[Perf] Linux/x64: 17 Improvements on 3/24/2025 9:53:02 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [2846fb4bd4e5afc0908891ff728f2afb9900f4c3](https://github.com/dotnet/runtime/commit/2846fb4bd4e5afc0908891ff728f2afb9900f4c3)
Compare | [fa4c14e0d82447c25aa0fa4d9735c905e30836ac](https://github.com/dotnet/runtime/commit/fa4c14e0d82447c25aa0fa4d9735c905e30836ac)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2846fb4bd4e5afc0908891ff728f2afb9900f4c3...fa4c14e0d82447c25aa0fa4d9735c905e30836ac)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Collections.IndexerSet&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ConcurrentDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Collections.IndexerSet(Int32).ConcurrentDictionary(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Indexer/IndexerSet.cs#L137-#L145>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.45 μs | 7.74 μs | 0.92 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Collections.IndexerSet%28Int32%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Collections.IndexerSet%28Int32%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.Collections.IndexerSet&lt;Int32&gt;*'
```

<details>

### System.Collections.IndexerSet&lt;Int32&gt;.ConcurrentDictionary(Size: 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>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [2846fb4bd4e5afc0908891ff728f2afb9900f4c3](https://github.com/dotnet/runtime/commit/2846fb4bd4e5afc0908891ff728f2afb9900f4c3)
Compare | [fa4c14e0d82447c25aa0fa4d9735c905e30836ac](https://github.com/dotnet/runtime/commit/fa4c14e0d82447c25aa0fa4d9735c905e30836ac)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2846fb4bd4e5afc0908891ff728f2afb9900f4c3...fa4c14e0d82447c25aa0fa4d9735c905e30836ac)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.IO.Tests.StringReaderReadToEndTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ReadToEnd - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange%3a%20%5b%20%20%201%2c%20%20%20%208%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/StringReaderReadToEndTests.cs#L17-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.72 ns | 6.17 ns | 0.80 | 0.49 | False | | |
|<ul><li>[ReadToEnd - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange%3a%20%5b%20%20%200%2c%20%20%20%200%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/StringReaderReadToEndTests.cs#L17-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.09 ns | 6.34 ns | 0.70 | 0.41 | False | | |
|<ul><li>[ReadToEndAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange%3a%20%5b%20%20%201%2c%20%20%20%208%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/StringReaderReadToEndTests.cs#L25-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 16.42 ns | 14.53 ns | 0.88 | 0.23 | False | | |
|<ul><li>[ReadToEnd - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange%3a%20%5b%20%2033%2c%20%20128%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/StringReaderReadToEndTests.cs#L17-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.48 ns | 6.27 ns | 0.84 | 0.46 | False | | |
|<ul><li>[ReadToEndAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange%3a%20%5b%20129%2c%201024%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/StringReaderReadToEndTests.cs#L25-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 16.09 ns | 14.65 ns | 0.91 | 0.24 | False | | |
|<ul><li>[ReadToEnd - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange%3a%20%5b%20%20%209%2c%20%20%2032%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/StringReaderReadToEndTests.cs#L17-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.07 ns | 6.66 ns | 0.82 | 0.37 | False | | |
|<ul><li>[ReadToEndAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange%3a%20%5b%20%20%201%2c%20%20%20%201%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/StringReaderReadToEndTests.cs#L25-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 16.30 ns | 14.66 ns | 0.90 | 0.25 | False | | |
|<ul><li>[ReadToEnd - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange%3a%20%5b%20129%2c%201024%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/StringReaderReadToEndTests.cs#L17-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.30 ns | 6.26 ns | 0.86 | 0.45 | False | | |
|<ul><li>[ReadToEnd - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange%3a%20%5b%20%20%200%2c%201024%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/StringReaderReadToEndTests.cs#L17-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.11 ns | 6.83 ns | 0.84 | 0.44 | False | | |
|<ul><li>[ReadToEnd - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange%3a%20%5b1025%2c%202048%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO/StringReaderReadToEndTests.cs#L17-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.06 ns | 6.27 ns | 0.78 | 0.40 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests_007.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests_008.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests_009.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests_010.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Tests.StringReaderReadToEndTests.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.StringReaderReadToEndTests*'
```

<details>

### System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [   1,    8])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [   0,    0])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [   1,    8])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [  33,  128])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [ 129, 1024])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [   9,   32])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [   1,    1])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [ 129, 1024])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [   0, 1024])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [1025, 2048])

#### 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 | ViperUbuntu
Baseline | [2846fb4bd4e5afc0908891ff728f2afb9900f4c3](https://github.com/dotnet/runtime/commit/2846fb4bd4e5afc0908891ff728f2afb9900f4c3)
Compare | [fa4c14e0d82447c25aa0fa4d9735c905e30836ac](https://github.com/dotnet/runtime/commit/fa4c14e0d82447c25aa0fa4d9735c905e30836ac)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2846fb4bd4e5afc0908891ff728f2afb9900f4c3...fa4c14e0d82447c25aa0fa4d9735c905e30836ac)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Threading.Tests.Perf_SemaphoreSlim

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ReleaseWaitAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Threading.Tests.Perf_SemaphoreSlim.ReleaseWaitAsync.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading/Perf.SemaphoreSlim.cs#L24-#L29>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl2SUW/TMBDH3yv1Oxx9cSuyJC1sWossMcY0JDQJNRV7RCa5NEaOHdkX1ojx3Tk36QsvZ9m++/t3/7NBAsJAIOGjKIZA2KaHxqOqtD2mB74J6Tf09Y8CW9U1zmNhdJvu0aAK+Kw03YXBluLDfGZYStWEnrUqRUi6xeUm31xf5ZurfH3Ib3fvt7v1Tbq9vb7Zrt+9zfNdnq+mSo+d40JRObJIme9trL/o/vTKlk2891iHrGG+kLVK20tC6Wytj/HlwapWl8s/4t61nTaKtLNPrkKxA0EaPVYiAbHv7Vdtq3jI2d6JvxHkEemLDuS8LpX5rEg9a2qijvI6OBuW0SoZQzK2Ks8xOdPLGJIJVY5LMoHJcVnNZ6/QefcLS4ICvcaQwKdem+rAzRak2i6B78r0KKP1945dQL/H0Bu6+41eHXE+y7JXeGm4kUkB3rA4sRcBFgtyD6fS9BUuFpBl8HBiSYPgaqi1YS2eKrieBwXhXByBPNqKpxb9LhvlCV64a1iOCfKCeSqd6Vsr/8cdxvMgz9ycR5oMSsH2ITs9TNsn/i+9xxYtidU/qmbwdnYCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 21.90 ns | 18.77 ns | 0.86 | 0.19 | False | | |
|<ul><li>[ReleaseWait - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Threading.Tests.Perf_SemaphoreSlim.ReleaseWait.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading/Perf.SemaphoreSlim.cs#L17-#L22>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 23.23 ns | 20.53 ns | 0.88 | 0.21 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Threading.Tests.Perf_SemaphoreSlim_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Threading.Tests.Perf_SemaphoreSlim_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Threading.Tests.Perf_SemaphoreSlim.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.Threading.Tests.Perf_SemaphoreSlim*'
```

<details>

### System.Threading.Tests.Perf_SemaphoreSlim.ReleaseWaitAsync

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Threading.Tests.Perf_SemaphoreSlim.ReleaseWait

#### 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 | ViperUbuntu
Baseline | [2846fb4bd4e5afc0908891ff728f2afb9900f4c3](https://github.com/dotnet/runtime/commit/2846fb4bd4e5afc0908891ff728f2afb9900f4c3)
Compare | [fa4c14e0d82447c25aa0fa4d9735c905e30836ac](https://github.com/dotnet/runtime/commit/fa4c14e0d82447c25aa0fa4d9735c905e30836ac)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2846fb4bd4e5afc0908891ff728f2afb9900f4c3...fa4c14e0d82447c25aa0fa4d9735c905e30836ac)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.IO.Pipelines.Tests.Perf_Pipe

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SyncReadAsyncWithCancellationToken - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Pipelines.Tests.Perf_Pipe.SyncReadAsyncWithCancellationToken.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO.Pipelines/Perf.Pipe.cs#L78-#L89>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 401.67 μs | 318.65 μs | 0.79 | 0.32 | False | | |
|<ul><li>[ReadAsyncWithCancellationToken - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Pipelines.Tests.Perf_Pipe.ReadAsyncWithCancellationToken.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO.Pipelines/Perf.Pipe.cs#L99-#L115>)</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 ms | 1.48 ms | 0.88 | 0.20 | False | | |
|<ul><li>[SyncReadAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.IO.Pipelines.Tests.Perf_Pipe.SyncReadAsync.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.IO.Pipelines/Perf.Pipe.cs#L30-#L41>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 380.15 μs | 341.34 μs | 0.90 | 0.22 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Pipelines.Tests.Perf_Pipe_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Pipelines.Tests.Perf_Pipe_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Pipelines.Tests.Perf_Pipe_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.IO.Pipelines.Tests.Perf_Pipe.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.Pipelines.Tests.Perf_Pipe*'
```

<details>

### System.IO.Pipelines.Tests.Perf_Pipe.SyncReadAsyncWithCancellationToken

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Pipelines.Tests.Perf_Pipe.ReadAsyncWithCancellationToken

#### ETL Files

#### Histogram

#### JIT Disasms

### System.IO.Pipelines.Tests.Perf_Pipe.SyncReadAsync

#### 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 | ViperUbuntu
Baseline | [2846fb4bd4e5afc0908891ff728f2afb9900f4c3](https://github.com/dotnet/runtime/commit/2846fb4bd4e5afc0908891ff728f2afb9900f4c3)
Compare | [fa4c14e0d82447c25aa0fa4d9735c905e30836ac](https://github.com/dotnet/runtime/commit/fa4c14e0d82447c25aa0fa4d9735c905e30836ac)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2846fb4bd4e5afc0908891ff728f2afb9900f4c3...fa4c14e0d82447c25aa0fa4d9735c905e30836ac)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Collections.Sort&lt;IntStruct&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Array_ComparerStruct - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Collections.Sort(IntStruct).Array_ComparerStruct(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Sort.cs#L50-#L51>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 14.29 μs | 13.14 μs | 0.92 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Collections.Sort%28IntStruct%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_01_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Improvement/System.Collections.Sort%28IntStruct%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.Collections.Sort&lt;IntStruct&gt;*'
```

<details>

### System.Collections.Sort&lt;IntStruct&gt;.Array_ComparerStruct(Size: 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	ViperUbuntu
Baseline	2846fb4bd4e5afc0908891ff728f2afb9900f4c3
Compare	fa4c14e0d82447c25aa0fa4d9735c905e30836ac
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ReadToEnd - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.72 ns	6.17 ns	0.80	0.49	False
ReadToEnd - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.09 ns	6.34 ns	0.70	0.41	False
ReadToEndAsync - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	16.42 ns	14.53 ns	0.88	0.23	False
ReadToEnd - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.48 ns	6.27 ns	0.84	0.46	False
ReadToEndAsync - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	16.09 ns	14.65 ns	0.91	0.24	False
ReadToEnd - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.07 ns	6.66 ns	0.82	0.37	False
ReadToEndAsync - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	16.30 ns	14.66 ns	0.90	0.25	False
ReadToEnd - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.30 ns	6.26 ns	0.86	0.45	False
ReadToEnd - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.11 ns	6.83 ns	0.84	0.44	False
ReadToEnd - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.06 ns	6.27 ns	0.78	0.40	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ReleaseWaitAsync - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	21.90 ns	18.77 ns	0.86	0.19	False
ReleaseWait - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	23.23 ns	20.53 ns	0.88	0.21	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
SyncReadAsyncWithCancellationToken - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	401.67 μs	318.65 μs	0.79	0.32	False
ReadAsyncWithCancellationToken - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.68 ms	1.48 ms	0.88	0.20	False
SyncReadAsync - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	380.15 μs	341.34 μs	0.90	0.22	False

[Perf] Linux/x64: 17 Improvements on 3/24/2025 9:53:02 PM +00:00 #52759

Description

Run Information

Improvements in System.Collections.IndexerSet<Int32>

Repro

System.Collections.IndexerSet<Int32>.ConcurrentDictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.IO.Tests.StringReaderReadToEndTests

Repro

System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [ 1, 8])

ETL Files

Histogram

JIT Disasms

System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [ 0, 0])

ETL Files

Histogram

JIT Disasms

System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [ 1, 8])

ETL Files

Histogram

JIT Disasms

System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [ 33, 128])

ETL Files

Histogram

JIT Disasms

System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [ 129, 1024])

ETL Files

Histogram

JIT Disasms

System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [ 9, 32])

ETL Files

Histogram

JIT Disasms

System.IO.Tests.StringReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [ 1, 1])

ETL Files

Histogram

JIT Disasms

System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [ 129, 1024])

ETL Files

Histogram

JIT Disasms

System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [ 0, 1024])

ETL Files

Histogram

JIT Disasms

System.IO.Tests.StringReaderReadToEndTests.ReadToEnd(LineLengthRange: [1025, 2048])

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Threading.Tests.Perf_SemaphoreSlim

Repro

System.Threading.Tests.Perf_SemaphoreSlim.ReleaseWaitAsync

ETL Files

Histogram

JIT Disasms

System.Threading.Tests.Perf_SemaphoreSlim.ReleaseWait

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.IO.Pipelines.Tests.Perf_Pipe

Repro

System.IO.Pipelines.Tests.Perf_Pipe.SyncReadAsyncWithCancellationToken

ETL Files

Histogram

JIT Disasms

System.IO.Pipelines.Tests.Perf_Pipe.ReadAsyncWithCancellationToken

ETL Files

Histogram

JIT Disasms

System.IO.Pipelines.Tests.Perf_Pipe.SyncReadAsync

ETL Files

Histogram