[Perf] Changes at 8/1/2022 4:51:28 PM

[performanceautofiler]

Run Information

Architecture	arm64
OS	Windows 10.0.19041
Baseline	3605700d507d52716ed8750dac35d34dc45f0e3d
Compare	c4ea81d8ef85afded5ddbc236841aed88cde91c0
Diff	Diff

Improvements in System.Tests.Perf_Enum

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
EnumToString - Duration of single invocation	35.25 ns	28.48 ns	0.81	0.22	False

Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Enum.EnumToString(value: Yellow)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 28.476488283491626 < 33.35112297339467.
IsChangePoint: Marked as a change because one of 7/2/2022 7:35:06 PM, 7/5/2022 3:17:18 PM, 8/1/2022 8:26:50 AM, 8/4/2022 5:17:15 AM falls between 7/26/2022 2:47:26 PM and 8/4/2022 5:17:15 AM.
IsImprovementStdDev: Marked as improvement because 25.305133468405465 (T) = (0 -28.080368685783053) / Math.Sqrt((10.500583534204642 / (299)) + (0.7682591511618369 / (10))) is greater than 1.9677212881555053 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (10) - 2, .975) and 0.23166427062954797 = (36.54700362404225 - 28.080368685783053) / 36.54700362404225 is greater than 0.05.
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	arm64
OS	Windows 10.0.19041
Baseline	3605700d507d52716ed8750dac35d34dc45f0e3d
Compare	c4ea81d8ef85afded5ddbc236841aed88cde91c0
Diff	Diff

Improvements in MicroBenchmarks.Serializers.Xml_ToStream<XmlElement>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
DataContractSerializer_ - Duration of single invocation	705.28 ns	452.23 ns	0.64	0.20	False

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<XmlElement>*'

Payloads

Baseline
Compare

Histogram

MicroBenchmarks.Serializers.Xml_ToStream<XmlElement>.DataContractSerializer_

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 452.23313555049157 < 647.8446752298511.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 8/1/2022 8:26:50 AM, 8/4/2022 5:17:15 AM falls between 7/26/2022 2:47:26 PM and 8/4/2022 5:17:15 AM.
IsImprovementStdDev: Marked as improvement because 41.08615676821686 (T) = (0 -455.8199506819744) / Math.Sqrt((501.5170207519586 / (299)) + (258.0978658384563 / (10))) is greater than 1.9677212881555053 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (10) - 2, .975) and 0.32091539093342253 = (671.2270379806027 - 455.8199506819744) / 671.2270379806027 is greater than 0.05.
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	arm64
OS	Windows 10.0.19041
Baseline	3605700d507d52716ed8750dac35d34dc45f0e3d
Compare	c4ea81d8ef85afded5ddbc236841aed88cde91c0
Diff	Diff

Improvements in System.Diagnostics.Perf_Activity

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ActivityAllocations - Duration of single invocation	385.23 ns	345.81 ns	0.90	0.04	False
ActivityAllocations - Duration of single invocation	309.02 ns	266.06 ns	0.86	0.09	False

Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Diagnostics.Perf_Activity.ActivityAllocations(idFormat: W3C)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 345.81392727769156 < 364.4659403315931.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 7/2/2022 7:35:06 PM, 7/6/2022 3:55:24 AM, 8/1/2022 8:26:50 AM, 8/4/2022 5:17:15 AM falls between 7/26/2022 2:47:26 PM and 8/4/2022 5:17:15 AM.
IsImprovementStdDev: Marked as improvement because 61.47648265236202 (T) = (0 -346.51745056191805) / Math.Sqrt((226.04509321776936 / (299)) + (0.46413826863030727 / (10))) is greater than 1.9677212881555053 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (10) - 2, .975) and 0.1371291788758786 = (401.5867057718858 - 346.51745056191805) / 401.5867057718858 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Diagnostics.Perf_Activity.ActivityAllocations(idFormat: Hierarchical)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 266.0647071729381 < 292.95495135510714.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 7/2/2022 7:35:06 PM, 7/6/2022 3:55:24 AM, 8/1/2022 8:26:50 AM, 8/4/2022 5:17:15 AM falls between 7/26/2022 2:47:26 PM and 8/4/2022 5:17:15 AM.
IsImprovementStdDev: Marked as improvement because 62.954490012315276 (T) = (0 -266.4971681463447) / Math.Sqrt((263.6987010923125 / (299)) + (0.7095392059495697 / (10))) is greater than 1.9677212881555053 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (10) - 2, .975) and 0.18738688130130876 = (327.9508563350663 - 266.4971681463447) / 327.9508563350663 is greater than 0.05.
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	arm64
OS	Windows 10.0.19041
Baseline	3605700d507d52716ed8750dac35d34dc45f0e3d
Compare	c4ea81d8ef85afded5ddbc236841aed88cde91c0
Diff	Diff

Improvements in System.Diagnostics.Tracing.Perf_EventListener

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
WriteEvent_StringParams - Duration of single invocation	200.27 ns	155.94 ns	0.78	0.03	False

Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Diagnostics.Tracing.Perf_EventListener.WriteEvent_StringParams

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 155.93926374880166 < 191.27171059990974.
IsChangePoint: Marked as a change because one of 8/1/2022 8:26:50 AM, 8/4/2022 5:17:15 AM falls between 7/26/2022 2:47:26 PM and 8/4/2022 5:17:15 AM.
IsImprovementStdDev: Marked as improvement because 120.12875535918276 (T) = (0 -157.72516298688146) / Math.Sqrt((12.909156791895846 / (299)) + (0.9207603446795228 / (10))) is greater than 1.9677212881555053 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (10) - 2, .975) and 0.21881192708718955 = (201.90421289814725 - 157.72516298688146) / 201.90421289814725 is greater than 0.05.
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	arm64
OS	Windows 10.0.19041
Baseline	3605700d507d52716ed8750dac35d34dc45f0e3d
Compare	c4ea81d8ef85afded5ddbc236841aed88cde91c0
Diff	Diff

Improvements 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	184.24 ns	162.84 ns	0.88	0.12	False

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: Compiled)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 162.84428464490222 < 175.03204249131258.
IsChangePoint: Marked as a change because one of 5/24/2022 3:42:52 PM, 7/2/2022 7:35:06 PM, 7/6/2022 3:55:24 AM, 8/1/2022 8:26:50 AM, 8/4/2022 5:17:15 AM falls between 7/26/2022 2:47:26 PM and 8/4/2022 5:17:15 AM.
IsImprovementStdDev: Marked as improvement because 28.20759587629806 (T) = (0 -162.76289107086157) / Math.Sqrt((251.18651921871415 / (299)) + (1.7252495834112886 / (10))) is greater than 1.9677212881555053 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (10) - 2, .975) and 0.1484973112448595 = (191.1478298545525 - 162.76289107086157) / 191.1478298545525 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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