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[Perf] Changes at 7/2/2022 10:25:38 PM #6615

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performanceautofiler bot opened this issue Jul 5, 2022 · 58 comments
Closed

[Perf] Changes at 7/2/2022 10:25:38 PM #6615

performanceautofiler bot opened this issue Jul 5, 2022 · 58 comments
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@kunalspathak
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arch-x64 branch-refs/heads/main kind-micro os-alpine perf-regression runtime-coreclr untriaged

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.Sort<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
List - Duration of single invocation 2.59 μs 3.76 μs 1.45 0.43 False
Array - Duration of single invocation 2.39 μs 4.86 μs 2.03 0.38 False
LinqOrderByExtension - Duration of single invocation 36.96 μs 39.35 μs 1.06 0.06 False
LinqQuery - Duration of single invocation 36.90 μs 39.54 μs 1.07 0.06 False
Array_Comparison - Duration of single invocation 20.29 μs 22.36 μs 1.10 0.06 False

graph
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graph
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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Sort&lt;Int32&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.Sort<Int32>.List(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.7597079900000003 > 2.8724378725.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -12.353000312651611 (T) = (0 -4040.00108875) / Math.Sqrt((7881.1649251038625 / (51)) + (101999.74419176362 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5322040562185509 = (2636.725227526575 - 4040.00108875) / 2636.725227526575 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Sort&lt;Int32&gt;.Array(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.860769107692309 > 2.8123633970833337.
IsChangePoint: Marked as a change because one of 7/3/2022 4:26:07 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -6.608538501490605 (T) = (0 -4031.954485538462) / Math.Sqrt((69168.05626492103 / (54)) + (218758.58845493465 / (5))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (54) + (5) - 2, .025) and -0.5333167640368692 = (2629.5639492802884 - 4031.954485538462) / 2629.5639492802884 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Sort&lt;Int32&gt;.LinqOrderByExtension(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 39.349956216666676 > 38.85571051330769.
IsChangePoint: Marked as a change because one of 5/12/2022 1:53:44 AM, 5/24/2022 3:42:52 PM, 6/23/2022 8:35:19 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -32.85484823732051 (T) = (0 -39603.86021510531) / Math.Sqrt((141822.95356557955 / (51)) + (18959.126332089763 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.06330752784784205 = (37245.91350845075 - 39603.86021510531) / 37245.91350845075 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Sort&lt;Int32&gt;.LinqQuery(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 39.538354357142865 > 39.12203206275.
IsChangePoint: Marked as a change because one of 5/11/2022 3:41:15 PM, 5/24/2022 3:42:52 PM, 6/23/2022 8:25:58 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -31.338449110736804 (T) = (0 -39603.11588914836) / Math.Sqrt((166084.93005790107 / (51)) + (18921.8656819812 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.06307384250315005 = (37253.400757088995 - 39603.11588914836) / 37253.400757088995 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Sort&lt;Int32&gt;.Array_Comparison(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 22.35703098461539 > 21.753388003999998.
IsChangePoint: Marked as a change because one of 5/23/2022 3:43:39 PM, 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -18.737346825567638 (T) = (0 -22215.35563908425) / Math.Sqrt((147699.2479352119 / (51)) + (7500.881236534057 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.055100593057762756 = (21055.20154689937 - 22215.35563908425) / 21055.20154689937 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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Benchmarking workflow for dotnet/runtime repository
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Reader

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 2.61 μs 5.11 μs 1.96 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 88.84 ns 139.58 ns 1.57 0.00 False
ReadSpanEmptyLoop - Duration of single invocation 5.98 μs 11.35 μs 1.90 0.05 False
ReadSpanEmptyLoop - Duration of single invocation 70.29 μs 103.84 μs 1.48 0.00 False
ReadReturnBytes - Duration of single invocation 3.04 μs 6.11 μs 2.01 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 5.37 μs 9.22 μs 1.72 0.01 False
ReadReturnBytes - Duration of single invocation 58.99 μs 106.81 μs 1.81 0.01 False
ReadReturnBytes - Duration of single invocation 1.07 μs 2.57 μs 2.39 0.10 False
ReadSpanEmptyLoop - Duration of single invocation 3.88 μs 7.64 μs 1.97 0.04 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 131.68 ns 180.53 ns 1.37 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 5.97 μs 8.92 μs 1.49 0.03 False
ReadReturnBytes - Duration of single invocation 8.18 μs 10.16 μs 1.24 0.01 False
ReadReturnBytes - Duration of single invocation 77.75 μs 121.89 μs 1.57 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 81.08 ns 133.80 ns 1.65 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 1.70 μs 3.16 μs 1.86 0.26 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 789.43 ns 1.18 μs 1.50 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 599.98 ns 1.05 μs 1.76 0.00 False
ReadReturnBytes - Duration of single invocation 4.63 μs 9.34 μs 2.02 0.09 False
ReadSpanEmptyLoop - Duration of single invocation 1.49 μs 2.72 μs 1.82 0.14 False
ReadReturnBytes - Duration of single invocation 10.47 μs 16.50 μs 1.58 0.02 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 1.59 μs 2.41 μs 1.51 0.06 False
ReadReturnBytes - Duration of single invocation 6.96 μs 13.53 μs 1.94 0.03 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 1.98 μs 3.42 μs 1.73 0.00 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 73.56 μs 101.32 μs 1.38 0.01 False
ReadReturnBytes - Duration of single invocation 2.06 μs 3.92 μs 1.90 0.26 False
ReadReturnBytes - Duration of single invocation 2.56 μs 4.56 μs 1.78 0.05 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 1.73 μs 3.26 μs 1.89 0.20 False
ReadSpanEmptyLoop - Duration of single invocation 9.11 μs 14.07 μs 1.54 0.08 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 2.37 μs 3.84 μs 1.62 0.11 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 6.28 μs 10.89 μs 1.73 0.03 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 49.48 μs 83.61 μs 1.69 0.00 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 2.77 μs 4.01 μs 1.44 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 3.72 μs 7.68 μs 2.06 0.05 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 668.27 ns 1.12 μs 1.68 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 9.65 μs 14.03 μs 1.45 0.03 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 152.58 ns 189.31 ns 1.24 0.03 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 8.17 μs 9.10 μs 1.11 0.00 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 966.39 ns 1.83 μs 1.89 0.00 False
ReadSpanEmptyLoop - Duration of single invocation 2.59 μs 5.11 μs 1.97 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 6.00 μs 11.35 μs 1.89 0.05 False
ReadReturnBytes - Duration of single invocation 6.53 μs 10.76 μs 1.65 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 48.56 μs 88.36 μs 1.82 0.02 False
ReadReturnBytes - Duration of single invocation 1.74 μs 3.05 μs 1.76 0.13 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 2.74 μs 4.84 μs 1.77 0.00 False
ReadSpanEmptyLoop - Duration of single invocation 655.07 ns 1.12 μs 1.71 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 69.42 μs 103.40 μs 1.49 0.00 False
ReadReturnBytes - Duration of single invocation 76.81 ns 147.14 ns 1.92 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 2.39 μs 3.84 μs 1.61 0.12 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 7.66 μs 9.12 μs 1.19 0.00 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 1.47 μs 2.70 μs 1.83 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 72.11 ns 123.15 ns 1.71 0.07 False
ReadSpanEmptyLoop - Duration of single invocation 898.56 ns 2.06 μs 2.30 0.03 False
ReadSpanEmptyLoop - Duration of single invocation 507.40 ns 1.00 μs 1.98 0.03 False
ReadReturnBytes - Duration of single invocation 773.02 ns 1.34 μs 1.73 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 74.54 ns 129.49 ns 1.74 0.08 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 9.92 μs 14.21 μs 1.43 0.05 False
ReadReturnBytes - Duration of single invocation 83.64 ns 158.52 ns 1.90 0.03 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 512.99 ns 1.01 μs 1.97 0.02 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 5.43 μs 9.17 μs 1.69 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 906.72 ns 2.06 μs 2.27 0.00 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 3.87 μs 7.13 μs 1.84 0.02 False
ReadSpanEmptyLoop - Duration of single invocation 7.56 μs 9.08 μs 1.20 0.00 False
ReadReturnBytes - Duration of single invocation 611.23 ns 1.37 μs 2.24 0.10 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 48.27 μs 88.11 μs 1.83 0.00 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Reader*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: DeepTree)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.113290322296792 > 2.7429714988865253.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -337.4558845037357 (T) = (0 -5133.338320551214) / Math.Sqrt((342.5328470815681 / (51)) + (387.2015131476773 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9532887111687197 = (2628.048936749223 - 5133.338320551214) / 2628.048936749223 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 139.58325202230364 > 93.28994061510654.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -510.30876395988264 (T) = (0 -139.49308888733424) / Math.Sqrt((0.15120822637626435 / (51)) + (0.055862762701996256 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5744887127346107 = (88.59580113791938 - 139.49308888733424) / 88.59580113791938 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: BroadTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 11.347079303627952 > 6.274616109841706.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -179.6004261570104 (T) = (0 -11380.906906081742) / Math.Sqrt((7465.9256598852435 / (51)) + (6178.503714111246 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9168826007491093 = (5937.195580800897 - 11380.906906081742) / 5937.195580800897 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 103.83551392502363 > 73.32162193633744.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -138.3411655617789 (T) = (0 -103206.92492915128) / Math.Sqrt((519865.1267767036 / (51)) + (400489.4088688363 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4903833598166928 = (69248.57570997374 - 103206.92492915128) / 69248.57570997374 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: True, TestCase: DeepTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.109848831130813 > 3.2112610346456396.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -146.54548679283482 (T) = (0 -6058.657603553991) / Math.Sqrt((1272.208154764564 / (51)) + (3068.795458072517 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9565461139750975 = (3096.6086412574605 - 6058.657603553991) / 3096.6086412574605 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.21717498579426 > 5.6922974296768345.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -263.1338800436092 (T) = (0 -9169.003006521807) / Math.Sqrt((4750.175875515416 / (51)) + (858.5585137725373 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6844114411950407 = (5443.446168957786 - 9169.003006521807) / 5443.446168957786 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: True, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 106.80955398908523 > 61.73044207854173.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -229.1570689469434 (T) = (0 -105993.14273363144) / Math.Sqrt((377822.8366731147 / (51)) + (274345.24833052716 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7905114155337944 = (59197.133184449616 - 105993.14273363144) / 59197.133184449616 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: True, TestCase: LotsOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.566741716975411 > 1.128717790925762.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -36.966605202471904 (T) = (0 -2633.7155308707884) / Math.Sqrt((56.51010726658218 / (51)) + (14199.579818638647 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.448096519973135 = (1075.8217698457781 - 2633.7155308707884) / 1075.8217698457781 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.642882261554792 > 3.9685557351978393.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -192.5265894867791 (T) = (0 -7658.095003818146) / Math.Sqrt((6178.289330774491 / (51)) + (2130.2006352032286 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9795488221589087 = (3868.6062794178415 - 7658.095003818146) / 3868.6062794178415 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 180.5316070526393 > 138.26102137011475.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -122.48323869971128 (T) = (0 -178.80189414492042) / Math.Sqrt((1.0039412076124599 / (51)) + (1.0826805530530668 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3693209366791903 = (130.57705418463985 - 178.80189414492042) / 130.57705418463985 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.91852885802469 > 6.325847754604007.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -134.54872498921188 (T) = (0 -8942.834492953678) / Math.Sqrt((6081.598833819592 / (51)) + (2679.729464082015 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4720001431079638 = (6075.294581202881 - 8942.834492953678) / 6075.294581202881 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: DeepTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.161267081971678 > 8.597503658956693.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -59.394385517665526 (T) = (0 -10142.948401094496) / Math.Sqrt((5413.904704971027 / (51)) + (7599.58065911912 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.23502227049263258 = (8212.765586039692 - 10142.948401094496) / 8212.765586039692 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 121.88799811662946 > 81.73516218734346.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -193.8625044865937 (T) = (0 -121314.07493213547) / Math.Sqrt((747930.8374010246 / (51)) + (284475.14127352607 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5579491018088756 = (77867.803762833 - 121314.07493213547) / 77867.803762833 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 133.80391177732886 > 85.16320734332031.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -53.405936552600885 (T) = (0 -134.15948355895193) / Math.Sqrt((0.44680402339916564 / (51)) + (7.900516392281446 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6593266990829598 = (80.85175971259683 - 134.15948355895193) / 80.85175971259683 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: LotsOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.1603117468675506 > 1.785459741090796.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -100.2044696721912 (T) = (0 -3205.604086313199) / Math.Sqrt((2327.771089466335 / (51)) + (1524.056917618989 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9244258373665288 = (1665.7457118222296 - 3205.604086313199) / 1665.7457118222296 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.1840279457070708 > 842.5749918911429.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -210.8051666533897 (T) = (0 -1181.851661251128) / Math.Sqrt((86.23992308432342 / (51)) + (13.612489835656012 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.48927944653867966 = (793.5728005902033 - 1181.851661251128) / 793.5728005902033 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.053946605041455 > 631.1024033708013.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -120.58317049367099 (T) = (0 -1032.1645311046725) / Math.Sqrt((23.05308244590023 / (51)) + (98.00919025950596 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7134548308970181 = (602.3879430567304 - 1032.1645311046725) / 602.3879430567304 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: True, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.335602314247698 > 4.830195839972805.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -165.7259175500297 (T) = (0 -9286.232235372816) / Math.Sqrt((8492.679339146996 / (51)) + (4959.751350673214 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0019741797843704 = (4638.537464240933 - 9286.232235372816) / 4638.537464240933 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: LotsOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.716221369572058 > 1.53436946321157.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -128.2006324806378 (T) = (0 -2711.7782225607143) / Math.Sqrt((501.80384996649946 / (51)) + (640.051879251285 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8119559434591962 = (1496.60273603765 - 2711.7782225607143) / 1496.60273603765 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: BroadTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.49598633272696 > 10.965611527205333.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -106.5778006067168 (T) = (0 -16261.591143276799) / Math.Sqrt((21693.523762815894 / (51)) + (20800.50002828832 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5637047987372068 = (10399.399654211646 - 16261.591143276799) / 10399.399654211646 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: LotsOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.4078942586313197 > 1.6465721908370765.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -68.87008627816363 (T) = (0 -2470.3418066213558) / Math.Sqrt((392.73370004302 / (51)) + (1244.6282598863202 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5533666438920666 = (1590.3146989378793 - 2470.3418066213558) / 1590.3146989378793 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: True, TestCase: BroadTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.534358255080049 > 7.3710348289550796.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -98.7188551092526 (T) = (0 -13722.956389164987) / Math.Sqrt((10069.50473951487 / (51)) + (34025.0576097564 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9227466516454145 = (7137.163066918564 - 13722.956389164987) / 7137.163066918564 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: LotsOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.415086139936618 > 2.081598408271924.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -189.22021033552855 (T) = (0 -3385.6594637965795) / Math.Sqrt((275.4508428306674 / (51)) + (391.263447735729 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7003035377147351 = (1991.2088569474008 - 3385.6594637965795) / 1991.2088569474008 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 101.31581857718892 > 77.06958756224044.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -145.28928787218675 (T) = (0 -101870.08778865183) / Math.Sqrt((673992.9356026523 / (51)) + (200339.55418075685 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3868931048426569 = (73452.01114126889 - 101870.08778865183) / 73452.01114126889 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: True, TestCase: LotsOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.915776308889452 > 2.1086854750776873.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -24.447144743275203 (T) = (0 -3993.289962102048) / Math.Sqrt((2323.112352172498 / (51)) + (53144.35315052915 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0027445848502277 = (1993.908755169936 - 3993.289962102048) / 1993.908755169936 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: LotsOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.556713530498406 > 2.7186192132152502.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -191.60019526658184 (T) = (0 -4519.676464106118) / Math.Sqrt((1656.061281237879 / (51)) + (530.5281675733692 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7281524985642762 = (2615.3227032110876 - 4519.676464106118) / 2615.3227032110876 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: LotsOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.2646773492631795 > 1.7793989531220766.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -109.98584128943133 (T) = (0 -3225.134281136968) / Math.Sqrt((1663.3685645668804 / (51)) + (1302.4121607450234 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9110481250463217 = (1687.6258838634922 - 3225.134281136968) / 1687.6258838634922 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: BroadTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.074191707883692 > 9.576585697555418.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -100.88988839703678 (T) = (0 -14031.750507343411) / Math.Sqrt((34861.810055997696 / (51)) + (13115.910220119205 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5303380489698483 = (9169.05288788247 - 14031.750507343411) / 9169.05288788247 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: LotsOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.8396506290468 > 2.5355028821613566.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -169.52119879181603 (T) = (0 -3836.5057895822006) / Math.Sqrt((2967.5380451258056 / (51)) + (81.57817649217031 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5757911663338076 = (2434.6536974871547 - 3836.5057895822006) / 2434.6536974871547 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: BroadTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.89257353765826 > 6.555255556232749.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -269.35444046530665 (T) = (0 -10878.442001420826) / Math.Sqrt((7729.1137724218715 / (51)) + (1201.5841758775712 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7547276903415083 = (6199.504379681638 - 10878.442001420826) / 6199.504379681638 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 83.61039951408885 > 52.177360435051.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -289.19983580144134 (T) = (0 -83331.80027698148) / Math.Sqrt((234110.28030808253 / (51)) + (70557.51748602341 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6719226013299378 = (49841.90070203899 - 83331.80027698148) / 49841.90070203899 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: LotsOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.0055706981981976 > 2.9048870889292644.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -118.30290271920515 (T) = (0 -4026.265028888518) / Math.Sqrt((915.4521998293303 / (51)) + (709.3013146573369 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.43551808845965445 = (2804.746983863364 - 4026.265028888518) / 2804.746983863364 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.68035387210236 > 4.03266503189289.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -320.5138657448014 (T) = (0 -7661.834412355517) / Math.Sqrt((4745.651768697762 / (51)) + (385.86081169317595 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9889998210707246 = (3852.1041234840204 - 7661.834412355517) / 3852.1041234840204 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.1201258920313253 > 706.2384371348176.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -229.4408644059453 (T) = (0 -1123.8931655374524) / Math.Sqrt((50.04522017148891 / (51)) + (21.99107110285342 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6509398978518285 = (680.7595885227807 - 1123.8931655374524) / 680.7595885227807 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: BroadTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.033006941330338 > 10.588190632716396.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -115.04033518029324 (T) = (0 -14027.68207030857) / Math.Sqrt((45668.532242928 / (51)) + (2745.703653033738 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4057399715138333 = (9978.859785286066 - 14027.68207030857) / 9978.859785286066 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 189.3119961349612 > 153.52556048766448.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -146.85864711113106 (T) = (0 -189.61875135924868) / Math.Sqrt((3.6393849156925584 / (51)) + (0.15843602541164342 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.30522277117250196 = (145.27692555418045 - 189.61875135924868) / 145.27692555418045 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: DeepTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.098548589431402 > 8.575175198970475.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -44.77151810657247 (T) = (0 -9120.941547485036) / Math.Sqrt((876.6685266878268 / (51)) + (3482.6664512791035 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.11659445260186571 = (8168.535609532721 - 9120.941547485036) / 8168.535609532721 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: LotsOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.828971114746436 > 1015.9487132766387.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -260.1662568641544 (T) = (0 -1811.912140315487) / Math.Sqrt((51.329299813596535 / (51)) + (76.74134885807187 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8778099003477922 = (964.9071186491774 - 1811.912140315487) / 964.9071186491774 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: DeepTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.10940924482231 > 2.7175098783728733.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -245.08453390711117 (T) = (0 -5110.372668731637) / Math.Sqrt((805.6069608051453 / (51)) + (711.2189696393535 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9635563233675087 = (2602.610685476708 - 5110.372668731637) / 2602.610685476708 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: BroadTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 11.350898046018992 > 6.3311814995071405.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -173.16340472775408 (T) = (0 -11326.315789004637) / Math.Sqrt((8076.696988291634 / (51)) + (6316.196674744313 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8892973939851816 = (5994.988308914945 - 11326.315789004637) / 5994.988308914945 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.757838061556926 > 6.806397633283606.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -234.0149410594361 (T) = (0 -10764.290018197513) / Math.Sqrt((7954.317579963884 / (51)) + (1566.6209817866825 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.688499791397945 = (6375.061503137958 - 10764.290018197513) / 6375.061503137958 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 88.35853869382022 > 51.12482166024261.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -345.0377058780199 (T) = (0 -88274.71238852765) / Math.Sqrt((185360.15517738505 / (51)) + (75251.11566606222 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8062238437286364 = (48872.52080910403 - 88274.71238852765) / 48872.52080910403 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: LotsOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.0524969154032946 > 1.728092640544812.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -112.42090482278019 (T) = (0 -3096.050472924236) / Math.Sqrt((2209.1438835729623 / (51)) + (860.3111919185633 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8050028986415364 = (1715.260665373089 - 3096.050472924236) / 1715.260665373089 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: DeepTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.840867815505603 > 2.8534078009678057.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -344.50557455593724 (T) = (0 -4872.8635967524115) / Math.Sqrt((528.7507354345806 / (51)) + (226.90892482967234 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7856827270820524 = (2728.8518407270803 - 4872.8635967524115) / 2728.8518407270803 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.1169116725611254 > 688.7441363721828.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -249.08746746922634 (T) = (0 -1112.8792160587486) / Math.Sqrt((89.82462002752314 / (51)) + (11.94083068519284 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6771265381826258 = (663.5630590311278 - 1112.8792160587486) / 663.5630590311278 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 103.40222042214914 > 73.25134774635963.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -172.167243950518 (T) = (0 -103075.41291917459) / Math.Sqrt((395645.06220186484 / (51)) + (242359.8393619162 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.48330088148867234 = (69490.56270749729 - 103075.41291917459) / 69490.56270749729 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: True, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 147.14497141283152 > 80.68711284483969.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -139.6764841163716 (T) = (0 -147.76735701432568) / Math.Sqrt((1.246880446008706 / (51)) + (1.8442571468656699 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9131717626012429 = (77.23684820301439 - 147.76735701432568) / 77.23684820301439 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: LotsOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.842527470787209 > 2.481138954715828.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -104.11444277403318 (T) = (0 -3833.811445193406) / Math.Sqrt((3342.0278910013144 / (51)) + (999.4519172546353 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5994532552497509 = (2396.95122855889 - 3833.811445193406) / 2396.95122855889 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: DeepTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.117475251604434 > 8.128827410213566.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -88.7956981013865 (T) = (0 -9135.185405389042) / Math.Sqrt((2439.6520631264884 / (51)) + (1741.910158138185 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.18821964633570518 = (7688.128565758538 - 9135.185405389042) / 7688.128565758538 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: LotsOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.697276210721685 > 1.567938094913161.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -139.54469591586493 (T) = (0 -2713.3274597588775) / Math.Sqrt((750.2647907737985 / (51)) + (473.6419529480814 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7926347174168645 = (1513.5975184440838 - 2713.3274597588775) / 1513.5975184440838 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 123.1476587955445 > 74.4225737097673.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -125.73646063081642 (T) = (0 -123.5932178115821) / Math.Sqrt((2.0438327881514264 / (51)) + (1.101729734337457 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7512063569750165 = (70.57604451886154 - 123.5932178115821) / 70.57604451886154 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: LotsOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.0624875604630417 > 942.2485563508941.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -332.4361647822308 (T) = (0 -2067.1905083406873) / Math.Sqrt((15.167736290958729 / (51)) + (97.11109980524445 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3100971150690857 = (894.8500454184871 - 2067.1905083406873) / 894.8500454184871 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: True, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0036190397006026 > 529.4285686659238.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -225.08344341436106 (T) = (0 -1001.7056173386377) / Math.Sqrt((11.269100634086703 / (51)) + (37.03798472212477 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9797554234256032 = (505.97442769237125 - 1001.7056173386377) / 505.97442769237125 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.3377803713186533 > 811.5464088212133.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -270.4825763891139 (T) = (0 -1335.006989288417) / Math.Sqrt((115.11066793226043 / (51)) + (16.874300853797884 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7342008888621085 = (769.8110396912426 - 1335.006989288417) / 769.8110396912426 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 129.49361109409162 > 78.32144146282705.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -193.49547998477718 (T) = (0 -129.84737827245692) / Math.Sqrt((3.316979215771403 / (51)) + (0.09267180753762153 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7021074347557504 = (76.286241174365 - 129.84737827245692) / 76.286241174365 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: BroadTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.207256418588004 > 9.771326625888857.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -80.87185169024937 (T) = (0 -14125.944617233261) / Math.Sqrt((59923.72757729605 / (51)) + (19502.306864778086 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5246502386572123 = (9265.039455655247 - 14125.944617233261) / 9265.039455655247 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: False, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 158.51574272669197 > 88.12176530347669.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -106.94927413860074 (T) = (0 -158.3921136581005) / Math.Sqrt((1.2304079698476245 / (51)) + (3.530202063703253 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8540355748725864 = (85.4310002487334 - 158.3921136581005) / 85.4310002487334 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0130774847340511 > 547.7787512433652.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -238.0311235415409 (T) = (0 -1010.6011241816321) / Math.Sqrt((28.915695113423162 / (51)) + (28.919468954183024 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9292382253902236 = (523.8342838543019 - 1010.6011241816321) / 523.8342838543019 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: False, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.16548970552297 > 5.821852052754269.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -220.42689415513058 (T) = (0 -9196.316166922696) / Math.Sqrt((6133.516751063526 / (51)) + (1284.8889247075308 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6714185535839717 = (5502.102478881377 - 9196.316166922696) / 5502.102478881377 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: LotsOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.059363283410138 > 956.3079464620631.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -303.5560701885492 (T) = (0 -2066.914623883648) / Math.Sqrt((109.80844155661357 / (51)) + (98.81067188408237 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2692635893298798 = (910.8305591304243 - 2066.914623883648) / 910.8305591304243 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadMultiSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.134473204541455 > 4.15907876707364.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -136.4132941131823 (T) = (0 -7198.093850988613) / Math.Sqrt((3557.8195485743922 / (51)) + (3854.5986568929316 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8020872831638322 = (3994.3092203343717 - 7198.093850988613) / 3994.3092203343717 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: DeepTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.08390529619934 > 7.9518841642986455.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -73.48773359977586 (T) = (0 -9102.06966328075) / Math.Sqrt((2932.7645156400163 / (51)) + (2879.341943828945 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1975388172383716 = (7600.646870279255 - 9102.06966328075) / 7600.646870279255 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadReturnBytes(IsDataCompact: True, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.3720010093415898 > 634.1942886850959.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -33.447030442339376 (T) = (0 -1241.426126109246) / Math.Sqrt((60.10591680520409 / (51)) + (2879.1352328629077 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0489956902885895 = (605.8705403789298 - 1241.426126109246) / 605.8705403789298 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Reader.ReadSingleSpanSequenceEmptyLoop(IsDataCompact: True, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 88.10957424913569 > 51.49939698222318.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -252.25599447840827 (T) = (0 -88238.47479649528) / Math.Sqrt((224574.20780292648 / (51)) + (158199.6381976844 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.800263781877958 = (49014.19207825683 - 88238.47479649528) / 49014.19207825683 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
edited
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.Sort<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Array_Comparison - Duration of single invocation 250.12 μs 341.85 μs 1.37 0.33 False
LinqQuery - Duration of single invocation 191.95 μs 281.30 μs 1.47 0.02 False
List - Duration of single invocation 236.25 μs 328.78 μs 1.39 0.29 False
Array_ComparerClass - Duration of single invocation 252.81 μs 333.01 μs 1.32 0.31 False
Array - Duration of single invocation 231.42 μs 332.61 μs 1.44 0.31 False
LinqOrderByExtension - Duration of single invocation 193.97 μs 283.15 μs 1.46 0.01 False
Array_ComparerStruct - Duration of single invocation 265.74 μs 339.93 μs 1.28 0.32 False

graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Sort&lt;String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.Sort<String>.Array_Comparison(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 341.85051624 > 262.82748295615386.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -30.50852282050302 (T) = (0 -338656.4701385714) / Math.Sqrt((108656938.32586212 / (51)) + (50018011.936492205 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.35286687619805474 = (250325.05126468433 - 338656.4701385714) / 250325.05126468433 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Sort&lt;String&gt;.LinqQuery(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 281.30117415714284 > 201.32207454.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -52.600308391022665 (T) = (0 -283417.2732820879) / Math.Sqrt((7577714.87103624 / (51)) + (22220577.436500788 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.46514951297322454 = (193439.147863449 - 283417.2732820879) / 193439.147863449 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Sort&lt;String&gt;.List(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 328.7780062666667 > 250.3554400603847.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -31.226468237772075 (T) = (0 -333196.7861080128) / Math.Sqrt((68932636.6786332 / (51)) + (62420203.83627291 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3957724998723507 = (238718.5491464297 - 333196.7861080128) / 238718.5491464297 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Sort&lt;String&gt;.Array_ComparerClass(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 333.01065430769233 > 265.14193016649995.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -35.58685204422708 (T) = (0 -339997.39617754123) / Math.Sqrt((76978389.36095166 / (51)) + (39058391.87105524 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.35983981869902304 = (250027.53375969038 - 339997.39617754123) / 250027.53375969038 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Sort&lt;String&gt;.Array(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 332.6131734857142 > 244.67084507250001.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -23.15917575303756 (T) = (0 -329900.11955008237) / Math.Sqrt((230814099.5298851 / (51)) + (88047765.66560552 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.38248093903371105 = (238629.0546477024 - 329900.11955008237) / 238629.0546477024 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Sort&lt;String&gt;.LinqOrderByExtension(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 283.14945887692306 > 202.55741705661544.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -72.26394268574076 (T) = (0 -283287.2266585439) / Math.Sqrt((8372154.53977509 / (51)) + (11111236.46084391 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.46605891952981154 = (193230.45130368884 - 283287.2266585439) / 193230.45130368884 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Sort&lt;String&gt;.Array_ComparerStruct(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 339.93404369333336 > 272.3331002075.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -27.023254331194636 (T) = (0 -341464.0282704487) / Math.Sqrt((77823644.088233 / (51)) + (70197028.23794831 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.34047191919074854 = (254734.18978936365 - 341464.0282704487) / 254734.18978936365 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
edited
Loading

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_DateTimeOffset

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ToString - Duration of single invocation 274.69 ns 416.77 ns 1.52 0.03 False
ToString - Duration of single invocation 271.94 ns 417.69 ns 1.54 0.02 False
ToString - Duration of single invocation 30.45 ns 38.35 ns 1.26 0.01 False
TryParse - Duration of single invocation 332.15 ns 524.47 ns 1.58 0.01 False
ToString - Duration of single invocation 157.17 ns 227.03 ns 1.44 0.01 False
ToString - Duration of single invocation 163.51 ns 220.29 ns 1.35 0.03 False
ToString - Duration of single invocation 42.70 ns 65.62 ns 1.54 0.01 False
Parse - Duration of single invocation 332.47 ns 518.73 ns 1.56 0.02 False

graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_DateTimeOffset*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_DateTimeOffset.ToString(format: null)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 416.773196211732 > 288.46238906478874.
IsChangePoint: Marked as a change because one of 6/1/2022 6:40:18 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -167.05930437508255 (T) = (0 -417.91135365881394) / Math.Sqrt((6.488576288662357 / (51)) + (4.91002296463993 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5246319143515359 = (274.10639231998636 - 417.91135365881394) / 274.10639231998636 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTimeOffset.ToString(value: 12/30/2017 3:45:22 AM -08:00)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 417.6887300170069 > 285.47663809355316.
IsChangePoint: Marked as a change because one of 6/1/2022 6:40:18 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -73.63521734391543 (T) = (0 -419.7604768150811) / Math.Sqrt((4.231766547689878 / (51)) + (30.090670833737875 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.524270194244977 = (275.3845600339924 - 419.7604768150811) / 275.3845600339924 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTimeOffset.ToString(format: "r")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 38.34769732588417 > 31.974457672985576.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -12.294021362283612 (T) = (0 -39.1411639370165) / Math.Sqrt((0.23840208706013263 / (51)) + (3.7225611434403874 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2744228370715964 = (30.71285510463398 - 39.1411639370165) / 30.71285510463398 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTimeOffset.TryParse(value: "12/30/2017 3:45:22 AM -08:00")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 524.4653232130564 > 348.0889624569954.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -265.1559194288665 (T) = (0 -525.7025488340919) / Math.Sqrt((10.266821299836252 / (51)) + (2.69577802823853 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5874403623286901 = (331.16365270120406 - 525.7025488340919) / 331.16365270120406 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTimeOffset.ToString(format: "G")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 227.03317384592737 > 164.723501844488.
IsChangePoint: Marked as a change because one of 6/1/2022 9:42:28 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -95.18479643217303 (T) = (0 -226.7141822437352) / Math.Sqrt((3.294186306592227 / (51)) + (3.5189460534374923 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.424899975593303 = (159.10884000775945 - 226.7141822437352) / 159.10884000775945 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTimeOffset.ToString(format: "s")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 220.28943004005149 > 171.5497652295284.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -167.86319722629707 (T) = (0 -220.72379705849036) / Math.Sqrt((3.4267227077743625 / (51)) + (0.3366734758058038 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.33582803392853305 = (165.23369135274422 - 220.72379705849036) / 165.23369135274422 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTimeOffset.ToString(format: "o")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 65.61690379179973 > 44.87881462368406.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -100.33054439481326 (T) = (0 -66.05693942236171) / Math.Sqrt((0.12970069256131248 / (51)) + (0.4143904604172174 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.548142149372053 = (42.668523332405414 - 66.05693942236171) / 42.668523332405414 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTimeOffset.Parse(value: "12/30/2017 3:45:22 AM -08:00")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 518.7346904666399 > 345.7360913725764.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -95.50360353060697 (T) = (0 -523.9047057954145) / Math.Sqrt((23.672701100894443 / (51)) + (28.90695364889527 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5825304669454902 = (331.05505185415194 - 523.9047057954145) / 331.05505185415194 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Document.Tests.Perf_DocumentParse

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Parse - Duration of single invocation 891.91 ns 2.57 μs 2.88 0.01 False
Parse - Duration of single invocation 261.53 ns 656.48 ns 2.51 0.10 False
Parse - Duration of single invocation 263.74 ns 630.28 ns 2.39 0.09 False
Parse - Duration of single invocation 1.96 μs 7.83 μs 4.00 0.00 False
Parse - Duration of single invocation 1.25 μs 4.22 μs 3.37 0.01 False
Parse - Duration of single invocation 2.17 μs 8.01 μs 3.69 0.01 False
Parse - Duration of single invocation 844.45 ns 2.04 μs 2.41 0.01 False
Parse - Duration of single invocation 1.05 μs 2.72 μs 2.60 0.00 False
Parse - Duration of single invocation 700.22 ns 1.96 μs 2.79 0.01 False
Parse - Duration of single invocation 4.84 ms 24.09 ms 4.98 0.00 False
Parse - Duration of single invocation 898.45 μs 2.39 ms 2.66 0.01 False
Parse - Duration of single invocation 221.26 ns 431.57 ns 1.95 0.15 False
Parse - Duration of single invocation 4.98 ms 24.38 ms 4.90 0.01 False
Parse - Duration of single invocation 1.42 μs 4.32 μs 3.05 0.00 False
Parse - Duration of single invocation 204.39 ns 425.90 ns 2.08 0.17 False
Parse - Duration of single invocation 740.74 μs 2.27 ms 3.06 0.01 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Document.Tests.Perf_DocumentParse*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: False, TestRandomAccess: False, TestCase: Json400B)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.569378133130322 > 930.1993197471294.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -362.9785047835412 (T) = (0 -2572.0939988212767) / Math.Sqrt((120.39778123630508 / (51)) + (153.60879404962188 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.9010329311262926 = (886.61316844228 - 2572.0939988212767) / 886.61316844228 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: True, TestRandomAccess: True, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 656.4755441523217 > 277.60831999663105.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -106.75749856726652 (T) = (0 -641.845065190542) / Math.Sqrt((43.80745862823654 / (51)) + (89.53565782019602 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3663159766821864 = (271.242332602797 - 641.845065190542) / 271.242332602797 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: False, TestRandomAccess: True, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 630.2754180051729 > 274.6855022223023.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -154.8400829828903 (T) = (0 -626.1074061912238) / Math.Sqrt((31.701028327377387 / (51)) + (39.08594088446109 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3830532884037423 = (262.7332797121855 - 626.1074061912238) / 262.7332797121855 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: False, TestRandomAccess: True, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.830854320685655 > 2.0873182918287756.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -337.99984077533014 (T) = (0 -7882.484085530347) / Math.Sqrt((761.0486529426926 / (51)) + (2319.4514183316564 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.979074846957274 = (1980.9841203560018 - 7882.484085530347) / 1980.9841203560018 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: False, TestRandomAccess: True, TestCase: BasicJson)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.217654433814425 > 1.3100538984404462.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -263.0001269083895 (T) = (0 -4198.923066675283) / Math.Sqrt((350.39842622117897 / (51)) + (955.6443083533422 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.3782288709319848 = (1242.9362328896577 - 4198.923066675283) / 1242.9362328896577 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: True, TestRandomAccess: True, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.01282840459079 > 2.272585659373619.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -955.9831731673626 (T) = (0 -8010.950843382147) / Math.Sqrt((840.4295310606801 / (51)) + (169.16581035316963 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.7311516852230753 = (2147.045073270237 - 8010.950843382147) / 2147.045073270237 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: True, TestRandomAccess: False, TestCase: BasicJson)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.0353886992911288 > 892.638653835483.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -215.88509607620858 (T) = (0 -2056.9260808119398) / Math.Sqrt((93.51102189213928 / (51)) + (234.01737427725632 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4106448116838473 = (853.2680015083462 - 2056.9260808119398) / 853.2680015083462 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: True, TestRandomAccess: False, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.716485223657063 > 1.0796162332529518.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -206.6471277934419 (T) = (0 -2710.307492331482) / Math.Sqrt((249.89799799569823 / (51)) + (481.08322191797737 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5965477038957605 = (1043.8119385463401 - 2710.307492331482) / 1043.8119385463401 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: False, TestRandomAccess: False, TestCase: BasicJson)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.9558087873599008 > 734.8324883848261.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -121.15549444719422 (T) = (0 -1935.6790041666259) / Math.Sqrt((87.61464583362589 / (51)) + (830.4664116820228 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.8008768130654007 = (691.0975145844187 - 1935.6790041666259) / 691.0975145844187 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: False, TestRandomAccess: True, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.092470864583333 > 5.0509433863447395.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -520.3237426583777 (T) = (0 -24103870.78603766) / Math.Sqrt((1407537519.0136178 / (51)) + (10739419813.048872 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.975330128186745 = (4844677.672639644 - 24103870.78603766) / 4844677.672639644 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: True, TestRandomAccess: False, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.3895425422222227 > 945.1533350294598.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -390.2844629099381 (T) = (0 -2383247.4553400693) / Math.Sqrt((120633894.72896424 / (51)) + (96687964.09744309 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.64928043249733 = (899582.9305595685 - 2383247.4553400693) / 899582.9305595685 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: True, TestRandomAccess: False, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 431.56845656304813 > 205.8986043412389.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -158.02563102574825 (T) = (0 -425.82196026731367) / Math.Sqrt((38.69458558825399 / (51)) + (10.772833838803345 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.166690025276033 = (196.5310936496625 - 425.82196026731367) / 196.5310936496625 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: True, TestRandomAccess: True, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.382396641666666 > 5.233682830572999.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -740.355537725052 (T) = (0 -24320858.41388794) / Math.Sqrt((2397922631.479356 / (51)) + (5064293375.179971 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.8506184463472377 = (5013970.627230592 - 24320858.41388794) / 5013970.627230592 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: True, TestRandomAccess: True, TestCase: BasicJson)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.3209342707757505 > 1.4984635775092414.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -306.77705299993204 (T) = (0 -4299.382885317104) / Math.Sqrt((213.30636656584144 / (51)) + (673.6443313652882 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.0379577786597842 = (1415.2214081177278 - 4299.382885317104) / 1415.2214081177278 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: False, TestRandomAccess: False, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 425.9021587231538 > 197.22633967514147.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -124.53352485083147 (T) = (0 -420.4747268389597) / Math.Sqrt((34.41785491475539 / (51)) + (22.62326722868387 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2437079856466788 = (187.40171605609854 - 420.4747268389597) / 187.40171605609854 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: False, TestRandomAccess: False, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.2675462720779223 > 769.9504988257318.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -540.2622185301824 (T) = (0 -2258726.6051271404) / Math.Sqrt((24444729.1063735 / (51)) + (59787545.103624746 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.0724558693942283 = (735153.4736843838 - 2258726.6051271404) / 735153.4736843838 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_FromStream<ClassImplementingIXmlSerialiable>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
XmlSerializer_ - Duration of single invocation 2.06 μs 3.47 μs 1.68 0.06 False
DataContractSerializer_ - Duration of single invocation 1.46 μs 2.03 μs 1.39 0.02 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_FromStream&lt;ClassImplementingIXmlSerialiable&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_FromStream<ClassImplementingIXmlSerialiable>.XmlSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.4713294894107696 > 2.1651717890075393.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -149.9581629556631 (T) = (0 -3480.213764653745) / Math.Sqrt((3240.7103025938877 / (51)) + (167.28215478680312 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6555744323395553 = (2102.1185738751246 - 3480.213764653745) / 2102.1185738751246 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### MicroBenchmarks.Serializers.Xml_FromStream&lt;ClassImplementingIXmlSerialiable&gt;.DataContractSerializer_

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.028077286391073 > 1.5376757242771624.
IsChangePoint: Marked as a change because one of 5/20/2022 10:46:48 AM, 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -52.835681533650536 (T) = (0 -2029.7202360131812) / Math.Sqrt((357.5161840043199 / (51)) + (815.8468888446689 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3731747195237463 = (1478.1223446329848 - 2029.7202360131812) / 1478.1223446329848 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_FromStream<LoginViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DataContractSerializer_ - Duration of single invocation 2.74 μs 4.01 μs 1.46 0.05 False
XmlSerializer_ - Duration of single invocation 3.50 μs 6.37 μs 1.82 0.08 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_FromStream&lt;LoginViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_FromStream<LoginViewModel>.DataContractSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.006907954785772 > 2.9135337748398817.
IsChangePoint: Marked as a change because one of 5/20/2022 10:46:48 AM, 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -57.85643844399704 (T) = (0 -3927.557606546347) / Math.Sqrt((1318.9212089062455 / (51)) + (2875.228220171183 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.40674752174097184 = (2791.9420833140366 - 3927.557606546347) / 2791.9420833140366 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### MicroBenchmarks.Serializers.Xml_FromStream&lt;LoginViewModel&gt;.XmlSerializer_

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.368158573402153 > 3.8381686987216246.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -104.9869863102062 (T) = (0 -6285.453338928307) / Math.Sqrt((5651.371630818715 / (51)) + (4188.346381785921 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7261992638300919 = (3641.20960460969 - 6285.453338928307) / 3641.20960460969 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Linq.Tests.Perf_Enumerable

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
OrderByDescending - Duration of single invocation 4.40 μs 4.71 μs 1.07 0.01 False
SequenceEqual - Duration of single invocation 13.80 ns 30.53 ns 2.21 0.49 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Linq.Tests.Perf_Enumerable*'

Payloads

Baseline
Compare

Histogram

System.Linq.Tests.Perf_Enumerable.OrderByDescending(input: IEnumerable)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.710853660338232 > 4.634021252433198.
IsChangePoint: Marked as a change because one of 5/9/2022 11:56:12 AM, 5/31/2022 6:06:22 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -30.282291384630124 (T) = (0 -4689.603505273029) / Math.Sqrt((1432.6552309154422 / (51)) + (444.30009202728746 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.0627573556516908 = (4412.675650122722 - 4689.603505273029) / 4412.675650122722 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Linq.Tests.Perf_Enumerable.SequenceEqual(input1: Array, input2: Array)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 30.5305287244099 > 14.500486485187873.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -13.872047742208357 (T) = (0 -29.632627266955843) / Math.Sqrt((5.990446010011633 / (51)) + (8.074371711730565 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9877505268027064 = (14.907618872384292 - 29.632627266955843) / 14.907618872384292 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromStream - Duration of single invocation 361.85 ns 508.09 ns 1.40 0.03 False
DeserializeFromString - Duration of single invocation 184.61 ns 289.32 ns 1.57 0.12 False
DeserializeFromUtf8Bytes - Duration of single invocation 124.37 ns 229.18 ns 1.84 0.05 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromStream

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 508.08985353751814 > 384.59751739528133.
IsChangePoint: Marked as a change because one of 6/10/2022 4:04:28 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -68.55859836108509 (T) = (0 -500.5525287465457) / Math.Sqrt((31.023083563615636 / (51)) + (27.365224839433942 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.379160344402611 = (362.94005318385376 - 500.5525287465457) / 362.94005318385376 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;.DeserializeFromString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 289.32342984097284 > 181.4892251586017.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -85.05098215633832 (T) = (0 -287.7685543705282) / Math.Sqrt((25.522678029355838 / (51)) + (11.297720382802266 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6913240832082033 = (170.14394652541802 - 287.7685543705282) / 170.14394652541802 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;.DeserializeFromUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 229.1806500252394 > 130.6509579999868.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -123.75649662752615 (T) = (0 -224.00518134146054) / Math.Sqrt((1.1828096045811036 / (51)) + (5.009900897334829 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.802521097508212 = (124.27326462426608 - 224.00518134146054) / 124.27326462426608 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.CtorFromCollection<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ImmutableSortedSet - Duration of single invocation 282.10 μs 384.05 μs 1.36 0.22 False
SortedList - Duration of single invocation 295.75 μs 394.49 μs 1.33 0.23 False
SortedDictionary - Duration of single invocation 254.13 μs 365.07 μs 1.44 0.19 False
ImmutableSortedDictionary - Duration of single invocation 293.25 μs 354.79 μs 1.21 0.20 False
SortedSet - Duration of single invocation 263.43 μs 367.19 μs 1.39 0.21 False

graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.CtorFromCollection&lt;String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.CtorFromCollection<String>.ImmutableSortedSet(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 384.04773437500006 > 295.25311502643063.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -23.676172750451606 (T) = (0 -380189.90022503166) / Math.Sqrt((80856885.18109767 / (51)) + (126324798.73445995 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.35060111649704123 = (281496.80581569736 - 380189.90022503166) / 281496.80581569736 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CtorFromCollection&lt;String&gt;.SortedList(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 394.49060770089284 > 310.87212986937595.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -16.496669538658004 (T) = (0 -403924.1467731362) / Math.Sqrt((109983872.62786247 / (51)) + (339141766.3300598 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3747486098580575 = (293816.73411173065 - 403924.1467731362) / 293816.73411173065 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CtorFromCollection&lt;String&gt;.SortedDictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 365.071589950608 > 268.49159389761536.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -12.57824625251729 (T) = (0 -344861.35995197203) / Math.Sqrt((39713404.61485775 / (51)) + (343695921.8927347 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.31790991121133083 = (261672.9391123552 - 344861.35995197203) / 261672.9391123552 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CtorFromCollection&lt;String&gt;.ImmutableSortedDictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 354.79035811965815 > 305.2916702412093.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -26.853721934707778 (T) = (0 -353377.8010856675) / Math.Sqrt((121190865.1972073 / (51)) + (34805702.76833856 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.245477691103682 = (283728.7280292602 - 353377.8010856675) / 283728.7280292602 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CtorFromCollection&lt;String&gt;.SortedSet(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 367.1861298795681 > 286.9222968035063.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -37.14355296565798 (T) = (0 -369513.5326563782) / Math.Sqrt((63979031.47178997 / (51)) + (44576179.12975084 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3561804102192724 = (272466.3546766863 - 369513.5326563782) / 272466.3546766863 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Document.Tests.Perf_EnumerateObject

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Parse - Duration of single invocation 18.18 μs 44.15 μs 2.43 0.01 False
EnumerateProperties - Duration of single invocation 999.91 ns 5.12 μs 5.12 0.01 False
EnumerateProperties - Duration of single invocation 999.36 ns 5.08 μs 5.09 0.02 False
Parse - Duration of single invocation 15.58 μs 43.02 μs 2.76 0.01 False
PropertyIndexer - Duration of single invocation 1.70 μs 17.13 μs 10.08 0.01 False
PropertyIndexer - Duration of single invocation 2.73 μs 18.30 μs 6.71 0.01 False
EnumerateProperties - Duration of single invocation 1.66 μs 5.70 μs 3.42 0.02 False
PropertyIndexer - Duration of single invocation 1.70 μs 17.15 μs 10.10 0.01 False
Parse - Duration of single invocation 670.91 μs 2.18 ms 3.25 0.06 False

graph
graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Document.Tests.Perf_EnumerateObject*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Document.Tests.Perf_EnumerateObject.Parse(TestCase: NumericProperties)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 44.14968201212336 > 19.102628620897885.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -392.04599374269964 (T) = (0 -44031.02150580291) / Math.Sqrt((26313.315326595544 / (51)) + (30054.733432262285 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3924288691386104 = (18404.3179188254 - 44031.02150580291) / 18404.3179188254 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateObject.EnumerateProperties(TestCase: NumericProperties)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.12051430022411 > 1.0501194124572193.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -20.2058947653418 (T) = (0 -5280.545540455957) / Math.Sqrt((11312.898075341973 / (51)) + (365334.79233823484 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.546143178710575 = (952.1112907300806 - 5280.545540455957) / 952.1112907300806 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateObject.EnumerateProperties(TestCase: StringProperties)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.08211339133487 > 1049.7386972750614.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -19.609678137119058 (T) = (0 -5294.380333669924) / Math.Sqrt((11555.421116652115 / (51)) + (390280.75620808126 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.55504471176169 = (953.076097202267 - 5294.380333669924) / 953.076097202267 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateObject.Parse(TestCase: StringProperties)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 43.0163881489071 > 16.36743436642651.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -96.00827161809514 (T) = (0 -42686.98235278874) / Math.Sqrt((27946.550526016075 / (51)) + (628739.9376504219 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.7227284045093083 = (15678.01705160593 - 42686.98235278874) / 15678.01705160593 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateObject.PropertyIndexer(TestCase: NumericProperties)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.12569018443905 > 1.7834138144219691.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -755.3758368720548 (T) = (0 -17151.720056370403) / Math.Sqrt((155.77664259683092 / (51)) + (3332.3321366710434 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.218054834809312 = (1678.5699757590396 - 17151.720056370403) / 1678.5699757590396 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateObject.PropertyIndexer(TestCase: ObjectProperties)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.30034692622951 > 2.828889950808566.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1234.7413664358228 (T) = (0 -18295.917947626513) / Math.Sqrt((123.59578193023901 / (51)) + (1256.5836487727615 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.770908234203291 = (2702.136451237746 - 18295.917947626513) / 2702.136451237746 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateObject.EnumerateProperties(TestCase: ObjectProperties)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.695688048332539 > 1.742760360800073.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -15.448280422316207 (T) = (0 -6031.606781564987) / Math.Sqrt((8996.896757158253 / (51)) + (651426.8345599539 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.726511785166514 = (1618.566404532509 - 6031.606781564987) / 1618.566404532509 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateObject.PropertyIndexer(TestCase: StringProperties)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.14682670957743 > 1.7829175380103301.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -4270.26805167576 (T) = (0 -17130.53225512706) / Math.Sqrt((152.2880278454971 / (51)) + (80.86403821434587 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.207250763040042 = (1678.2709323803313 - 17130.53225512706) / 1678.2709323803313 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateObject.Parse(TestCase: ObjectProperties)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.178889611778846 > 708.6311616927082.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -525.8993998652886 (T) = (0 -2176327.6187460655) / Math.Sqrt((271207117.647105 / (51)) + (21781207.65048507 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.176634240845728 = (685104.8794861108 - 2176327.6187460655) / 685104.8794861108 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_DateTimes

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteDateTimes - Duration of single invocation 3.81 ms 7.99 ms 2.10 0.02 False
WriteDateTimes - Duration of single invocation 3.88 ms 7.87 ms 2.03 0.00 False
WriteDateTimes - Duration of single invocation 4.12 ms 8.93 ms 2.17 0.00 False
WriteDateTimes - Duration of single invocation 4.21 ms 9.03 ms 2.15 0.01 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_DateTimes*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_DateTimes.WriteDateTimes(Formatted: False, SkipValidation: True)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.991984497596154 > 3.995023759831731.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.255148544251576 (T) = (0 -8055369.966264594) / Math.Sqrt((134607307.76726678 / (51)) + (84289045405.66776 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.108637439670685 = (3820177.814694704 - 8055369.966264594) / 3820177.814694704 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_DateTimes.WriteDateTimes(Formatted: False, SkipValidation: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.870377244791667 > 4.075930997956731.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -495.7531030472614 (T) = (0 -7913992.153937013) / Math.Sqrt((66389180.828926586 / (51)) + (522130257.2735473 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0453923031704406 = (3869180.5682802293 - 7913992.153937013) / 3869180.5682802293 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_DateTimes.WriteDateTimes(Formatted: True, SkipValidation: True)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.929358304232803 > 4.3266550327083335.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -167.18318530660974 (T) = (0 -8985832.190503513) / Math.Sqrt((302417446.2355712 / (51)) + (6654284576.487054 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1668286914070953 = (4146997.049715219 - 8985832.190503513) / 4146997.049715219 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_DateTimes.WriteDateTimes(Formatted: True, SkipValidation: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.032150644444444 > 4.416522955932203.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -38.669887938005964 (T) = (0 -9214707.354828043) / Math.Sqrt((235125197.4220977 / (51)) + (134242260513.20676 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1914884642669246 = (4204771.09739679 - 9214707.354828043) / 4204771.09739679 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.CtorFromCollection<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SortedList - Duration of single invocation 6.54 μs 9.00 μs 1.38 0.24 False
ImmutableSortedSet - Duration of single invocation 11.98 μs 14.01 μs 1.17 0.07 False
SortedSet - Duration of single invocation 7.77 μs 10.23 μs 1.32 0.06 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.CtorFromCollection&lt;Int32&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.CtorFromCollection<Int32>.SortedList(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.002165334737308 > 6.7295920036791665.
IsChangePoint: Marked as a change because one of 6/1/2022 2:58:46 AM, 6/6/2022 5:03:41 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.96765012265182 (T) = (0 -9077.724935803584) / Math.Sqrt((41473.61773269617 / (51)) + (28347.39530592808 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.43915913490985536 = (6307.658906929834 - 9077.724935803584) / 6307.658906929834 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CtorFromCollection&lt;Int32&gt;.ImmutableSortedSet(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.008676970976442 > 12.587389424360788.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -55.055638314876255 (T) = (0 -14058.879167745123) / Math.Sqrt((39597.27022117647 / (51)) + (4038.195470908269 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.16302193053960085 = (12088.23221521051 - 14058.879167745123) / 12088.23221521051 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CtorFromCollection&lt;Int32&gt;.SortedSet(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.228260152196365 > 8.162644891336793.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -33.82976970396507 (T) = (0 -10334.340300853528) / Math.Sqrt((16740.34509933927 / (51)) + (41072.05969839165 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3191513413691862 = (7834.082395828223 - 10334.340300853528) / 7834.082395828223 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<HashSet<String>>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToString - Duration of single invocation 4.68 μs 8.90 μs 1.90 0.03 False
SerializeObjectProperty - Duration of single invocation 4.92 μs 9.19 μs 1.87 0.01 False
SerializeToStream - Duration of single invocation 4.37 μs 8.50 μs 1.94 0.04 False
SerializeToUtf8Bytes - Duration of single invocation 4.45 μs 8.57 μs 1.93 0.05 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;HashSet&lt;String&gt;&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<HashSet<String>>.SerializeToString

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.904648281895906 > 4.930352296730653.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -59.65906834274143 (T) = (0 -8870.2468869942) / Math.Sqrt((3284.6850528070077 / (51)) + (37521.57999013444 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8648537447682614 = (4756.537563269592 - 8870.2468869942) / 4756.537563269592 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;HashSet&lt;String&gt;&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.188151803840736 > 5.235927459591283.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -54.65066713795207 (T) = (0 -9175.835394956279) / Math.Sqrt((4232.092844141869 / (51)) + (48234.7864029437 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8714087798014372 = (4903.170004326829 - 9175.835394956279) / 4903.170004326829 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;HashSet&lt;String&gt;&gt;.SerializeToStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.496570273680122 > 4.658652732585613.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -98.86890469275801 (T) = (0 -8498.124699973881) / Math.Sqrt((11109.874912238207 / (51)) + (11597.729812439167 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9050927255031881 = (4460.740722071305 - 8498.124699973881) / 4460.740722071305 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;HashSet&lt;String&gt;&gt;.SerializeToUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.574013966474041 > 4.670139518754039.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -57.642081102438624 (T) = (0 -8628.13467083616) / Math.Sqrt((2212.8789587307438 / (51)) + (41873.80097580933 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9430113646830858 = (4440.599179018929 - 8628.13467083616) / 4440.599179018929 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

@performanceautofiler
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performanceautofiler bot commented Jul 5, 2022 •
edited
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Memory.MemoryMarshal<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
AsBytes - Duration of single invocation 0.23 ns 10.97 ns 47.61 0.08 False
GetReference - Duration of single invocation 0.01 ns 5.57 ns 427.38 0.51 False
CastToByte - Duration of single invocation 0.02 ns 9.68 ns 441.61 0.24 False
CastToInt - Duration of single invocation 0.23 ns 9.67 ns 41.90 0.10 False
Read - Duration of single invocation 1.07 ns 2.83 ns 2.64 0.29 False

graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.MemoryMarshal&lt;Byte&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.MemoryMarshal<Byte>.AsBytes

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.971834782441402 > 0.24204640353151666.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -12947.447895278021 (T) = (0 -10.972279599080727) / Math.Sqrt((1.492338714241915E-07 / (51)) + (5.4831138420876485E-06 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -46.61062799412075 = (0.2304586194585724 - 10.972279599080727) / 0.2304586194585724 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.MemoryMarshal&lt;Byte&gt;.GetReference

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.5694223888186585 > 0.013705478541211813.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -602.4482381731924 (T) = (0 -5.568316525873779) / Math.Sqrt((0.004294179541467635 / (51)) + (3.174862279517507E-06 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -203.57759369185254 = (0.02721860407773259 - 5.568316525873779) / 0.02721860407773259 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.MemoryMarshal&lt;Byte&gt;.CastToByte

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.682245022637336 > 0.02362070535786918.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1209.1621974617606 (T) = (0 -9.683017457513953) / Math.Sqrt((0.0016349473967054418 / (51)) + (0.0002534348544388143 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -326.0773999031557 = (0.02960466684760548 - 9.683017457513953) / 0.02960466684760548 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.MemoryMarshal&lt;Byte&gt;.CastToInt

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.67311877756125 > 0.24244504598425948.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -4082.432900353454 (T) = (0 -9.684344654563777) / Math.Sqrt((2.044432591539098E-07 / (51)) + (4.286692744580997E-05 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -40.97157992766986 = (0.23073576623164835 - 9.684344654563777) / 0.23073576623164835 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.MemoryMarshal&lt;Byte&gt;.Read

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.8318717837370184 > 1.2326863141298907.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -8.945234405377754 (T) = (0 -2.8525257201225043) / Math.Sqrt((1.2928053802443011 / (51)) + (0.0018362937617299104 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0061580741555478 = (1.421884823967931 - 2.8525257201225043) / 1.421884823967931 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Cache

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
IsMatch_Multithreading - Duration of single invocation 38.58 ms 42.56 ms 1.10 0.00 False
IsMatch - Duration of single invocation 8.56 ms 10.93 ms 1.28 0.01 False
IsMatch_Multithreading - Duration of single invocation 3.85 ms 4.39 ms 1.14 0.00 False
IsMatch - Duration of single invocation 88.66 ms 102.63 ms 1.16 0.27 False
IsMatch - Duration of single invocation 65.68 ms 73.11 ms 1.11 0.00 False
IsMatch_Multithreading - Duration of single invocation 35.78 ms 40.77 ms 1.14 0.40 False
IsMatch - Duration of single invocation 33.23 ms 44.97 ms 1.35 0.14 False
IsMatch - Duration of single invocation 36.68 ms 44.61 ms 1.22 0.05 False
IsMatch_Multithreading - Duration of single invocation 33.78 ms 35.98 ms 1.06 0.20 False
IsMatch - Duration of single invocation 43.56 ms 56.86 ms 1.31 0.04 False

graph
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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Cache*'

Payloads

Baseline
Compare

Histogram

System.Text.RegularExpressions.Tests.Perf_Regex_Cache.IsMatch_Multithreading(total: 400000, unique: 7, cacheSize: 15)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 42.55531496666667 > 40.55458382375.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.995472307527034 (T) = (0 -43178295.25580357) / Math.Sqrt((172904927518.83368 / (51)) + (229847865437.07034 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1209528043781448 = (38519280.28295267 - 43178295.25580357) / 38519280.28295267 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Cache.IsMatch(total: 40000, unique: 1600, cacheSize: 3200)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.927924711180122 > 8.963773862413795.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -64.96015690788279 (T) = (0 -10938735.202964246) / Math.Sqrt((20164607921.697136 / (51)) + (7019202863.490625 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2688167717307222 = (8621209.49744645 - 10938735.202964246) / 8621209.49744645 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Cache.IsMatch_Multithreading(total: 40000, unique: 1600, cacheSize: 3200)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.394349503571428 > 4.031797919069712.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.916622103014824 (T) = (0 -4478865.312999871) / Math.Sqrt((1768672198.4387083 / (51)) + (1643978152.0851066 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.16964367137734723 = (3829256.227860965 - 4478865.312999871) / 3829256.227860965 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Cache.IsMatch(total: 40000, unique: 1600, cacheSize: 15)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 102.63137966666667 > 89.73586092625.
IsChangePoint: Marked as a change because one of 7/2/2022 10:13:03 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -19.430926178592184 (T) = (0 -100399513.02916665) / Math.Sqrt((9360991748346.236 / (50)) + (2084323382220.9365 / (9))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (50) + (9) - 2, .025) and -0.14318126711985976 = (87824666.05852807 - 100399513.02916665) / 87824666.05852807 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Cache.IsMatch(total: 40000, unique: 1600, cacheSize: 800)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 73.1095595 > 68.95600532625001.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -44.473238254211886 (T) = (0 -73747747.67886904) / Math.Sqrt((578940699656.2012 / (51)) + (153561896095.7447 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.11781613101113045 = (65974846.51805826 - 73747747.67886904) / 65974846.51805826 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Cache.IsMatch_Multithreading(total: 400000, unique: 1, cacheSize: 15)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 40.76578266071429 > 37.2053094.
IsChangePoint: Marked as a change because one of 7/2/2022 10:13:03 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -9.904743915364048 (T) = (0 -39785937.447486766) / Math.Sqrt((2629489380405.3735 / (50)) + (1321330672540.715 / (9))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (50) + (9) - 2, .025) and -0.1250723709204027 = (35363002.83948717 - 39785937.447486766) / 35363002.83948717 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Cache.IsMatch(total: 400000, unique: 1, cacheSize: 15)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 44.96897836666667 > 34.453755988750004.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -54.55545536023904 (T) = (0 -45437340.391369045) / Math.Sqrt((417962180590.09937 / (51)) + (397796093734.2211 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4063923008607908 = (32307728.33693618 - 45437340.391369045) / 32307728.33693618 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Cache.IsMatch(total: 40000, unique: 7, cacheSize: 0)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 44.61483993333333 > 38.35496450687501.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -15.798798488351686 (T) = (0 -43466153.639434524) / Math.Sqrt((153002209449.27423 / (51)) + (1549039788547.1719 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.19214381387349352 = (36460495.062424585 - 43466153.639434524) / 36460495.062424585 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Cache.IsMatch_Multithreading(total: 40000, unique: 1600, cacheSize: 15)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 35.975789678571424 > 35.345167258413454.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -5.62467007737706 (T) = (0 -36974714.107102334) / Math.Sqrt((2184348431328.5234 / (51)) + (1775641480290.575 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.08492574837804516 = (34080409.79982199 - 36974714.107102334) / 34080409.79982199 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Cache.IsMatch(total: 400000, unique: 7, cacheSize: 15)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 56.85912545 > 46.0172008275.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -71.1946399348511 (T) = (0 -56956225.4610119) / Math.Sqrt((348731775304.50604 / (51)) + (224287002861.24747 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3045111856848967 = (43660971.31709043 - 56956225.4610119) / 43660971.31709043 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Buffers.Text.Tests.Utf8FormatterTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
FormatterUInt64 - Duration of single invocation 0.71 ns 12.80 ns 18.06 0.04 False
FormatterInt32 - Duration of single invocation 14.03 ns 29.76 ns 2.12 0.03 False
FormatterDouble - Duration of single invocation 191.33 ns 255.68 ns 1.34 0.00 False
FormatterDecimal - Duration of single invocation 34.76 ns 52.59 ns 1.51 0.00 False
FormatterUInt64 - Duration of single invocation 5.42 ns 21.86 ns 4.03 0.02 False
FormatterInt64 - Duration of single invocation 25.17 ns 37.13 ns 1.48 0.02 False
FormatterDouble - Duration of single invocation 110.59 ns 167.27 ns 1.51 0.00 False
FormatterUInt64 - Duration of single invocation 20.73 ns 35.01 ns 1.69 0.01 False
FormatterUInt32 - Duration of single invocation 9.94 ns 26.27 ns 2.64 0.01 False
FormatterDateTimeOffsetNow - Duration of single invocation 31.45 ns 37.29 ns 1.19 0.05 False
FormatterInt64 - Duration of single invocation 20.91 ns 35.60 ns 1.70 0.01 False
FormatterInt32 - Duration of single invocation 11.23 ns 28.32 ns 2.52 0.02 False
FormatterInt32 - Duration of single invocation 9.50 ns 24.29 ns 2.56 0.03 False
FormatterInt64 - Duration of single invocation 9.00 ns 24.51 ns 2.72 0.02 False
FormatterInt32 - Duration of single invocation 0.90 ns 14.05 ns 15.66 0.11 False
FormatterDouble - Duration of single invocation 193.45 ns 255.80 ns 1.32 0.01 False
FormatterUInt32 - Duration of single invocation 5.21 ns 20.82 ns 4.00 0.03 False
FormatterUInt32 - Duration of single invocation 0.77 ns 19.02 ns 24.61 0.06 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Text.Tests.Utf8FormatterTests*'

Payloads

Baseline
Compare

Histogram

System.Buffers.Text.Tests.Utf8FormatterTests.FormatterUInt64(value: 0)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.797918366346197 > 0.7453358835850211.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -264.57096618277956 (T) = (0 -12.816967465710063) / Math.Sqrt((0.00024869533323946635 / (51)) + (0.016706422515474516 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -16.988515457855687 = (0.712508349882359 - 12.816967465710063) / 0.712508349882359 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterInt32(value: 2147483647)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 29.76099648558443 > 14.666995569014183.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -194.01003130548227 (T) = (0 -29.60475266009718) / Math.Sqrt((0.12285845522980925 / (51)) + (0.02860409572674407 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0282475866643819 = (14.596222302812944 - 29.60475266009718) / 14.596222302812944 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterDouble(value: 1.7976931348623157E+308)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 255.68243704659025 > 200.85935431390385.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -92.52940957193704 (T) = (0 -253.45079847824297) / Math.Sqrt((0.5657719135810984 / (51)) + (3.478349532471211 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3223670819170141 = (191.6644795111048 - 253.45079847824297) / 191.6644795111048 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterDecimal(value: 123456.789)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 52.58654531231091 > 36.49658397662224.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -177.20207403710538 (T) = (0 -52.549326062948765) / Math.Sqrt((0.03188427392076771 / (51)) + (0.0740519006756978 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5042341485826183 = (34.93427277426454 - 52.549326062948765) / 34.93427277426454 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterUInt64(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 21.86484479929198 > 5.68381757038761.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -96.26452914182717 (T) = (0 -21.527898014687597) / Math.Sqrt((0.2658565794390028 / (51)) + (0.16013012718429112 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.4513415556037716 = (6.23754492792341 - 21.527898014687597) / 6.23754492792341 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterInt64(value: 9223372036854775807)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 37.12855701495079 > 26.44374637006159.
IsChangePoint: Marked as a change because one of 6/16/2022 2:51:40 PM, 6/27/2022 8:54:23 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -9.730860564156805 (T) = (0 -38.07579371699781) / Math.Sqrt((3.8204770135402555 / (51)) + (7.415019751962867 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.34371398572758205 = (28.336233842487598 - 38.07579371699781) / 28.336233842487598 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterDouble(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 167.2727312004448 > 116.15842914560659.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -271.0110126720709 (T) = (0 -166.59081818593677) / Math.Sqrt((0.35540984833080896 / (51)) + (0.28256018037481606 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5027211884004419 = (110.85943252271758 - 166.59081818593677) / 110.85943252271758 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterUInt64(value: 18446744073709551615)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 35.00653236607446 > 21.765454001538817.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -45.512020397434334 (T) = (0 -35.191565813920434) / Math.Sqrt((0.041234413043897605 / (51)) + (0.7721546947964848 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6763481844121715 = (20.99299306740426 - 35.191565813920434) / 20.99299306740426 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterUInt32(value: 4294967295)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 26.274418004008112 > 10.445896096471756.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -100.80979892934083 (T) = (0 -26.02266214812338) / Math.Sqrt((0.6072891449545587 / (51)) + (0.07796024483129312 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.325807199029184 = (11.18865835439219 - 26.02266214812338) / 11.18865835439219 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterDateTimeOffsetNow(value: 12/30/2017 3:45:22 AM -08:00)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 37.29138570797694 > 33.0813711698419.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -7.139658027209094 (T) = (0 -38.43533543393992) / Math.Sqrt((0.023620851197383105 / (51)) + (7.485192916029078 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.21910470948376942 = (31.527509601874463 - 38.43533543393992) / 31.527509601874463 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterInt64(value: -9223372036854775808)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 35.60266667452929 > 22.038158172714425.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -131.15214386827373 (T) = (0 -35.77924723379906) / Math.Sqrt((0.4647663755205821 / (51)) + (0.013136777944373441 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6132883153505106 = (22.177838203722125 - 35.77924723379906) / 22.177838203722125 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterInt32(value: -2147483648)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 28.319836575411976 > 11.78857901217775.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -743.2228738380455 (T) = (0 -28.359458514439336) / Math.Sqrt((0.022842857594218637 / (51)) + (0.0005524273906643999 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4744090430498709 = (11.46110364981711 - 28.359458514439336) / 11.46110364981711 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterInt32(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.290363748151872 > 9.996547210326439.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -146.46322989848144 (T) = (0 -24.585878004261954) / Math.Sqrt((0.0018889373039165367 / (51)) + (0.083644938996971 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5655419505719614 = (9.583112838509923 - 24.585878004261954) / 9.583112838509923 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterInt64(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.510542340116775 > 9.462551206278663.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -133.00804962301282 (T) = (0 -24.61081684034258) / Math.Sqrt((0.07293136872729133 / (51)) + (0.09274525002151376 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.6092755669933605 = (9.43204970439414 - 24.61081684034258) / 9.43204970439414 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterInt32(value: 4)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.045336931330592 > 0.9180895952121311.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -184.39356695214727 (T) = (0 -14.125458402385794) / Math.Sqrt((0.17650278970238303 / (51)) + (0.009421075330766566 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.013828214998927 = (1.5670875975738212 - 14.125458402385794) / 1.5670875975738212 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterDouble(value: -1.7976931348623157E+308)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 255.8004207931531 > 203.07234344990175.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -82.19729287259952 (T) = (0 -254.91634399152233) / Math.Sqrt((0.6922725917637489 / (51)) + (4.346486474520625 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3168741203533651 = (193.57684994456343 - 254.91634399152233) / 193.57684994456343 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterUInt32(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 20.820087197259628 > 5.457363523327529.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -77.36728767223205 (T) = (0 -21.469473551394227) / Math.Sqrt((0.6347322921636664 / (51)) + (0.2006937717154378 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.312739808487898 = (6.480881322579324 - 21.469473551394227) / 6.480881322579324 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterUInt32(value: 0)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.017906237364553 > 0.812925624728736.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -16.294315348662693 (T) = (0 -13.539459071070851) / Math.Sqrt((3.1527880725744387E-06 / (51)) + (4.90885950028836 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -16.45638846710621 = (0.7756162791968001 - 13.539459071070851) / 0.7756162791968001 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<Dictionary<String, String>>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToStream - Duration of single invocation 7.42 μs 15.44 μs 2.08 0.09 False
SerializeToUtf8Bytes - Duration of single invocation 6.79 μs 14.97 μs 2.21 0.01 False
SerializeToString - Duration of single invocation 7.23 μs 15.28 μs 2.11 0.02 False
SerializeObjectProperty - Duration of single invocation 7.48 μs 15.51 μs 2.07 0.02 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;Dictionary&lt;String, String&gt;&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<Dictionary<String, String>>.SerializeToStream

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.44097202675917 > 7.776626553361199.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -84.03611676788013 (T) = (0 -15170.765683569189) / Math.Sqrt((7027.371286972709 / (51)) + (69744.48662215275 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0889173500405893 = (7262.501641472033 - 15170.765683569189) / 7262.501641472033 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Dictionary&lt;String, String&gt;&gt;.SerializeToUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.969084798177084 > 7.093556249706855.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -136.2565504189674 (T) = (0 -14752.536681827865) / Math.Sqrt((1963.211470901991 / (51)) + (27532.24315348425 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1971075423936848 = (6714.526438589986 - 14752.536681827865) / 6714.526438589986 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Dictionary&lt;String, String&gt;&gt;.SerializeToString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.282945534030919 > 7.67621785793667.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -174.50723670781608 (T) = (0 -15383.067128261298) / Math.Sqrt((4948.737451948554 / (51)) + (16481.539929592964 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1136648410927574 = (7277.912197426866 - 15383.067128261298) / 7277.912197426866 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Dictionary&lt;String, String&gt;&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.514078474715452 > 7.872962445252001.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -161.22366222785033 (T) = (0 -15649.678994539696) / Math.Sqrt((5477.741075026013 / (51)) + (19752.892994746373 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0961094443996198 = (7466.060055381397 - 15649.678994539696) / 7466.060055381397 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_Int16

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Parse - Duration of single invocation 8.82 ns 16.83 ns 1.91 0.31 False
Parse - Duration of single invocation 10.65 ns 19.07 ns 1.79 0.36 False
TryParse - Duration of single invocation 10.53 ns 19.51 ns 1.85 0.34 False
TryParse - Duration of single invocation 10.78 ns 19.92 ns 1.85 0.26 False
TryParse - Duration of single invocation 8.67 ns 16.86 ns 1.94 0.31 False
Parse - Duration of single invocation 12.05 ns 19.83 ns 1.65 0.40 False

graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Int16*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Int16.Parse(value: "0")

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.827324229154684 > 9.262649364013416.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -10.7267183383727 (T) = (0 -17.6371822612084) / Math.Sqrt((0.1571614232902256 / (51)) + (5.113567190736118 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.950896531886153 = (9.040552368072815 - 17.6371822612084) / 9.040552368072815 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Int16.Parse(value: "32767")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.07454235196627 > 11.188378630532526.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -92.04136685635626 (T) = (0 -19.29614100811672) / Math.Sqrt((0.07978919479358773 / (51)) + (0.05597020186516144 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7899834938465692 = (10.780066450026558 - 19.29614100811672) / 10.780066450026558 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Int16.TryParse(value: "32767")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.505431525898988 > 11.277204266360895.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -42.347891291283034 (T) = (0 -19.56796172477498) / Math.Sqrt((0.16848914418223057 / (51)) + (0.3161599902597335 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8110876896366901 = (10.804535769717686 - 19.56796172477498) / 10.804535769717686 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Int16.TryParse(value: "-32768")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.921099115352945 > 11.317003961192572.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -10.916031718433592 (T) = (0 -20.53413573623877) / Math.Sqrt((0.6116608279209201 / (51)) + (5.811100180399345 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8409514174491365 = (11.154088881221716 - 20.53413573623877) / 11.154088881221716 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Int16.TryParse(value: "0")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.856341383222606 > 9.100139275283597.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -61.68185674985954 (T) = (0 -17.015646823727515) / Math.Sqrt((0.2926788810145203 / (51)) + (0.09145746646010076 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9048133705015112 = (8.932973217868335 - 17.015646823727515) / 8.932973217868335 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Int16.Parse(value: "-32768")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.832283700115966 > 11.765337096455537.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -30.220426314549613 (T) = (0 -20.25709002199753) / Math.Sqrt((0.32679931360763104 / (51)) + (0.6688036629024222 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8101969597516974 = (11.190544715518786 - 20.25709002199753) / 11.190544715518786 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Document.Tests.Perf_ParseThenWrite

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ParseThenWrite - Duration of single invocation 5.03 μs 14.29 μs 2.84 0.02 False
ParseThenWrite - Duration of single invocation 1.95 μs 5.46 μs 2.81 0.02 False
ParseThenWrite - Duration of single invocation 296.58 ns 709.54 ns 2.39 0.12 False
ParseThenWrite - Duration of single invocation 1.29 ms 3.97 ms 3.07 0.00 False
ParseThenWrite - Duration of single invocation 14.08 μs 41.80 μs 2.97 0.01 False
ParseThenWrite - Duration of single invocation 4.13 μs 12.97 μs 3.14 0.01 False
ParseThenWrite - Duration of single invocation 3.62 μs 10.13 μs 2.80 0.01 False
ParseThenWrite - Duration of single invocation 2.87 μs 9.27 μs 3.23 0.02 False
ParseThenWrite - Duration of single invocation 14.52 μs 54.48 μs 3.75 0.02 False
ParseThenWrite - Duration of single invocation 330.98 ns 737.56 ns 2.23 0.10 False
ParseThenWrite - Duration of single invocation 8.57 μs 48.75 μs 5.69 0.02 False
ParseThenWrite - Duration of single invocation 1.56 ms 4.37 ms 2.81 0.02 False
ParseThenWrite - Duration of single invocation 20.94 μs 68.42 μs 3.27 0.02 False
ParseThenWrite - Duration of single invocation 1.69 μs 4.92 μs 2.91 0.02 False
ParseThenWrite - Duration of single invocation 16.09 μs 61.87 μs 3.85 0.01 False
ParseThenWrite - Duration of single invocation 11.31 μs 37.86 μs 3.35 0.02 False

graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Document.Tests.Perf_ParseThenWrite*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: LotsOfNumbers)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.288970934284094 > 5.303341139641048.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -128.7405399316838 (T) = (0 -14287.159701251592) / Math.Sqrt((3860.9800929319467 / (51)) + (40527.003176256105 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.8258710591773215 = (5055.842747974115 - 14287.159701251592) / 5055.842747974115 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.460017508224906 > 2.0420411844109942.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -87.04353845779961 (T) = (0 -5275.829540152411) / Math.Sqrt((467.08807381565697 / (51)) + (11635.199683685272 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.7113241086422646 = (1945.8498242006044 - 5275.829540152411) / 1945.8498242006044 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 709.5370257092076 > 310.9834273452563.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -124.66216071442395 (T) = (0 -705.4891316401175) / Math.Sqrt((29.29979225389509 / (51)) + (84.0267018439429 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.427939402006258 = (290.57114483877024 - 705.4891316401175) / 290.57114483877024 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.97006120521542 > 1.3587914891743578.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -139.24118094404952 (T) = (0 -3986630.5560887936) / Math.Sqrt((73902089.68100218 / (51)) + (2962786403.300998 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.062456345703501 = (1301775.472385711 - 3986630.5560887936) / 1301775.472385711 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 41.80012197563824 > 14.885051888252013.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -260.4612618340811 (T) = (0 -41622.931909129395) / Math.Sqrt((12361.7203005409 / (51)) + (87007.12987987317 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.9396695513186422 = (14159.051275153928 - 41622.931909129395) / 14159.051275153928 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: LotsOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.969652368014746 > 4.32100257279904.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -158.97123774158777 (T) = (0 -13134.865539209979) / Math.Sqrt((4436.052298157513 / (51)) + (24725.44619836695 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.1471787112790737 = (4173.536600300565 - 13134.865539209979) / 4173.536600300565 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: LotsOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.127818385831548 > 3.780959823441183.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -378.5691597154932 (T) = (0 -10139.572559292159) / Math.Sqrt((805.4220653917239 / (51)) + (2272.9395482742734 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.8294805176913285 = (3583.5456352833944 - 10139.572559292159) / 3583.5456352833944 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: LotsOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.271015517918144 > 2.9951957819908865.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -165.61926103265668 (T) = (0 -9283.008997911233) / Math.Sqrt((962.7348602456699 / (51)) + (12013.606799643181 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.2863071549483998 = (2824.7539138066327 - 9283.008997911233) / 2824.7539138066327 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: DeepTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 54.483181741705366 > 15.34479633755252.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -204.45284158776005 (T) = (0 -55015.31364196836) / Math.Sqrt((43714.362296815474 / (51)) + (306283.59598058846 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.7771319588487087 = (14565.367120172667 - 55015.31364196836) / 14565.367120172667 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: HelloWorld)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 737.5567510893683 > 338.1986641341181.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -234.99463985560476 (T) = (0 -736.7163919879274) / Math.Sqrt((50.380873036445664 / (51)) + (17.62262984432588 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3243401375880826 = (316.9572215675809 - 736.7163919879274) / 316.9572215675809 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: DeepTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 48.75102627928715 > 8.942610367498757.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -851.4371169020682 (T) = (0 -48632.88196941122) / Math.Sqrt((3865.413770754689 / (51)) + (17167.890075288615 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.721679051375375 = (8499.757070037136 - 48632.88196941122) / 8499.757070037136 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.374563767816092 > 1.6337525810797902.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -99.43278337831934 (T) = (0 -4321893.476659952) / Math.Sqrt((230928564.986005 / (51)) + (6168661919.557227 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.783449251356253 = (1552711.4333247074 - 4321893.476659952) / 1552711.4333247074 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: True, TestCase: BroadTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 68.42461816214087 > 22.17508704741185.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -129.43026590600766 (T) = (0 -68844.66850884845) / Math.Sqrt((174157.8932271825 / (51)) + (1061963.7857932847 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.265098994646567 = (21085.017214401672 - 68844.66850884845) / 21085.017214401672 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: Json400B)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.9219730574376435 > 1.7780372398361186.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -386.9906054139758 (T) = (0 -4886.659659599802) / Math.Sqrt((248.01936704941204 / (51)) + (502.3558196870221 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.868603460714375 = (1703.4977913548446 - 4886.659659599802) / 1703.4977913548446 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: BroadTree)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 61.86551470783532 > 16.889650277368826.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -150.22812830137363 (T) = (0 -62359.80529708175) / Math.Sqrt((20019.59229353078 / (51)) + (754117.307368463 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.863680161330379 = (16140.001939396929 - 62359.80529708175) / 16140.001939396929 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 37.862811689884914 > 11.929513602671307.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -194.90075759662068 (T) = (0 -38143.04057474333) / Math.Sqrt((14312.059649796734 / (51)) + (150529.88258881652 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.4027631985332256 = (11209.431379528567 - 38143.04057474333) / 11209.431379528567 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Base64

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteByteArrayAsBase64_HeavyEscaping - Duration of single invocation 68.82 ns 129.35 ns 1.88 0.13 False
WriteByteArrayAsBase64_NoEscaping - Duration of single invocation 160.98 ns 228.30 ns 1.42 0.15 False
WriteByteArrayAsBase64_HeavyEscaping - Duration of single invocation 164.61 ns 217.23 ns 1.32 0.14 False
WriteByteArrayAsBase64_NoEscaping - Duration of single invocation 63.31 ns 126.96 ns 2.01 0.18 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Base64*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Base64.WriteByteArrayAsBase64_HeavyEscaping(NumberOfBytes: 100)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 129.35141733147006 > 67.26562445230088.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -129.4606972084291 (T) = (0 -128.6763158270075) / Math.Sqrt((7.521452369806455 / (51)) + (0.8078518961153505 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0060062178519047 = (64.14552192405375 - 128.6763158270075) / 64.14552192405375 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Base64.WriteByteArrayAsBase64_NoEscaping(NumberOfBytes: 1000)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 228.29959321429277 > 164.1689363681296.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -32.06237362290364 (T) = (0 -219.34261067873743) / Math.Sqrt((14.690250791433535 / (51)) + (27.985365988956637 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.39748717731588973 = (156.95500770176795 - 219.34261067873743) / 156.95500770176795 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Base64.WriteByteArrayAsBase64_HeavyEscaping(NumberOfBytes: 1000)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 217.22654256484816 > 166.56475777113482.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -39.62146493559266 (T) = (0 -219.28617179985778) / Math.Sqrt((22.234968668653174 / (51)) + (14.77982705372682 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3755790569833585 = (159.41371794417387 - 219.28617179985778) / 159.41371794417387 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Base64.WriteByteArrayAsBase64_NoEscaping(NumberOfBytes: 100)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 126.9590155436117 > 67.1208951591314.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -123.37738818582885 (T) = (0 -128.85952989736597) / Math.Sqrt((3.040868257978805 / (51)) + (1.7757577276314012 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0328464152760661 = (63.38871885698581 - 128.85952989736597) / 63.38871885698581 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Memory.ReadOnlySpan

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
IndexOfString - Duration of single invocation 21.28 ns 26.48 ns 1.24 0.02 False
IndexOfString - Duration of single invocation 10.81 ns 19.95 ns 1.85 0.05 False
IndexOfString - Duration of single invocation 17.48 ns 58.40 ns 3.34 0.06 False
IndexOfString - Duration of single invocation 13.97 ns 23.66 ns 1.69 0.01 False
Trim - Duration of single invocation 4.07 ns 62.31 ns 15.33 0.03 False
IndexOfString - Duration of single invocation 21.32 ns 26.38 ns 1.24 0.01 False
StringAsSpan - Duration of single invocation 0.00 ns 6.24 ns ∞ 0.06 False
IndexOfString - Duration of single invocation 8.65 ns 19.22 ns 2.22 0.06 False
IndexOfString - Duration of single invocation 9.59 ns 14.86 ns 1.55 0.01 False
Trim - Duration of single invocation 1.78 ns 19.45 ns 10.93 0.06 False
IndexOfString - Duration of single invocation 150.23 ns 590.58 ns 3.93 0.02 False
IndexOfString - Duration of single invocation 15.87 ns 75.93 ns 4.78 0.01 False
IndexOfString - Duration of single invocation 17.42 ns 116.16 ns 6.67 0.01 False
IndexOfString - Duration of single invocation 10.63 ns 20.79 ns 1.96 0.11 False
IndexOfString - Duration of single invocation 10.02 ns 15.98 ns 1.59 0.01 False
IndexOfString - Duration of single invocation 14.14 ns 19.21 ns 1.36 0.01 False
IndexOfString - Duration of single invocation 22.21 ns 128.41 ns 5.78 0.01 False
Trim - Duration of single invocation 2.76 ns 40.86 ns 14.82 0.00 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.ReadOnlySpan*'

Payloads

Baseline
Compare

Histogram

System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", value: "X", comparisonType: Ordinal)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 26.479435833549424 > 22.32550782903108.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 6/2/2022 2:22:06 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -55.317062340473235 (T) = (0 -26.712296411679624) / Math.Sqrt((0.0271292422271735 / (51)) + (0.06930350915979022 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.24777487135447027 = (21.407945475519313 - 26.712296411679624) / 21.407945475519313 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "StrIng", value: "string", comparisonType: OrdinalIgnoreCase)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.947272798387264 > 11.341839360251633.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -202.89830644355146 (T) = (0 -19.95275376231783) / Math.Sqrt((0.043767321915353596 / (51)) + (0.009259878446317257 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8400838970546849 = (10.843393496489503 - 19.95275376231783) / 10.843393496489503 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "ABCDE", value: "c", comparisonType: InvariantCultureIgnoreCase)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 58.401596866833636 > 18.364352865983022.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -99.2308792628493 (T) = (0 -58.90481651600602) / Math.Sqrt((0.19623410446692638 / (51)) + (1.351846346057254 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.337022136508477 = (17.65191062761066 - 58.90481651600602) / 17.65191062761066 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "More Test's", value: "Tests", comparisonType: OrdinalIgnoreCase)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.66141807281398 > 14.678223368798397.
IsChangePoint: Marked as a change because one of 6/27/2022 8:54:23 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -96.06676852233447 (T) = (0 -23.709418502658995) / Math.Sqrt((0.37063202846418314 / (51)) + (0.00816878910304104 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5844897288641685 = (14.963440955628625 - 23.709418502658995) / 14.963440955628625 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.Trim(input: " abcdefg ")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 62.31391768094525 > 4.267547816391506.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -8167.91831272839 (T) = (0 -62.34667940798357) / Math.Sqrt((4.217356093710301E-06 / (51)) + (0.0004066871672475031 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -14.34630728339633 = (4.062650268670072 - 62.34667940798357) / 4.062650268670072 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "だだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだxだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだ", value: "x", comparisonType: Ordinal)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 26.375052789227716 > 22.334351390174344.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 6/2/2022 10:27:31 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -36.18877459910737 (T) = (0 -26.536215235666347) / Math.Sqrt((0.037849709268695436 / (51)) + (0.1544734813075864 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.23932752703567728 = (21.411785550457182 - 26.536215235666347) / 21.411785550457182 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.StringAsSpan

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.2388259439510545 > 0.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -10894.783439986059 (T) = (0 -6.238699558220625) / Math.Sqrt((0 / (51)) + (2.6232575164241687E-06 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -∞ = (0 - 6.238699558220625) / 0 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "Hello WorldbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbareallyreallylongHello WorldbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbareallyreallylongHello Worldbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbareallyreallylong!xyz", value: "w", comparisonType: OrdinalIgnoreCase)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.221260303015065 > 9.084783897663709.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -106.43224056481212 (T) = (0 -19.324418079346252) / Math.Sqrt((0.3551297547089044 / (51)) + (0.024188406710166872 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.224219706936815 = (8.688178608919777 - 19.324418079346252) / 8.688178608919777 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "だだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだすだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだ", value: "す", comparisonType: Ordinal)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.86133323665275 > 10.072319606495224.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -101.40397059252463 (T) = (0 -14.91572393154985) / Math.Sqrt((0.100200012505294 / (51)) + (0.008113502793770341 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5899638419302439 = (9.381171784033718 - 14.91572393154985) / 9.381171784033718 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.Trim(input: "")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.44949713211253 > 1.8672062031187664.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -247.81269521052263 (T) = (0 -19.3077536913275) / Math.Sqrt((0.004295060449390919 / (51)) + (0.039275391275622254 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.751037572651846 = (1.7958967737627445 - 19.3077536913275) / 1.7958967737627445 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", value: "x", comparisonType: InvariantCultureIgnoreCase)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 590.5819976412079 > 157.66600916723795.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -2084.1289226758063 (T) = (0 -590.9631446456619) / Math.Sqrt((0.27894272730264974 / (51)) + (0.31381682961576984 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.9306949941214375 = (150.3457138062044 - 590.9631446456619) / 150.3457138062044 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAA5AAAA", value: "5", comparisonType: InvariantCulture)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 75.92938212368738 > 16.671113697670325.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -95.16557340027406 (T) = (0 -77.20011532975418) / Math.Sqrt((0.0045178757532085495 / (51)) + (3.3192784725579116 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.8571549757128234 = (15.894101735640934 - 77.20011532975418) / 15.894101735640934 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "string1", value: "string2", comparisonType: InvariantCulture)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 116.16272096848367 > 18.28659542178505.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -175.3395283536706 (T) = (0 -117.62584281814217) / Math.Sqrt((0.00011738408294283248 / (51)) + (2.612827494744953 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.752227823600288 = (17.42030125331643 - 117.62584281814217) / 17.42030125331643 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", value: "x", comparisonType: OrdinalIgnoreCase)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 20.785674712019198 > 11.155136264021591.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -114.39998507234381 (T) = (0 -20.819812384776366) / Math.Sqrt((0.31448267928443197 / (51)) + (0.006329037637502124 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8461285615576162 = (11.277552830454162 - 20.819812384776366) / 11.277552830454162 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "Hello Worldbbbbbbbbbbbbbbcbbbbbbbbbbbbbbbbbbba!", value: "y", comparisonType: Ordinal)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.983920860274106 > 10.528164750276527.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -149.70964637253843 (T) = (0 -16.1138713267007) / Math.Sqrt((0.0014008290287573595 / (51)) + (0.013012574426130815 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6073369396363584 = (10.025198158107584 - 16.1138713267007) / 10.025198158107584 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "Hello WorldbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbareallyreallylongHello WorldbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbareallyreallylongHello Worldbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbareallyreallylong!xyz", value: "~", comparisonType: Ordinal)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.209882467961997 > 14.851749693697741.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -91.85654144542112 (T) = (0 -19.21833801517165) / Math.Sqrt((0.15490585658446063 / (51)) + (0.002700176798641034 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3844029442832802 = (13.882040698144559 - 19.21833801517165) / 13.882040698144559 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.IndexOfString(input: "foobardzsdzs", value: "rddzs", comparisonType: InvariantCulture)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 128.40998274351594 > 23.327405569760593.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -283.4500133986591 (T) = (0 -126.740503418734) / Math.Sqrt((0.00014617412291870316 / (51)) + (1.087750232744116 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.703841476226169 = (22.22020088513913 - 126.740503418734) / 22.22020088513913 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.ReadOnlySpan.Trim(input: "abcdefg")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 40.86468971121608 > 2.8942723359063356.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -5466.327164864043 (T) = (0 -40.84279537794452) / Math.Sqrt((2.4715113489113425E-05 / (51)) + (0.0003844738562204982 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -13.814058595903898 = (2.7570294199617646 - 40.84279537794452) / 2.7570294199617646 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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Author

performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Memory.Span<Char>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
LastIndexOfValue - Duration of single invocation 12.83 ns 19.21 ns 1.50 0.11 False
SequenceCompareTo - Duration of single invocation 17.87 ns 25.39 ns 1.42 0.11 False
Reverse - Duration of single invocation 15.38 ns 23.12 ns 1.50 0.12 False
LastIndexOfAnyValues - Duration of single invocation 76.80 ns 81.93 ns 1.07 0.00 False
IndexOfAnyFourValues - Duration of single invocation 22.52 ns 38.63 ns 1.72 0.09 False
ToArray - Duration of single invocation 48.32 ns 56.61 ns 1.17 0.08 False
IndexOfValue - Duration of single invocation 10.56 ns 16.30 ns 1.54 0.02 False
IndexOfAnyThreeValues - Duration of single invocation 13.58 ns 20.67 ns 1.52 0.16 False
StartsWith - Duration of single invocation 10.16 ns 24.54 ns 2.42 0.06 False
SequenceEqual - Duration of single invocation 16.55 ns 23.03 ns 1.39 0.09 False
EndsWith - Duration of single invocation 10.44 ns 23.89 ns 2.29 0.15 False
BinarySearch - Duration of single invocation 9.22 ns 23.68 ns 2.57 0.05 False
IndexOfAnyTwoValues - Duration of single invocation 11.01 ns 17.89 ns 1.63 0.08 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.Span&lt;Char&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.Span<Char>.LastIndexOfValue(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.212087308633464 > 13.479186700771352.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -49.95677935021133 (T) = (0 -19.150779346957105) / Math.Sqrt((0.24342408927253273 / (51)) + (0.10165735095110863 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5264620464538528 = (12.545860142049763 - 19.150779346957105) / 12.545860142049763 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.SequenceCompareTo(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 25.39130615095854 > 18.8103786572252.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.615715782120475 (T) = (0 -25.149391608819034) / Math.Sqrt((0.10946103873447335 / (51)) + (0.15425288964444003 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3946401048189654 = (18.032890006474904 - 25.149391608819034) / 18.032890006474904 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.Reverse(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.12368007378624 > 16.313233128952955.
IsChangePoint: Marked as a change because one of 5/20/2022 2:58:35 PM, 6/2/2022 10:27:31 PM, 6/6/2022 10:51:35 AM, 6/21/2022 2:34:11 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -70.36011720144732 (T) = (0 -23.023011409087747) / Math.Sqrt((0.1079535085824557 / (51)) + (0.07046104935463522 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4693356993569452 = (15.668993422785391 - 23.023011409087747) / 15.668993422785391 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.LastIndexOfAnyValues(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 81.9277856862704 > 80.65975147991463.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -22.559423124020164 (T) = (0 -82.04272942532924) / Math.Sqrt((0.2652542102011676 / (51)) + (0.28475077223366735 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.058803939935801436 = (77.48623359892649 - 82.04272942532924) / 77.48623359892649 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyFourValues(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 38.63499188271673 > 23.173681842005923.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -160.05553013667233 (T) = (0 -38.50497489768802) / Math.Sqrt((0.37173605825119305 / (51)) + (0.0274775783870442 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7557789226947234 = (21.930423244056033 - 38.50497489768802) / 21.930423244056033 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.ToArray(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 56.606044214314544 > 52.33989779842736.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -15.800334687672192 (T) = (0 -55.529138650207464) / Math.Sqrt((0.9002893883588508 / (51)) + (0.7330503220388304 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.10383079867941947 = (50.30584281272128 - 55.529138650207464) / 50.30584281272128 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfValue(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.296710856258116 > 11.143580340829178.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -43.75199242514589 (T) = (0 -16.495256912522464) / Math.Sqrt((0.02047407570894768 / (51)) + (0.1371267126157529 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5415518622210591 = (10.700422941824476 - 16.495256912522464) / 10.700422941824476 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyThreeValues(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 20.672750665218338 > 13.054027143115732.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -36.43382534320374 (T) = (0 -21.199886866775213) / Math.Sqrt((0.2476835528400928 / (51)) + (0.39019835507054657 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6611231426339308 = (12.762381260404322 - 21.199886866775213) / 12.762381260404322 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.StartsWith(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.54365957524204 > 10.520738538725817.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -160.55252975839858 (T) = (0 -24.231730332780966) / Math.Sqrt((0.18844149820376274 / (51)) + (0.038508253462594885 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5717831631030332 = (9.422151400798393 - 24.231730332780966) / 9.422151400798393 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.SequenceEqual(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.031560573942958 > 16.89650198313665.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -21.604718754369426 (T) = (0 -23.49094605022334) / Math.Sqrt((0.37348765345314905 / (51)) + (0.9999819031574143 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5027451214416904 = (15.632022832778723 - 23.49094605022334) / 15.632022832778723 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.EndsWith(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.888924107686783 > 10.905633579541625.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -215.83017788807382 (T) = (0 -23.95474618204408) / Math.Sqrt((0.13087335032873176 / (51)) + (0.010637133450790395 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2850081625075445 = (10.483440092291131 - 23.95474618204408) / 10.483440092291131 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.BinarySearch(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.676009614524073 > 9.741892470270349.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -498.88322341528925 (T) = (0 -23.62951985394894) / Math.Sqrt((0.0006222864277601009 / (51)) + (0.0065121107739878 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5436427544373728 = (9.289637789240393 - 23.62951985394894) / 9.289637789240393 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Char&gt;.IndexOfAnyTwoValues(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.890797265797264 > 11.367262647327323.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -102.7676338543005 (T) = (0 -18.085818764610707) / Math.Sqrt((0.007770084369843353 / (51)) + (0.038163199601400785 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6630025249955691 = (10.875400664024184 - 18.085818764610707) / 10.875400664024184 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Formats.Cbor.Tests.Perf_CborReader

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SkipValue - Duration of single invocation 37.17 ns 68.39 ns 1.84 0.08 False
ReadCoseKey - Duration of single invocation 463.56 ns 837.24 ns 1.81 0.01 False
SkipValue - Duration of single invocation 730.44 ns 1.28 μs 1.75 0.02 False
ReadCoseKey - Duration of single invocation 457.16 ns 835.99 ns 1.83 0.01 False
ReadCoseKey - Duration of single invocation 454.09 ns 826.72 ns 1.82 0.01 False
SkipValue - Duration of single invocation 219.48 ns 358.30 ns 1.63 0.02 False
SkipValue - Duration of single invocation 560.57 ns 1.11 μs 1.98 0.00 False
SkipValue - Duration of single invocation 48.82 ns 92.24 ns 1.89 0.06 False
SkipValue - Duration of single invocation 484.06 ns 874.31 ns 1.81 0.01 False
SkipValue - Duration of single invocation 35.41 ns 81.51 ns 2.30 0.08 False

graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Formats.Cbor.Tests.Perf_CborReader*'

Payloads

Baseline
Compare

Histogram

System.Formats.Cbor.Tests.Perf_CborReader.SkipValue(encoding: (Byte String, Strict))

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 68.39328076700691 > 39.517090808066634.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -87.75999051587978 (T) = (0 -69.14426442758601) / Math.Sqrt((1.4011412806342087 / (51)) + (0.8116995683767875 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.837392664371041 = (37.631729879173555 - 69.14426442758601) / 37.631729879173555 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborReader.ReadCoseKey(publicKey: ECDSA_P521)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 837.2419971092274 > 485.7504864536861.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -394.4803758084909 (T) = (0 -838.5366337949473) / Math.Sqrt((20.647745189896693 / (51)) + (4.292785615814844 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8397932732983806 = (455.77763869721036 - 838.5366337949473) / 455.77763869721036 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborReader.SkipValue(encoding: (Map, Strict))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.281166109940252 > 769.3871562167337.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -231.24622911914224 (T) = (0 -1288.911195855593) / Math.Sqrt((129.38684633923296 / (51)) + (27.282270408236904 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7778823053592184 = (724.9699217829666 - 1288.911195855593) / 724.9699217829666 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborReader.ReadCoseKey(publicKey: ECDSA_P384)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 835.9918251385228 > 479.51803361070574.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -200.6826055758746 (T) = (0 -838.3620183601158) / Math.Sqrt((19.53069585914953 / (51)) + (26.589208789194846 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.854796049010883 = (451.9968752398376 - 838.3620183601158) / 451.9968752398376 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborReader.ReadCoseKey(publicKey: ECDSA_P256)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 826.7245949043346 > 475.27269351148885.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -138.3649697901927 (T) = (0 -828.9111513580648) / Math.Sqrt((19.309430441568917 / (51)) + (57.37611153880461 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8473360246309404 = (448.70621278749985 - 828.9111513580648) / 448.70621278749985 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborReader.SkipValue(encoding: (Array, Strict))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 358.29538071351186 > 230.74931080912106.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -499.3313850056878 (T) = (0 -358.4384923982427) / Math.Sqrt((2.7858333201798615 / (51)) + (0.204058344104817 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6511036503969074 = (217.09024282762502 - 358.4384923982427) / 217.09024282762502 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborReader.SkipValue(encoding: (Map, Canonical))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.1097550616130307 > 589.1843600542437.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -381.87508372602565 (T) = (0 -1108.0838409584946) / Math.Sqrt((53.04818017742243 / (51)) + (8.767832339248708 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0148705463502812 = (549.9528706524933 - 1108.0838409584946) / 549.9528706524933 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborReader.SkipValue(encoding: (Text String, Strict))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 92.23708838190102 > 49.45082179312663.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -99.56886715062592 (T) = (0 -92.447492309311) / Math.Sqrt((1.2668292052076229 / (51)) + (1.4793695603118981 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9734644378605042 = (46.84527906139331 - 92.447492309311) / 46.84527906139331 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborReader.SkipValue(encoding: (Map, Lax))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 874.3128735145224 > 508.6629186526997.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -64.99549068711845 (T) = (0 -878.5809686067257) / Math.Sqrt((21.327672944476014 / (51)) + (301.1810602248881 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8396711809287265 = (477.5750023779734 - 878.5809686067257) / 477.5750023779734 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborReader.SkipValue(encoding: (Integer, Strict))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 81.5143587532062 > 37.12895554732389.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -57.190672466796116 (T) = (0 -82.628554933218) / Math.Sqrt((0.29072875437390666 / (51)) + (5.403992335726234 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3324046389917987 = (35.42633793119828 - 82.628554933218) / 35.42633793119828 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Binary_ToStream<Location>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
BinaryFormatter_ - Duration of single invocation 2.98 μs 4.02 μs 1.35 0.02 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Binary_ToStream&lt;Location&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Binary_ToStream<Location>.BinaryFormatter_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.017071380825057 > 3.1211423978636277.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -75.99029281700523 (T) = (0 -4047.1818521369482) / Math.Sqrt((1157.4661343096247 / (51)) + (1433.0302433183892 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.36377715764443713 = (2967.6269538986708 - 4047.1818521369482) / 2967.6269538986708 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_Single

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ToStringWithFormat - Duration of single invocation 111.99 ns 135.73 ns 1.21 0.01 False
ToStringWithFormat - Duration of single invocation 153.24 ns 183.47 ns 1.20 0.01 False
ToStringWithCultureInfo - Duration of single invocation 123.38 ns 148.78 ns 1.21 0.01 False
ToStringWithFormat - Duration of single invocation 112.21 ns 135.65 ns 1.21 0.02 False
ToStringWithFormat - Duration of single invocation 127.61 ns 157.98 ns 1.24 0.01 False
ToStringWithFormat - Duration of single invocation 126.10 ns 148.90 ns 1.18 0.04 False
ToStringWithFormat - Duration of single invocation 130.24 ns 156.69 ns 1.20 0.01 False
ToStringWithFormat - Duration of single invocation 137.98 ns 159.60 ns 1.16 0.02 False
Parse - Duration of single invocation 44.20 ns 76.13 ns 1.72 0.10 False
ToStringWithFormat - Duration of single invocation 133.27 ns 157.87 ns 1.18 0.02 False
Parse - Duration of single invocation 74.58 ns 105.14 ns 1.41 0.06 False
ToStringWithCultureInfo - Duration of single invocation 121.76 ns 151.60 ns 1.25 0.01 False
ToString - Duration of single invocation 113.29 ns 131.85 ns 1.16 0.02 False
Parse - Duration of single invocation 72.93 ns 103.37 ns 1.42 0.03 False
ToStringWithFormat - Duration of single invocation 154.89 ns 183.66 ns 1.19 0.01 False
ToStringWithFormat - Duration of single invocation 127.99 ns 161.55 ns 1.26 0.01 False
ToStringWithFormat - Duration of single invocation 207.78 ns 245.32 ns 1.18 0.07 False
ToString - Duration of single invocation 127.24 ns 154.08 ns 1.21 0.01 False
ToStringWithFormat - Duration of single invocation 145.67 ns 167.97 ns 1.15 0.00 False
ToStringWithCultureInfo - Duration of single invocation 106.19 ns 127.29 ns 1.20 0.01 False
TryParse - Duration of single invocation 74.80 ns 105.04 ns 1.40 0.03 False
ToStringWithFormat - Duration of single invocation 124.71 ns 151.50 ns 1.21 0.02 False
TryParse - Duration of single invocation 43.97 ns 77.76 ns 1.77 0.14 False
TryParse - Duration of single invocation 72.52 ns 103.88 ns 1.43 0.03 False
ToString - Duration of single invocation 127.09 ns 151.65 ns 1.19 0.02 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Single*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Single.ToStringWithFormat(value: 12345, format: "G")

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 135.7278299601838 > 117.70895827233345.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -81.81331850590944 (T) = (0 -135.0930565202892) / Math.Sqrt((2.613355479567033 / (51)) + (0.16083098917344843 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.19297845022197108 = (113.2401482148761 - 135.0930565202892) / 113.2401482148761 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: 3.4028235E+38, format: "G17")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 183.47418517698628 > 161.57193034312658.
IsChangePoint: Marked as a change because one of 5/30/2022 9:21:47 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -60.833436123511326 (T) = (0 -183.30474594922433) / Math.Sqrt((4.445619851448692 / (51)) + (1.1959081658437924 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1925298474253711 = (153.71082438311515 - 183.30474594922433) / 153.71082438311515 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithCultureInfo(value: -3.4028235E+38, culture: zh)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 148.78210308364925 > 129.1105165387908.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -119.2802416407513 (T) = (0 -148.9196516215354) / Math.Sqrt((1.2834228411571866 / (51)) + (0.20109460422256165 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.21898071565846466 = (122.16735647133885 - 148.9196516215354) / 122.16735647133885 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: 12345, format: "R")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 135.64550951837725 > 117.8385871655876.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -60.156270694812065 (T) = (0 -136.19054689411814) / Math.Sqrt((2.149084892688839 / (51)) + (0.817562268383681 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.201649070883176 = (113.33637265164461 - 136.19054689411814) / 113.33637265164461 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: 3.4028235E+38, format: "R")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 157.9814548685384 > 134.4268618289119.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -73.21466613386822 (T) = (0 -157.24888343522332) / Math.Sqrt((2.4406473907662805 / (51)) + (0.8425270018678741 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.22282511615237283 = (128.59474454532628 - 157.24888343522332) / 128.59474454532628 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: 3.4028235E+38, format: "E")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 148.89746150336074 > 130.76759222713855.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -47.29554062284893 (T) = (0 -149.61652017813054) / Math.Sqrt((4.307214912108067 / (51)) + (1.8074775714356985 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.21376048320681232 = (123.26692312707088 - 149.61652017813054) / 123.26692312707088 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: -3.4028235E+38, format: "G")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 156.6933682388672 > 134.48158195588795.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -53.81633130972367 (T) = (0 -157.27009833007463) / Math.Sqrt((2.948933334470938 / (51)) + (1.7564204819943612 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.21983850091654122 = (128.92698354077834 - 157.27009833007463) / 128.92698354077834 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: 12345, format: "G17")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 159.6035418491758 > 145.31797566000517.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -51.72474286968407 (T) = (0 -160.29235385181042) / Math.Sqrt((4.176825606683031 / (51)) + (0.6562311068883125 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.15028546551256927 = (139.35006453409707 - 160.29235385181042) / 139.35006453409707 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.Parse(value: "12345")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 76.13067933943502 > 46.499981805774304.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -178.4077131267738 (T) = (0 -76.26895266257823) / Math.Sqrt((0.6611528003072041 / (51)) + (0.1464597151411771 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7054809778266631 = (44.71990813979623 - 76.26895266257823) / 44.71990813979623 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: -3.4028235E+38, format: "R")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 157.8717600015056 > 136.36903505197415.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -56.40781558389321 (T) = (0 -158.92972644429247) / Math.Sqrt((2.5254196745022495 / (51)) + (1.7117776547595163 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.22277281142960323 = (129.97486119966962 - 158.92972644429247) / 129.97486119966962 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.Parse(value: "-3.4028235E+38")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 105.14101705882383 > 78.29046591087155.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -78.18871045470388 (T) = (0 -105.67769029869612) / Math.Sqrt((0.5432438589327243 / (51)) + (1.2623359215511043 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4360810918772824 = (73.58755079809004 - 105.67769029869612) / 73.58755079809004 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithCultureInfo(value: 3.4028235E+38, culture: zh)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 151.60002056609724 > 127.61580042985585.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -43.12035574831097 (T) = (0 -147.59395943158341) / Math.Sqrt((0.7726060046096411 / (51)) + (2.9481251552879635 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2209460199885951 = (120.88491793679961 - 147.59395943158341) / 120.88491793679961 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToString(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 131.85394696529528 > 118.01278609003145.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -37.822156609011344 (T) = (0 -129.97837510769966) / Math.Sqrt((3.1490928437104104 / (51)) + (1.066466003288345 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.14746671796293853 = (113.27420052622195 - 129.97837510769966) / 113.27420052622195 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.Parse(value: "3.4028235E+38")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 103.36724867212713 > 76.6105177611055.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -183.9654521490636 (T) = (0 -103.71254969417438) / Math.Sqrt((0.8094384151272888 / (51)) + (0.11134414532787032 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4412355718079656 = (71.96085894832004 - 103.71254969417438) / 71.96085894832004 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: -3.4028235E+38, format: "G17")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 183.66338900376277 > 163.9727060727369.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.566469419362114 (T) = (0 -185.16277538467344) / Math.Sqrt((3.5405520054656545 / (51)) + (2.647673807293922 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1989923798578829 = (154.43198680430385 - 185.16277538467344) / 154.43198680430385 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: 3.4028235E+38, format: "G")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 161.55486970703706 > 132.87197340017983.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -39.32863514515402 (T) = (0 -156.72927027516292) / Math.Sqrt((2.7445077042651285 / (51)) + (3.971546693916892 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.22871380130353033 = (127.55555452285991 - 156.72927027516292) / 127.55555452285991 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: 12345, format: "F50")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 245.32204798067514 > 222.97291117879752.
IsChangePoint: Marked as a change because one of 5/17/2022 12:33:55 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -23.031847608688736 (T) = (0 -243.37905994999358) / Math.Sqrt((36.419444731093975 / (51)) + (6.33066892502327 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1313651429827227 = (215.1198147296202 - 243.37905994999358) / 215.1198147296202 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToString(value: -3.4028235E+38)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 154.07924172706015 > 134.1340381419433.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -47.1592606836471 (T) = (0 -154.88866400164986) / Math.Sqrt((2.7225338101291148 / (51)) + (2.020602459576727 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2025216149312518 = (128.8032265519858 - 154.88866400164986) / 128.8032265519858 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: 12345, format: "E")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 167.9666850388846 > 151.44273237040215.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -51.62028996298746 (T) = (0 -169.0025666411399) / Math.Sqrt((1.6249106247233025 / (51)) + (1.7875609428494723 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.18249802465655973 = (142.91995683478996 - 169.0025666411399) / 142.91995683478996 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithCultureInfo(value: 12345, culture: zh)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 127.28755027375496 > 111.37371511765737.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -70.43938458992177 (T) = (0 -126.76101827603931) / Math.Sqrt((3.0177428657516536 / (51)) + (0.1688064686776262 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.18685778703105468 = (106.8038813589741 - 126.76101827603931) / 106.8038813589741 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.TryParse(value: "-3.4028235E+38")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 105.03662720359738 > 78.55916403833587.
IsChangePoint: Marked as a change because one of 5/31/2022 6:06:22 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -100.49302867663015 (T) = (0 -105.15789987963191) / Math.Sqrt((0.4000395894071325 / (51)) + (0.6404874148975898 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3953523365923022 = (75.36297257827091 - 105.15789987963191) / 75.36297257827091 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToStringWithFormat(value: -3.4028235E+38, format: "E")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 151.49933573548063 > 130.97438612675757.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -24.966322551372734 (T) = (0 -151.52924569898903) / Math.Sqrt((2.1345187900044893 / (51)) + (9.272595595082132 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.22034251315037545 = (124.16943937141768 - 151.52924569898903) / 124.16943937141768 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.TryParse(value: "12345")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 77.7621719954568 > 45.93619912875905.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -81.74913296672322 (T) = (0 -77.71012219380404) / Math.Sqrt((1.398675225550401 / (51)) + (1.112054771526702 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7518181512760641 = (44.359696888171996 - 77.71012219380404) / 44.359696888171996 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.TryParse(value: "3.4028235E+38")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 103.87795407839756 > 76.14626664401612.
IsChangePoint: Marked as a change because one of 5/31/2022 6:06:22 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -60.762088968584536 (T) = (0 -104.1977468843716) / Math.Sqrt((1.3570066395962619 / (51)) + (1.8376265042712845 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.41889953688203485 = (73.43560567603063 - 104.1977468843716) / 73.43560567603063 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Single.ToString(value: 3.4028235E+38)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 151.64936062950386 > 133.761196418843.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -57.0369585466429 (T) = (0 -152.03199092706714) / Math.Sqrt((2.513546283956317 / (51)) + (1.1023833697082772 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.19370227735085682 = (127.36173316554829 - 152.03199092706714) / 127.36173316554829 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.ContainsKeyFalse<String, String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SortedList - Duration of single invocation 253.90 μs 324.83 μs 1.28 0.15 False
SortedDictionary - Duration of single invocation 264.03 μs 349.78 μs 1.32 0.23 False
Dictionary - Duration of single invocation 6.82 μs 8.57 μs 1.26 0.05 False
IDictionary - Duration of single invocation 8.18 μs 9.30 μs 1.14 0.01 False
ImmutableSortedDictionary - Duration of single invocation 250.96 μs 334.09 μs 1.33 0.23 False

graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsKeyFalse&lt;String, String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.ContainsKeyFalse<String, String>.SortedList(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 324.8330018446181 > 268.6276410317375.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -24.658607845622004 (T) = (0 -336507.94733766565) / Math.Sqrt((41028088.19517302 / (51)) + (78590778.64474988 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.31387771155741584 = (256118.16410127177 - 336507.94733766565) / 256118.16410127177 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsKeyFalse&lt;String, String&gt;.SortedDictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 349.7756170289855 > 282.4009261056111.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -16.346448876852246 (T) = (0 -354878.96208801924) / Math.Sqrt((55908178.3994881 / (51)) + (223168450.04830274 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3298203404247484 = (266862.3356856385 - 354878.96208801924) / 266862.3356856385 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsKeyFalse&lt;String, String&gt;.Dictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.573033326476503 > 7.156800319608143.
IsChangePoint: Marked as a change because one of 5/9/2022 5:23:46 PM, 5/11/2022 9:09:01 PM, 6/27/2022 8:54:23 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -44.85912289799818 (T) = (0 -8283.50930498336) / Math.Sqrt((1289.6251071415359 / (14)) + (42109.793160550274 / (45))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (14) + (45) - 2, .025) and -0.2101028019272417 = (6845.29388064454 - 8283.50930498336) / 6845.29388064454 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsKeyFalse&lt;String, String&gt;.IDictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.296958533868093 > 8.605362849203097.
IsChangePoint: Marked as a change because one of 5/9/2022 5:23:46 PM, 5/11/2022 9:09:01 PM, 6/8/2022 9:45:10 AM, 6/27/2022 8:54:23 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -57.513467203112725 (T) = (0 -9399.568923162016) / Math.Sqrt((2725.7171908803257 / (14)) + (10950.467387549306 / (45))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (14) + (45) - 2, .025) and -0.14686942122332064 = (8195.849282593885 - 9399.568923162016) / 8195.849282593885 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsKeyFalse&lt;String, String&gt;.ImmutableSortedDictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 334.09063758865256 > 266.92580265007996.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.37083941762549 (T) = (0 -336557.5368083578) / Math.Sqrt((64938561.576580316 / (51)) + (23372213.19902168 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.33647533605451785 = (251824.72712285718 - 336557.5368083578) / 251824.72712285718 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Get

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetDateTime - Duration of single invocation 2.90 μs 8.75 μs 3.02 0.09 False
GetString - Duration of single invocation 2.87 μs 3.58 μs 1.25 0.21 False
GetBoolean - Duration of single invocation 99.37 ns 119.12 ns 1.20 0.03 False
GetInt16 - Duration of single invocation 725.97 ns 841.57 ns 1.16 0.00 False
GetSByte - Duration of single invocation 769.62 ns 887.14 ns 1.15 0.00 False
GetDecimal - Duration of single invocation 3.78 μs 7.05 μs 1.87 0.01 False
GetByte - Duration of single invocation 686.01 ns 799.88 ns 1.17 0.01 False
GetInt32 - Duration of single invocation 429.33 ns 621.11 ns 1.45 0.01 False
GetSingle - Duration of single invocation 3.75 μs 6.21 μs 1.66 0.00 False
GetGuid - Duration of single invocation 3.97 μs 10.61 μs 2.68 0.03 False
GetInt64 - Duration of single invocation 469.84 ns 592.37 ns 1.26 0.04 False
GetUInt32 - Duration of single invocation 385.17 ns 579.91 ns 1.51 0.02 False
GetDouble - Duration of single invocation 3.61 μs 6.15 μs 1.70 0.00 False
GetDateTimeOffset - Duration of single invocation 4.17 μs 12.08 μs 2.89 0.05 False

graph
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graph
graph
graph
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graph
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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Get*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Get.GetDateTime

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.751428620894341 > 3.053021539757106.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -46.90306589674755 (T) = (0 -8900.593490138317) / Math.Sqrt((17540.296632705657 / (51)) + (127704.54451853634 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.0574400701404314 = (2911.126068197799 - 8900.593490138317) / 2911.126068197799 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.5818776323866977 > 3.0147365589738873.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -40.02583730025444 (T) = (0 -3599.0563001256332) / Math.Sqrt((10004.263452664112 / (51)) + (824.8377297540364 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.23822041386228254 = (2906.6362174561336 - 3599.0563001256332) / 2906.6362174561336 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetBoolean

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 119.1210489473311 > 104.35610417199491.
IsChangePoint: Marked as a change because one of 5/9/2022 11:56:12 AM, 6/6/2022 10:12:27 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -17.65071908023424 (T) = (0 -117.9412044643208) / Math.Sqrt((0.20186163728178733 / (51)) + (9.47917916447427 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.19499713901007243 = (98.6958048803552 - 117.9412044643208) / 98.6958048803552 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetInt16

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 841.5689175465923 > 762.5304422678392.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -296.94243099365315 (T) = (0 -841.787942655735) / Math.Sqrt((0.3800749665215721 / (51)) + (1.143349455269613 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.15846557318226442 = (726.6404476253645 - 841.787942655735) / 726.6404476253645 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetSByte

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 887.1413599438372 > 808.0732228302285.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -267.1945323388281 (T) = (0 -886.1767737734817) / Math.Sqrt((0.520566551354407 / (51)) + (1.42621350289321 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.15061743811848247 = (770.174989892887 - 886.1767737734817) / 770.174989892887 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetDecimal

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.047035407586135 > 3.9644939706070006.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -27.795063939907624 (T) = (0 -6606.337211706747) / Math.Sqrt((6.658537637183208 / (51)) + (83105.45971182024 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7507749610025201 = (3773.3788515708834 - 6606.337211706747) / 3773.3788515708834 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetByte

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 799.8787010545469 > 720.2652316334018.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/3/2022 4:26:07 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -4.427615167917639 (T) = (0 -798.4179071979779) / Math.Sqrt((21475.588384919654 / (54)) + (1.0304821378176168 / (5))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (54) + (5) - 2, .025) and -0.12437688134266314 = (710.0981178522235 - 798.4179071979779) / 710.0981178522235 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetInt32

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 621.110913326901 > 450.75367065252175.
IsChangePoint: Marked as a change because one of 5/12/2022 3:44:01 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -85.07206351538308 (T) = (0 -621.8602383220501) / Math.Sqrt((0.35752463079625485 / (51)) + (40.87323560895577 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.44808513061744903 = (429.4362431971766 - 621.8602383220501) / 429.4362431971766 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetSingle

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.209085245700998 > 3.946799343291694.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -289.8421467811608 (T) = (0 -6213.513441641625) / Math.Sqrt((46.009992080203034 / (51)) + (563.736284975611 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6503712530283338 = (3764.9186086101504 - 6213.513441641625) / 3764.9186086101504 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetGuid

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.612143289658341 > 4.163411180027763.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -317.6932342003994 (T) = (0 -10614.701122602977) / Math.Sqrt((19071.748206064563 / (51)) + (467.7897887794925 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.6481875313357017 = (4008.2890645018247 - 10614.701122602977) / 4008.2890645018247 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetInt64

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 592.3714679353191 > 493.08165354488636.
IsChangePoint: Marked as a change because one of 5/9/2022 11:56:12 AM, 5/12/2022 3:44:01 PM, 5/20/2022 10:18:01 PM, 6/6/2022 10:12:27 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.368082497576836 (T) = (0 -599.0417513426822) / Math.Sqrt((0.24484210996648156 / (51)) + (57.44056718219474 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.27620515682454894 = (469.3929875923842 - 599.0417513426822) / 469.3929875923842 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetUInt32

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 579.9072746112164 > 404.8987412885382.
IsChangePoint: Marked as a change because one of 5/27/2022 3:44:45 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -81.02022164131328 (T) = (0 -584.9874629040606) / Math.Sqrt((0.23682205804714798 / (51)) + (48.502157445360375 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5178020964719054 = (385.4174824661594 - 584.9874629040606) / 385.4174824661594 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetDouble

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.146725264039734 > 3.7985882500269947.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -343.0138678923695 (T) = (0 -6142.641565603951) / Math.Sqrt((125.45848030429774 / (51)) + (409.7380434992004 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6923932340141046 = (3629.5592786284783 - 6142.641565603951) / 3629.5592786284783 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Get.GetDateTimeOffset

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.075999639608847 > 4.380457000717575.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -72.54624918869699 (T) = (0 -12295.24038812836) / Math.Sqrt((143.93848317007138 / (51)) + (100428.1927876587 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.9512853734039444 = (4166.062861602338 - 12295.24038812836) / 4166.062861602338 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_Guid

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Parse - Duration of single invocation 24.76 ns 206.69 ns 8.35 0.01 False
ctor_str - Duration of single invocation 24.50 ns 205.52 ns 8.39 0.02 False
ctor_bytes - Duration of single invocation 1.47 ns 9.84 ns 6.71 0.16 False
TryWriteBytes - Duration of single invocation 0.13 ns 11.06 ns 87.96 0.12 False
ParseExactD - Duration of single invocation 20.94 ns 205.99 ns 9.84 0.02 False
GuidToString - Duration of single invocation 22.70 ns 35.64 ns 1.57 0.03 False

graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Guid*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Guid.Parse

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 206.68994326671648 > 25.539327773785924.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -526.6740898556685 (T) = (0 -206.2942351552133) / Math.Sqrt((0.016688795136339817 / (51)) + (0.950356610778311 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.414061053546782 = (24.51779632241366 - 206.2942351552133) / 24.51779632241366 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Guid.ctor_str

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 205.5242994527348 > 25.60628350684292.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1147.7024466057997 (T) = (0 -205.6711232889264) / Math.Sqrt((0.01901273904020993 / (51)) + (0.1962633806299597 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.379032775298697 = (24.545926577020055 - 205.6711232889264) / 24.545926577020055 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Guid.ctor_bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.839868108805053 > 1.539532924811334.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -142.59593689770253 (T) = (0 -9.842659638787776) / Math.Sqrt((0.18673679624073272 / (51)) + (0.0021631511899454802 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.92171277710386 = (0.9012011064255235 - 9.842659638787776) / 0.9012011064255235 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Guid.TryWriteBytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 11.0592988812567 > 0.1313376780076486.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -958.8009379423917 (T) = (0 -11.04708246721851) / Math.Sqrt((0.0024380702287429075 / (51)) + (0.0006533068226358796 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -79.38108139711906 = (0.13743386223732054 - 11.04708246721851) / 0.13743386223732054 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Guid.ParseExactD

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 205.99108648870074 > 21.455406836102473.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -279.3875649997607 (T) = (0 -201.5084745467199) / Math.Sqrt((0.056092317016889465 / (51)) + (3.342804948361654 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.74836195292495 = (20.67100868020788 - 201.5084745467199) / 20.67100868020788 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Guid.GuidToString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 35.63892669673111 > 23.744577185194462.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -192.31285201895992 (T) = (0 -35.53433907129734) / Math.Sqrt((0.03781840796942168 / (51)) + (0.029243335107955962 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5597438371576808 = (22.782163471183523 - 35.53433907129734) / 22.782163471183523 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
edited
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Memory.Span<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
BinarySearch - Duration of single invocation 14.92 ns 24.17 ns 1.62 0.19 False
IndexOfAnyTwoValues - Duration of single invocation 77.71 ns 83.03 ns 1.07 0.00 False
Clear - Duration of single invocation 25.35 ns 32.86 ns 1.30 0.28 False
EndsWith - Duration of single invocation 18.62 ns 29.57 ns 1.59 0.06 False
StartsWith - Duration of single invocation 15.97 ns 30.69 ns 1.92 0.07 False
LastIndexOfValue - Duration of single invocation 58.31 ns 64.87 ns 1.11 0.00 False
SequenceEqual - Duration of single invocation 33.12 ns 36.30 ns 1.10 0.10 False
IndexOfValue - Duration of single invocation 19.02 ns 26.24 ns 1.38 0.31 False
Reverse - Duration of single invocation 25.80 ns 38.02 ns 1.47 0.09 False

graph
graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.Span&lt;Int32&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.Span<Int32>.BinarySearch(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.167379953632047 > 15.659711983584158.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -430.39740690486843 (T) = (0 -24.170994158473057) / Math.Sqrt((0.01424242565214654 / (51)) + (0.0015152519929056893 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6273021856462174 = (14.853414671027755 - 24.170994158473057) / 14.853414671027755 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.IndexOfAnyTwoValues(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 83.02761297372427 > 81.62551436503544.
IsChangePoint: Marked as a change because one of 6/23/2022 8:35:19 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -86.55561315338879 (T) = (0 -82.94374589782626) / Math.Sqrt((0.06450140692274457 / (51)) + (0.018703700735051624 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.0668216549079399 = (77.74846481250307 - 82.94374589782626) / 77.74846481250307 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.Clear(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 32.85970989080813 > 26.707561498854524.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -15.083539709239258 (T) = (0 -32.143789770276946) / Math.Sqrt((1.9411043823574121 / (51)) + (0.7405547470987646 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.20424014573458701 = (26.69217587881462 - 32.143789770276946) / 26.69217587881462 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.EndsWith(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 29.56535636518186 > 19.851343712338764.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -95.33341540630624 (T) = (0 -29.684372110292223) / Math.Sqrt((0.6349435000833051 / (51)) + (0.02684911723564908 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6771904438574085 = (17.69886790078559 - 29.684372110292223) / 17.69886790078559 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.StartsWith(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 30.690948060879684 > 16.700400760386138.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -173.86756200291373 (T) = (0 -30.586623908139536) / Math.Sqrt((0.17301500082553023 / (51)) + (0.029939127134311076 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9236410826243259 = (15.90037984966081 - 30.586623908139536) / 15.90037984966081 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.LastIndexOfValue(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 64.86814043873785 > 61.2185075819739.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -29.974766980817584 (T) = (0 -64.62981682072974) / Math.Sqrt((0.024103275736194595 / (51)) + (0.34214818817309883 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.10673723913482869 = (58.39671291015102 - 64.62981682072974) / 58.39671291015102 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.SequenceEqual(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 36.29891397083461 > 34.8187771194368.
IsChangePoint: Marked as a change because one of 5/9/2022 11:56:12 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -18.94271055489073 (T) = (0 -36.41821194780782) / Math.Sqrt((2.2481368470619447 / (51)) + (0.1274853907702823 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.14603531086822777 = (31.777565317963592 - 36.41821194780782) / 31.777565317963592 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.IndexOfValue(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 26.235069671716346 > 20.564822689251276.
IsChangePoint: Marked as a change because one of 5/11/2022 3:53:15 AM, 5/31/2022 6:06:22 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.620950226882904 (T) = (0 -26.450797240026) / Math.Sqrt((0.7037413541283608 / (51)) + (0.048814348005350054 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.35009136195053064 = (19.59185725165405 - 26.450797240026) / 19.59185725165405 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.Reverse(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 38.02018774221731 > 27.18503209953232.
IsChangePoint: Marked as a change because one of 5/20/2022 9:09:19 PM, 6/21/2022 2:34:11 AM, 6/30/2022 2:59:47 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -33.31999073786808 (T) = (0 -37.71188956770209) / Math.Sqrt((4.718766650544744 / (51)) + (0.027428089124404826 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.37681983805061553 = (27.3905768390851 - 37.71188956770209) / 27.3905768390851 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.AddGivenSize<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SortedList - Duration of single invocation 255.48 μs 327.62 μs 1.28 0.17 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.AddGivenSize&lt;String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.AddGivenSize<String>.SortedList(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 327.62333178302674 > 272.17747944218945.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -38.80728967291194 (T) = (0 -331632.02874258085) / Math.Sqrt((46415488.93872496 / (51)) + (19102732.17970879 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.26985696171729134 = (261156.99542576686 - 331632.02874258085) / 261156.99542576686 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in Microsoft.Extensions.Logging.Formatting

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
TwoArguments - Duration of single invocation 136.81 ns 211.80 ns 1.55 0.06 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Microsoft.Extensions.Logging.Formatting*'

Payloads

Baseline
Compare

Histogram

Microsoft.Extensions.Logging.Formatting.TwoArguments

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 211.80118878157975 > 144.79387965741125.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -85.03809488447286 (T) = (0 -207.55489953092774) / Math.Sqrt((5.021083427822801 / (51)) + (4.463867839380169 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4969009436672149 = (138.65640235515178 - 207.55489953092774) / 138.65640235515178 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_Environment

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetEnvironmentVariables - Duration of single invocation 13.71 μs 14.76 μs 1.08 0.05 False
ExpandEnvironmentVariables - Duration of single invocation 425.87 ns 462.49 ns 1.09 0.03 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Environment*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Environment.GetEnvironmentVariables

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.761381806735912 > 14.392755022222985.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -29.581687590326837 (T) = (0 -14858.564915503783) / Math.Sqrt((51131.424091539775 / (51)) + (4911.596162094546 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.08701040513135457 = (13669.202102723451 - 14858.564915503783) / 13669.202102723451 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Environment.ExpandEnvironmentVariables

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 462.48877498972195 > 450.57105779921517.
IsChangePoint: Marked as a change because one of 7/2/2022 10:13:03 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -15.114897036451426 (T) = (0 -457.4156870263657) / Math.Sqrt((57.587651590495355 / (50)) + (31.679968795758395 / (9))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (50) + (9) - 2, .025) and -0.07691581957820756 = (424.74600030067376 - 457.4156870263657) / 424.74600030067376 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_SliceSlice

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Count - Duration of single invocation 1.51 secs 2.31 secs 1.53 0.00 False
Count - Duration of single invocation 2.11 secs 3.46 secs 1.64 0.01 False
Count - Duration of single invocation 2.09 secs 3.50 secs 1.67 0.00 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Industry_SliceSlice*'

Payloads

Baseline
Compare

Histogram

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_SliceSlice.Count(Options: IgnoreCase, Compiled)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.3082017696666663 > 1.5880296488000003.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -169.70972846199373 (T) = (0 -2321084422.708333) / Math.Sqrt((1485695194004.7693 / (51)) + (181182966662801.3 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5341749333243566 = (1512920314.5555549 - 2321084422.708333) / 1512920314.5555549 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_SliceSlice.Count(Options: IgnoreCase)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.4615050926666666 > 2.1709419163250003.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -502.1619651422304 (T) = (0 -3469933530.625) / Math.Sqrt((154998410012507.62 / (51)) + (37607839704033.664 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6739826234665546 = (2072861140.8398695 - 3469933530.625) / 2072861140.8398695 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_SliceSlice.Count(Options: IgnoreCase, NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.499250095 > 2.193793204925.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -251.48387950194206 (T) = (0 -3508230729.2499995) / Math.Sqrt((151015317565690.88 / (51)) + (228742865816146.2 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6741153049813421 = (2095572938.6209145 - 3508230729.2499995) / 2095572938.6209145 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_FromStream<CollectionsOfPrimitives>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
XmlSerializer_ - Duration of single invocation 395.02 μs 834.86 μs 2.11 0.01 False
DataContractSerializer_ - Duration of single invocation 1.34 ms 1.77 ms 1.32 0.02 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_FromStream&lt;CollectionsOfPrimitives&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_FromStream<CollectionsOfPrimitives>.XmlSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 834.8638544444444 > 414.37334092167725.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -196.14050667475036 (T) = (0 -836997.816590053) / Math.Sqrt((3366270.0303773214 / (51)) + (40269866.90006127 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1240281968710155 = (394061.5373294316 - 836997.816590053) / 394061.5373294316 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### MicroBenchmarks.Serializers.Xml_FromStream&lt;CollectionsOfPrimitives&gt;.DataContractSerializer_

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.7670658993963781 > 1.3925972334333931.
IsChangePoint: Marked as a change because one of 5/20/2022 10:46:48 AM, 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -138.1720646540067 (T) = (0 -1762844.8008030541) / Math.Sqrt((67825769.12648727 / (51)) + (68954805.14426824 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.32842756916709265 = (1327016.1217057062 - 1762844.8008030541) / 1327016.1217057062 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_Array

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ArrayAssign3D - Duration of single invocation 577.88 μs 1.11 ms 1.93 0.03 False
ArrayRetrieve3D - Duration of single invocation 1.99 ms 2.56 ms 1.28 0.22 False
ArrayAssign2D - Duration of single invocation 513.44 μs 1.05 ms 2.04 0.06 False
ArrayRetrieve2D - Duration of single invocation 1.72 ms 2.28 ms 1.33 0.25 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Array*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Array.ArrayAssign3D

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.1142868912627553 > 608.1171928385417.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -24.97098450922158 (T) = (0 -1162020.5470288517) / Math.Sqrt((105449704.38430607 / (51)) + (4449834952.442626 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.031510148653913 = (571998.3962663496 - 1162020.5470288517) / 571998.3962663496 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Array.ArrayRetrieve3D

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.560640778273809 > 2.1246153566992185.
IsChangePoint: Marked as a change because one of 6/7/2022 6:20:49 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -35.189569541288144 (T) = (0 -2530643.817431641) / Math.Sqrt((5667369387.444445 / (51)) + (638001409.3626672 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.23779739686116239 = (2044473.3716914502 - 2530643.817431641) / 2044473.3716914502 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Array.ArrayAssign2D

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0467116580128206 > 543.9189886453164.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -294.5061622021587 (T) = (0 -1049985.498588408) / Math.Sqrt((99257957.81959307 / (51)) + (10883039.199299987 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0409761980258596 = (514452.5936186859 - 1049985.498588408) / 514452.5936186859 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Array.ArrayRetrieve2D

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.282134559065934 > 1.8230748126522436.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -21.68618719180991 (T) = (0 -2282192.5001078257) / Math.Sqrt((3829770779.416541 / (51)) + (3990549270.570281 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2947374908093785 = (1762668.1209958321 - 2282192.5001078257) / 1762668.1209958321 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Strings

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteStringsUtf16 - Duration of single invocation 49.98 ms 93.75 ms 1.88 0.09 False
WriteStringsUtf16 - Duration of single invocation 51.94 ms 94.01 ms 1.81 0.09 False
WriteStringsUtf16 - Duration of single invocation 52.20 ms 95.72 ms 1.83 0.08 False
WriteStringsUtf8 - Duration of single invocation 7.20 ms 19.26 ms 2.67 0.01 False
WriteStringsUtf16 - Duration of single invocation 5.30 ms 9.33 ms 1.76 0.02 False
WriteStringsUtf8 - Duration of single invocation 7.32 ms 19.01 ms 2.60 0.01 False
WriteStringsUtf8 - Duration of single invocation 3.80 ms 6.29 ms 1.65 0.00 False
WriteStringsUtf8 - Duration of single invocation 7.62 ms 19.65 ms 2.58 0.01 False
WriteStringsUtf8 - Duration of single invocation 7.54 ms 19.91 ms 2.64 0.02 False
WriteStringsUtf16 - Duration of single invocation 9.40 ms 23.35 ms 2.48 0.01 False
WriteStringsUtf8 - Duration of single invocation 51.87 ms 80.09 ms 1.54 0.04 False
WriteStringsUtf16 - Duration of single invocation 9.42 ms 22.57 ms 2.40 0.01 False
WriteStringsUtf16 - Duration of single invocation 52.59 ms 93.15 ms 1.77 0.15 False
WriteStringsUtf16 - Duration of single invocation 9.54 ms 24.18 ms 2.53 0.03 False
WriteStringsUtf8 - Duration of single invocation 4.20 ms 7.28 ms 1.73 0.00 False
WriteStringsUtf8 - Duration of single invocation 4.22 ms 7.72 ms 1.83 0.01 False
WriteStringsUtf16 - Duration of single invocation 5.56 ms 10.76 ms 1.93 0.01 False
WriteStringsUtf16 - Duration of single invocation 5.11 ms 9.14 ms 1.79 0.00 False
WriteStringsUtf8 - Duration of single invocation 51.51 ms 80.88 ms 1.57 0.05 False
WriteStringsUtf8 - Duration of single invocation 3.98 ms 6.47 ms 1.63 0.01 False
WriteStringsUtf16 - Duration of single invocation 5.37 ms 10.49 ms 1.95 0.03 False
WriteStringsUtf16 - Duration of single invocation 9.53 ms 23.88 ms 2.51 0.03 False
WriteStringsUtf8 - Duration of single invocation 51.24 ms 79.46 ms 1.55 0.06 False
WriteStringsUtf8 - Duration of single invocation 51.48 ms 79.07 ms 1.54 0.02 False

graph
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graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
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graph
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graph
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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Strings*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: False, SkipValidation: False, Escaped: AllEscaped)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 93.75048581666667 > 53.522533268125.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -87.4546397420385 (T) = (0 -93266494.22067308) / Math.Sqrt((2085983442388.0454 / (51)) + (1546826719035.0876 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8309612369743462 = (50938541.09920725 - 93266494.22067308) / 50938541.09920725 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: False, SkipValidation: True, Escaped: AllEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 94.01242961666667 > 54.715953009375.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -125.30883532422793 (T) = (0 -92970960.70929487) / Math.Sqrt((2110943740069.8926 / (51)) + (561318307324.3074 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8187576380418097 = (51117839.32321699 - 92970960.70929487) / 51117839.32321699 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: True, SkipValidation: True, Escaped: AllEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 95.71749893333333 > 54.927926812500004.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -135.16086426024592 (T) = (0 -94398985.31499541) / Math.Sqrt((547043510893.7433 / (51)) + (677067445525.3748 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7925854900221325 = (52660799.63295357 - 94398985.31499541) / 52660799.63295357 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: True, Escaped: OneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.26498472380953 > 7.567003631071428.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -116.07565945910882 (T) = (0 -18824774.87670848) / Math.Sqrt((2462216403.5173445 / (51)) + (79701027019.37843 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.6106070060277995 = (7210880.394192899 - 18824774.87670848) / 7210880.394192899 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: False, SkipValidation: False, Escaped: NoneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.33432521978022 > 5.619700645923914.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -46.77636636342299 (T) = (0 -9457269.333572445) / Math.Sqrt((1004274927.516909 / (51)) + (62863346773.03548 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7825101347872043 = (5305590.778422953 - 9457269.333572445) / 5305590.778422953 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: False, Escaped: OneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.010865219047616 > 7.690389654852941.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -149.5916650497546 (T) = (0 -18876471.552593537) / Math.Sqrt((9996948655.29686 / (51)) + (46348744473.47431 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5861062356741895 = (7299186.434107376 - 18876471.552593537) / 7299186.434107376 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: True, Escaped: NoneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.285712879684418 > 3.960351181692308.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -205.887970895655 (T) = (0 -6315518.745685112) / Math.Sqrt((1243717883.711162 / (51)) + (996567707.2792151 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6608014235391328 = (3802693.4804926133 - 6315518.745685112) / 3802693.4804926133 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: False, Escaped: OneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.649076631868127 > 8.063505860714287.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -94.16854690842771 (T) = (0 -19832838.95718454) / Math.Sqrt((6600279104.134984 / (51)) + (133165168721.03116 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.597191980549534 = (7636262.203839145 - 19832838.95718454) / 7636262.203839145 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: True, Escaped: OneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.907317072222224 > 7.944469677435066.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -77.48111053147711 (T) = (0 -20085452.224725276) / Math.Sqrt((2912831557.8039894 / (51)) + (208532324841.76743 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.655989164830557 = (7562324.609862126 - 20085452.224725276) / 7562324.609862126 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: False, SkipValidation: False, Escaped: OneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.354463127272727 > 9.81821191480769.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -123.99203217989577 (T) = (0 -22931843.141864385) / Math.Sqrt((5327677403.60882 / (51)) + (95784033980.37961 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4643522397658224 = (9305424.270048143 - 22931843.141864385) / 9305424.270048143 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: True, Escaped: AllEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 80.08605382142856 > 54.45819645.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -98.46453410112184 (T) = (0 -80888104.63263507) / Math.Sqrt((1462128405453.9695 / (51)) + (462817359533.02155 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5577800229039332 = (51925241.974696554 - 80888104.63263507) / 51925241.974696554 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: False, SkipValidation: True, Escaped: OneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 22.568135460606058 > 9.617330454038461.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -201.03315685051265 (T) = (0 -22673566.951182153) / Math.Sqrt((6939377368.653657 / (51)) + (34933093304.388985 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4688645864400558 = (9183803.387076803 - 22673566.951182153) / 9183803.387076803 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: True, SkipValidation: False, Escaped: AllEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 93.15434443333334 > 55.43277870156251.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -71.98266939051403 (T) = (0 -94592170.67247024) / Math.Sqrt((3167397165779.5454 / (51)) + (2294909560082.956 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.816656156437328 = (52069386.01852779 - 94592170.67247024) / 52069386.01852779 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: True, SkipValidation: True, Escaped: OneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.175401514285713 > 10.053146701282053.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -107.67656057518653 (T) = (0 -24271601.040714286) / Math.Sqrt((28056265503.108418 / (51)) + (145980614965.1523 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5525843672738928 = (9508638.128437594 - 24271601.040714286) / 9508638.128437594 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: True, Escaped: NoneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.276672875565612 > 4.409574415156779.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -63.31613113625802 (T) = (0 -7414364.861936677) / Math.Sqrt((957248725.4730579 / (51)) + (20083092323.185707 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7527422442035836 = (4230151.288049567 - 7414364.861936677) / 4230151.288049567 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: False, Escaped: NoneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.717168252083333 > 4.422908764719827.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -74.4262743934109 (T) = (0 -7718920.442546177) / Math.Sqrt((923673010.2997284 / (51)) + (17937042002.050125 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8463901862016183 = (4180546.7231308725 - 7718920.442546177) / 4180546.7231308725 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: True, SkipValidation: False, Escaped: NoneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.75690370807453 > 5.913666657558139.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -97.98115315141222 (T) = (0 -10721738.942514068) / Math.Sqrt((2035488641.6270118 / (51)) + (21712792414.806805 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9215210801429381 = (5579818.537154169 - 10721738.942514068) / 5579818.537154169 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: False, SkipValidation: True, Escaped: NoneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.13995888271605 > 5.383085903745568.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -107.80151822460614 (T) = (0 -9187245.451256614) / Math.Sqrt((1084792886.3054748 / (51)) + (11371193518.965578 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8040116503468785 = (5092675.232718189 - 9187245.451256614) / 5092675.232718189 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: True, SkipValidation: False, Escaped: AllEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 80.87552785714286 > 54.1319817735577.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -114.505578956837 (T) = (0 -81071875.11874999) / Math.Sqrt((40277510050.67366 / (51)) + (525636888891.9868 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5728401324435194 = (51544892.22804803 - 81071875.11874999) / 51544892.22804803 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: False, Escaped: NoneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.471237729783039 > 4.167905068029954.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -247.14793027428837 (T) = (0 -6472126.711207537) / Math.Sqrt((589737279.7938644 / (51)) + (735182726.8929561 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6351028057805225 = (3958238.3984217085 - 6472126.711207537) / 3958238.3984217085 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: True, SkipValidation: True, Escaped: NoneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.486695338888891 > 5.644312251250001.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -38.47373036380557 (T) = (0 -10946264.170763656) / Math.Sqrt((545120351.8552155 / (51)) + (168315078262.4839 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0405962852265538 = (5364247.81815594 - 10946264.170763656) / 5364247.81815594 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: True, SkipValidation: False, Escaped: OneEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.883019878571424 > 10.0460284092.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -156.57264923201814 (T) = (0 -24195661.14775641) / Math.Sqrt((12523094114.135632 / (51)) + (67704650194.42912 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5245117465991516 = (9584293.351120722 - 24195661.14775641) / 9584293.351120722 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: False, Escaped: AllEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 79.4550426 > 54.00066497.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -86.59515973276254 (T) = (0 -79552583.30386905) / Math.Sqrt((1157760574275.6719 / (51)) + (655678515737.5303 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5435750708937788 = (51537877.7514239 - 79552583.30386905) / 51537877.7514239 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Strings.WriteStringsUtf8(Formatted: False, SkipValidation: True, Escaped: AllEscaped)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 79.06800820000001 > 54.021911466875.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -75.71542216325129 (T) = (0 -79627778.01845239) / Math.Sqrt((1023752464026.1027 / (51)) + (953538635316.5822 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5500219188480872 = (51372033.55009876 - 79627778.01845239) / 51372033.55009876 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.ReadJson<LargeStructWithProperties>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromUtf8Bytes - Duration of single invocation 905.60 ns 1.43 μs 1.58 0.00 False
DeserializeFromString - Duration of single invocation 992.93 ns 1.57 μs 1.58 0.01 False
DeserializeFromStream - Duration of single invocation 1.29 μs 1.86 μs 1.45 0.01 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;LargeStructWithProperties&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<LargeStructWithProperties>.DeserializeFromUtf8Bytes

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.4310186323118956 > 955.6367696892169.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -56.98633407681365 (T) = (0 -1446.5772227953516) / Math.Sqrt((95.03721240280882 / (51)) + (678.8159442375256 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5793810903950538 = (915.9139814910133 - 1446.5772227953516) / 915.9139814910133 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;LargeStructWithProperties&gt;.DeserializeFromString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.5712358303138358 > 1047.4003778318836.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -163.35992299082423 (T) = (0 -1579.453060910885) / Math.Sqrt((103.23736073826713 / (51)) + (87.12766336160266 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5915901651938893 = (992.3742276445106 - 1579.453060910885) / 992.3742276445106 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;LargeStructWithProperties&gt;.DeserializeFromStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.860422368081894 > 1.3518611670177227.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -38.55116952855074 (T) = (0 -1864.148752275044) / Math.Sqrt((300.87490728546044 / (51)) + (1685.7579866909723 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.43755115049043164 = (1296.7529897208008 - 1864.148752275044) / 1296.7529897208008 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_UInt16

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Parse - Duration of single invocation 11.98 ns 18.17 ns 1.52 0.20 False
TryParse - Duration of single invocation 8.74 ns 16.86 ns 1.93 0.34 False
Parse - Duration of single invocation 12.00 ns 18.25 ns 1.52 0.21 False
TryParse - Duration of single invocation 12.65 ns 18.36 ns 1.45 0.17 False
TryParse - Duration of single invocation 12.50 ns 18.66 ns 1.49 0.15 False
Parse - Duration of single invocation 8.69 ns 17.10 ns 1.97 0.30 False

graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_UInt16*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_UInt16.Parse(value: "12345")

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.170586888784857 > 12.688448607283851.
IsChangePoint: Marked as a change because one of 6/6/2022 5:03:41 AM, 6/19/2022 1:08:59 PM, 6/20/2022 1:54:42 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -68.05702912990257 (T) = (0 -18.416766041025447) / Math.Sqrt((0.19103870926520794 / (51)) + (0.04860465349591284 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5778453151106024 = (11.672098566730849 - 18.416766041025447) / 11.672098566730849 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt16.TryParse(value: "0")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.864802013958105 > 9.184314101343215.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -52.900105980926135 (T) = (0 -16.924582298126545) / Math.Sqrt((0.8302229383000181 / (51)) + (0.055185605496033026 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9078423770951924 = (8.87105900430583 - 16.924582298126545) / 8.87105900430583 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt16.Parse(value: "65535")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.246726840115798 > 12.815109681147225.
IsChangePoint: Marked as a change because one of 6/6/2022 5:03:41 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -8.644300117944983 (T) = (0 -19.442207092346962) / Math.Sqrt((0.22795684492850296 / (51)) + (6.426871122606834 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6656032973403694 = (11.672771735858246 - 19.442207092346962) / 11.672771735858246 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt16.TryParse(value: "65535")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.35584631480305 > 13.257139130327644.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -87.6134776153512 (T) = (0 -18.459406478075504) / Math.Sqrt((0.2247716678054589 / (51)) + (0.011622103587783459 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5706777881348154 = (11.752510042174917 - 18.459406478075504) / 11.752510042174917 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt16.TryParse(value: "12345")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.661206850069522 > 13.21256198372829.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -36.660776316263686 (T) = (0 -18.501756129481997) / Math.Sqrt((0.24567993706751212 / (51)) + (0.22885920543886873 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5680407911533437 = (11.799282412719231 - 18.501756129481997) / 11.799282412719231 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt16.Parse(value: "0")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.10338549116626 > 9.124360323007526.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -54.50021270552799 (T) = (0 -16.822786717935347) / Math.Sqrt((0.34507179135035293 / (51)) + (0.10973575446248617 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8644825913852816 = (9.022764168281281 - 16.822786717935347) / 9.022764168281281 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_DateTime

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ToString - Duration of single invocation 24.80 ns 32.41 ns 1.31 0.02 False
ToString - Duration of single invocation 35.69 ns 58.90 ns 1.65 0.03 False
ToString - Duration of single invocation 172.53 ns 224.58 ns 1.30 0.02 False
ToString - Duration of single invocation 156.57 ns 224.18 ns 1.43 0.02 False
ParseR - Duration of single invocation 31.41 ns 40.23 ns 1.28 0.54 False
ToString - Duration of single invocation 158.66 ns 218.46 ns 1.38 0.02 False
ParseO - Duration of single invocation 34.46 ns 45.96 ns 1.33 0.53 False

graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_DateTime*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_DateTime.ToString(format: "r")

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 32.410798185193485 > 26.26546732834675.
IsChangePoint: Marked as a change because one of 6/1/2022 6:40:18 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.48231354268095 (T) = (0 -31.754344088027104) / Math.Sqrt((0.09500284259567104 / (51)) + (0.18706058307466197 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.26193056888012745 = (25.16330523335115 - 31.754344088027104) / 25.16330523335115 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTime.ToString(format: "o")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 58.895475908111514 > 37.28167286406583.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -96.42091650527918 (T) = (0 -58.23660295678509) / Math.Sqrt((0.30183195039163774 / (51)) + (0.39056477646176535 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6322998489603744 = (35.67763790082838 - 58.23660295678509) / 35.67763790082838 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTime.ToString(format: "G")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 224.58077490997712 > 162.44887459576103.
IsChangePoint: Marked as a change because one of 6/1/2022 7:21:14 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -76.71052425438137 (T) = (0 -226.11417307229635) / Math.Sqrt((8.267999897609485 / (51)) + (5.452645512131817 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4526791089073716 = (155.65321459215275 - 226.11417307229635) / 155.65321459215275 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTime.ToString(format: null)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 224.18403073331203 > 164.42652454970792.
IsChangePoint: Marked as a change because one of 6/1/2022 6:40:18 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -200.3406811356416 (T) = (0 -225.070929667828) / Math.Sqrt((0.8050127806542791 / (51)) + (0.8021760760701115 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.43521172561676874 = (156.82071547395273 - 225.070929667828) / 156.82071547395273 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTime.ParseR

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 40.22511329668345 > 32.217989238637195.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -26.789026029368866 (T) = (0 -40.362636292478456) / Math.Sqrt((5.687222517444208 / (51)) + (0.11472564774720476 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.30797165794531284 = (30.858953286406795 - 40.362636292478456) / 30.858953286406795 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTime.ToString(format: "s")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 218.4638727344842 > 166.95851143620217.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -161.55581860590618 (T) = (0 -218.09986141682487) / Math.Sqrt((1.8668202678238712 / (51)) + (0.7849176567384142 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.37340520902453833 = (158.80226751996258 - 218.09986141682487) / 158.80226751996258 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_DateTime.ParseO

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 45.961263486409585 > 36.41784547745608.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -27.543849165791382 (T) = (0 -45.824781300166784) / Math.Sqrt((7.328793568252965 / (51)) + (0.019746809160936192 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.29836727750520364 = (35.29415912900895 - 45.824781300166784) / 35.29415912900895 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Count - Duration of single invocation 2.16 ms 2.45 ms 1.14 0.01 False
Ctor - Duration of single invocation 1.84 μs 2.04 μs 1.11 0.02 False
Ctor - Duration of single invocation 7.05 μs 7.66 μs 1.09 0.02 False
Ctor - Duration of single invocation 25.25 μs 40.08 μs 1.59 0.01 False
Count - Duration of single invocation 21.39 ms 22.71 ms 1.06 0.01 False
Count - Duration of single invocation 1.25 ms 1.74 ms 1.40 0.11 False
Ctor - Duration of single invocation 29.17 μs 32.96 μs 1.13 0.01 False
Ctor - Duration of single invocation 18.34 μs 24.70 μs 1.35 0.01 False
Count - Duration of single invocation 5.00 ms 9.68 ms 1.93 0.00 False
Ctor - Duration of single invocation 3.13 μs 3.44 μs 1.10 0.04 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas*'

Payloads

Baseline
Compare

Histogram

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Count(Pattern: "[\w]+://[^/\s?#]+[^\s?#]+(?:?[^\s#])?(?:#[^\s])?", Options: None)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.4477471460459186 > 2.278599139824219.
IsChangePoint: Marked as a change because one of 5/11/2022 9:09:01 PM, 5/30/2022 3:57:24 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -30.65365962632851 (T) = (0 -2455803.0899999184) / Math.Sqrt((1000686849.3874083 / (51)) + (362893382.53709126 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.11187830250902253 = (2208697.7364863097 - 2455803.0899999184) / 2208697.7364863097 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "[\w\.+-]+@[\w\.-]+\.[\w\.-]+", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.038668998389678 > 1.919987408756592.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -27.398281042288456 (T) = (0 -2060.2823262917586) / Math.Sqrt((619.2221625152613 / (51)) + (485.23831871868276 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1279835987980739 = (1826.51798172163 - 2060.2823262917586) / 1826.51798172163 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.659323862492228 > 7.366153301050564.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -34.409219687479904 (T) = (0 -7762.436806467969) / Math.Sqrt((4100.493232892565 / (51)) + (3354.215464904858 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.10998664229696767 = (6993.270468917223 - 7762.436806467969) / 6993.270468917223 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "[\w]+://[^/\s?#]+[^\s?#]+(?:\?[^\s#]*)?(?:#[^\s]*)?", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 40.078122705468495 > 25.85602613737076.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -132.3536367304554 (T) = (0 -39784.798451087554) / Math.Sqrt((118168.73212223362 / (51)) + (82819.63570337257 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5986029800645122 = (24887.229003840606 - 39784.798451087554) / 24887.229003840606 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Count(Pattern: "(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 22.7075052 > 22.502730242596154.
IsChangePoint: Marked as a change because one of 5/19/2022 10:26:24 PM, 5/30/2022 9:21:47 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.754291157562477 (T) = (0 -22651206.232532047) / Math.Sqrt((40361059298.77289 / (51)) + (8870086428.077765 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.05214697141028048 = (21528557.17692248 - 22651206.232532047) / 21528557.17692248 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Count(Pattern: "[\w]+://[^/\s?#]+[^\s?#]+(?:\?[^\s#]*)?(?:#[^\s]*)?", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.7427823947649572 > 1.2813788591706732.
IsChangePoint: Marked as a change because one of 5/30/2022 10:25:35 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.56122984533293 (T) = (0 -1718317.2904840126) / Math.Sqrt((847573572.4369104 / (51)) + (674101917.8582343 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.39636047305333844 = (1230568.5556442817 - 1718317.2904840126) / 1230568.5556442817 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 32.957691235735 > 30.647614528894195.
IsChangePoint: Marked as a change because one of 6/22/2022 6:53:40 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -34.77661914033255 (T) = (0 -32705.50906513051) / Math.Sqrt((108076.88146426364 / (51)) + (58252.9458085167 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.11494841810640515 = (29333.65215287409 - 32705.50906513051) / 29333.65215287409 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "[\w\.+-]+@[\w\.-]+\.[\w\.-]+", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.697118398396707 > 19.05109212208701.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -117.37772450477833 (T) = (0 -24859.885657821236) / Math.Sqrt((30184.49335955464 / (51)) + (21005.100296116758 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3657868775495757 = (18201.877662218838 - 24859.885657821236) / 18201.877662218838 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Count(Pattern: "(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.675729080528846 > 5.235192747695313.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -246.20352112076637 (T) = (0 -9630705.242413575) / Math.Sqrt((401613133.45330024 / (51)) + (2778414961.8510237 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9297220197509438 = (4990721.535973635 - 9630705.242413575) / 4990721.535973635 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "[\w]+://[^/\s?#]+[^\s?#]+(?:\?[^\s#]*)?(?:#[^\s]*)?", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.437409282493049 > 3.281665630872583.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -17.068938240092294 (T) = (0 -3504.7534010903073) / Math.Sqrt((2315.9288917121225 / (51)) + (3450.456071996209 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1189885512560555 = (3132.072617862131 - 3504.7534010903073) / 3132.072617862131 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

@performanceautofiler
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performanceautofiler bot commented Jul 5, 2022 •
edited
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Memory.MemoryMarshal<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Read - Duration of single invocation 1.05 ns 2.97 ns 2.82 0.28 False
CastToInt - Duration of single invocation 0.01 ns 9.68 ns 746.75 0.19 False
GetReference - Duration of single invocation 0.00 ns 5.57 ns ∞ 0.05 False
AsBytes - Duration of single invocation 0.23 ns 11.00 ns 47.70 0.08 False
CastToByte - Duration of single invocation 0.24 ns 9.92 ns 41.10 0.20 False

graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.MemoryMarshal&lt;Int32&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.MemoryMarshal<Int32>.Read

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.967516162378205 > 1.1114751342943912.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -9.412245199707003 (T) = (0 -3.0039423936120615) / Math.Sqrt((1.2887185500490321 / (51)) + (0.035605640359285685 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1746776552650007 = (1.3813276585333787 - 3.0039423936120615) / 1.3813276585333787 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.MemoryMarshal&lt;Int32&gt;.CastToInt

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.678494579154806 > 0.0135808594966439.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1368.4281601031767 (T) = (0 -9.67966034566052) / Math.Sqrt((0.0009952847958865187 / (51)) + (0.0002427055049365415 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -549.2701699035708 = (0.017590741557654818 - 9.67966034566052) / 0.017590741557654818 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.MemoryMarshal&lt;Int32&gt;.GetReference

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.572561048607777 > 0.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -8570.915625782634 (T) = (0 -5.5696557750022935) / Math.Sqrt((0 / (51)) + (3.378253671240505E-06 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -∞ = (0 - 5.5696557750022935) / 0 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.MemoryMarshal&lt;Int32&gt;.AsBytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.99944534330472 > 0.2426390789619083.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -3966.6544578718176 (T) = (0 -10.989691647710725) / Math.Sqrt((2.199474171664312E-07 / (51)) + (5.88182888217785E-05 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -46.59200756274209 = (0.2309146474483695 - 10.989691647710725) / 0.2309146474483695 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.MemoryMarshal&lt;Int32&gt;.CastToByte

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.916801455616184 > 0.2535358936195563.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1731.6846042420407 (T) = (0 -9.913914601093834) / Math.Sqrt((0.0013861500242949396 / (51)) + (3.1805776744060596E-05 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -38.94196865233557 = (0.2482079610894224 - 9.913914601093834) / 0.2482079610894224 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.IO.Tests.Perf_FileInfo

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ctor_str - Duration of single invocation 90.99 ns 143.41 ns 1.58 0.00 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.IO.Tests.Perf_FileInfo*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.Perf_FileInfo.ctor_str

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 143.41466774640503 > 95.73468615171537.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -363.10267771618254 (T) = (0 -143.55354756388243) / Math.Sqrt((0.18452396342391175 / (51)) + (0.1385689966838121 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5773183276052403 = (91.01114534174738 - 143.55354756388243) / 91.01114534174738 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<IndexViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToString - Duration of single invocation 14.17 μs 25.44 μs 1.80 0.01 False
SerializeToUtf8Bytes - Duration of single invocation 12.73 μs 24.26 μs 1.91 0.01 False
SerializeToStream - Duration of single invocation 12.63 μs 25.03 μs 1.98 0.02 False
SerializeObjectProperty - Duration of single invocation 14.23 μs 25.72 μs 1.81 0.00 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;IndexViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<IndexViewModel>.SerializeToString

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 25.43774565204746 > 14.72115014519849.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -105.77400662315797 (T) = (0 -25644.213969924982) / Math.Sqrt((32393.894486699708 / (51)) + (91916.37400479146 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.832096826177429 = (13997.193599985787 - 25644.213969924982) / 13997.193599985787 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;IndexViewModel&gt;.SerializeToUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.2600917535854 > 13.389881579961738.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -76.92298729434744 (T) = (0 -24319.47793367701) / Math.Sqrt((34248.999123005604 / (51)) + (172082.67017186998 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8906700216177141 = (12862.888635039833 - 24319.47793367701) / 12862.888635039833 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;IndexViewModel&gt;.SerializeToStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 25.034596805617852 > 13.353542715187846.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -72.65564804012101 (T) = (0 -24667.21088999703) / Math.Sqrt((19573.350219301832 / (51)) + (216163.1406564458 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9515749656050206 = (12639.643018965344 - 24667.21088999703) / 12639.643018965344 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;IndexViewModel&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 25.716396649940968 > 14.859044294429932.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -93.35682386373243 (T) = (0 -25762.552178686205) / Math.Sqrt((22315.62723692319 / (51)) + (120075.77957948005 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8194410646960669 = (14159.596965560286 - 25762.552178686205) / 14159.596965560286 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<Hashtable>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToString - Duration of single invocation 10.74 μs 18.17 μs 1.69 0.03 False
SerializeToStream - Duration of single invocation 10.01 μs 17.50 μs 1.75 0.04 False
SerializeToUtf8Bytes - Duration of single invocation 10.05 μs 17.72 μs 1.76 0.02 False
SerializeObjectProperty - Duration of single invocation 11.29 μs 18.39 μs 1.63 0.05 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;Hashtable&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<Hashtable>.SerializeToString

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.170532410092804 > 11.116310402832474.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -178.92266767536475 (T) = (0 -18204.725781114717) / Math.Sqrt((32657.404054822706 / (51)) + (9300.92457556327 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.71622113634028 = (10607.447604295916 - 18204.725781114717) / 10607.447604295916 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Hashtable&gt;.SerializeToStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.496666584367947 > 10.622308036492655.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -94.56336301983785 (T) = (0 -17640.21235731164) / Math.Sqrt((17072.981153218356 / (51)) + (48917.52169093424 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7559489826921267 = (10045.970885934632 - 17640.21235731164) / 10045.970885934632 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Hashtable&gt;.SerializeToUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.717765597380687 > 10.562140418616732.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -71.29907164920733 (T) = (0 -17854.452176971477) / Math.Sqrt((27035.842284243143 / (51)) + (90826.76601889226 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7709150824107746 = (10082.04874096274 - 17854.452176971477) / 10082.04874096274 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Hashtable&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.38748024801768 > 11.405914471804236.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -74.67520762222142 (T) = (0 -18663.26176288251) / Math.Sqrt((100660.73763492885 / (51)) + (71093.96906452595 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7152022185530202 = (10881.08536766424 - 18663.26176288251) / 10881.08536766424 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_Decimal

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Parse - Duration of single invocation 61.92 ns 72.55 ns 1.17 0.07 False
TryParse - Duration of single invocation 59.26 ns 68.05 ns 1.15 0.06 False
ToString - Duration of single invocation 59.95 ns 70.46 ns 1.18 0.04 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Decimal*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Decimal.Parse(value: "123456.789")

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 72.55128742237856 > 65.12961136986563.
IsChangePoint: Marked as a change because one of 5/31/2022 12:36:20 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.964466399802586 (T) = (0 -71.06723468687521) / Math.Sqrt((0.6444349315127702 / (51)) + (0.953026057227137 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.15289712350266757 = (61.64230375643814 - 71.06723468687521) / 61.64230375643814 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Decimal.TryParse(value: "123456.789")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 68.04710355290194 > 62.2073711647363.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -20.430721478681914 (T) = (0 -68.38921649009049) / Math.Sqrt((0.9729245612301473 / (51)) + (1.6481247303036144 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.165141090451579 = (58.69608157376423 - 68.38921649009049) / 58.69608157376423 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Decimal.ToString(value: 123456.789)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 70.4563671575305 > 58.74590260404639.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.32871172770804 (T) = (0 -70.8204117063713) / Math.Sqrt((1.0820405533940656 / (51)) + (0.6328176443159911 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2757400749464778 = (55.51319825815027 - 70.8204117063713) / 55.51319825815027 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<LargeStructWithProperties>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToString - Duration of single invocation 598.18 ns 1.19 μs 1.99 0.02 False
SerializeToStream - Duration of single invocation 713.29 ns 1.19 μs 1.66 0.03 False
SerializeToUtf8Bytes - Duration of single invocation 560.75 ns 1.07 μs 1.91 0.02 False
SerializeObjectProperty - Duration of single invocation 795.32 ns 1.36 μs 1.71 0.02 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;LargeStructWithProperties&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<LargeStructWithProperties>.SerializeToString

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.1909487429752315 > 629.1838759222064.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -33.891326549023375 (T) = (0 -1138.3243755328674) / Math.Sqrt((56.52401914789633 / (51)) + (1991.5786708196777 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8896618264707353 = (602.3958147362704 - 1138.3243755328674) / 602.3958147362704 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;LargeStructWithProperties&gt;.SerializeToStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.1850180054779436 > 718.7702294776425.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -64.13985537302632 (T) = (0 -1183.2425744571842) / Math.Sqrt((113.52056443943052 / (51)) + (466.6259281394826 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7295620541094152 = (684.1284310359472 - 1183.2425744571842) / 684.1284310359472 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;LargeStructWithProperties&gt;.SerializeToUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0691540262861712 > 590.8402011077732.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -208.540126738431 (T) = (0 -1070.2053441112625) / Math.Sqrt((64.71137130144058 / (51)) + (37.047537259025034 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8986312378778886 = (563.6720405524547 - 1070.2053441112625) / 563.6720405524547 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;LargeStructWithProperties&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.3561656455191744 > 821.5539288725174.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -59.59961915786999 (T) = (0 -1402.3796785724091) / Math.Sqrt((81.92044637168446 / (51)) + (846.7374940929333 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7874140509409788 = (784.5857974732438 - 1402.3796785724091) / 784.5857974732438 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.TryGetValueTrue<String, String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SortedList - Duration of single invocation 199.03 μs 259.88 μs 1.31 0.25 False
SortedDictionary - Duration of single invocation 216.53 μs 270.65 μs 1.25 0.26 False
ImmutableSortedDictionary - Duration of single invocation 202.55 μs 259.62 μs 1.28 0.28 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.TryGetValueTrue&lt;String, String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.TryGetValueTrue<String, String>.SortedList(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 259.8779870833333 > 211.2324585196314.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.84963989036749 (T) = (0 -267703.8771839654) / Math.Sqrt((33258812.937694833 / (51)) + (13449482.500706498 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.31370549877562326 = (203777.6940368036 - 267703.8771839654) / 203777.6940368036 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.TryGetValueTrue&lt;String, String&gt;.SortedDictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 270.654457311008 > 226.4940526197418.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -38.48179561226477 (T) = (0 -278122.5865559704) / Math.Sqrt((49093979.29026597 / (51)) + (14878991.594076153 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.30285268925223424 = (213472.0132600697 - 278122.5865559704) / 213472.0132600697 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.TryGetValueTrue&lt;String, String&gt;.ImmutableSortedDictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 259.6212411727617 > 212.2976680104623.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -21.345249345646334 (T) = (0 -268330.5432075693) / Math.Sqrt((49515108.58018309 / (51)) + (73170141.67484584 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3387295799610886 = (200436.70299372077 - 268330.5432075693) / 200436.70299372077 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
edited
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<LoginViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToUtf8Bytes - Duration of single invocation 256.18 ns 476.52 ns 1.86 0.05 False
SerializeToString - Duration of single invocation 289.09 ns 507.47 ns 1.76 0.06 False
SerializeToStream - Duration of single invocation 386.61 ns 607.77 ns 1.57 0.08 False
SerializeObjectProperty - Duration of single invocation 461.50 ns 719.64 ns 1.56 0.04 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<LoginViewModel>.SerializeToUtf8Bytes

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 476.51539280935276 > 271.5646957088824.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -67.15013395298203 (T) = (0 -462.58926815700966) / Math.Sqrt((17.422206786516846 / (51)) + (71.72504401697248 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7948658451478956 = (257.72916087714214 - 462.58926815700966) / 257.72916087714214 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeToString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 507.4670107496534 > 313.3495150291893.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -84.90560793871073 (T) = (0 -506.30984929530933) / Math.Sqrt((25.456103034474395 / (51)) + (48.35313017180501 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.751193760374214 = (289.1226891918091 - 506.30984929530933) / 289.1226891918091 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeToStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 607.7701156470234 > 409.7359048396534.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -46.569959196643595 (T) = (0 -601.2838771565898) / Math.Sqrt((61.604249061861665 / (51)) + (154.39696841843121 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5402109219077795 = (390.3906072889099 - 601.2838771565898) / 390.3906072889099 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 719.643407581308 > 483.8787626523807.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -67.39927031330504 (T) = (0 -702.899224298541) / Math.Sqrt((76.16921574365101 / (51)) + (93.22746905578252 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5329803276537196 = (458.5180981248161 - 702.899224298541) / 458.5180981248161 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Json_ToStream<IndexViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
JsonNet_ - Duration of single invocation 28.80 μs 34.81 μs 1.21 0.01 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Json_ToStream&lt;IndexViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Json_ToStream<IndexViewModel>.JsonNet_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 34.80694180559118 > 30.161846770516355.
IsChangePoint: Marked as a change because one of 5/30/2022 10:25:35 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -7.390010780641506 (T) = (0 -31826.32262825333) / Math.Sqrt((69344.4167674573 / (51)) + (1495074.3866705936 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.11203038486043203 = (28620.011702510958 - 31826.32262825333) / 28620.011702510958 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.ReadJson<BinaryData>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromUtf8Bytes - Duration of single invocation 414.55 ns 509.53 ns 1.23 0.01 False
DeserializeFromStream - Duration of single invocation 745.74 ns 888.28 ns 1.19 0.03 False
DeserializeFromString - Duration of single invocation 515.68 ns 679.32 ns 1.32 0.02 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;BinaryData&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<BinaryData>.DeserializeFromUtf8Bytes

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 509.52593941529284 > 422.7725250325629.
IsChangePoint: Marked as a change because one of 6/10/2022 11:27:32 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -49.412044301673596 (T) = (0 -512.1970704118716) / Math.Sqrt((32.21796823045043 / (51)) + (31.13000906800105 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.25812619412771354 = (407.1110456189087 - 512.1970704118716) / 407.1110456189087 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;BinaryData&gt;.DeserializeFromStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 888.2822349258587 > 781.04672392943.
IsChangePoint: Marked as a change because one of 6/10/2022 11:27:32 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -18.295074563424144 (T) = (0 -878.1568499097976) / Math.Sqrt((1977.882694473439 / (51)) + (86.03167141817583 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.17182446406799465 = (749.39282873586 - 878.1568499097976) / 749.39282873586 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;BinaryData&gt;.DeserializeFromString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 679.3210044396492 > 552.4198836822544.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -38.351087867182635 (T) = (0 -666.8802318784558) / Math.Sqrt((89.10687180601718 / (51)) + (87.1934888775907 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.25708563865823586 = (530.4970571378556 - 666.8802318784558) / 530.4970571378556 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Memory.Constructors_ValueTypesOnly<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadOnlyFromPointerLength - Duration of single invocation 0.01 ns 3.19 ns 235.02 0.18 False
SpanFromPointerLength - Duration of single invocation 0.01 ns 3.41 ns 257.71 0.16 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.Constructors_ValueTypesOnly&lt;Int32&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.Constructors_ValueTypesOnly<Int32>.ReadOnlyFromPointerLength

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.191951070373013 > 0.0140918833315837.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -90.78751963140284 (T) = (0 -3.245639744388547) / Math.Sqrt((4.3651634491055064E-06 / (51)) + (0.010138590715636745 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -238.68951969580584 = (0.01354101651381189 - 3.245639744388547) / 0.01354101651381189 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors_ValueTypesOnly&lt;Int32&gt;.SpanFromPointerLength

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.408532281329116 > 0.013876669585356063.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -80.19772215547292 (T) = (0 -3.29900889646721) / Math.Sqrt((1.8876081219987874E-07 / (51)) + (0.013428414893540574 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -247.16018393399085 = (0.013293868678565805 - 3.29900889646721) / 0.013293868678565805 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.ReadJson<SimpleStructWithProperties>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromStream - Duration of single invocation 506.52 ns 637.09 ns 1.26 0.01 False
DeserializeFromUtf8Bytes - Duration of single invocation 244.38 ns 353.18 ns 1.45 0.05 False
DeserializeFromString - Duration of single invocation 296.22 ns 424.04 ns 1.43 0.05 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;SimpleStructWithProperties&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<SimpleStructWithProperties>.DeserializeFromStream

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 637.0889121224095 > 531.2552592941412.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -55.63215614543422 (T) = (0 -636.2455261144526) / Math.Sqrt((88.24983054797764 / (51)) + (34.36748873979168 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2733148484757492 = (499.6765151023605 - 636.2455261144526) / 499.6765151023605 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;SimpleStructWithProperties&gt;.DeserializeFromUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 353.18082429552334 > 254.20304269020335.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -78.4496992091342 (T) = (0 -354.3326742459011) / Math.Sqrt((22.014775591622165 / (51)) + (13.375982965335046 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4730152018395115 = (240.54923113041062 - 354.3326742459011) / 240.54923113041062 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;SimpleStructWithProperties&gt;.DeserializeFromString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 424.039558455011 > 302.5671097552942.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -129.0578072224616 (T) = (0 -423.56809349426635) / Math.Sqrt((20.70069257617333 / (51)) + (5.806298901531911 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4795814463924481 = (286.2756183696548 - 423.56809349426635) / 286.2756183696548 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.ReadJson<ImmutableDictionary<String, String>>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromStream - Duration of single invocation 40.78 μs 45.22 μs 1.11 0.01 False
DeserializeFromString - Duration of single invocation 38.79 μs 43.15 μs 1.11 0.00 False
DeserializeFromUtf8Bytes - Duration of single invocation 38.02 μs 42.75 μs 1.12 0.01 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;ImmutableDictionary&lt;String, String&gt;&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<ImmutableDictionary<String, String>>.DeserializeFromStream

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 45.21833127855067 > 42.550513788256126.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.3655033980285 (T) = (0 -45335.59689020687) / Math.Sqrt((358182.44823843346 / (51)) + (59219.862305436305 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.12307686454506181 = (40367.31440333917 - 45335.59689020687) / 40367.31440333917 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;ImmutableDictionary&lt;String, String&gt;&gt;.DeserializeFromString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 43.15092461403033 > 39.71413019297878.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -55.21226011266234 (T) = (0 -43536.28781272794) / Math.Sqrt((137496.9596480798 / (51)) + (57662.52198150287 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.14443671007675907 = (38041.67362807498 - 43536.28781272794) / 38041.67362807498 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;ImmutableDictionary&lt;String, String&gt;&gt;.DeserializeFromUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 42.753505788854014 > 39.55765237722864.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.71892777165957 (T) = (0 -43236.49675418556) / Math.Sqrt((186820.63358372255 / (51)) + (339860.38575484726 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.14650170345061972 = (37711.67249386278 - 43236.49675418556) / 37711.67249386278 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.ReadJson<Dictionary<String, String>>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromUtf8Bytes - Duration of single invocation 16.77 μs 21.98 μs 1.31 0.01 False
DeserializeFromStream - Duration of single invocation 18.77 μs 23.77 μs 1.27 0.02 False
DeserializeFromString - Duration of single invocation 17.49 μs 22.72 μs 1.30 0.02 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;Dictionary&lt;String, String&gt;&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<Dictionary<String, String>>.DeserializeFromUtf8Bytes

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 21.980293252230442 > 17.53889101878998.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -73.03104127232977 (T) = (0 -22158.383003280615) / Math.Sqrt((41457.061197622585 / (51)) + (34939.1867303293 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.31098913568389785 = (16902.034044486074 - 22158.383003280615) / 16902.034044486074 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;Dictionary&lt;String, String&gt;&gt;.DeserializeFromStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.771457901686706 > 19.796148066682736.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -47.03410236684298 (T) = (0 -24170.357268492953) / Math.Sqrt((32715.102960551856 / (51)) + (89169.65509834811 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2678657754052837 = (19063.813959933337 - 24170.357268492953) / 19063.813959933337 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;Dictionary&lt;String, String&gt;&gt;.DeserializeFromString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 22.720521134393064 > 17.99573487773216.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -83.54883854646934 (T) = (0 -22634.0757021641) / Math.Sqrt((31682.720186816376 / (51)) + (27887.223563193136 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.30986596872210775 = (17279.6883365446 - 22634.0757021641) / 17279.6883365446 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_Version

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
TryFormatL - Duration of single invocation 45.61 ns 102.23 ns 2.24 0.02 False
ToStringL - Duration of single invocation 58.69 ns 123.46 ns 2.10 0.03 False
TryParse3 - Duration of single invocation 36.16 ns 97.01 ns 2.68 0.03 False
TryFormat4 - Duration of single invocation 16.80 ns 76.28 ns 4.54 0.02 False
ToString2 - Duration of single invocation 18.81 ns 57.45 ns 3.05 0.05 False
Parse3 - Duration of single invocation 25.61 ns 89.68 ns 3.50 0.03 False
TryFormat2 - Duration of single invocation 8.85 ns 41.76 ns 4.72 0.05 False
TryParse4 - Duration of single invocation 46.90 ns 125.65 ns 2.68 0.02 False
ToString3 - Duration of single invocation 23.96 ns 75.06 ns 3.13 0.02 False
TryFormat3 - Duration of single invocation 12.75 ns 61.08 ns 4.79 0.03 False
ToString4 - Duration of single invocation 26.02 ns 93.41 ns 3.59 0.05 False
TryParse2 - Duration of single invocation 25.58 ns 71.60 ns 2.80 0.06 False
Parse4 - Duration of single invocation 37.21 ns 123.95 ns 3.33 0.03 False
Parse2 - Duration of single invocation 19.56 ns 69.93 ns 3.57 0.07 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Version*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Version.TryFormatL

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 102.23278914123323 > 47.90681951479143.
IsChangePoint: Marked as a change because one of 5/5/2022 12:13:02 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -205.6199414558354 (T) = (0 -102.74800998939457) / Math.Sqrt((0.5013196836196746 / (51)) + (0.5286604008632311 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2290391677036583 = (46.095201680661766 - 102.74800998939457) / 46.095201680661766 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.ToStringL

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 123.45843838443618 > 61.71006847662036.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -442.4529801286221 (T) = (0 -122.9646184177211) / Math.Sqrt((0.10945226590619907 / (51)) + (0.1500260128006219 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.084114624564624 = (59.000890338941254 - 122.9646184177211) / 59.000890338941254 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.TryParse3

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 97.00587589281803 > 37.93208871014784.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -229.30186497264154 (T) = (0 -97.34205723718638) / Math.Sqrt((0.06761652297995897 / (51)) + (0.5572276989762198 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.6851795662701872 = (36.251600622895424 - 97.34205723718638) / 36.251600622895424 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.TryFormat4

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 76.2830803478709 > 17.56053753922125.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -162.17543663596894 (T) = (0 -77.5771897013846) / Math.Sqrt((0.44269921816161006 / (51)) + (1.0994568251742762 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.977307152286827 = (15.586176887986852 - 77.5771897013846) / 15.586176887986852 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.ToString2

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 57.447822545175065 > 19.75149083935706.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -337.0625638569377 (T) = (0 -57.283506823972125) / Math.Sqrt((0.3509612417038786 / (51)) + (0.05494868786180688 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.225575136949987 = (17.759160581246853 - 57.283506823972125) / 17.759160581246853 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.Parse3

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 89.6774341987557 > 26.7858393651883.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -109.26745724601972 (T) = (0 -90.44004341096883) / Math.Sqrt((0.08851924502069872 / (51)) + (2.798434504048836 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.525311099841446 = (25.654485760146514 - 90.44004341096883) / 25.654485760146514 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.TryFormat2

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 41.75861754919429 > 9.647646926494518.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -392.60092302014095 (T) = (0 -41.86266186563993) / Math.Sqrt((0.20952736740654257 / (51)) + (0.025101179161518154 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.958234411884889 = (8.443058231634858 - 41.86266186563993) / 8.443058231634858 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.TryParse4

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 125.64549917817158 > 49.266787309900934.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -101.95838849030703 (T) = (0 -127.06204907214811) / Math.Sqrt((0.2756623777216463 / (51)) + (4.9248886119618716 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.719989627357711 = (46.71416677260657 - 127.06204907214811) / 46.71416677260657 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.ToString3

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 75.0561373633854 > 25.134599427449537.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -17.665068255151823 (T) = (0 -78.5897332170305) / Math.Sqrt((0.6816772010808546 / (51)) + (80.45368671254207 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.4878402015035572 = (22.532492510164776 - 78.5897332170305) / 22.532492510164776 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.TryFormat3

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 61.08444342118415 > 13.386613752075071.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -189.45289630721788 (T) = (0 -60.357343137326964) / Math.Sqrt((0.11551621829134097 / (51)) + (0.49383539457391745 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.8553075452224235 = (12.431209058367068 - 60.357343137326964) / 12.431209058367068 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.ToString4

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 93.40774284099524 > 27.535509204630316.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -262.4176662508795 (T) = (0 -93.2182428653627) / Math.Sqrt((0.45828224410276236 / (51)) + (0.45971119298503244 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.645242771305968 = (25.57257464417541 - 93.2182428653627) / 25.57257464417541 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.TryParse2

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 71.60308401260504 > 26.803340923943132.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -62.03834026913786 (T) = (0 -72.19673629809536) / Math.Sqrt((0.08183803546843003 / (51)) + (4.50049738372416 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.8202848871749346 = (25.599093420102843 - 72.19673629809536) / 25.599093420102843 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.Parse4

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 123.9460978835979 > 38.30538526671684.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -167.46298374156686 (T) = (0 -124.76315869489672) / Math.Sqrt((0.20663723320264846 / (51)) + (2.1995136589305053 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.4360649014350533 = (36.309895847074976 - 124.76315869489672) / 36.309895847074976 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Version.Parse2

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 69.93218547936324 > 20.533543065283062.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -84.2007027452463 (T) = (0 -70.20984549809042) / Math.Sqrt((0.10418573378173043 / (51)) + (2.8758415308541427 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.5853053192408604 = (19.582668488874024 - 70.20984549809042) / 19.582668488874024 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Binary_ToStream<CollectionsOfPrimitives>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
BinaryFormatter_ - Duration of single invocation 825.75 μs 981.88 μs 1.19 0.06 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Binary_ToStream&lt;CollectionsOfPrimitives&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Binary_ToStream<CollectionsOfPrimitives>.BinaryFormatter_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 981.8806561679789 > 876.9858376351405.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -40.779674000214754 (T) = (0 -986566.676788691) / Math.Sqrt((191425395.32880965 / (51)) + (74151558.42993273 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.17531393620123917 = (839406.941754981 - 986566.676788691) / 839406.941754981 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Deep

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteDeepUtf8 - Duration of single invocation 3.28 ms 9.82 ms 2.99 0.02 False
WriteDeepUtf16 - Duration of single invocation 2.94 ms 9.79 ms 3.34 0.00 False
WriteDeepUtf16 - Duration of single invocation 3.22 ms 10.05 ms 3.12 0.01 False
WriteDeepUtf16 - Duration of single invocation 22.55 ms 36.29 ms 1.61 0.00 False
WriteDeepUtf8 - Duration of single invocation 2.94 ms 9.57 ms 3.25 0.06 False
WriteDeepUtf8 - Duration of single invocation 22.60 ms 35.93 ms 1.59 0.00 False
WriteDeepUtf16 - Duration of single invocation 22.70 ms 36.37 ms 1.60 0.00 False
WriteDeepUtf8 - Duration of single invocation 22.43 ms 36.06 ms 1.61 0.00 False

graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Deep*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Deep.WriteDeepUtf8(Formatted: False, SkipValidation: False)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.81764282 > 3.412493047697368.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -109.37215481825824 (T) = (0 -9935896.467694137) / Math.Sqrt((3399107380.5814924 / (51)) + (28903533158.562035 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.009580919799075 = (3301421.936299847 - 9935896.467694137) / 3301421.936299847 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Deep.WriteDeepUtf16(Formatted: False, SkipValidation: True)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.791581392307693 > 3.083471287916667.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -157.78274752064516 (T) = (0 -9689377.918681882) / Math.Sqrt((939842244.711054 / (51)) + (14381951321.433989 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.2676779611068447 = (2965218.1255339636 - 9689377.918681882) / 2965218.1255339636 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Deep.WriteDeepUtf16(Formatted: False, SkipValidation: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.053937782857144 > 3.361857632666084.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -146.65884900147478 (T) = (0 -9893720.46814881) / Math.Sqrt((3214644940.153586 / (51)) + (16119247097.75885 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.083727708878442 = (3208363.8382414696 - 9893720.46814881) / 3208363.8382414696 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Deep.WriteDeepUtf16(Formatted: True, SkipValidation: True)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 36.28738718888889 > 23.515850499166667.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -116.22596220880489 (T) = (0 -36118886.758405834) / Math.Sqrt((10986999116.717995 / (51)) + (109431817393.97441 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6110978238017991 = (22418804.261788428 - 36118886.758405834) / 22418804.261788428 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Deep.WriteDeepUtf8(Formatted: False, SkipValidation: True)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.566640158974359 > 3.0936267360859726.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -60.599939509453606 (T) = (0 -9693850.321178501) / Math.Sqrt((8641536392.301952 / (51)) + (93596506502.9887 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.135350000579698 = (3091792.0868120613 - 9693850.321178501) / 3091792.0868120613 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Deep.WriteDeepUtf8(Formatted: True, SkipValidation: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 35.92866236904762 > 23.70524804875.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -198.75058294001644 (T) = (0 -35988075.23015873) / Math.Sqrt((13033182452.595465 / (51)) + (34000553357.386967 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5890770699625433 = (22647155.32708997 - 35988075.23015873) / 22647155.32708997 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Deep.WriteDeepUtf16(Formatted: True, SkipValidation: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 36.37388751282052 > 23.76975125166667.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -141.89039955936704 (T) = (0 -36179550.67363782) / Math.Sqrt((13227100100.834282 / (51)) + (71473477677.17834 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6026605539881421 = (22574680.947632227 - 36179550.67363782) / 22574680.947632227 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Deep.WriteDeepUtf8(Formatted: True, SkipValidation: True)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 36.06087026666667 > 23.52540478750001.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -167.73689567773326 (T) = (0 -35980114.23888889) / Math.Sqrt((8756196445.057549 / (51)) + (50693554524.87927 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6028194720807931 = (22448014.181022655 - 35980114.23888889) / 22448014.181022655 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

@performanceautofiler
Copy link
Author

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Buffers.Text.Tests.Utf8ParserTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
TryParseUInt32 - Duration of single invocation 3.83 ns 11.54 ns 3.01 0.04 False
TryParseUInt32 - Duration of single invocation 1.94 ns 8.21 ns 4.23 0.08 False
TryParseDouble - Duration of single invocation 63.90 ns 101.69 ns 1.59 0.03 False
TryParseBool - Duration of single invocation 1.48 ns 14.42 ns 9.77 0.05 False
TryParseInt64 - Duration of single invocation 15.86 ns 19.92 ns 1.26 0.01 False
TryParseSByte - Duration of single invocation 3.85 ns 10.61 ns 2.76 0.04 False
TryParseInt64 - Duration of single invocation 4.90 ns 10.43 ns 2.13 0.09 False
TryParseUInt64Hex - Duration of single invocation 2.73 ns 13.60 ns 4.99 0.05 False
TryParseUInt32Hex - Duration of single invocation 5.59 ns 15.59 ns 2.79 0.03 False
TryParseUInt64 - Duration of single invocation 15.39 ns 19.76 ns 1.28 0.03 False
TryParseUInt32Hex - Duration of single invocation 3.65 ns 13.81 ns 3.79 0.01 False
TryParseInt16 - Duration of single invocation 2.73 ns 8.63 ns 3.16 0.06 False
TryParseSingle - Duration of single invocation 52.83 ns 90.12 ns 1.71 0.01 False
TryParseByte - Duration of single invocation 2.10 ns 8.20 ns 3.91 0.02 False
TryParseInt32 - Duration of single invocation 7.07 ns 16.48 ns 2.33 0.05 False
TryParseUInt64Hex - Duration of single invocation 4.05 ns 15.58 ns 3.85 0.03 False
TryParseInt32 - Duration of single invocation 6.89 ns 16.51 ns 2.40 0.03 False
TryParseDouble - Duration of single invocation 63.60 ns 101.20 ns 1.59 0.03 False
TryParseInt32 - Duration of single invocation 4.07 ns 12.41 ns 3.05 0.03 False
TryParseDecimal - Duration of single invocation 35.93 ns 63.11 ns 1.76 0.01 False
TryParseInt16 - Duration of single invocation 4.82 ns 12.36 ns 2.56 0.03 False
TryParseUInt16 - Duration of single invocation 3.83 ns 11.68 ns 3.05 0.02 False
TryParseUInt32 - Duration of single invocation 6.22 ns 15.68 ns 2.52 0.03 False
TryParseUInt16 - Duration of single invocation 1.89 ns 8.21 ns 4.35 0.04 False
TryParseUInt32Hex - Duration of single invocation 6.98 ns 19.48 ns 2.79 0.08 False
TryParseUInt16 - Duration of single invocation 3.83 ns 11.55 ns 3.02 0.02 False
TryParseDateTimeOffset - Duration of single invocation 8.35 ns 13.90 ns 1.66 0.11 False
TryParseBool - Duration of single invocation 1.48 ns 14.40 ns 9.76 0.10 False
TryParseInt32 - Duration of single invocation 2.80 ns 8.91 ns 3.18 0.06 False
TryParseInt16 - Duration of single invocation 4.70 ns 12.35 ns 2.63 0.02 False
TryParseBool - Duration of single invocation 1.91 ns 14.29 ns 7.48 0.01 False
TryParseSingle - Duration of single invocation 24.56 ns 42.21 ns 1.72 0.00 False
TryParseBool - Duration of single invocation 1.90 ns 14.72 ns 7.74 0.04 False
TryParseUInt64Hex - Duration of single invocation 10.34 ns 24.16 ns 2.34 0.04 False
TryParseDouble - Duration of single invocation 24.31 ns 41.92 ns 1.72 0.01 False
TryParseUInt64 - Duration of single invocation 4.39 ns 10.34 ns 2.36 0.05 False
TryParseInt64 - Duration of single invocation 14.64 ns 19.51 ns 1.33 0.00 False
TryParseSByte - Duration of single invocation 3.77 ns 10.54 ns 2.80 0.02 False
TryParseByte - Duration of single invocation 3.03 ns 9.97 ns 3.29 0.03 False
TryParseBool - Duration of single invocation 1.91 ns 14.32 ns 7.51 0.04 False
TryParseSingle - Duration of single invocation 52.50 ns 89.56 ns 1.71 0.01 False
TryParseUInt64 - Duration of single invocation 2.56 ns 8.19 ns 3.20 0.06 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Text.Tests.Utf8ParserTests*'

Payloads

Baseline
Compare

Histogram

System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt32(value: 12345)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 11.536634065950611 > 4.023118320408111.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -333.89003591437404 (T) = (0 -11.588336240116833) / Math.Sqrt((0.0003219603916500461 / (51)) + (0.004264304652390955 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.0224423830486153 = (3.8340966580901856 - 11.588336240116833) / 3.8340966580901856 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt32(value: 0)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.207798170197169 > 1.979499961598821.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -2215.977161557746 (T) = (0 -8.205655235621448) / Math.Sqrt((0.00026355223981504387 / (51)) + (2.3665490541245507E-05 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.3443576603954126 = (1.888807477898721 - 8.205655235621448) / 1.888807477898721 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseDouble(value: -1.7976931348623157e+308)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 101.6939353981053 > 67.10837019129309.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.68766637175607 (T) = (0 -102.74730367634018) / Math.Sqrt((0.16636862559265903 / (51)) + (5.039424195235758 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6053025364211665 = (64.00494694626424 - 102.74730367634018) / 64.00494694626424 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseBool(value: true)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.423275375055606 > 1.5498349611100175.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -378.1130950116008 (T) = (0 -14.38335589101728) / Math.Sqrt((0.003511380375246545 / (51)) + (0.008748197271811 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.639609019499146 = (1.4921098834944873 - 14.38335589101728) / 1.4921098834944873 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value: -9223372036854775808)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.922131078831065 > 16.481415648295126.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.51554855314274 (T) = (0 -20.081119506364665) / Math.Sqrt((0.028777008588613363 / (51)) + (0.06143419873470298 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.28099373769253816 = (15.676204274454072 - 20.081119506364665) / 15.676204274454072 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseSByte(value: -128)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.611220716684985 > 4.044889802417598.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -602.0212563356292 (T) = (0 -10.619214944769087) / Math.Sqrt((0.005393141640291567 / (51)) + (0.0001624107255203347 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.7509327086915438 = (3.860223447566633 - 10.619214944769087) / 3.860223447566633 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.43400643419392 > 5.149214785742391.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -40.3882696520425 (T) = (0 -10.570699233160918) / Math.Sqrt((5.2424591526762875E-06 / (51)) + (0.15748682995305993 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1555451325706532 = (4.90395634655747 - 10.570699233160918) / 4.90395634655747 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt64Hex(value: 0)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.602757116857797 > 2.86226194648219.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -683.841591624887 (T) = (0 -13.605173035823663) / Math.Sqrt((0.012820646887737019 / (51)) + (8.206889623511264E-05 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.348458700087653 = (2.543755836723708 - 13.605173035823663) / 2.543755836723708 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt32Hex(value: 3039)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.588794791707512 > 5.867355026658735.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -190.51611287996346 (T) = (0 -15.50589040389715) / Math.Sqrt((9.827270076436929E-05 / (51)) + (0.021686987202871603 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.7773678432101123 = (5.58294445649492 - 15.50589040389715) / 5.58294445649492 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt64(value: 18446744073709551615)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.762653877300448 > 16.147825692165245.
IsChangePoint: Marked as a change because one of 5/9/2022 11:56:12 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -51.62972699068623 (T) = (0 -19.55845985656463) / Math.Sqrt((0.2202225166931023 / (51)) + (0.03783650756674075 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.33527774869899307 = (14.647484297271568 - 19.55845985656463) / 14.647484297271568 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt32Hex(value: 0)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.811603869614052 > 3.8293518394236465.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -153.29336547307034 (T) = (0 -13.70136228654505) / Math.Sqrt((8.470109245849226E-06 / (51)) + (0.03442096825509399 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.7579296609198978 = (3.6459868924718286 - 13.70136228654505) / 3.6459868924718286 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt16(value: 0)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.629174653103165 > 2.865685965820814.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -2243.7671757865805 (T) = (0 -8.629122786469829) / Math.Sqrt((7.781634300782985E-05 / (51)) + (4.313875574431237E-05 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.163771541280639 = (2.727479741782149 - 8.629122786469829) / 2.727479741782149 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseSingle(value: -3.4028235E+38)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 90.1160048676765 > 55.49197445756119.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -44.4379159683666 (T) = (0 -91.0274472991503) / Math.Sqrt((0.03738870161980759 / (51)) + (5.9483476608644565 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7275971000108709 = (52.69020612420425 - 91.0274472991503) / 52.69020612420425 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseByte(value: 0)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.204563945335074 > 2.204505213156345.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -123.72329152744588 (T) = (0 -8.227466001346066) / Math.Sqrt((0.09855941021600959 / (51)) + (0.0037659863895942716 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.8052425951607747 = (2.1621396785080527 - 8.227466001346066) / 2.1621396785080527 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt32(value: -2147483648)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.481444783157823 > 7.422730280245072.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -117.01855429203606 (T) = (0 -16.461438972330143) / Math.Sqrt((0.21915858662397558 / (51)) + (0.015493224381826345 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2792681077774026 = (7.222247754075009 - 16.461438972330143) / 7.222247754075009 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt64Hex(value: 3039)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.57855716823106 > 4.252674367411983.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -157.56775336078684 (T) = (0 -15.482290017835593) / Math.Sqrt((0.09729081191883879 / (51)) + (0.02776052784640026 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.9421482323935075 = (3.9273738847804296 - 15.482290017835593) / 3.9273738847804296 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt32(value: 2147483647)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.507531488267027 > 7.2404557361522786.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -249.6908658521741 (T) = (0 -16.58571886593202) / Math.Sqrt((0.008258025282192993 / (51)) + (0.010722195480821038 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4008896597927998 = (6.9081553990962625 - 16.58571886593202) / 6.9081553990962625 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseDouble(value: 1.7976931348623157e+308)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 101.20464075645646 > 66.76744555341386.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -196.26435988587528 (T) = (0 -101.29021159962596) / Math.Sqrt((0.14253783632008238 / (51)) + (0.27162908679489073 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5909490017381116 = (63.666535815394724 - 101.29021159962596) / 63.666535815394724 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt32(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.40603302667208 > 4.269592505462905.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -459.1494362263131 (T) = (0 -12.408985206291506) / Math.Sqrt((1.0783390726271977E-05 / (51)) + (0.002639148387608857 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.051293667571148 = (4.066794795326649 - 12.408985206291506) / 4.066794795326649 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseDecimal(value: 123456.789)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 63.10977103734244 > 37.55869524263643.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -273.46037453846577 (T) = (0 -62.97082052839425) / Math.Sqrt((0.048946527093866994 / (51)) + (0.06954172997260281 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7441417071549976 = (36.10418824919378 - 62.97082052839425) / 36.10418824919378 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt16(value: -32768)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.360631603449104 > 5.056300821402402.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -266.1461784589798 (T) = (0 -12.315169959386203) / Math.Sqrt((0.0010149096145823312 / (51)) + (0.00618074761597006 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5535212121334363 = (4.822818741770712 - 12.315169959386203) / 4.822818741770712 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt16(value: 65535)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 11.677372606352435 > 4.02078178896825.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -364.0343805601824 (T) = (0 -11.610850896270156) / Math.Sqrt((0.0002501272090954375 / (51)) + (0.0036146354820555367 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.030801369575061 = (3.8309507884042153 - 11.610850896270156) / 3.8309507884042153 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt32(value: 4294967295)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.68267513684946 > 6.535366804118953.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -168.58006436838502 (T) = (0 -15.903935853043262) / Math.Sqrt((0.012672520906848872 / (51)) + (0.024287059571232904 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5475973765235023 = (6.242719512745794 - 15.903935853043262) / 6.242719512745794 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt16(value: 0)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.205078737430748 > 1.980125509835334.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -2867.4287012419845 (T) = (0 -8.203439331135785) / Math.Sqrt((0.00022036397073697844 / (51)) + (4.220429560034926E-06 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.341330621235074 = (1.889614048515377 - 8.203439331135785) / 1.889614048515377 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt32Hex(value: FFFFFFFFFFFFFFFF)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.484021438037264 > 7.32266076795369.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -172.5108579302025 (T) = (0 -19.17248630616845) / Math.Sqrt((0.0020031487104135697 / (51)) + (0.0395809330775185 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.742796251734297 = (6.9901241457674805 - 19.17248630616845) / 6.9901241457674805 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt16(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 11.554995508557843 > 4.020661149004542.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -396.6644095723594 (T) = (0 -11.597067014774886) / Math.Sqrt((6.278387670602597E-06 / (51)) + (0.0030669881524582406 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.028618935441268 = (3.8291601756380094 - 11.597067014774886) / 3.8291601756380094 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseDateTimeOffset(value: 12/30/2017 3:45:22 AM -08:00)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.904129321858258 > 8.774379504760127.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -75.92593231003313 (T) = (0 -13.673396010562543) / Math.Sqrt((0.016327262544473944 / (51)) + (0.03635251488054258 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6320542257224889 = (8.378028006091226 - 13.673396010562543) / 8.378028006091226 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseBool(value: TRUE)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.400646873262476 > 1.5499172525229687.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -240.0901719321568 (T) = (0 -14.31362776821526) / Math.Sqrt((0.006041330494738332 / (51)) + (0.021885629767609764 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.626060171809534 = (1.4869663717803818 - 14.31362776821526) / 1.4869663717803818 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt32(value: 4)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.909520986801175 > 2.938899181920111.
IsChangePoint: Marked as a change because one of 5/12/2022 3:44:01 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -32.4324120767018 (T) = (0 -9.10536988870492) / Math.Sqrt((1.0750960894183134E-05 / (51)) + (0.30247572225591096 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.253101366849086 = (2.7989812987365563 - 9.10536988870492) / 2.7989812987365563 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt16(value: 32767)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.354151793087317 > 4.930926824236444.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -373.5503284884815 (T) = (0 -12.344577614157847) / Math.Sqrt((0.014551174223761959 / (51)) + (0.0010534758084896846 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.6173455825307934 = (4.71644925169625 - 12.344577614157847) / 4.71644925169625 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseBool(value:  True )

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.28727415749829 > 2.0062174718228234.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -217.69724974904153 (T) = (0 -14.411343752443539) / Math.Sqrt((0.0006681602128655837 / (51)) + (0.02626415699539268 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -6.533604541071174 = (1.9129413647712448 - 14.411343752443539) / 1.9129413647712448 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseSingle(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 42.211681058064826 > 25.80688506672733.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -140.1809112378824 (T) = (0 -42.437023011301385) / Math.Sqrt((0.023317629520193325 / (51)) + (0.12555501690251478 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.723569780054693 = (24.62158683819274 - 42.437023011301385) / 24.62158683819274 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseBool(value: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.715021141794525 > 2.002794129971143.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -203.11927252973265 (T) = (0 -14.540520530077163) / Math.Sqrt((2.265386548991972E-05 / (51)) + (0.030937305332109092 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -6.6187631244325775 = (1.9085145833510997 - 14.540520530077163) / 1.9085145833510997 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt64Hex(value: FFFFFFFFFFFFFFFF)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.160122450956962 > 10.866283319658999.
IsChangePoint: Marked as a change because one of 5/11/2022 9:09:01 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -164.33204367538124 (T) = (0 -24.017293634105194) / Math.Sqrt((0.09829159764899174 / (51)) + (0.04373481047781391 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.429297659708835 = (9.886517421246683 - 24.017293634105194) / 9.886517421246683 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseDouble(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 41.915599371869796 > 25.52889075505837.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -703.4926397288328 (T) = (0 -41.926539961482604) / Math.Sqrt((0.011968432305589093 / (51)) + (0.0031082637939723588 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7208077255046247 = (24.36445358774043 - 41.926539961482604) / 24.36445358774043 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt64(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.34145905341108 > 4.60319048050196.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -34.606030631701486 (T) = (0 -10.534080976987102) / Math.Sqrt((0.029887785177871936 / (51)) + (0.22561083264969692 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.259306375262864 = (4.662528770920452 - 10.534080976987102) / 4.662528770920452 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value: 9223372036854775807)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.50889155779532 > 15.384631678879582.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -50.4461541045775 (T) = (0 -19.268920768375374) / Math.Sqrt((0.015339243448857986 / (51)) + (0.0646486691973507 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.31524418561778866 = (14.65045120828608 - 19.268920768375374) / 14.65045120828608 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseSByte(value: 127)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.538989069631405 > 3.9515642730107263.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -694.799958126358 (T) = (0 -10.548753631206015) / Math.Sqrt((0.0034928784226992767 / (51)) + (0.00021590995944873137 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.8057308364797473 = (3.7597168958805645 - 10.548753631206015) / 3.7597168958805645 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseByte(value: 255)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.967876915441508 > 3.1093098887782316.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -756.9529357961098 (T) = (0 -9.972000634157647) / Math.Sqrt((9.602239888731247E-05 / (51)) + (0.0006712657638663469 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.3679607384241046 = (2.9608423044811456 - 9.972000634157647) / 2.9608423044811456 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseBool(value: false)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.319330805779446 > 2.003048777456555.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -220.7932030255369 (T) = (0 -14.563691252270907) / Math.Sqrt((4.6683371593109676E-05 / (51)) + (0.0262738868419048 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -6.630341119700506 = (1.9086553305814116 - 14.563691252270907) / 1.9086553305814116 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseSingle(value: 3.4028235E+38)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 89.56290046741938 > 54.917053617178.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -62.21556375713797 (T) = (0 -90.3995245291034) / Math.Sqrt((0.17148366805159904 / (51)) + (3.0090139570801404 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.736013221319975 = (52.07306224336717 - 90.3995245291034) / 52.07306224336717 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt64(value: 0)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.190195915492426 > 2.687572481156467.
IsChangePoint: Marked as a change because one of 5/9/2022 11:56:12 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -263.4215078777091 (T) = (0 -8.21039090699054) / Math.Sqrt((0.019721429314194985 / (51)) + (0.0008878755305642315 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.518045324048809 = (2.3337933854534474 - 8.21039090699054) / 2.3337933854534474 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Xml.Linq.Perf_XName

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
CreateElementWithNamespace - Duration of single invocation 36.76 ns 65.81 ns 1.79 0.08 False
CreateElement - Duration of single invocation 15.12 ns 26.95 ns 1.78 0.14 False
CreateElementWithNamespaceImplicitOperator - Duration of single invocation 43.04 ns 70.27 ns 1.63 0.07 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Xml.Linq.Perf_XName*'

Payloads

Baseline
Compare

Histogram

System.Xml.Linq.Perf_XName.CreateElementWithNamespace

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 65.81164049143885 > 38.77529763028437.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -69.74674237980788 (T) = (0 -63.578688173944414) / Math.Sqrt((0.7711573517219509 / (51)) + (1.0203762038225328 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7075265694422536 = (37.23437708773794 - 63.578688173944414) / 37.23437708773794 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Xml.Linq.Perf_XName.CreateElement

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 26.94803742446459 > 15.873244492055035.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -46.44455453341619 (T) = (0 -27.15827539686501) / Math.Sqrt((0.14856415867790035 / (51)) + (0.5021291127620539 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.780229632440571 = (15.255490023291493 - 27.15827539686501) / 15.255490023291493 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Xml.Linq.Perf_XName.CreateElementWithNamespaceImplicitOperator

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 70.27050676485486 > 44.96578223955056.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -121.51156427871499 (T) = (0 -68.84075703463658) / Math.Sqrt((0.10682942768009689 / (51)) + (0.3468082410397616 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6032999076718406 = (42.93691823047665 - 68.84075703463658) / 42.93691823047665 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Formats.Cbor.Tests.Perf_CborWriter

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteCoseKey - Duration of single invocation 440.81 ns 748.60 ns 1.70 0.05 False
WriteCoseKey - Duration of single invocation 552.44 ns 821.48 ns 1.49 0.03 False
WriteCoseKey - Duration of single invocation 499.42 ns 791.83 ns 1.59 0.03 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Formats.Cbor.Tests.Perf_CborWriter*'

Payloads

Baseline
Compare

Histogram

System.Formats.Cbor.Tests.Perf_CborWriter.WriteCoseKey(publicKey: ECDSA_P256)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 748.6012950701853 > 466.16742456030664.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -88.34188399092776 (T) = (0 -744.0141779070615) / Math.Sqrt((106.91524947561447 / (51)) + (74.7495020691675 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.671138466111429 = (445.2139622148173 - 744.0141779070615) / 445.2139622148173 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborWriter.WriteCoseKey(publicKey: ECDSA_P521)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 821.4757510928583 > 576.4565754459767.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -125.65199367930991 (T) = (0 -831.9866468877627) / Math.Sqrt((21.08693429255185 / (51)) + (38.26859007412112 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5250769289415542 = (545.5374946004754 - 831.9866468877627) / 545.5374946004754 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Formats.Cbor.Tests.Perf_CborWriter.WriteCoseKey(publicKey: ECDSA_P384)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 791.8330493431046 > 520.9775350315724.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.19679937224977 (T) = (0 -793.0163648243647) / Math.Sqrt((32.054156299483274 / (51)) + (414.62295093899286 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6032152839832274 = (494.64122051911596 - 793.0163648243647) / 494.64122051911596 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_Boolean

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Parse - Duration of single invocation 9.82 ns 86.67 ns 8.83 0.02 False
Parse - Duration of single invocation 2.28 ns 27.08 ns 11.88 0.07 False
TryParse - Duration of single invocation 6.58 ns 59.50 ns 9.04 0.02 False
TryParse - Duration of single invocation 1.37 ns 23.77 ns 17.30 0.05 False
TryParse - Duration of single invocation 3.91 ns 25.99 ns 6.64 0.12 False
TryParse - Duration of single invocation 1.37 ns 23.53 ns 17.13 0.05 False
TryParse - Duration of single invocation 3.91 ns 26.43 ns 6.77 0.10 False
Parse - Duration of single invocation 4.33 ns 30.10 ns 6.96 0.02 False
Parse - Duration of single invocation 4.33 ns 29.89 ns 6.91 0.02 False
Parse - Duration of single invocation 2.28 ns 27.12 ns 11.88 0.06 False
TryParse - Duration of single invocation 2.90 ns 12.56 ns 4.34 0.03 False
TryParse - Duration of single invocation 10.05 ns 82.46 ns 8.21 0.05 False

graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Boolean*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Boolean.Parse(value: " True ")

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 86.67080541394668 > 10.327203131132995.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -321.4772626669483 (T) = (0 -86.99264109158713) / Math.Sqrt((0.0006700452739406936 / (51)) + (0.4608396823855635 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.853331847484124 = (9.82597767599868 - 86.99264109158713) / 9.82597767599868 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.Parse(value: "TRUE")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 27.078012594344145 > 2.3955270199111056.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1905.7357289671081 (T) = (0 -27.097827592058216) / Math.Sqrt((0.0031474966569186684 / (51)) + (0.0008616540971706274 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -10.821121968128528 = (2.292322815475377 - 27.097827592058216) / 2.292322815475377 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.TryParse(value: "Bogus")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 59.50071021646678 > 6.908809244052919.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -309.5235283130361 (T) = (0 -59.23212423530782) / Math.Sqrt((6.35769072286698E-06 / (51)) + (0.23150596627050932 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.00429897847878 = (6.578204963748852 - 59.23212423530782) / 6.578204963748852 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.TryParse(value: "TRUE")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.773483485109015 > 1.4432180174946463.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -193.50592641593087 (T) = (0 -23.582409121549507) / Math.Sqrt((0.00022987202832216866 / (51)) + (0.10531951010181109 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -16.138179739108303 = (1.3760159760570054 - 23.582409121549507) / 1.3760159760570054 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.TryParse(value: "False")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 25.98618687647799 > 4.103661616460538.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -455.42117528583776 (T) = (0 -26.241608336245186) / Math.Sqrt((3.4653853887018784E-06 / (51)) + (0.0192368999701328 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.713342604057819 = (3.908873698831292 - 26.241608336245186) / 3.908873698831292 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.TryParse(value: "true")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.528320083448367 > 1.4428648122832748.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -183.58491169795377 (T) = (0 -23.565679795803128) / Math.Sqrt((5.2673387694375746E-06 / (51)) + (0.11689676404339101 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -16.154080225779936 = (1.3737652783264678 - 23.565679795803128) / 1.3737652783264678 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.TryParse(value: "false")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 26.431352213177547 > 4.104038068674497.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -398.68129717480844 (T) = (0 -26.352077990792345) / Math.Sqrt((1.5281223346609639E-06 / (51)) + (0.02535244544131791 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.742315880815014 = (3.908460899284786 - 26.352077990792345) / 3.908460899284786 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.Parse(value: "false")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 30.098649814051807 > 4.543473851361703.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -660.4691436330418 (T) = (0 -30.024095892359064) / Math.Sqrt((1.444921027415596E-05 / (51)) + (0.012106877977144626 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.936903035598217 = (4.328170040475401 - 30.024095892359064) / 4.328170040475401 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.Parse(value: "False")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 29.891251981844107 > 4.544976339342807.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -587.7286047206227 (T) = (0 -30.002581678834268) / Math.Sqrt((5.616971450091574E-06 / (51)) + (0.015266060496106737 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.932628929863234 = (4.3277351178561 - 30.002581678834268) / 4.3277351178561 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.Parse(value: "true")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 27.122466889642705 > 2.3951065903512254.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -2659.565370481661 (T) = (0 -27.121908390596086) / Math.Sqrt((0.0018762114125190016 / (51)) + (0.0004031717910872282 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -10.849927728116402 = (2.288782599597106 - 27.121908390596086) / 2.288782599597106 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.TryParse(value: "0")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.560655178795527 > 3.0404692844685943.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -102.45259994533855 (T) = (0 -12.306583612745735) / Math.Sqrt((1.7790211253931735E-06 / (51)) + (0.06749470161723593 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.2494209809792447 = (2.8960612911337824 - 12.306583612745735) / 2.8960612911337824 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Boolean.TryParse(value: " True ")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 82.45857441651732 > 10.545352260640062.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -106.54764089947842 (T) = (0 -84.19444146737665) / Math.Sqrt((0.00038397301899057356 / (51)) + (3.8747592607552117 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.384106067062359 = (10.04214889386256 - 84.19444146737665) / 10.04214889386256 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Depth

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadSpanEmptyLoop - Duration of single invocation 17.82 μs 36.60 μs 2.05 0.00 False
ReadSpanEmptyLoop - Duration of single invocation 2.12 μs 4.57 μs 2.16 0.00 False
ReadSpanEmptyLoop - Duration of single invocation 67.95 ns 123.63 ns 1.82 0.03 False
ReadSpanEmptyLoop - Duration of single invocation 2.07 μs 4.49 μs 2.17 0.00 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Depth*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Depth.ReadSpanEmptyLoop(Depth: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 36.598823052094616 > 19.042152834070478.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -285.36503501555495 (T) = (0 -36665.07493323927) / Math.Sqrt((20770.473154824194 / (51)) + (30754.13224728464 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.030383607988322 = (18058.20081928585 - 36665.07493323927) / 18058.20081928585 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Depth.ReadSpanEmptyLoop(Depth: 65)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.569798271906454 > 2.2262664673740407.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -203.30716373917815 (T) = (0 -4605.846391068284) / Math.Sqrt((78.06759593559053 / (51)) + (1178.1409120230292 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.16659451820827 = (2125.846046576923 - 4605.846391068284) / 2125.846046576923 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Depth.ReadSpanEmptyLoop(Depth: 1)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 123.63302943962617 > 70.32903853349309.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -64.08441842832876 (T) = (0 -123.60149017496019) / Math.Sqrt((0.9951308400771092 / (51)) + (5.945196754606863 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8274448723505391 = (67.63623463835523 - 123.60149017496019) / 67.63623463835523 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Depth.ReadSpanEmptyLoop(Depth: 64)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.492897083966565 > 2.1788174894982895.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -209.64466190427163 (T) = (0 -4528.734643294872) / Math.Sqrt((76.0919153411636 / (51)) + (1074.0414203570992 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1708552173091704 = (2086.1523178447396 - 4528.734643294872) / 2086.1523178447396 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_Uri

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetComponents - Duration of single invocation 31.17 ns 66.23 ns 2.12 0.07 False
Unescape - Duration of single invocation 52.28 ns 96.93 ns 1.85 0.03 False
DnsSafeHost - Duration of single invocation 252.51 ns 390.27 ns 1.55 0.00 False
ParseAbsoluteUri - Duration of single invocation 315.71 ns 421.59 ns 1.34 0.01 False
BuilderToString - Duration of single invocation 145.33 ns 223.28 ns 1.54 0.10 False

graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Uri*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Uri.GetComponents

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 66.22575323602335 > 32.41919152269808.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -280.73365803958376 (T) = (0 -66.21069021863475) / Math.Sqrt((0.32683511524126835 / (51)) + (0.07459978456780272 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1360113092197495 = (30.997350029396824 - 66.21069021863475) / 30.997350029396824 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Uri.Unescape

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 96.92707777941942 > 54.873689633182885.
IsChangePoint: Marked as a change because one of 5/10/2022 5:59:50 PM, 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -169.79967980695537 (T) = (0 -97.07193049355715) / Math.Sqrt((0.932319833814955 / (51)) + (0.4287253826580392 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8830422369466271 = (51.55058584929051 - 97.07193049355715) / 51.55058584929051 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Uri.DnsSafeHost

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 390.2734694218326 > 265.4757025091405.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -276.68597727002236 (T) = (0 -390.5409136545659) / Math.Sqrt((1.9413589632766355 / (51)) + (1.722872525361126 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5543699252305541 = (251.25351907245528 - 390.5409136545659) / 251.25351907245528 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Uri.ParseAbsoluteUri

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 421.59126854720364 > 332.04070770792885.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -116.86493975859547 (T) = (0 -423.2495826716621) / Math.Sqrt((5.126968127623971 / (51)) + (5.832864626438659 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.33599886572606896 = (316.80384881288103 - 423.2495826716621) / 316.80384881288103 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Uri.BuilderToString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 223.2842723991366 > 152.23907138144472.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -58.4788973450481 (T) = (0 -224.64168492518024) / Math.Sqrt((6.094912268710409 / (51)) + (13.879587412087474 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5491884679333109 = (145.00603998483325 - 224.64168492518024) / 145.00603998483325 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Segment

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 71.88 μs 104.73 μs 1.46 0.00 False
ReadMultiSegmentSequence - Duration of single invocation 73.00 μs 101.54 μs 1.39 0.00 False
ReadSingleSegmentSequenceByN - Duration of single invocation 5.62 μs 9.13 μs 1.62 0.01 False
ReadMultiSegmentSequence - Duration of single invocation 5.64 μs 9.20 μs 1.63 0.01 False
ReadSingleSegmentSequenceByN - Duration of single invocation 742.15 μs 1.07 ms 1.44 0.00 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 5.79 μs 9.40 μs 1.62 0.01 False
ReadSingleSegmentSequenceByN - Duration of single invocation 69.94 μs 104.75 μs 1.50 0.00 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 732.33 μs 1.06 ms 1.45 0.00 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 70.13 μs 104.70 μs 1.49 0.00 False
ReadSingleSegmentSequence - Duration of single invocation 5.52 μs 9.24 μs 1.67 0.00 False
ReadMultiSegmentSequence - Duration of single invocation 766.23 μs 1.03 ms 1.35 0.01 False
ReadSingleSegmentSequence - Duration of single invocation 731.20 μs 1.05 ms 1.44 0.00 False
ReadSingleSegmentSequenceByN - Duration of single invocation 69.83 μs 103.31 μs 1.48 0.00 False
ReadSingleSegmentSequenceByN - Duration of single invocation 729.94 μs 1.05 ms 1.44 0.00 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 5.71 μs 9.36 μs 1.64 0.00 False
ReadMultiSegmentSequence - Duration of single invocation 71.80 μs 100.55 μs 1.40 0.01 False
ReadSingleSegmentSequence - Duration of single invocation 68.06 μs 103.48 μs 1.52 0.00 False
ReadMultiSegmentSequence - Duration of single invocation 772.74 μs 1.04 ms 1.35 0.00 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 728.19 μs 1.07 ms 1.47 0.00 False
ReadMultiSegmentSequence - Duration of single invocation 5.99 μs 8.88 μs 1.48 0.03 False
ReadSingleSegmentSequenceByN - Duration of single invocation 5.63 μs 9.15 μs 1.63 0.03 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Segment*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json40KB)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 104.73125328579418 > 74.19172605637064.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -98.60787852000615 (T) = (0 -105499.59856450223) / Math.Sqrt((766298.2660011126 / (51)) + (864177.7008106951 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4878004373858666 = (70909.77789324343 - 105499.59856450223) / 70909.77789324343 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 101.53792089420998 > 77.2349352963615.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -113.34430149069443 (T) = (0 -102031.20151005658) / Math.Sqrt((516359.94200708106 / (51)) + (411701.5445629529 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3806141586090136 = (73902.76339977153 - 102031.20151005658) / 73902.76339977153 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.130687065232026 > 5.902408694325282.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -125.54142902037323 (T) = (0 -9184.144137173435) / Math.Sqrt((6984.501224635328 / (51)) + (5334.099572038628 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6327179671051203 = (5625.064660406304 - 9184.144137173435) / 5625.064660406304 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.198028268045777 > 5.926413018415285.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -212.7924378753108 (T) = (0 -9238.050923838042) / Math.Sqrt((6999.224758193831 / (51)) + (1269.8365116546715 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6563894721558573 = (5577.221468218068 - 9238.050923838042) / 5577.221468218068 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0665112392857146 > 779.1742342963287.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -282.7761467778779 (T) = (0 -1069365.0460508242) / Math.Sqrt((35239223.493972205 / (51)) + (5415384.66968219 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4477501143060162 = (738639.24131923 - 1069365.0460508242) / 738639.24131923 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.40109794287997 > 6.069820856123162.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -136.6201539462966 (T) = (0 -9447.725706212746) / Math.Sqrt((4904.178420346884 / (51)) + (4817.010000888123 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6184477990269598 = (5837.522663315363 - 9447.725706212746) / 5837.522663315363 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 104.7477542261905 > 74.707575352393.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -149.56956173875415 (T) = (0 -104483.23369829131) / Math.Sqrt((549948.0638044022 / (51)) + (317127.786369605 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.47373555559134667 = (70896.86701381557 - 104483.23369829131) / 70896.86701381557 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0609184622023808 > 765.4640407574849.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -171.8411716768908 (T) = (0 -1069181.0531274802) / Math.Sqrt((69561468.98852064 / (51)) + (19404234.76200729 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.45533149722562305 = (734664.9578915304 - 1069181.0531274802) / 734664.9578915304 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 104.69625501388889 > 73.33253557912661.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -151.45070604114628 (T) = (0 -104355.34294345554) / Math.Sqrt((454979.31831006974 / (51)) + (333648.4486487236 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4848895096275206 = (70278.18720978958 - 104355.34294345554) / 70278.18720978958 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.237249810366624 > 5.815003353270144.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -227.14543854439225 (T) = (0 -9166.001276399593) / Math.Sqrt((4788.542814167631 / (51)) + (1256.1372402128038 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6461972233394017 = (5567.984896612725 - 9166.001276399593) / 5567.984896612725 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0341299092948717 > 801.9117150669642.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -130.96744998687254 (T) = (0 -1038485.8216162527) / Math.Sqrt((60716298.0361239 / (51)) + (26186237.964852605 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3632326954585162 = (761781.7743631533 - 1038485.8216162527) / 761781.7743631533 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0543847025 > 756.1288891348886.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -175.2193760140075 (T) = (0 -1055055.3512921627) / Math.Sqrt((41280530.5710435 / (51)) + (22519128.76605474 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.46235033706386325 = (721479.1999915179 - 1055055.3512921627) / 721479.1999915179 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 103.31398919172932 > 74.09915110837301.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -135.99260926753186 (T) = (0 -103595.20737819819) / Math.Sqrt((664776.7275653877 / (51)) + (369619.0224756786 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.46951104844302266 = (70496.37870226253 - 103595.20737819819) / 70496.37870226253 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0505685155555557 > 769.0313765625002.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -136.5291329725512 (T) = (0 -1059668.4353926282) / Math.Sqrt((49411347.79511572 / (51)) + (37540310.96487761 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4420877978312444 = (734815.4786319275 - 1059668.4353926282) / 734815.4786319275 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.360339931809063 > 5.985555184958819.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -154.6678166874349 (T) = (0 -9348.204996395572) / Math.Sqrt((3919.847470214991 / (51)) + (3799.259215022466 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6357026160505355 = (5715.100596321818 - 9348.204996395572) / 5715.100596321818 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 100.54957872596154 > 76.10202189332415.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -70.81352449008747 (T) = (0 -101441.4542030504) / Math.Sqrt((928085.5175764827 / (51)) + (1088209.7799038568 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3776812704979494 = (73632.01952102127 - 101441.4542030504) / 73632.01952102127 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json40KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 103.48073220198674 > 72.8980224137841.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -171.0266953309184 (T) = (0 -103938.58734639612) / Math.Sqrt((756146.707042287 / (51)) + (203620.40041515234 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4930662490799127 = (69614.18316866197 - 103938.58734639612) / 69614.18316866197 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0442111820512823 > 811.7737243990385.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -193.1436798543227 (T) = (0 -1045411.1095586272) / Math.Sqrt((77224821.51571408 / (51)) + (4219640.663673872 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.358675393994778 = (769434.0489120871 - 1045411.1095586272) / 769434.0489120871 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0690435489583334 > 767.9193072727273.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -188.39646438638385 (T) = (0 -1070829.877653102) / Math.Sqrt((77413950.09279518 / (51)) + (12091937.148079505 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.44137609269216393 = (742921.908502752 - 1070829.877653102) / 742921.908502752 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.880657647933184 > 6.362088674374265.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -213.64099824174642 (T) = (0 -8883.230842602394) / Math.Sqrt((2319.9256478082675 / (51)) + (1031.6003039406498 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.46550204768865405 = (6061.561535593048 - 8883.230842602394) / 6061.561535593048 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json4KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.151922596395115 > 5.863544789886166.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -123.26723805728513 (T) = (0 -9198.393100993182) / Math.Sqrt((22291.20249301017 / (51)) + (2993.0575547734284 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6172951435547517 = (5687.516677243878 - 9198.393100993182) / 5687.516677243878 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in Microsoft.Extensions.Logging.EventSourceLogger

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
NestedScopes_TwoMessages - Duration of single invocation 893.02 ns 964.86 ns 1.08 0.02 False
NestedScopes_TwoMessages - Duration of single invocation 1.72 μs 2.12 μs 1.24 0.04 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Microsoft.Extensions.Logging.EventSourceLogger*'

Payloads

Baseline
Compare

Histogram

Microsoft.Extensions.Logging.EventSourceLogger.NestedScopes_TwoMessages(HasSubscribers: True, Json: False)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 964.8598656342666 > 933.3461883953407.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -14.085195334765947 (T) = (0 -983.981717466985) / Math.Sqrt((153.47717003677602 / (51)) + (312.143819263594 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.10229115609504366 = (892.6695202316786 - 983.981717466985) / 892.6695202316786 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Logging.EventSourceLogger.NestedScopes_TwoMessages(HasSubscribers: True, Json: True)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.1196242807851124 > 1.8204870170645713.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -44.29462369544311 (T) = (0 -2126.505412671295) / Math.Sqrt((328.9981524139299 / (51)) + (618.0623939189203 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.23544759830422438 = (1721.2429046688314 - 2126.505412671295) / 1721.2429046688314 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Json_FromStream<IndexViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DataContractJsonSerializer_ - Duration of single invocation 245.19 μs 272.35 μs 1.11 0.04 False
JsonNet_ - Duration of single invocation 52.79 μs 58.35 μs 1.11 0.02 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Json_FromStream&lt;IndexViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Json_FromStream<IndexViewModel>.DataContractJsonSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 272.35177317073175 > 258.23428126476375.
IsChangePoint: Marked as a change because one of 5/20/2022 10:46:48 AM, 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -14.073703701850341 (T) = (0 -271911.13407394907) / Math.Sqrt((6040518.165819283 / (51)) + (24917737.086145412 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.10261707595276723 = (246605.22678645412 - 271911.13407394907) / 246605.22678645412 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### MicroBenchmarks.Serializers.Json_FromStream&lt;IndexViewModel&gt;.JsonNet_

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 58.35072081014223 > 55.58462692785841.
IsChangePoint: Marked as a change because one of 6/9/2022 12:28:12 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -17.987618335210566 (T) = (0 -57890.49624533512) / Math.Sqrt((189244.5667218609 / (51)) + (540290.5150514325 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.09043792889505071 = (53089.217378925925 - 57890.49624533512) / 53089.217378925925 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Net.Tests.Perf_WebUtility

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Decode_DecodingRequired - Duration of single invocation 83.88 ns 92.76 ns 1.11 0.04 False
HtmlDecode_Entities - Duration of single invocation 116.31 ns 548.32 ns 4.71 0.02 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Net.Tests.Perf_WebUtility*'

Payloads

Baseline
Compare

Histogram

System.Net.Tests.Perf_WebUtility.Decode_DecodingRequired

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 92.76484380110908 > 87.96632342634533.
IsChangePoint: Marked as a change because one of 5/11/2022 11:37:12 AM, 5/20/2022 10:18:01 PM, 5/30/2022 12:57:05 PM, 6/6/2022 7:24:37 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -32.51115931007957 (T) = (0 -92.02459829715613) / Math.Sqrt((0.5869601731335898 / (51)) + (0.47134697615585136 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.10345565193754064 = (83.39673473562038 - 92.02459829715613) / 83.39673473562038 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Net.Tests.Perf_WebUtility.HtmlDecode_Entities

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 548.3193055605558 > 122.47136768033407.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -217.67122569996383 (T) = (0 -554.2525266473148) / Math.Sqrt((2.498926799422696 / (51)) + (31.95574172258969 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.7554454611601966 = (116.5511267396793 - 554.2525266473148) / 116.5511267396793 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Buffers.Tests.ReadOnlySequenceTests<Char>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
FirstSpanSingleSegment - Duration of single invocation 4.43 ns 17.01 ns 3.84 0.01 False
FirstSpanTenSegments - Duration of single invocation 4.24 ns 17.12 ns 4.03 0.02 False
FirstSpanMemory - Duration of single invocation 4.92 ns 24.47 ns 4.97 0.03 False
FirstSpanArray - Duration of single invocation 4.21 ns 23.41 ns 5.56 0.01 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;*'

Payloads

Baseline
Compare

Histogram

System.Buffers.Tests.ReadOnlySequenceTests<Char>.FirstSpanSingleSegment

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.005861174787675 > 4.669333913546722.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -123.39665751944122 (T) = (0 -17.027429818380085) / Math.Sqrt((0.15446285772112275 / (51)) + (0.051116581451864894 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.3703881165259904 = (5.052067960627341 - 17.027429818380085) / 5.052067960627341 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.FirstSpanTenSegments

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.122305685924353 > 4.457240458011725.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -111.46728736223673 (T) = (0 -17.097636366398056) / Math.Sqrt((0.1956482411130823 / (51)) + (0.064286174443045 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.452464665551379 = (4.952298726471532 - 17.097636366398056) / 4.952298726471532 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.FirstSpanMemory

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.46955926989587 > 5.1087452518620955.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -271.3178491189538 (T) = (0 -24.315436792958124) / Math.Sqrt((0.01298074741057209 / (51)) + (0.038421340945830725 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.8427899818176803 = (5.0209562843424465 - 24.315436792958124) / 5.0209562843424465 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.FirstSpanArray

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.413887387394297 > 4.409182941131342.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -42.86921313246187 (T) = (0 -24.132572747343474) / Math.Sqrt((0.010581942873035653 / (51)) + (1.6994610550556548 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.529505291929068 = (4.3643276338965915 - 24.132572747343474) / 4.3643276338965915 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Memory.ReadOnlyMemory<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ToArray - Duration of single invocation 28.81 ns 34.85 ns 1.21 0.13 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.ReadOnlyMemory&lt;Byte&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.ReadOnlyMemory<Byte>.ToArray(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 34.84982408435675 > 30.357177453435757.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -28.75740043340128 (T) = (0 -34.60999824766881) / Math.Sqrt((0.748973524448411 / (51)) + (0.22503000105697873 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.20762266955447994 = (28.659612907430137 - 34.60999824766881) / 28.659612907430137 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.IO.Tests.Perf_Directory

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
EnumerateFiles - Duration of single invocation 3.11 ms 4.47 ms 1.43 0.00 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.IO.Tests.Perf_Directory*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.Perf_Directory.EnumerateFiles

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.4650663462499995 > 3.2836765875000005.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -192.24465427883013 (T) = (0 -4464060.655919185) / Math.Sqrt((422941425.03409964 / (51)) + (320965078.8443795 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4278485110300793 = (3126424.5621538097 - 4464060.655919185) / 3126424.5621538097 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.ContainsTrueComparer<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ImmutableSortedSet - Duration of single invocation 230.62 μs 300.18 μs 1.30 0.20 False
SortedSet - Duration of single invocation 217.95 μs 297.92 μs 1.37 0.19 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsTrueComparer&lt;String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.ContainsTrueComparer<String>.ImmutableSortedSet(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 300.17873935439565 > 247.21942844936623.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -26.864484726236295 (T) = (0 -299050.2927899737) / Math.Sqrt((70649540.66644531 / (51)) + (35011561.190783754 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2749097854306951 = (234565.84631119398 - 299050.2927899737) / 234565.84631119398 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsTrueComparer&lt;String&gt;.SortedSet(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 297.91863708133974 > 233.32889743538854.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -24.089485380466666 (T) = (0 -288700.0781856992) / Math.Sqrt((49805884.57890334 / (51)) + (50528930.82207855 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.29087729804998963 = (223646.4136613232 - 288700.0781856992) / 223646.4136613232 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_Char

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetUnicodeCategory - Duration of single invocation 0.00 ns 10.36 ns 1053056.43 0.70 False
GetUnicodeCategory - Duration of single invocation 0.00 ns 10.34 ns ∞ 0.68 False
Char_IsLower - Duration of single invocation 26.70 ns 283.72 ns 10.63 0.00 False
GetUnicodeCategory - Duration of single invocation 3.24 ns 33.20 ns 10.25 0.05 False
Char_IsUpper - Duration of single invocation 23.48 ns 284.17 ns 12.10 0.04 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_Char*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Char.GetUnicodeCategory(c: '.')

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.357309095364506 > 1.747203055112407E-05.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -5143.07505135736 (T) = (0 -10.351308414432399) / Math.Sqrt((2.0894754201464077E-08 / (51)) + (3.24026959285641E-05 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -89663.90182928072 = (0.00011544437347559895 - 10.351308414432399) / 0.00011544437347559895 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Char.GetUnicodeCategory(c: 'a')

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.341478412137585 > 0.0001773917783332427.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -3777.552519549192 (T) = (0 -10.348210248667373) / Math.Sqrt((2.2700502933568833E-08 / (51)) + (6.002909434890641E-05 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -72989.06908110112 = (0.00014177559192565245 - 10.348210248667373) / 0.00014177559192565245 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Char.Char_IsLower(input: "Good afternoon, Constable!")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 283.72143707559536 > 27.992358546325274.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -7410.07802291463 (T) = (0 -283.8397030354068) / Math.Sqrt((0.017405419734644722 / (51)) + (0.006903820541039075 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.633961585789951 = (26.69181195977788 - 283.8397030354068) / 26.69181195977788 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Char.GetUnicodeCategory(c: 'א')

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 33.20063843190944 > 3.3877797469196147.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -226.0809099210049 (T) = (0 -33.55299911276151) / Math.Sqrt((5.258070601717244E-05 / (51)) + (0.14392513476387164 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.39410709966309 = (3.2280790250707616 - 33.55299911276151) / 3.2280790250707616 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_Char.Char_IsUpper(input: "Good afternoon, Constable!")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 284.1749781766017 > 24.34446729200996.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -3275.6705051875983 (T) = (0 -283.8752095618474) / Math.Sqrt((0.07500177117945302 / (51)) + (0.03902277508640784 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -11.407851838047959 = (22.87867499282676 - 283.8752095618474) / 22.87867499282676 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.Concurrent.IsEmpty<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Dictionary - Duration of single invocation 183.51 ns 220.01 ns 1.20 0.06 False
Dictionary - Duration of single invocation 2.03 ns 17.76 ns 8.75 0.65 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Concurrent.IsEmpty&lt;String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.Concurrent.IsEmpty<String>.Dictionary(Size: 0)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 220.014590140645 > 192.41744019429456.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -57.341476738981854 (T) = (0 -220.37324230581842) / Math.Sqrt((10.25108983204341 / (51)) + (1.9215549627240942 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.20894524447984394 = (182.2855446200422 - 220.37324230581842) / 182.2855446200422 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.Concurrent.IsEmpty&lt;String&gt;.Dictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.761556898053808 > 2.3510333261785545.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -85.50081985267515 (T) = (0 -17.37454381459742) / Math.Sqrt((0.28152094464070454 / (51)) + (0.2016449229702031 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -6.277793184055739 = (2.387336844451934 - 17.37454381459742) / 2.387336844451934 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

@performanceautofiler
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_String

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ToLower - Duration of single invocation 17.76 ns 51.47 ns 2.90 0.26 False
Split - Duration of single invocation 303.94 ns 324.62 ns 1.07 0.06 False
ToLowerInvariant - Duration of single invocation 11.71 ns 37.22 ns 3.18 0.09 False
TrimEnd - Duration of single invocation 10.94 ns 30.95 ns 2.83 0.09 False
Format_MultipleArgs - Duration of single invocation 199.49 ns 414.67 ns 2.08 0.02 False
Replace_String - Duration of single invocation 37.87 ns 87.89 ns 2.32 0.10 False
ToLowerInvariant - Duration of single invocation 40.64 ns 65.96 ns 1.62 0.08 False
ToUpper - Duration of single invocation 18.48 ns 42.48 ns 2.30 0.34 False
Remove_Int - Duration of single invocation 8.01 ns 9.05 ns 1.13 0.15 False
Replace_String - Duration of single invocation 45.18 ns 116.27 ns 2.57 0.05 False
TrimStart - Duration of single invocation 11.55 ns 31.09 ns 2.69 0.10 False
ToUpper - Duration of single invocation 50.64 ns 73.38 ns 1.45 0.12 False
ToUpper - Duration of single invocation 8.73 ns 12.40 ns 1.42 0.34 False
ToLower - Duration of single invocation 17.77 ns 42.91 ns 2.42 0.28 False
ToLowerInvariant - Duration of single invocation 2.57 ns 4.63 ns 1.80 0.06 False
Format_OneArg - Duration of single invocation 408.49 ns 776.36 ns 1.90 0.02 False
ToUpperInvariant - Duration of single invocation 2.19 ns 4.63 ns 2.11 0.12 False
ToLower - Duration of single invocation 8.77 ns 14.63 ns 1.67 0.43 False
TrimEnd - Duration of single invocation 1.45 ns 13.33 ns 9.17 0.09 False
Interpolation_MultipleArgs - Duration of single invocation 66.96 ns 141.21 ns 2.11 0.22 False
PadLeft - Duration of single invocation 9.54 ns 15.38 ns 1.61 0.13 False
ToUpperInvariant - Duration of single invocation 11.86 ns 36.28 ns 3.06 0.08 False
Trim - Duration of single invocation 2.15 ns 24.41 ns 11.33 0.07 False
ToLowerInvariant - Duration of single invocation 11.70 ns 36.03 ns 3.08 0.11 False
Split - Duration of single invocation 368.26 ns 596.65 ns 1.62 0.13 False
Join_Array - Duration of single invocation 43.03 ns 82.67 ns 1.92 0.02 False
Split - Duration of single invocation 15.80 ns 37.12 ns 2.35 0.13 False
Trim - Duration of single invocation 11.72 ns 42.32 ns 3.61 0.05 False
Split - Duration of single invocation 15.98 ns 36.47 ns 2.28 0.14 False
ToUpper - Duration of single invocation 17.84 ns 41.56 ns 2.33 0.37 False
Join_Enumerable - Duration of single invocation 193.38 ns 413.69 ns 2.14 0.02 False
Trim - Duration of single invocation 11.63 ns 42.01 ns 3.61 0.05 False
Format_OneArg - Duration of single invocation 874.77 ns 1.10 μs 1.26 0.00 False
Replace_Char - Duration of single invocation 17.65 ns 19.04 ns 1.08 0.06 False
ToUpperInvariant - Duration of single invocation 40.95 ns 65.68 ns 1.60 0.08 False
ToLower - Duration of single invocation 47.23 ns 74.23 ns 1.57 0.10 False
Join_List - Duration of single invocation 51.56 ns 101.27 ns 1.96 0.03 False
Trim - Duration of single invocation 13.37 ns 63.93 ns 4.78 0.03 False
Replace_String - Duration of single invocation 7.05 ns 13.07 ns 1.85 0.16 False
TrimStart - Duration of single invocation 1.45 ns 14.83 ns 10.26 0.08 False
Replace_String - Duration of single invocation 24.46 ns 31.02 ns 1.27 0.06 False
IndexOfAny - Duration of single invocation 6.26 ns 16.10 ns 2.57 0.07 False
ToUpperInvariant - Duration of single invocation 11.67 ns 35.91 ns 3.08 0.11 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_String*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_String.ToLower(s: "TEST")

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 51.47122197117953 > 18.664743199707765.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -24.249016210942752 (T) = (0 -44.896185463508026) / Math.Sqrt((8.209530086094585 / (51)) + (7.8862206451442445 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3718455963441887 = (18.928797697754078 - 44.896185463508026) / 18.928797697754078 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Split(s: "A B C D E F G H I J K L M N O P Q R S T U V W X Y Z", arr: [' '], options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 324.6162967508299 > 319.4607997136745.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -14.42530642476392 (T) = (0 -326.3904065040773) / Math.Sqrt((17.171086963489312 / (51)) + (8.648352268725004 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.055547229851740626 = (309.21440298784285 - 326.3904065040773) / 309.21440298784285 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToLowerInvariant(s: "TEST")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 37.221027254950904 > 12.377884402904142.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -118.2030238436368 (T) = (0 -36.502604680046225) / Math.Sqrt((0.0872730220345338 / (51)) + (0.336087191123881 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.0969728597434116 = (11.786543290234231 - 36.502604680046225) / 11.786543290234231 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.TrimEnd(s: "Test ")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 30.9539870890221 > 11.442772967041273.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -84.68458704277322 (T) = (0 -31.071455069157302) / Math.Sqrt((2.6520588424074885 / (51)) + (0.0079853586325267 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.684191203432807 = (11.575723454208507 - 31.071455069157302) / 11.575723454208507 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Format_MultipleArgs

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 414.66862280912045 > 210.87225028360936.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -178.47543180030786 (T) = (0 -416.15040374323723) / Math.Sqrt((2.605007841795289 / (51)) + (11.200874869529743 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.068861171314173 = (201.14950655625287 - 416.15040374323723) / 201.14950655625287 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_String(text: "This is a very nice sentence", oldValue: "nice", newValue: "bad")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 87.89224801263701 > 40.22714262952886.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -336.9760218615106 (T) = (0 -88.00229197038536) / Math.Sqrt((0.8874872715409873 / (51)) + (0.03724858838922122 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3185910107758065 = (37.95507338784151 - 88.00229197038536) / 37.95507338784151 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToLowerInvariant(s: "This is a much longer piece of text that might benefit more from vectorization.")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 65.96440080720393 > 42.73411854822243.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -63.285954682822904 (T) = (0 -66.20643711762676) / Math.Sqrt((0.5118417252477223 / (51)) + (1.199597216409709 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6190092044943432 = (40.893181418511254 - 66.20643711762676) / 40.893181418511254 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToUpper(s: "test")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 42.47542117699382 > 19.615888004584434.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -22.205916608173066 (T) = (0 -42.79896427198575) / Math.Sqrt((12.374363888883309 / (51)) + (7.347107869505003 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2678653668170845 = (18.871915810440488 - 42.79896427198575) / 18.871915810440488 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Remove_Int(s: "dzsdzsDDZSDZSDZSddsz", i: 7)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.04544688325287 > 8.468534804398432.
IsChangePoint: Marked as a change because one of 5/9/2022 11:56:12 AM, 6/6/2022 10:12:27 PM, 6/20/2022 2:50:37 PM, 6/23/2022 8:35:19 AM, 6/27/2022 8:54:23 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -7.685536901376884 (T) = (0 -9.243973166918412) / Math.Sqrt((0.20020395252644616 / (14)) + (0.06725546706610874 / (45))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (14) + (45) - 2, .025) and -0.11668167481019233 = (8.278073667224506 - 9.243973166918412) / 8.278073667224506 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_String(text: "This is a very nice sentence. This is another very nice sentence.", oldValue: "a", newValue: "")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 116.2717883025239 > 47.74944637278567.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -298.50491024410076 (T) = (0 -116.49116242524173) / Math.Sqrt((1.9134579409749222 / (51)) + (0.14220325210955376 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5160850629197455 = (46.29857874918651 - 116.49116242524173) / 46.29857874918651 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.TrimStart(s: " Test")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 31.09432526632011 > 12.086879887874764.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -221.25914552669528 (T) = (0 -31.341600530818077) / Math.Sqrt((0.20876698351034415 / (51)) + (0.03445230155190875 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.8330480476555862 = (11.062855272346683 - 31.341600530818077) / 11.062855272346683 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToUpper(s: "This is a much longer piece of text that might benefit more from vectorization.")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 73.38378623770333 > 49.683849248826725.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -38.69164194804891 (T) = (0 -75.65935661294884) / Math.Sqrt((0.7917186779215577 / (51)) + (4.085200614407901 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.589707001479173 = (47.593271302542014 - 75.65935661294884) / 47.593271302542014 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToUpper(s: "TEST")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.400657986676102 > 9.203248230729248.
IsChangePoint: Marked as a change because one of 6/12/2022 10:27:29 PM, 6/14/2022 2:48:28 AM, 7/2/2022 10:13:03 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -8.956013859114451 (T) = (0 -11.242881897605805) / Math.Sqrt((0.4315279754492667 / (50)) + (0.46917744238493997 / (9))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (50) + (9) - 2, .025) and -0.24433680645640393 = (9.035240169117111 - 11.242881897605805) / 9.035240169117111 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToLower(s: "TeSt")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 42.91131436428464 > 19.325840959222408.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -40.97185508051983 (T) = (0 -44.625741462296844) / Math.Sqrt((4.514400760100095 / (51)) + (2.5153912997852763 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3969448745070723 = (18.617758771558755 - 44.625741462296844) / 18.617758771558755 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToLowerInvariant(s: "test")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.62527065079784 > 2.6942996201283655.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -104.99044880885214 (T) = (0 -4.6277673688776675) / Math.Sqrt((1.593179808510341E-05 / (51)) + (0.0030794622878040525 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8027568854858508 = (2.567050169735152 - 4.6277673688776675) / 2.567050169735152 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Format_OneArg(s: "Testing {0}, {0:C}, {0:D5}, {0:E} - {0:F4}{0:G}{0:N}  {0:X} !!", o: 8)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 776.361095391238 > 431.0399897652082.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -159.6499191741263 (T) = (0 -781.5318474377486) / Math.Sqrt((17.923858490858905 / (51)) + (41.165095755822726 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9191938061307846 = (407.2188253949016 - 781.5318474377486) / 407.2188253949016 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToUpperInvariant(s: "TEST")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.63297686032741 > 2.300983118014759.
IsChangePoint: Marked as a change because one of 6/6/2022 10:12:27 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -69.3596325220567 (T) = (0 -4.671026682018567) / Math.Sqrt((0.0022501946666969286 / (51)) + (0.009785672269386824 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.121407620770578 = (2.201852504103793 - 4.671026682018567) / 2.201852504103793 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToLower(s: "test")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.62983471425309 > 9.560082248550996.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -4.241760650664717 (T) = (0 -11.4901660558533) / Math.Sqrt((0.4231761328288882 / (51)) + (2.238343462886683 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.24710912473379687 = (9.213440771116117 - 11.4901660558533) / 9.213440771116117 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.TrimEnd(s: "Test")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.327813158397447 > 1.5253188299656388.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1163.3364169603512 (T) = (0 -13.338047158163644) / Math.Sqrt((0.0046353865038671225 / (51)) + (9.246500034106129E-05 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.532809815622026 = (1.5631483000762656 - 13.338047158163644) / 1.5631483000762656 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Interpolation_MultipleArgs(c: '1', s: "Foo")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 141.21055378268392 > 68.83604656366815.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -81.84394707453094 (T) = (0 -141.8961455807313) / Math.Sqrt((3.7043404873765944 / (51)) + (6.449454910502936 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1772768114919092 = (65.1713851136372 - 141.8961455807313) / 65.1713851136372 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.PadLeft(n: 18)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.377512217758643 > 10.017255803325112.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -67.2400091300116 (T) = (0 -15.196680551117765) / Math.Sqrt((0.05026277183179752 / (51)) + (0.04824684679516324 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.588881088654829 = (9.564391356676985 - 15.196680551117765) / 9.564391356676985 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToUpperInvariant(s: "TeSt")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 36.27631730710978 > 12.239113580708157.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -27.21472807118374 (T) = (0 -37.31104830546029) / Math.Sqrt((0.04430312589339579 / (51)) + (7.064562284883792 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.1823696514184654 = (11.724297423723161 - 37.31104830546029) / 11.724297423723161 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Trim(s: "Test")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.41497355761286 > 2.261973461475735.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1113.0460871964415 (T) = (0 -24.38841992905837) / Math.Sqrt((0.0018954950508052665 / (51)) + (0.002875260598979449 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.970793413825993 = (2.2230315537910643 - 24.38841992905837) / 2.2230315537910643 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToLowerInvariant(s: "TeSt")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 36.03258278900034 > 12.324779999019349.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -150.11312335324251 (T) = (0 -36.43184044064246) / Math.Sqrt((0.08226692029706334 / (51)) + (0.20255028414075746 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.08826044538882 = (11.79688082818274 - 36.43184044064246) / 11.79688082818274 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Split(s: "A B C D E F G H I J K L M N O P Q R S T U V W X Y Z", arr: [' '], options: RemoveEmptyEntries)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 596.6462850186747 > 386.6414585698195.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -97.56645018138849 (T) = (0 -596.6232405930568) / Math.Sqrt((21.172418867382994 / (51)) + (39.32522890696545 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6066041540742757 = (371.3567147701238 - 596.6232405930568) / 371.3567147701238 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Join_Array

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 82.67092811239903 > 45.225922087096286.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -264.55526381287774 (T) = (0 -83.17775550343598) / Math.Sqrt((0.5077905110415019 / (51)) + (0.10057987726951588 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9135065908553345 = (43.468758300046225 - 83.17775550343598) / 43.468758300046225 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Split(s: "ABCDEFGHIJKLMNOPQRSTUVWXYZ", arr: [' '], options: RemoveEmptyEntries)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 37.11711321542852 > 16.662291927654795.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -165.41796891592463 (T) = (0 -37.01502976611818) / Math.Sqrt((0.12690481718561858 / (51)) + (0.11009899795739728 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3239207666839024 = (15.927836394756454 - 37.01502976611818) / 15.927836394756454 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Trim(s: "Test ")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 42.322455091870566 > 12.31074492151517.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -453.1968444782415 (T) = (0 -42.120542029502495) / Math.Sqrt((0.0793395271960501 / (51)) + (0.02265562953304434 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.4807060771663907 = (12.101148759964364 - 42.120542029502495) / 12.101148759964364 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Split(s: "ABCDEFGHIJKLMNOPQRSTUVWXYZ", arr: [' '], options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 36.46509629270057 > 16.810573161358082.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -120.0599405502427 (T) = (0 -37.037226027675054) / Math.Sqrt((0.5338349539244791 / (51)) + (0.1588990018017658 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2964167286757002 = (16.12826869147296 - 37.037226027675054) / 16.12826869147296 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToUpper(s: "TeSt")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 41.559101418669066 > 19.683928309452508.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -17.30851514939442 (T) = (0 -44.15062939306883) / Math.Sqrt((1.7324249175828856 / (51)) + (17.295061781687906 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3862409546639867 = (18.50216731331133 - 44.15062939306883) / 18.50216731331133 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Join_Enumerable

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 413.6908899429292 > 203.3031759208485.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -145.92171347697447 (T) = (0 -415.72757443809877) / Math.Sqrt((6.378683889610572 / (51)) + (17.65743424335979 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1553672948584848 = (192.8801533872185 - 415.72757443809877) / 192.8801533872185 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Trim(s: " Test")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 42.01247043915406 > 12.189814527072215.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -422.0061032334545 (T) = (0 -42.1964109264956) / Math.Sqrt((0.016195462778886036 / (51)) + (0.03958902438005634 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.64640315112573 = (11.572064080042434 - 42.1964109264956) / 11.572064080042434 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Format_OneArg(s: "Testing {0}, {0:C}, {0:E} - {0:F4}{0:G}{0:N} , !!", o: 3.14159)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0981936985521192 > 904.6059863986163.
IsChangePoint: Marked as a change because one of 6/6/2022 10:51:35 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -171.73810959201597 (T) = (0 -1095.4809414034444) / Math.Sqrt((35.25195026611387 / (51)) + (9.332093895096353 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.27173800596670555 = (861.4045788233873 - 1095.4809414034444) / 861.4045788233873 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_Char(text: "This is a very nice sentence", oldChar: 'i', newChar: 'I')

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.039052233032987 > 18.540700575271227.
IsChangePoint: Marked as a change because one of 5/20/2022 9:09:19 PM, 6/2/2022 9:03:53 PM, 6/30/2022 12:21:07 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -14.845011774448064 (T) = (0 -19.194152363393453) / Math.Sqrt((0.0345334823515243 / (35)) + (0.22186070950677445 / (24))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (35) + (24) - 2, .025) and -0.08486816168071884 = (17.69261283662076 - 19.194152363393453) / 17.69261283662076 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToUpperInvariant(s: "This is a much longer piece of text that might benefit more from vectorization.")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 65.682673529287 > 42.735589977390646.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -88.30941829116351 (T) = (0 -66.28916287598366) / Math.Sqrt((0.12340316815372457 / (51)) + (0.6497606786842549 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6267437497860129 = (40.74960354678083 - 66.28916287598366) / 40.74960354678083 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToLower(s: "This is a much longer piece of text that might benefit more from vectorization.")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 74.22883956877486 > 50.435058760326314.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -43.25199192467269 (T) = (0 -75.18613980437519) / Math.Sqrt((1.8293241776258873 / (51)) + (2.887030830670144 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5682531308561387 = (47.942604624885824 - 75.18613980437519) / 47.942604624885824 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Join_List

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 101.26813403056059 > 53.156092798465636.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -302.81735110427337 (T) = (0 -101.16425648501297) / Math.Sqrt((0.7654785501669429 / (51)) + (0.09670022544564792 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9713568405416338 = (51.3170697483759 - 101.16425648501297) / 51.3170697483759 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Trim(s: " Te st  ")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 63.932577860028694 > 14.126205942245615.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -221.87953396937536 (T) = (0 -63.8763190182531) / Math.Sqrt((2.564068953586128 / (51)) + (0.0010214829490979888 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.542240336008602 = (14.062734310175905 - 63.8763190182531) / 14.062734310175905 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_String(text: "This is a very nice sentence", oldValue: "bad", newValue: "nice")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.07144451011545 > 7.403788136948371.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -47.36408321931781 (T) = (0 -12.795364001287775) / Math.Sqrt((0.35071686383984146 / (51)) + (0.05370276532359112 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.759075753621238 = (7.273913005137615 - 12.795364001287775) / 7.273913005137615 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.TrimStart(s: "Test")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.83199811181719 > 1.5191888345062343.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -77.02038858691753 (T) = (0 -13.713966619252496) / Math.Sqrt((0.0006144209998262535 / (51)) + (0.2041103021343493 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.736105379647139 = (1.4085680140563068 - 13.713966619252496) / 1.4085680140563068 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.Replace_String(text: "This is a very nice sentence. This is another very nice sentence.", oldValue: "a", newValue: "b")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 31.018429942647472 > 25.824839785879913.
IsChangePoint: Marked as a change because one of 6/2/2022 9:03:53 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -35.10466899037454 (T) = (0 -30.863353513942783) / Math.Sqrt((0.8638325820889932 / (51)) + (0.06688802983149451 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.22087326448015024 = (25.279735752985342 - 30.863353513942783) / 25.279735752985342 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.IndexOfAny

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.096688319462697 > 6.57570520404099.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -220.53893217485802 (T) = (0 -16.123538612009177) / Math.Sqrt((0.0003935455626616089 / (51)) + (0.015930956115203263 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5744149343667353 = (6.262991407006932 - 16.123538612009177) / 6.262991407006932 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_String.ToUpperInvariant(s: "test")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 35.912854694360654 > 12.245515238682119.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -91.7339667468744 (T) = (0 -36.54285313713079) / Math.Sqrt((0.9496321226355907 / (51)) + (0.42070410352475257 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.0291430177399596 = (12.063759592439242 - 36.54285313713079) / 12.063759592439242 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.ReadJson<MyEventsListerViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromStream - Duration of single invocation 307.79 μs 457.54 μs 1.49 0.06 False
DeserializeFromUtf8Bytes - Duration of single invocation 263.15 μs 415.64 μs 1.58 0.04 False
DeserializeFromString - Duration of single invocation 267.87 μs 429.90 μs 1.60 0.03 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;MyEventsListerViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<MyEventsListerViewModel>.DeserializeFromStream

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 457.5355245421246 > 324.5625736581241.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -53.00062653784028 (T) = (0 -469307.3795985794) / Math.Sqrt((217185644.04491192 / (51)) + (32414006.051463805 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.48271280779386355 = (316519.40762342536 - 469307.3795985794) / 316519.40762342536 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;MyEventsListerViewModel&gt;.DeserializeFromUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 415.63691776315784 > 276.3714465181311.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -123.04791810852797 (T) = (0 -423280.058292309) / Math.Sqrt((20607752.8633886 / (51)) + (10331170.24312001 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6090682592057723 = (263059.1063310377 - 423280.058292309) / 263059.1063310377 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;MyEventsListerViewModel&gt;.DeserializeFromString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 429.90266865904374 > 281.7069102159386.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -75.37123903904771 (T) = (0 -429532.1624916822) / Math.Sqrt((21016693.69526388 / (51)) + (33140671.372247897 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5986921216518512 = (268677.2247603669 - 429532.1624916822) / 268677.2247603669 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<ImmutableSortedDictionary<String, String>>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToStream - Duration of single invocation 12.38 μs 19.87 μs 1.61 0.01 False
SerializeObjectProperty - Duration of single invocation 13.41 μs 21.19 μs 1.58 0.02 False
SerializeToString - Duration of single invocation 12.87 μs 20.99 μs 1.63 0.04 False
SerializeToUtf8Bytes - Duration of single invocation 12.68 μs 20.78 μs 1.64 0.04 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableSortedDictionary&lt;String, String&gt;&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<ImmutableSortedDictionary<String, String>>.SerializeToStream

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.873659214959567 > 12.962871711942757.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -128.0185556265303 (T) = (0 -19788.618624120878) / Math.Sqrt((11220.735228010088 / (51)) + (25380.062912991667 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6046389678190621 = (12332.131414592586 - 19788.618624120878) / 12332.131414592586 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableSortedDictionary&lt;String, String&gt;&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 21.19048520443013 > 14.196029816978667.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -120.22962544536469 (T) = (0 -21030.499505800948) / Math.Sqrt((32898.206923096855 / (51)) + (28613.456328931406 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5909796482997602 = (13218.584868936388 - 21030.499505800948) / 13218.584868936388 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableSortedDictionary&lt;String, String&gt;&gt;.SerializeToString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 20.98706678049706 > 13.620428155954029.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -95.48957626613355 (T) = (0 -20866.36315973612) / Math.Sqrt((56683.17626578764 / (51)) + (43956.06714312343 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5922126781377943 = (13105.261279630566 - 20866.36315973612) / 13105.261279630566 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;ImmutableSortedDictionary&lt;String, String&gt;&gt;.SerializeToUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 20.77942082205683 > 13.25408468627076.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -65.73999658824935 (T) = (0 -20497.508657128496) / Math.Sqrt((45388.81529924023 / (51)) + (109545.04970270854 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6321347281331583 = (12558.711179789441 - 20497.508657128496) / 12558.711179789441 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Xml.Linq.Perf_XElement

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetAttribute - Duration of single invocation 15.44 ns 27.76 ns 1.80 0.27 False
CreateElement - Duration of single invocation 27.07 ns 39.30 ns 1.45 0.35 False
CreateElementsWithNamespace - Duration of single invocation 89.50 ns 113.52 ns 1.27 0.01 False
CreateElementWithNamespace - Duration of single invocation 57.55 ns 83.75 ns 1.46 0.04 False
GetElement - Duration of single invocation 23.15 ns 33.91 ns 1.47 0.44 False
GetElementWithNamespace - Duration of single invocation 51.33 ns 74.75 ns 1.46 0.05 False
CreateWithElements - Duration of single invocation 57.43 ns 69.32 ns 1.21 0.02 False

graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Xml.Linq.Perf_XElement*'

Payloads

Baseline
Compare

Histogram

System.Xml.Linq.Perf_XElement.GetAttribute

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 27.76096458081951 > 16.205976849677654.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -68.96490915228472 (T) = (0 -27.89857420725135) / Math.Sqrt((0.393266067894331 / (51)) + (0.18909374998146578 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7783249124572187 = (15.688119764740971 - 27.89857420725135) / 15.688119764740971 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Xml.Linq.Perf_XElement.CreateElement

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 39.302805519673186 > 29.003600150073094.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -45.922158765934725 (T) = (0 -39.51340444991231) / Math.Sqrt((0.9317602669577285 / (51)) + (0.3963049942674721 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4339677900701951 = (27.555294284523686 - 39.51340444991231) / 27.555294284523686 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Xml.Linq.Perf_XElement.CreateElementsWithNamespace

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 113.5241982148258 > 94.17304543723802.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -24.236838747060123 (T) = (0 -115.9383493217514) / Math.Sqrt((0.2764248500694925 / (51)) + (9.464568338100014 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2951712283223217 = (89.51584685210325 - 115.9383493217514) / 89.51584685210325 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Xml.Linq.Perf_XElement.CreateElementWithNamespace

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 83.752276639325 > 60.81553224669283.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -65.4838882298067 (T) = (0 -82.14083641747692) / Math.Sqrt((0.7693740173712084 / (51)) + (0.9602316299845308 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.41450686561897454 = (58.070298853963415 - 82.14083641747692) / 58.070298853963415 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Xml.Linq.Perf_XElement.GetElement

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 33.91344278151831 > 24.70580176533215.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -21.33124414345937 (T) = (0 -35.459940311890676) / Math.Sqrt((1.5944361844698376 / (51)) + (2.0665691708830765 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4786715815148677 = (23.980943946702972 - 35.459940311890676) / 23.980943946702972 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Xml.Linq.Perf_XElement.GetElementWithNamespace

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 74.74740833265251 > 54.356536404612974.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -70.21272328312358 (T) = (0 -75.05377135246312) / Math.Sqrt((0.614138726435897 / (51)) + (0.7662366271565882 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4433808777390305 = (51.99859060765052 - 75.05377135246312) / 51.99859060765052 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Xml.Linq.Perf_XElement.CreateWithElements

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 69.32097718395784 > 60.249894534652626.
IsChangePoint: Marked as a change because one of 5/31/2022 2:22:18 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -38.00286860898276 (T) = (0 -70.0194059925004) / Math.Sqrt((0.463443545812783 / (51)) + (0.7777254752159244 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.21500490466962008 = (57.62890810020214 - 70.0194059925004) / 57.62890810020214 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Binary_FromStream<MyEventsListerViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
BinaryFormatter_ - Duration of single invocation 54.88 μs 59.91 μs 1.09 0.03 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Binary_FromStream&lt;MyEventsListerViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Binary_FromStream<MyEventsListerViewModel>.BinaryFormatter_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 59.913319814191894 > 59.23424693926406.
IsChangePoint: Marked as a change because one of 5/24/2022 1:50:23 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -14.996980087337233 (T) = (0 -60074.431024633865) / Math.Sqrt((579711.2205449062 / (51)) + (454636.80662982335 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.06973853030219812 = (56158.05107783021 - 60074.431024633865) / 56158.05107783021 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.ReadJson<Location>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromUtf8Bytes - Duration of single invocation 907.11 ns 1.54 μs 1.70 0.00 False
DeserializeFromStream - Duration of single invocation 1.28 μs 2.07 μs 1.61 0.04 False
DeserializeFromString - Duration of single invocation 981.35 ns 1.64 μs 1.67 0.02 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;Location&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<Location>.DeserializeFromUtf8Bytes

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.5400957741248351 > 955.6992183458319.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -75.89263568890163 (T) = (0 -1530.6066412896332) / Math.Sqrt((80.24291691650606 / (51)) + (510.0496297362492 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6687975571962754 = (917.1913241898467 - 1530.6066412896332) / 917.1913241898467 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;Location&gt;.DeserializeFromStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.0662843632177452 > 1.3510965409548696.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -28.19509285280967 (T) = (0 -1918.0953818526007) / Math.Sqrt((1497.009911514694 / (51)) + (3784.231493161188 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.49136520956177726 = (1286.1339191466145 - 1918.0953818526007) / 1286.1339191466145 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;Location&gt;.DeserializeFromString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.6407277287208257 > 1034.8788329816923.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -124.17397984439522 (T) = (0 -1615.4823995993909) / Math.Sqrt((126.62140091411032 / (51)) + (182.2188914262083 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6295113970280618 = (991.3906724099891 - 1615.4823995993909) / 991.3906724099891 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_ToStream<ClassImplementingIXmlSerialiable>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
XmlSerializer_ - Duration of single invocation 1.10 μs 1.56 μs 1.42 0.02 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream&lt;ClassImplementingIXmlSerialiable&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<ClassImplementingIXmlSerialiable>.XmlSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.558921642713784 > 1.1668167228650013.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -55.676487065383284 (T) = (0 -1574.6086179707231) / Math.Sqrt((120.19064048451497 / (51)) + (552.9572029358958 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4264062418854754 = (1103.8991359778042 - 1574.6086179707231) / 1103.8991359778042 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromUtf8Bytes - Duration of single invocation 8.93 μs 11.94 μs 1.34 0.01 False
DeserializeFromString - Duration of single invocation 9.27 μs 12.14 μs 1.31 0.01 False
DeserializeFromStream - Duration of single invocation 10.78 μs 13.89 μs 1.29 0.01 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;HashSet&lt;String&gt;&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>.DeserializeFromUtf8Bytes

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 11.93808995861268 > 9.450287115514286.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -76.30526428592846 (T) = (0 -12001.475470291498) / Math.Sqrt((8918.001489179025 / (51)) + (10323.081505378912 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.32165815070891923 = (9080.620025574746 - 12001.475470291498) / 9080.620025574746 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;HashSet&lt;String&gt;&gt;.DeserializeFromString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.143069895382398 > 9.732487073904036.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -77.16246748225673 (T) = (0 -12191.465128671227) / Math.Sqrt((8464.336264022677 / (51)) + (9760.203431799966 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.30826704192721155 = (9318.789465728609 - 12191.465128671227) / 9318.789465728609 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;HashSet&lt;String&gt;&gt;.DeserializeFromStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.885873591482046 > 11.425455411981345.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -57.24237310025025 (T) = (0 -13921.267542929501) / Math.Sqrt((16776.324853891103 / (51)) + (19173.812844846947 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2733536325159088 = (10932.758337857551 - 13921.267542929501) / 10932.758337857551 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

@performanceautofiler
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Globalization.Tests.StringSearch

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
LastIndexOf_Word_NotFound - Duration of single invocation 303.45 ns 1.61 μs 5.30 0.01 False
LastIndexOf_Word_NotFound - Duration of single invocation 20.49 ns 40.20 ns 1.96 0.13 False
IsSuffix_DifferentLastChar - Duration of single invocation 607.18 ns 662.81 ns 1.09 0.10 False
IsPrefix_DifferentFirstChar - Duration of single invocation 7.41 ns 47.61 ns 6.42 0.19 False
IsPrefix_FirstHalf - Duration of single invocation 130.51 ns 1.45 μs 11.14 0.00 False
LastIndexOf_Word_NotFound - Duration of single invocation 303.43 ns 1.71 μs 5.63 0.01 False
LastIndexOf_Word_NotFound - Duration of single invocation 13.78 μs 14.88 μs 1.08 0.00 False
IsPrefix_FirstHalf - Duration of single invocation 130.53 ns 1.41 μs 10.76 0.00 False
IsSuffix_DifferentLastChar - Duration of single invocation 638.66 ns 679.30 ns 1.06 0.05 False
IsSuffix_SecondHalf - Duration of single invocation 132.69 ns 1.48 μs 11.14 0.01 False
IsSuffix_DifferentLastChar - Duration of single invocation 7.01 ns 45.88 ns 6.54 0.16 False
LastIndexOf_Word_NotFound - Duration of single invocation 13.43 μs 14.79 μs 1.10 0.00 False
LastIndexOf_Word_NotFound - Duration of single invocation 13.61 μs 14.72 μs 1.08 0.00 False
LastIndexOf_Word_NotFound - Duration of single invocation 394.58 ns 421.93 ns 1.07 0.01 False
LastIndexOf_Word_NotFound - Duration of single invocation 303.44 ns 1.61 μs 5.31 0.01 False
IsPrefix_FirstHalf - Duration of single invocation 130.55 ns 1.45 μs 11.13 0.00 False
IndexOf_Word_NotFound - Duration of single invocation 19.53 ns 38.31 ns 1.96 0.15 False
IsSuffix_DifferentLastChar - Duration of single invocation 102.01 ns 110.08 ns 1.08 0.02 False
IsSuffix_DifferentLastChar - Duration of single invocation 7.93 ns 47.19 ns 5.95 0.13 False
IsPrefix_FirstHalf - Duration of single invocation 155.79 ns 1.48 μs 9.50 0.00 False
IsPrefix_DifferentFirstChar - Duration of single invocation 7.15 ns 45.94 ns 6.43 0.11 False
LastIndexOf_Word_NotFound - Duration of single invocation 13.79 μs 14.93 μs 1.08 0.01 False
IsSuffix_SecondHalf - Duration of single invocation 130.91 ns 1.40 μs 10.71 0.00 False
IsSuffix_DifferentLastChar - Duration of single invocation 7.93 ns 46.81 ns 5.90 0.11 False
IsPrefix_DifferentFirstChar - Duration of single invocation 7.14 ns 45.81 ns 6.41 0.09 False
IndexOf_Word_NotFound - Duration of single invocation 311.19 ns 1.70 μs 5.47 0.02 False
IsSuffix_DifferentLastChar - Duration of single invocation 12.01 ns 35.78 ns 2.98 0.28 False
IndexOf_Word_NotFound - Duration of single invocation 693.47 ns 1.88 μs 2.72 0.03 False
LastIndexOf_Word_NotFound - Duration of single invocation 700.29 ns 1.89 μs 2.69 0.03 False
IsSuffix_SecondHalf - Duration of single invocation 7.95 ns 30.35 ns 3.82 0.24 False
IsSuffix_DifferentLastChar - Duration of single invocation 7.02 ns 45.63 ns 6.50 0.09 False
IndexOf_Word_NotFound - Duration of single invocation 310.57 ns 1.61 μs 5.19 0.01 False
IsSuffix_SecondHalf - Duration of single invocation 53.44 ns 66.46 ns 1.24 0.02 False
IsPrefix_FirstHalf - Duration of single invocation 7.91 ns 31.02 ns 3.92 0.18 False
IsPrefix_DifferentFirstChar - Duration of single invocation 428.21 ns 456.79 ns 1.07 0.04 False
IsPrefix_FirstHalf - Duration of single invocation 52.43 ns 65.29 ns 1.25 0.01 False
IndexOf_Word_NotFound - Duration of single invocation 693.61 ns 1.88 μs 2.72 0.04 False
IsSuffix_DifferentLastChar - Duration of single invocation 7.03 ns 45.72 ns 6.51 0.10 False
LastIndexOf_Word_NotFound - Duration of single invocation 700.39 ns 1.89 μs 2.69 0.03 False
IsPrefix_DifferentFirstChar - Duration of single invocation 5.70 ns 26.22 ns 4.60 0.06 False
IsSuffix_SecondHalf - Duration of single invocation 132.71 ns 1.48 μs 11.13 0.01 False
IndexOf_Word_NotFound - Duration of single invocation 311.02 ns 1.61 μs 5.18 0.01 False
IsSuffix_SecondHalf - Duration of single invocation 130.64 ns 1.40 μs 10.74 0.00 False
IsPrefix_DifferentFirstChar - Duration of single invocation 5.15 ns 27.74 ns 5.39 0.11 False
IndexOf_Word_NotFound - Duration of single invocation 26.80 ns 48.13 ns 1.80 0.12 False
IsPrefix_DifferentFirstChar - Duration of single invocation 7.34 ns 45.74 ns 6.23 0.10 False
IsSuffix_SecondHalf - Duration of single invocation 130.50 ns 1.40 μs 10.76 0.00 False
IsPrefix_FirstHalf - Duration of single invocation 155.89 ns 1.48 μs 9.47 0.00 False
IsPrefix_DifferentFirstChar - Duration of single invocation 7.86 ns 47.77 ns 6.08 0.20 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Globalization.Tests.StringSearch*'

Payloads

Baseline
Compare

Histogram

System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, None, False))

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.6087766931114549 > 318.5354520700869.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -57.56875172816907 (T) = (0 -1654.3715195166108) / Math.Sqrt((0.013610178386497132 / (51)) + (4405.898136518111 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.453498116600709 = (303.3596939330784 - 1654.3715195166108) / 303.3596939330784 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, Ordinal, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 40.19581438421513 > 21.29441789680749.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -67.33843204667681 (T) = (0 -39.78196705598702) / Math.Sqrt((2.9762171650017692 / (51)) + (0.18981174354163088 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9415934138607303 = (20.48933972065923 - 39.78196705598702) / 20.48933972065923 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (pl-PL, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 662.8149813449902 > 631.1731308468741.
IsChangePoint: Marked as a change because one of 6/30/2022 6:15:37 AM, 7/4/2022 6:59:29 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -2.430813695788747 (T) = (0 -689.9263824668067) / Math.Sqrt((251.09923374150497 / (55)) + (3777.083085010749 / (4))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (55) + (4) - 2, .025) and -0.12174108696798955 = (615.0495782691204 - 689.9263824668067) / 615.0495782691204 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 47.61021188665381 > 7.783056194059499.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -236.5076356662393 (T) = (0 -46.89940432766316) / Math.Sqrt((0.04245771412872516 / (51)) + (0.2152113622232848 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.242772493539761 = (7.512592261883051 - 46.89940432766316) / 7.512592261883051 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, IgnoreNonSpace, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.4533083102296767 > 137.07303317429253.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -150.06197690647096 (T) = (0 -1434.9199605432493) / Math.Sqrt((0.0019653648850196277 / (51)) + (604.4432098483534 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.992037887118755 = (130.54175897854117 - 1434.9199605432493) / 130.54175897854117 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.708202985395189 > 318.5940814890851.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -11.232008107475135 (T) = (0 -1752.049549274101) / Math.Sqrt((0.018727954990785844 / (51)) + (133073.64641804952 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.774408082854238 = (303.41630243910276 - 1752.049549274101) / 303.41630243910276 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, IgnoreCase, True))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.881551041666665 > 14.47333356763414.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -81.10471758487704 (T) = (0 -14910.7174830691) / Math.Sqrt((1001.798974410356 / (51)) + (1351.14283643827 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.0807153243528509 = (13797.081569096717 - 14910.7174830691) / 13797.081569096717 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.405095577223218 > 137.0749510652918.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -147.3781723151397 (T) = (0 -1421.9753379695235) / Math.Sqrt((0.006432230504369106 / (51)) + (614.2871950145 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.89341963123666 = (130.5352576239731 - 1421.9753379695235) / 130.5352576239731 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (, IgnoreCase, True))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 679.3031357298385 > 672.9702370821072.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 7/1/2022 12:02:05 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -3.766910251557133 (T) = (0 -685.7260885722775) / Math.Sqrt((145.53593604403056 / (42)) + (1789.5324124524122 / (17))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (42) + (17) - 2, .025) and -0.060761805608783755 = (646.44681298525 - 685.7260885722775) / 646.44681298525 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.4782683443142997 > 139.34161955111267.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -147.77908284261517 (T) = (0 -1459.4345653466114) / Math.Sqrt((0.009011224595512644 / (51)) + (644.7745119583788 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.99504744023856 = (132.73563149946227 - 1459.4345653466114) / 132.73563149946227 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (en-US, IgnoreNonSpace, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 45.88222725980585 > 7.372734475903728.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -602.5570148452161 (T) = (0 -45.650650501985155) / Math.Sqrt((0.0636082693739444 / (51)) + (0.022736013766527258 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.412581997901711 = (7.118918793852882 - 45.650650501985155) / 7.118918793852882 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (, None, True))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.794080266279156 > 14.129720307803979.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -77.59688715962011 (T) = (0 -14757.076991171627) / Math.Sqrt((2763.631233644454 / (51)) + (1731.4914589041848 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.09469362138200536 = (13480.554470155246 - 14757.076991171627) / 13480.554470155246 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, None, True))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.715692833728278 > 14.112667439721612.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -75.73855751973278 (T) = (0 -14758.872595817029) / Math.Sqrt((1770.860010202493 / (51)) + (2042.4938542958819 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.09576482372942445 = (13469.014770510114 - 14758.872595817029) / 13469.014770510114 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, OrdinalIgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 421.93263919195164 > 414.5146694053544.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -209.600324707376 (T) = (0 -422.31727410114917) / Math.Sqrt((0.05359254843441733 / (51)) + (0.12771687191465472 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.06922174132010721 = (394.9763250976716 - 422.31727410114917) / 394.9763250976716 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, IgnoreNonSpace, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.6101815123699845 > 318.5424496770674.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -85.44337488772851 (T) = (0 -1632.7680571227768) / Math.Sqrt((0.01730966432914823 / (51)) + (1936.582690748181 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.381921405236841 = (303.3801377207076 - 1632.7680571227768) / 303.3801377207076 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.452746245503597 > 137.07883157072766.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -147.8877332575027 (T) = (0 -1422.433534810772) / Math.Sqrt((0.0016948275691061115 / (51)) + (610.4752908614113 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.895186718100284 = (130.5561411304378 - 1422.433534810772) / 130.5561411304378 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, Ordinal, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 38.30807062507932 > 20.422245965990598.
IsChangePoint: Marked as a change because one of 5/30/2022 10:25:35 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -62.93353238612637 (T) = (0 -38.68274339317846) / Math.Sqrt((0.22642368107594624 / (51)) + (0.7034103655276321 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9780369080528081 = (19.55612821767719 - 38.68274339317846) / 19.55612821767719 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (en-US, OrdinalIgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 110.08267894487088 > 107.11041289647783.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 6/27/2022 8:54:23 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -21.08546185460523 (T) = (0 -109.7985407138209) / Math.Sqrt((27.591066305935033 / (51)) + (0.4320748507061108 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.17389080729387127 = (93.53386195001865 - 109.7985407138209) / 93.53386195001865 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (en-US, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 47.19185078747685 > 8.19381751081274.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -66.85911161892865 (T) = (0 -47.574649024656054) / Math.Sqrt((0.06618587956746104 / (51)) + (2.8119762713470893 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.050709955577066 = (7.862655684033492 - 47.574649024656054) / 7.862655684033492 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.4796694392359524 > 163.72263458753224.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -215.1077804746047 (T) = (0 -1470.5532093243905) / Math.Sqrt((0.00334253866410982 / (51)) + (298.8192460652684 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.433509293966821 = (155.88612503566188 - 1470.5532093243905) / 155.88612503566188 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, IgnoreNonSpace, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 45.94035426923359 > 7.501294215406593.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -436.17425320061994 (T) = (0 -45.93078291155057) / Math.Sqrt((0.017133966069920164 / (51)) + (0.06042807761313694 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.389379934193075 = (7.188613509387628 - 45.93078291155057) / 7.188613509387628 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (, IgnoreCase, True))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.927981660054366 > 14.513904165056317.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -37.21983012878934 (T) = (0 -14914.836009004566) / Math.Sqrt((35087.84012767851 / (51)) + (1176.440598113793 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.07771726122078809 = (13839.284704514923 - 14914.836009004566) / 13839.284704514923 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (en-US, IgnoreNonSpace, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.4026949238267348 > 137.3085626996509.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1553.2359892314084 (T) = (0 -1404.1856389415805) / Math.Sqrt((0.04509308001276482 / (51)) + (5.370256096216102 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.739174872726423 = (130.7535872711877 - 1404.1856389415805) / 130.7535872711877 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 46.80611236087946 > 8.06426270247887.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -47.625952379165724 (T) = (0 -48.00919359957393) / Math.Sqrt((0.05022157714151791 / (51)) + (5.697178724034311 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.162581727070534 = (7.790435198397889 - 48.00919359957393) / 7.790435198397889 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 45.81222352412008 > 7.501887541082782.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -57.35087041495604 (T) = (0 -46.54678523518973) / Math.Sqrt((0.017171747816097788 / (51)) + (3.7655499351369675 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.47748738681563 = (7.185932207283293 - 46.54678523518973) / 7.185932207283293 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.7036077997626662 > 326.78333782221915.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -84.12366950526399 (T) = (0 -1632.655570168949) / Math.Sqrt((0.10077554363353709 / (51)) + (1974.1428907716959 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.246921740599841 = (311.1644600177131 - 1632.655570168949) / 311.1644600177131 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (en-US, Ordinal, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 35.78175675864497 > 11.14122909557986.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -64.09315130774966 (T) = (0 -35.30429699397558) / Math.Sqrt((0.14979072818921138 / (51)) + (1.1337650119053941 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.2308709146281114 = (10.927176580819625 - 35.30429699397558) / 10.927176580819625 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.8846557774947412 > 728.07506575321.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -2881.942016228663 (T) = (0 -1884.1617090401253) / Math.Sqrt((7.916439812857767 / (51)) + (0.12031899520424873 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.7110878453059566 = (694.9836436699787 - 1884.1617090401253) / 694.9836436699787 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.8863611456822942 > 735.4774692694225.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -465.2822451332969 (T) = (0 -1885.741254033444) / Math.Sqrt((312.5651100724226 / (51)) + (0.4336990628241296 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5874860013092604 = (728.7928333058669 - 1885.741254033444) / 728.7928333058669 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (en-US, Ordinal, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 30.345972910898002 > 8.403309055830494.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -31.11088671658026 (T) = (0 -31.149202533310056) / Math.Sqrt((0.08951408131516116 / (51)) + (4.408772786304575 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.885387608735633 = (8.017012887794353 - 31.149202533310056) / 8.017012887794353 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 45.62689245537539 > 7.374921197657402.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -539.9327115351983 (T) = (0 -45.63884181758682) / Math.Sqrt((0.03344605442375081 / (51)) + (0.0355268311069114 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.434743222206031 = (7.092566127594506 - 45.63884181758682) / 7.092566127594506 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, IgnoreNonSpace, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.6108098030000468 > 326.6847710890808.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -84.35652850310785 (T) = (0 -1639.8867478703755) / Math.Sqrt((0.16528934587735145 / (51)) + (1985.0127843621806 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.2714035547713705 = (311.09110331460863 - 1639.8867478703755) / 311.09110331460863 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (en-US, OrdinalIgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 66.46203180968413 > 56.10371747749284.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 6/27/2022 8:54:23 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -17.239581342870284 (T) = (0 -68.06868121212614) / Math.Sqrt((7.4925077988954545 / (51)) + (8.581621608305952 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3883082200428398 = (49.02994899074047 - 68.06868121212614) / 49.02994899074047 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, Ordinal, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 31.023413911038116 > 8.307236805002026.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -140.32713050901566 (T) = (0 -30.920249964046892) / Math.Sqrt((0.30905470070570606 / (51)) + (0.16137152773898003 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.7741036949292988 = (8.192739909502176 - 30.920249964046892) / 8.192739909502176 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, IgnoreCase, True))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 456.79048426208925 > 449.29086068286523.
IsChangePoint: Marked as a change because one of 5/28/2022 6:51:39 AM, 5/29/2022 12:39:01 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -3.6971796890578488 (T) = (0 -465.3968444871443) / Math.Sqrt((26.037902133835054 / (51)) + (832.9298000761894 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.08844538570782878 = (427.57941794616664 - 465.3968444871443) / 427.57941794616664 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, OrdinalIgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 65.29085626478219 > 55.03534457996697.
IsChangePoint: Marked as a change because one of 5/20/2022 10:18:01 PM, 6/27/2022 8:54:23 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.82103477935669 (T) = (0 -65.96872638456163) / Math.Sqrt((7.743410935571146 / (51)) + (0.2765594945733701 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.37684941854072695 = (47.9128113039983 - 65.96872638456163) / 47.9128113039983 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.8847946595531082 > 728.3453146931477.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -915.0809224571244 (T) = (0 -1886.0825748937662) / Math.Sqrt((5.063646187889955 / (51)) + (12.767639532653464 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.71521847562693 = (694.6338174346281 - 1886.0825748937662) / 694.6338174346281 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (en-US, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 45.720239096870735 > 7.374319543949045.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -101.42875047103735 (T) = (0 -45.99964608378195) / Math.Sqrt((0.010221495533277003 / (51)) + (1.1770734699515635 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.509038484087241 = (7.0670416523482045 - 45.99964608378195) / 7.0670416523482045 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.8856586855554403 > 735.4895316230212.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -464.3920378876113 (T) = (0 -1885.4642183101948) / Math.Sqrt((313.5399556826221 / (51)) + (0.45444660387977026 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5874212354484443 = (728.7040055475976 - 1885.4642183101948) / 728.7040055475976 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, OrdinalIgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 26.22107527317041 > 5.984632171846311.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -98.32093875764973 (T) = (0 -26.758659492690857) / Math.Sqrt((0.004290234350623982 / (51)) + (0.3657827249644313 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.6818030217385895 = (5.715460340480966 - 26.758659492690857) / 5.715460340480966 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (en-US, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.4768599261134665 > 139.3480419220833.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -148.57608084912025 (T) = (0 -1453.3838448177894) / Math.Sqrt((0.0021608151469166012 / (51)) + (632.089902338792 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.951043103644158 = (132.71647559620595 - 1453.3838448177894) / 132.71647559620595 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.6120534003091191 > 326.5185842693696.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -86.16073671274428 (T) = (0 -1634.8579319343823) / Math.Sqrt((0.13476723276279143 / (51)) + (1888.4990510280586 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.255945657916569 = (311.04924562375174 - 1634.8579319343823) / 311.04924562375174 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (en-US, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.403608815428188 > 137.28951075002638.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -5689.073676929142 (T) = (0 -1403.5575181798017) / Math.Sqrt((0.033760127735080504 / (51)) + (0.3951479011596259 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.735752109480535 = (130.7367666342023 - 1403.5575181798017) / 130.7367666342023 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, Ordinal, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 27.737946587291166 > 5.407270034883091.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -284.34086990778076 (T) = (0 -27.567781003318245) / Math.Sqrt((0.07214703476675183 / (51)) + (0.038538065514055246 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.383045164379681 = (5.121224169869108 - 27.567781003318245) / 5.121224169869108 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, OrdinalIgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 48.13494541409011 > 28.13244477773541.
IsChangePoint: Marked as a change because one of 6/27/2022 8:54:23 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -50.33314101749719 (T) = (0 -48.81833742769763) / Math.Sqrt((5.486047105663273 / (51)) + (0.14167147388422846 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5746290020749605 = (31.003072700532936 - 48.81833742769763) / 31.003072700532936 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 45.739160511622316 > 7.509606031249112.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -953.8419273124308 (T) = (0 -45.774114365940875) / Math.Sqrt((0.024379678512475512 / (51)) + (0.009242908091869593 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.336125022153006 = (7.224307318100694 - 45.774114365940875) / 7.224307318100694 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (, None, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.403736018975625 > 137.11117724471532.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -8125.790431169301 (T) = (0 -1403.7182267154901) / Math.Sqrt((0.03693751626369729 / (51)) + (0.19053506106776785 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.734808822854287 = (130.76322549191465 - 1403.7182267154901) / 130.76322549191465 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.4766359155585627 > 163.6620680090854.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -140.60877597432554 (T) = (0 -1452.3899403794674) / Math.Sqrt((0.0038497286207367087 / (51)) + (680.1560774549955 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.316657475894006 = (155.89173951466958 - 1452.3899403794674) / 155.89173951466958 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (en-US, IgnoreCase, False))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 47.76760435182586 > 7.834666220871702.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -216.32450284055955 (T) = (0 -46.86486341627008) / Math.Sqrt((0.03754270296813248 / (51)) + (0.259073717680956 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.252003329955999 = (7.495975440659261 - 46.86486341627008) / 7.495975440659261 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

@performanceautofiler
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Author

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<Location>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToString - Duration of single invocation 637.21 ns 1.43 μs 2.24 0.03 False
SerializeObjectProperty - Duration of single invocation 814.67 ns 1.62 μs 1.99 0.01 False
SerializeToStream - Duration of single invocation 750.51 ns 1.53 μs 2.04 0.03 False
SerializeToUtf8Bytes - Duration of single invocation 572.38 ns 1.42 μs 2.47 0.03 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;Location&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<Location>.SerializeToString

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.4283041018428295 > 661.0374671974882.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -106.13602966600831 (T) = (0 -1426.8566540027348) / Math.Sqrt((80.64547886938193 / (51)) + (438.15209012272044 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2643950510666955 = (630.1270855236064 - 1426.8566540027348) / 630.1270855236064 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Location&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.6211272356171895 > 855.2983569886001.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -64.41378399916898 (T) = (0 -1640.4459793905141) / Math.Sqrt((117.2647798876862 / (51)) + (1331.9685184117548 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0414376278150448 = (803.573891770716 - 1640.4459793905141) / 803.573891770716 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Location&gt;.SerializeToStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.533570642583909 > 792.7784682723777.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -98.43282374518185 (T) = (0 -1548.310671095706) / Math.Sqrt((83.4503037241904 / (51)) + (511.84553902732785 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.0617684783285064 = (750.9624321887659 - 1548.310671095706) / 750.9624321887659 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Location&gt;.SerializeToUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.416027625505156 > 604.1994597897196.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -109.05760413098818 (T) = (0 -1418.6910782927096) / Math.Sqrt((56.993060133299814 / (51)) + (459.99199375814703 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4303867866923992 = (583.7305757506431 - 1418.6910782927096) / 583.7305757506431 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_FromStream<IndexViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DataContractSerializer_ - Duration of single invocation 116.90 μs 179.61 μs 1.54 0.02 False
XmlSerializer_ - Duration of single invocation 56.37 μs 152.97 μs 2.71 0.01 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_FromStream&lt;IndexViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_FromStream<IndexViewModel>.DataContractSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 179.61391515594542 > 123.02323573063325.
IsChangePoint: Marked as a change because one of 6/17/2022 3:57:37 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -145.7056372480006 (T) = (0 -179818.10170750992) / Math.Sqrt((1376581.823850869 / (51)) + (1231735.0146163322 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5260026652655003 = (117836.03384219806 - 179818.10170750992) / 117836.03384219806 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### MicroBenchmarks.Serializers.Xml_FromStream&lt;IndexViewModel&gt;.XmlSerializer_

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 152.974971375889 > 59.17396596593816.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -656.6926531395704 (T) = (0 -153237.90714030247) / Math.Sqrt((132692.5881151427 / (51)) + (152791.08770894425 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.7122005377277765 = (56499.4752448069 - 153237.90714030247) / 56499.4752448069 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Json_FromStream<CollectionsOfPrimitives>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DataContractJsonSerializer_ - Duration of single invocation 2.87 ms 3.19 ms 1.11 0.03 False
JsonNet_ - Duration of single invocation 425.92 μs 476.97 μs 1.12 0.07 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Json_FromStream&lt;CollectionsOfPrimitives&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Json_FromStream<CollectionsOfPrimitives>.DataContractJsonSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.1932811601731594 > 3.004528094855217.
IsChangePoint: Marked as a change because one of 5/20/2022 10:46:48 AM, 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -14.85592022417884 (T) = (0 -3212579.2536290684) / Math.Sqrt((2479930178.366798 / (51)) + (3231930912.6706266 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.10911596831928091 = (2896522.4064867706 - 3212579.2536290684) / 2896522.4064867706 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### MicroBenchmarks.Serializers.Json_FromStream&lt;CollectionsOfPrimitives&gt;.JsonNet_

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 476.97449691720493 > 446.7118168288472.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -28.656223007416767 (T) = (0 -478385.54985464935) / Math.Sqrt((10572037.615025999 / (51)) + (25583272.352956653 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1242753983434181 = (425505.6639676847 - 478385.54985464935) / 425505.6639676847 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Document.Tests.Perf_EnumerateArray

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
EnumerateUsingIndexer - Duration of single invocation 130.11 μs 762.99 μs 5.86 0.01 False
EnumerateUsingIndexer - Duration of single invocation 1.29 μs 6.35 μs 4.93 0.03 False
Parse - Duration of single invocation 9.89 μs 24.00 μs 2.43 0.00 False
EnumerateArray - Duration of single invocation 1.38 μs 5.55 μs 4.03 0.07 False
Parse - Duration of single invocation 729.14 μs 2.25 ms 3.08 0.00 False
EnumerateArray - Duration of single invocation 779.73 ns 5.01 μs 6.42 0.04 False
EnumerateArray - Duration of single invocation 778.91 ns 5.01 μs 6.43 0.03 False
Parse - Duration of single invocation 8.21 μs 23.71 μs 2.89 0.00 False
EnumerateUsingIndexer - Duration of single invocation 1.29 μs 6.34 μs 4.92 0.02 False

graph
graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Document.Tests.Perf_EnumerateArray*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateUsingIndexer(TestCase: Json400KB)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 762.9853584183672 > 133.39783640489773.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1881.4555747615684 (T) = (0 -763362.6293897446) / Math.Sqrt((2553001.127396306 / (51)) + (513154.9162455098 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.985083880835427 = (127544.182268535 - 763362.6293897446) / 127544.182268535 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateUsingIndexer(TestCase: ArrayOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.3473368782341995 > 1.3522803786945734.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -174.51567408477442 (T) = (0 -6349.536367014342) / Math.Sqrt((43275.434607179464 / (51)) + (172.97447698870673 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.284274420649808 = (1201.5909586757493 - 6349.536367014342) / 1201.5909586757493 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateArray.Parse(TestCase: ArrayOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.99951651579353 > 10.358702749683944.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -474.8230101358358 (T) = (0 -24034.821630045546) / Math.Sqrt((2163.3621328315126 / (51)) + (6866.432112596872 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4564401104480835 = (9784.411811147846 - 24034.821630045546) / 9784.411811147846 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateArray(TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.5496258543554635 > 1.4506557829190456.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -256.4608230855783 (T) = (0 -5536.415099525751) / Math.Sqrt((9844.635651505807 / (51)) + (598.8839414057239 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.1353189857183565 = (1338.8121009881436 - 5536.415099525751) / 1338.8121009881436 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateArray.Parse(TestCase: Json400KB)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.2483227702380955 > 766.0930817061845.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -391.3093905322664 (T) = (0 -2251694.3749493067) / Math.Sqrt((30216794.181437172 / (51)) + (115812587.43904695 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.073251739916051 = (732674.8881986524 - 2251694.3749493067) / 732674.8881986524 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateArray(TestCase: ArrayOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.00971553670344 > 817.4365464473657.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -198.91786384090594 (T) = (0 -5042.821077231015) / Math.Sqrt((11505.31950079106 / (51)) + (1943.6688124849256 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.842106129141417 = (737.0276026197528 - 5042.821077231015) / 737.0276026197528 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateArray(TestCase: ArrayOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.009388428641251 > 817.0946076067256.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -205.55436674258263 (T) = (0 -5059.352158873889) / Math.Sqrt((11301.142046086523 / (51)) + (1767.4890324684998 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.881199046773924 = (735.2428151669059 - 5059.352158873889) / 735.2428151669059 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateArray.Parse(TestCase: ArrayOfStrings)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.71419863587506 > 8.61739749452735.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -459.81459291722393 (T) = (0 -23853.048816511513) / Math.Sqrt((915.6629067426823 / (51)) + (9126.580905491492 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.9087000521427238 = (8200.587337611494 - 23853.048816511513) / 8200.587337611494 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateUsingIndexer(TestCase: ArrayOfNumbers)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.343584946963071 > 1.3524141197531003.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -179.91895472619913 (T) = (0 -6344.744100544634) / Math.Sqrt((41607.65602410511 / (51)) + (1.9408478313188677 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.265426582686119 = (1204.9819707690065 - 6344.744100544634) / 1204.9819707690065 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_FromStream<Location>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
XmlSerializer_ - Duration of single invocation 4.63 μs 8.22 μs 1.78 0.06 False
DataContractSerializer_ - Duration of single invocation 4.89 μs 7.68 μs 1.57 0.01 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_FromStream&lt;Location&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_FromStream<Location>.XmlSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.221177441820194 > 4.881275615309581.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -121.57702857474405 (T) = (0 -8177.989276949738) / Math.Sqrt((11971.159865270296 / (51)) + (4652.140994441126 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7383220130449928 = (4704.530700053942 - 8177.989276949738) / 4704.530700053942 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### MicroBenchmarks.Serializers.Xml_FromStream&lt;Location&gt;.DataContractSerializer_

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.67965003563792 > 5.1366651798682215.
IsChangePoint: Marked as a change because one of 5/20/2022 10:46:48 AM, 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -47.51044340348045 (T) = (0 -7507.618483846736) / Math.Sqrt((4401.764254896279 / (51)) + (22781.18762692937 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5215574567396042 = (4934.166929150394 - 7507.618483846736) / 4934.166929150394 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<ArrayList>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToStream - Duration of single invocation 5.85 μs 9.96 μs 1.70 0.01 False
SerializeToString - Duration of single invocation 6.24 μs 10.30 μs 1.65 0.04 False
SerializeObjectProperty - Duration of single invocation 6.42 μs 10.28 μs 1.60 0.03 False
SerializeToUtf8Bytes - Duration of single invocation 5.84 μs 9.92 μs 1.70 0.03 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<ArrayList>.SerializeToStream

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.957798674293862 > 6.190701231273115.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -114.49121807240597 (T) = (0 -9945.559666669073) / Math.Sqrt((6341.452877478033 / (51)) + (9162.97603013351 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6954907672634701 = (5865.888425167453 - 9945.559666669073) / 5865.888425167453 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;.SerializeToString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.29537234577922 > 6.544335983840453.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.81429694330264 (T) = (0 -10345.732203199006) / Math.Sqrt((9253.466000096381 / (51)) + (77811.96291166448 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6730934359828312 = (6183.594998758438 - 10345.732203199006) / 6183.594998758438 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.279782911887382 > 6.695425262692782.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -52.420444967213726 (T) = (0 -10605.019824700108) / Math.Sqrt((139711.97996173802 / (51)) + (28616.107231212867 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6470381540267763 = (6438.842839658771 - 10605.019824700108) / 6438.842839658771 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;ArrayList&gt;.SerializeToUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.924974574453676 > 6.0951124900032045.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -157.70278882602474 (T) = (0 -9955.130220245876) / Math.Sqrt((4027.9656752111787 / (51)) + (4971.931149974937 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7219527456011658 = (5781.302794560924 - 9955.130220245876) / 5781.302794560924 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Binary_ToStream<IndexViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
BinaryFormatter_ - Duration of single invocation 11.23 μs 14.40 μs 1.28 0.03 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Binary_ToStream&lt;IndexViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Binary_ToStream<IndexViewModel>.BinaryFormatter_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.400968543193626 > 12.117381415231486.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -37.928463643671606 (T) = (0 -14289.617591732478) / Math.Sqrt((19180.18928643261 / (51)) + (43466.07705289345 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2536130615722213 = (11398.746574809236 - 14289.617591732478) / 11398.746574809236 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<BinaryData>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToUtf8Bytes - Duration of single invocation 355.54 ns 488.05 ns 1.37 0.11 False
SerializeToString - Duration of single invocation 513.14 ns 633.13 ns 1.23 0.03 False
SerializeObjectProperty - Duration of single invocation 707.24 ns 835.57 ns 1.18 0.04 False
SerializeToStream - Duration of single invocation 437.49 ns 542.61 ns 1.24 0.06 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;BinaryData&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<BinaryData>.SerializeToUtf8Bytes

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 488.0518728114613 > 372.6889246814501.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -26.279683870986613 (T) = (0 -476.4845500793618) / Math.Sqrt((51.778850736980495 / (51)) + (156.00134755545383 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.33299759547854096 = (357.4534205429723 - 476.4845500793618) / 357.4534205429723 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;BinaryData&gt;.SerializeToString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 633.1313957117252 > 544.1279979466814.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -54.77754178577853 (T) = (0 -630.1501789536563) / Math.Sqrt((64.97466024089584 / (51)) + (27.37515199807324 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.23209277879221876 = (511.4470190884265 - 630.1501789536563) / 511.4470190884265 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;BinaryData&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 835.5687764753142 > 738.7738269381284.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.401955316524074 (T) = (0 -839.3712130965849) / Math.Sqrt((198.2098845737572 / (51)) + (73.94054517656501 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.21761766689495154 = (689.3553172869663 - 839.3712130965849) / 689.3553172869663 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;BinaryData&gt;.SerializeToStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 542.607373171254 > 461.1598899904201.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -34.50360064707358 (T) = (0 -529.0206983343062) / Math.Sqrt((82.09144314283725 / (51)) + (53.61551970094013 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.23157673284681685 = (429.5474932458842 - 529.0206983343062) / 429.5474932458842 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.CreateAddAndRemove<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SortedSet - Duration of single invocation 435.56 μs 561.01 μs 1.29 0.20 False
SortedDictionary - Duration of single invocation 443.30 μs 596.47 μs 1.35 0.17 False
SortedList - Duration of single invocation 467.02 μs 588.99 μs 1.26 0.12 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.CreateAddAndRemove&lt;String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.CreateAddAndRemove<String>.SortedSet(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 561.0136975061578 > 461.84492361912396.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -32.74425054295036 (T) = (0 -560347.3699607312) / Math.Sqrt((162233975.44891477 / (51)) + (86221122.89525318 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2793013555082104 = (438010.4559008536 - 560347.3699607312) / 438010.4559008536 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CreateAddAndRemove&lt;String&gt;.SortedDictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 596.4705366124261 > 492.07434269507587.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -27.28134434994006 (T) = (0 -590228.3186362672) / Math.Sqrt((149453309.8316804 / (51)) + (150390962.15278998 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2746340500441946 = (463057.0779242894 - 590228.3186362672) / 463057.0779242894 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CreateAddAndRemove&lt;String&gt;.SortedList(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 588.9930408950617 > 505.0826474670837.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -46.60320377275027 (T) = (0 -589261.6239062925) / Math.Sqrt((152950719.10063925 / (51)) + (22202766.549367912 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.23463904679167977 = (477274.4110414632 - 589261.6239062925) / 477274.4110414632 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Buffers.Binary.Tests.BinaryReadAndWriteTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadStructFieldByFieldLE - Duration of single invocation 7.30 ns 210.96 ns 28.89 0.09 False
ReadStructAndReverseLE - Duration of single invocation 1.15 ns 16.72 ns 14.51 0.73 False
ReadStructAndReverseBE - Duration of single invocation 10.35 ns 23.80 ns 2.30 0.40 False
ReadStructFieldByFieldBE - Duration of single invocation 8.37 ns 218.82 ns 26.14 0.07 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Binary.Tests.BinaryReadAndWriteTests*'

Payloads

Baseline
Compare

Histogram

System.Buffers.Binary.Tests.BinaryReadAndWriteTests.ReadStructFieldByFieldLE

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 210.95607947556385 > 7.662839926625507.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -229.7251837511591 (T) = (0 -210.61333469106884) / Math.Sqrt((0.015031276859939149 / (51)) + (6.266562200057728 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -28.026352802003945 = (7.255935188541096 - 210.61333469106884) / 7.255935188541096 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Binary.Tests.BinaryReadAndWriteTests.ReadStructAndReverseLE

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.721515812866013 > 1.2103325279273407.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -124.85717288995673 (T) = (0 -16.836672981274788) / Math.Sqrt((0.11412155481100912 / (51)) + (0.10542916180180022 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -11.620285172290195 = (1.3340960803518394 - 16.836672981274788) / 1.3340960803518394 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Binary.Tests.BinaryReadAndWriteTests.ReadStructAndReverseBE

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.800563333388535 > 10.454202369952831.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -67.98482882960694 (T) = (0 -24.218661179887242) / Math.Sqrt((0.1145544492109782 / (51)) + (0.33847790328272803 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.454202598271989 = (9.868240379559401 - 24.218661179887242) / 9.868240379559401 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Binary.Tests.BinaryReadAndWriteTests.ReadStructFieldByFieldBE

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 218.8205920181248 > 8.797187670560147.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -164.95936375963493 (T) = (0 -214.29225686534815) / Math.Sqrt((2.0359755208338286 / (51)) + (12.112979138488233 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -23.768511432784376 = (8.651802004609136 - 214.29225686534815) / 8.651802004609136 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_ToStream<IndexViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
XmlSerializer_ - Duration of single invocation 27.92 μs 107.37 μs 3.85 0.02 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream&lt;IndexViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<IndexViewModel>.XmlSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 107.37473756377551 > 29.490252863817155.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -147.87765091246442 (T) = (0 -108537.37942775406) / Math.Sqrt((111528.87491564974 / (51)) + (2364045.1890210956 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.896715658835586 = (27853.553846468523 - 108537.37942775406) / 27853.553846468523 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Booleans

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteBooleans - Duration of single invocation 1.42 ms 4.12 ms 2.91 0.02 False
WriteBooleans - Duration of single invocation 1.12 ms 2.91 ms 2.61 0.03 False
WriteBooleans - Duration of single invocation 1.52 ms 4.43 ms 2.91 0.02 False
WriteBooleans - Duration of single invocation 1.25 ms 2.96 ms 2.36 0.01 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Booleans*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Booleans.WriteBooleans(Formatted: True, SkipValidation: True)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.122239053685897 > 1.4860068973567708.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -49.478546992494266 (T) = (0 -4202550.526450734) / Math.Sqrt((157957902.27660128 / (51)) + (25298289238.380634 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.9620428628431583 = (1418801.388450151 - 4202550.526450734) / 1418801.388450151 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Booleans.WriteBooleans(Formatted: False, SkipValidation: True)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.910000530769231 > 1.1707301992708334.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -23.422759426627742 (T) = (0 -3071514.810237809) / Math.Sqrt((27637984.633937377 / (51)) + (56030922389.4402 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.764118959061628 = (1111209.342191458 - 3071514.810237809) / 1111209.342191458 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Booleans.WriteBooleans(Formatted: True, SkipValidation: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.428132969362745 > 1.5908398973666962.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -74.60135455991302 (T) = (0 -4200044.982707374) / Math.Sqrt((13119058.035380123 / (51)) + (10390436505.680798 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.779230840332081 = (1511225.6678202106 - 4200044.982707374) / 1511225.6678202106 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Booleans.WriteBooleans(Formatted: False, SkipValidation: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.9572821073717943 > 1.3112057831250001.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -238.96483299952115 (T) = (0 -3005710.6655586087) / Math.Sqrt((8965192.016217971 / (51)) + (428995346.29617554 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.398932962845161 = (1252936.4980644572 - 3005710.6655586087) / 1252936.4980644572 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Diagnostics.Perf_Process

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetCurrentProcessName - Duration of single invocation 75.17 μs 80.96 μs 1.08 0.02 False
GetProcesses - Duration of single invocation 4.92 ms 5.52 ms 1.12 0.02 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Diagnostics.Perf_Process*'

Payloads

Baseline
Compare

Histogram

System.Diagnostics.Perf_Process.GetCurrentProcessName

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 80.96403583054315 > 79.81171815317427.
IsChangePoint: Marked as a change because one of 6/2/2022 2:22:06 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -18.37069933743559 (T) = (0 -81152.79321583823) / Math.Sqrt((956608.3012001652 / (51)) + (486262.0948543381 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.06819708609691542 = (75971.74179941116 - 81152.79321583823) / 75971.74179941116 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Diagnostics.Perf_Process.GetProcesses

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.518063370656371 > 5.2139067110181.
IsChangePoint: Marked as a change because one of 6/6/2022 10:12:27 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -24.321271662596008 (T) = (0 -5439607.8168915985) / Math.Sqrt((5932634593.903817 / (51)) + (1766908883.0435483 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.08944615149024386 = (4993002.921209834 - 5439607.8168915985) / 4993002.921209834 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Numerics.Tests.Constructor

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SpanCastBenchmark_SByte - Duration of single invocation 0.35 ns 13.58 ns 38.48 0.09 False
ConstructorBenchmark_Int32 - Duration of single invocation 4.50 ns 14.95 ns 3.33 0.12 False
ConstructorBenchmark_Int16 - Duration of single invocation 0.46 ns 16.14 ns 34.91 0.13 False
SpanCastBenchmark_UInt64 - Duration of single invocation 0.46 ns 12.35 ns 26.81 0.05 False
SpanCastBenchmark_Int32 - Duration of single invocation 0.46 ns 12.36 ns 26.73 0.10 False
ConstructorBenchmark_SByte - Duration of single invocation 0.46 ns 16.17 ns 35.07 0.10 False
ConstructorBenchmark_Byte - Duration of single invocation 0.26 ns 16.39 ns 63.62 0.14 False
SpanCastBenchmark_Int64 - Duration of single invocation 0.46 ns 12.53 ns 27.21 0.06 False
ConstructorBenchmark_Int64 - Duration of single invocation 0.46 ns 15.25 ns 33.06 0.11 False
SpanCastBenchmark_UInt32 - Duration of single invocation 0.67 ns 12.54 ns 18.73 0.01 False
ConstructorBenchmark_UInt32 - Duration of single invocation 0.46 ns 15.19 ns 32.92 0.09 False
SpanCastBenchmark_UInt16 - Duration of single invocation 0.46 ns 13.34 ns 28.78 0.06 False
SpanCastBenchmark_Single - Duration of single invocation 0.47 ns 12.54 ns 26.56 0.11 False
SpanCastBenchmark_Double - Duration of single invocation 0.48 ns 13.62 ns 28.65 0.08 False
SpanCastBenchmark_Int16 - Duration of single invocation 0.46 ns 12.55 ns 27.11 0.08 False
ConstructorBenchmark_Single - Duration of single invocation 0.46 ns 14.90 ns 32.31 0.12 False
SpanCastBenchmark_Byte - Duration of single invocation 0.35 ns 13.36 ns 38.13 0.09 False
ConstructorBenchmark_Double - Duration of single invocation 0.46 ns 15.90 ns 34.48 0.09 False
ConstructorBenchmark_UInt16 - Duration of single invocation 0.26 ns 16.39 ns 63.49 0.16 False
ConstructorBenchmark_UInt64 - Duration of single invocation 0.46 ns 15.04 ns 32.65 0.10 False

graph
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graph
graph
graph
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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Numerics.Tests.Constructor*'

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Constructor.SpanCastBenchmark_SByte

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.583481582647382 > 0.3703399189242763.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -259.63737962756755 (T) = (0 -13.571230572885106) / Math.Sqrt((2.055592807519308E-06 / (51)) + (0.020735641618774874 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -37.48196499282354 = (0.35266469826621355 - 13.571230572885106) / 0.35266469826621355 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.ConstructorBenchmark_Int32

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.948324100356466 > 0.2704890803993975.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -119.50929972571664 (T) = (0 -15.207838411211807) / Math.Sqrt((0.656203759233436 / (51)) + (0.019331798799074037 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -34.08433743183173 = (0.43346517347692193 - 15.207838411211807) / 0.43346517347692193 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.ConstructorBenchmark_Int16

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.14412787439686 > 0.4844710094360798.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -410.16102938075386 (T) = (0 -16.094400655628895) / Math.Sqrt((8.166397027179221E-05 / (51)) + (0.01160626015097156 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -33.75354259664427 = (0.4631010093682633 - 16.094400655628895) / 0.4631010093682633 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.SpanCastBenchmark_UInt64

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.34843046719764 > 0.4840237104062484.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -342.54256432288713 (T) = (0 -12.46417663091714) / Math.Sqrt((3.7555598050797506E-05 / (51)) + (0.009816019644187171 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -25.990892239465026 = (0.4617919452359751 - 12.46417663091714) / 0.4617919452359751 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.SpanCastBenchmark_Int32

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.364228825871285 > 0.4863385343691559.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -427.15915293679217 (T) = (0 -12.466458678696295) / Math.Sqrt((0.0006620205517230977 / (51)) + (0.0062076119832249425 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -25.612789440473623 = (0.46843863198109126 - 12.466458678696295) / 0.46843863198109126 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.ConstructorBenchmark_SByte

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.169380708600595 > 0.48413118786446874.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -295.9262598940535 (T) = (0 -16.158668309709007) / Math.Sqrt((2.1150179748025528E-07 / (51)) + (0.022509895115716903 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -34.02503123171914 = (0.4613462926786914 - 16.158668309709007) / 0.4613462926786914 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.ConstructorBenchmark_Byte

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.392748805546088 > 0.27050285041415895.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -515.6799275190089 (T) = (0 -16.30248045349083) / Math.Sqrt((0.004745234584373124 / (51)) + (0.006988451237695593 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -59.40394450252321 = (0.2698909911886605 - 16.30248045349083) / 0.2698909911886605 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.SpanCastBenchmark_Int64

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.530133271079931 > 0.48368168368729286.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -491.2179535808212 (T) = (0 -12.515068664040527) / Math.Sqrt((0.0001900218392432243 / (51)) + (0.004785742488108112 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -26.015135565876797 = (0.4632613681883014 - 12.515068664040527) / 0.4632613681883014 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.ConstructorBenchmark_Int64

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.254786361063191 > 0.4844237573217406.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -334.5624142807211 (T) = (0 -15.254036012420666) / Math.Sqrt((4.4181714796444214E-07 / (51)) + (0.015639280531729183 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -32.05040442221349 = (0.4615385584258777 - 15.254036012420666) / 0.4615385584258777 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.SpanCastBenchmark_UInt32

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.535070085192029 > 0.7012902368246717.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -535.1951112028989 (T) = (0 -12.508000775813777) / Math.Sqrt((1.1984290146644097E-06 / (51)) + (0.003914691379148917 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -17.70516645948942 = (0.6686922996864472 - 12.508000775813777) / 0.6686922996864472 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.ConstructorBenchmark_UInt32

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.192605277769589 > 0.48443084610969256.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -32.84684292203081 (T) = (0 -15.487479173992357) / Math.Sqrt((0.0023003682932380893 / (51)) + (1.6714084736853059 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -31.80673422621123 = (0.47208231905077885 - 15.487479173992357) / 0.47208231905077885 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.SpanCastBenchmark_UInt16

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.340342024644324 > 0.48627644689579197.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -248.5558297107302 (T) = (0 -13.500279340552401) / Math.Sqrt((5.4828357358397306E-05 / (51)) + (0.021995785875238982 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -28.05770954038559 = (0.4646023225536466 - 13.500279340552401) / 0.4646023225536466 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.SpanCastBenchmark_Single

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.53594209289309 > 0.4957058312738852.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -72.97099142916052 (T) = (0 -12.648664560309378) / Math.Sqrt((0.00023716945180178928 / (51)) + (0.22264804684134634 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -25.675440920198042 = (0.4741689030801397 - 12.648664560309378) / 0.4741689030801397 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.SpanCastBenchmark_Double

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.618938316468174 > 0.49900374403367503.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -312.193323904864 (T) = (0 -13.560249707522816) / Math.Sqrt((0.0024555105990431924 / (51)) + (0.013648229973002008 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -26.976999382382434 = (0.4846927836035884 - 13.560249707522816) / 0.4846927836035884 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.SpanCastBenchmark_Int16

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.547915128602979 > 0.4869062290879098.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -534.6408108813232 (T) = (0 -12.512545408382541) / Math.Sqrt((0.0004048392498695597 / (51)) + (0.003997775191390006 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -25.828638446413798 = (0.46638764145167055 - 12.512545408382541) / 0.46638764145167055 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.ConstructorBenchmark_Single

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.897633981028482 > 0.4844684561699473.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -181.2786978945023 (T) = (0 -15.133903627912403) / Math.Sqrt((0.013977904447194234 / (51)) + (0.05005725372606778 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -30.28933782052817 = (0.48367605970821853 - 15.133903627912403) / 0.48367605970821853 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.SpanCastBenchmark_Byte

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.35993688468912 > 0.3680033243740606.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -144.5592530798346 (T) = (0 -13.507488172374886) / Math.Sqrt((0.3349010980333426 / (51)) + (0.012869744235043275 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -29.92823848961969 = (0.4367364205662196 - 13.507488172374886) / 0.4367364205662196 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.ConstructorBenchmark_Double

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.903680085732182 > 0.4843761994405348.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -360.966057308008 (T) = (0 -16.038001847528694) / Math.Sqrt((0.003295086549971354 / (51)) + (0.014384747294185847 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -33.93718982668023 = (0.45905242886138103 - 16.038001847528694) / 0.45905242886138103 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.ConstructorBenchmark_UInt16

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.387792099715696 > 0.27050599660852004.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -321.6356921963304 (T) = (0 -16.156269227784755) / Math.Sqrt((0.009484362068006241 / (51)) + (0.01803029022609212 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -58.96275354567426 = (0.2694384142228951 - 16.156269227784755) / 0.2694384142228951 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Numerics.Tests.Constructor.ConstructorBenchmark_UInt64

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.04238308412846 > 0.48409373743057776.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -153.34884684013375 (T) = (0 -15.126483069916322) / Math.Sqrt((0.3191563492094776 / (51)) + (0.0222458266385268 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -26.63873882004385 = (0.5472928113111466 - 15.126483069916322) / 0.5472928113111466 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.IO.Tests.BinaryWriterTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteDouble - Duration of single invocation 1.94 ns 16.79 ns 8.64 0.10 False
WriteUInt32 - Duration of single invocation 1.94 ns 16.44 ns 8.47 0.09 False
WriteUInt16 - Duration of single invocation 1.94 ns 16.36 ns 8.43 0.14 False
WriteAsciiChar - Duration of single invocation 3.55 ns 24.46 ns 6.90 0.08 False
WriteNonAsciiChar - Duration of single invocation 4.06 ns 24.89 ns 6.13 0.08 False
WriteUInt64 - Duration of single invocation 1.94 ns 16.50 ns 8.49 0.08 False
WriteSingle - Duration of single invocation 1.94 ns 16.87 ns 8.69 0.09 False

graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.IO.Tests.BinaryWriterTests*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.BinaryWriterTests.WriteDouble

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.78544137551164 > 2.039814872053584.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -263.9347304728148 (T) = (0 -16.849298623146577) / Math.Sqrt((0.00037067741066541197 / (51)) + (0.025445957134161944 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.654484607395903 = (1.946886427962168 - 16.849298623146577) / 1.946886427962168 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.BinaryWriterTests.WriteUInt32

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.43596697402354 > 2.0378029769809047.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -356.5544174569546 (T) = (0 -16.376875047173062) / Math.Sqrt((0.00014992753857945285 / (51)) + (0.013083852942277362 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.422269940171399 = (1.944472827813422 - 16.376875047173062) / 1.944472827813422 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.BinaryWriterTests.WriteUInt16

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.358413494958054 > 2.0388085834186556.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -246.1712005561004 (T) = (0 -16.33443775376755) / Math.Sqrt((0.12763317232956892 / (51)) + (0.007134220809965555 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.199348032052066 = (1.9921629975840285 - 16.33443775376755) / 1.9921629975840285 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.BinaryWriterTests.WriteAsciiChar

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.462807895941324 > 3.725552683970046.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -559.9359012946607 (T) = (0 -24.540380093343916) / Math.Sqrt((6.94470901022874E-05 / (51)) + (0.011231922620604703 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.913778511185106 = (3.5494889015669955 - 24.540380093343916) / 3.5494889015669955 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.BinaryWriterTests.WriteNonAsciiChar

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.89111173298232 > 4.265899905386778.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -310.8887237697573 (T) = (0 -25.21480835169381) / Math.Sqrt((0.005609539703468313 / (51)) + (0.036110666654614786 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.188022020314507 = (4.074776765324482 - 25.21480835169381) / 4.074776765324482 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.BinaryWriterTests.WriteUInt64

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.499545103434325 > 2.0384914733079675.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -387.2235713229342 (T) = (0 -16.446038357920337) / Math.Sqrt((9.660334000859596E-07 / (51)) + (0.011224795178891302 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.47152217420658 = (1.941332150200106 - 16.446038357920337) / 1.941332150200106 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.BinaryWriterTests.WriteSingle

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.86909292593938 > 2.03843041819821.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -205.10835834900428 (T) = (0 -16.750678058301773) / Math.Sqrt((0.0024470070671799415 / (51)) + (0.04126045581481387 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.580275422576217 = (1.9522308123382366 - 16.750678058301773) / 1.9522308123382366 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.IndexerSet<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Span - Duration of single invocation 143.54 ns 230.94 ns 1.61 0.00 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IndexerSet&lt;Int32&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.IndexerSet<Int32>.Span(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 230.9424170329261 > 150.5954956456546.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -298.68217158633047 (T) = (0 -230.5628334606059) / Math.Sqrt((0.012401853388003448 / (51)) + (0.6766923364555213 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6059258797006247 = (143.57003419335095 - 230.5628334606059) / 143.57003419335095 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Json_ToStream<MyEventsListerViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
JsonNet_ - Duration of single invocation 493.50 μs 599.70 μs 1.22 0.03 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Json_ToStream&lt;MyEventsListerViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Json_ToStream<MyEventsListerViewModel>.JsonNet_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 599.6991334192124 > 518.5446706700999.
IsChangePoint: Marked as a change because one of 6/6/2022 10:51:35 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -32.59720939265414 (T) = (0 -603183.34862933) / Math.Sqrt((60960447.72113378 / (51)) + (72607457.55215912 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.20947914771507395 = (498713.3095835948 - 603183.34862933) / 498713.3095835948 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_ToStream<CollectionsOfPrimitives>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
XmlSerializer_ - Duration of single invocation 264.45 μs 596.28 μs 2.25 0.05 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream&lt;CollectionsOfPrimitives&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<CollectionsOfPrimitives>.XmlSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 596.277313034188 > 278.12541508719033.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -118.73739909673559 (T) = (0 -589048.2596831651) / Math.Sqrt((4193554.107010597 / (51)) + (59184928.70326114 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2287198927614775 = (264298.91957096034 - 589048.2596831651) / 264298.91957096034 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Buffers.Tests.ReadOnlySequenceTests<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
FirstSpanArray - Duration of single invocation 3.90 ns 21.39 ns 5.48 0.00 False
FirstSpanMemory - Duration of single invocation 4.62 ns 22.06 ns 4.78 0.02 False
FirstSpanTenSegments - Duration of single invocation 3.94 ns 17.41 ns 4.42 0.02 False
FirstSpanSingleSegment - Duration of single invocation 4.16 ns 17.16 ns 4.13 0.01 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;*'

Payloads

Baseline
Compare

Histogram

System.Buffers.Tests.ReadOnlySequenceTests<Byte>.FirstSpanArray

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 21.389854376347436 > 4.102721218658331.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -111.37161122267999 (T) = (0 -21.71703140132548) / Math.Sqrt((9.497044547260202E-05 / (51)) + (0.2047052405975051 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.566973206132666 = (3.901048307076753 - 21.71703140132548) / 3.901048307076753 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.FirstSpanMemory

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 22.064925215979883 > 4.8483719806381.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -123.11709613636069 (T) = (0 -22.282583536014066) / Math.Sqrt((0.0020775787407745342 / (51)) + (0.16486091943691913 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.8532926956875175 = (4.591230105658714 - 22.282583536014066) / 4.591230105658714 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.FirstSpanTenSegments

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.414550453079496 > 4.132742006462872.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -139.47582402767156 (T) = (0 -17.201799700114144) / Math.Sqrt((0.041696769022630836 / (51)) + (0.06268518014839723 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.0691439298465597 = (4.227375584810733 - 17.201799700114144) / 4.227375584810733 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.FirstSpanSingleSegment

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.1578952600787 > 4.372513838909752.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -94.73736608088029 (T) = (0 -17.391471968850993) / Math.Sqrt((0.05867938976009641 / (51)) + (0.13758505665851253 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.815095379101056 = (4.558594278958476 - 17.391471968850993) / 4.558594278958476 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Doubles

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteDoubles - Duration of single invocation 18.94 ms 25.47 ms 1.34 0.00 False
WriteDoubles - Duration of single invocation 18.94 ms 26.06 ms 1.38 0.00 False
WriteDoubles - Duration of single invocation 19.24 ms 26.79 ms 1.39 0.00 False
WriteDoubles - Duration of single invocation 19.39 ms 26.79 ms 1.38 0.00 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Doubles*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Doubles.WriteDoubles(Formatted: False, SkipValidation: True)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 25.472531025000002 > 19.8791628375.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -137.69878712762176 (T) = (0 -25352181.586943682) / Math.Sqrt((11805154914.63285 / (51)) + (15323387846.79247 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3362974074027928 = (18971960.46815491 - 25352181.586943682) / 18971960.46815491 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Doubles.WriteDoubles(Formatted: False, SkipValidation: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 26.058999699999994 > 19.820103502884614.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -52.29740758397152 (T) = (0 -25815323.084833637) / Math.Sqrt((15445771357.840158 / (51)) + (132106044484.817 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3563059586702053 = (19033554.280145135 - 25815323.084833637) / 19033554.280145135 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Doubles.WriteDoubles(Formatted: True, SkipValidation: True)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 26.78821791851852 > 20.197063615555557.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -54.76380887604141 (T) = (0 -26928533.411289174) / Math.Sqrt((3665972100.4382133 / (51)) + (157219972899.90134 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.39980748325389026 = (19237312.082868047 - 26928533.411289174) / 19237312.082868047 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Doubles.WriteDoubles(Formatted: True, SkipValidation: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 26.788549816666666 > 20.34080469847222.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -189.3912206531652 (T) = (0 -26677092.376051836) / Math.Sqrt((2142428778.949334 / (51)) + (11522443702.767996 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.37614540525164564 = (19385373.28558939 - 26677092.376051836) / 19385373.28558939 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Guids

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteGuids - Duration of single invocation 3.85 ms 10.38 ms 2.70 0.04 False
WriteGuids - Duration of single invocation 3.60 ms 8.69 ms 2.42 0.03 False
WriteGuids - Duration of single invocation 3.82 ms 10.32 ms 2.70 0.04 False
WriteGuids - Duration of single invocation 3.73 ms 8.77 ms 2.35 0.03 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Guids*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Guids.WriteGuids(Formatted: True, SkipValidation: False)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.383474104166666 > 4.025566739350961.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -46.74007902134769 (T) = (0 -10448716.823374541) / Math.Sqrt((15189768609.49865 / (51)) + (156344234066.4955 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.7034051099332892 = (3865020.7417978803 - 10448716.823374541) / 3865020.7417978803 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Guids.WriteGuids(Formatted: False, SkipValidation: True)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.688229117559523 > 3.7834047199759606.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -54.16492882564092 (T) = (0 -9028673.784398688) / Math.Sqrt((249595533.90315568 / (51)) + (79683710709.14296 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4930268726181064 = (3621570.9840772916 - 9028673.784398688) / 3621570.9840772916 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Guids.WriteGuids(Formatted: True, SkipValidation: True)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.32152884375 > 4.011401099098558.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -54.59028259092812 (T) = (0 -10336425.0795716) / Math.Sqrt((295940099.51338834 / (51)) + (114933860651.89001 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.7259646159873985 = (3791841.250964859 - 10336425.0795716) / 3791841.250964859 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Guids.WriteGuids(Formatted: False, SkipValidation: False)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.772152411458334 > 3.9147870592427894.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -39.23422615684635 (T) = (0 -9081446.128345829) / Math.Sqrt((987657684.6669296 / (51)) + (151581658952.24274 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4690796295000361 = (3678069.358251006 - 9081446.128345829) / 3678069.358251006 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.IterateForEach<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Span - Duration of single invocation 123.03 ns 243.73 ns 1.98 0.00 False
ReadOnlySpan - Duration of single invocation 119.87 ns 239.05 ns 1.99 0.00 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.IterateForEach<String>.Span(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 243.72746878687977 > 129.31208549522054.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -763.4497565006589 (T) = (0 -243.78849954794453) / Math.Sqrt((0.08191285605147618 / (51)) + (0.1871497670572634 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9807828415911527 = (123.07684337174007 - 243.78849954794453) / 123.07684337174007 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.IterateForEach&lt;String&gt;.ReadOnlySpan(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 239.0499316603794 > 125.84616632125051.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -303.0972655227866 (T) = (0 -236.37109828884303) / Math.Sqrt((0.0658909679638412 / (51)) + (1.1743914361107446 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9741772704349839 = (119.73144551338177 - 236.37109828884303) / 119.73144551338177 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Memory.ReadOnlyMemory<Char>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ToArray - Duration of single invocation 51.09 ns 58.68 ns 1.15 0.07 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.ReadOnlyMemory&lt;Char&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.ReadOnlyMemory<Char>.ToArray(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 58.679107557141975 > 54.40579402166194.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -17.35516628548674 (T) = (0 -58.54290200231384) / Math.Sqrt((0.9795999472729859 / (51)) + (1.175473551861984 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.13744347258825707 = (51.46884518937828 - 58.54290200231384) / 51.46884518937828 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Json_FromStream<Location>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
JsonNet_ - Duration of single invocation 2.30 μs 2.47 μs 1.07 0.03 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Json_FromStream&lt;Location&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Json_FromStream<Location>.JsonNet_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.4672167861639562 > 2.4014138358220687.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -30.82181748624053 (T) = (0 -2487.8762862603894) / Math.Sqrt((455.41202756185425 / (51)) + (246.02657832251876 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.08464877502612936 = (2293.7160337459986 - 2487.8762862603894) / 2293.7160337459986 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToStream - Duration of single invocation 209.50 ns 237.34 ns 1.13 0.10 False
SerializeToUtf8Bytes - Duration of single invocation 106.04 ns 135.96 ns 1.28 0.25 False
SerializeToString - Duration of single invocation 116.57 ns 156.81 ns 1.35 0.20 False
SerializeObjectProperty - Duration of single invocation 232.50 ns 306.76 ns 1.32 0.23 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;Int32&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<Int32>.SerializeToStream

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 237.33994960599995 > 217.68071743046667.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -22.499345428591248 (T) = (0 -238.6433666309893) / Math.Sqrt((19.19021401348212 / (51)) + (12.675961956685082 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.15209808065123542 = (207.1380645787498 - 238.6433666309893) / 207.1380645787498 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Int32&gt;.SerializeToUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 135.96158871277925 > 110.28628602341861.
IsChangePoint: Marked as a change because one of 5/29/2022 5:15:01 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -23.724054421371076 (T) = (0 -138.33121452179515) / Math.Sqrt((12.804756246934755 / (51)) + (12.655402387548524 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3024112730011246 = (106.21162254150398 - 138.33121452179515) / 106.21162254150398 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Int32&gt;.SerializeToString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 156.81435561443942 > 126.19781965643375.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -26.470551517405433 (T) = (0 -162.7036584778456) / Math.Sqrt((15.374248209282142 / (51)) + (17.480483769731812 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.34506894308139247 = (120.9630623877992 - 162.7036584778456) / 120.9630623877992 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Int32&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 306.7636450511374 > 246.9765586258425.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.92227428336384 (T) = (0 -308.744839053835) / Math.Sqrt((20.218796107661717 / (51)) + (22.668878528005695 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3228106858425589 = (233.40062365551668 - 308.744839053835) / 233.40062365551668 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
edited
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in Microsoft.Extensions.Primitives.StringSegmentBenchmark

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
StartsWith - Duration of single invocation 1.20 ns 8.55 ns 7.14 0.07 False
Equals_String - Duration of single invocation 1.44 ns 10.40 ns 7.23 0.11 False
Equals_Object_Valid - Duration of single invocation 5.32 ns 22.52 ns 4.23 0.01 False
LastIndexOf - Duration of single invocation 3.15 ns 14.54 ns 4.61 0.03 False
Trim - Duration of single invocation 28.73 ns 138.96 ns 4.84 0.04 False
TrimEnd - Duration of single invocation 7.96 ns 66.54 ns 8.36 0.01 False
EndsWith - Duration of single invocation 2.47 ns 17.41 ns 7.04 0.01 False
GetSegmentHashCode - Duration of single invocation 8.41 ns 19.61 ns 2.33 0.05 False
TrimStart - Duration of single invocation 12.55 ns 63.42 ns 5.05 0.00 False
Equals_Valid - Duration of single invocation 4.81 ns 22.51 ns 4.68 0.02 False
IndexOfAny - Duration of single invocation 4.67 ns 13.84 ns 2.97 0.07 False
IndexOf - Duration of single invocation 3.16 ns 10.78 ns 3.41 0.00 False

graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Microsoft.Extensions.Primitives.StringSegmentBenchmark*'

Payloads

Baseline
Compare

Histogram

Microsoft.Extensions.Primitives.StringSegmentBenchmark.StartsWith

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.545630925590428 > 1.255897635657135.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -305.93722448308205 (T) = (0 -8.549076001109965) / Math.Sqrt((0.02896991846992741 / (51)) + (2.6573147733533273E-05 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.915491216428852 = (1.2362210772244597 - 8.549076001109965) / 1.2362210772244597 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.Equals_String

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.395096702350004 > 1.508686574812142.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -491.3502116591651 (T) = (0 -10.516351414666765) / Math.Sqrt((0.0015142613482044486 / (51)) + (0.0024813397158446604 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -6.211961703778076 = (1.4581818160733775 - 10.516351414666765) / 1.4581818160733775 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.Equals_Object_Valid

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 22.51537800403357 > 5.592166815290041.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -345.07938189774535 (T) = (0 -22.60146874759125) / Math.Sqrt((0.03866705259429904 / (51)) + (0.014640608857580143 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.479444845341689 = (5.045595945018769 - 22.60146874759125) / 5.045595945018769 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.LastIndexOf

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.542312496465335 > 3.3101462491207467.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -104.08480914928602 (T) = (0 -14.71490567359739) / Math.Sqrt((0.4877838860312042 / (51)) + (0.014386577525480764 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.065026982583443 = (3.619878966767802 - 14.71490567359739) / 3.619878966767802 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.Trim

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 138.96347184162397 > 30.17636744843293.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -177.69259195353936 (T) = (0 -138.63791937903022) / Math.Sqrt((0.07034971228158347 / (51)) + (3.058059352177471 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.8512232782745404 = (28.577930024350536 - 138.63791937903022) / 28.577930024350536 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.TrimEnd

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 66.5424658037169 > 8.364408299557109.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -23.28906122732017 (T) = (0 -71.15583756400305) / Math.Sqrt((2.5374922371350554E-05 / (51)) + (58.88690286303764 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.92740770740184 = (7.970492655444283 - 71.15583756400305) / 7.970492655444283 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.EndsWith

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.411521705078243 > 2.594487383506137.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -161.88816115723935 (T) = (0 -17.302031822533365) / Math.Sqrt((0.032405062851779645 / (51)) + (0.06469064558435102 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -6.924829226552267 = (2.183268727679662 - 17.302031822533365) / 2.183268727679662 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.GetSegmentHashCode

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.613233163503565 > 8.836434085815911.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -148.75213221451935 (T) = (0 -19.439487980702605) / Math.Sqrt((0.08231476961239881 / (51)) + (0.03035394725925144 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2869641905966756 = (8.500127837869988 - 19.439487980702605) / 8.500127837869988 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.TrimStart

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 63.417550486583934 > 13.269755396212284.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -160.1305571397552 (T) = (0 -62.9025190743438) / Math.Sqrt((0.005424966017842446 / (51)) + (0.785130909514774 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.948899713390576 = (12.710404881340423 - 62.9025190743438) / 12.710404881340423 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.Equals_Valid

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 22.512933317195415 > 5.047559267771212.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -159.64362437474722 (T) = (0 -22.299069645877704) / Math.Sqrt((0.058697375527779976 / (51)) + (0.09116618807837051 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -4.048398874855121 = (4.417057803602661 - 22.299069645877704) / 4.417057803602661 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.IndexOfAny

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.840457523562833 > 4.898997619575074.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -167.82239507081573 (T) = (0 -14.079899691113447) / Math.Sqrt((0.002108793884262375 / (51)) + (0.02477275577004327 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.009210978482029 = (4.678934043440162 - 14.079899691113447) / 4.678934043440162 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### Microsoft.Extensions.Primitives.StringSegmentBenchmark.IndexOf

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.781553228893339 > 3.321843792380657.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -145.7717228032424 (T) = (0 -10.723701085084318) / Math.Sqrt((9.9860920602395E-07 / (51)) + (0.021517742128259913 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.38972616906486 = (3.1635891957735094 - 10.723701085084318) / 3.1635891957735094 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Perf_Convert

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ToDateTime_String - Duration of single invocation 138.90 ns 176.23 ns 1.27 0.08 False
FromBase64String - Duration of single invocation 54.82 ns 79.63 ns 1.45 0.01 False
ToDateTime_String - Duration of single invocation 178.47 ns 297.65 ns 1.67 0.05 False
FromBase64Chars - Duration of single invocation 55.72 ns 79.73 ns 1.43 0.02 False
ToHexString - Duration of single invocation 31.96 ns 54.67 ns 1.71 0.02 False
ToDateTime_String - Duration of single invocation 786.50 ns 1.25 μs 1.59 0.02 False
ToDateTime_String - Duration of single invocation 289.89 ns 482.11 ns 1.66 0.03 False
ToDateTime_String - Duration of single invocation 261.89 ns 427.77 ns 1.63 0.02 False

graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Perf_Convert*'

Payloads

Baseline
Compare

Histogram

System.Perf_Convert.ToDateTime_String(value: "12/12/1999")

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 176.23260064572938 > 148.83559270035204.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -31.74338969292 (T) = (0 -178.29845327601961) / Math.Sqrt((10.964359334039298 / (51)) + (9.876700348279225 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.27283347611558295 = (140.07995281531137 - 178.29845327601961) / 140.07995281531137 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Perf_Convert.FromBase64String

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 79.63172991052717 > 57.87656538854246.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -81.85542706591326 (T) = (0 -78.9651224285208) / Math.Sqrt((0.7503586731284873 / (51)) + (0.5218335666847781 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.41460584451701793 = (55.821289537709696 - 78.9651224285208) / 55.821289537709696 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Perf_Convert.ToDateTime_String(value: "February 26, 2009")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 297.6500214841536 > 185.43749060262965.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -152.39014957629678 (T) = (0 -295.34341675214125) / Math.Sqrt((6.755600535046041 / (51)) + (3.909655264985085 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6853830007000706 = (175.23816048308436 - 295.34341675214125) / 175.23816048308436 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Perf_Convert.FromBase64Chars

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 79.73155215321825 > 58.952659719425164.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -32.27392680124723 (T) = (0 -80.69530352177038) / Math.Sqrt((0.2147337950032029 / (51)) + (4.611898894776379 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4383822571952438 = (56.101431394962574 - 80.69530352177038) / 56.101431394962574 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Perf_Convert.ToHexString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 54.67082677892323 > 33.942428854459656.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -31.87009626062339 (T) = (0 -53.570877979253645) / Math.Sqrt((2.293020500549248 / (51)) + (2.853953300460508 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6052864642930187 = (33.371537835053445 - 53.570877979253645) / 33.371537835053445 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Perf_Convert.ToDateTime_String(value: "Fri, 27 Feb 2009 03:11:21 GMT")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.2544594177970567 > 822.8025426692428.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -83.73043518419841 (T) = (0 -1254.1300027481398) / Math.Sqrt((83.33778995815524 / (51)) + (239.78122808191668 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6008835196638497 = (783.3986591425961 - 1254.1300027481398) / 783.3986591425961 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Perf_Convert.ToDateTime_String(value: "Thursday, February 26, 2009")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 482.1054524558089 > 300.8082900377898.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -61.08567219254499 (T) = (0 -490.18021618362593) / Math.Sqrt((21.935605804891182 / (51)) + (85.53260856214933 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7111381196217277 = (286.46443589953304 - 490.18021618362593) / 286.46443589953304 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Perf_Convert.ToDateTime_String(value: "12/12/1999 11:59:59 PM")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 427.7726643374741 > 271.53745725359147.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -86.5233124792279 (T) = (0 -428.75154366492575) / Math.Sqrt((8.94930845472763 / (51)) + (29.441827721427472 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6563399083822199 = (258.85480479891106 - 428.75154366492575) / 258.85480479891106 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.CreateAddAndClear<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SortedSet - Duration of single invocation 232.24 μs 365.52 μs 1.57 0.23 False
ImmutableSortedDictionary - Duration of single invocation 356.62 μs 431.17 μs 1.21 0.04 False
ImmutableSortedSet - Duration of single invocation 341.57 μs 420.45 μs 1.23 0.09 False
SortedDictionary - Duration of single invocation 247.31 μs 338.15 μs 1.37 0.21 False
SortedList - Duration of single invocation 266.12 μs 337.13 μs 1.27 0.12 False

graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.CreateAddAndClear&lt;String&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.CreateAddAndClear<String>.SortedSet(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 365.51592379568103 > 256.7432389529915.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -11.201255480773565 (T) = (0 -319935.68359394453) / Math.Sqrt((107243170.99400488 / (51)) + (357633258.5255601 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3149756411827162 = (243301.60466408927 - 319935.68359394453) / 243301.60466408927 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CreateAddAndClear&lt;String&gt;.ImmutableSortedDictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 431.16832488738737 > 379.8749814701705.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -23.6735303175087 (T) = (0 -436367.60399246815) / Math.Sqrt((51926764.30560745 / (51)) + (62211306.090987705 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.19173315882875552 = (366162.17377162987 - 436367.60399246815) / 366162.17377162987 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CreateAddAndClear&lt;String&gt;.ImmutableSortedSet(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 420.4536289473683 > 368.4192145953525.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -21.57002949251566 (T) = (0 -422224.2164351348) / Math.Sqrt((57996397.69024099 / (51)) + (85604465.64323993 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.21325196865930976 = (348010.32872150117 - 422224.2164351348) / 348010.32872150117 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CreateAddAndClear&lt;String&gt;.SortedDictionary(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 338.1460491071429 > 266.06591433145496.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -18.719603896562536 (T) = (0 -338035.24684176996) / Math.Sqrt((71212640.09025913 / (51)) + (132147724.06340042 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3061493940963848 = (258802.89679698407 - 338035.24684176996) / 258802.89679698407 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.CreateAddAndClear&lt;String&gt;.SortedList(Size: 512)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 337.1316018282313 > 279.3792625979873.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.15561778232263 (T) = (0 -331541.78385962977) / Math.Sqrt((36200633.835705884 / (51)) + (50615331.80458037 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.25198985612113545 = (264811.8770600899 - 331541.78385962977) / 264811.8770600899 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
edited
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_FromStream<MyEventsListerViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DataContractSerializer_ - Duration of single invocation 1.35 ms 1.97 ms 1.46 0.03 False
XmlSerializer_ - Duration of single invocation 565.53 μs 1.22 ms 2.15 0.00 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_FromStream&lt;MyEventsListerViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_FromStream<MyEventsListerViewModel>.DataContractSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.9676168771428573 > 1.4076811081392764.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -127.75656375541962 (T) = (0 -1976751.1207883598) / Math.Sqrt((185917063.09346855 / (51)) + (162253552.57443848 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4622830171264261 = (1351825.260661872 - 1976751.1207883598) / 1351825.260661872 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### MicroBenchmarks.Serializers.Xml_FromStream&lt;MyEventsListerViewModel&gt;.XmlSerializer_

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.21531869300813 > 588.7841681268633.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -261.4368234058521 (T) = (0 -1204163.2646859619) / Math.Sqrt((9205983.138987098 / (51)) + (47131216.33558635 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1504824809877572 = (559950.2787545923 - 1204163.2646859619) / 559950.2787545923 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Security.Cryptography.Tests.Perf_Rfc2898DeriveBytes

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeriveBytes - Duration of single invocation 5.71 ms 6.21 ms 1.09 0.00 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Security.Cryptography.Tests.Perf_Rfc2898DeriveBytes*'

Payloads

Baseline
Compare

Histogram

System.Security.Cryptography.Tests.Perf_Rfc2898DeriveBytes.DeriveBytes

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.20581739236111 > 6.034683374218751.
IsChangePoint: Marked as a change because one of 6/2/2022 5:58:32 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -14.398850681251718 (T) = (0 -6118683.874156745) / Math.Sqrt((889561703.945054 / (51)) + (5260636878.0050335 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.06512206387338837 = (5744584.664696305 - 6118683.874156745) / 5744584.664696305 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Collections.ContainsFalse<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Span - Duration of single invocation 18.63 μs 21.85 μs 1.17 0.04 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsFalse&lt;Int32&gt;*'

Payloads

Baseline
Compare

Histogram

System.Collections.ContainsFalse<Int32>.Span(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 21.84940077688547 > 19.558873944100466.
IsChangePoint: Marked as a change because one of 5/11/2022 11:37:12 AM, 5/15/2022 3:27:46 PM, 5/31/2022 6:06:22 PM, 6/6/2022 10:12:27 PM, 6/21/2022 5:13:43 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -97.85364609776063 (T) = (0 -21805.527723329313) / Math.Sqrt((1285.306098700343 / (51)) + (8302.604867146654 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.17138941409676328 = (18615.097132445193 - 21805.527723329313) / 18615.097132445193 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Binary_FromStream<Location>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
BinaryFormatter_ - Duration of single invocation 3.81 μs 4.42 μs 1.16 0.05 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Binary_FromStream&lt;Location&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Binary_FromStream<Location>.BinaryFormatter_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.421184290769668 > 4.058323153934355.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -16.27174534949002 (T) = (0 -4307.948996031972) / Math.Sqrt((4510.556164507302 / (51)) + (3374.9063778460813 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.09328507428357788 = (3940.3711779884497 - 4307.948996031972) / 3940.3711779884497 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_ToStream<MyEventsListerViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
XmlSerializer_ - Duration of single invocation 254.23 μs 626.79 μs 2.47 0.01 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream&lt;MyEventsListerViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<MyEventsListerViewModel>.XmlSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 626.78969125 > 266.7673220262097.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -177.90406135869583 (T) = (0 -632310.2195592949) / Math.Sqrt((6214907.413722199 / (51)) + (34925264.20069577 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4753530517964475 = (255442.4384434398 - 632310.2195592949) / 255442.4384434398 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Memory.SequenceReader

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
TryReadTo - Duration of single invocation 118.12 ns 129.84 ns 1.10 0.00 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.SequenceReader*'

Payloads

Baseline
Compare

Histogram

System.Memory.SequenceReader.TryReadTo

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 129.8369788918931 > 124.21678355772441.
IsChangePoint: Marked as a change because one of 6/14/2022 6:55:13 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -60.40075694541314 (T) = (0 -129.72080003594405) / Math.Sqrt((0.22127470124505494 / (51)) + (0.24565804251161855 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.09549056846812948 = (118.4134339169511 - 129.72080003594405) / 118.4134339169511 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Binary_ToStream<LoginViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
BinaryFormatter_ - Duration of single invocation 1.57 μs 2.06 μs 1.31 0.11 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Binary_ToStream&lt;LoginViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Binary_ToStream<LoginViewModel>.BinaryFormatter_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.064624988103169 > 1.6351517283797974.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -27.361359330217823 (T) = (0 -2073.816437461197) / Math.Sqrt((1118.4215116516796 / (51)) + (2498.8147400804296 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3179150233465438 = (1573.558538087846 - 2073.816437461197) / 1573.558538087846 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Xml_ToStream<Location>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
XmlSerializer_ - Duration of single invocation 1.85 μs 3.33 μs 1.80 0.05 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream&lt;Location&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<Location>.XmlSerializer_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.327492123041625 > 1.9171768262660038.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -124.27327411566368 (T) = (0 -3388.2725977805903) / Math.Sqrt((967.7875809637266 / (51)) + (1129.832518802147 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8664897702099704 = (1815.318064882524 - 3388.2725977805903) / 1815.318064882524 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Json_FromString<Location>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
JsonNet_ - Duration of single invocation 2.10 μs 2.23 μs 1.06 0.04 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Json_FromString&lt;Location&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Json_FromString<Location>.JsonNet_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.228144020785431 > 2.2029352509620286.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -16.076268732025362 (T) = (0 -2246.023240784698) / Math.Sqrt((322.4705035394085 / (51)) + (756.4473724890894 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.07745899783320616 = (2084.5556492650767 - 2246.023240784698) / 2084.5556492650767 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_UInt32

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
TryParseHex - Duration of single invocation 4.48 ns 11.55 ns 2.58 0.02 False
Parse - Duration of single invocation 11.83 ns 18.63 ns 1.58 0.19 False
Parse - Duration of single invocation 18.85 ns 23.94 ns 1.27 0.33 False
TryFormat - Duration of single invocation 6.22 ns 14.23 ns 2.29 0.05 False
TryParseHex - Duration of single invocation 6.94 ns 70.18 ns 10.12 0.02 False
TryParse - Duration of single invocation 12.42 ns 17.32 ns 1.39 0.12 False
TryFormat - Duration of single invocation 1.64 ns 12.23 ns 7.45 0.05 False
Parse - Duration of single invocation 8.61 ns 16.62 ns 1.93 0.31 False
ParseSpan - Duration of single invocation 8.54 ns 17.19 ns 2.01 0.38 False
ParseSpan - Duration of single invocation 14.10 ns 22.54 ns 1.60 0.40 False
TryParse - Duration of single invocation 8.50 ns 15.30 ns 1.80 0.36 False
TryParse - Duration of single invocation 18.51 ns 20.34 ns 1.10 0.34 False
ParseSpan - Duration of single invocation 11.77 ns 18.66 ns 1.58 0.22 False
TryParseHex - Duration of single invocation 10.10 ns 96.93 ns 9.60 0.01 False
TryFormat - Duration of single invocation 10.38 ns 17.49 ns 1.68 0.02 False

graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_UInt32*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_UInt32.TryParseHex(value: "0")

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 11.545319952687565 > 4.7055196171422.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -31.943420750353145 (T) = (0 -11.627456743120092) / Math.Sqrt((0.006045555850124244 / (51)) + (0.40283440956272315 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.6123268005918752 = (4.450996230825966 - 11.627456743120092) / 4.450996230825966 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.Parse(value: "12345")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.628232552828997 > 12.400068791229511.
IsChangePoint: Marked as a change because one of 5/31/2022 8:51:40 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -97.7724783760183 (T) = (0 -18.51218657731517) / Math.Sqrt((0.07986574236904356 / (51)) + (0.029184884663079894 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6164803618140666 = (11.452156806000534 - 18.51218657731517) / 11.452156806000534 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.Parse(value: "4294967295")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 23.944970499066525 > 19.803497878600872.
IsChangePoint: Marked as a change because one of 6/6/2022 10:12:27 PM, 6/20/2022 7:45:04 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -19.815211424546334 (T) = (0 -22.212606533368678) / Math.Sqrt((2.131130381418932 / (51)) + (0.5111548725984958 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.40845085935679476 = (15.770948901627023 - 22.212606533368678) / 15.770948901627023 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.TryFormat(value: 12345)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 14.229910892299747 > 6.5358386549889795.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -136.06616417523182 (T) = (0 -14.28945274628767) / Math.Sqrt((0.019669573556757358 / (51)) + (0.02659933900622736 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3811670112142445 = (6.001029192404675 - 14.28945274628767) / 6.001029192404675 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.TryParseHex(value: "3039")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 70.18359453235203 > 7.283627181961273.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -26.54006592750168 (T) = (0 -57.93147772198178) / Math.Sqrt((0.002191890092070908 / (51)) + (29.531434793895347 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -7.348069494708506 = (6.9395059251366 - 57.93147772198178) / 6.9395059251366 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.TryParse(value: "12345")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.321263607851453 > 13.073418753477336.
IsChangePoint: Marked as a change because one of 6/6/2022 7:24:37 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -13.221139008329466 (T) = (0 -17.558860893723832) / Math.Sqrt((0.2668966571219893 / (51)) + (1.5182531459054254 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4981527611578433 = (11.72034077496444 - 17.558860893723832) / 11.72034077496444 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.TryFormat(value: 0)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.234149898214847 > 1.724411169459761.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -84.75960301316968 (T) = (0 -11.914795536326592) / Math.Sqrt((0.0008886718514987148 / (51)) + (0.11626851429022834 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -6.048264268580652 = (1.690458115970436 - 11.914795536326592) / 1.690458115970436 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.Parse(value: "0")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.62296993552722 > 8.937002183026358.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -97.18191272218557 (T) = (0 -16.719879949401946) / Math.Sqrt((0.1852726729206409 / (51)) + (0.026092262723109255 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9327863498073807 = (8.650661233751071 - 16.719879949401946) / 8.650661233751071 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.ParseSpan(value: "0")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.190149900732578 > 8.982813377059172.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -80.89992437444265 (T) = (0 -17.193826544566626) / Math.Sqrt((0.23563024111947709 / (51)) + (0.04918740749036228 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9541370291320201 = (8.79868007629112 - 17.193826544566626) / 8.79868007629112 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.ParseSpan(value: "4294967295")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 22.536304931805482 > 14.78456498505156.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -87.05735199751643 (T) = (0 -22.408555505823532) / Math.Sqrt((0.34272884610770693 / (51)) + (0.01344989558753982 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5530277165538566 = (14.428947575737897 - 22.408555505823532) / 14.428947575737897 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.TryParse(value: "0")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.303030471839884 > 8.961270912150905.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -21.131678556498134 (T) = (0 -15.664794050704762) / Math.Sqrt((0.21307472047878703 / (51)) + (0.8307832925333604 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7965480678037709 = (8.719384875604542 - 15.664794050704762) / 8.719384875604542 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.TryParse(value: "4294967295")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 20.342057266044346 > 19.49499351275235.
IsChangePoint: Marked as a change because one of 6/6/2022 10:12:27 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -19.763385829719997 (T) = (0 -20.588075520323756) / Math.Sqrt((1.9752685046244833 / (51)) + (0.06868509401805899 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.26391899343934494 = (16.289078356438015 - 20.588075520323756) / 16.289078356438015 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.ParseSpan(value: "12345")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.657681962020867 > 12.386461983531433.
IsChangePoint: Marked as a change because one of 5/30/2022 10:25:35 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -70.68242798385184 (T) = (0 -18.771930945316672) / Math.Sqrt((0.2942985857559628 / (51)) + (0.04124270049117946 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.649017354617941 = (11.38370732894192 - 18.771930945316672) / 11.38370732894192 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.TryParseHex(value: "FFFFFFFF")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 96.93009685391402 > 10.597249799691511.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -58.235336786350814 (T) = (0 -101.23995885069513) / Math.Sqrt((0.0003995355347651062 / (51)) + (19.6042233516699 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -9.04636483483317 = (10.077272776285387 - 101.23995885069513) / 10.077272776285387 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_UInt32.TryFormat(value: 4294967295)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.4870704927072 > 10.895186698061762.
IsChangePoint: Marked as a change because one of 5/5/2022 12:13:02 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -61.48008049609283 (T) = (0 -17.881914750315705) / Math.Sqrt((0.0012421677111277305 / (51)) + (0.12029232122646981 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7299100383408867 = (10.336904436640994 - 17.881914750315705) / 10.336904436640994 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Tests.Perf_SByte

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
TryParse - Duration of single invocation 9.82 ns 17.99 ns 1.83 0.19 False
TryParse - Duration of single invocation 9.60 ns 17.73 ns 1.85 0.26 False
Parse - Duration of single invocation 9.80 ns 18.26 ns 1.86 0.34 False
Parse - Duration of single invocation 9.73 ns 17.31 ns 1.78 0.26 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Tests.Perf_SByte*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_SByte.TryParse(value: "-128")

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.989791572081725 > 10.328996614034724.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -72.47395691693985 (T) = (0 -17.998091395302943) / Math.Sqrt((0.068641336264823 / (51)) + (0.08495894624966098 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7872454853876335 = (10.070296186200386 - 17.998091395302943) / 10.070296186200386 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_SByte.TryParse(value: "127")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.732743557411283 > 10.111429158959753.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -91.73684933287169 (T) = (0 -17.66091501927992) / Math.Sqrt((0.3093972616062796 / (51)) + (0.008906410331915526 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7861589170581813 = (9.887650449584628 - 17.66091501927992) / 9.887650449584628 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_SByte.Parse(value: "-128")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.257207231247396 > 10.613196517016126.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -140.52997288409648 (T) = (0 -18.23081835218546) / Math.Sqrt((0.1600009843107929 / (51)) + (0.0019333314717914884 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8118483905097122 = (10.061999915487815 - 18.23081835218546) / 10.061999915487815 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Tests.Perf_SByte.Parse(value: "127")

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.311215311473255 > 10.153562391850222.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -72.71715832631767 (T) = (0 -17.708822089893285) / Math.Sqrt((0.15232080229586606 / (51)) + (0.06953734516547827 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7977822279113614 = (9.850371093314873 - 17.708822089893285) / 9.850371093314873 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Memory.Constructors_ValueTypesOnly<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SpanFromPointerLength - Duration of single invocation 0.01 ns 3.19 ns 239.75 0.14 False
ReadOnlyFromPointerLength - Duration of single invocation 0.01 ns 3.19 ns 244.32 0.14 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.Constructors_ValueTypesOnly&lt;Byte&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.Constructors_ValueTypesOnly<Byte>.SpanFromPointerLength

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.191316309848184 > 0.013941173818716632.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -82.43595398052723 (T) = (0 -3.273591863342336) / Math.Sqrt((1.5473251895932631E-07 / (51)) + (0.012514192466795896 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -247.52380324412496 = (0.01317214617115241 - 3.273591863342336) / 0.01317214617115241 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Constructors_ValueTypesOnly&lt;Byte&gt;.ReadOnlyFromPointerLength

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.190215678344436 > 0.01394391379270266.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -91.1330589221559 (T) = (0 -3.244958613722258) / Math.Sqrt((8.165489112937401E-08 / (51)) + (0.010060022452137187 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -243.69777265233992 = (0.013261087661523624 - 3.244958613722258) / 0.013261087661523624 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.WriteJson<Nullable<DateTimeOffset>>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SerializeToString - Duration of single invocation 179.01 ns 231.91 ns 1.30 0.10 False
SerializeObjectProperty - Duration of single invocation 286.68 ns 374.45 ns 1.31 0.05 False
SerializeToStream - Duration of single invocation 270.52 ns 322.11 ns 1.19 0.09 False
SerializeToUtf8Bytes - Duration of single invocation 151.67 ns 203.60 ns 1.34 0.18 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.WriteJson<Nullable<DateTimeOffset>>.SerializeToString

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 231.9069334353486 > 182.64015958799973.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -46.73252858337431 (T) = (0 -233.6601147385545) / Math.Sqrt((13.137173033747024 / (51)) + (10.980766604285327 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3429314465182168 = (173.99258565607275 - 233.6601147385545) / 173.99258565607275 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;.SerializeObjectProperty

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 374.449776193422 > 298.13408790500694.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -34.63727190383443 (T) = (0 -380.15418098459287) / Math.Sqrt((34.500442477103654 / (51)) + (58.88318523146672 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3482574421613577 = (281.9596384909823 - 380.15418098459287) / 281.9596384909823 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;.SerializeToStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 322.1076593883307 > 281.72265354482727.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.883993617632516 (T) = (0 -321.22023417160335) / Math.Sqrt((31.03445490122056 / (51)) + (29.645456247111213 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.20101418294717976 = (267.45748612506645 - 321.22023417160335) / 267.45748612506645 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.WriteJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;.SerializeToUtf8Bytes

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 203.595020740261 > 161.0277459104327.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -39.97204057669915 (T) = (0 -205.260641672139) / Math.Sqrt((29.480833381159965 / (51)) + (8.423633993460694 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3310294049502255 = (154.21195122268153 - 205.260641672139) / 154.21195122268153 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Count - Duration of single invocation 3.17 ms 5.00 ms 1.58 0.01 False
Count - Duration of single invocation 8.52 ms 13.74 ms 1.61 0.02 False
Count - Duration of single invocation 11.47 ms 22.19 ms 1.93 0.01 False
Count - Duration of single invocation 3.91 ms 5.38 ms 1.38 0.00 False
Count - Duration of single invocation 6.06 ms 9.75 ms 1.61 0.00 False
Count - Duration of single invocation 40.33 ms 53.58 ms 1.33 0.01 False
Count - Duration of single invocation 4.39 secs 4.90 secs 1.12 0.08 False
Count - Duration of single invocation 71.67 ms 77.92 ms 1.09 0.00 False
Count - Duration of single invocation 1.82 ms 2.23 ms 1.22 0.00 False
Count - Duration of single invocation 282.27 ms 2.71 secs 9.60 0.02 False
Count - Duration of single invocation 12.77 ms 16.79 ms 1.31 0.07 False
Count - Duration of single invocation 6.11 ms 9.77 ms 1.60 0.01 False
Count - Duration of single invocation 698.84 ms 1.03 secs 1.48 0.03 False
Count - Duration of single invocation 15.35 ms 30.01 ms 1.96 0.01 False
Count - Duration of single invocation 47.24 ms 69.00 ms 1.46 0.11 False
Count - Duration of single invocation 10.50 ms 174.82 ms 16.65 0.00 False
Count - Duration of single invocation 4.46 ms 6.48 ms 1.46 0.00 False
Count - Duration of single invocation 2.17 ms 2.75 ms 1.27 0.00 False
Count - Duration of single invocation 290.69 ms 2.64 secs 9.09 0.01 False
Count - Duration of single invocation 4.45 ms 6.01 ms 1.35 0.05 False
Count - Duration of single invocation 335.86 ms 434.29 ms 1.29 0.07 False
Count - Duration of single invocation 6.24 ms 9.71 ms 1.56 0.01 False

graph
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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig*'

Payloads

Baseline
Compare

Histogram

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Tom|Sawyer|Huckleberry|Finn", Options: Compiled)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.9974093359375 > 3.3392035277343752.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -32.96296012276684 (T) = (0 -5062975.467385316) / Math.Sqrt((76717005.34048578 / (51)) + (26159186508.76856 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5933230404345656 = (3177620.193080514 - 5062975.467385316) / 3177620.193080514 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Tom.{10,25}river|river.{10,25}Tom", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.740843218487395 > 8.922448990344828.
IsChangePoint: Marked as a change because one of 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -846.1308952672861 (T) = (0 -13752757.61990681) / Math.Sqrt((1063015774.1748308 / (51)) + (141169303.89745283 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.617331785027993 = (8503361.98621656 - 13752757.61990681) / 8503361.98621656 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "([A-Za-z]awyer|[A-Za-z]inn)\s", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 22.18670926573426 > 12.035756591015625.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -245.9006946693158 (T) = (0 -22179470.014914252) / Math.Sqrt((128212152.34494108 / (51)) + (15161784334.7056 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9341505758295243 = (11467292.304996395 - 22179470.014914252) / 11467292.304996395 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Tom|Sawyer|Huckleberry|Finn", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.380509765217392 > 4.10816106421875.
IsChangePoint: Marked as a change because one of 6/6/2022 10:12:27 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -122.32201825459458 (T) = (0 -5402227.783579192) / Math.Sqrt((487560416.13330984 / (51)) + (1127641628.4828057 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3846453596035434 = (3901524.492254087 - 5402227.783579192) / 3901524.492254087 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Tom.{10,25}river|river.{10,25}Tom", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.750476467708333 > 6.361483689122596.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -154.93480735052918 (T) = (0 -9821375.125576636) / Math.Sqrt((105310822.1199447 / (51)) + (4708511432.990932 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6217549624100239 = (6056016.693780601 - 9821375.125576636) / 6056016.693780601 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "(?i)Tom|Sawyer|Huckleberry|Finn", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 53.582155910714285 > 42.346520165384625.
IsChangePoint: Marked as a change because one of 5/19/2022 10:26:24 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -427.0475415584716 (T) = (0 -53729641.561675824) / Math.Sqrt((1365607666.960655 / (51)) + (7660797275.801766 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.33221289515477265 = (40331122.568389244 - 53729641.561675824) / 40331122.568389244 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: ".{2,4}(Tom|Sawyer|Huckleberry|Finn)", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.901492727666667 > 4.627210815786058.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -16.52605934005266 (T) = (0 -4964553576.1910715) / Math.Sqrt((3227855639486582.5 / (51)) + (9875992805971222 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.13626025538765205 = (4369204636.570994 - 4964553576.1910715) / 4369204636.570994 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "(?i)Tom|Sawyer|Huckleberry|Finn", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 77.92002567857143 > 75.24057991250001.
IsChangePoint: Marked as a change because one of 5/19/2022 10:26:24 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -47.07134302660752 (T) = (0 -78031156.49571888) / Math.Sqrt((535140430447.73663 / (51)) + (14497220370.078625 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.07171508219017966 = (72809609.37514545 - 78031156.49571888) / 72809609.37514545 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Huck[a-zA-Z]+|Saw[a-zA-Z]+", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.2289789386904766 > 1.9169327222556092.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -93.45322381822305 (T) = (0 -2221434.915795068) / Math.Sqrt((57709826.883466244 / (51)) + (131526124.62342 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.21410788346410836 = (1829684.9448476036 - 2221434.915795068) / 1829684.9448476036 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: ".{0,2}(Tom|Sawyer|Huckleberry|Finn)", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.711103895714286 > 296.45694770480765.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -122.55718763721413 (T) = (0 -2729446202.8785715) / Math.Sqrt((2046319758611.7788 / (51)) + (3188111411555011 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.653666214527243 = (282736749.1504094 - 2729446202.8785715) / 282736749.1504094 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Tom|Sawyer|Huckleberry|Finn", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 16.79080179047619 > 12.982289493157893.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -26.356308859203686 (T) = (0 -16625800.033758203) / Math.Sqrt((30226241606.33605 / (51)) + (195911938442.9228 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3352232083253464 = (12451700.906704945 - 16625800.033758203) / 12451700.906704945 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "(?i)Twain", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.773541017391304 > 6.372181646463416.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -330.90212895851346 (T) = (0 -9726432.461257765) / Math.Sqrt((1292573424.8991158 / (51)) + (780716801.8444616 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6056756781478282 = (6057532.410578303 - 9726432.461257765) / 6057532.410578303 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "([A-Za-z]awyer|[A-Za-z]inn)\s", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0325499835833334 > 733.2647028000001.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -116.91188499972272 (T) = (0 -1022988910.5007554) / Math.Sqrt((36203230843421.67 / (51)) + (57922903205895.695 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.47544553078840046 = (693342376.3560584 - 1022988910.5007554) / 693342376.3560584 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "([A-Za-z]awyer|[A-Za-z]inn)\s", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 30.01460451785714 > 16.031129296875.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -215.97204096602997 (T) = (0 -30029289.996316962) / Math.Sqrt((24494606029.291 / (51)) + (34473771002.50007 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9909796240549 = (15082670.67804453 - 30029289.996316962) / 15082670.67804453 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Tom.{10,25}river|river.{10,25}Tom", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 68.99915486666666 > 49.7022943225.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -85.58492614474474 (T) = (0 -68853800.70297618) / Math.Sqrt((3517548552637.6333 / (51)) + (21738987945.285927 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.49882169326016906 = (45938620.325949855 - 68853800.70297618) / 45938620.325949855 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "\p{Sm}", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 174.8185863846154 > 11.027085250781251.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -129.94852882859604 (T) = (0 -178135762.08839285) / Math.Sqrt((5988776.432321268 / (51)) + (13312930341719.824 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -15.963156578264142 = (10501333.361306606 - 178135762.08839285) / 10501333.361306606 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "(?i)Twain", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.484053591666666 > 4.679318514882813.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -113.96261184833199 (T) = (0 -6524477.463310821) / Math.Sqrt((37495194.01642468 / (51)) + (2606796004.869006 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.46125422357659274 = (4464984.503067091 - 6524477.463310821) / 4464984.503067091 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Huck[a-zA-Z]+|Saw[a-zA-Z]+", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.7496780266666665 > 2.274277489826087.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -126.8984321574585 (T) = (0 -2750484.559697733) / Math.Sqrt((926773993.7752193 / (51)) + (53468105.46057741 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2987289168377453 = (2117828.073309436 - 2750484.559697733) / 2117828.073309436 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: ".{2,4}(Tom|Sawyer|Huckleberry|Finn)", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.6436979032666668 > 305.07721593461537.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -134.41803832491348 (T) = (0 -2674081043.234722) / Math.Sqrt((1475099869992.9346 / (51)) + (2514827017563086.5 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.197569951950554 = (290737777.174244 - 2674081043.234722) / 290737777.174244 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Huck[a-zA-Z]+|Saw[a-zA-Z]+", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.007244304065041 > 4.614290586785714.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -119.67271572122402 (T) = (0 -6016885.91046748) / Math.Sqrt((4139834011.1799793 / (51)) + (869046179.0406475 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.37744096217124073 = (4368162.466275976 - 6016885.91046748) / 4368162.466275976 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "(?i)Tom|Sawyer|Huckleberry|Finn", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 434.29222980000003 > 354.3616526300001.
IsChangePoint: Marked as a change because one of 5/17/2022 3:30:02 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -26.264180418720535 (T) = (0 -414661371.58628666) / Math.Sqrt((12106005991949.936 / (51)) + (63982001604515.12 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.22213969106808798 = (339291305.74582165 - 414661371.58628666) / 339291305.74582165 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "(?i)Twain", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.706719512422362 > 6.559637767687501.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -158.06177865389043 (T) = (0 -9778017.36074614) / Math.Sqrt((6133031763.715488 / (51)) + (3346634471.646123 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6003800429652756 = (6109809.606616233 - 9778017.36074614) / 6109809.606616233 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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Author

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Count - Duration of single invocation 61.75 μs 73.53 μs 1.19 0.02 False
Count - Duration of single invocation 4.51 ms 6.94 ms 1.54 0.04 False
Count - Duration of single invocation 2.15 ms 2.33 ms 1.09 0.00 False
Count - Duration of single invocation 81.83 μs 134.59 μs 1.64 0.01 False
Count - Duration of single invocation 54.78 μs 57.69 μs 1.05 0.01 False
Count - Duration of single invocation 182.02 μs 246.97 μs 1.36 0.01 False
Count - Duration of single invocation 8.24 ms 10.76 ms 1.31 0.02 False
Count - Duration of single invocation 58.99 μs 68.97 μs 1.17 0.02 False
Count - Duration of single invocation 959.43 μs 1.80 ms 1.88 0.01 False
Count - Duration of single invocation 366.53 μs 619.67 μs 1.69 0.01 False
Count - Duration of single invocation 71.37 μs 88.12 μs 1.23 0.04 False
Count - Duration of single invocation 2.97 ms 13.34 ms 4.49 0.01 False
Count - Duration of single invocation 55.09 μs 65.36 μs 1.19 0.09 False
Count - Duration of single invocation 87.40 μs 110.64 μs 1.27 0.05 False
Count - Duration of single invocation 902.28 μs 1.42 ms 1.58 0.10 False
Count - Duration of single invocation 151.29 μs 196.48 μs 1.30 0.01 False
Count - Duration of single invocation 164.43 μs 224.70 μs 1.37 0.01 False
Count - Duration of single invocation 528.92 μs 757.22 μs 1.43 0.02 False
Count - Duration of single invocation 320.20 μs 378.78 μs 1.18 0.02 False
Count - Duration of single invocation 735.81 μs 1.08 ms 1.47 0.04 False
Count - Duration of single invocation 80.32 μs 108.03 μs 1.35 0.00 False
Count - Duration of single invocation 34.02 ms 47.30 ms 1.39 0.05 False
Count - Duration of single invocation 73.67 μs 118.36 μs 1.61 0.00 False
Count - Duration of single invocation 114.77 μs 159.85 μs 1.39 0.01 False
Count - Duration of single invocation 6.90 ms 8.74 ms 1.27 0.03 False
Count - Duration of single invocation 116.09 μs 161.39 μs 1.39 0.00 False
Count - Duration of single invocation 8.29 ms 11.26 ms 1.36 0.01 False
Count - Duration of single invocation 2.35 ms 4.10 ms 1.74 0.01 False
Count - Duration of single invocation 5.18 ms 12.71 ms 2.45 0.03 False
Count - Duration of single invocation 127.85 μs 171.11 μs 1.34 0.01 False
Count - Duration of single invocation 87.45 μs 113.76 μs 1.30 0.02 False
Count - Duration of single invocation 113.35 μs 160.85 μs 1.42 0.01 False
Count - Duration of single invocation 110.76 μs 141.81 μs 1.28 0.02 False
Count - Duration of single invocation 62.83 μs 72.33 μs 1.15 0.02 False
Count - Duration of single invocation 680.42 μs 1.10 ms 1.61 0.01 False
Count - Duration of single invocation 2.19 ms 2.46 ms 1.12 0.03 False
Count - Duration of single invocation 54.77 μs 59.17 μs 1.08 0.01 False
Count - Duration of single invocation 22.91 ms 39.44 ms 1.72 0.02 False
Count - Duration of single invocation 4.15 ms 5.73 ms 1.38 0.05 False
Count - Duration of single invocation 34.72 μs 49.21 μs 1.42 0.35 False
Count - Duration of single invocation 60.75 μs 65.60 μs 1.08 0.01 False
Count - Duration of single invocation 8.17 ms 31.58 ms 3.87 0.01 False
Count - Duration of single invocation 1.36 ms 2.28 ms 1.67 0.03 False
Count - Duration of single invocation 131.03 μs 165.44 μs 1.26 0.02 False
Count - Duration of single invocation 1.14 ms 1.62 ms 1.42 0.01 False
Count - Duration of single invocation 1.10 ms 7.12 ms 6.49 0.01 False
Count - Duration of single invocation 43.04 μs 55.51 μs 1.29 0.21 False
Count - Duration of single invocation 1.58 ms 4.07 ms 2.57 0.01 False
Count - Duration of single invocation 3.41 ms 13.80 ms 4.04 0.01 False
Count - Duration of single invocation 59.18 ns 104.98 ns 1.77 0.13 False
Count - Duration of single invocation 99.97 μs 150.96 μs 1.51 0.01 False
Count - Duration of single invocation 113.40 μs 159.28 μs 1.40 0.01 False
Count - Duration of single invocation 262.22 μs 365.25 μs 1.39 0.02 False
Count - Duration of single invocation 94.14 μs 110.43 μs 1.17 0.03 False
Count - Duration of single invocation 14.52 ms 17.63 ms 1.21 0.03 False
Count - Duration of single invocation 33.81 ms 49.18 ms 1.45 0.06 False
Count - Duration of single invocation 11.92 ms 24.21 ms 2.03 0.14 False
Count - Duration of single invocation 534.82 μs 920.05 μs 1.72 0.01 False
Count - Duration of single invocation 13.18 ms 21.05 ms 1.60 0.11 False
Count - Duration of single invocation 1.36 ms 2.28 ms 1.68 0.06 False
Count - Duration of single invocation 2.89 ms 8.34 ms 2.88 0.02 False
Count - Duration of single invocation 466.77 μs 1.13 ms 2.42 0.02 False
Count - Duration of single invocation 3.76 ms 17.78 ms 4.72 0.01 False
Count - Duration of single invocation 2.21 ms 2.71 ms 1.23 0.01 False
Count - Duration of single invocation 22.35 ms 33.72 ms 1.51 0.05 False
Count - Duration of single invocation 8.30 ms 11.17 ms 1.35 0.01 False
Count - Duration of single invocation 68.25 μs 81.76 μs 1.20 0.03 False
Count - Duration of single invocation 22.45 ms 25.72 ms 1.15 0.07 False
Count - Duration of single invocation 6.39 ms 9.41 ms 1.47 0.03 False
Count - Duration of single invocation 1.34 ms 1.97 ms 1.46 0.02 False
Count - Duration of single invocation 1.77 ms 1.94 ms 1.10 0.00 False
Count - Duration of single invocation 43.96 μs 50.46 μs 1.15 0.01 False
Count - Duration of single invocation 357.79 μs 531.45 μs 1.49 0.05 False
Count - Duration of single invocation 187.98 μs 256.24 μs 1.36 0.02 False
Count - Duration of single invocation 3.15 ms 3.45 ms 1.10 0.02 False
Count - Duration of single invocation 14.17 ms 18.66 ms 1.32 0.02 False
Count - Duration of single invocation 1.14 ms 1.48 ms 1.31 0.02 False
Count - Duration of single invocation 71.74 μs 124.85 μs 1.74 0.01 False
Count - Duration of single invocation 642.27 μs 1.52 ms 2.37 0.01 False
Count - Duration of single invocation 911.92 μs 1.52 ms 1.66 0.07 False
Count - Duration of single invocation 792.82 μs 1.02 ms 1.29 0.01 False
Count - Duration of single invocation 73.26 μs 111.52 μs 1.52 0.01 False
Count - Duration of single invocation 529.83 μs 907.19 μs 1.71 0.00 False
Count - Duration of single invocation 1.01 ms 1.42 ms 1.40 0.00 False
Count - Duration of single invocation 21.67 ms 32.68 ms 1.51 0.05 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock*'

Payloads

Baseline
Compare

Histogram

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Street", Options: NonBacktracking)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 73.53383103903853 > 64.71618740992464.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -33.5798837638056 (T) = (0 -74118.21653920198) / Math.Sqrt((1295799.4358489893 / (51)) + (821080.9309896064 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.19348591678226926 = (62102.29672339197 - 74118.21653920198) / 62102.29672339197 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "[a-zA-Z]+ing", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.940306756410255 > 4.747837200186106.
IsChangePoint: Marked as a change because one of 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -68.94909626264955 (T) = (0 -6973086.018879768) / Math.Sqrt((2629943501.2608843 / (51)) + (9590825443.311617 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5376299656583005 = (4534957.157845453 - 6973086.018879768) / 4534957.157845453 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.332522202269693 > 2.2534360218750003.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -39.17667717813684 (T) = (0 -2337086.876221152) / Math.Sqrt((608245794.9083335 / (51)) + (32086071.480010323 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.07171983823833114 = (2180688.2664995757 - 2337086.876221152) / 2180688.2664995757 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock Holmes", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 134.58750358952702 > 85.77770651855468.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -7.965927580885189 (T) = (0 -109849.72452261522) / Math.Sqrt((26628.382895013652 / (51)) + (100442712.04229729 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3458173263598434 = (81623.05713490547 - 109849.72452261522) / 81623.05713490547 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?m)^Sherlock Holmes|Sherlock Holmes$", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 57.6898953656659 > 56.62382397134319.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -7.291617710093117 (T) = (0 -58854.50665777739) / Math.Sqrt((317537.10040638153 / (51)) + (3080728.2611978725 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.08401229991333786 = (54293.209276760565 - 58854.50665777739) / 54293.209276760565 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 246.96926771763393 > 188.61476329012788.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -79.7444663486513 (T) = (0 -247764.5476061574) / Math.Sqrt((9554115.672057174 / (51)) + (4853533.633281437 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.40213119293201666 = (176705.6812194966 - 247764.5476061574) / 176705.6812194966 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.757142962318841 > 8.665028857692308.
IsChangePoint: Marked as a change because one of 5/25/2022 10:02:21 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -30.74787350254834 (T) = (0 -10905076.375662563) / Math.Sqrt((6321844823.791844 / (51)) + (60407755851.472534 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3280478845452705 = (8211357.815156274 - 10905076.375662563) / 8211357.815156274 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Holmes", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 68.96927118577695 > 61.94525212268687.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -29.17274372880708 (T) = (0 -68408.95304521725) / Math.Sqrt((705268.7141040511 / (51)) + (689633.5487886175 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1559041954081466 = (59182.199802521034 - 68408.95304521725) / 59182.199802521034 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sher[a-z]+|Hol[a-z]+", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.799019792270531 > 1005.1202042432949.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -219.30843032183452 (T) = (0 -1802901.3404596245) / Math.Sqrt((74352376.2194974 / (51)) + (107637113.52806814 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8858729685259019 = (956003.5965035692 - 1802901.3404596245) / 956003.5965035692 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Holmes", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 619.6711214285714 > 384.4253260817308.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -11.719868774904446 (T) = (0 -642484.052625973) / Math.Sqrt((158273.40757396934 / (51)) + (4448880251.726783 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7549150133434894 = (366105.50809631695 - 642484.052625973) / 366105.50809631695 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Holmes", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 88.12414714586677 > 75.60557999361232.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -30.057303409807933 (T) = (0 -87318.0721481304) / Math.Sqrt((1235472.1826946896 / (51)) + (1901348.7886414242 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2138285079765005 = (71936.08617224936 - 87318.0721481304) / 71936.08617224936 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+\s+Holmes", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.340529733333335 > 3.120987812942709.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -1461.9045394104855 (T) = (0 -13326804.729818938) / Math.Sqrt((139939240.22001836 / (51)) + (379351510.05811137 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.482975783551761 = (2972758.5811896604 - 13326804.729818938) / 2972758.5811896604 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "[a-q][^u-z]{13}x", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 65.36047623197116 > 58.226585957718555.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.148035218685237 (T) = (0 -66440.20353094206) / Math.Sqrt((1168999.05081207 / (51)) + (1085196.0475715406 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1774747955025662 = (56426.00910415603 - 66440.20353094206) / 56426.00910415603 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Street", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 110.63626814420805 > 90.68051531167927.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -55.56052128394966 (T) = (0 -110654.12506726058) / Math.Sqrt((2661906.9471408515 / (51)) + (1185852.4978608105 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.28997178737515644 = (85780.26756106067 - 110654.12506726058) / 85780.26756106067 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "[^\n]*", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.422803599702381 > 945.8392883778754.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -114.88230406586058 (T) = (0 -1429479.9073372982) / Math.Sqrt((416469458.50168437 / (51)) + (103286347.68864688 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5846829630207171 = (902060.5008666393 - 1429479.9073372982) / 902060.5008666393 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sher[a-z]+|Hol[a-z]+", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 196.4847252704327 > 159.64859485997013.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -135.5442261194412 (T) = (0 -198078.39764203707) / Math.Sqrt((1684706.697097767 / (51)) + (696668.5886876126 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.310895361522249 = (151101.60845486767 - 198078.39764203707) / 151101.60845486767 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes|Watson", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 224.69574484406434 > 177.86957933438364.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -93.35566755071625 (T) = (0 -222215.1017751138) / Math.Sqrt((1603070.7995939385 / (51)) + (2336431.445546918 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.31396299365542135 = (169118.23456832327 - 222215.1017751138) / 169118.23456832327 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "the", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 757.2179166666665 > 549.1550783013512.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -83.2019028205167 (T) = (0 -758367.7639294299) / Math.Sqrt((29046040.609360937 / (51)) + (61079996.34326091 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.45826500735676484 = (520047.97489040694 - 758367.7639294299) / 520047.97489040694 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Holmes.{0,25}Watson|Watson.{0,25}Holmes", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 378.7797952380953 > 320.5649096773662.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -60.57185877429101 (T) = (0 -380060.8771031776) / Math.Sqrt((12978312.157467056 / (51)) + (9258095.926325692 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2335976226721488 = (308091.447420198 - 380060.8771031776) / 308091.447420198 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "the", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0816106735985533 > 773.125146562693.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -72.32804468971293 (T) = (0 -1061832.3064513379) / Math.Sqrt((72677785.8667494 / (51)) + (141435843.12810516 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.42394878531813673 = (745695.5737450239 - 1061832.3064513379) / 745695.5737450239 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 108.0334326687867 > 83.85589219577857.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -68.07255414561675 (T) = (0 -108725.21966246067) / Math.Sqrt((149715.23093941683 / (51)) + (1450654.1341827891 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.36754160377918216 = (79504.14039470539 - 108725.21966246067) / 79504.14039470539 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{Ll}", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 47.30122468333333 > 35.23203236875.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -76.76828836264043 (T) = (0 -47806311.84112723) / Math.Sqrt((241950896572.91534 / (51)) + (251391888158.85495 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4396637532153759 = (33206581.560698178 - 47806311.84112723) / 33206581.560698178 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sher[a-z]+|Hol[a-z]+", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 118.35690192099565 > 77.56448501672489.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -174.9734955296384 (T) = (0 -118939.32747685646) / Math.Sqrt((230996.63456779957 / (51)) + (488418.60822382086 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.604458568148258 = (74130.50722408309 - 118939.32747685646) / 74130.50722408309 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 159.85388916727405 > 120.0650243502616.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -136.19470741802246 (T) = (0 -158920.37167686175) / Math.Sqrt((1098078.837695074 / (51)) + (691816.9107211812 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3920778248145717 = (114160.55111576132 - 158920.37167686175) / 114160.55111576132 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.737893035714286 > 7.4473055525714305.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -44.28994981575883 (T) = (0 -8657327.214490376) / Math.Sqrt((5130582604.941395 / (51)) + (9569546567.011553 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2258333734347716 = (7062401.303557792 - 8657327.214490376) / 7062401.303557792 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock Holmes", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 161.38901386908623 > 121.48044795358474.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -158.4654017246846 (T) = (0 -161281.5218829573) / Math.Sqrt((3051995.884087454 / (51)) + (176761.69723297554 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.39130522992212946 = (115921.02035869163 - 161281.5218829573) / 115921.02035869163 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+\s+Holmes\s+\w+", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 11.257341068027213 > 8.71094296.
IsChangePoint: Marked as a change because one of 5/12/2022 12:48:56 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -97.09205244356005 (T) = (0 -11171541.253141899) / Math.Sqrt((6509076117.12136 / (51)) + (5973759601.872758 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3458734185468862 = (8300588.37569108 - 11171541.253141899) / 8300588.37569108 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes|Watson|Irene|Adler|John|Baker", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.103967540983607 > 2.377765616412635.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -489.9841771349804 (T) = (0 -4111585.9778043) / Math.Sqrt((410995852.70370764 / (51)) + (47709039.75193499 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8058864839228315 = (2276768.7860827884 - 4111585.9778043) / 2276768.7860827884 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 12.709016481203006 > 5.43992297537234.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -62.17900947656491 (T) = (0 -12909435.94532003) / Math.Sqrt((2165061341.0818973 / (51)) + (123080584208.53714 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4891268498256343 = (5186331.080806247 - 12909435.94532003) / 5186331.080806247 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 171.10982240838723 > 135.28661411912654.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -75.45277564781294 (T) = (0 -169938.69707577347) / Math.Sqrt((2666300.780428395 / (51)) + (1934111.2939785998 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.31711138739060524 = (129023.7854616438 - 169938.69707577347) / 129023.7854616438 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "The", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 113.76411704192546 > 91.28613385644657.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -58.27610958895236 (T) = (0 -113204.58073568234) / Math.Sqrt((1501496.2439201737 / (51)) + (1407141.9814542183 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.30423819963175863 = (86797.47362686107 - 113204.58073568234) / 86797.47362686107 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 160.8486174115088 > 119.11782556460166.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -224.51325157829197 (T) = (0 -160461.95868245402) / Math.Sqrt((1564534.4773671695 / (51)) + (79432.93917271949 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.39265351203188104 = (115220.30231937596 - 160461.95868245402) / 115220.30231937596 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "The", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 141.81026134169883 > 116.49968907270213.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -57.39295825326012 (T) = (0 -142180.06580830505) / Math.Sqrt((6746381.651705805 / (51)) + (1217696.995861151 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.27438244800971445 = (111567.8154782788 - 142180.06580830505) / 111567.8154782788 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "[a-q][^u-z]{13}x", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 72.32693273441886 > 66.11089122585717.
IsChangePoint: Marked as a change because one of 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.688196294742724 (T) = (0 -73528.57692186198) / Math.Sqrt((882250.0547726023 / (51)) + (1082385.8541986195 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1580430962488299 = (63493.81742358129 - 73528.57692186198) / 63493.81742358129 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)the", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0976586923076923 > 714.9335932901339.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -189.8620709287889 (T) = (0 -1090415.8643145224) / Math.Sqrt((46245853.03744049 / (51)) + (29864720.0702343 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6001498042260571 = (681446.1130043525 - 1090415.8643145224) / 681446.1130043525 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{Lu}", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.457765406153846 > 2.2722190028695652.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -58.790886105384594 (T) = (0 -2456473.803524879) / Math.Sqrt((417154164.8008439 / (51)) + (155632420.04487062 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.14391646712093478 = (2147424.1119261556 - 2456473.803524879) / 2147424.1119261556 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock Holmes", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 59.170322166864366 > 57.46546874971888.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.46326056085922 (T) = (0 -59024.67239521691) / Math.Sqrt((373618.94305087236 / (51)) + (173111.3399298961 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.07923785478922193 = (54691.06938131316 - 59024.67239521691) / 54691.06938131316 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\b\w+n\b", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 39.43766555 > 24.101352275000004.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -121.19805953017453 (T) = (0 -39475352.12708334) / Math.Sqrt((85973491396.15648 / (51)) + (134384963229.0365 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7164823857121826 = (22997819.526534025 - 39475352.12708334) / 22997819.526534025 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sher[a-z]+|Hol[a-z]+", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.73427443649374 > 4.085659025841346.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -65.47304344657452 (T) = (0 -5736536.708462226) / Math.Sqrt((1881296808.9013166 / (51)) + (5910449864.9990635 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4660096513205823 = (3913027.9280867972 - 5736536.708462226) / 3913027.9280867972 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "[a-q][^u-z]{13}x", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 49.20585258121941 > 36.544047886963284.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -22.88341675909009 (T) = (0 -47630.518261963145) / Math.Sqrt((1065483.3916425717 / (51)) + (2029374.8058113637 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3364389125022253 = (35639.87685212199 - 47630.518261963145) / 35639.87685212199 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock\s+Holmes", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 65.5995793982236 > 63.27988982878352.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -22.218016757863865 (T) = (0 -66874.47302692728) / Math.Sqrt((547965.7285555541 / (51)) + (580440.058156039 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.10605811044273825 = (60461.988746828545 - 66874.47302692728) / 60461.988746828545 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\b\w+n\b", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 31.58302345 > 8.58164012375.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -258.4171044153767 (T) = (0 -31135827.172588527) / Math.Sqrt((2979670254.7740984 / (51)) + (62401906714.16776 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.7844144658577656 = (8227382.981829757 - 31135827.172588527) / 8227382.981829757 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "[^\n]*", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.2805578935439557 > 1.4287276282451922.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -320.52523953761647 (T) = (0 -2277459.130030446) / Math.Sqrt((246388032.27138633 / (51)) + (27896139.621138465 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6832344749502666 = (1353025.4779850186 - 2277459.130030446) / 1353025.4779850186 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Holmes.{0,25}Watson|Watson.{0,25}Holmes", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 165.43628885953322 > 133.54156002839753.
IsChangePoint: Marked as a change because one of 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -45.06401241199739 (T) = (0 -164307.1487408151) / Math.Sqrt((2295600.477020872 / (51)) + (4676391.1847960865 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.27814586918741 = (128551.17142871532 - 164307.1487408151) / 128551.17142871532 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)the", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.620820853125 > 1.1939787256138392.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -168.17274362306208 (T) = (0 -1627609.2005729168) / Math.Sqrt((92685161.4037453 / (51)) + (54268350.49162406 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4347701987860331 = (1134404.1031449118 - 1627609.2005729168) / 1134404.1031449118 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{Lu}", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 7.12106460496795 > 1.145951377644231.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -137.67219234670378 (T) = (0 -7225202.657447154) / Math.Sqrt((7650919.219095862 / (51)) + (15883313311.515903 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -5.625130097622312 = (1090575.2115026694 - 7225202.657447154) / 1090575.2115026694 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Street", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 55.51257926203051 > 43.964693709530756.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -39.08075114906596 (T) = (0 -55513.998613827614) / Math.Sqrt((1311879.4046263515 / (51)) + (868170.5769241877 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3475889910508046 = (41195.05203922723 - 55513.998613827614) / 41195.05203922723 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes|Watson|Irene|Adler|John|Baker", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.072490484895833 > 1.6621640175.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -422.21235430788994 (T) = (0 -4079775.246667167) / Math.Sqrt((25933076.893927827 / (51)) + (275087300.52402097 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.572847697891019 = (1585704.1402067395 - 4079775.246667167) / 1585704.1402067395 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+\s+Holmes\s+\w+", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.79886389285714 > 3.5675738400625003.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -893.2683955266683 (T) = (0 -13804904.233580077) / Math.Sqrt((143623733.93464977 / (51)) + (1065693765.0247391 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.0762993153435287 = (3386626.7331295502 - 13804904.233580077) / 3386626.7331295502 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?s).*", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 104.9763081750995 > 62.13994522340806.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -70.99006094446058 (T) = (0 -104.76225352900173) / Math.Sqrt((2.8035056474047395 / (51)) + (2.707452402046443 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7391961663098642 = (60.23601912099474 - 104.76225352900173) / 60.23601912099474 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes|Watson", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 150.9636840277778 > 105.18542922067617.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -46.3862068693738 (T) = (0 -152107.32666840998) / Math.Sqrt((344232.0763124403 / (51)) + (9946217.51041978 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.517349477824013 = (100245.41405355258 - 152107.32666840998) / 100245.41405355258 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock Holmes", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 159.27640078656466 > 119.8272139559061.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -139.67046282975076 (T) = (0 -158659.75289719502) / Math.Sqrt((694420.5869873816 / (51)) + (685094.9633976175 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.38377296165239894 = (114657.35875322735 - 158659.75289719502) / 114657.35875322735 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes|Watson", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 365.2481225083057 > 283.21504491421814.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -77.82062955641096 (T) = (0 -365495.0498329008) / Math.Sqrt((10702915.061484514 / (51)) + (11077814.448366517 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.36774017039603474 = (267225.49921676295 - 365495.0498329008) / 267225.49921676295 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Holmes", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 110.42613687310029 > 95.92177040256247.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -27.262370645794682 (T) = (0 -111584.68888496202) / Math.Sqrt((2571781.307035615 / (51)) + (4234709.596329212 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.22854800366515696 = (90826.47853569312 - 111584.68888496202) / 90826.47853569312 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\s[a-zA-Z]{0,12}ing\s", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.6304204 > 15.418676954210529.
IsChangePoint: Marked as a change because one of 5/21/2022 4:54:11 AM, 5/21/2022 5:37:46 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -40.827912702553704 (T) = (0 -17804825.60353847) / Math.Sqrt((39206387438.849236 / (51)) + (37605303276.99397 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.20421857300225332 = (14785377.009382127 - 17804825.60353847) / 14785377.009382127 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{L}", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 49.177702616666664 > 35.70376389125.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -105.25120365074316 (T) = (0 -49351063.58333333) / Math.Sqrt((242228504797.5975 / (51)) + (128251851825.0914 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.44392416606428825 = (34178431.76477182 - 49351063.58333333) / 34178431.76477182 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{Ll}", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.20514585 > 12.541842398625002.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -28.590175688212977 (T) = (0 -23443740.473958332) / Math.Sqrt((22643445405.936684 / (51)) + (1286457216924.6409 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9596801466766525 = (11963044.333390674 - 23443740.473958332) / 11963044.333390674 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Holmes", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 920.0460379901963 > 548.54515184375.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -415.17444416896404 (T) = (0 -920635.0519718266) / Math.Sqrt((36224580.09513998 / (51)) + (1721328.954336889 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7662554353301742 = (521235.5096304222 - 920635.0519718266) / 521235.5096304222 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{L}", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 21.05440982222222 > 12.805889495164475.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -61.836260534323536 (T) = (0 -20702007.337867893) / Math.Sqrt((202183445828.39343 / (51)) + (115507240697.97115 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6812456079094338 = (12313493.781322092 - 20702007.337867893) / 12313493.781322092 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: ".*", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.2823924283854167 > 1.4188915798497594.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -136.41457060019803 (T) = (0 -2269019.6694434052) / Math.Sqrt((387269684.117752 / (51)) + (295041813.1227771 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6692689820843506 = (1359289.4217744162 - 2269019.6694434052) / 1359289.4217744162 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "[a-zA-Z]+ing", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.337327669642857 > 3.0361692880108175.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -82.61841582728685 (T) = (0 -7914068.98595467) / Math.Sqrt((29598296.61557477 / (51)) + (29533785814.821682 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.7348206517954212 = (2893816.44853349 - 7914068.98595467) / 2893816.44853349 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "the\s+\w+", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.1296257843406592 > 490.5955824540441.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -201.536449367361 (T) = (0 -1131531.6158350299) / Math.Sqrt((7965926.009841865 / (51)) + (85797262.83708167 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4243259066838119 = (466740.7186118924 - 1131531.6158350299) / 466740.7186118924 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\s[a-zA-Z]{0,12}ing\s", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.780306028571427 > 3.957144973485577.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -140.7633452137047 (T) = (0 -17532873.626399793) / Math.Sqrt((1062153662.9930531 / (51)) + (76484014098.00987 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.6700060690980894 = (3754357.781763202 - 17532873.626399793) / 3754357.781763202 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson|Irene|Adler|John|Baker", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.714681671875 > 2.314235802053571.
IsChangePoint: Marked as a change because one of 6/16/2022 2:51:40 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -93.92517164716253 (T) = (0 -2711217.0024739583) / Math.Sqrt((8890183.070535947 / (51)) + (231597176.18275204 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.22994805038339872 = (2204334.566511829 - 2711217.0024739583) / 2204334.566511829 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{L}", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 33.71940643333333 > 23.571888182500004.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -60.397992053812004 (T) = (0 -33921265.2046875) / Math.Sqrt((262376301094.6638 / (51)) + (238253594189.88638 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.49870394151799236 = (22633733.23108076 - 33921265.2046875) / 22633733.23108076 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+\s+Holmes", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 11.168170037414969 > 8.710496068166666.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -52.495670263669105 (T) = (0 -11203977.051261773) / Math.Sqrt((7766515408.158813 / (51)) + (23220931085.42414 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.34947345233228083 = (8302480.520752785 - 11203977.051261773) / 8302480.520752785 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "The", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 81.7643243815104 > 71.80400446441479.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -36.99052510001753 (T) = (0 -82407.80421422332) / Math.Sqrt((1295576.2307035304 / (51)) + (793599.8362091425 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.18828090639388467 = (69350.4404310501 - 82407.80421422332) / 69350.4404310501 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson|Irene|Adler|John|Baker", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 25.72414955 > 23.65056378125.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -39.137217969464565 (T) = (0 -25871065.69221898) / Math.Sqrt((258103501264.70847 / (51)) + (39522400513.36936 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1782541485775963 = (21957118.269815445 - 25871065.69221898) / 21957118.269815445 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\b\w+n\b", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.413746205128206 > 6.717465712278108.
IsChangePoint: Marked as a change because one of 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -33.64162735187849 (T) = (0 -9334581.262493702) / Math.Sqrt((5029675135.58305 / (51)) + (59976694301.81061 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4579359312376856 = (6402600.458971675 - 9334581.262493702) / 6402600.458971675 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)the", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.9676165010905124 > 1.385935995649496.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -76.03076828486907 (T) = (0 -1915443.573811152) / Math.Sqrt((116802067.73664516 / (51)) + (476109044.3867842 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.45359955948407304 = (1317724.376919185 - 1915443.573811152) / 1317724.376919185 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{Lu}", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.9405122050925927 > 1.855335647176816.
IsChangePoint: Marked as a change because one of 5/19/2022 10:26:24 PM, 6/27/2022 8:54:23 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -23.5392227083142 (T) = (0 -1954312.367533808) / Math.Sqrt((689825734.3444573 / (51)) + (568708777.3192815 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1246002602284091 = (1737784.0257096174 - 1954312.367533808) / 1737784.0257096174 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock\s+Holmes", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 50.45760830447688 > 47.28061379734425.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -18.178927639929768 (T) = (0 -51688.58680570462) / Math.Sqrt((858049.4948154325 / (51)) + (937908.3313382481 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.14780778241560844 = (45032.44149200999 - 51688.58680570462) / 45032.44149200999 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "the", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 531.4511262335526 > 373.8187013917724.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -19.641678487498613 (T) = (0 -491958.46682746225) / Math.Sqrt((140887961.26069903 / (51)) + (421694502.27966374 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4232227940785906 = (345665.1122187523 - 491958.46682746225) / 345665.1122187523 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sher[a-z]+|Hol[a-z]+", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 256.24120329301076 > 197.97521688885143.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -103.66626562732883 (T) = (0 -257612.94265675955) / Math.Sqrt((4579485.391152023 / (51)) + (2876070.9842552426 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3693682317285655 = (188125.39730936542 - 257612.94265675955) / 188125.39730936542 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson|Irene|Adler|John|Baker", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 3.448072888888889 > 3.30345840556962.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.92550874575912 (T) = (0 -3449750.98781002) / Math.Sqrt((3776597989.6535563 / (51)) + (49203394.32951041 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.07215884145054641 = (3217574.5369434054 - 3449750.98781002) / 3217574.5369434054 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 18.664795248520715 > 14.893912452107845.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -72.00347246954261 (T) = (0 -18629402.778729923) / Math.Sqrt((31313558015.25547 / (51)) + (23945888923.614307 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3023128415514578 = (14304859.926387992 - 18629402.778729923) / 14304859.926387992 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "the\s+\w+", Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.4819701233532934 > 1.1928011997286698.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -44.53109009642443 (T) = (0 -1489273.8317511396) / Math.Sqrt((147119046.9885904 / (51)) + (465379312.7327092 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.30487862414962025 = (1141312.152861488 - 1489273.8317511396) / 1141312.152861488 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Holmes.{0,25}Watson|Watson.{0,25}Holmes", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 124.85253470314404 > 75.05162390303938.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -63.15218278203635 (T) = (0 -125643.27867885458) / Math.Sqrt((546882.5056575381 / (51)) + (5968762.075147761 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7770361442677448 = (70703.83969630951 - 125643.27867885458) / 70703.83969630951 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sher[a-z]+|Hol[a-z]+", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.5243914208916087 > 674.3326373422477.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -250.94175006268947 (T) = (0 -1517152.387395287) / Math.Sqrt((13088662.931349618 / (51)) + (93864999.59607065 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3404341715280124 = (648235.4453083272 - 1517152.387395287) / 648235.4453083272 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: ".*", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.5160517921401515 > 942.8400707725693.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -100.48325192696039 (T) = (0 -1518303.5562047004) / Math.Sqrt((164611314.9946837 / (51)) + (278009025.29622334 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6887753029594055 = (899055.9925550955 - 1518303.5562047004) / 899055.9925550955 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "the\s+\w+", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0199198293269232 > 833.7602970156252.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -73.87459720898816 (T) = (0 -1023730.4816327553) / Math.Sqrt((106605305.80361174 / (51)) + (59123781.79347146 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2856668178115332 = (796264.2167084572 - 1023730.4816327553) / 796264.2167084572 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 111.52194570741756 > 75.68114156715262.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -110.64040053667118 (T) = (0 -111898.1720013378) / Math.Sqrt((309588.8338904938 / (51)) + (991442.3085908237 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5540094602947159 = (72006.1073374138 - 111898.1720013378) / 72006.1073374138 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Holmes", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 907.192361328125 > 541.9448004049639.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -470.1205615908035 (T) = (0 -908358.8649766411) / Math.Sqrt((20168648.226764005 / (51)) + (2412965.5783663183 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7609048586196567 = (515847.7816278434 - 908358.8649766411) / 515847.7816278434 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson", Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.4163895836038962 > 1.0654352291748048.
IsChangePoint: Marked as a change because one of 5/19/2022 10:26:24 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -186.21094256898513 (T) = (0 -1418705.481638934) / Math.Sqrt((2468071.669662081 / (51)) + (37167085.75265033 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3973875838983875 = (1015255.5368218418 - 1418705.481638934) / 1015255.5368218418 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{Ll}", Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 32.683351816666665 > 22.755791992500004.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -32.80466850798829 (T) = (0 -33076460.74114583) / Math.Sqrt((70570846245.71793 / (51)) + (939160253579.2023 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5193204467132976 = (21770562.498977218 - 33076460.74114583) / 21770562.498977218 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

@performanceautofiler
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Author

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Common

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Backtracking - Duration of single invocation 1.20 μs 1.82 μs 1.51 0.03 False
SplitWords - Duration of single invocation 2.51 μs 5.36 μs 2.14 0.03 False
Uri_IsNotMatch - Duration of single invocation 76.43 ns 254.33 ns 3.33 0.14 False
OneNodeBacktracking - Duration of single invocation 67.77 ns 192.89 ns 2.85 0.05 False
MatchesWords - Duration of single invocation 2.77 μs 5.73 μs 2.07 0.01 False
Date_IsMatch - Duration of single invocation 59.44 ns 208.33 ns 3.50 0.03 False
ReplaceWords - Duration of single invocation 2.53 μs 5.83 μs 2.31 0.00 False
Uri_IsMatch - Duration of single invocation 237.25 ns 274.34 ns 1.16 0.03 False
IP_IsMatch - Duration of single invocation 431.34 ns 580.53 ns 1.35 0.03 False
ReplaceWords - Duration of single invocation 2.23 μs 4.78 μs 2.14 0.01 False
Backtracking - Duration of single invocation 118.24 ns 221.60 ns 1.87 0.02 False
Email_IsNotMatch - Duration of single invocation 103.88 ns 171.17 ns 1.65 0.05 False
IP_IsNotMatch - Duration of single invocation 442.91 ns 584.50 ns 1.32 0.03 False
SplitWords - Duration of single invocation 40.20 μs 58.26 μs 1.45 0.09 False
Date_IsMatch - Duration of single invocation 58.37 ns 208.74 ns 3.58 0.01 False
MatchWord - Duration of single invocation 1.15 μs 1.64 μs 1.43 0.03 False
Uri_IsNotMatch - Duration of single invocation 225.51 ns 315.87 ns 1.40 0.02 False
MatchWord - Duration of single invocation 112.56 ns 232.33 ns 2.06 0.11 False
Email_IsNotMatch - Duration of single invocation 438.77 ns 474.47 ns 1.08 0.03 False
IP_IsMatch - Duration of single invocation 99.15 ns 334.67 ns 3.38 0.03 False
Date_IsNotMatch - Duration of single invocation 260.99 ns 448.23 ns 1.72 0.04 False
Uri_IsMatch - Duration of single invocation 70.78 ns 170.66 ns 2.41 0.16 False
MatchesSet - Duration of single invocation 40.08 μs 172.34 μs 4.30 0.02 False
Ctor - Duration of single invocation 29.30 μs 32.99 μs 1.13 0.03 False
MatchesWord - Duration of single invocation 1.01 μs 1.27 μs 1.25 0.02 False
IP_IsMatch - Duration of single invocation 98.66 ns 337.09 ns 3.42 0.02 False
MatchesWords - Duration of single invocation 40.49 μs 59.24 μs 1.46 0.09 False
IP_IsNotMatch - Duration of single invocation 98.89 ns 336.72 ns 3.41 0.03 False
Date_IsMatch - Duration of single invocation 121.43 ns 169.17 ns 1.39 0.01 False
SplitWords - Duration of single invocation 2.17 μs 4.40 μs 2.03 0.01 False
MatchesWords - Duration of single invocation 2.39 μs 4.82 μs 2.02 0.02 False
MatchesBoundary - Duration of single invocation 40.70 μs 153.41 μs 3.77 0.01 False
Uri_IsNotMatch - Duration of single invocation 76.63 ns 253.48 ns 3.31 0.17 False
MatchesBoundary - Duration of single invocation 88.55 μs 136.99 μs 1.55 0.01 False
CtorInvoke - Duration of single invocation 5.15 μs 5.72 μs 1.11 0.03 False
Date_IsNotMatch - Duration of single invocation 92.20 ns 414.64 ns 4.50 0.02 False
MatchesWord - Duration of single invocation 1.36 μs 2.66 μs 1.96 0.01 False
Ctor - Duration of single invocation 21.88 μs 24.14 μs 1.10 0.01 False
Email_IsNotMatch - Duration of single invocation 116.41 ns 179.05 ns 1.54 0.01 False
Uri_IsMatch - Duration of single invocation 71.75 ns 171.48 ns 2.39 0.16 False
MatchesSet - Duration of single invocation 39.31 μs 172.84 μs 4.40 0.01 False
Backtracking - Duration of single invocation 98.44 ns 163.15 ns 1.66 0.05 False
ReplaceWords - Duration of single invocation 40.52 μs 58.96 μs 1.45 0.06 False
Ctor - Duration of single invocation 4.94 μs 5.55 μs 1.12 0.03 False
MatchesSet - Duration of single invocation 94.75 μs 133.76 μs 1.41 0.04 False
Email_IsMatch - Duration of single invocation 92.02 ns 155.18 ns 1.69 0.04 False
Email_IsMatch - Duration of single invocation 106.20 ns 162.51 ns 1.53 0.04 False
Date_IsNotMatch - Duration of single invocation 91.40 ns 414.72 ns 4.54 0.00 False
OneNodeBacktracking - Duration of single invocation 737.63 ns 862.85 ns 1.17 0.04 False
OneNodeBacktracking - Duration of single invocation 62.24 ns 192.45 ns 3.09 0.12 False
MatchesWord - Duration of single invocation 876.71 ns 1.02 μs 1.17 0.03 False
Email_IsMatch - Duration of single invocation 262.75 ns 293.88 ns 1.12 0.08 False
MatchWord - Duration of single invocation 124.37 ns 270.34 ns 2.17 0.10 False
MatchesBoundary - Duration of single invocation 40.04 μs 151.31 μs 3.78 0.00 False
IP_IsNotMatch - Duration of single invocation 100.68 ns 339.65 ns 3.37 0.03 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Common*'

Payloads

Baseline
Compare

Histogram

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Backtracking(Options: None)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.8194847660459825 > 1.2627558393293763.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -25.548303487023965 (T) = (0 -1757.8667920039427) / Math.Sqrt((262.9123729741029 / (51)) + (3919.9082926975975 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4779809067389283 = (1189.3704336699213 - 1757.8667920039427) / 1189.3704336699213 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.SplitWords(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.355691316406976 > 2.6158455540354537.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -24.84181889054365 (T) = (0 -5511.729107964357) / Math.Sqrt((580.8667934372463 / (51)) + (117535.86133425558 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.205156326577043 = (2499.473185431686 - 5511.729107964357) / 2499.473185431686 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Uri_IsNotMatch(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 254.32591821996945 > 80.52594238444631.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -328.25546503576254 (T) = (0 -254.5932927143982) / Math.Sqrt((5.921170952062608 / (51)) + (1.3994037250767535 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.2846666599553656 = (77.5096285471652 - 254.5932927143982) / 77.5096285471652 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.OneNodeBacktracking(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 192.88621454568622 > 71.39738030573052.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -406.53371430539926 (T) = (0 -193.30659685842406) / Math.Sqrt((0.9570362303923481 / (51)) + (0.6009122351892918 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.811909359678897 = (68.74567140403789 - 193.30659685842406) / 68.74567140403789 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesWords(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.729753790792015 > 2.8198449724135792.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -257.1908550969186 (T) = (0 -5712.23227497101) / Math.Sqrt((1315.3644042028898 / (51)) + (876.8520194583904 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.1004380750568108 = (2719.5432908996904 - 5712.23227497101) / 2719.5432908996904 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsMatch(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 208.33234691987124 > 61.48554867734814.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -301.5443692787172 (T) = (0 -209.45585755771162) / Math.Sqrt((0.30297260869470216 / (51)) + (1.9488453975415687 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.5609304555659094 = (58.82054147682717 - 209.45585755771162) / 58.82054147682717 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.ReplaceWords(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.8322740057561475 > 2.6624087301525496.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -268.22861976241506 (T) = (0 -5871.943262217631) / Math.Sqrt((432.35665206727595 / (51)) + (1165.022429987939 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.309810887064189 = (2542.1749005958563 - 5871.943262217631) / 2542.1749005958563 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Uri_IsMatch(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 274.33806581813894 > 249.55749425631285.
IsChangePoint: Marked as a change because one of 5/11/2022 9:09:01 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -42.308941701782764 (T) = (0 -273.4310498597782) / Math.Sqrt((25.0689711452203 / (51)) + (0.7194934041282386 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1337769401637237 = (241.16829349192201 - 273.4310498597782) / 241.16829349192201 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.IP_IsMatch(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 580.5299282482061 > 451.91622679228846.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -98.57808248691056 (T) = (0 -584.6018007989056) / Math.Sqrt((17.525792818793285 / (51)) + (17.618413914894052 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.36809620694330386 = (427.31044632092346 - 584.6018007989056) / 427.31044632092346 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.ReplaceWords(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.777087484046299 > 2.353685687484093.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -46.40615396221801 (T) = (0 -4942.743180578248) / Math.Sqrt((423.3732915740639 / (51)) + (27133.57444468824 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2097154632419296 = (2236.8233660847104 - 4942.743180578248) / 2236.8233660847104 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Backtracking(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 221.60090925406485 > 121.92862604956618.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -175.0009449743773 (T) = (0 -219.3954778271993) / Math.Sqrt((4.970360561612803 / (51)) + (1.8487582607898811 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.8423317355252574 = (119.08576159040577 - 219.3954778271993) / 119.08576159040577 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Email_IsNotMatch(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 171.1743195011488 > 106.90063709632078.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -135.81424545636312 (T) = (0 -172.37903789198364) / Math.Sqrt((1.397023147458018 / (51)) + (1.8944830625937696 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6806056736855621 = (102.56959177934765 - 172.37903789198364) / 102.56959177934765 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.IP_IsNotMatch(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 584.4984318002332 > 452.8553454127147.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -147.10820241357607 (T) = (0 -584.0123262304922) / Math.Sqrt((21.440140632026218 / (51)) + (5.712831688306749 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3666759917790839 = (427.32317662963294 - 584.0123262304922) / 427.32317662963294 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.SplitWords(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 58.25605352164101 > 43.310341823672495.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -58.01565924684903 (T) = (0 -58585.04942938225) / Math.Sqrt((1707105.8836674911 / (51)) + (486704.9683263356 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.437020884451322 = (40768.40501295218 - 58585.04942938225) / 40768.40501295218 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsMatch(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 208.74381053845698 > 61.45126079547472.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -209.68912145467647 (T) = (0 -209.9314591854889) / Math.Sqrt((4.409201622652961 / (51)) + (3.449064379020192 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.553728272572969 = (59.07358218851505 - 209.9314591854889) / 59.07358218851505 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchWord(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.6419430397000871 > 1.2087481865201983.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -208.70073032499883 (T) = (0 -1643.2785819672383) / Math.Sqrt((229.82222643061465 / (51)) + (10.471129765914112 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.44146980093728794 = (1140.002087382426 - 1643.2785819672383) / 1140.002087382426 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Uri_IsNotMatch(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 315.8677429435941 > 238.02646238204713.
IsChangePoint: Marked as a change because one of 5/11/2022 9:09:01 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -77.37102749714067 (T) = (0 -315.68473305083086) / Math.Sqrt((11.564491571015814 / (51)) + (7.745664482779479 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.36596729798463234 = (231.10709423029132 - 315.68473305083086) / 231.10709423029132 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchWord(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 232.3305044356527 > 120.66862609665567.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -129.10739072063478 (T) = (0 -233.21246483176046) / Math.Sqrt((6.930985527442394 / (51)) + (5.737030949658666 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.046273947618092 = (113.96932708019125 - 233.21246483176046) / 113.96932708019125 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Email_IsNotMatch(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 474.4731350267692 > 460.7539216775958.
IsChangePoint: Marked as a change because one of 5/24/2022 7:55:26 PM, 5/30/2022 12:57:05 PM, 6/2/2022 5:58:32 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -42.55600660681184 (T) = (0 -474.85061190462704) / Math.Sqrt((14.891316607993533 / (51)) + (2.3534779520351523 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.07366932721737467 = (442.26895550354953 - 474.85061190462704) / 442.26895550354953 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.IP_IsMatch(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 334.6660306614761 > 103.91815906774137.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -310.1039049872798 (T) = (0 -336.5449010770658) / Math.Sqrt((0.07424178606718812 / (51)) + (4.692838939856768 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.408346989930246 = (98.74138462761194 - 336.5449010770658) / 98.74138462761194 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsNotMatch(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 448.226180810573 > 277.1755241708907.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -50.21876993235825 (T) = (0 -458.20424202051703) / Math.Sqrt((12.469138844628581 / (51)) + (121.02331522380507 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7535012794633914 = (261.3081880161144 - 458.20424202051703) / 261.3081880161144 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Uri_IsMatch(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 170.65779558406808 > 74.77661935481669.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -169.1840208489387 (T) = (0 -171.46900312085805) / Math.Sqrt((10.25106246287928 / (51)) + (1.1602935352800545 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3832840559941935 = (71.94652382690039 - 171.46900312085805) / 71.94652382690039 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesSet(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 172.3397596682164 > 42.08863686553217.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -762.4169329990553 (T) = (0 -172543.31397598796) / Math.Sqrt((490712.5611350753 / (51)) + (167048.03326829962 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.3807431967782415 = (39386.7675473154 - 172543.31397598796) / 39386.7675473154 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Ctor(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 32.99077475649351 > 30.77840670513898.
IsChangePoint: Marked as a change because one of 6/22/2022 6:53:40 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -34.56315184660432 (T) = (0 -33207.474649582386) / Math.Sqrt((105475.10500500826 / (51)) + (73669.82044695476 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.12426229230975291 = (29537.12392270929 - 33207.474649582386) / 29537.12392270929 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesWord(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.2681720071608575 > 1.0727271629633954.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -108.53569994661025 (T) = (0 -1267.7791607018378) / Math.Sqrt((124.84051117591466 / (51)) + (22.750425686700318 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2452305602419268 = (1018.1079722742511 - 1267.7791607018378) / 1018.1079722742511 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.IP_IsMatch(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 337.089206824588 > 103.65508653948191.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -286.85327109110165 (T) = (0 -336.8382248702848) / Math.Sqrt((14.323863120369198 / (51)) + (3.2326260683779764 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.3875017196472994 = (99.43558786011651 - 336.8382248702848) / 99.43558786011651 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesWords(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 59.237814974585355 > 42.524664622337795.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -98.1696257267099 (T) = (0 -58634.498510078476) / Math.Sqrt((539785.48237275 / (51)) + (196780.65802929463 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.45780605600339 = (40221.055653195974 - 58634.498510078476) / 40221.055653195974 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.IP_IsNotMatch(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 336.7239665011831 > 103.83565244262644.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -400.745821976701 (T) = (0 -336.4384753355441) / Math.Sqrt((6.119851119000133 / (51)) + (1.8403299024674982 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.386700674428849 = (99.3410719393685 - 336.4384753355441) / 99.3410719393685 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsMatch(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 169.17016642803767 > 127.70597318625765.
IsChangePoint: Marked as a change because one of 6/1/2022 3:16:04 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -20.962304307437705 (T) = (0 -171.40176183344684) / Math.Sqrt((1.48971379526617 / (51)) + (42.545995435712776 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3943341077945664 = (122.92732486086487 - 171.40176183344684) / 122.92732486086487 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.SplitWords(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.403015099115802 > 2.2824641516934703.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -251.39463142435628 (T) = (0 -4433.531340814644) / Math.Sqrt((391.4203895150705 / (51)) + (576.408790550224 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.025513437656339 = (2188.843212980384 - 4433.531340814644) / 2188.843212980384 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesWords(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 4.817611853083644 > 2.509503345380673.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -200.29330713665016 (T) = (0 -4752.009447359185) / Math.Sqrt((568.0906561018135 / (51)) + (1020.5788185810089 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9857634372833443 = (2393.0390489313513 - 4752.009447359185) / 2393.0390489313513 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesBoundary(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 153.41259127947296 > 42.733213622577374.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -45.283625257929714 (T) = (0 -154685.95285644708) / Math.Sqrt((116445.01231655417 / (51)) + (51056292.22840957 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.8415201943183925 = (40266.85922027107 - 154685.95285644708) / 40266.85922027107 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Uri_IsNotMatch(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 253.47655939198077 > 80.47182497628135.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -456.0913115124059 (T) = (0 -253.72753481226408) / Math.Sqrt((7.45218869610723 / (51)) + (0.0286206184649561 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.2840101518550786 = (77.26149526941563 - 253.72753481226408) / 77.26149526941563 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesBoundary(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 136.9929354724702 > 93.04125508692759.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -80.01436734517269 (T) = (0 -137772.29644148904) / Math.Sqrt((1375096.0361063147 / (51)) + (2677693.9395580846 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.5367426644076707 = (89652.15818654494 - 137772.29644148904) / 89652.15818654494 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.CtorInvoke(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.7239775692486425 > 5.3880117141382975.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -29.807642239062044 (T) = (0 -5801.5045190377905) / Math.Sqrt((3159.829696641306 / (51)) + (3178.4155743047995 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.12373095267809797 = (5162.716667376234 - 5801.5045190377905) / 5162.716667376234 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsNotMatch(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 414.63958805501596 > 96.18736030400903.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -33.97296583484825 (T) = (0 -427.1359886157558) / Math.Sqrt((0.656398246672997 / (51)) + (775.4683675941126 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.611031120855126 = (92.63350808539815 - 427.1359886157558) / 92.63350808539815 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesWord(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.6580110174069627 > 1.424464365625562.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -167.60777746580132 (T) = (0 -2672.2078263972085) / Math.Sqrt((93.73767295212318 / (51)) + (476.01056170068017 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.9655618862888352 = (1359.5134526354634 - 2672.2078263972085) / 1359.5134526354634 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Ctor(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 24.136900418998575 > 22.830757899139854.
IsChangePoint: Marked as a change because one of 6/22/2022 10:05:16 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -29.7992219226693 (T) = (0 -24133.411854930782) / Math.Sqrt((68735.38114209518 / (51)) + (39868.74067452802 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.10895526521690878 = (21762.295208734457 - 24133.411854930782) / 21762.295208734457 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Email_IsNotMatch(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 179.05376100268995 > 122.24315564563766.
IsChangePoint: Marked as a change because one of 5/13/2022 11:25:51 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -130.78657870074295 (T) = (0 -179.8466018557633) / Math.Sqrt((3.9381111775104514 / (51)) + (1.0979394202893635 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.507774319912006 = (119.27952312270394 - 179.8466018557633) / 119.27952312270394 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Uri_IsMatch(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 171.47540856066865 > 75.6891165547363.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -114.19855338476138 (T) = (0 -172.40263189766432) / Math.Sqrt((8.706736333504626 / (51)) + (4.853254228033056 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4039995160384395 = (71.71491955279896 - 172.40263189766432) / 71.71491955279896 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesSet(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 172.84345120984784 > 41.278416074662616.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -922.1179864283804 (T) = (0 -172550.7267401783) / Math.Sqrt((303089.5224710612 / (51)) + (118386.7763069761 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.3410259096333044 = (39748.8359507981 - 172550.7267401783) / 39748.8359507981 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Backtracking(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 163.14521506917373 > 101.70713163297596.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -75.69602530718748 (T) = (0 -164.2416445723866) / Math.Sqrt((8.611025191195559 / (51)) + (4.975461349132913 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6944618924007574 = (96.92849706975989 - 164.2416445723866) / 96.92849706975989 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.ReplaceWords(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 58.95828428882438 > 42.587690465636214.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -177.2400251272323 (T) = (0 -59086.89548147107) / Math.Sqrt((299679.7190762229 / (51)) + (47678.53782310793 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4844296457345162 = (39804.44317536791 - 59086.89548147107) / 39804.44317536791 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Ctor(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.548611073433805 > 5.167406505551508.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -13.660674069801214 (T) = (0 -5607.275677405816) / Math.Sqrt((2551.866637180293 / (51)) + (17884.242669698626 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.13182455199274776 = (4954.191590501692 - 5607.275677405816) / 4954.191590501692 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesSet(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 133.75879033822537 > 100.85053540236775.
IsChangePoint: Marked as a change because one of 6/5/2022 9:07:46 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -53.456071381297974 (T) = (0 -135309.3161279382) / Math.Sqrt((4778398.983686098 / (51)) + (3107474.338671805 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3780097267555209 = (98191.84400571654 - 135309.3161279382) / 98191.84400571654 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Email_IsMatch(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 155.18329729986098 > 96.60065246528599.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -134.53916379526913 (T) = (0 -155.82838718361103) / Math.Sqrt((2.4894323476609084 / (51)) + (1.3506196863700206 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6744338565746159 = (93.06332798501141 - 155.82838718361103) / 93.06332798501141 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Email_IsMatch(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 162.51482143492586 > 111.52172880118522.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -156.00937804952002 (T) = (0 -162.57406522402593) / Math.Sqrt((5.345699261778963 / (51)) + (0.23966443678291097 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.543910297686998 = (105.3002013572845 - 162.57406522402593) / 105.3002013572845 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsNotMatch(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 414.71536711539056 > 96.29828419473084.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -464.24573245047225 (T) = (0 -415.55509706196926) / Math.Sqrt((0.2746888161740977 / (51)) + (3.853877686513926 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -3.5396380916168715 = (91.53925680316998 - 415.55509706196926) / 91.53925680316998 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.OneNodeBacktracking(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 862.8493448817925 > 776.0198508012869.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -97.2078436660651 (T) = (0 -864.926456294721) / Math.Sqrt((43.64492264523794 / (51)) + (5.381493992965516 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.16136927818687602 = (744.7471467861109 - 864.926456294721) / 744.7471467861109 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.OneNodeBacktracking(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 192.45355265624735 > 65.36305574601032.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -58.04598343244298 (T) = (0 -195.86769187518772) / Math.Sqrt((1.9981324602330408 / (51)) + (42.05336093907872 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.1445422478809393 = (62.2881413048847 - 195.86769187518772) / 62.2881413048847 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesWord(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.024362947427006 > 899.9039820164184.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -34.33983221775163 (T) = (0 -1022.2478812193565) / Math.Sqrt((215.61446763267813 / (51)) + (147.54824434385583 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.19040302831435754 = (858.7409951962965 - 1022.2478812193565) / 858.7409951962965 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Email_IsMatch(Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 293.88197660413516 > 275.89587070077437.
IsChangePoint: Marked as a change because one of 6/13/2022 2:27:15 PM, 6/19/2022 10:30:09 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -40.445029357826485 (T) = (0 -294.8140221066507) / Math.Sqrt((14.680948262577328 / (51)) + (2.7786917043222847 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.12276053903300095 = (262.57960790157887 - 294.8140221066507) / 262.57960790157887 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchWord(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 270.34123204941653 > 128.3745156482046.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -183.37088948466808 (T) = (0 -272.69945265453714) / Math.Sqrt((11.30690016951796 / (51)) + (3.539101629631926 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2122632098119248 = (123.26718242433758 - 272.69945265453714) / 123.26718242433758 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesBoundary(Options: IgnoreCase, Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 151.31344380252102 > 42.08557585862559.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -281.95960144415784 (T) = (0 -152169.71683902113) / Math.Sqrt((149575.59338746694 / (51)) + (1228962.059141829 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.747344689758777 = (40607.34451647589 - 152169.71683902113) / 40607.34451647589 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Common.IP_IsNotMatch(Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 339.6522179376551 > 104.48856074293361.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -366.41095561515243 (T) = (0 -338.87936780747833) / Math.Sqrt((0.45114450975767306 / (51)) + (3.362215718221925 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.4281210633197357 = (98.85280057155074 - 338.87936780747833) / 98.85280057155074 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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performanceautofiler bot commented Jul 5, 2022 •
edited
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Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.Json.Serialization.Tests.ReadJson<ArrayList>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DeserializeFromUtf8Bytes - Duration of single invocation 27.69 μs 39.35 μs 1.42 0.02 False
DeserializeFromString - Duration of single invocation 28.33 μs 37.69 μs 1.33 0.02 False
DeserializeFromStream - Duration of single invocation 28.48 μs 38.56 μs 1.35 0.01 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;ArrayList&gt;*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Serialization.Tests.ReadJson<ArrayList>.DeserializeFromUtf8Bytes

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 39.3476020263584 > 29.12497009404323.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -34.10716504856291 (T) = (0 -38007.29266741334) / Math.Sqrt((66990.91623209226 / (51)) + (705253.7876666768 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3669081938620914 = (27805.30019358998 - 38007.29266741334) / 27805.30019358998 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;ArrayList&gt;.DeserializeFromString

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 37.6911846424258 > 29.55565741293581.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -59.932836414790536 (T) = (0 -37724.86190655331) / Math.Sqrt((147304.10543844284 / (51)) + (181686.167409224 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3408145454929604 = (28135.779130202893 - 37724.86190655331) / 28135.779130202893 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Serialization.Tests.ReadJson&lt;ArrayList&gt;.DeserializeFromStream

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 38.55627168186543 > 30.141767715485482.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.784931153866516 (T) = (0 -38499.827183720954) / Math.Sqrt((142602.09364048243 / (51)) + (311485.6790562747 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3492680553836628 = (28533.8610293961 - 38499.827183720954) / 28533.8610293961 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

### Run Information
Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in MicroBenchmarks.Serializers.Json_ToString<MyEventsListerViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
JsonNet_ - Duration of single invocation 510.81 μs 617.42 μs 1.21 0.03 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Json_ToString&lt;MyEventsListerViewModel&gt;*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Json_ToString<MyEventsListerViewModel>.JsonNet_

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 617.4194690358902 > 540.7043561847104.
IsChangePoint: Marked as a change because one of 6/6/2022 10:51:35 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -16.199904433785758 (T) = (0 -598836.7405233004) / Math.Sqrt((25025741.321264405 / (51)) + (198758371.06366 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.15762984366553637 = (517295.5274089469 - 598836.7405233004) / 517295.5274089469 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.IO.Tests.Perf_Path

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetFileName - Duration of single invocation 17.64 ns 42.36 ns 2.40 0.17 False
GetRandomFileName - Duration of single invocation 565.46 ns 631.99 ns 1.12 0.00 False
GetFullPathWithRedundantSegments - Duration of single invocation 964.96 ns 1.05 μs 1.08 0.01 False
GetFullPathForTypicalLongPath - Duration of single invocation 658.78 ns 735.65 ns 1.12 0.02 False
GetExtension - Duration of single invocation 11.84 ns 27.40 ns 2.31 0.08 False
Combine - Duration of single invocation 1.29 ns 13.62 ns 10.55 0.12 False
ChangeExtension - Duration of single invocation 14.41 ns 40.92 ns 2.84 0.04 False
GetFullPathForLegacyLength - Duration of single invocation 253.98 ns 275.16 ns 1.08 0.00 False
GetFileNameWithoutExtension - Duration of single invocation 21.34 ns 59.02 ns 2.77 0.12 False
GetPathRoot - Duration of single invocation 0.20 ns 8.91 ns 44.25 0.15 False
GetDirectoryName - Duration of single invocation 30.08 ns 48.34 ns 1.61 0.06 False
IsPathRooted - Duration of single invocation 0.20 ns 9.27 ns 45.36 0.07 False
GetFullPathNoRedundantSegments - Duration of single invocation 124.94 ns 151.35 ns 1.21 0.01 False
HasExtension - Duration of single invocation 3.57 ns 10.23 ns 2.87 0.06 False

graph
graph
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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.IO.Tests.Perf_Path*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.Perf_Path.GetFileName

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 42.3607328305834 > 18.47489379761707.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -180.2774408341111 (T) = (0 -42.50245081607503) / Math.Sqrt((0.8664771168205074 / (51)) + (0.03002992954380192 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.5700165384288802 = (16.53781218157371 - 42.50245081607503) / 16.53781218157371 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.GetRandomFileName

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 631.9868565703174 > 591.3949488129474.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -68.20081506067869 (T) = (0 -634.6582580341636) / Math.Sqrt((12.289236559554011 / (51)) + (7.214723419393329 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.12978741739675345 = (561.7501560572676 - 634.6582580341636) / 561.7501560572676 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.GetFullPathWithRedundantSegments

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0464305317088336 > 1013.651706048267.
IsChangePoint: Marked as a change because one of 6/23/2022 8:35:19 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -35.2628202112654 (T) = (0 -1044.5086320498062) / Math.Sqrt((38.173935405666754 / (51)) + (30.29898595183825 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.07747144227244611 = (969.4072539378682 - 1044.5086320498062) / 969.4072539378682 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.GetFullPathForTypicalLongPath

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 735.6517352572591 > 688.1038353139946.
IsChangePoint: Marked as a change because one of 5/10/2022 1:42:57 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -47.1028413723829 (T) = (0 -738.2418984596557) / Math.Sqrt((20.136232769015752 / (51)) + (22.19308309228615 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.12813511092682206 = (654.3913856675831 - 738.2418984596557) / 654.3913856675831 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.GetExtension

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 27.399854828285072 > 12.45268324221674.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -229.7180794523818 (T) = (0 -27.54354463984245) / Math.Sqrt((0.04980416078965781 / (51)) + (0.02928892461376715 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3146524336794037 = (11.89964602852224 - 27.54354463984245) / 11.89964602852224 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.Combine

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 13.620360726861987 > 1.3548398899501082.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -37.40653862992346 (T) = (0 -12.660220632441108) / Math.Sqrt((1.1093128307893054E-06 / (51)) + (0.7390792840684368 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -8.809984110754336 = (1.290544458534052 - 12.660220632441108) / 1.290544458534052 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.ChangeExtension

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 40.9162586748903 > 15.198470679037191.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -93.55971629352973 (T) = (0 -41.60730686936893) / Math.Sqrt((0.09522535461200571 / (51)) + (0.6402055685993636 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.8049763176517328 = (14.833389717957294 - 41.60730686936893) / 14.833389717957294 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.GetFullPathForLegacyLength

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 275.1586923756835 > 268.2944555522937.
IsChangePoint: Marked as a change because one of 5/9/2022 5:23:46 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -45.46310186284742 (T) = (0 -276.24133049603444) / Math.Sqrt((0.9807290023172235 / (51)) + (1.5952557263570288 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.08336983082107104 = (254.98340699285944 - 276.24133049603444) / 254.98340699285944 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.GetFileNameWithoutExtension

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 59.01892672213173 > 22.372153048431386.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -80.3489972388622 (T) = (0 -56.46612719196607) / Math.Sqrt((1.137317028617891 / (51)) + (1.4948591276553063 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.863465645577103 = (19.719505725233134 - 56.46612719196607) / 19.719505725233134 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.GetPathRoot

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 8.91446876344193 > 0.21274423175292834.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -9706.553563588963 (T) = (0 -8.91399471178186) / Math.Sqrt((7.060495921810571E-07 / (51)) + (6.3323786985967205E-06 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -42.91482718756239 = (0.20298371376277424 - 8.91399471178186) / 0.20298371376277424 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.GetDirectoryName

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 48.34084807796551 > 31.51505135569219.
IsChangePoint: Marked as a change because one of 6/6/2022 7:24:37 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -106.16714837547308 (T) = (0 -48.1393976186256) / Math.Sqrt((0.24556191164620883 / (51)) + (0.20814698729110317 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6320063455690911 = (29.497065222402114 - 48.1393976186256) / 29.497065222402114 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.IsPathRooted

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 9.266024362196367 > 0.21355001078120697.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -2344.784295082436 (T) = (0 -9.264874722146205) / Math.Sqrt((1.784717310640858E-07 / (51)) + (0.0001194549532643204 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -44.60609813651738 = (0.20314990978646563 - 9.264874722146205) / 0.20314990978646563 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.GetFullPathNoRedundantSegments

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 151.34818021869913 > 130.53287442443371.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -140.29093355912752 (T) = (0 -151.82783801391125) / Math.Sqrt((0.33873731345761177 / (51)) + (0.25705706262483685 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.22241708261112947 = (124.20297472414342 - 151.82783801391125) / 124.20297472414342 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_Path.HasExtension

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.234804387654972 > 3.74298987989617.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -325.8659082301973 (T) = (0 -10.2121321383938) / Math.Sqrt((8.843526072500294E-05 / (51)) + (0.003316314154587796 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.8657084787088685 = (3.563562802799407 - 10.2121321383938) / 3.563562802799407 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Globalization.Tests.StringHash

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetHashCode - Duration of single invocation 87.52 ns 103.31 ns 1.18 0.00 False
GetHashCode - Duration of single invocation 79.17 ns 94.93 ns 1.20 0.00 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Globalization.Tests.StringHash*'

Payloads

Baseline
Compare

Histogram

System.Globalization.Tests.StringHash.GetHashCode(Count: 128, Options: (en-US, OrdinalIgnoreCase))

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 103.30638253041187 > 91.85516924208433.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -201.92714591982823 (T) = (0 -103.368407389094) / Math.Sqrt((0.15310826839260488 / (51)) + (0.024149326115901724 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.17865747350694533 = (87.70012468638107 - 103.368407389094) / 87.70012468638107 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Globalization.Tests.StringHash.GetHashCode(Count: 128, Options: (en-US, Ordinal))

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 94.93363844868561 > 83.1207802168742.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -76.75595520573478 (T) = (0 -95.3620237922325) / Math.Sqrt((0.12225980779677274 / (51)) + (0.3289802112027953 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.20179497009656297 = (79.34966126923486 - 95.3620237922325) / 79.34966126923486 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.IO.Tests.Perf_FileStream

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Read - Duration of single invocation 160.23 μs 184.63 μs 1.15 0.11 False
ReadAsync - Duration of single invocation 475.00 μs 524.30 μs 1.10 0.21 False
Read - Duration of single invocation 161.12 μs 194.07 μs 1.20 0.11 False
ReadAsync - Duration of single invocation 485.30 μs 514.59 μs 1.06 0.23 False

graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.IO.Tests.Perf_FileStream*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.Perf_FileStream.Read(fileSize: 1048576, userBufferSize: 512, options: None)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 184.62796450980392 > 167.44717338608376.
IsChangePoint: Marked as a change because one of 6/2/2022 10:27:31 PM, 6/6/2022 10:51:35 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.32779964841077 (T) = (0 -185660.45600266312) / Math.Sqrt((2326821.5937925484 / (51)) + (1963537.0803719603 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.16337829994740707 = (159587.34661894268 - 185660.45600266312) / 159587.34661894268 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_FileStream.ReadAsync(fileSize: 1048576, userBufferSize: 512, options: Asynchronous)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 524.3034949404762 > 504.02423106386124.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -6.211687588434782 (T) = (0 -521531.73216709966) / Math.Sqrt((285865390.70646524 / (51)) + (244437941.4549642 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.07714674938865537 = (484178.9036295192 - 521531.73216709966) / 484178.9036295192 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_FileStream.Read(fileSize: 1048576, userBufferSize: 512, options: Asynchronous)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 194.07080616181656 > 168.29145692026236.
IsChangePoint: Marked as a change because one of 6/2/2022 7:10:11 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -16.134657717704357 (T) = (0 -194449.08506225058) / Math.Sqrt((27632076.117550716 / (51)) + (25746601.234596666 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.19175268541757276 = (163162.27975951106 - 194449.08506225058) / 163162.27975951106 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.IO.Tests.Perf_FileStream.ReadAsync(fileSize: 1048576, userBufferSize: 512, options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 514.5922284482759 > 503.79147637533424.
IsChangePoint: Marked as a change because one of 7/2/2022 10:25:38 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -4.96184226856138 (T) = (0 -523354.8445204864) / Math.Sqrt((385894140.8651441 / (52)) + (340883067.89686126 / (7))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (52) + (7) - 2, .025) and -0.07645314152371747 = (486184.5112734574 - 523354.8445204864) / 486184.5112734574 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

@performanceautofiler
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Author

Run Information

Architecture x64
OS alpine 3.15
Baseline 6b8d056a665fa20d321ea1d49a93a37a83960663
Compare b3c3921a888fcf162d6e270178a0e3ea9a40a022
Diff Diff

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
IsMatch - Duration of single invocation 95.53 ns 118.92 ns 1.24 0.01 False
IsMatch - Duration of single invocation 36.86 ns 117.65 ns 3.19 0.03 False
IsMatch - Duration of single invocation 40.37 ns 118.33 ns 2.93 0.11 False
IsMatch - Duration of single invocation 93.18 ns 118.90 ns 1.28 0.01 False
IsMatch - Duration of single invocation 35.57 ns 78.98 ns 2.22 0.08 False
IsMatch - Duration of single invocation 74.43 ns 100.48 ns 1.35 0.02 False
IsMatch - Duration of single invocation 89.21 ns 116.28 ns 1.30 0.06 False
IsMatch - Duration of single invocation 59.35 ns 96.05 ns 1.62 0.02 False
IsMatch - Duration of single invocation 191.38 ns 225.41 ns 1.18 0.00 False
IsMatch - Duration of single invocation 63.00 ns 196.97 ns 3.13 0.08 False
IsMatch - Duration of single invocation 35.98 ns 86.05 ns 2.39 0.12 False
IsMatch - Duration of single invocation 82.98 ns 109.47 ns 1.32 0.02 False
IsMatch - Duration of single invocation 90.97 ns 118.77 ns 1.31 0.03 False
IsMatch - Duration of single invocation 159.80 ns 210.15 ns 1.32 0.03 False
IsMatch - Duration of single invocation 85.44 ns 149.47 ns 1.75 0.08 False
IsMatch - Duration of single invocation 37.29 ns 118.27 ns 3.17 0.04 False
IsMatch - Duration of single invocation 127.56 ns 167.18 ns 1.31 0.01 False
IsMatch - Duration of single invocation 168.63 ns 200.63 ns 1.19 0.03 False
IsMatch - Duration of single invocation 99.68 ns 120.90 ns 1.21 0.05 False
IsMatch - Duration of single invocation 87.86 ns 134.01 ns 1.53 0.04 False
IsMatch - Duration of single invocation 39.93 ns 115.84 ns 2.90 0.09 False
IsMatch - Duration of single invocation 251.35 ns 285.01 ns 1.13 0.04 False
IsMatch - Duration of single invocation 783.61 ns 930.69 ns 1.19 0.10 False
IsMatch - Duration of single invocation 83.00 ns 109.80 ns 1.32 0.01 False
IsMatch - Duration of single invocation 86.82 ns 149.81 ns 1.73 0.08 False
IsMatch - Duration of single invocation 37.29 ns 61.31 ns 1.64 0.07 False
IsMatch - Duration of single invocation 36.96 ns 84.02 ns 2.27 0.14 False
IsMatch - Duration of single invocation 89.65 ns 118.41 ns 1.32 0.04 False
IsMatch - Duration of single invocation 92.98 ns 115.68 ns 1.24 0.06 False
IsMatch - Duration of single invocation 57.37 ns 93.07 ns 1.62 0.06 False
IsMatch - Duration of single invocation 103.61 ns 127.97 ns 1.24 0.04 False
IsMatch - Duration of single invocation 96.12 ns 120.32 ns 1.25 0.07 False
IsMatch - Duration of single invocation 99.99 ns 173.38 ns 1.73 0.07 False
IsMatch - Duration of single invocation 92.09 ns 116.49 ns 1.26 0.04 False
IsMatch - Duration of single invocation 168.88 ns 201.25 ns 1.19 0.06 False
IsMatch - Duration of single invocation 244.04 ns 290.54 ns 1.19 0.07 False
IsMatch - Duration of single invocation 290.33 ns 319.93 ns 1.10 0.08 False
IsMatch - Duration of single invocation 207.47 ns 247.63 ns 1.19 0.06 False
IsMatch - Duration of single invocation 35.87 ns 79.32 ns 2.21 0.11 False

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Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple*'

Payloads

Baseline
Compare

Histogram

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 6, Options: None)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 118.92047897455633 > 100.35531763952771.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -107.56996522076312 (T) = (0 -119.40899350861056) / Math.Sqrt((0.451114739460755 / (51)) + (0.29451724043399363 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2383842540588438 = (96.4232168789645 - 119.40899350861056) / 96.4232168789645 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 9, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 117.64720139340963 > 38.816740427857766.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -59.11288511108709 (T) = (0 -120.07293484461555) / Math.Sqrt((0.04635816207727457 / (51)) + (15.792276673434733 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.2452135820469388 = (37.00000995585591 - 120.07293484461555) / 37.00000995585591 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 13, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 118.33207080465056 > 42.08218045660686.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -193.38363648859956 (T) = (0 -117.34327773957881) / Math.Sqrt((0.5000424954606209 / (51)) + (1.1934911378071729 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.9165146203571999 = (40.234078348356505 - 117.34327773957881) / 40.234078348356505 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 7, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 118.9037665692323 > 97.85078747960337.
IsChangePoint: Marked as a change because one of 5/19/2022 10:26:24 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -39.75355440453966 (T) = (0 -118.33433323984595) / Math.Sqrt((0.37833510539732146 / (51)) + (2.9380130417286003 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.258861594407561 = (94.00106712726894 - 118.33433323984595) / 94.00106712726894 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 7, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 78.98056980464584 > 37.29558903948248.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -59.07201436298203 (T) = (0 -79.77929849586252) / Math.Sqrt((0.2525983090064053 / (51)) + (4.509579116893866 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.2642870236745134 = (35.23373921314784 - 79.77929849586252) / 35.23373921314784 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 11, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 100.48058348348592 > 78.16998423407539.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -102.43635815548012 (T) = (0 -101.14567918116482) / Math.Sqrt((0.6234484427786249 / (51)) + (0.414377725677664 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.3445447536695596 = (75.22671068041129 - 101.14567918116482) / 75.22671068041129 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 7, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 116.27725244902433 > 94.53096438491542.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -28.300143119768304 (T) = (0 -114.6812843362669) / Math.Sqrt((2.183675016942383 / (51)) + (5.153594980676722 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2571352977432165 = (91.22429745003612 - 114.6812843362669) / 91.22429745003612 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 0, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 96.04957572689388 > 62.38047318069268.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -49.16523651881992 (T) = (0 -97.31511023553328) / Math.Sqrt((0.5265839520704829 / (51)) + (4.81776703432024 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6540124146677445 = (58.83577981189566 - 97.31511023553328) / 58.83577981189566 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 2, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 225.409367532802 > 199.71833334360676.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -37.43229750405271 (T) = (0 -223.9081332914258) / Math.Sqrt((4.27222758145142 / (51)) + (4.529863371667108 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.15577894970240938 = (193.72920172069044 - 223.9081332914258) / 193.72920172069044 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 2, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 196.97219985272224 > 66.23711120606418.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -305.8489925356322 (T) = (0 -196.71641413384228) / Math.Sqrt((5.542239575268564 / (51)) + (0.6428924754733173 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.0862490212377014 = (63.739644072840115 - 196.71641413384228) / 63.739644072840115 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 6, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 86.05240346448191 > 37.78229887673111.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -83.08784687168406 (T) = (0 -86.21209347372542) / Math.Sqrt((0.29146945196340673 / (51)) + (2.917019228508237 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.4184039250034148 = (35.64834334843535 - 86.21209347372542) / 35.64834334843535 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 12, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 109.46838737140833 > 87.14799193256418.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -34.13241690341754 (T) = (0 -110.70874682388457) / Math.Sqrt((0.7953719054459886 / (51)) + (4.821976888848363 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.32002301026958285 = (83.86880074255295 - 110.70874682388457) / 83.86880074255295 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 9, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 118.77330565562698 > 95.51006010463459.
IsChangePoint: Marked as a change because one of 5/19/2022 10:26:24 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -12.73393329074655 (T) = (0 -122.22586057682898) / Math.Sqrt((0.9769121378119522 / (51)) + (43.695019667240324 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.32259490554944725 = (92.4136786433882 - 122.22586057682898) / 92.4136786433882 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 2, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 210.1454378096873 > 164.94865014100543.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -41.018901160375584 (T) = (0 -204.1883492507469) / Math.Sqrt((3.1095841580052275 / (51)) + (9.478467656782275 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.28902482227167153 = (158.405288806543 - 204.1883492507469) / 158.405288806543 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 4, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 149.47228802962653 > 89.72679977555994.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -160.1282934727869 (T) = (0 -147.48342858024418) / Math.Sqrt((2.4910037130702 / (51)) + (0.7719875709132102 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7062613941011132 = (86.43659704786376 - 147.48342858024418) / 86.43659704786376 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 10, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 118.27240681104912 > 39.148676752931195.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -99.56539294547834 (T) = (0 -118.71949517677974) / Math.Sqrt((4.016580957859762 / (51)) + (4.679615645967997 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -2.1569918386221927 = (37.60525881770811 - 118.71949517677974) / 37.60525881770811 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 1, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 167.18432923385163 > 133.0264410483582.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -36.09854668459185 (T) = (0 -160.87741935636535) / Math.Sqrt((0.5700938867681596 / (51)) + (6.531582751243891 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2564902442688258 = (128.03714162538748 - 160.87741935636535) / 128.03714162538748 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 12, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 200.62699060668106 > 176.80942658612946.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -21.431850891982336 (T) = (0 -205.5786009228538) / Math.Sqrt((3.879763616919635 / (51)) + (23.478813319506603 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.22084793823939017 = (168.3900135993373 - 205.5786009228538) / 168.3900135993373 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 9, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 120.90279265150521 > 103.11207640187718.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -14.844252959863255 (T) = (0 -125.01331057993778) / Math.Sqrt((2.8050575679195267 / (51)) + (26.762641277242885 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2803424388497048 = (97.64052708606083 - 125.01331057993778) / 97.64052708606083 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 0, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 134.01474934381483 > 92.31161101704274.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -74.1119867333218 (T) = (0 -131.85538982792494) / Math.Sqrt((2.2783232244238496 / (51)) + (2.3301272034897766 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.4831892915263459 = (88.8999068299859 - 131.85538982792494) / 88.8999068299859 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 12, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 115.836517307766 > 42.016759212559904.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -89.96213461502823 (T) = (0 -118.42696520055) / Math.Sqrt((0.6397579697309221 / (51)) + (5.9371196577939935 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.9404911453221274 = (40.27455256546146 - 118.42696520055) / 40.27455256546146 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 5, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 285.0130310877712 > 262.9560550129714.
IsChangePoint: Marked as a change because one of 6/2/2022 9:03:53 PM, 6/6/2022 7:24:37 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -48.46579002429034 (T) = (0 -281.9989893743083) / Math.Sqrt((5.801825174725753 / (51)) + (2.659991516883497 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.12970168137505284 = (249.62252780846012 - 281.9989893743083) / 249.62252780846012 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 1, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 930.6869702519099 > 822.5154834168428.
IsChangePoint: Marked as a change because one of 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -11.208514643923804 (T) = (0 -964.012452376237) / Math.Sqrt((683.1562633593899 / (51)) + (1742.7587555515256 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.2147804544760558 = (793.5692814484927 - 964.012452376237) / 793.5692814484927 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 13, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 109.80475611268602 > 87.14235406181238.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/3/2022 4:26:07 AM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -11.853266012306765 (T) = (0 -109.29528611382659) / Math.Sqrt((196.0462812803555 / (54)) + (0.1965849700014885 / (5))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (54) + (5) - 2, .025) and -0.26224077616649333 = (86.58830246774583 - 109.29528611382659) / 86.58830246774583 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 5, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 149.81319748593498 > 91.16073959420567.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -138.9806707590876 (T) = (0 -149.93138038710714) / Math.Sqrt((3.3938952331537307 / (51)) + (1.0796706892801706 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.7126442964066588 = (87.54379452971166 - 149.93138038710714) / 87.54379452971166 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 0, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 61.310125255818996 > 39.28103039251469.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -245.4116484771938 (T) = (0 -61.053074276784756) / Math.Sqrt((0.3568711469515019 / (51)) + (0.01867112632946601 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6347711297148982 = (37.34655767222432 - 61.053074276784756) / 37.34655767222432 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 11, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 84.01705548330551 > 37.9522000705439.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -113.69922530851798 (T) = (0 -83.35599921905333) / Math.Sqrt((2.17321625539023 / (51)) + (1.0348743810782077 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.3022972809826394 = (36.20557601643707 - 83.35599921905333) / 36.20557601643707 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 10, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 118.41470668599904 > 93.86707061559335.
IsChangePoint: Marked as a change because one of 5/30/2022 5:18:40 PM, 5/31/2022 6:06:22 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -109.72193116711497 (T) = (0 -117.99160903127617) / Math.Sqrt((0.2679049349455298 / (51)) + (0.47921756041842795 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.311243526571593 = (89.98451213694813 - 117.99160903127617) / 89.98451213694813 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 8, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 115.68303766756438 > 98.00881094347503.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -35.00446756846275 (T) = (0 -117.84776794288393) / Math.Sqrt((1.1969262864045138 / (51)) + (3.3792796335912922 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.24741187850611662 = (94.473822138055 - 117.84776794288393) / 94.473822138055 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 1, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 93.06581590407798 > 60.10162484203983.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -36.15598285236753 (T) = (0 -94.3323596669978) / Math.Sqrt((0.9846697896435728 / (51)) + (8.10080404482496 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6375986374331963 = (57.604078014412714 - 94.3323596669978) / 57.604078014412714 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 10, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 127.97416567747472 > 109.82196704158899.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -35.52731300944442 (T) = (0 -129.307967124885) / Math.Sqrt((2.8466694159164865 / (51)) + (3.4474284147289427 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.23714143783711122 = (104.52157139845994 - 129.307967124885) / 104.52157139845994 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 6, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 120.31969113547524 > 101.54555900009953.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -21.269417605733782 (T) = (0 -122.4002019022002) / Math.Sqrt((2.492317796432138 / (51)) + (10.032658702617097 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.24743098609993106 = (98.1218225826521 - 122.4002019022002) / 98.1218225826521 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 3, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 173.37980383649273 > 105.15283344890203.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -164.18048215196407 (T) = (0 -172.12526541456137) / Math.Sqrt((5.958736937123483 / (51)) + (0.5548642810160749 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.6994878026783713 = (101.2806712371187 - 172.12526541456137) / 101.2806712371187 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 8, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 116.48958313998544 > 96.79216602159927.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -97.58633485865397 (T) = (0 -116.58454560182486) / Math.Sqrt((0.6255998498969622 / (51)) + (0.35019646874802024 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.24712154066119246 = (93.48290587621048 - 116.58454560182486) / 93.48290587621048 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 13, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 201.25117449095123 > 176.30212417650563.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -22.140250286835112 (T) = (0 -203.18216502330904) / Math.Sqrt((12.50097850116624 / (51)) + (17.355856206198368 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.20383934011175023 = (168.7784725530302 - 203.18216502330904) / 168.7784725530302 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 4, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 290.5427476557957 > 256.3080177801155.
IsChangePoint: Marked as a change because one of 5/30/2022 12:57:05 PM, 5/31/2022 6:06:22 PM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -15.10697246314111 (T) = (0 -281.1286837691228) / Math.Sqrt((2.9971517340941825 / (51)) + (46.96046617635485 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.15054256813327238 = (244.34444370471866 - 281.1286837691228) / 244.34444370471866 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 3, Options: None)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 319.9268103819913 > 304.92844588076036.
IsChangePoint: Marked as a change because one of 6/25/2022 2:40:01 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -13.266379531727354 (T) = (0 -318.8652261193041) / Math.Sqrt((62.286443036340145 / (51)) + (2.9314189977110274 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.05532478646400597 = (302.14890260248774 - 318.8652261193041) / 302.14890260248774 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 3, Options: NonBacktracking)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 247.62711475419988 > 217.87479091885632.
IsChangePoint: Marked as a change because one of 5/27/2022 11:47:05 PM, 6/7/2022 9:37:06 AM, 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -14.81339653155034 (T) = (0 -246.32641502458563) / Math.Sqrt((14.434615236732766 / (51)) + (46.03456875671865 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -0.1733831017131451 = (209.92838116123187 - 246.32641502458563) / 209.92838116123187 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 8, Options: Compiled)

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 79.31974855642426 > 37.678520978426434.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 10:15:28 AM falls between 6/26/2022 6:11:06 PM and 7/5/2022 10:15:28 AM.
IsRegressionStdDev: Marked as regression because -107.8254014833056 (T) = (0 -79.76242417411271) / Math.Sqrt((6.953819449775353 / (51)) + (0.2328801706169245 / (8))) is less than -2.0024654592901125 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (51) + (8) - 2, .025) and -1.221633330721738 = (35.90260511089849 - 79.76242417411271) / 35.90260511089849 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

@kunalspathak
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Most of the issues are from dotnet/runtime#71498 and fixed by dotnet/runtime#71673.

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