[Perf] Linux/x64: 4 Improvements on 5/16/2025 10:16:17 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [2f8f6e71c8e9216840c7f80fb71c545e1cdac580](https://github.com/dotnet/runtime/commit/2f8f6e71c8e9216840c7f80fb71c545e1cdac580)
Compare | [e2ad5fcc1702105d9cb9c32802181976df1b97ba](https://github.com/dotnet/runtime/commit/e2ad5fcc1702105d9cb9c32802181976df1b97ba)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2f8f6e71c8e9216840c7f80fb71c545e1cdac580...e2ad5fcc1702105d9cb9c32802181976df1b97ba)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Document.Tests.Perf_EnumerateArray

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[EnumerateArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateArray(TestCase%3a%20ArrayOfStrings).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Document/EnumerateArray.cs#L54-#L58>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 601.94 ns | 305.06 ns | 0.51 | 0.40 | False | | |
|<ul><li>[EnumerateArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateArray(TestCase%3a%20ArrayOfNumbers).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Document/EnumerateArray.cs#L54-#L58>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 597.55 ns | 532.96 ns | 0.89 | 0.31 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_20_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Text.Json.Document.Tests.Perf_EnumerateArray_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_20_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Text.Json.Document.Tests.Perf_EnumerateArray_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_20_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Text.Json.Document.Tests.Perf_EnumerateArray.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.Document.Tests.Perf_EnumerateArray*'
```

<details>

### System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateArray(TestCase: ArrayOfStrings)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateArray(TestCase: ArrayOfNumbers)

#### 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 | [2f8f6e71c8e9216840c7f80fb71c545e1cdac580](https://github.com/dotnet/runtime/commit/2f8f6e71c8e9216840c7f80fb71c545e1cdac580)
Compare | [e2ad5fcc1702105d9cb9c32802181976df1b97ba](https://github.com/dotnet/runtime/commit/e2ad5fcc1702105d9cb9c32802181976df1b97ba)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2f8f6e71c8e9216840c7f80fb71c545e1cdac580...e2ad5fcc1702105d9cb9c32802181976df1b97ba)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[IterateForEachTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Char).IterateForEachTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L131-#L133>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 44.44 ns | 35.88 ns | 0.81 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_20_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_20_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%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.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;*'
```

<details>

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.IterateForEachTenSegments

#### 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 | [2f8f6e71c8e9216840c7f80fb71c545e1cdac580](https://github.com/dotnet/runtime/commit/2f8f6e71c8e9216840c7f80fb71c545e1cdac580)
Compare | [e2ad5fcc1702105d9cb9c32802181976df1b97ba](https://github.com/dotnet/runtime/commit/e2ad5fcc1702105d9cb9c32802181976df1b97ba)
Diff | [Diff](https://github.com/dotnet/runtime/compare/2f8f6e71c8e9216840c7f80fb71c545e1cdac580...e2ad5fcc1702105d9cb9c32802181976df1b97ba)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[IterateForEachTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Byte).IterateForEachTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L131-#L133>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 45.62 ns | 34.46 ns | 0.76 | 0.08 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_20_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/05_20_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%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.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;*'
```

<details>

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.IterateForEachTenSegments

#### 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	2f8f6e71c8e9216840c7f80fb71c545e1cdac580
Compare	e2ad5fcc1702105d9cb9c32802181976df1b97ba
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
EnumerateArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	601.94 ns	305.06 ns	0.51	0.40	False
EnumerateArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	597.55 ns	532.96 ns	0.89	0.31	False

Uh oh!

[Perf] Linux/x64: 4 Improvements on 5/16/2025 10:16:17 PM +00:00 #55718

Description

Run Information

Improvements in System.Text.Json.Document.Tests.Perf_EnumerateArray

Repro

System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateArray(TestCase: ArrayOfStrings)

ETL Files

Histogram

JIT Disasms

System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateArray(TestCase: ArrayOfNumbers)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Buffers.Tests.ReadOnlySequenceTests<Char>

Repro

System.Buffers.Tests.ReadOnlySequenceTests<Char>.IterateForEachTenSegments

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Buffers.Tests.ReadOnlySequenceTests<Byte>

Repro

System.Buffers.Tests.ReadOnlySequenceTests<Byte>.IterateForEachTenSegments

ETL Files

Histogram

JIT Disasms

Docs

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