[Perf] Linux/x64: 6 Regressions on 2/6/2023 9:02:07 PM

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	287621c1c079d6ebf87016633611f41d78eff642
Compare	fe4760cf04dee615948848955978e6d7430982a7
Diff	Diff

Regressions in System.Numerics.Tests.Perf_Vector2

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
MultiplyOperatorBenchmark - Duration of single invocation	14.40 ns	17.88 ns	1.24	0.29	False
MaxBenchmark - Duration of single invocation	19.93 ns	22.74 ns	1.14	0.29	False
DistanceSquaredBenchmark - Duration of single invocation	19.19 ns	21.40 ns	1.11	0.33	False
SquareRootBenchmark - Duration of single invocation	15.63 ns	19.13 ns	1.22	0.24	False
NegateBenchmark - Duration of single invocation	13.30 ns	15.90 ns	1.20	0.31	False
MultiplyFunctionBenchmark - Duration of single invocation	15.29 ns	17.16 ns	1.12	0.24	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

Repro Steps

Prerequisites (Build files either built locally or downloaded from payload above)

• Libraries build extracted to runtime/artifacts or build instructions: Libraries README args: -subset libs+libs.tests -rc release -configuration Release -arch $RunArch -framework net8.0
• CoreCLR product build extracted to runtime/artifacts/bin/coreclr/$RunOS.$RunArch.Release, build instructions: CoreCLR README args: -subset clr+libs -rc release -configuration Release -arch $RunArch -framework net8.0
• Mono Runtime build extracted to runtime/artifacts/bin/mono/$RunOS.$RunArch.Release, build instructions: MONO README args: -arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release
• Dotnet SDK installed for dotnet commands
• Running commands from the runtime folder

Linux

# Set $RunDir to the runtime directory
RunDir=`pwd`

# Set the OS, arch, and OSId
RunOS='linux'
RunOSId='linux'
RunArch='x64'

# Create mono dotnet
mkdir -p $RunDir/artifacts/dotnet-mono
$RunDir/build.sh -subset libs.pretest -configuration release -ci -arch $RunArch -testscope innerloop /p:RuntimeArtifactsPath=$RunDir/artifacts/bin/mono/$RunOS.$RunArch.Release /p:RuntimeFlavor=mono
cp $RunDir/artifacts/bin/runtime/net8.0-$RunOS-Release-$RunArch/* $RunDir/artifacts/bin/testhost/net8.0-$RunOS-Release-$RunArch/shared/Microsoft.NETCore.App/8.0.0 -rf
cp $RunDir/artifacts/bin/testhost/net8.0-$RunOS-Release-$RunArch/* $RunDir/artifacts/dotnet-mono -r
cp $RunDir/artifacts/bin/coreclr/$RunOS.$RunArch.Release/corerun $RunDir/artifacts/dotnet-mono/shared/Microsoft.NETCore.App/8.0.0/corerun

# Create Core Root
$RunDir/src/tests/build.sh release $RunArch generatelayoutonly /p:LibrariesConfiguration=Release

# Clone performance 
git clone --branch main --depth 1 --quiet https://github.com/dotnet/performance.git $RunDir/performance

# Use Interpreter
export MONO_ENV_OPTIONS="--interpreter"

# One line run:
python3 $RunDir/performance/scripts/benchmarks_ci.py --csproj $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --incremental no --architecture $RunArch -f net8.0 --filter 'System.Numerics.Tests.Perf_Vector2*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoInterpreter NoMono --logBuildOutput --generateBinLog --corerun $RunDir/artifacts/dotnet-mono/shared/Microsoft.NETCore.App/8.0.0/corerun" 

# Individual Commands:
# Restore 
dotnet restore $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --packages $RunDir/performance/artifacts/packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Build
dotnet build $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore /p:NuGetPackageRoot=$RunDir/performance/artifacts/packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Run
dotnet run --project $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore --no-build -- --filter 'System.Numerics.Tests.Perf_Vector2*' --anyCategories Libraries Runtime " --category-exclusion-filter NoInterpreter NoMono --logBuildOutput --generateBinLog --corerun $RunDir/artifacts/dotnet-mono/shared/Microsoft.NETCore.App/8.0.0/corerun --artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --packages $RunDir/performance/artifacts/packages

Windows

# Set $RunDir to the runtime directory
$RunDir="FullPathHere"

# Set the OS, arch, and OSId
RunOS='windows'
RunOSId='win'
RunArch='x64'

# Create mono dotnet
mkdir -p $RunDir/artifacts/dotnet-mono
$RunDir/build.sh -subset libs.pretest -configuration release -ci -arch $RunArch -testscope innerloop /p:RuntimeArtifactsPath=$RunDir\artifacts\bin\mono\$RunOS.$RunArch.Release /p:RuntimeFlavor=mono
xcopy $RunDir\artifacts\bin\runtime\net8.0-$RunOS-Release-$RunArch\ $RunDir\artifacts\bin\testhost\net8.0-$RunOS-Release-$RunArch\shared\Microsoft.NETCore.App\8.0.0\ /e /y
xcopy $RunDir\artifacts\bin\testhost\net8.0-$RunOS-Release-$RunArch\ $RunDir\artifacts\dotnet-mono\ /e /y
xcopy $RunDir\artifacts\bin\coreclr\$RunOS.$RunArch.Release\corerun $RunDir\artifacts\dotnet-mono\shared\Microsoft.NETCore.App\8.0.0\corerun /y

# Create Core Root
$RunDir\src\tests\build.cmd release $RunArch generatelayoutonly /p:LibrariesConfiguration=Release

# Clone performance 
git clone --branch main --depth 1 --quiet https://github.com/dotnet/performance.git $RunDir\performance

# Use Interpreter
export MONO_ENV_OPTIONS="--interpreter"

# One line run:
python3 $RunDir\performance\scripts\benchmarks_ci.py --csproj $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --incremental no --architecture $RunArch -f net8.0 --filter 'System.Numerics.Tests.Perf_Vector2*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoInterpreter NoMono --logBuildOutput --generateBinLog --corerun $RunDir\artifacts\dotnet-mono\shared\Microsoft.NETCore.App\8.0.0\corerun.exe" 

# Individual Commands:
# Restore 
dotnet restore $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --packages $RunDir\performance\artifacts\packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Build
dotnet build $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore /p:NuGetPackageRoot=$RunDir\performance\artifacts\packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Run
dotnet run --project $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore --no-build -- --filter 'System.Numerics.Tests.Perf_Vector2*' --anyCategories Libraries Runtime " --category-exclusion-filter NoInterpreter NoMono --logBuildOutput --generateBinLog --corerun $RunDir\artifacts\dotnet-mono\shared\Microsoft.NETCore.App\8.0.0\corerun.exe --artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --packages $RunDir\performance\artifacts\packages

Payloads

Baseline
Compare

Histogram

System.Numerics.Tests.Perf_Vector2.MultiplyOperatorBenchmark

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.884879168489725 > 15.884016988100349.
IsChangePoint: Marked as a change because one of 2/6/2023 6:07:54 PM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsRegressionStdDev: Marked as regression because -7.692656437228975 (T) = (0 -16.32500881875396) / Math.Sqrt((0.10305388450897168 / (20)) + (0.5155386355723163 / (35))) is less than -2.005745995316835 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (20) + (35) - 2, .025) and -0.07117323313636911 = (15.240306902511682 - 16.32500881875396) / 15.240306902511682 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was 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.Perf_Vector2.MaxBenchmark

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 22.739768132750914 > 21.161133991570665.
IsChangePoint: Marked as a change because one of 1/9/2023 10:41:51 AM, 1/10/2023 1:28:02 AM, 2/7/2023 8:22:47 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsRegressionStdDev: Marked as regression because -4.615277933654851 (T) = (0 -22.144042363168776) / Math.Sqrt((1.5301349998755585 / (24)) + (1.0941068996135936 / (32))) is less than -2.0048792881871513 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (24) + (32) - 2, .025) and -0.06977980227304714 = (20.699626517641807 - 22.144042363168776) / 20.699626517641807 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was 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.Perf_Vector2.DistanceSquaredBenchmark

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 21.397139657217426 > 20.816026261253175.
IsChangePoint: Marked as a change because one of 1/5/2023 9:29:47 PM, 2/6/2023 2:52:08 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsRegressionStdDev: Marked as regression because -6.107832560481204 (T) = (0 -21.331814904831955) / Math.Sqrt((0.3833697591293121 / (16)) + (1.1907502652596602 / (40))) is less than -2.0048792881871513 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (16) + (40) - 2, .025) and -0.07108695408525909 = (19.91604399948086 - 21.331814904831955) / 19.91604399948086 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was 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.Perf_Vector2.SquareRootBenchmark

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 19.126076316012824 > 16.57717645971045.
IsChangePoint: Marked as a change because one of 12/12/2022 1:34:22 PM, 12/14/2022 5:20:21 PM, 2/6/2023 11:23:26 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsRegressionStdDev: Marked as regression because -7.67121079384217 (T) = (0 -16.93487945089499) / Math.Sqrt((0.13238384992546562 / (18)) + (0.4547685022841221 / (37))) is less than -2.005745995316835 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (18) + (37) - 2, .025) and -0.06779596131622252 = (15.859658646788802 - 16.93487945089499) / 15.859658646788802 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was 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.Perf_Vector2.NegateBenchmark

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 15.904750053873686 > 14.100337359352402.
IsChangePoint: Marked as a change because one of 12/12/2022 1:34:22 PM, 12/14/2022 5:20:21 PM, 1/26/2023 1:49:07 PM, 2/6/2023 11:23:26 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsRegressionStdDev: Marked as regression because -6.325328467093157 (T) = (0 -14.691275097180284) / Math.Sqrt((0.4563743394421596 / (18)) + (0.31890199764270033 / (37))) is less than -2.005745995316835 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (18) + (37) - 2, .025) and -0.08619864858253955 = (13.5254035864913 - 14.691275097180284) / 13.5254035864913 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was 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.Perf_Vector2.MultiplyFunctionBenchmark

```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 17.155309684729968 > 15.854467533935113.
IsChangePoint: Marked as a change because one of 12/10/2022 11:25:25 PM, 12/14/2022 5:20:21 PM, 2/6/2023 4:11:28 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsRegressionStdDev: Marked as regression because -7.1415427491294 (T) = (0 -16.24343406509245) / Math.Sqrt((0.1870139596962093 / (17)) + (0.24778606285505103 / (39))) is less than -2.0048792881871513 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (17) + (39) - 2, .025) and -0.061479372209886134 = (15.302637517369146 - 16.24343406509245) / 15.302637517369146 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare 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

[kotlarmilos]

Nose in data, looks like duplicate of #12962.