[Perf] Linux/x64: 15 Regressions on 9/20/2024 5:14:07 PM

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d](https://github.com/dotnet/runtime/commit/17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d)
Compare | [602e6ea64b6f9b4cbc029753b42ca5e5abc06648](https://github.com/dotnet/runtime/commit/602e6ea64b6f9b4cbc029753b42ca5e5abc06648)
Diff | [Diff](https://github.com/dotnet/runtime/compare/17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d...602e6ea64b6f9b4cbc029753b42ca5e5abc06648)
Configs | CompilationMode:tiered, LLVM:true, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono


### Regressions in System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives&lt;Double&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Exp - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=true_MonoAOT=true_MonoInterpreter=false_RunKind=micro_mono/System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives(Double).Exp(BufferLength%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_FloatingPointTensorPrimitives.cs#L43-#L44>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.39 μs | 2.54 μs | 1.06 | 0.00 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives%28Double%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives%28Double%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 (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](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 $RunArch -framework net8.0`
- AOT MONO build extracted to `runtime/artifacts/bin/mono/$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 /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false`
- 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 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.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives&lt;Double&gt;*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# Individual Commands:
# Restore 
dotnet restore $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --packages $RunDir/performance/artifacts/packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Build
dotnet build $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore /p:NuGetPackageRoot=$RunDir/performance/artifacts/packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Run
dotnet run --project $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore --no-build -- --filter System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives&lt;Double&gt;* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --packages $RunDir/performance/artifacts/packages --buildTimeout 1200
```

Windows
```cmd
# 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.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives&lt;Double&gt;*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# Individual Commands:
# Restore 
dotnet restore $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --packages $RunDir\performance\artifacts\packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Build
dotnet build $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore /p:NuGetPackageRoot=$RunDir\performance\artifacts\packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Run
dotnet run --project $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore --no-build -- --filter System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives&lt;Double&gt;* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack -aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --packages $RunDir\performance\artifacts\packages --buildTimeout 1200
```

</details>

<details>

### System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives&lt;Double&gt;.Exp(BufferLength: 128)

#### 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 | [17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d](https://github.com/dotnet/runtime/commit/17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d)
Compare | [602e6ea64b6f9b4cbc029753b42ca5e5abc06648](https://github.com/dotnet/runtime/commit/602e6ea64b6f9b4cbc029753b42ca5e5abc06648)
Diff | [Diff](https://github.com/dotnet/runtime/compare/17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d...602e6ea64b6f9b4cbc029753b42ca5e5abc06648)
Configs | CompilationMode:tiered, LLVM:true, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono


### Regressions in PerfLabTests.LowLevelPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[StaticDelegate - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=true_MonoAOT=true_MonoInterpreter=false_RunKind=micro_mono/PerfLabTests.LowLevelPerf.StaticDelegate.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L283-#L290>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 155.97 μs | 200.22 μs | 1.28 | 0.07 | False | | |
|<ul><li>[EmptyStaticFunction - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=true_MonoAOT=true_MonoInterpreter=false_RunKind=micro_mono/PerfLabTests.LowLevelPerf.EmptyStaticFunction.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L34-#L50>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.43 ms | 1.70 ms | 1.19 | 0.06 | False | | |
|<ul><li>[ForeachOverList100Elements - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=true_MonoAOT=true_MonoInterpreter=false_RunKind=micro_mono/PerfLabTests.LowLevelPerf.ForeachOverList100Elements.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L385-#L397>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 33.07 ms | 39.34 ms | 1.19 | 0.12 | False | | |
|<ul><li>[GenericClassGenericInstanceMethod - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=true_MonoAOT=true_MonoInterpreter=false_RunKind=micro_mono/PerfLabTests.LowLevelPerf.GenericClassGenericInstanceMethod.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/LowLevelPerf.cs#L330-#L341>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 157.47 μs | 178.11 μs | 1.13 | 0.13 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/PerfLabTests.LowLevelPerf_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/PerfLabTests.LowLevelPerf_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/PerfLabTests.LowLevelPerf_3.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/PerfLabTests.LowLevelPerf_4.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/PerfLabTests.LowLevelPerf.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

<details>
   <summary>Repro Steps</summary>


#### 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](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 $RunArch -framework net8.0`
- AOT MONO build extracted to `runtime/artifacts/bin/mono/$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 /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false`
- 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 aot directory 
mkdir -p $RunDir/artifacts/bin/aot/sgen
mkdir -p $RunDir/artifacts/bin/aot/pack
cp -r $RunDir/artifacts/obj/mono/$RunOS.$RunArch.Release/mono/* $RunDir/artifacts/bin/aot/sgen
cp -r $RunDir/artifacts/bin/microsoft.netcore.app.runtime.$RunOS-$RunArch/Release/* $RunDir/artifacts/bin/aot/pack

# Create Core Root
$RunDir/src/tests/build.sh release $RunArch generatelayoutonly /p:LibrariesConfiguration=Release

# Clone performance 
git clone --branch main --depth 1 --quiet https://github.com/dotnet/performance.git $RunDir/performance

# One line run:
python3 $RunDir/performance/scripts/benchmarks_ci.py --csproj $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --incremental no --architecture $RunArch -f net8.0 --filter 'PerfLabTests.LowLevelPerf*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# Individual Commands:
# Restore 
dotnet restore $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --packages $RunDir/performance/artifacts/packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Build
dotnet build $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore /p:NuGetPackageRoot=$RunDir/performance/artifacts/packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Run
dotnet run --project $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore --no-build -- --filter PerfLabTests.LowLevelPerf* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --packages $RunDir/performance/artifacts/packages --buildTimeout 1200
```

Windows
```cmd
# Set $RunDir to the runtime directory
$RunDir="FullPathHere"

# Set the OS, arch, and OSId
RunOS='windows'
RunOSId='win'
RunArch='x64'

# Create aot directory
mkdir $RunDir\artifacts\bin\aot\sgen
mkdir $RunDir\artifacts\bin\aot\pack
xcopy $RunDir\artifacts\obj\mono\$RunOS.$RunArch.Release\mono $RunDir\artifacts\bin\aot\sgen\ /e /y
xcopy $RunDir\artifacts\bin\microsoft.netcore.app.runtime.$RunOSId-$RunArch\Release $RunDir\artifacts\bin\aot\pack\ /e /y

# Create Core Root
$RunDir\src\tests\build.cmd release $RunArch generatelayoutonly /p:LibrariesConfiguration=Release

# Clone performance 
git clone --branch main --depth 1 --quiet https://github.com/dotnet/performance.git $RunDir\performance

# One line run:
python3 $RunDir\performance\scripts\benchmarks_ci.py --csproj $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --incremental no --architecture $RunArch -f net8.0 --filter 'PerfLabTests.LowLevelPerf*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# Individual Commands:
# Restore 
dotnet restore $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --packages $RunDir\performance\artifacts\packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Build
dotnet build $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore /p:NuGetPackageRoot=$RunDir\performance\artifacts\packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Run
dotnet run --project $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore --no-build -- --filter PerfLabTests.LowLevelPerf* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack -aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --packages $RunDir\performance\artifacts\packages --buildTimeout 1200
```

</details>

<details>

### PerfLabTests.LowLevelPerf.StaticDelegate

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.LowLevelPerf.EmptyStaticFunction

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.LowLevelPerf.ForeachOverList100Elements

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.LowLevelPerf.GenericClassGenericInstanceMethod

#### 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 | [17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d](https://github.com/dotnet/runtime/commit/17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d)
Compare | [602e6ea64b6f9b4cbc029753b42ca5e5abc06648](https://github.com/dotnet/runtime/commit/602e6ea64b6f9b4cbc029753b42ca5e5abc06648)
Diff | [Diff](https://github.com/dotnet/runtime/compare/17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d...602e6ea64b6f9b4cbc029753b42ca5e5abc06648)
Configs | CompilationMode:tiered, LLVM:true, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono


### Regressions in Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Indexer_FirstElement_Array - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=true_MonoAOT=true_MonoInterpreter=false_RunKind=micro_mono/Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark.Indexer_FirstElement_Array.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/Microsoft.Extensions.Primitives/StringValuesBenchmark.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> | 0.79 ns | 1.82 ns | 2.30 | 0.13 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

<details>
   <summary>Repro Steps</summary>


#### 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](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 $RunArch -framework net8.0`
- AOT MONO build extracted to `runtime/artifacts/bin/mono/$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 /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false`
- 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 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 'Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark*' --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 Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark* --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
```cmd
# 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 'Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark*' --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 Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark* --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
```

</details>

<details>

### Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark.Indexer_FirstElement_Array

#### 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 | [17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d](https://github.com/dotnet/runtime/commit/17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d)
Compare | [602e6ea64b6f9b4cbc029753b42ca5e5abc06648](https://github.com/dotnet/runtime/commit/602e6ea64b6f9b4cbc029753b42ca5e5abc06648)
Diff | [Diff](https://github.com/dotnet/runtime/compare/17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d...602e6ea64b6f9b4cbc029753b42ca5e5abc06648)
Configs | CompilationMode:tiered, LLVM:true, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono


### Regressions in System.Tests.Perf_Char

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Char_ToLower - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=true_MonoAOT=true_MonoInterpreter=false_RunKind=micro_mono/System.Tests.Perf_Char.Char_ToLower(c%3a%20%27A%27%2c%20cultureName%3a%20en-US).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Char.cs#L53-#L56>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.74 ns | 8.30 ns | 1.23 | 0.20 | False | | |
|<ul><li>[Char_ToLower - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=true_MonoAOT=true_MonoInterpreter=false_RunKind=micro_mono/System.Tests.Perf_Char.Char_ToLower(c%3a%20%27a%27%2c%20cultureName%3a%20en-US).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Char.cs#L53-#L56>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.78 ns | 8.21 ns | 1.21 | 0.15 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Tests.Perf_Char_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Tests.Perf_Char_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Tests.Perf_Char.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

<details>
   <summary>Repro Steps</summary>


#### 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](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 $RunArch -framework net8.0`
- AOT MONO build extracted to `runtime/artifacts/bin/mono/$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 /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false`
- 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 aot directory 
mkdir -p $RunDir/artifacts/bin/aot/sgen
mkdir -p $RunDir/artifacts/bin/aot/pack
cp -r $RunDir/artifacts/obj/mono/$RunOS.$RunArch.Release/mono/* $RunDir/artifacts/bin/aot/sgen
cp -r $RunDir/artifacts/bin/microsoft.netcore.app.runtime.$RunOS-$RunArch/Release/* $RunDir/artifacts/bin/aot/pack

# Create Core Root
$RunDir/src/tests/build.sh release $RunArch generatelayoutonly /p:LibrariesConfiguration=Release

# Clone performance 
git clone --branch main --depth 1 --quiet https://github.com/dotnet/performance.git $RunDir/performance

# One line run:
python3 $RunDir/performance/scripts/benchmarks_ci.py --csproj $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --incremental no --architecture $RunArch -f net8.0 --filter 'System.Tests.Perf_Char*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# Individual Commands:
# Restore 
dotnet restore $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --packages $RunDir/performance/artifacts/packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Build
dotnet build $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore /p:NuGetPackageRoot=$RunDir/performance/artifacts/packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Run
dotnet run --project $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore --no-build -- --filter System.Tests.Perf_Char* --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
```cmd
# Set $RunDir to the runtime directory
$RunDir="FullPathHere"

# Set the OS, arch, and OSId
RunOS='windows'
RunOSId='win'
RunArch='x64'

# Create aot directory
mkdir $RunDir\artifacts\bin\aot\sgen
mkdir $RunDir\artifacts\bin\aot\pack
xcopy $RunDir\artifacts\obj\mono\$RunOS.$RunArch.Release\mono $RunDir\artifacts\bin\aot\sgen\ /e /y
xcopy $RunDir\artifacts\bin\microsoft.netcore.app.runtime.$RunOSId-$RunArch\Release $RunDir\artifacts\bin\aot\pack\ /e /y

# Create Core Root
$RunDir\src\tests\build.cmd release $RunArch generatelayoutonly /p:LibrariesConfiguration=Release

# Clone performance 
git clone --branch main --depth 1 --quiet https://github.com/dotnet/performance.git $RunDir\performance

# One line run:
python3 $RunDir\performance\scripts\benchmarks_ci.py --csproj $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --incremental no --architecture $RunArch -f net8.0 --filter 'System.Tests.Perf_Char*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# Individual Commands:
# Restore 
dotnet restore $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --packages $RunDir\performance\artifacts\packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Build
dotnet build $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore /p:NuGetPackageRoot=$RunDir\performance\artifacts\packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Run
dotnet run --project $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore --no-build -- --filter System.Tests.Perf_Char* --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
```

</details>

<details>

### System.Tests.Perf_Char.Char_ToLower(c: 'A', cultureName: en-US)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Char.Char_ToLower(c: 'a', cultureName: en-US)

#### 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 | [17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d](https://github.com/dotnet/runtime/commit/17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d)
Compare | [602e6ea64b6f9b4cbc029753b42ca5e5abc06648](https://github.com/dotnet/runtime/commit/602e6ea64b6f9b4cbc029753b42ca5e5abc06648)
Diff | [Diff](https://github.com/dotnet/runtime/compare/17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d...602e6ea64b6f9b4cbc029753b42ca5e5abc06648)
Configs | CompilationMode:tiered, LLVM:true, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono


### Regressions in System.Collections.Tests.Add_Remove_SteadyState&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Stack - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=true_MonoAOT=true_MonoInterpreter=false_RunKind=micro_mono/System.Collections.Tests.Add_Remove_SteadyState(Int32).Stack(Count%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/AddRemove/AddRemoveSteadyState.cs#L73-#L78>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 5.55 ns | 6.95 ns | 1.25 | 0.36 | False | | |
|<ul><li>[ConcurrentQueue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04_LLVM=true_MonoAOT=true_MonoInterpreter=false_RunKind=micro_mono/System.Collections.Tests.Add_Remove_SteadyState(Int32).ConcurrentQueue(Count%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/AddRemove/AddRemoveSteadyState.cs#L43-#L48>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 19.41 ns | 20.92 ns | 1.08 | 0.11 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Collections.Tests.Add_Remove_SteadyState%28Int32%29_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Collections.Tests.Add_Remove_SteadyState%28Int32%29_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_24_2024/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dtrue_MonoAOT%3Dtrue_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Regression/System.Collections.Tests.Add_Remove_SteadyState%28Int32%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 (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](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 $RunArch -framework net8.0`
- AOT MONO build extracted to `runtime/artifacts/bin/mono/$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 /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false`
- 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 aot directory 
mkdir -p $RunDir/artifacts/bin/aot/sgen
mkdir -p $RunDir/artifacts/bin/aot/pack
cp -r $RunDir/artifacts/obj/mono/$RunOS.$RunArch.Release/mono/* $RunDir/artifacts/bin/aot/sgen
cp -r $RunDir/artifacts/bin/microsoft.netcore.app.runtime.$RunOS-$RunArch/Release/* $RunDir/artifacts/bin/aot/pack

# Create Core Root
$RunDir/src/tests/build.sh release $RunArch generatelayoutonly /p:LibrariesConfiguration=Release

# Clone performance 
git clone --branch main --depth 1 --quiet https://github.com/dotnet/performance.git $RunDir/performance

# One line run:
python3 $RunDir/performance/scripts/benchmarks_ci.py --csproj $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --incremental no --architecture $RunArch -f net8.0 --filter 'System.Collections.Tests.Add_Remove_SteadyState&lt;Int32&gt;*' --bdn-artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# Individual Commands:
# Restore 
dotnet restore $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --packages $RunDir/performance/artifacts/packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Build
dotnet build $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore /p:NuGetPackageRoot=$RunDir/performance/artifacts/packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Run
dotnet run --project $RunDir/performance/src/benchmarks/micro/MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore --no-build -- --filter System.Collections.Tests.Add_Remove_SteadyState&lt;Int32&gt;* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir/artifacts/bin/aot/sgen/mini/mono-sgen --customruntimepack $RunDir/artifacts/bin/aot/pack --aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir/artifacts/BenchmarkDotNet.Artifacts --packages $RunDir/performance/artifacts/packages --buildTimeout 1200
```

Windows
```cmd
# Set $RunDir to the runtime directory
$RunDir="FullPathHere"

# Set the OS, arch, and OSId
RunOS='windows'
RunOSId='win'
RunArch='x64'

# Create aot directory
mkdir $RunDir\artifacts\bin\aot\sgen
mkdir $RunDir\artifacts\bin\aot\pack
xcopy $RunDir\artifacts\obj\mono\$RunOS.$RunArch.Release\mono $RunDir\artifacts\bin\aot\sgen\ /e /y
xcopy $RunDir\artifacts\bin\microsoft.netcore.app.runtime.$RunOSId-$RunArch\Release $RunDir\artifacts\bin\aot\pack\ /e /y

# Create Core Root
$RunDir\src\tests\build.cmd release $RunArch generatelayoutonly /p:LibrariesConfiguration=Release

# Clone performance 
git clone --branch main --depth 1 --quiet https://github.com/dotnet/performance.git $RunDir\performance

# One line run:
python3 $RunDir\performance\scripts\benchmarks_ci.py --csproj $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --incremental no --architecture $RunArch -f net8.0 --filter 'System.Collections.Tests.Add_Remove_SteadyState&lt;Int32&gt;*' --bdn-artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --bdn-arguments="--anyCategories Libraries Runtime  --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack --aotcompilermode llvm --logBuildOutput --generateBinLog"

# Individual Commands:
# Restore 
dotnet restore $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --packages $RunDir\performance\artifacts\packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Build
dotnet build $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore /p:NuGetPackageRoot=$RunDir\performance\artifacts\packages /p:UseSharedCompilation=false /p:BuildInParallel=false /m:1

# Run
dotnet run --project $RunDir\performance\src\benchmarks\micro\MicroBenchmarks.csproj --configuration Release --framework net8.0 --no-restore --no-build -- --filter System.Collections.Tests.Add_Remove_SteadyState&lt;Int32&gt;* --anyCategories Libraries Runtime " --category-exclusion-filter NoAOT NoWASM --runtimes monoaotllvm --aotcompilerpath $RunDir\artifacts\bin\aot\sgen\mini\mono-sgen.exe --customruntimepack $RunDir\artifacts\bin\aot\pack -aotcompilermode llvm --logBuildOutput --generateBinLog " --artifacts $RunDir\artifacts\BenchmarkDotNet.Artifacts --packages $RunDir\performance\artifacts\packages --buildTimeout 1200
```

</details>

<details>

### System.Collections.Tests.Add_Remove_SteadyState&lt;Int32&gt;.Stack(Count: 512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Collections.Tests.Add_Remove_SteadyState&lt;Int32&gt;.ConcurrentQueue(Count: 512)

#### 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	17c83a608925e39d7d454e27c2e0cbcaf7c4ae2d
Compare	602e6ea64b6f9b4cbc029753b42ca5e5abc06648
Diff	Diff
Configs	CompilationMode:tiered, LLVM:true, MonoAOT:true, MonoInterpreter:false, RunKind:micro_mono

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
StaticDelegate - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	155.97 μs	200.22 μs	1.28	0.07	False
EmptyStaticFunction - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.43 ms	1.70 ms	1.19	0.06	False
ForeachOverList100Elements - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	33.07 ms	39.34 ms	1.19	0.12	False
GenericClassGenericInstanceMethod - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	157.47 μs	178.11 μs	1.13	0.13	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Char_ToLower - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.74 ns	8.30 ns	1.23	0.20	False
Char_ToLower - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.78 ns	8.21 ns	1.21	0.15	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Stack - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	5.55 ns	6.95 ns	1.25	0.36	False
ConcurrentQueue - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	19.41 ns	20.92 ns	1.08	0.11	False

[Perf] Linux/x64: 15 Regressions on 9/20/2024 5:14:07 PM #41767

Description

Run Information

Regressions in System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Double>

Repro

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

System.Numerics.Tensors.Tests.Perf_FloatingPointTensorPrimitives<Double>.Exp(BufferLength: 128)

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Run Information

Regressions in PerfLabTests.LowLevelPerf

Repro

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

PerfLabTests.LowLevelPerf.StaticDelegate

ETL Files

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PerfLabTests.LowLevelPerf.EmptyStaticFunction

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PerfLabTests.LowLevelPerf.ForeachOverList100Elements

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PerfLabTests.LowLevelPerf.GenericClassGenericInstanceMethod

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Run Information

Regressions in Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark

Repro

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

Microsoft.Extensions.Primitives.Performance.StringValuesBenchmark.Indexer_FirstElement_Array

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Run Information

Regressions in System.Tests.Perf_Char

Repro

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

System.Tests.Perf_Char.Char_ToLower(c: 'A', cultureName: en-US)

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System.Tests.Perf_Char.Char_ToLower(c: 'a', cultureName: en-US)

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Run Information

Regressions in System.Collections.Tests.Add_Remove_SteadyState<Int32>

Repro

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

System.Collections.Tests.Add_Remove_SteadyState<Int32>.Stack(Count: 512)

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System.Collections.Tests.Add_Remove_SteadyState<Int32>.ConcurrentQueue(Count: 512)

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