[Perf] Linux/x64: 33 Regressions on 2/1/2025 7:06:23 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [ad7b8299d8d80eb27cf22838c7017c5872056b56](https://github.com/dotnet/runtime/commit/ad7b8299d8d80eb27cf22838c7017c5872056b56)
Compare | [e51af404d1ea26be4a3d8e51fe21cf2f09ad34dd](https://github.com/dotnet/runtime/commit/e51af404d1ea26be4a3d8e51fe21cf2f09ad34dd)
Diff | [Diff](https://github.com/dotnet/runtime/compare/ad7b8299d8d80eb27cf22838c7017c5872056b56...e51af404d1ea26be4a3d8e51fe21cf2f09ad34dd)
Configs | CompilationMode:tiered, LLVM:false, MonoAOT:false, MonoInterpreter:false, RunKind:micro_mono


### Regressions in System.Tests.Perf_Random

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Next_int - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/System.Tests.Perf_Random.Next_int.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.Random.cs#L31-#L32>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 16.23 ns | 19.59 ns | 1.21 | 0.26 | False | | |
|<ul><li>[Next_int_int - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/System.Tests.Perf_Random.Next_int_int.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.Random.cs#L37-#L38>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 14.48 ns | 18.18 ns | 1.26 | 0.12 | False | | |
|<ul><li>[Next_long_long - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/System.Tests.Perf_Random.Next_long_long.html>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 73.92 ns | 87.79 ns | 1.19 | 0.13 | False | | |
|<ul><li>[Next_long - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/System.Tests.Perf_Random.Next_long.html>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 66.62 ns | 80.20 ns | 1.20 | 0.08 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Tests.Perf_Random_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Tests.Perf_Random_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Tests.Perf_Random_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Tests.Perf_Random_004.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Tests.Perf_Random.html>)

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

<details>
<summary>Repro Steps</summary>


#### Prerequisites (Build files either built locally or downloaded from payload above)
- Libraries build extracted to `runtime/artifacts` or build instructions: [Libraries README](https://github.com/dotnet/runtime/blob/main/docs/workflow/building/libraries/README.md) 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](https://github.com/dotnet/runtime/blob/main/docs/workflow/building/coreclr/README.md) args: `-subset clr+libs -rc release -configuration Release -arch $RunArch -framework net8.0`
- Mono Runtime build extracted to `runtime/artifacts/bin/mono/$RunOS.$RunArch.Release`, build instructions: [MONO README](https://github.com/dotnet/runtime/blob/main/docs/workflow/building/mono/README.md) args: `-arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release `
- Dotnet SDK installed for dotnet commands
- Running commands from the runtime folder

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

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

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

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

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

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

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

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

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

Windows
```cmd
# Set $RunDir to the runtime directory
$RunDir="FullPathHere"

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

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

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

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

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

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

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

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

</details>

<details>

### System.Tests.Perf_Random.Next_int

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Random.Next_int_int

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Random.Next_long_long

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Random.Next_long

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [ad7b8299d8d80eb27cf22838c7017c5872056b56](https://github.com/dotnet/runtime/commit/ad7b8299d8d80eb27cf22838c7017c5872056b56)
Compare | [e51af404d1ea26be4a3d8e51fe21cf2f09ad34dd](https://github.com/dotnet/runtime/commit/e51af404d1ea26be4a3d8e51fe21cf2f09ad34dd)
Diff | [Diff](https://github.com/dotnet/runtime/compare/ad7b8299d8d80eb27cf22838c7017c5872056b56...e51af404d1ea26be4a3d8e51fe21cf2f09ad34dd)
Configs | CompilationMode:tiered, LLVM:false, MonoAOT:false, MonoInterpreter:false, RunKind:micro_mono


### Regressions in System.Text.Json.Serialization.Tests.ReadJson&lt;IndexViewModel&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[DeserializeFromReader - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/System.Text.Json.Serialization.Tests.ReadJson(IndexViewModel).DeserializeFromReader(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/ReadJson.cs#L74-#L80>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 154.38 μs | 172.69 μs | 1.12 | 0.09 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Text.Json.Serialization.Tests.ReadJson%28IndexViewModel%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Text.Json.Serialization.Tests.ReadJson%28IndexViewModel%29.html>)

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

<details>
<summary>Repro Steps</summary>


#### Prerequisites (Build files either built locally or downloaded from payload above)
- Libraries build extracted to `runtime/artifacts` or build instructions: [Libraries README](https://github.com/dotnet/runtime/blob/main/docs/workflow/building/libraries/README.md) 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](https://github.com/dotnet/runtime/blob/main/docs/workflow/building/coreclr/README.md) args: `-subset clr+libs -rc release -configuration Release -arch $RunArch -framework net8.0`
- Mono Runtime build extracted to `runtime/artifacts/bin/mono/$RunOS.$RunArch.Release`, build instructions: [MONO README](https://github.com/dotnet/runtime/blob/main/docs/workflow/building/mono/README.md) args: `-arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release `
- Dotnet SDK installed for dotnet commands
- Running commands from the runtime folder

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

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

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

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

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

# 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.Serialization.Tests.ReadJson&lt;IndexViewModel&gt;*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoInterpreter NoMono --logBuildOutput --generateBinLog --corerun $RunDir/artifacts/dotnet-mono/shared/Microsoft.NETCore.App/8.0.0/corerun"

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

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

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

Windows
```cmd
# Set $RunDir to the runtime directory
$RunDir="FullPathHere"

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

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

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

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

# 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.Serialization.Tests.ReadJson&lt;IndexViewModel&gt;*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoInterpreter NoMono --logBuildOutput --generateBinLog --corerun $RunDir\artifacts\dotnet-mono\shared\Microsoft.NETCore.App\8.0.0\corerun.exe"

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

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

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

</details>

<details>

### System.Text.Json.Serialization.Tests.ReadJson&lt;IndexViewModel&gt;.DeserializeFromReader(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [ad7b8299d8d80eb27cf22838c7017c5872056b56](https://github.com/dotnet/runtime/commit/ad7b8299d8d80eb27cf22838c7017c5872056b56)
Compare | [e51af404d1ea26be4a3d8e51fe21cf2f09ad34dd](https://github.com/dotnet/runtime/commit/e51af404d1ea26be4a3d8e51fe21cf2f09ad34dd)
Diff | [Diff](https://github.com/dotnet/runtime/compare/ad7b8299d8d80eb27cf22838c7017c5872056b56...e51af404d1ea26be4a3d8e51fe21cf2f09ad34dd)
Configs | CompilationMode:tiered, LLVM:false, MonoAOT:false, MonoInterpreter:false, RunKind:micro_mono


### Regressions in Loops.StrengthReduction

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SumShortsArrayStrengthReduced - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumShortsArrayStrengthReduced.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L54-#L58>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.70 μs | 8.93 μs | 1.33 | 0.16 | False | | |
|<ul><li>[SumS16Array - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumS16Array.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L377-#L381>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 11.35 μs | 19.31 μs | 1.70 | 0.11 | False | | |
|<ul><li>[SumS3ArrayStrengthReduced - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumS3ArrayStrengthReduced.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L221-#L225>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 10.13 μs | 11.12 μs | 1.10 | 0.13 | False | | |
|<ul><li>[SumIntsSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumIntsSpan.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L105-#L109>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.95 μs | 11.09 μs | 1.24 | 0.08 | False | | |
|<ul><li>[SumShortsSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumShortsSpan.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L48-#L52>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.68 μs | 15.55 μs | 1.61 | 0.19 | False | | |
|<ul><li>[SumS3Array - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumS3Array.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L209-#L213>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 12.29 μs | 18.18 μs | 1.48 | 0.16 | False | | |
|<ul><li>[SumS8Array - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumS8Array.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L265-#L269>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 11.22 μs | 15.60 μs | 1.39 | 0.13 | False | | |
|<ul><li>[SumS12Array - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumS12Array.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L321-#L325>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 13.43 μs | 20.06 μs | 1.49 | 0.16 | False | | |
|<ul><li>[SumLongsArrayStrengthReduced - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumLongsArrayStrengthReduced.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L166-#L170>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.70 μs | 8.92 μs | 1.33 | 0.10 | False | | |
|<ul><li>[SumS8ArrayStrengthReduced - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumS8ArrayStrengthReduced.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L277-#L281>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.96 μs | 11.17 μs | 1.25 | 0.14 | False | | |
|<ul><li>[SumIntsArrayStrengthReduced - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumIntsArrayStrengthReduced.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L111-#L115>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.69 μs | 8.93 μs | 1.33 | 0.16 | False | | |
|<ul><li>[SumS16Span - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumS16Span.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L383-#L387>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 11.20 μs | 15.57 μs | 1.39 | 0.02 | False | | |
|<ul><li>[SumLongsSpan - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumLongsSpan.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L160-#L164>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.93 μs | 11.15 μs | 1.25 | 0.12 | False | | |
|<ul><li>[SumS12Span - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=false_MonoAOT=false_MonoInterpreter=false_RunKind=micro_mono/Loops.StrengthReduction.SumS12Span.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Loops/StrengthReduction.cs#L327-#L331>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 12.31 μs | 20.05 μs | 1.63 | 0.15 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_007.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_008.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_009.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_010.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_011.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_012.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_013.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction_014.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/02_04_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Loops.StrengthReduction.html>)

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

<details>
<summary>Repro Steps</summary>


#### Prerequisites (Build files either built locally or downloaded from payload above)
- Libraries build extracted to `runtime/artifacts` or build instructions: [Libraries README](https://github.com/dotnet/runtime/blob/main/docs/workflow/building/libraries/README.md) 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](https://github.com/dotnet/runtime/blob/main/docs/workflow/building/coreclr/README.md) args: `-subset clr+libs -rc release -configuration Release -arch $RunArch -framework net8.0`
- Mono Runtime build extracted to `runtime/artifacts/bin/mono/$RunOS.$RunArch.Release`, build instructions: [MONO README](https://github.com/dotnet/runtime/blob/main/docs/workflow/building/mono/README.md) args: `-arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release `
- Dotnet SDK installed for dotnet commands
- Running commands from the runtime folder

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

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

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

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

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

# 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 'Loops.StrengthReduction*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoInterpreter NoMono --logBuildOutput --generateBinLog --corerun $RunDir/artifacts/dotnet-mono/shared/Microsoft.NETCore.App/8.0.0/corerun"

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

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

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

Windows
```cmd
# Set $RunDir to the runtime directory
$RunDir="FullPathHere"

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

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

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

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

# 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 'Loops.StrengthReduction*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoInterpreter NoMono --logBuildOutput --generateBinLog --corerun $RunDir\artifacts\dotnet-mono\shared\Microsoft.NETCore.App\8.0.0\corerun.exe"

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

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

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

</details>

<details>

### Loops.StrengthReduction.SumShortsArrayStrengthReduced

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumS16Array

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumS3ArrayStrengthReduced

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumIntsSpan

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumShortsSpan

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumS3Array

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumS8Array

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumS12Array

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumLongsArrayStrengthReduced

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumS8ArrayStrengthReduced

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumIntsArrayStrengthReduced

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumS16Span

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumLongsSpan

#### ETL Files

#### Histogram

#### JIT Disasms

### Loops.StrengthReduction.SumS12Span

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	ad7b8299d8d80eb27cf22838c7017c5872056b56
Compare	e51af404d1ea26be4a3d8e51fe21cf2f09ad34dd
Diff	Diff
Configs	CompilationMode:tiered, LLVM:false, MonoAOT:false, MonoInterpreter:false, RunKind:micro_mono

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Next_int - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	16.23 ns	19.59 ns	1.21	0.26	False
Next_int_int - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	14.48 ns	18.18 ns	1.26	0.12	False
Next_long_long - Duration of single invocation ADX - Test Multi Config Graph	73.92 ns	87.79 ns	1.19	0.13	False
Next_long - Duration of single invocation ADX - Test Multi Config Graph	66.62 ns	80.20 ns	1.20	0.08	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
SumShortsArrayStrengthReduced - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.70 μs	8.93 μs	1.33	0.16	False
SumS16Array - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.35 μs	19.31 μs	1.70	0.11	False
SumS3ArrayStrengthReduced - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.13 μs	11.12 μs	1.10	0.13	False
SumIntsSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.95 μs	11.09 μs	1.24	0.08	False
SumShortsSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.68 μs	15.55 μs	1.61	0.19	False
SumS3Array - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.29 μs	18.18 μs	1.48	0.16	False
SumS8Array - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.22 μs	15.60 μs	1.39	0.13	False
SumS12Array - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.43 μs	20.06 μs	1.49	0.16	False
SumLongsArrayStrengthReduced - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.70 μs	8.92 μs	1.33	0.10	False
SumS8ArrayStrengthReduced - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.96 μs	11.17 μs	1.25	0.14	False
SumIntsArrayStrengthReduced - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.69 μs	8.93 μs	1.33	0.16	False
SumS16Span - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.20 μs	15.57 μs	1.39	0.02	False
SumLongsSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.93 μs	11.15 μs	1.25	0.12	False
SumS12Span - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.31 μs	20.05 μs	1.63	0.15	False

[Perf] Linux/x64: 33 Regressions on 2/1/2025 7:06:23 PM +00:00 #49606

Description

Run Information

Regressions in System.Tests.Perf_Random

Repro

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

System.Tests.Perf_Random.Next_int

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Random.Next_int_int

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Random.Next_long_long

ETL Files

Histogram

JIT Disasms

System.Tests.Perf_Random.Next_long

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Text.Json.Serialization.Tests.ReadJson<IndexViewModel>

Repro

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

System.Text.Json.Serialization.Tests.ReadJson<IndexViewModel>.DeserializeFromReader(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in Loops.StrengthReduction

Repro

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

Loops.StrengthReduction.SumShortsArrayStrengthReduced

ETL Files

Histogram

JIT Disasms

Loops.StrengthReduction.SumS16Array

ETL Files

Histogram

JIT Disasms

Loops.StrengthReduction.SumS3ArrayStrengthReduced

ETL Files

Histogram

JIT Disasms

Loops.StrengthReduction.SumIntsSpan

ETL Files

Histogram

JIT Disasms

Loops.StrengthReduction.SumShortsSpan

ETL Files

Histogram

JIT Disasms

Loops.StrengthReduction.SumS3Array

ETL Files

Histogram

JIT Disasms

Loops.StrengthReduction.SumS8Array

ETL Files

Histogram

JIT Disasms

Loops.StrengthReduction.SumS12Array

ETL Files

Histogram

JIT Disasms

Loops.StrengthReduction.SumLongsArrayStrengthReduced

ETL Files

Histogram

JIT Disasms

Loops.StrengthReduction.SumS8ArrayStrengthReduced

ETL Files

Histogram

JIT Disasms

Loops.StrengthReduction.SumIntsArrayStrengthReduced

ETL Files

Histogram

JIT Disasms