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[Perf] Linux/x64: 35 Regressions on 9/12/2023 2:43:35 PM #21820

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performanceautofiler bot opened this issue Sep 19, 2023 · 3 comments
Closed

[Perf] Linux/x64: 35 Regressions on 9/12/2023 2:43:35 PM #21820

performanceautofiler bot opened this issue Sep 19, 2023 · 3 comments
Labels
arch-x64 branch-refs/heads/main kind-micro_mono LinkedFromMaster Is this issue linked from the master perf issue mono-aot os-linux perf-regression PGO Applied if there were any profile guided optimization updates in the observed interval. runtime-mono

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performanceautofiler bot commented Sep 19, 2023 •
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Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline da4e544809b3b10b7db8dc170331988d817240d7
Compare 2fe26a11b1185b3793c7c653f6b07d91c668ff80
Diff Diff
Configs CompilationMode:tiered, LLVM:false, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono

Regressions in System.Tests.Perf_Uri

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
22.89 μs 28.70 μs 1.25 0.01 True
2.16 μs 5.90 μs 2.74 0.09 True
930.15 ns 1.03 μs 1.11 0.05 True
1.31 μs 5.03 μs 3.83 0.04 True
1.04 μs 1.14 μs 1.10 0.03 True
864.83 ns 948.93 ns 1.10 0.08 True
2.88 μs 52.95 μs 18.35 0.19 True
2.63 μs 6.36 μs 2.41 0.03 True
518.34 ns 591.04 ns 1.14 0.17 True
985.99 ns 1.11 μs 1.12 0.11 False
559.78 ns 628.80 ns 1.12 0.07 True
38.19 μs 107.08 μs 2.80 0.01 True
978.04 ns 1.05 μs 1.08 0.05 True

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Test Report

Repro

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

Repro Steps

Prerequisites (Files either built locally (with build.(sh/cmd) or downloaded from payload above (if same system setup) (in this order))

  • 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 $RunArch -framework net8.0
  • AOT MONO build extracted to runtime/artifacts/bin/mono/$RunOS.$RunArch.Release, build instructions: MONO README args: -arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false
  • 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 aot directory 
mkdir -p $RunDir/artifacts/bin/aot/sgen
mkdir -p $RunDir/artifacts/bin/aot/pack
cp -r $RunDir/artifacts/obj/mono/$RunOS.$RunArch.Release/mono/* $RunDir/artifacts/bin/aot/sgen
cp -r $RunDir/artifacts/bin/microsoft.netcore.app.runtime.$RunOS-$RunArch/Release/* $RunDir/artifacts/bin/aot/pack

# 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

# 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.Tests.Perf_Uri*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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.Tests.Perf_Uri* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --packages $RunDir/performance/artifacts/packages --buildTimeout 1200

Windows

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

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

# Create aot directory
mkdir $RunDir\artifacts\bin\aot\sgen
mkdir $RunDir\artifacts\bin\aot\pack
xcopy $RunDir\artifacts\obj\mono\$RunOS.$RunArch.Release\mono $RunDir\artifacts\bin\aot\sgen\ /e /y
xcopy $RunDir\artifacts\bin\microsoft.netcore.app.runtime.$RunOSId-$RunArch\Release $RunDir\artifacts\bin\aot\pack\ /e /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

# 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.Tests.Perf_Uri*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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.Tests.Perf_Uri* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack -aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --packages $RunDir\performance\artifacts\packages --buildTimeout 1200

Payloads

Baseline
Compare

System.Tests.Perf_Uri.EscapeDataString(input: "{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 28.702470009157512 > 24.37687296884024.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -81.6427939001269 (T) = (0 -28785.47188933179) / Math.Sqrt((45476.443806012794 / (10)) + (7206.5763569773835 / (23))) is less than -2.0395134463927462 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (23) - 2, .025) and -0.2464869143554856 = (23093.280449089787 - 28785.47188933179) / 23093.280449089787 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.CtorIdnHostPathAndQuery(input: "http://host/path with escapable values?key=ünicode")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.904437865055387 > 2.25313693485502.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -389.8227267694627 (T) = (0 -5887.466440416826) / Math.Sqrt((523.6995921528289 / (10)) + (998.7923405394157 / (25))) is less than -2.034515297446192 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (25) - 2, .025) and -1.7487279834627831 = (2141.8876206877094 - 5887.466440416826) / 2141.8876206877094 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.CtorIdnHostPathAndQuery(input: "https://contoso.com/path/with?key=value#fragment")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.0311766084176157 > 977.808780512617.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -15.022388108750928 (T) = (0 -1014.0872613564931) / Math.Sqrt((152.18628335543482 / (11)) + (271.7313953651202 / (23))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (23) - 2, .025) and -0.08110975741711873 = (938.0058355770008 - 1014.0872613564931) / 938.0058355770008 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.CtorIdnHostPathAndQuery(input: "http://host/path with escapable values?key=va lue")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.026115387755649 > 1.3733063243488866.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -708.6697282275588 (T) = (0 -5021.8135249016) / Math.Sqrt((228.5940115510194 / (11)) + (149.9393078827178 / (23))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (23) - 2, .025) and -2.8071984140732225 = (1319.031208444136 - 5021.8135249016) / 1319.031208444136 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.CtorIdnHostPathAndQuery(input: "http://host/path%20with%20escapable%20values?key=va%20lue")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.1367514670208376 > 1.0843407957503353.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -27.90209177343791 (T) = (0 -1131.9790914062735) / Math.Sqrt((117.00520283146697 / (11)) + (40.57601000739084 / (23))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (23) - 2, .025) and -0.09505209272478245 = (1033.7216822166029 - 1131.9790914062735) / 1033.7216822166029 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.CtorIdnHostPathAndQuery(input: "http://dot.net/path/with?key=value#fragment")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 948.9288411722989 > 905.1158999493804.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -9.343500072651352 (T) = (0 -937.1160622356396) / Math.Sqrt((547.3782706126392 / (10)) + (123.34412641122698 / (24))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (24) - 2, .025) and -0.08360199156268767 = (864.815743725427 - 937.1160622356396) / 864.815743725427 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.EscapeDataString(input: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 52.950630772501306 > 3.0281611617964708.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -1424.5578549899317 (T) = (0 -53150.740969178725) / Math.Sqrt((8321.093141714238 / (10)) + (9863.554272304316 / (24))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (24) - 2, .025) and -17.17489811433482 = (2924.4037922423304 - 53150.740969178725) / 2924.4037922423304 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.CtorIdnHostPathAndQuery(input: "http://host/path%20with%20escapable%20values?key=%C3%BCnicode")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 6.361844702188007 > 2.7551873633726633.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -161.2112700908515 (T) = (0 -6390.482423623201) / Math.Sqrt((3802.9379925433636 / (10)) + (3876.345330445912 / (24))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (24) - 2, .025) and -1.4224686384973826 = (2638.0041921149955 - 6390.482423623201) / 2638.0041921149955 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.CtorIdnHostPathAndQuery(input: "http://host/")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 591.0388050684751 > 543.1409472777265.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -29.748210037366746 (T) = (0 -591.5926748358481) / Math.Sqrt((25.880977027843677 / (11)) + (81.67285279350212 / (23))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (23) - 2, .025) and -0.13918720890670042 = (519.3111985549863 - 591.5926748358481) / 519.3111985549863 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.CtorIdnHostPathAndQuery(input: "https://CONTOSO.com/path/with?key=value#fragment")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.105898791949953 > 1047.6579347082868.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -15.312222955360571 (T) = (0 -1113.8826158464587) / Math.Sqrt((62.56769778363055 / (11)) + (1194.8043837167183 / (23))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (23) - 2, .025) and -0.11652351228987291 = (997.634714885674 - 1113.8826158464587) / 997.634714885674 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.CombineAbsoluteRelative(input: "/new/path")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 628.8014342156196 > 591.0080034577857.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -39.800994331323615 (T) = (0 -625.1619137211652) / Math.Sqrt((10.576670015614493 / (11)) + (38.15457482167131 / (24))) is less than -2.034515297446192 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (24) - 2, .025) and -0.11320233399709889 = (561.58875581624 - 625.1619137211652) / 561.58875581624 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.EscapeDataString(input: "a{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{üa{ü")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 107.08007798833818 > 40.1918309471942.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -836.9814422052922 (T) = (0 -106857.36863275642) / Math.Sqrt((37293.008290022466 / (11)) + (79928.9513570109 / (24))) is less than -2.034515297446192 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (24) - 2, .025) and -1.7942405661775167 = (38242.007480027336 - 106857.36863275642) / 38242.007480027336 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Tests.Perf_Uri.CtorIdnHostPathAndQuery(input: "http://host/path?key1=value1&key2=value2&key3=value3&key4=value4")

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.053175391079907 > 1010.2795626022248.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -13.09536267288745 (T) = (0 -1044.1650722968325) / Math.Sqrt((288.4323065957631 / (10)) + (182.28231560141762 / (24))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (24) - 2, .025) and -0.08190628491818805 = (965.1160057507111 - 1044.1650722968325) / 965.1160057507111 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository
@performanceautofiler
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Author

performanceautofiler bot commented Sep 19, 2023 •
edited
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Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 9d08b24d743d0c57203a55c3d0c6dd1bc472e57e
Compare 2fe26a11b1185b3793c7c653f6b07d91c668ff80
Diff Diff
Configs CompilationMode:tiered, LLVM:false, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Common

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
486.82 ns 2.04 μs 4.18 0.01 True
222.01 μs 478.40 μs 2.15 0.03 True
313.75 ns 1.92 μs 6.13 0.01 True
188.58 μs 445.04 μs 2.36 0.01 True
486.04 ns 2.05 μs 4.21 0.01 True
188.52 μs 444.18 μs 2.36 0.03 True
268.05 ns 1.35 μs 5.03 0.03 True
276.26 ns 1.82 μs 6.60 0.05 True
268.52 ns 1.34 μs 4.97 0.01 True
222.23 μs 478.18 μs 2.15 0.01 True

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Test Report

Repro

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

Repro Steps

Prerequisites (Files either built locally (with build.(sh/cmd) or downloaded from payload above (if same system setup) (in this order))

  • 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 $RunArch -framework net8.0
  • AOT MONO build extracted to runtime/artifacts/bin/mono/$RunOS.$RunArch.Release, build instructions: MONO README args: -arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false
  • 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 aot directory 
mkdir -p $RunDir/artifacts/bin/aot/sgen
mkdir -p $RunDir/artifacts/bin/aot/pack
cp -r $RunDir/artifacts/obj/mono/$RunOS.$RunArch.Release/mono/* $RunDir/artifacts/bin/aot/sgen
cp -r $RunDir/artifacts/bin/microsoft.netcore.app.runtime.$RunOS-$RunArch/Release/* $RunDir/artifacts/bin/aot/pack

# 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

# 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.Text.RegularExpressions.Tests.Perf_Regex_Common*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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.Text.RegularExpressions.Tests.Perf_Regex_Common* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --packages $RunDir/performance/artifacts/packages --buildTimeout 1200

Windows

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

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

# Create aot directory
mkdir $RunDir\artifacts\bin\aot\sgen
mkdir $RunDir\artifacts\bin\aot\pack
xcopy $RunDir\artifacts\obj\mono\$RunOS.$RunArch.Release\mono $RunDir\artifacts\bin\aot\sgen\ /e /y
xcopy $RunDir\artifacts\bin\microsoft.netcore.app.runtime.$RunOSId-$RunArch\Release $RunDir\artifacts\bin\aot\pack\ /e /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

# 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.Text.RegularExpressions.Tests.Perf_Regex_Common*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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.Text.RegularExpressions.Tests.Perf_Regex_Common* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack -aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --packages $RunDir\performance\artifacts\packages --buildTimeout 1200

Payloads

Baseline
Compare

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsNotMatch(Options: Compiled)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.037013945968052 > 510.7537352817624.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -1094.2564645885736 (T) = (0 -2047.6876451151418) / Math.Sqrt((2.1950355079533295 / (11)) + (42.20839085605372 / (23))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (23) - 2, .025) and -3.2063396738914 = (486.8098641260633 - 2047.6876451151418) / 486.8098641260633 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesSet(Options: Compiled)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 478.3956015963203 > 233.37471524766386.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -714.7874836084662 (T) = (0 -477809.3315009074) / Math.Sqrt((1321612.3507837185 / (11)) + (172918.89689710387 / (24))) is less than -2.034515297446192 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (24) - 2, .025) and -1.1452613594358938 = (222727.79463409976 - 477809.3315009074) / 222727.79463409976 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Email_IsNotMatch(Options: Compiled)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.9239383272091222 > 332.138512441102.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -715.1746839594625 (T) = (0 -1931.6766979948943) / Math.Sqrt((15.807786304881185 / (11)) + (88.2143542669905 / (24))) is less than -2.034515297446192 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (24) - 2, .025) and -5.140494693719601 = (314.5799800088716 - 1931.6766979948943) / 314.5799800088716 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesBoundary(Options: IgnoreCase, Compiled)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 445.04424435763883 > 198.07546354538346.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -885.1900154854402 (T) = (0 -444914.61702184496) / Math.Sqrt((474588.2901677092 / (10)) + (868161.5199575644 / (24))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (24) - 2, .025) and -1.3549873339988385 = (188924.42035616672 - 444914.61702184496) / 188924.42035616672 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsNotMatch(Options: IgnoreCase, Compiled)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.0473236167629296 > 510.5739562558056.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -1553.8597090631595 (T) = (0 -2045.565506803189) / Math.Sqrt((4.788192496638613 / (11)) + (13.118164973189403 / (23))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (23) - 2, .025) and -3.197529782092493 = (487.3260257806825 - 2045.565506803189) / 487.3260257806825 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesBoundary(Options: Compiled)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 444.17800723039227 > 198.47109925640063.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -1404.5186208419066 (T) = (0 -445050.3956316753) / Math.Sqrt((204269.34647958082 / (10)) + (307184.4388444707 / (24))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (24) - 2, .025) and -1.3543450444561869 = (189033.63238096406 - 445050.3956316753) / 189033.63238096406 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsMatch(Options: Compiled)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.3490088032676146 > 281.4355951861563.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -995.785996828196 (T) = (0 -1336.83601747359) / Math.Sqrt((1.6174403237524757 / (10)) + (23.811060307724716 / (24))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (24) - 2, .025) and -4.003531360362583 = (267.1785027798278 - 1336.83601747359) / 267.1785027798278 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Email_IsMatch(Options: Compiled)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.824649473686575 > 291.10125571150127.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -563.7674087930533 (T) = (0 -1820.7492508206042) / Math.Sqrt((27.52408042834299 / (11)) + (119.75533541218495 / (24))) is less than -2.034515297446192 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (24) - 2, .025) and -5.558119904070532 = (277.63280901443886 - 1820.7492508206042) / 277.63280901443886 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsMatch(Options: IgnoreCase, Compiled)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.3353028429448899 > 281.30675806559304.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -784.3348247901951 (T) = (0 -1336.7735209505875) / Math.Sqrt((2.4262563934956938 / (10)) + (38.83158948730348 / (24))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (24) - 2, .025) and -4.008359399789364 = (266.90846527643527 - 1336.7735209505875) / 266.90846527643527 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesSet(Options: IgnoreCase, Compiled)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 478.1814270833333 > 233.71319597271125.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -938.1595260598086 (T) = (0 -477679.6071671858) / Math.Sqrt((612341.4473445294 / (11)) + (441121.83425354323 / (24))) is less than -2.034515297446192 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (24) - 2, .025) and -1.1479291674094099 = (222390.76335245688 - 477679.6071671858) / 222390.76335245688 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline da4e544809b3b10b7db8dc170331988d817240d7
Compare 2fe26a11b1185b3793c7c653f6b07d91c668ff80
Diff Diff
Configs CompilationMode:tiered, LLVM:false, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono

Regressions in System.Linq.Tests.Perf_Enumerable

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
1.40 μs 1.53 μs 1.09 0.16 False
775.69 ns 895.70 ns 1.15 0.37 False
789.98 ns 878.54 ns 1.11 0.28 False
353.42 ns 382.80 ns 1.08 0.23 False

graph
graph
graph
graph
Test Report

Repro

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

Repro Steps

Prerequisites (Files either built locally (with build.(sh/cmd) or downloaded from payload above (if same system setup) (in this order))

  • 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 $RunArch -framework net8.0
  • AOT MONO build extracted to runtime/artifacts/bin/mono/$RunOS.$RunArch.Release, build instructions: MONO README args: -arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false
  • 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 aot directory 
mkdir -p $RunDir/artifacts/bin/aot/sgen
mkdir -p $RunDir/artifacts/bin/aot/pack
cp -r $RunDir/artifacts/obj/mono/$RunOS.$RunArch.Release/mono/* $RunDir/artifacts/bin/aot/sgen
cp -r $RunDir/artifacts/bin/microsoft.netcore.app.runtime.$RunOS-$RunArch/Release/* $RunDir/artifacts/bin/aot/pack

# 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

# 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.Linq.Tests.Perf_Enumerable*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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.Linq.Tests.Perf_Enumerable* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --packages $RunDir/performance/artifacts/packages --buildTimeout 1200

Windows

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

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

# Create aot directory
mkdir $RunDir\artifacts\bin\aot\sgen
mkdir $RunDir\artifacts\bin\aot\pack
xcopy $RunDir\artifacts\obj\mono\$RunOS.$RunArch.Release\mono $RunDir\artifacts\bin\aot\sgen\ /e /y
xcopy $RunDir\artifacts\bin\microsoft.netcore.app.runtime.$RunOSId-$RunArch\Release $RunDir\artifacts\bin\aot\pack\ /e /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

# 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.Linq.Tests.Perf_Enumerable*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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.Linq.Tests.Perf_Enumerable* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack -aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --packages $RunDir\performance\artifacts\packages --buildTimeout 1200

Payloads

Baseline
Compare

System.Linq.Tests.Perf_Enumerable.Select(input: IList)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.526883241243376 > 1.4275932569620802.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -11.362759359437657 (T) = (0 -1466.7919853456522) / Math.Sqrt((385.7932763073584 / (10)) + (1154.7777926940346 / (23))) is less than -2.0395134463927462 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (23) - 2, .025) and -0.07874224640076045 = (1359.724243895727 - 1466.7919853456522) / 1359.724243895727 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Linq.Tests.Perf_Enumerable.SingleWithPredicate_FirstElementMatches(input: List)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 895.7011011649004 > 818.3091877305346.
IsChangePoint: Marked as a change because one of 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -10.667337876013756 (T) = (0 -883.9395312517539) / Math.Sqrt((590.9875657914433 / (11)) + (81.42912631145781 / (24))) is less than -2.034515297446192 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (24) - 2, .025) and -0.100359496552583 = (803.3188553569347 - 883.9395312517539) / 803.3188553569347 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Linq.Tests.Perf_Enumerable.SingleWithPredicate_LastElementMatches(input: List)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 878.5370994807496 > 838.0788004403056.
IsChangePoint: Marked as a change because one of 9/11/2023 10:38:32 AM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -6.054897639000963 (T) = (0 -861.9790553378708) / Math.Sqrt((833.0951270152327 / (9)) + (213.612589183209 / (25))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (9) + (25) - 2, .025) and -0.07600135139906032 = (801.094770203672 - 861.9790553378708) / 801.094770203672 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Linq.Tests.Perf_Enumerable.WhereLast_LastElementMatches(input: Array)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 382.8032435665803 > 360.355782997696.
IsChangePoint: Marked as a change because one of 9/11/2023 10:38:32 AM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -5.992560195603106 (T) = (0 -376.9718916771172) / Math.Sqrt((209.281298414637 / (9)) + (7.517340356792882 / (24))) is less than -2.0395134463927462 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (9) + (24) - 2, .025) and -0.08362410471536458 = (347.8806811667745 - 376.9718916771172) / 347.8806811667745 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Docs

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

@performanceautofiler
Copy link
Author

performanceautofiler bot commented Sep 19, 2023 •
edited
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Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline da4e544809b3b10b7db8dc170331988d817240d7
Compare 2fe26a11b1185b3793c7c653f6b07d91c668ff80
Diff Diff
Configs CompilationMode:tiered, LLVM:false, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono

Regressions in System.Collections.IterateForEach<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
4.48 μs 5.15 μs 1.15 0.06 False
391.34 ns 686.53 ns 1.75 0.27 False
9.65 μs 10.77 μs 1.12 0.10 False
1.85 μs 1.96 μs 1.06 0.06 False

graph
graph
graph
graph
Test Report

Repro

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

Repro Steps

Prerequisites (Files either built locally (with build.(sh/cmd) or downloaded from payload above (if same system setup) (in this order))

  • 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 $RunArch -framework net8.0
  • AOT MONO build extracted to runtime/artifacts/bin/mono/$RunOS.$RunArch.Release, build instructions: MONO README args: -arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false
  • 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 aot directory 
mkdir -p $RunDir/artifacts/bin/aot/sgen
mkdir -p $RunDir/artifacts/bin/aot/pack
cp -r $RunDir/artifacts/obj/mono/$RunOS.$RunArch.Release/mono/* $RunDir/artifacts/bin/aot/sgen
cp -r $RunDir/artifacts/bin/microsoft.netcore.app.runtime.$RunOS-$RunArch/Release/* $RunDir/artifacts/bin/aot/pack

# 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

# 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.Collections.IterateForEach&lt;String&gt;*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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.Collections.IterateForEach&lt;String&gt;* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --packages $RunDir/performance/artifacts/packages --buildTimeout 1200

Windows

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

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

# Create aot directory
mkdir $RunDir\artifacts\bin\aot\sgen
mkdir $RunDir\artifacts\bin\aot\pack
xcopy $RunDir\artifacts\obj\mono\$RunOS.$RunArch.Release\mono $RunDir\artifacts\bin\aot\sgen\ /e /y
xcopy $RunDir\artifacts\bin\microsoft.netcore.app.runtime.$RunOSId-$RunArch\Release $RunDir\artifacts\bin\aot\pack\ /e /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

# 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.Collections.IterateForEach&lt;String&gt;*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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.Collections.IterateForEach&lt;String&gt;* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack -aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --packages $RunDir\performance\artifacts\packages --buildTimeout 1200

Payloads

Baseline
Compare

System.Collections.IterateForEach<String>.Queue(Size: 512)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 5.150860547694582 > 4.928096145029881.
IsChangePoint: Marked as a change because one of 9/6/2023 3:47:50 PM, 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -6.558054524820745 (T) = (0 -5150.020489671057) / Math.Sqrt((45236.40432781138 / (10)) + (2654.6443792693553 / (23))) is less than -2.0395134463927462 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (23) - 2, .025) and -0.09496924144881796 = (4703.347176087579 - 5150.020489671057) / 4703.347176087579 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Collections.IterateForEach<String>.Span(Size: 512)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 686.5335303941954 > 567.1648544259116.
IsChangePoint: Marked as a change because one of 8/10/2023 8:47:51 AM, 9/8/2023 12:12:11 AM, 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -4.152608881091402 (T) = (0 -685.8739201423886) / Math.Sqrt((22126.022290033812 / (11)) + (1.618362702768959 / (23))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (23) - 2, .025) and -0.37276586563079234 = (499.6292064905229 - 685.8739201423886) / 499.6292064905229 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Collections.IterateForEach<String>.ConcurrentDictionary(Size: 512)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 10.769620084590764 > 10.358287312547985.
IsChangePoint: Marked as a change because one of 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -9.598719335414568 (T) = (0 -10762.825543567074) / Math.Sqrt((25720.741675928995 / (10)) + (147433.62640747125 / (24))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (24) - 2, .025) and -0.0908190462865998 = (9866.73782439555 - 10762.825543567074) / 9866.73782439555 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Collections.IterateForEach<String>.ImmutableArray(Size: 512)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 1.962571503183972 > 1.8900636888995954.
IsChangePoint: Marked as a change because one of 8/19/2023 11:06:43 PM, 8/27/2023 11:44:28 PM, 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -8.25818522497268 (T) = (0 -1964.102304365482) / Math.Sqrt((3230.5767509081243 / (10)) + (15.316497979539063 / (23))) is less than -2.0395134463927462 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (23) - 2, .025) and -0.08184104297311472 = (1815.518386109421 - 1964.102304365482) / 1815.518386109421 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline 9d08b24d743d0c57203a55c3d0c6dd1bc472e57e
Compare 2fe26a11b1185b3793c7c653f6b07d91c668ff80
Diff Diff
Configs CompilationMode:tiered, LLVM:false, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono

Regressions in System.Collections.IterateFor<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
348.26 ns 571.01 ns 1.64 0.31 False
1.87 μs 2.02 μs 1.08 0.06 False
458.73 ns 688.18 ns 1.50 0.05 False

graph
graph
graph
Test Report

Repro

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

Repro Steps

Prerequisites (Files either built locally (with build.(sh/cmd) or downloaded from payload above (if same system setup) (in this order))

  • 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 $RunArch -framework net8.0
  • AOT MONO build extracted to runtime/artifacts/bin/mono/$RunOS.$RunArch.Release, build instructions: MONO README args: -arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false
  • 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 aot directory 
mkdir -p $RunDir/artifacts/bin/aot/sgen
mkdir -p $RunDir/artifacts/bin/aot/pack
cp -r $RunDir/artifacts/obj/mono/$RunOS.$RunArch.Release/mono/* $RunDir/artifacts/bin/aot/sgen
cp -r $RunDir/artifacts/bin/microsoft.netcore.app.runtime.$RunOS-$RunArch/Release/* $RunDir/artifacts/bin/aot/pack

# 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

# 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.Collections.IterateFor&lt;String&gt;*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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.Collections.IterateFor&lt;String&gt;* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --packages $RunDir/performance/artifacts/packages --buildTimeout 1200

Windows

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

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

# Create aot directory
mkdir $RunDir\artifacts\bin\aot\sgen
mkdir $RunDir\artifacts\bin\aot\pack
xcopy $RunDir\artifacts\obj\mono\$RunOS.$RunArch.Release\mono $RunDir\artifacts\bin\aot\sgen\ /e /y
xcopy $RunDir\artifacts\bin\microsoft.netcore.app.runtime.$RunOSId-$RunArch\Release $RunDir\artifacts\bin\aot\pack\ /e /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

# 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.Collections.IterateFor&lt;String&gt;*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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.Collections.IterateFor&lt;String&gt;* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack -aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --packages $RunDir\performance\artifacts\packages --buildTimeout 1200

Payloads

Baseline
Compare

System.Collections.IterateFor<String>.Array(Size: 512)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 571.0087804562799 > 426.39723397751175.
IsChangePoint: Marked as a change because one of 8/10/2023 8:47:51 AM, 9/5/2023 1:44:21 PM, 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -5.968024834859419 (T) = (0 -515.5452900718705) / Math.Sqrt((3264.223931285617 / (11)) + (3239.8149658870752 / (23))) is less than -2.03693334345674 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (23) - 2, .025) and -0.3195441983885248 = (390.6995238973223 - 515.5452900718705) / 390.6995238973223 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Collections.IterateFor<String>.List(Size: 512)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 2.023171348693993 > 1.96937138013442.
IsChangePoint: Marked as a change because one of 8/19/2023 11:06:43 PM, 9/11/2023 8:56:48 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -15.349347151792633 (T) = (0 -2034.7637175543814) / Math.Sqrt((1438.141756890152 / (11)) + (565.5890476686884 / (24))) is less than -2.034515297446192 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (11) + (24) - 2, .025) and -0.10339482269237019 = (1844.0939505130157 - 2034.7637175543814) / 1844.0939505130157 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

System.Collections.IterateFor<String>.ReadOnlySpan(Size: 512)

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 688.182814846718 > 603.2149284737069.
IsChangePoint: Marked as a change because one of 8/10/2023 8:47:51 AM, 9/5/2023 1:44:21 PM, 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -3.6693035162497973 (T) = (0 -688.3571433290829) / Math.Sqrt((13901.356279663138 / (10)) + (1.8509388951205898 / (23))) is less than -2.0395134463927462 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (23) - 2, .025) and -0.248052654700477 = (551.544953441314 - 688.3571433290829) / 551.544953441314 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Docs

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

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline da4e544809b3b10b7db8dc170331988d817240d7
Compare 2fe26a11b1185b3793c7c653f6b07d91c668ff80
Diff Diff
Configs CompilationMode:tiered, LLVM:false, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono

Regressions in PerfLabTests.LowLevelPerf

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
153.31 μs 196.67 μs 1.28 0.12 False

graph
Test Report

Repro

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

Repro Steps

Prerequisites (Files either built locally (with build.(sh/cmd) or downloaded from payload above (if same system setup) (in this order))

  • 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 $RunArch -framework net8.0
  • AOT MONO build extracted to runtime/artifacts/bin/mono/$RunOS.$RunArch.Release, build instructions: MONO README args: -arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false
  • 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 aot directory 
mkdir -p $RunDir/artifacts/bin/aot/sgen
mkdir -p $RunDir/artifacts/bin/aot/pack
cp -r $RunDir/artifacts/obj/mono/$RunOS.$RunArch.Release/mono/* $RunDir/artifacts/bin/aot/sgen
cp -r $RunDir/artifacts/bin/microsoft.netcore.app.runtime.$RunOS-$RunArch/Release/* $RunDir/artifacts/bin/aot/pack

# 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

# 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 'PerfLabTests.LowLevelPerf*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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 PerfLabTests.LowLevelPerf* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --packages $RunDir/performance/artifacts/packages --buildTimeout 1200

Windows

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

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

# Create aot directory
mkdir $RunDir\artifacts\bin\aot\sgen
mkdir $RunDir\artifacts\bin\aot\pack
xcopy $RunDir\artifacts\obj\mono\$RunOS.$RunArch.Release\mono $RunDir\artifacts\bin\aot\sgen\ /e /y
xcopy $RunDir\artifacts\bin\microsoft.netcore.app.runtime.$RunOSId-$RunArch\Release $RunDir\artifacts\bin\aot\pack\ /e /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

# 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 'PerfLabTests.LowLevelPerf*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# 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 PerfLabTests.LowLevelPerf* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack -aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --packages $RunDir\performance\artifacts\packages --buildTimeout 1200

Payloads

Baseline
Compare

PerfLabTests.LowLevelPerf.GenericGenericMethod

ETL Files

Histogram

Description of detection logic

IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 196.665690859375 > 184.06536980120393.
IsChangePoint: Marked as a change because one of 9/8/2023 12:12:11 AM, 9/11/2023 3:39:38 PM, 9/18/2023 8:11:22 PM falls between 9/9/2023 9:29:58 PM and 9/18/2023 8:11:22 PM.
IsRegressionStdDev: Marked as regression because -3.309963268848375 (T) = (0 -195052.98116927262) / Math.Sqrt((513189020.9568247 / (10)) + (41126513.0633248 / (23))) is less than -2.0395134463927462 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (10) + (23) - 2, .025) and -0.14111601854278913 = (170931.77030181055 - 195052.98116927262) / 170931.77030181055 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

JIT Disasms

Docs

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

@kotlarmilos
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Simliar to #21818.

@kotlarmilos kotlarmilos added LinkedFromMaster Is this issue linked from the master perf issue and removed untriaged labels Sep 20, 2023
@kotlarmilos kotlarmilos mentioned this issue Sep 20, 2023
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arch-x64 branch-refs/heads/main kind-micro_mono LinkedFromMaster Is this issue linked from the master perf issue mono-aot os-linux perf-regression PGO Applied if there were any profile guided optimization updates in the observed interval. runtime-mono
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