[Perf] Linux/x64: 3 Improvements on 5/19/2025 2:55:33 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [ab105b51f8b50ec5567d7cfe9001ca54dd6f64c3](https://github.com/dotnet/runtime/commit/ab105b51f8b50ec5567d7cfe9001ca54dd6f64c3)
Compare | [97424fe7d2e9cc3e13bae040657f30bf4fb708da](https://github.com/dotnet/runtime/commit/97424fe7d2e9cc3e13bae040657f30bf4fb708da)
Diff | [Diff](https://github.com/dotnet/runtime/compare/ab105b51f8b50ec5567d7cfe9001ca54dd6f64c3...97424fe7d2e9cc3e13bae040657f30bf4fb708da)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.IO.Tests.StringReaderReadLineTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ReadLineAsync - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.IO.Tests.StringReaderReadLineTests.ReadLineAsync(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/StringReaderReadLineTests.cs#L29-#L38>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 240.55 μs | 199.33 μs | 0.83 | 0.09 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_27_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.IO.Tests.StringReaderReadLineTests_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_27_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.IO.Tests.StringReaderReadLineTests.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.StringReaderReadLineTests*'
```

<details>

### System.IO.Tests.StringReaderReadLineTests.ReadLineAsync(LineLengthRange: [   0,    0])

#### 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 | [ab105b51f8b50ec5567d7cfe9001ca54dd6f64c3](https://github.com/dotnet/runtime/commit/ab105b51f8b50ec5567d7cfe9001ca54dd6f64c3)
Compare | [97424fe7d2e9cc3e13bae040657f30bf4fb708da](https://github.com/dotnet/runtime/commit/97424fe7d2e9cc3e13bae040657f30bf4fb708da)
Diff | [Diff](https://github.com/dotnet/runtime/compare/ab105b51f8b50ec5567d7cfe9001ca54dd6f64c3...97424fe7d2e9cc3e13bae040657f30bf4fb708da)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Globalization.Tests.StringEquality

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Compare_DifferentFirstChar - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Globalization.Tests.StringEquality.Compare_DifferentFirstChar(Count%3a%201024%2c%20Options%3a%20(%2c%20IgnoreCase)).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Globalization/StringEquality.cs#L69-#L71>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 26.74 ns | 25.07 ns | 0.94 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_27_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Globalization.Tests.StringEquality_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_27_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Globalization.Tests.StringEquality.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.Globalization.Tests.StringEquality*'
```

<details>

### System.Globalization.Tests.StringEquality.Compare_DifferentFirstChar(Count: 1024, Options: (, IgnoreCase))

#### 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 | [ab105b51f8b50ec5567d7cfe9001ca54dd6f64c3](https://github.com/dotnet/runtime/commit/ab105b51f8b50ec5567d7cfe9001ca54dd6f64c3)
Compare | [97424fe7d2e9cc3e13bae040657f30bf4fb708da](https://github.com/dotnet/runtime/commit/97424fe7d2e9cc3e13bae040657f30bf4fb708da)
Diff | [Diff](https://github.com/dotnet/runtime/compare/ab105b51f8b50ec5567d7cfe9001ca54dd6f64c3...97424fe7d2e9cc3e13bae040657f30bf4fb708da)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Collections.ContainsTrueComparer&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[HashSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Collections.ContainsTrueComparer(Int32).HashSet(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Contains/ContainsTrueComparer.cs#L43-#L52>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 3.67 μs | 2.00 μs | 0.55 | 0.10 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_27_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Collections.ContainsTrueComparer%28Int32%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_27_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Collections.ContainsTrueComparer%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.ContainsTrueComparer&lt;Int32&gt;*'
```

<details>

### System.Collections.ContainsTrueComparer&lt;Int32&gt;.HashSet(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>

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Uh oh!

[Perf] Linux/x64: 3 Improvements on 5/19/2025 2:55:33 AM +00:00 #56170

Run Information

Improvements in System.IO.Tests.StringReaderReadLineTests

Repro

System.IO.Tests.StringReaderReadLineTests.ReadLineAsync(LineLengthRange: [ 0, 0])

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Globalization.Tests.StringEquality

Repro

System.Globalization.Tests.StringEquality.Compare_DifferentFirstChar(Count: 1024, Options: (, IgnoreCase))

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Collections.ContainsTrueComparer<Int32>

Repro

System.Collections.ContainsTrueComparer<Int32>.HashSet(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	ab105b51f8b50ec5567d7cfe9001ca54dd6f64c3
Compare	97424fe7d2e9cc3e13bae040657f30bf4fb708da
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

[Perf] Linux/x64: 3 Improvements on 5/19/2025 2:55:33 AM +00:00 #56170

Description

Run Information

Improvements in System.IO.Tests.StringReaderReadLineTests

Repro

System.IO.Tests.StringReaderReadLineTests.ReadLineAsync(LineLengthRange: [ 0, 0])

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Globalization.Tests.StringEquality

Repro

System.Globalization.Tests.StringEquality.Compare_DifferentFirstChar(Count: 1024, Options: (, IgnoreCase))

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Collections.ContainsTrueComparer<Int32>

Repro

System.Collections.ContainsTrueComparer<Int32>.HashSet(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions