[Perf] Linux/x64: 14 Improvements on 4/30/2025 2:49:21 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [f7af766fdd6c56921164f656592f32a2074428be](https://github.com/dotnet/runtime/commit/f7af766fdd6c56921164f656592f32a2074428be)
Compare | [dbb3f759798208ca7463059e0c87c0f45704b62f](https://github.com/dotnet/runtime/commit/dbb3f759798208ca7463059e0c87c0f45704b62f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f7af766fdd6c56921164f656592f32a2074428be...dbb3f759798208ca7463059e0c87c0f45704b62f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in PerfLabTests.BlockCopyPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[CallBlockCopy - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements%3a%20100).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/BlockCopyPerf.cs#L21-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 12.43 ns | 8.07 ns | 0.65 | 0.10 | False | | |
|<ul><li>[CallBlockCopy - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements%3a%2010).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/BlockCopyPerf.cs#L21-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 11.46 ns | 5.62 ns | 0.49 | 0.09 | False | | |
|<ul><li>[CallBlockCopy - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements%3a%201000).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/BlockCopyPerf.cs#L21-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 17.49 ns | 14.39 ns | 0.82 | 0.26 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/PerfLabTests.BlockCopyPerf_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/PerfLabTests.BlockCopyPerf_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/PerfLabTests.BlockCopyPerf_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/PerfLabTests.BlockCopyPerf.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'PerfLabTests.BlockCopyPerf*'
```

<details>

### PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 100)

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 10)

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 1000)

#### 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 | [f7af766fdd6c56921164f656592f32a2074428be](https://github.com/dotnet/runtime/commit/f7af766fdd6c56921164f656592f32a2074428be)
Compare | [dbb3f759798208ca7463059e0c87c0f45704b62f](https://github.com/dotnet/runtime/commit/dbb3f759798208ca7463059e0c87c0f45704b62f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f7af766fdd6c56921164f656592f32a2074428be...dbb3f759798208ca7463059e0c87c0f45704b62f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.IO.Tests.Perf_StreamWriter

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[WriteString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.IO.Tests.Perf_StreamWriter.WriteString(writeLength%3a%20100).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.StreamWriter.cs#L96-#L117>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 376.98 ms | 294.86 ms | 0.78 | 0.07 | False | | |
|<ul><li>[WriteFormat - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.IO.Tests.Perf_StreamWriter.WriteFormat.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.StreamWriter.cs#L119-#L124>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 42.31 ns | 37.83 ns | 0.89 | 0.14 | False | | |
|<ul><li>[WritePartialCharArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.IO.Tests.Perf_StreamWriter.WritePartialCharArray(writeLength%3a%20100).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.StreamWriter.cs#L72-#L94>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 377.08 ms | 278.39 ms | 0.74 | 0.06 | False | | |
|<ul><li>[WriteCharArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.IO.Tests.Perf_StreamWriter.WriteCharArray(writeLength%3a%20100).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.StreamWriter.cs#L49-#L70>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 391.38 ms | 261.41 ms | 0.67 | 0.10 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.IO.Tests.Perf_StreamWriter_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.IO.Tests.Perf_StreamWriter_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.IO.Tests.Perf_StreamWriter_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.IO.Tests.Perf_StreamWriter_004.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.IO.Tests.Perf_StreamWriter.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.Perf_StreamWriter*'
```

<details>

### System.IO.Tests.Perf_StreamWriter.WriteString(writeLength: 100)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.Perf_StreamWriter.WriteFormat

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.Perf_StreamWriter.WritePartialCharArray(writeLength: 100)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.Perf_StreamWriter.WriteCharArray(writeLength: 100)

#### 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 | [f7af766fdd6c56921164f656592f32a2074428be](https://github.com/dotnet/runtime/commit/f7af766fdd6c56921164f656592f32a2074428be)
Compare | [dbb3f759798208ca7463059e0c87c0f45704b62f](https://github.com/dotnet/runtime/commit/dbb3f759798208ca7463059e0c87c0f45704b62f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f7af766fdd6c56921164f656592f32a2074428be...dbb3f759798208ca7463059e0c87c0f45704b62f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in MicroBenchmarks.Serializers.Json_ToStream&lt;MyEventsListerViewModel&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[JsonNet_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/MicroBenchmarks.Serializers.Json_ToStream(MyEventsListerViewModel).JsonNet_.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/Serializers/Json_ToStream.cs#L51-#L57>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 404.74 μs | 340.61 μs | 0.84 | 0.07 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/MicroBenchmarks.Serializers.Json_ToStream%28MyEventsListerViewModel%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/MicroBenchmarks.Serializers.Json_ToStream%28MyEventsListerViewModel%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_ToStream&lt;MyEventsListerViewModel&gt;*'
```

<details>

### MicroBenchmarks.Serializers.Json_ToStream&lt;MyEventsListerViewModel&gt;.JsonNet_

#### 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 | [f7af766fdd6c56921164f656592f32a2074428be](https://github.com/dotnet/runtime/commit/f7af766fdd6c56921164f656592f32a2074428be)
Compare | [dbb3f759798208ca7463059e0c87c0f45704b62f](https://github.com/dotnet/runtime/commit/dbb3f759798208ca7463059e0c87c0f45704b62f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f7af766fdd6c56921164f656592f32a2074428be...dbb3f759798208ca7463059e0c87c0f45704b62f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in MicroBenchmarks.Serializers.Json_ToStream&lt;Location&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[JsonNet_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/MicroBenchmarks.Serializers.Json_ToStream(Location).JsonNet_.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/Serializers/Json_ToStream.cs#L51-#L57>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl2RQXPTMBCF75nJf1hyUTK4sZtCpg2IgZYOHSAcmgwcO0JexwJZykhrmkD576xs58JlNV7vPn3vySIBYSSQ8FasjQ7+Gp2uGxV+xvkGg1HW/MYQ5x+jdw9bv6GAqnn92WtFxrs3Xf8L0oN4NR5ZFlMVYWC1UhGSaXC6KBYvz4qLs2K5LS5X51er88v5i8VVsVwunxfFqihmw2bAvedFUXpySHloXdo/6X4PirnS/4BVzGtUZcwbZdxpQHtXmV26+ehUY/T0j7jxzd7YDnTtSxQrEGQwYCkyEPet+2RcmZo8Hbz4m0A+IN2ZSD4Yrex7ReqboTrpqGDYaZymsGQqWW9VdjXr6GUq2YAq+yMbwGR/zMajJ9gH/wM1QcoXYwbXrbHlls1uSDX7DL4q26Lc8iU3nlPAcI+xtfTuFwa1w/Eoz5/gsWYjgwI8Y3HiLCJMJuRvD9q2JU4mkOdwe2BJi+ArqIxlLeN24Ft+KIjdcgIK6Ep+tZS3rlUgeGTXMO0H5AnzoL1tGyf/xz32/Sg7bp4jQxal4PiQkz4On2tUsQ3YoCMx+wftUdfyeAIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 927.60 ns | 798.87 ns | 0.86 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/MicroBenchmarks.Serializers.Json_ToStream%28Location%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/MicroBenchmarks.Serializers.Json_ToStream%28Location%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_ToStream&lt;Location&gt;*'
```

<details>

### MicroBenchmarks.Serializers.Json_ToStream&lt;Location&gt;.JsonNet_

#### 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 | [f7af766fdd6c56921164f656592f32a2074428be](https://github.com/dotnet/runtime/commit/f7af766fdd6c56921164f656592f32a2074428be)
Compare | [dbb3f759798208ca7463059e0c87c0f45704b62f](https://github.com/dotnet/runtime/commit/dbb3f759798208ca7463059e0c87c0f45704b62f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f7af766fdd6c56921164f656592f32a2074428be...dbb3f759798208ca7463059e0c87c0f45704b62f)
Configs | CompilationMode:tiered, RunKind:micro


### 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>[SerializeToStream - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/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> | 262.46 ns | 248.14 ns | 0.95 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Text.Json.Serialization.Tests.WriteJson%28LoginViewModel%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_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

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;*'
```

<details>

### System.Text.Json.Serialization.Tests.WriteJson&lt;LoginViewModel&gt;.SerializeToStream(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [f7af766fdd6c56921164f656592f32a2074428be](https://github.com/dotnet/runtime/commit/f7af766fdd6c56921164f656592f32a2074428be)
Compare | [dbb3f759798208ca7463059e0c87c0f45704b62f](https://github.com/dotnet/runtime/commit/dbb3f759798208ca7463059e0c87c0f45704b62f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f7af766fdd6c56921164f656592f32a2074428be...dbb3f759798208ca7463059e0c87c0f45704b62f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in MicroBenchmarks.Serializers.Json_ToStream&lt;LoginViewModel&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[JsonNet_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/MicroBenchmarks.Serializers.Json_ToStream(LoginViewModel).JsonNet_.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/Serializers/Json_ToStream.cs#L51-#L57>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 408.45 ns | 340.80 ns | 0.83 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/MicroBenchmarks.Serializers.Json_ToStream%28LoginViewModel%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/MicroBenchmarks.Serializers.Json_ToStream%28LoginViewModel%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_ToStream&lt;LoginViewModel&gt;*'
```

<details>

### MicroBenchmarks.Serializers.Json_ToStream&lt;LoginViewModel&gt;.JsonNet_

#### 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 | [f7af766fdd6c56921164f656592f32a2074428be](https://github.com/dotnet/runtime/commit/f7af766fdd6c56921164f656592f32a2074428be)
Compare | [dbb3f759798208ca7463059e0c87c0f45704b62f](https://github.com/dotnet/runtime/commit/dbb3f759798208ca7463059e0c87c0f45704b62f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f7af766fdd6c56921164f656592f32a2074428be...dbb3f759798208ca7463059e0c87c0f45704b62f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.RegularExpressions.Tests.Perf_Regex_Common

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Uri_IsMatch - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.RegularExpressions.Tests.Perf_Regex_Common.Uri_IsMatch(Options%3a%20IgnoreCase%2c%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Common.cs#L69-#L70>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1RwY7TMBC9V+o/DL24Fdkmm4oKiiwBpYIVqkBtgWNlkklj5NjReLKbiuXfsZv2wmUsz7x58+aNQQZGzyDhndifPWMzP2DP8x2eOqNo07eE3mtnfch79vNvSNUxVLE/rl3TODv/Tvr44LeKi3r6teWIXcHDyTrCtfKYQMC12mA5E2/HIxMmqoqRwshSMbJucJpn+au7bHGXLQ/Z69Viscrz+fL+zXJ5n7/MslWWza6dhK0LjaJ0bJFT6mzsv/H+ImWLOtYJK5/WqEqfNkrbG6BwttKnOPlsVaOL6R8xiFNR9taVKFYgWCNhKRIQu85+0baMyYAmJ/5GIZ+QP2vPjnShzEfF6qfmOvIo0j5sP42OyhiSYVV5iclFvYwhuUqVw5NchcnhmY1Hz9CS+40Fwx5Jo0/gQ6dNeQjL7lk1bQI/lOlQxpusXXABaYe+M/z+EUmdcDxK02d4qsMiVwZ4Ecg5eOFhMmG36QvTlTiZQJrCpg+UBsFVUGkTuLQ9gevCocBfmqMgQluGq0W/i1oRw1PYGqYDQN5k9oUzXWPl/3LPQ97Li+6AY80GpQj2YXD6fP1uUfmOsEHLYvYP5o5Etp0CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 71.03 ns | 63.24 ns | 0.89 | 0.07 | False | | |
|<ul><li>[Uri_IsMatch - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.RegularExpressions.Tests.Perf_Regex_Common.Uri_IsMatch(Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Common.cs#L69-#L70>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 69.31 ns | 62.49 ns | 0.90 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Common_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Common_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Common.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Common*'
```

<details>

### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Uri_IsMatch(Options: IgnoreCase, Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Uri_IsMatch(Options: Compiled)

#### 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 | [f7af766fdd6c56921164f656592f32a2074428be](https://github.com/dotnet/runtime/commit/f7af766fdd6c56921164f656592f32a2074428be)
Compare | [dbb3f759798208ca7463059e0c87c0f45704b62f](https://github.com/dotnet/runtime/commit/dbb3f759798208ca7463059e0c87c0f45704b62f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f7af766fdd6c56921164f656592f32a2074428be...dbb3f759798208ca7463059e0c87c0f45704b62f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in MicroBenchmarks.Serializers.Json_ToStream&lt;IndexViewModel&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[JsonNet_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/MicroBenchmarks.Serializers.Json_ToStream(IndexViewModel).JsonNet_.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/Serializers/Json_ToStream.cs#L51-#L57>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 28.06 μs | 25.71 μs | 0.92 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/MicroBenchmarks.Serializers.Json_ToStream%28IndexViewModel%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_06_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/MicroBenchmarks.Serializers.Json_ToStream%28IndexViewModel%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_ToStream&lt;IndexViewModel&gt;*'
```

<details>

### MicroBenchmarks.Serializers.Json_ToStream&lt;IndexViewModel&gt;.JsonNet_

#### 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	f7af766fdd6c56921164f656592f32a2074428be
Compare	dbb3f759798208ca7463059e0c87c0f45704b62f
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
CallBlockCopy - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.43 ns	8.07 ns	0.65	0.10	False
CallBlockCopy - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.46 ns	5.62 ns	0.49	0.09	False
CallBlockCopy - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	17.49 ns	14.39 ns	0.82	0.26	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
WriteString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	376.98 ms	294.86 ms	0.78	0.07	False
WriteFormat - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.31 ns	37.83 ns	0.89	0.14	False
WritePartialCharArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	377.08 ms	278.39 ms	0.74	0.06	False
WriteCharArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	391.38 ms	261.41 ms	0.67	0.10	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Uri_IsMatch - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	71.03 ns	63.24 ns	0.89	0.07	False
Uri_IsMatch - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	69.31 ns	62.49 ns	0.90	0.04	False

[Perf] Linux/x64: 14 Improvements on 4/30/2025 2:49:21 PM +00:00 #55026

Description

Run Information

Improvements in PerfLabTests.BlockCopyPerf

Repro

PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 100)

ETL Files

Histogram

JIT Disasms

PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 10)

ETL Files

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JIT Disasms

PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 1000)

ETL Files

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JIT Disasms

Docs

Run Information

Improvements in System.IO.Tests.Perf_StreamWriter

Repro

System.IO.Tests.Perf_StreamWriter.WriteString(writeLength: 100)

ETL Files

Histogram

JIT Disasms

System.IO.Tests.Perf_StreamWriter.WriteFormat

ETL Files

Histogram

JIT Disasms

System.IO.Tests.Perf_StreamWriter.WritePartialCharArray(writeLength: 100)

ETL Files

Histogram

JIT Disasms

System.IO.Tests.Perf_StreamWriter.WriteCharArray(writeLength: 100)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in MicroBenchmarks.Serializers.Json_ToStream<MyEventsListerViewModel>

Repro

MicroBenchmarks.Serializers.Json_ToStream<MyEventsListerViewModel>.JsonNet_

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in MicroBenchmarks.Serializers.Json_ToStream<Location>

Repro

MicroBenchmarks.Serializers.Json_ToStream<Location>.JsonNet_

ETL Files

Histogram

JIT Disasms

Docs

Run Information

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

Repro

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

ETL Files

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JIT Disasms

Docs

Run Information

Improvements in MicroBenchmarks.Serializers.Json_ToStream<LoginViewModel>

Repro

MicroBenchmarks.Serializers.Json_ToStream<LoginViewModel>.JsonNet_

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.RegularExpressions.Tests.Perf_Regex_Common

Repro

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

ETL Files

Histogram

JIT Disasms

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

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