[Perf] Linux/x64: 60 Improvements on 1/15/2025 2:36:03 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [73bcb1d808e906808f91780aa1af23208549426f](https://github.com/dotnet/runtime/commit/73bcb1d808e906808f91780aa1af23208549426f)
Compare | [1ce82e73932b8bc98f6395b0169c21f17f71268b](https://github.com/dotnet/runtime/commit/1ce82e73932b8bc98f6395b0169c21f17f71268b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/73bcb1d808e906808f91780aa1af23208549426f...1ce82e73932b8bc98f6395b0169c21f17f71268b)
Configs | CompilationMode:tiered, LLVM:false, MonoAOT:false, MonoInterpreter:false, RunKind:micro_mono


### Improvements in System.Text.Json.Serialization.Tests.WriteJson&lt;ClassRecord&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SerializeToStream - 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.WriteJson(ClassRecord).SerializeToStream(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L89-#L95>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.88 μs | 1.66 μs | 0.88 | 0.03 | False | | |
|<ul><li>[SerializeToString - 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.WriteJson(ClassRecord).SerializeToString(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L75-#L76>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.76 μs | 1.56 μs | 0.89 | 0.01 | False | | |
|<ul><li>[SerializeObjectProperty - 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.WriteJson(ClassRecord).SerializeObjectProperty(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L97-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.96 μs | 1.76 μs | 0.90 | 0.00 | False | | |
|<ul><li>[SerializeToString - 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.WriteJson(ClassRecord).SerializeToString(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L75-#L76>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.50 μs | 1.35 μs | 0.90 | 0.00 | False | | |
|<ul><li>[SerializeToUtf8Bytes - 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.WriteJson(ClassRecord).SerializeToUtf8Bytes(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L78-#L79>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.23 μs | 1.05 μs | 0.86 | 0.01 | False | | |
|<ul><li>[SerializeToUtf8Bytes - 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.WriteJson(ClassRecord).SerializeToUtf8Bytes(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L78-#L79>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 978.78 ns | 818.46 ns | 0.84 | 0.00 | False | | |
|<ul><li>[SerializeObjectProperty - 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.WriteJson(ClassRecord).SerializeObjectProperty(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L97-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.16 μs | 1.92 μs | 0.89 | 0.01 | False | | |
|<ul><li>[SerializeToStream - 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.WriteJson(ClassRecord).SerializeToStream(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L89-#L95>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACmVR72/TMBD9Xqn/w9EvbkXWpB0To2DEKNP4sQqpibaPyCSX1sixI/vCWhj/O+emRQK+nOW7d3fvvTNIQBgIJLwR+T4QNtMCdzT9GJyd5ui1MvqHIs2/gnFheu81Yay+WhoVwhpL56vXf6BYuJw8qma8chUuIHedL/EG7US8HA4Mr1M1oed9lSIk3eB4ns2fnc1mZ/NZkV0uLs4XWTbNXsyen19ePM0y/k2OnR5bx42icmSRUt/Z2H+a+9UrW25j3WMd0i2qKqSN0vYEKJ2t9SZu3lvV6HL8Uyxd02pzkBfpigUI0uixEgmI29u7VczUygSMiZWz7upz8V/ug2VFrUeOf9XWnf2kbRVzvM67Lw2Dxa8o5wbpvQ7kvC6VeadI3WvaRjbKa/Y2jONRZAxJb5g8xOTggYwhOQqW/ZMc5cn+mQwHj9B69w1LgngbDAm87bSpCrYsJ9W0Cdwp06GMZ1069hL9GkNn6Oo7erXB4SBNH+Fhy3YcJ8ATHk7saIDRiNz1rjRdhaMRpClc73ikQXA11NrwLG034Do+N4RDcyTk0VZ8+3i1cqs8wQOrhnEPkCeau9KZrrHyX7r7Ph/kgTfjSJNBKdi+aPf++F2hCp3HBi2JyW9xM9NN4AIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 1.57 μs | 1.38 μs | 0.88 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ClassRecord%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ClassRecord%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ClassRecord%29_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ClassRecord%29_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ClassRecord%29_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ClassRecord%29_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ClassRecord%29_007.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ClassRecord%29_008.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28ClassRecord%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.WriteJson&lt;ClassRecord&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.WriteJson&lt;ClassRecord&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.WriteJson&lt;ClassRecord&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.WriteJson&lt;ClassRecord&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.WriteJson&lt;ClassRecord&gt;.SerializeToStream(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ClassRecord&gt;.SerializeToString(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ClassRecord&gt;.SerializeObjectProperty(Mode: SourceGen)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ClassRecord&gt;.SerializeToString(Mode: SourceGen)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ClassRecord&gt;.SerializeToUtf8Bytes(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ClassRecord&gt;.SerializeToUtf8Bytes(Mode: SourceGen)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ClassRecord&gt;.SerializeObjectProperty(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;ClassRecord&gt;.SerializeToStream(Mode: SourceGen)

#### 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 | [73bcb1d808e906808f91780aa1af23208549426f](https://github.com/dotnet/runtime/commit/73bcb1d808e906808f91780aa1af23208549426f)
Compare | [1ce82e73932b8bc98f6395b0169c21f17f71268b](https://github.com/dotnet/runtime/commit/1ce82e73932b8bc98f6395b0169c21f17f71268b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/73bcb1d808e906808f91780aa1af23208549426f...1ce82e73932b8bc98f6395b0169c21f17f71268b)
Configs | CompilationMode:tiered, LLVM:false, MonoAOT:false, MonoInterpreter:false, RunKind:micro_mono


### Improvements in System.Text.Json.Serialization.Tests.WriteJson&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SerializeToUtf8Bytes - 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.WriteJson(Int32).SerializeToUtf8Bytes(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L78-#L79>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 268.14 ns | 237.79 ns | 0.89 | 0.02 | False | | |
|<ul><li>[SerializeToUtf8Bytes - 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.WriteJson(Int32).SerializeToUtf8Bytes(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L78-#L79>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 271.32 ns | 242.49 ns | 0.89 | 0.01 | False | | |
|<ul><li>[SerializeToString - 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.WriteJson(Int32).SerializeToString(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L75-#L76>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 320.72 ns | 288.67 ns | 0.90 | 0.00 | False | | |
|<ul><li>[SerializeToString - 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.WriteJson(Int32).SerializeToString(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L75-#L76>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACmVS72/TMBD9Xqn/w9EvbkXWpGknsYIRY0zjxyqkJdo+IpNcWiPHruwLa2H875ybFgn4cpbP7+7evWeDBISBQMIbUewDYTstcUfTj8HZaYFeK6N/KNJ8KxkXpg9eE8bXVx8szfPXf0BYuoK8tuvxytW4hMJ1vsIbtBPxcjgwPEg1hJ4n1YqQdIvjPMsXZ7PZWT4rsxfL8/lykU/ni4tscXH+PMuWWTY5VnrcOi4UtSOLlPrOxvpT369e2WoT3z02Id2gqkPaKm1PgMrZRq/j5L1Vra7GP8WVa7faHBaLdMUSBGn0WIsExO3t/SpmGmUCxsTKWXf5ufwvxxKg33rk+NfbXWc/aVvHHI/z7kvLYPErrnOD9F4Hcl5XyrxTpB40bSIb5TWrGsbRDhlD0gsmDzE5aCBjSI4Ly/5IjuvJ/pgMB0+w9e4bVgTRGwwJvO20qUuWrCDVbhO4V6ZDGQ29cqwl+jsMnaHL7+jVGoeDNH2Cxw3LcewAz7g5saIBRiNy17vKdDWORpCmcL3jlgbBNdBow734C4Dr2G4Ih+JIyKOt2fvoWrVRnuCRt4ZxD5AnmrvKma618l+6+z4f5IE340iTQSlYvij3/nhdoQqdxxYticlvElNMGNoCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 325.80 ns | 298.71 ns | 0.92 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28Int32%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28Int32%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28Int32%29_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28Int32%29_004.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%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 (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.WriteJson&lt;Int32&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.WriteJson&lt;Int32&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.WriteJson&lt;Int32&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.WriteJson&lt;Int32&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.WriteJson&lt;Int32&gt;.SerializeToUtf8Bytes(Mode: SourceGen)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;Int32&gt;.SerializeToUtf8Bytes(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;Int32&gt;.SerializeToString(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;Int32&gt;.SerializeToString(Mode: SourceGen)

#### 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 | [73bcb1d808e906808f91780aa1af23208549426f](https://github.com/dotnet/runtime/commit/73bcb1d808e906808f91780aa1af23208549426f)
Compare | [1ce82e73932b8bc98f6395b0169c21f17f71268b](https://github.com/dotnet/runtime/commit/1ce82e73932b8bc98f6395b0169c21f17f71268b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/73bcb1d808e906808f91780aa1af23208549426f...1ce82e73932b8bc98f6395b0169c21f17f71268b)
Configs | CompilationMode:tiered, LLVM:false, MonoAOT:false, MonoInterpreter:false, RunKind:micro_mono


### Improvements in System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SerializeToUtf8Bytes - 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.WriteJson(LoginViewModel).SerializeToUtf8Bytes(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L78-#L79>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 794.94 ns | 665.01 ns | 0.84 | 0.02 | False | | |
|<ul><li>[SerializeToString - 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.WriteJson(LoginViewModel).SerializeToString(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L75-#L76>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.29 μs | 1.14 μs | 0.89 | 0.01 | False | | |
|<ul><li>[SerializeToStream - 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.WriteJson(LoginViewModel).SerializeToStream(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L89-#L95>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.60 μs | 1.46 μs | 0.91 | 0.05 | False | | |
|<ul><li>[SerializeToUtf8Bytes - 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.WriteJson(LoginViewModel).SerializeToUtf8Bytes(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L78-#L79>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 926.47 ns | 795.68 ns | 0.86 | 0.00 | False | | |
|<ul><li>[SerializeToStream - 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.WriteJson(LoginViewModel).SerializeToStream(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L89-#L95>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.39 μs | 1.23 μs | 0.89 | 0.04 | False | | |
|<ul><li>[SerializeObjectProperty - 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.WriteJson(LoginViewModel).SerializeObjectProperty(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L97-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.68 μs | 1.54 μs | 0.92 | 0.02 | False | | |
|<ul><li>[SerializeObjectProperty - 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.WriteJson(LoginViewModel).SerializeObjectProperty(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L97-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.64 μs | 1.47 μs | 0.90 | 0.01 | False | | |
|<ul><li>[SerializeToString - 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.WriteJson(LoginViewModel).SerializeToString(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/WriteJson.cs#L75-#L76>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.16 μs | 1.03 μs | 0.89 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%29_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%29_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%29_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%29_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%29_007.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%29_008.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_21_2025/refs/heads/main_x64_ubuntu%2022.04_LLVM%3Dfalse_MonoAOT%3Dfalse_MonoInterpreter%3Dfalse_RunKind%3Dmicro_mono_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%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.WriteJson&lt;LoginViewModel&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.WriteJson&lt;LoginViewModel&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.WriteJson&lt;LoginViewModel&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.WriteJson&lt;LoginViewModel&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.WriteJson&lt;LoginViewModel&gt;.SerializeToUtf8Bytes(Mode: SourceGen)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeToString(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeToStream(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeToUtf8Bytes(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeToStream(Mode: SourceGen)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeObjectProperty(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeObjectProperty(Mode: SourceGen)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeToString(Mode: SourceGen)

#### 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	73bcb1d808e906808f91780aa1af23208549426f
Compare	1ce82e73932b8bc98f6395b0169c21f17f71268b
Diff	Diff
Configs	CompilationMode:tiered, LLVM:false, MonoAOT:false, MonoInterpreter:false, RunKind:micro_mono

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
SerializeToStream - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.88 μs	1.66 μs	0.88	0.03	False
SerializeToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.76 μs	1.56 μs	0.89	0.01	False
SerializeObjectProperty - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.96 μs	1.76 μs	0.90	0.00	False
SerializeToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.50 μs	1.35 μs	0.90	0.00	False
SerializeToUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.23 μs	1.05 μs	0.86	0.01	False
SerializeToUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	978.78 ns	818.46 ns	0.84	0.00	False
SerializeObjectProperty - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.16 μs	1.92 μs	0.89	0.01	False
SerializeToStream - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.57 μs	1.38 μs	0.88	0.03	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
SerializeToUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	268.14 ns	237.79 ns	0.89	0.02	False
SerializeToUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	271.32 ns	242.49 ns	0.89	0.01	False
SerializeToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	320.72 ns	288.67 ns	0.90	0.00	False
SerializeToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	325.80 ns	298.71 ns	0.92	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
SerializeToUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	794.94 ns	665.01 ns	0.84	0.02	False
SerializeToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.29 μs	1.14 μs	0.89	0.01	False
SerializeToStream - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.60 μs	1.46 μs	0.91	0.05	False
SerializeToUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	926.47 ns	795.68 ns	0.86	0.00	False
SerializeToStream - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.39 μs	1.23 μs	0.89	0.04	False
SerializeObjectProperty - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.68 μs	1.54 μs	0.92	0.02	False
SerializeObjectProperty - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.64 μs	1.47 μs	0.90	0.01	False
SerializeToString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.16 μs	1.03 μs	0.89	0.01	False

[Perf] Linux/x64: 60 Improvements on 1/15/2025 2:36:03 PM +00:00 #48571

Description

Run Information

Improvements in System.Text.Json.Serialization.Tests.WriteJson<ClassRecord>

Repro

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

System.Text.Json.Serialization.Tests.WriteJson<ClassRecord>.SerializeToStream(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<ClassRecord>.SerializeToString(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<ClassRecord>.SerializeObjectProperty(Mode: SourceGen)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<ClassRecord>.SerializeToString(Mode: SourceGen)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<ClassRecord>.SerializeToUtf8Bytes(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<ClassRecord>.SerializeToUtf8Bytes(Mode: SourceGen)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<ClassRecord>.SerializeObjectProperty(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<ClassRecord>.SerializeToStream(Mode: SourceGen)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Serialization.Tests.WriteJson<Int32>

Repro

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

System.Text.Json.Serialization.Tests.WriteJson<Int32>.SerializeToUtf8Bytes(Mode: SourceGen)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<Int32>.SerializeToUtf8Bytes(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<Int32>.SerializeToString(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<Int32>.SerializeToString(Mode: SourceGen)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Serialization.Tests.WriteJson<LoginViewModel>

Repro

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

System.Text.Json.Serialization.Tests.WriteJson<LoginViewModel>.SerializeToUtf8Bytes(Mode: SourceGen)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<LoginViewModel>.SerializeToString(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<LoginViewModel>.SerializeToStream(Mode: Reflection)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.WriteJson<LoginViewModel>.SerializeToUtf8Bytes(Mode: Reflection)

ETL Files

Histogram

JIT Disasms