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[Perf] Linux/x64: 124 Improvements on 2/8/2023 12:20:29 PM #12993

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performanceautofiler bot opened this issue Feb 14, 2023 · 7 comments
Closed

[Perf] Linux/x64: 124 Improvements on 2/8/2023 12:20:29 PM #12993

performanceautofiler bot opened this issue Feb 14, 2023 · 7 comments
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arch-x64 branch-refs/heads/main kind-micro_mono mono-aot os-linux perf-improvement runtime-mono untriaged

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performanceautofiler bot commented Feb 14, 2023 •
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Run Information

Architecture x64
OS ubuntu 18.04
Baseline 59dddfdef247b9b85a69d663a1d1c1746206711e
Compare 081d93a5e8817d47e660a38404c08364c286172f
Diff Diff

Improvements in System.Text.Json.Node.Tests.Perf_ParseThenWrite

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ParseThenWrite - Duration of single invocation 116.46 μs 109.98 μs 0.94 0.00 False
ParseThenWrite - Duration of single invocation 127.03 μs 119.70 μs 0.94 0.01 False
ParseThenWrite - Duration of single invocation 166.25 μs 154.04 μs 0.93 0.01 False
ParseThenWrite - Duration of single invocation 142.72 μs 123.27 μs 0.86 0.00 False
ParseThenWrite - Duration of single invocation 14.52 ms 12.83 ms 0.88 0.00 False
ParseThenWrite - Duration of single invocation 13.85 ms 12.20 ms 0.88 0.00 False
ParseThenWrite - Duration of single invocation 177.55 μs 164.06 μs 0.92 0.00 False
ParseThenWrite - Duration of single invocation 18.28 μs 16.09 μs 0.88 0.01 False
ParseThenWrite - Duration of single invocation 136.40 μs 117.49 μs 0.86 0.01 False
ParseThenWrite - Duration of single invocation 24.57 μs 22.71 μs 0.92 0.00 False
ParseThenWrite - Duration of single invocation 16.74 μs 15.21 μs 0.91 0.02 False

Test Report

Repro

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

Payloads

Baseline
Compare

Repro Steps

Prerequisites (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.Json.Node.Tests.Perf_ParseThenWrite*' --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.Json.Node.Tests.Perf_ParseThenWrite* --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.Json.Node.Tests.Perf_ParseThenWrite*' --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.Json.Node.Tests.Perf_ParseThenWrite* --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

Histogram

System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: DeepTree)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 109.97686466178055 < 110.80091924127451.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 71.84789990093607 (T) = (0 -110434.39934326688) / Math.Sqrt((3007511.3005802585 / (299)) + (153137.22822217728 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.07456839972345672 = (119332.85972757595 - 110434.39934326688) / 119332.85972757595 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 119.70103947201015 < 120.91203474505197.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 71.94469943090023 (T) = (0 -120007.263091567) / Math.Sqrt((3499401.068719599 / (299)) + (190078.76810790534 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.07493609671361304 = (129728.61946642665 - 120007.263091567) / 129728.61946642665 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 154.04048284313726 < 157.89361737765998.
IsChangePoint: Marked as a change because one of 12/21/2022 9:23:17 AM, 1/17/2023 8:36:05 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 45.02473279475363 (T) = (0 -154209.29900251084) / Math.Sqrt((12087801.436316516 / (299)) + (2905810.0950882933 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.09868532591553417 = (171093.74055088253 - 154209.29900251084) / 171093.74055088253 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 123.26982504882812 < 133.39562213807397.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 97.54274912303687 (T) = (0 -123650.33320602593) / Math.Sqrt((10986249.367461747 / (299)) + (558676.2146140175 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.15732106986466995 = (146734.8105952623 - 123650.33320602593) / 146734.8105952623 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.82807302834008 < 13.763931205857844.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 88.35769786194243 (T) = (0 -12828890.152169254) / Math.Sqrt((129060199724.46463 / (299)) + (6329651124.209902 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.14935741713389958 = (15081410.701242367 - 12828890.152169254) / 15081410.701242367 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.197486086666666 < 13.20515137420635.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 105.37015773475338 (T) = (0 -12243295.321876975) / Math.Sqrt((111966924333.38736 / (299)) + (2269881557.9510875 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.1547800440004082 = (14485336.3139037 - 12243295.321876975) / 14485336.3139037 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 164.05575502232142 < 168.77048631671067.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 66.94658235290159 (T) = (0 -164376.95485535177) / Math.Sqrt((13150290.969103452 / (299)) + (1057553.4610090044 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.10355465864108152 = (183365.28427508284 - 164376.95485535177) / 183365.28427508284 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.08938931318681 < 17.10470417976714.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 56.417144552990834 (T) = (0 -16152.131737343901) / Math.Sqrt((247877.84127444128 / (299)) + (38261.874244400286 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.1393384595236345 = (18767.112247636738 - 16152.131737343901) / 18767.112247636738 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 117.49454916044775 < 128.75742547234196.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 105.5784235652323 (T) = (0 -117661.51169798037) / Math.Sqrt((10180195.62769361 / (299)) + (377016.850775055 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.16292130780744604 = (140562.06757549933 - 117661.51169798037) / 140562.06757549933 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 22.712344605708754 < 23.294105051723648.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 92.46156576671201 (T) = (0 -22531.08799602558) / Math.Sqrt((125730.250318864 / (299)) + (11517.013702215572 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.10502036866947413 = (25174.972934891968 - 22531.08799602558) / 25174.972934891968 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.211218855382619 < 15.993152846956493.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 53.4994947648109 (T) = (0 -15306.01065828468) / Math.Sqrt((213752.60891465272 / (299)) + (37228.21220758132 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.13514404221689807 = (17697.75708953755 - 15306.01065828468) / 17697.75708953755 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

Run Information

Architecture x64
OS ubuntu 18.04
Baseline 59dddfdef247b9b85a69d663a1d1c1746206711e
Compare 081d93a5e8817d47e660a38404c08364c286172f
Diff Diff

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Parse - Duration of single invocation 4.31 ms 2.54 ms 0.59 0.01 False
Parse - Duration of single invocation 13.40 μs 11.84 μs 0.88 0.01 False
Parse - Duration of single invocation 2.70 μs 2.34 μs 0.87 0.01 False
Parse - Duration of single invocation 4.64 μs 3.12 μs 0.67 0.01 False
Parse - Duration of single invocation 6.72 μs 5.88 μs 0.87 0.01 False
Parse - Duration of single invocation 5.00 μs 3.50 μs 0.70 0.01 False
Parse - Duration of single invocation 3.52 μs 2.61 μs 0.74 0.01 False
Parse - Duration of single invocation 5.96 μs 5.56 μs 0.93 0.00 False
Parse - Duration of single invocation 4.61 ms 2.86 ms 0.62 0.01 False
Parse - Duration of single invocation 12.97 μs 11.46 μs 0.88 0.01 False

Test Report

Repro

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

Payloads

Baseline
Compare

Repro Steps

Prerequisites (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.Json.Document.Tests.Perf_DocumentParse*' --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.Json.Document.Tests.Perf_DocumentParse* --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.Json.Document.Tests.Perf_DocumentParse*' --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.Json.Document.Tests.Perf_DocumentParse* --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

Histogram

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

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.5402863756868133 < 4.070462662775441.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 180.40020136188417 (T) = (0 -2550708.7117827367) / Math.Sqrt((41516755445.38753 / (299)) + (30498878.44255617 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.45550015506288977 = (4684498.509044284 - 2550708.7117827367) / 4684498.509044284 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 11.83545484838275 < 12.718433609176895.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 73.37103069236326 (T) = (0 -11887.138552155986) / Math.Sqrt((377130.1738743428 / (299)) + (2207.3282238644447 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.18415683140129555 = (14570.372112784107 - 11887.138552155986) / 14570.372112784107 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.338443011477046 < 2.5686181642514514.
IsChangePoint: Marked as a change because one of 12/6/2022 2:12:43 AM, 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 94.0845404511059 (T) = (0 -2358.1017661363844) / Math.Sqrt((5073.647200508128 / (299)) + (279.6674798572973 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.17069221027159193 = (2843.457875764853 - 2358.1017661363844) / 2843.457875764853 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.1236879603460084 < 4.4044483742772815.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 155.07770252773847 (T) = (0 -3112.406176442469) / Math.Sqrt((44400.22105953409 / (299)) + (265.04917564591136 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.3848333381888164 = (5059.451965876812 - 3112.406176442469) / 5059.451965876812 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.876764393085306 < 6.396029073518336.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 89.93127119398626 (T) = (0 -5879.29775705249) / Math.Sqrt((50261.78119615156 / (299)) + (724.8339019987368 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.1752945422068113 = (7128.966713503721 - 5879.29775705249) / 7128.966713503721 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.495977841850389 < 4.724963416765605.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 132.8148677002523 (T) = (0 -3504.684212407764) / Math.Sqrt((61651.03040410381 / (299)) + (304.2004363031916 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.3580844806145527 = (5459.728120864027 - 3504.684212407764) / 5459.728120864027 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.6052858133827184 < 3.339551161346207.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 118.19247689565813 (T) = (0 -2636.59647115678) / Math.Sqrt((21965.152653530487 / (299)) + (600.908486731453 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.30315692253057175 = (3783.63014056411 - 2636.59647115678) / 3783.63014056411 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.5619764665768825 < 5.626899633910185.
IsChangePoint: Marked as a change because one of 12/21/2022 9:23:17 AM, 1/17/2023 8:36:05 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 55.7620641539533 (T) = (0 -5589.325125964787) / Math.Sqrt((26512.57336691236 / (299)) + (622.8078712426901 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.09478061995149539 = (6174.55309636134 - 5589.325125964787) / 6174.55309636134 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.86274699375 < 4.357327411949405.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 172.00491170250172 (T) = (0 -2877999.868371727) / Math.Sqrt((44379089845.65941 / (299)) + (94893243.52671824 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.42399748726044173 = (4996505.752524426 - 2877999.868371727) / 4996505.752524426 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 11.463721499266866 < 12.34440662040831.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 76.1662762832127 (T) = (0 -11505.173463856592) / Math.Sqrt((338126.2075973446 / (299)) + (2445.1154500498637 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.1875036431934229 = (14160.27698767333 - 11505.173463856592) / 14160.27698767333 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

@performanceautofiler
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Author

performanceautofiler bot commented Feb 14, 2023 •
edited
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Run Information

Architecture x64
OS ubuntu 18.04
Baseline 59dddfdef247b9b85a69d663a1d1c1746206711e
Compare 081d93a5e8817d47e660a38404c08364c286172f
Diff Diff

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ParseThenWrite - Duration of single invocation 9.19 ms 7.40 ms 0.81 0.01 False
ParseThenWrite - Duration of single invocation 19.01 μs 17.31 μs 0.91 0.01 False
ParseThenWrite - Duration of single invocation 10.18 μs 8.50 μs 0.84 0.01 False
ParseThenWrite - Duration of single invocation 9.72 ms 7.96 ms 0.82 0.01 False
ParseThenWrite - Duration of single invocation 20.26 μs 18.77 μs 0.93 0.01 False
ParseThenWrite - Duration of single invocation 92.27 μs 76.40 μs 0.83 0.01 False
ParseThenWrite - Duration of single invocation 97.57 μs 82.11 μs 0.84 0.01 False
ParseThenWrite - Duration of single invocation 87.42 μs 80.76 μs 0.92 0.00 False
ParseThenWrite - Duration of single invocation 17.77 μs 15.50 μs 0.87 0.01 False
ParseThenWrite - Duration of single invocation 77.71 μs 71.37 μs 0.92 0.00 False
ParseThenWrite - Duration of single invocation 10.61 μs 9.22 μs 0.87 0.01 False
ParseThenWrite - Duration of single invocation 103.64 μs 92.11 μs 0.89 0.00 False
ParseThenWrite - Duration of single invocation 16.25 μs 14.40 μs 0.89 0.00 False
ParseThenWrite - Duration of single invocation 114.91 μs 102.07 μs 0.89 0.00 False

Test Report

Repro

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

Payloads

Baseline
Compare

Repro Steps

Prerequisites (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.Json.Document.Tests.Perf_ParseThenWrite*' --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.Json.Document.Tests.Perf_ParseThenWrite* --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.Json.Document.Tests.Perf_ParseThenWrite*' --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.Json.Document.Tests.Perf_ParseThenWrite* --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

Histogram

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

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.404936949519231 < 8.703059516426281.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 167.13933199433964 (T) = (0 -7436405.915642369) / Math.Sqrt((42846007234.36937 / (299)) + (536330751.0411373 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.22232648399203206 = (9562375.164600791 - 7436405.915642369) / 9562375.164600791 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 17.306624364132446 < 17.974333621353118.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 88.12977042501383 (T) = (0 -17407.318968751842) / Math.Sqrt((79876.23682381344 / (299)) + (8339.587821458726 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.10653753504609768 = (19482.98854350861 - 17407.318968751842) / 19482.98854350861 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 8.502560643130067 < 9.56534683606456.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 118.14764930169737 (T) = (0 -8564.685373830884) / Math.Sqrt((53028.90148762705 / (299)) + (2975.8229343546295 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.18753177030663346 = (10541.563424656346 - 8564.685373830884) / 10541.563424656346 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.955250783653846 < 9.199686555403646.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 158.56072913239058 (T) = (0 -7979399.532022665) / Math.Sqrt((46417704420.59298 / (299)) + (669647942.2002717 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.2097139739869052 = (10096850.088920146 - 7979399.532022665) / 10096850.088920146 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 18.768712351011832 < 19.216697598722227.
IsChangePoint: Marked as a change because one of 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 103.84364594064975 (T) = (0 -18877.21060324923) / Math.Sqrt((31600.79849764499 / (299)) + (3589.2704329972717 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.07691870914921091 = (20450.214721447133 - 18877.21060324923) / 20450.214721447133 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 76.40346319183864 < 87.68749714368873.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 150.78874595843527 (T) = (0 -76606.7002591533) / Math.Sqrt((4089593.746193521 / (299)) + (95252.91725880526 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.2040469587065967 = (96245.25101966991 - 76606.7002591533) / 96245.25101966991 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 82.10917602194925 < 92.56851497407386.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 149.63368824471615 (T) = (0 -82360.82821606344) / Math.Sqrt((4039829.5955453753 / (299)) + (71203.54714655883 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.18670665965393674 = (101268.29291509777 - 82360.82821606344) / 101268.29291509777 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 80.75820280283504 < 83.08132573639611.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 110.0012504332283 (T) = (0 -80889.7630803017) / Math.Sqrt((958539.9033426554 / (299)) + (69773.21698400009 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.09245357219623093 = (89130.16524791147 - 80889.7630803017) / 89130.16524791147 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.504171974550475 < 16.87676651485338.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 108.7796857446937 (T) = (0 -15596.02497013057) / Math.Sqrt((137595.91849619485 / (299)) + (7250.076223906176 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.15674082294942218 = (18494.93654451523 - 15596.02497013057) / 18494.93654451523 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 71.37019958822569 < 73.68929016997491.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 138.4335568033971 (T) = (0 -71667.74643495388) / Math.Sqrt((703041.7471185167 / (299)) + (18363.759871000522 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.09545262732921121 = (79230.50643919945 - 71667.74643495388) / 79230.50643919945 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 9.220907023107177 < 10.104263126524565.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 116.27824017159088 (T) = (0 -9178.02042657467) / Math.Sqrt((79194.65526801423 / (299)) + (1265.096771258042 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.1820175704498485 = (11220.314880873557 - 9178.02042657467) / 11220.314880873557 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 92.11288103991598 < 98.41493090852647.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 138.1787923406793 (T) = (0 -92292.56411848588) / Math.Sqrt((2461392.2832014235 / (299)) + (69746.01787962657 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.13375962884309817 = (106543.82685400028 - 92292.56411848588) / 106543.82685400028 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 14.400099636363638 < 15.403279361876091.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 98.79688122993113 (T) = (0 -14345.297697555952) / Math.Sqrt((101373.7081052807 / (299)) + (8241.866257323232 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.14670998157857126 = (16811.749098031753 - 14345.297697555952) / 16811.749098031753 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 102.07120403138528 < 109.03944151459851.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 129.97932613374655 (T) = (0 -101702.59617803118) / Math.Sqrt((2868760.4167449586 / (299)) + (174196.61479241287 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.13765818231003413 = (117937.68328488493 - 101702.59617803118) / 117937.68328488493 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

Run Information

Architecture x64
OS ubuntu 18.04
Baseline 59dddfdef247b9b85a69d663a1d1c1746206711e
Compare 081d93a5e8817d47e660a38404c08364c286172f
Diff Diff

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Parse - Duration of single invocation 69.40 μs 50.25 μs 0.72 0.02 False
Parse - Duration of single invocation 76.07 μs 45.75 μs 0.60 0.01 False
Parse - Duration of single invocation 3.63 ms 2.40 ms 0.66 0.01 False

Test Report

Repro

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

Payloads

Baseline
Compare

Repro Steps

Prerequisites (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.Json.Document.Tests.Perf_EnumerateObject*' --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.Json.Document.Tests.Perf_EnumerateObject* --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.Json.Document.Tests.Perf_EnumerateObject*' --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.Json.Document.Tests.Perf_EnumerateObject* --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

Histogram

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

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 50.24846230874317 < 65.5916346696015.
IsChangePoint: Marked as a change because one of 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 176.74915650248806 (T) = (0 -50263.22784221535) / Math.Sqrt((4535503.526533136 / (299)) + (23408.940913173232 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.3077045968423394 = (72603.72900492682 - 50263.22784221535) / 72603.72900492682 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 45.746459273182964 < 72.04300484236735.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 160.6460617774001 (T) = (0 -45881.35947269025) / Math.Sqrt((16997547.720298506 / (299)) + (7661.958314738056 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.45556151795800043 = (84272.80764689008 - 45881.35947269025) / 84272.80764689008 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.402991595535715 < 3.4356740745416663.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 180.73179560999623 (T) = (0 -2407752.217021069) / Math.Sqrt((19793753241.817516 / (299)) + (53367708.917515434 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.38239710560572426 = (3898544.2569573964 - 2407752.217021069) / 3898544.2569573964 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

Run Information

Architecture x64
OS ubuntu 18.04
Baseline 59dddfdef247b9b85a69d663a1d1c1746206711e
Compare 081d93a5e8817d47e660a38404c08364c286172f
Diff Diff

Improvements in System.Text.Json.Document.Tests.Perf_EnumerateArray

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Parse - Duration of single invocation 35.50 μs 23.96 μs 0.67 0.01 False
Parse - Duration of single invocation 4.31 ms 2.54 ms 0.59 0.01 False

Test Report

Repro

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

Payloads

Baseline
Compare

Repro Steps

Prerequisites (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.Json.Document.Tests.Perf_EnumerateArray*' --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.Json.Document.Tests.Perf_EnumerateArray* --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.Json.Document.Tests.Perf_EnumerateArray*' --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.Json.Document.Tests.Perf_EnumerateArray* --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

Histogram

System.Text.Json.Document.Tests.Perf_EnumerateArray.Parse(TestCase: ArrayOfStrings)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 23.959462340970674 < 33.63369327993314.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 161.16525950064994 (T) = (0 -24053.790449230124) / Math.Sqrt((2386612.6303585013 / (299)) + (4291.543653523967 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.3766101434069623 = (38585.46974230438 - 24053.790449230124) / 38585.46974230438 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Document.Tests.Perf_EnumerateArray.Parse(TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.543888235969388 < 4.064425913898809.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 178.6937002924943 (T) = (0 -2553735.0969664617) / Math.Sqrt((41345223537.06702 / (299)) + (115070657.96735556 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4549080626857835 = (4684962.1543647405 - 2553735.0969664617) / 4684962.1543647405 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

@performanceautofiler
Copy link
Author

performanceautofiler bot commented Feb 14, 2023 •
edited
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Run Information

Architecture x64
OS ubuntu 18.04
Baseline 59dddfdef247b9b85a69d663a1d1c1746206711e
Compare 081d93a5e8817d47e660a38404c08364c286172f
Diff Diff

Improvements in System.Text.Json.Tests.Perf_Segment

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadMultiSegmentSequence - Duration of single invocation 30.06 μs 15.35 μs 0.51 0.01 False
ReadSingleSegmentSequenceByN - Duration of single invocation 28.64 μs 13.68 μs 0.48 0.01 False
ReadSingleSegmentSequenceByN - Duration of single invocation 3.13 ms 1.37 ms 0.44 0.01 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 3.15 ms 1.40 ms 0.44 0.01 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 30.79 μs 13.96 μs 0.45 0.01 False
ReadSingleSegmentSequenceByN - Duration of single invocation 3.13 ms 1.37 ms 0.44 0.01 False
ReadSingleSegmentSequence - Duration of single invocation 28.55 μs 13.64 μs 0.48 0.01 False
ReadMultiSegmentSequence - Duration of single invocation 3.26 ms 1.53 ms 0.47 0.01 False
ReadMultiSegmentSequence - Duration of single invocation 322.95 μs 150.39 μs 0.47 0.01 False
ReadSingleSegmentSequence - Duration of single invocation 302.93 μs 135.70 μs 0.45 0.01 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 308.46 μs 138.10 μs 0.45 0.01 False
ReadSingleSegmentSequenceByN - Duration of single invocation 305.24 μs 136.43 μs 0.45 0.01 False
ReadSingleSegmentSequenceByN - Duration of single invocation 304.23 μs 136.07 μs 0.45 0.01 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 3.13 ms 1.38 ms 0.44 0.01 False
ReadMultiSegmentSequence - Duration of single invocation 28.56 μs 13.77 μs 0.48 0.01 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 305.55 μs 137.09 μs 0.45 0.01 False
ReadSingleSegmentSequence - Duration of single invocation 3.08 ms 1.36 ms 0.44 0.01 False
ReadMultiSegmentSequenceUsingSpan - Duration of single invocation 31.01 μs 14.01 μs 0.45 0.01 False
ReadMultiSegmentSequence - Duration of single invocation 3.24 ms 1.51 ms 0.47 0.01 False
ReadMultiSegmentSequence - Duration of single invocation 318.03 μs 149.91 μs 0.47 0.01 False
ReadSingleSegmentSequenceByN - Duration of single invocation 28.56 μs 13.60 μs 0.48 0.01 False

Test Report

Repro

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

Payloads

Baseline
Compare

Repro Steps

Prerequisites (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.Json.Tests.Perf_Segment*' --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.Json.Tests.Perf_Segment* --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.Json.Tests.Perf_Segment*' --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.Json.Tests.Perf_Segment* --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

Histogram

System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json4KB)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.349256706871348 < 28.395670273887255.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 162.0405507863722 (T) = (0 -15232.96680324455) / Math.Sqrt((3805378.0495276763 / (299)) + (6763.270758637248 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.547716809051388 = (33680.15240914691 - 15232.96680324455) / 33680.15240914691 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.682998234649121 < 27.107631295290847.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 157.0175479219077 (T) = (0 -13868.828727722035) / Math.Sqrt((4011445.3699389175 / (299)) + (11597.679430375343 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5709564107783304 = (32324.987661234038 - 13868.828727722035) / 32324.987661234038 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.3741822533482144 < 2.9660809041175593.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 175.0682729381549 (T) = (0 -1386809.74916171) / Math.Sqrt((43595177954.611046 / (299)) + (71404928.81013851 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6058538750245583 = (3518516.7664609645 - 1386809.74916171) / 3518516.7664609645 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.3970419521103894 < 2.9855531612611603.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 174.09073027123563 (T) = (0 -1407536.229176002) / Math.Sqrt((44093449018.3847 / (299)) + (88838403.17856891 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6027824107948448 = (3543489.179299754 - 1407536.229176002) / 3543489.179299754 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.957689635231317 < 29.418653443866287.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 157.45784293981012 (T) = (0 -14034.534450049669) / Math.Sqrt((5300091.507766954 / (299)) + (17994.090022498585 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6031193985572397 = (35362.107392073645 - 14034.534450049669) / 35362.107392073645 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.369868132638889 < 2.9661240384434526.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 172.73411050260148 (T) = (0 -1386484.1078099525) / Math.Sqrt((43454950902.886284 / (299)) + (181351406.77483058 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6053504784692852 = (3513203.5696692094 - 1386484.1078099525) / 3513203.5696692094 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.6425582240676 < 27.009298621766774.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 158.0959936537173 (T) = (0 -13793.934967329062) / Math.Sqrt((3933177.40899657 / (299)) + (12474.915839066995 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5718895105079455 = (32220.502197213907 - 13793.934967329062) / 32220.502197213907 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.5273935146416087 < 3.074543953154762.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 178.77509174706987 (T) = (0 -1511299.9613959673) / Math.Sqrt((40582894960.91638 / (299)) + (98394737.22223262 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5825079941333176 = (3619949.460489957 - 1511299.9613959673) / 3619949.460489957 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 4096, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 150.38521085164837 < 305.8748260905612.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 178.08778114206214 (T) = (0 -150193.17120934965) / Math.Sqrt((403334348.8145562 / (299)) + (1209879.3620271445 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5830350348366861 = (360205.7337131982 - 150193.17120934965) / 360205.7337131982 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 135.69519958435959 < 287.64512842748394.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 173.42139068849008 (T) = (0 -136752.2547002942) / Math.Sqrt((406409107.73233706 / (299)) + (1037045.8333749966 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5996474558882599 = (341579.5820748576 - 136752.2547002942) / 341579.5820748576 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 138.1014729897661 < 293.2817699060457.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 172.70213741692388 (T) = (0 -139028.01034301662) / Math.Sqrt((427404444.6778174 / (299)) + (995938.4895003375 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6004659822658047 = (347975.4017729477 - 139028.01034301662) / 347975.4017729477 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 4096, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 136.42511887541806 < 289.74351444210726.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 172.6477215948677 (T) = (0 -137773.99330690838) / Math.Sqrt((409239462.90109545 / (299)) + (1440485.4068906396 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5987816667153271 = (343389.07741076424 - 137773.99330690838) / 343389.07741076424 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 136.07088315217388 < 288.8127931166789.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 173.61421684166226 (T) = (0 -137303.11664920743) / Math.Sqrt((405348822.43119144 / (299)) + (1160622.3873224654 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5990104910317786 = (342410.7453646344 - 137303.11664920743) / 342410.7453646344 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.3810243792067307 < 2.96677094634375.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 173.40392754343185 (T) = (0 -1393989.1866199921) / Math.Sqrt((44028359497.25063 / (299)) + (85843180.29796498 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6038955199797496 = (3519246.20127681 - 1393989.1866199921) / 3519246.20127681 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.766511580466986 < 27.098421606654952.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 157.82448982747226 (T) = (0 -13826.517947237495) / Math.Sqrt((4043431.673714435 / (299)) + (6705.280213753843 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5724115305769977 = (32336.040225535817 - 13826.517947237495) / 32336.040225535817 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 8192, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 137.09085405701754 < 290.005352139785.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 174.55816100181426 (T) = (0 -138270.49014734506) / Math.Sqrt((404044411.5558964 / (299)) + (845446.7311401966 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5973075546853049 = (343364.99667702924 - 138270.49014734506) / 343364.99667702924 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequence(TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.3612070107886904 < 2.920098079809028.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 168.8318071691643 (T) = (0 -1377460.4183615476) / Math.Sqrt((43465557133.84785 / (299)) + (326908644.0875001 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.605369506151257 = (3490506.7901050528 - 1377460.4183615476) / 3490506.7901050528 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequenceUsingSpan(segmentSize: 4096, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 14.01091106444146 < 29.538042394328926.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 157.97024742369933 (T) = (0 -14182.570157039061) / Math.Sqrt((5220154.52843207 / (299)) + (15625.060009442193 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5990796800745272 = (35375.03451976558 - 14182.570157039061) / 35375.03451976558 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json400KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.5124488368506492 < 3.077496947376488.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 178.13270456997878 (T) = (0 -1506332.6316137887) / Math.Sqrt((41205362700.19475 / (299)) + (109980130.29738757 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5845813682156601 = (3626059.392530533 - 1506332.6316137887) / 3626059.392530533 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadMultiSegmentSequence(segmentSize: 8192, TestCase: Json40KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 149.90980125000002 < 300.5481546852679.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 179.10164567026675 (T) = (0 -149685.2050289425) / Math.Sqrt((383324259.8562841 / (299)) + (750015.3025592996 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.577769626475702 = (354510.7467744231 - 149685.2050289425) / 354510.7467744231 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Segment.ReadSingleSegmentSequenceByN(numberOfBytes: 8192, TestCase: Json4KB)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.602843859075044 < 27.11940024330414.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 158.26851541678417 (T) = (0 -13809.072062349533) / Math.Sqrt((3905913.5908199134 / (299)) + (16334.117790114966 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5722648995486416 = (32284.168514058823 - 13809.072062349533) / 32284.168514058823 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

@performanceautofiler
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Author

performanceautofiler bot commented Feb 14, 2023 •
edited
Loading

Run Information

Architecture x64
OS ubuntu 18.04
Baseline 59dddfdef247b9b85a69d663a1d1c1746206711e
Compare 081d93a5e8817d47e660a38404c08364c286172f
Diff Diff

Improvements in System.Text.Json.Tests.Perf_Depth

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadSpanEmptyLoop - Duration of single invocation 8.73 μs 4.90 μs 0.56 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 76.68 μs 40.92 μs 0.53 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 8.90 μs 5.04 μs 0.57 0.01 False

Test Report

Repro

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

Payloads

Baseline
Compare

Repro Steps

Prerequisites (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.Json.Tests.Perf_Depth*' --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.Json.Tests.Perf_Depth* --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.Json.Tests.Perf_Depth*' --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.Json.Tests.Perf_Depth* --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

Histogram

System.Text.Json.Tests.Perf_Depth.ReadSpanEmptyLoop(Depth: 64)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 4.901064566464238 < 8.343869317322257.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 169.82802690278598 (T) = (0 -4922.5626548987375) / Math.Sqrt((226838.5579103513 / (299)) + (1117.8298154746349 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.49343952806265484 = (9717.620950707724 - 4922.5626548987375) / 9717.620950707724 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Depth.ReadSpanEmptyLoop(Depth: 512)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 40.915914211115265 < 73.36385007098677.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 171.20881939925337 (T) = (0 -41061.01579030678) / Math.Sqrt((20277040.119198572 / (299)) + (12767.628932190015 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5213827403193089 = (85790.92157625195 - 41061.01579030678) / 85790.92157625195 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Tests.Perf_Depth.ReadSpanEmptyLoop(Depth: 65)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.042195232229402 < 8.519068920442285.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 169.02080325435662 (T) = (0 -5020.01107273178) / Math.Sqrt((241272.60799324673 / (299)) + (1047.2966972161826 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4943364516372183 = (9927.571581905362 - 5020.01107273178) / 9927.571581905362 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

@performanceautofiler
Copy link
Author

performanceautofiler bot commented Feb 14, 2023 •
edited
Loading

Run Information

Architecture x64
OS ubuntu 18.04
Baseline 59dddfdef247b9b85a69d663a1d1c1746206711e
Compare 081d93a5e8817d47e660a38404c08364c286172f
Diff Diff

Improvements in System.Text.Json.Reader.Tests.Perf_Base64

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadBase64EncodedByteArray_HeavyEscaping - Duration of single invocation 979.74 ns 379.21 ns 0.39 0.01 False
ReadBase64EncodedByteArray_HeavyEscaping - Duration of single invocation 8.91 μs 2.77 μs 0.31 0.02 False
ReadBase64EncodedByteArray_NoEscaping - Duration of single invocation 908.61 ns 380.02 ns 0.42 0.01 False
ReadBase64EncodedByteArray_NoEscaping - Duration of single invocation 8.88 μs 2.76 μs 0.31 0.01 False

Test Report

Repro

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

Payloads

Baseline
Compare

Repro Steps

Prerequisites (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.Json.Reader.Tests.Perf_Base64*' --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.Json.Reader.Tests.Perf_Base64* --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.Json.Reader.Tests.Perf_Base64*' --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.Json.Reader.Tests.Perf_Base64* --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

Histogram

System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_HeavyEscaping(NumberOfBytes: 100)

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 379.21497248006295 < 932.6660147657511.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 159.50927665667305 (T) = (0 -382.9551878967443) / Math.Sqrt((6857.541138752665 / (299)) + (4.231439432023261 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.666786247936015 = (1149.2778600062334 - 382.9551878967443) / 1149.2778600062334 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_HeavyEscaping(NumberOfBytes: 1000)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.768786523092547 < 8.507826579998547.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 163.48818398198293 (T) = (0 -2827.752627562009) / Math.Sqrt((668143.8037765677 / (299)) + (779.3608873368796 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.7332917239705783 = (10602.418003894518 - 2827.752627562009) / 10602.418003894518 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_NoEscaping(NumberOfBytes: 100)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 380.02220299088066 < 864.4504421850663.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 153.57729314735928 (T) = (0 -382.6020572599604) / Math.Sqrt((5779.9824757746055 / (299)) + (3.202451135950827 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6389737873012489 = (1059.7625430018643 - 382.6020572599604) / 1059.7625430018643 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Text.Json.Reader.Tests.Perf_Base64.ReadBase64EncodedByteArray_NoEscaping(NumberOfBytes: 1000)

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.7637827107376456 < 8.447064991368103.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 162.91664480409372 (T) = (0 -2829.0856430100403) / Math.Sqrt((656088.8541174405 / (299)) + (890.6930935192131 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.7309177502313177 = (10513.832277833546 - 2829.0856430100403) / 10513.832277833546 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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

@performanceautofiler
Copy link
Author

Run Information

Architecture x64
OS ubuntu 18.04
Baseline 59dddfdef247b9b85a69d663a1d1c1746206711e
Compare 081d93a5e8817d47e660a38404c08364c286172f
Diff Diff

Improvements in System.Text.Json.Tests.Perf_Reader

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 5.87 μs 4.23 μs 0.72 0.03 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 3.33 μs 1.93 μs 0.58 0.01 False
ReadReturnBytes - Duration of single invocation 13.70 μs 7.80 μs 0.57 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 319.53 μs 150.51 μs 0.47 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 4.44 μs 2.68 μs 0.60 0.01 False
ReadReturnBytes - Duration of single invocation 21.12 μs 14.79 μs 0.70 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 24.46 μs 13.52 μs 0.55 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 274.01 μs 104.36 μs 0.38 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 33.96 μs 21.32 μs 0.63 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 308.39 μs 135.68 μs 0.44 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 4.40 μs 2.71 μs 0.62 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 25.91 μs 10.46 μs 0.40 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 20.90 μs 15.11 μs 0.72 0.01 False
ReadReturnBytes - Duration of single invocation 27.47 μs 16.25 μs 0.59 0.02 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 3.18 μs 1.62 μs 0.51 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 4.59 μs 2.89 μs 0.63 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 12.45 μs 6.51 μs 0.52 0.02 False
ReadReturnBytes - Duration of single invocation 31.22 μs 15.89 μs 0.51 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 28.31 μs 13.62 μs 0.48 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 26.31 μs 15.37 μs 0.58 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 19.80 μs 13.59 μs 0.69 0.01 False
ReadReturnBytes - Duration of single invocation 6.65 μs 5.01 μs 0.75 0.02 False
ReadSpanEmptyLoop - Duration of single invocation 12.44 μs 6.48 μs 0.52 0.01 False
ReadReturnBytes - Duration of single invocation 34.84 μs 21.66 μs 0.62 0.02 False
ReadReturnBytes - Duration of single invocation 7.18 μs 5.92 μs 0.83 0.03 False
ReadSpanEmptyLoop - Duration of single invocation 19.69 μs 13.53 μs 0.69 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 28.42 μs 13.65 μs 0.48 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 24.45 μs 13.70 μs 0.56 0.01 False
ReadReturnBytes - Duration of single invocation 333.31 μs 158.22 μs 0.47 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 26.94 μs 11.28 μs 0.42 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 303.65 μs 136.69 μs 0.45 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 5.81 μs 4.22 μs 0.73 0.02 False
ReadReturnBytes - Duration of single invocation 309.93 μs 127.95 μs 0.41 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 283.00 μs 111.47 μs 0.39 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 7.31 μs 5.83 μs 0.80 0.02 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 5.71 μs 3.82 μs 0.67 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 3.15 μs 1.60 μs 0.51 0.01 False
ReadReturnBytes - Duration of single invocation 3.46 μs 1.88 μs 0.54 0.02 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 6.61 μs 4.97 μs 0.75 0.02 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 13.16 μs 7.29 μs 0.55 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 5.26 μs 3.47 μs 0.66 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 6.44 μs 5.07 μs 0.79 0.02 False
ReadReturnBytes - Duration of single invocation 6.34 μs 3.98 μs 0.63 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 26.00 μs 10.43 μs 0.40 0.01 False
ReadReturnBytes - Duration of single invocation 4.98 μs 3.14 μs 0.63 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 30.01 μs 15.13 μs 0.50 0.01 False
ReadReturnBytes - Duration of single invocation 3.23 μs 1.57 μs 0.49 0.02 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 274.15 μs 104.12 μs 0.38 0.01 False
ReadMultiSpanSequenceEmptyLoop - Duration of single invocation 3.05 μs 1.55 μs 0.51 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 6.40 μs 5.07 μs 0.79 0.01 False
ReadSpanEmptyLoop - Duration of single invocation 31.57 μs 19.01 μs 0.60 0.02 False
ReadSpanEmptyLoop - Duration of single invocation 2.84 μs 1.31 μs 0.46 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 31.64 μs 18.97 μs 0.60 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 2.89 μs 1.34 μs 0.46 0.01 False
ReadReturnBytes - Duration of single invocation 28.56 μs 12.78 μs 0.45 0.01 False
ReadSingleSpanSequenceEmptyLoop - Duration of single invocation 5.28 μs 3.46 μs 0.66 0.01 False

Test Report

Repro

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

Payloads

Baseline
Compare

Repro Steps

Prerequisites (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.Json.Tests.Perf_Reader*' --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.Json.Tests.Perf_Reader* --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.Json.Tests.Perf_Reader*' --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.Json.Tests.Perf_Reader* --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

Histogram

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

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 4.233383333333334 < 5.573219946614721.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 139.49695799980825 (T) = (0 -4232.127446104494) / Math.Sqrt((54816.594015263465 / (299)) + (547.364357333168 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.3191307185180161 = (6215.770869986705 - 4232.127446104494) / 6215.770869986705 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.9260799041252707 < 3.136451685313401.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 148.11358632849948 (T) = (0 -1922.334593001278) / Math.Sqrt((38298.85767907652 / (299)) + (354.8628173552317 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.477183264391863 = (3676.8803714082164 - 1922.334593001278) / 3676.8803714082164 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.801657164210977 < 13.035993321383607.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 159.1776269881012 (T) = (0 -7890.687932075366) / Math.Sqrt((625246.162536898 / (299)) + (2302.8053694541018 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.48449141957647746 = (15306.608331509578 - 7890.687932075366) / 15306.608331509578 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 150.51353162707392 < 300.9704673770833.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 176.2172789723011 (T) = (0 -149040.10428291652) / Math.Sqrt((378445978.36997557 / (299)) + (2568579.848135897 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5791137562501378 = (354110.1817798846 - 149040.10428291652) / 354110.1817798846 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.68205077268241 < 4.223821390951537.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 136.1908986150621 (T) = (0 -2690.293775499863) / Math.Sqrt((82564.73258246396 / (299)) + (386.62463513056167 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4627378300814923 = (5007.413374941192 - 2690.293775499863) / 5007.413374941192 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 14.794480492424244 < 20.17815913439803.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 109.33421316062548 (T) = (0 -14928.695929985459) / Math.Sqrt((970729.8695218305 / (299)) + (54066.416991982354 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.3436521078019816 = (22745.096171469857 - 14928.695929985459) / 22745.096171469857 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.521795934435895 < 23.183601337798873.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 165.57878898404238 (T) = (0 -13595.680456365699) / Math.Sqrt((1990815.9567036054 / (299)) + (2676.218482805526 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5001569861946681 = (27199.90093061629 - 13595.680456365699) / 27199.90093061629 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 104.36268715277778 < 262.2402657852564.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 176.63247621517934 (T) = (0 -105194.94191848784) / Math.Sqrt((425012458.56408274 / (299)) + (169180.97317118646 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6673316895425181 = (316215.69777363184 - 105194.94191848784) / 316215.69777363184 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 21.31733408242876 < 32.29087782644336.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 151.61669515369536 (T) = (0 -21219.58158657462) / Math.Sqrt((2458995.9476894476 / (299)) + (64311.95891849629 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4220065311019743 = (36712.493701755564 - 21219.58158657462) / 36712.493701755564 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 135.68176785714286 < 288.34185555660486.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 173.57075660985933 (T) = (0 -137135.80933838844) / Math.Sqrt((403773471.3243485 / (299)) + (1199062.5056171555 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5989034271141482 = (341902.2215814743 - 137135.80933838844) / 341902.2215814743 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.7084338706538666 < 4.2072311776311455.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 136.80292003962379 (T) = (0 -2684.3755426902944) / Math.Sqrt((82688.93184742663 / (299)) + (233.14968983718995 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4622879878173473 = (4992.217919391491 - 2684.3755426902944) / 4992.217919391491 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.459708565029347 < 24.606247431263167.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 166.08385421859012 (T) = (0 -10538.372224817089) / Math.Sqrt((4012074.1362401927 / (299)) + (2039.956026233573 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6466889117038095 = (29827.459635182684 - 10538.372224817089) / 29827.459635182684 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.105130785691214 < 20.013103932752934.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 122.59003212698249 (T) = (0 -14666.238588346823) / Math.Sqrt((862246.4460802345 / (299)) + (33787.10652864187 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.34720112241976325 = (22466.7031333003 - 14666.238588346823) / 22466.7031333003 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 16.249570204827723 < 25.995051695589733.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 150.44242903953602 (T) = (0 -16387.993189668287) / Math.Sqrt((2457292.205477682 / (299)) + (8966.632630891352 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.45879508547692927 = (30280.569798797886 - 16387.993189668287) / 30280.569798797886 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.6220497679648502 < 3.0118575862619474.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 147.43169919409533 (T) = (0 -1630.177174541439) / Math.Sqrt((51803.23323904414 / (299)) + (221.58271585372268 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.548814382794768 = (3613.09650036986 - 1630.177174541439) / 3613.09650036986 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.8943894610143284 < 4.357443008538245.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 138.39819887453012 (T) = (0 -2867.8385213685947) / Math.Sqrt((64216.48106678094 / (299)) + (1038.132226727332 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4330758354506151 = (5058.592843097583 - 2867.8385213685947) / 5058.592843097583 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.505174369747898 < 11.795312542343975.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 163.26156460634476 (T) = (0 -6579.373423344029) / Math.Sqrt((592509.7145296551 / (299)) + (1714.7009562808378 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5285187458492301 = (13954.687202134408 - 6579.373423344029) / 13954.687202134408 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.886305504742548 < 29.376340991278305.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 156.3264106016069 (T) = (0 -16146.89067507554) / Math.Sqrt((4000023.755879009 / (299)) + (24768.53641301789 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.535960505466784 = (34796.371570307674 - 16146.89067507554) / 34796.371570307674 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.62384420617592 < 27.084395972760795.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 156.90631514184253 (T) = (0 -13772.701367211386) / Math.Sqrt((4055797.4658500883 / (299)) + (10592.70513908928 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5734884178265554 = (32291.50612282927 - 13772.701367211386) / 32291.50612282927 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.36885224436393 < 25.02873345323443.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 169.80337266812245 (T) = (0 -15207.194913230454) / Math.Sqrt((1884731.656752758 / (299)) + (6916.1157429143395 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4745498854872499 = (28941.272431412614 - 15207.194913230454) / 28941.272431412614 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.588758975618632 < 18.854429721975187.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 119.23282761973067 (T) = (0 -13572.063572922836) / Math.Sqrt((920510.1253672317 / (299)) + (33347.05433331483 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.3635738074958501 = (21325.432128305023 - 13572.063572922836) / 21325.432128305023 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.014859440946418 < 6.276335764612037.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 114.7334918961705 (T) = (0 -5025.965999334108) / Math.Sqrt((62882.53356856134 / (299)) + (2803.825648199047 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.28570253567483855 = (7036.2366525862335 - 5025.965999334108) / 7036.2366525862335 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 6.480311252156274 < 11.79379505518846.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 161.01132050505717 (T) = (0 -6563.440601062823) / Math.Sqrt((612729.8381464233 / (299)) + (1522.9900562330015 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5293349038829199 = (13945.033645388774 - 6563.440601062823) / 13945.033645388774 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 21.658056703652335 < 32.96650646220744.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 125.912471959105 (T) = (0 -21946.971350907323) / Math.Sqrt((3074736.1482365094 / (299)) + (147467.6095775301 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.41562483052548255 = (37556.30371947957 - 21946.971350907323) / 37556.30371947957 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.922368371212121 < 6.836638201960243.
IsChangePoint: Marked as a change because one of 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 102.30403922643927 (T) = (0 -5920.058132954483) / Math.Sqrt((25610.15935196917 / (299)) + (3418.411658359529 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.19777672686464542 = (7379.564182695589 - 5920.058132954483) / 7379.564182695589 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.532221742424243 < 18.979922985429607.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 117.08734688209996 (T) = (0 -13570.318704223275) / Math.Sqrt((930884.0459720481 / (299)) + (37709.759291169576 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.3643599652650033 = (21349.06230360529 - 13570.318704223275) / 21349.06230360529 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.652877683025237 < 26.992652691316803.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 158.59785526367037 (T) = (0 -13799.09526930139) / Math.Sqrt((3917464.9002413764 / (299)) + (12276.5539726255 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.572037534798155 = (32243.704509911073 - 13799.09526930139) / 32243.704509911073 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 13.695579666702836 < 23.22013924355637.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 160.25118617731832 (T) = (0 -13606.97320318217) / Math.Sqrt((2130470.7626224793 / (299)) + (3438.466831013273 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5005903766367205 = (27246.117348612268 - 13606.97320318217) / 27246.117348612268 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 158.21526323329448 < 316.07356381813776.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 171.297353401867 (T) = (0 -160665.27724612877) / Math.Sqrt((424884351.65805244 / (299)) + (2630759.556550046 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5672663074761988 = (371279.796377981 - 160665.27724612877) / 371279.796377981 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 11.281582096260223 < 25.5484581534566.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 173.0535558849344 (T) = (0 -11389.133072669618) / Math.Sqrt((3677115.747361528 / (299)) + (3589.9168436110454 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6287345332989547 = (30676.521503252305 - 11389.133072669618) / 30676.521503252305 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 136.69212681159422 < 288.5091930108173.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 171.8703337041333 (T) = (0 -136936.35620185384) / Math.Sqrt((416303615.03794044 / (299)) + (1059115.0014919215 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6000457804288544 = (342380.0762714419 - 136936.35620185384) / 342380.0762714419 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 4.22483177690956 < 5.514409095794055.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 144.46243708328322 (T) = (0 -4212.780669599396) / Math.Sqrt((52056.60366425777 / (299)) + (412.33742543226856 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.31999712707674816 = (6195.239516399615 - 4212.780669599396) / 6195.239516399615 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 127.94895724448317 < 289.14860820411553.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 178.47919399001532 (T) = (0 -128866.72147284505) / Math.Sqrt((433203044.24898887 / (299)) + (356762.6883197818 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6260486592409401 = (344608.26162908453 - 128866.72147284505) / 344608.26162908453 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 111.47270811170213 < 271.44196821100775.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 183.78440764681196 (T) = (0 -112171.77429365987) / Math.Sqrt((391209642.62894046 / (299)) + (503048.06634391163 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6535583364613405 = (323782.5761136914 - 112171.77429365987) / 323782.5761136914 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.826579854925145 < 6.936375502936398.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 151.61222485543388 (T) = (0 -5822.323632499046) / Math.Sqrt((31397.184355101897 / (299)) + (764.4417865846706 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.2298550700243308 = (7560.036307299962 - 5822.323632499046) / 7560.036307299962 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.8213288989843366 < 5.431468240002918.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 117.31404849441554 (T) = (0 -3800.593453862677) / Math.Sqrt((121825.7708835793 / (299)) + (1698.049100875725 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.39987933786469226 = (6333.048824447518 - 3800.593453862677) / 6333.048824447518 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.5983194557144322 < 2.9906314977341095.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 149.34134766246717 (T) = (0 -1599.593252702643) / Math.Sqrt((52526.67456609418 / (299)) + (74.68458941539039 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5548590136443198 = (3593.4530895443604 - 1599.593252702643) / 3593.4530895443604 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.8819126836755236 < 3.2632897631633626.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 147.67876118282422 (T) = (0 -1900.1522496481757) / Math.Sqrt((51919.32365521777 / (299)) + (209.19239308179087 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5110488860090662 = (3886.180428425015 - 1900.1522496481757) / 3886.180428425015 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 4.968954879847265 < 6.25742340864203.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 150.222758397777 (T) = (0 -4965.788655517947) / Math.Sqrt((48479.25968969414 / (299)) + (521.502419307686 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.2887640742255314 = (6981.9148268005065 - 4965.788655517947) / 6981.9148268005065 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 7.290198962687723 < 12.503304105457213.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 163.7836773519311 (T) = (0 -7305.202657042641) / Math.Sqrt((581719.9750195009 / (299)) + (2121.162709595243 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5018269406888247 = (14663.985778643986 - 7305.202657042641) / 14663.985778643986 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.468838518678754 < 5.037519053574208.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 111.88035070911765 (T) = (0 -3474.9841851087463) / Math.Sqrt((140640.34205270658 / (299)) + (1459.8253134639745 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4235247032786492 = (6027.984555231409 - 3474.9841851087463) / 6027.984555231409 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.0749232695739535 < 6.11399490899932.
IsChangePoint: Marked as a change because one of 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 131.43337604754635 (T) = (0 -5085.244776158955) / Math.Sqrt((24767.62785794731 / (299)) + (1540.403253230368 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.2315736810380822 = (6617.738943440552 - 5085.244776158955) / 6617.738943440552 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.9776893820630463 < 5.8128439455308785.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 126.8776492415668 (T) = (0 -3973.2725685623413) / Math.Sqrt((133641.1768990016 / (299)) + (1177.1658761478668 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4135222864403786 = (6774.805720146803 - 3973.2725685623413) / 6774.805720146803 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 10.434291700044504 < 24.711839826151657.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 167.1339746496359 (T) = (0 -10571.911654549243) / Math.Sqrt((3876088.983420501 / (299)) + (7835.589146790919 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6452216783822396 = (29798.64047595181 - 10571.911654549243) / 29798.64047595181 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.135452557217426 < 4.763534439137978.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 142.13581262231438 (T) = (0 -3096.962766993509) / Math.Sqrt((82658.15534036786 / (299)) + (715.3233163376696 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.44333251448680505 = (5563.3979845947015 - 3096.962766993509) / 5563.3979845947015 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 15.129567335949385 < 28.47635071563584.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 163.93239244416162 (T) = (0 -15162.619907972414) / Math.Sqrt((3714636.988692893 / (299)) + (7290.149502933693 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5489813752031609 = (33618.61145934362 - 15162.619907972414) / 33618.61145934362 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.5728930520570947 < 2.955490895869819.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 161.39451865619276 (T) = (0 -1593.4531342931325) / Math.Sqrt((39706.379648038645 / (299)) + (173.5690153454002 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.544047189945014 = (3494.776431142005 - 1593.4531342931325) / 3494.776431142005 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 104.11548625236519 < 261.83095924946576.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 179.4546602608577 (T) = (0 -105122.9045681552) / Math.Sqrt((408100917.67526555 / (299)) + (290840.6179342626 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6668535685078857 = (315545.64188883855 - 105122.9045681552) / 315545.64188883855 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.5459611590762594 < 2.853900489116776.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 172.3764443733077 (T) = (0 -1547.5721497614163) / Math.Sqrt((31949.305062542033 / (299)) + (45.05824684289687 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.536979146496565 = (3342.337905629417 - 1547.5721497614163) / 3342.337905629417 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 5.074299562899208 < 6.121930078057056.
IsChangePoint: Marked as a change because one of 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 143.06996229469956 (T) = (0 -5073.952687631946) / Math.Sqrt((17269.130329578427 / (299)) + (1609.620800559485 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.23081826078007311 = (6596.558952085556 - 5073.952687631946) / 6596.558952085556 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 19.009376573284612 < 30.17261720547844.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 127.36852837742074 (T) = (0 -19104.906683964524) / Math.Sqrt((2859381.877263001 / (299)) + (156199.45929986826 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4490760240474453 = (34677.93655364498 - 19104.906683964524) / 34677.93655364498 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.3124720930477236 < 2.690259948553081.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 167.5455584710122 (T) = (0 -1317.1122949528656) / Math.Sqrt((38089.43111221264 / (299)) + (27.792923743587348 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5903542794563406 = (3215.2472951624295 - 1317.1122949528656) / 3215.2472951624295 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 18.967548747972423 < 30.208324760721844.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 151.48478864466585 (T) = (0 -19083.370732929176) / Math.Sqrt((2777213.668622759 / (299)) + (35551.179735712234 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4487198565887969 = (34616.46671118132 - 19083.370732929176) / 34616.46671118132 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.3419755284742803 < 2.720401791056024.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 170.79003825597178 (T) = (0 -1343.9128586156505) / Math.Sqrt((36008.094946798876 / (299)) + (69.7836714830453 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5848011299997679 = (3236.793150749421 - 1343.9128586156505) / 3236.793150749421 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 12.779389907786884 < 27.051014633490993.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 165.32691010519218 (T) = (0 -12908.446001585733) / Math.Sqrt((4126913.293457617 / (299)) + (2839.374306598183 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.6015961911009184 = (32400.408111699388 - 12908.446001585733) / 32400.408111699388 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 3.463916070649664 < 5.063469475308078.
IsChangePoint: Marked as a change because one of 1/27/2023 11:43:56 PM, 2/8/2023 6:12:15 AM, 2/14/2023 10:45:34 AM falls between 2/5/2023 7:19:43 PM and 2/14/2023 10:45:34 AM.
IsImprovementStdDev: Marked as improvement because 116.41949793078282 (T) = (0 -3478.3135356919174) / Math.Sqrt((134856.72044049806 / (299)) + (913.3605550005894 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.4237029607622443 = (6035.626246306139 - 3478.3135356919174) / 6035.626246306139 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

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Could be dotnet/runtime#81758

@kotlarmilos kotlarmilos mentioned this issue Apr 4, 2023
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