[Perf] Linux/arm64: 28 Improvements on 6/3/2025 8:09:30 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
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>[SliceTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Byte).SliceTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L143-#L145>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl2SQY/TMBCF75X6H4Ze3IpsknYBLQUj6LICCa2QmgrOJp40Ro5d7DHbiN3/vnaSXriMlZeZl2+eo5GA0BNw+Miq3hN2+S40DTqfH6Lu8z0K+d3ovsI/AU2Ng/p+1xN+yCutkmAqPHZoyLN385mOjqIhdNFSCkJSHS435eb1Vfnqar05lDfbTbldX+dvr2/K9Zv1y7LcluVqmnR4snGQSUsGqXDBpPmL7y8nTN2m9w4bX7QRzRedUObSUFvTqGP6cm9Ep+rlP3Zru5PSgpQ191Yi2wIjhQ4ly4Dtg/mmjExi7HaWPSWQL0hflSfrVC30Z0Hip6I2+QinvDV+mRLjqWTjqnyo2UDPU8kmVD4e2QTGx2M1nz3CydnfWBNU6BT6DHZBaXmIy1YkulMGP4QOyFPatzamgG6PPmj69BedOOJ8VhSP8NDGRSYHeBHNKWbhYbEge3eudZC4WEBRwN05WmoE20CjdPRS5gg2xIsCPwwnIIdGxltLedetcAQPcWtYjg38gnmurQ6d4f/j9qPu+cAd+0iRRs5ifBiT7qfHexQ+OEx/C1s9A30D9tx9AgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 17.21 ns | 13.02 ns | 0.76 | 0.18 | False | | |
|<ul><li>[FirstSpanTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Byte).FirstSpanTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L66-#L68>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 4.12 ns | 3.07 ns | 0.75 | 0.02 | False | | |
|<ul><li>[FirstSingleSegment - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Byte).FirstSingleSegment.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L119-#L121>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 3.32 ns | 2.27 ns | 0.68 | 0.09 | False | | |
|<ul><li>[IterateGetPositionTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Byte).IterateGetPositionTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L135-#L137>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 55.43 ns | 51.30 ns | 0.93 | 0.22 | False | | |
|<ul><li>[FirstTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Byte).FirstTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L139-#L141>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 3.23 ns | 2.18 ns | 0.68 | 0.04 | False | | |
|<ul><li>[IterateForEachTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_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> | 42.16 ns | 28.52 ns | 0.68 | 0.02 | False | | |
|<ul><li>[IterateTryGetTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Byte).IterateTryGetTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L127-#L129>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 39.88 ns | 28.79 ns | 0.72 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_007.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_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;.SliceTenSegments

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.FirstSpanTenSegments

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.FirstSingleSegment

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.IterateGetPositionTenSegments

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.FirstTenSegments

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.IterateForEachTenSegments

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.IterateTryGetTenSegments

#### 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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Perf_Convert

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[GetTypeCode - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Perf_Convert.GetTypeCode.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.Convert.cs#L29-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1RwY7TMBS8V+o/PHpxK7JNGnUFFFkCygoktBLaVssRmfilMXLsyH5hG7H8O89NetnLs2zPjGfGFgkII4GED+IwRMJ2/R1D/XPv3R8MtP6CdBw63HuN4v18ZhmvasLABK0IybS4LIvy9qbY3mzKY/F2V253m+168267eVPevi6KXVGsJmbAzjNRaE8OKQ+9S/yr7q+gXNWk+4B1zBtUOuatMu4KqLyrzSm9PDjVmmr5V+x92xmryHh3nyzuQJDBgFpkIB569804nQ4ZHbz4l4xwoq8mkg+mUvazIvXDUJN0VDDRu7hMfcg0sjGqvMzs4l6mkU1W5bhkkzE5Lqv57Bm64H9jRXDAYDBm8Kk3Vh857IFU22XwqGyP8siP7D23gOEBY2/pI3euTjif5fkzPDUcZFKAVyxO3EWExYL83bmyvcbFAvIc7s4saRF8DbWxrGXcCXzPHwXxQk6GAjrNv5b6rhoVCJ44NSxHgLzaPFfe9q2TL+0O43mUF9+MI0MWpeD6kJsepu09qtgHbNGRWP0HcZIHpFsCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 3.36 ns | 0.97 ns | 0.29 | 0.22 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Perf_Convert_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Perf_Convert.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.Perf_Convert*'
```

<details>

### System.Perf_Convert.GetTypeCode

#### 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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Reflection.Invoke

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Field_SetStatic_int - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Reflection.Invoke.Field_SetStatic_int.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/System.Reflection/Invoke.cs#L439-#L446>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 15.10 ns | 13.00 ns | 0.86 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Reflection.Invoke_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Reflection.Invoke.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.Reflection.Invoke*'
```

<details>

### System.Reflection.Invoke.Field_SetStatic_int

#### 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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Tests.Perf_StringBuilder

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToString_SingleSegment - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Text.Tests.Perf_StringBuilder.ToString_SingleSegment(length%3a%20100).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text/Perf.StringBuilder.cs#L47-#L50>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 27.73 ns | 25.49 ns | 0.92 | 0.24 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Text.Tests.Perf_StringBuilder_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Text.Tests.Perf_StringBuilder.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.Tests.Perf_StringBuilder*'
```

<details>

### System.Text.Tests.Perf_StringBuilder.ToString_SingleSegment(length: 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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Collections.CtorFromCollection&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ImmutableArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.CtorFromCollection(Int32).ImmutableArray(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Create/CtorFromCollection.cs#L80-#L81>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 198.38 ns | 183.01 ns | 0.92 | 0.02 | False | | |
|<ul><li>[FrozenDictionaryOptimized - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.CtorFromCollection(Int32).FrozenDictionaryOptimized(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Create/CtorFromCollection.cs#L104-#L106>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 34.72 μs | 22.53 μs | 0.65 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Collections.CtorFromCollection%28Int32%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Collections.CtorFromCollection%28Int32%29_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Collections.CtorFromCollection%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.CtorFromCollection&lt;Int32&gt;*'
```

<details>

### System.Collections.CtorFromCollection&lt;Int32&gt;.ImmutableArray(Size: 512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Collections.CtorFromCollection&lt;Int32&gt;.FrozenDictionaryOptimized(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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Threading.Tasks.ValueTaskPerfTest

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[CreateAndAwait_FromCompletedValueTaskSource - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedValueTaskSource.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading.Tasks.Extensions/Perf.ValueTask.cs#L70-#L74>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 16.90 ns | 12.42 ns | 0.73 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Threading.Tasks.ValueTaskPerfTest_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Threading.Tasks.ValueTaskPerfTest.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.Tasks.ValueTaskPerfTest*'
```

<details>

### System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedValueTaskSource

#### 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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Memory.ReadOnlySequence

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Slice_Start_And_EndPosition - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.ReadOnlySequence.Slice_Start_And_EndPosition(Segment%3a%20Multiple).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/ReadOnlySequence.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> | 11.67 ns | 8.53 ns | 0.73 | 0.30 | False | | |
|<ul><li>[Slice_Repeat_StartPosition_And_EndPosition - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.ReadOnlySequence.Slice_Repeat_StartPosition_And_EndPosition(Segment%3a%20Multiple).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/ReadOnlySequence.cs#L89-#L98>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 50.16 ns | 29.07 ns | 0.58 | 0.04 | False | | |
|<ul><li>[Slice_StartPosition_And_Length - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.ReadOnlySequence.Slice_StartPosition_And_Length(Segment%3a%20Multiple).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/ReadOnlySequence.cs#L72-#L73>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl2SwY7TMBCG75X6DkMvbkW2CWVZaJEllmUFElSgpoJjZZJJYuTYwZ7sNmJ5d8ZteuEyVuyZf775JwYJCAOBhHciHwJhu9xi6/yw3KEqv1oz5Pi7R1vgMje6wENOytM3FzRpZw+3tjx8QVtTM8+xbtHSBra9Id0ZXIi304nhBqoi9NyhVISkW5yvstWrq+z66sVqn73ZrG421+vl+ubl+nW2fp5lmyxbjJUeO8eFonRkkVLf21h/0f3plS2a+O6xCmnDwCFtlbaXhMLZStex82BVq4v5H3Hn2k4bFeG3rkSxAUEaPZYiAbHr7Wdty3jJ2d6JvxHkI9InHch5XSjzQZH6oamJOsrr4GyYRwNlDMl5VHmKyYlexpCMqPJ8JCOYPB+L6eQJOu9+YUGQo9cYEnjfa1PueVj2u+0S+K5Mj3LPTe4cu4B+h4F9vn1Ar2qcTtL0CR4bHmRUgGcsTuxFgNmM3P2xMH2JsxmkKdwfWdIguAoqbVhL2xpcz4uCcCqOQB5tyVuLfhcNrxweeWqYnxPkBfNYONO3Vv6PO5zvgzxxcx5pMigF24fs9DB+blGF3mP8b8TiH5DuYJmMAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 12.01 ns | 8.57 ns | 0.71 | 0.30 | False | | |
|<ul><li>[Slice_StartPosition - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.ReadOnlySequence.Slice_StartPosition(Segment%3a%20Multiple).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/ReadOnlySequence.cs#L60-#L61>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl2SUW/TMBDH3yv1Oxx9cSqyJkSbNhVZAsYEEqo2NRU8IpNcGiPHDvaFNWJ8d85N+sLLWbbv/v7d/2yQgDAQSHgnyjEQdpsdds6Pmz2q+tGascRfA9oKN6XRFX4vSXl6ckGTdjYp8dihpS3sBkO6N7gWb5cLw6qqIfQsWytC0h0mRV7cXOXXV2+KQ363LW63eb7Jr2+Lm+LudZ7zbj1XeuwdF4rakUXK/GBj/UX3h1e2auO9xyZkLVOGrFPaXhIqZxt9jC+PVnW6Sv6Ie9f12qhIvHM1ii0I0uixFimI/WC/aFvHQ872TvyNIJ+QPutAzutKmY+K1DdNbdRRXgdnQxJdkzGkU6vyHNMzvYwhnVHltKQzmJyW9XLxAr13P7EiKNFrDCl8GLSpD9wsm9z1KXxVZkB54EfuHbuAfo+BfX7/G7064nKRZS/w3HIjswK8YnFiLwKsVuQeTpUZalytIMvg4cSSBsE10GjDWtoewQ08KAjn4gjk0dY8teh31fKc4Zm7hmRKkBfMU+XM0Fn5P+44nQd55uY80mRQCrYP2elx3u5QhcFj/Ddi/Q8odmMegQIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 10.98 ns | 7.75 ns | 0.71 | 0.48 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.ReadOnlySequence_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.ReadOnlySequence_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.ReadOnlySequence_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.ReadOnlySequence_004.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.ReadOnlySequence.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.Memory.ReadOnlySequence*'
```

<details>

### System.Memory.ReadOnlySequence.Slice_Start_And_EndPosition(Segment: Multiple)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.ReadOnlySequence.Slice_Repeat_StartPosition_And_EndPosition(Segment: Multiple)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.ReadOnlySequence.Slice_StartPosition_And_Length(Segment: Multiple)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.ReadOnlySequence.Slice_StartPosition(Segment: Multiple)

#### 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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
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_arm64_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> | 39.19 ns | 28.28 ns | 0.72 | 0.09 | False | | |
|<ul><li>[FirstTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Char).FirstTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L139-#L141>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 3.49 ns | 2.17 ns | 0.62 | 0.12 | False | | |
|<ul><li>[FirstSingleSegment - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Char).FirstSingleSegment.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L119-#L121>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 3.34 ns | 2.28 ns | 0.68 | 0.10 | False | | |
|<ul><li>[IterateTryGetTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Char).IterateTryGetTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L127-#L129>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 40.86 ns | 30.60 ns | 0.75 | 0.20 | False | | |
|<ul><li>[SliceTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Char).SliceTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L143-#L145>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 17.20 ns | 12.96 ns | 0.75 | 0.16 | False | | |
|<ul><li>[IterateGetPositionTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Tests.ReadOnlySequenceTests(Char).IterateGetPositionTenSegments.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L135-#L137>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 55.39 ns | 44.09 ns | 0.80 | 0.14 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_006.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_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

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.FirstTenSegments

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.FirstSingleSegment

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.IterateTryGetTenSegments

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.SliceTenSegments

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.IterateGetPositionTenSegments

#### 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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Tests.Utf8JsonReaderCommentsTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Utf8JsonReaderCommentParsing - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Text.Json.Tests.Utf8JsonReaderCommentsTests.Utf8JsonReaderCommentParsing(CommentHandling%3a%20Skip%2c%20SegmentSize%3a%20100%2c%20TestCase%3a%20LongSingleLine).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonReader/Utf8JsonReader.Comments.Tests.cs#L51-#L62>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACn1SwY7TMBC9V+o/DL24FdnGDSxagiwBy4oV7EqoKXA2yaQ1OHZlT9gWln9nnKYXDlzGmfHMy3tvbJGAMBIoeC2qYyTslhs80PJD9I6/IsXlZ2qvUrpG3WC49l2HjuJ/7j7pEI3bzsf0VrvGcl5C9cPsM6hwm8qV+YUlrKTMIGFd68jpnXfbinst3hmHC/FqOrFMUbeEgTk2mpBMh/NCFpcX8vnFqtjIq7J4WcoXy+JSFnL17KmUpZSLcTLg3vOgaDw5pDz0Ls2fcb8F7epdug/YxnzHKmLeaePODbV3rdmmPx+d7kw9/y1Y1d5YTca7e9+gKEGQwYCNyECse/fRuCYVuTt48ScReY90ayL5YGpt32nSXw3tEo4Ohs2L87QClUJ2kqqGmA3sVQrZSFWdjmwkpk7HYjp5hH3w37EmtjcYjBm87Y1tNiy2It2x7V+07VENVnt2AcMaY2/pzU8MeovTSZ4/wsOOhYwI8ITBib2IMJuRvznUtm9wNoM8h5sDQ1oE30JrLGPxysD3vCiIw3AiFNDxm4Dkd73TgeCBVcP81KDONA+1t33n1L90j6d6VANv7iNDFpVg+5CdPo7pPerYB0wPSiz+Ao2c20DOAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 664.57 ns | 604.79 ns | 0.91 | 0.00 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Text.Json.Tests.Utf8JsonReaderCommentsTests_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Text.Json.Tests.Utf8JsonReaderCommentsTests.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.Tests.Utf8JsonReaderCommentsTests*'
```

<details>

### System.Text.Json.Tests.Utf8JsonReaderCommentsTests.Utf8JsonReaderCommentParsing(CommentHandling: Skip, SegmentSize: 100, TestCase: LongSingleLine)

#### 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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Net.Primitives.Tests.IPAddressPerformanceTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[GetAddressBytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Net.Primitives.Tests.IPAddressPerformanceTests.GetAddressBytes(address%3a%201020%3a3040%3a5060%3a7080%3a9010%3a1112%3a1314%3a1516).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Net.Primitives/IPAddressPerformanceTests.cs#L30-#L33>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.62 ns | 8.30 ns | 0.86 | 0.48 | False | | |
|<ul><li>[GetAddressBytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Net.Primitives.Tests.IPAddressPerformanceTests.GetAddressBytes(address%3a%20143.24.20.36).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Net.Primitives/IPAddressPerformanceTests.cs#L30-#L33>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.47 ns | 7.28 ns | 0.86 | 0.53 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Net.Primitives.Tests.IPAddressPerformanceTests_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Net.Primitives.Tests.IPAddressPerformanceTests_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Net.Primitives.Tests.IPAddressPerformanceTests.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.Net.Primitives.Tests.IPAddressPerformanceTests*'
```

<details>

### System.Net.Primitives.Tests.IPAddressPerformanceTests.GetAddressBytes(address: 1020:3040:5060:7080:9010:1112:1314:1516)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Net.Primitives.Tests.IPAddressPerformanceTests.GetAddressBytes(address: 143.24.20.36)

#### 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 | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [fcd197c9a4ea9def2049fdb302eede3e044fba5f](https://github.com/dotnet/runtime/commit/fcd197c9a4ea9def2049fdb302eede3e044fba5f)
Compare | [8091e6036b0d7bb0958e546e17238096108850ec](https://github.com/dotnet/runtime/commit/8091e6036b0d7bb0958e546e17238096108850ec)
Diff | [Diff](https://github.com/dotnet/runtime/compare/fcd197c9a4ea9def2049fdb302eede3e044fba5f...8091e6036b0d7bb0958e546e17238096108850ec)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Collections.CtorFromCollectionNonGeneric&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SortedList - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.CtorFromCollectionNonGeneric(Int32).SortedList(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Create/CtorFromCollectionNonGeneric.cs#L40-#L41>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 89.25 μs | 74.52 μs | 0.83 | 0.34 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Collections.CtorFromCollectionNonGeneric%28Int32%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Collections.CtorFromCollectionNonGeneric%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.CtorFromCollectionNonGeneric&lt;Int32&gt;*'
```

<details>

### System.Collections.CtorFromCollectionNonGeneric&lt;Int32&gt;.SortedList(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	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	fcd197c9a4ea9def2049fdb302eede3e044fba5f
Compare	8091e6036b0d7bb0958e546e17238096108850ec
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
SliceTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	17.21 ns	13.02 ns	0.76	0.18	False
FirstSpanTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	4.12 ns	3.07 ns	0.75	0.02	False
FirstSingleSegment - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.32 ns	2.27 ns	0.68	0.09	False
IterateGetPositionTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	55.43 ns	51.30 ns	0.93	0.22	False
FirstTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.23 ns	2.18 ns	0.68	0.04	False
IterateForEachTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.16 ns	28.52 ns	0.68	0.02	False
IterateTryGetTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	39.88 ns	28.79 ns	0.72	0.06	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ImmutableArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	198.38 ns	183.01 ns	0.92	0.02	False
FrozenDictionaryOptimized - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	34.72 μs	22.53 μs	0.65	0.02	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Slice_Start_And_EndPosition - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.67 ns	8.53 ns	0.73	0.30	False
Slice_Repeat_StartPosition_And_EndPosition - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	50.16 ns	29.07 ns	0.58	0.04	False
Slice_StartPosition_And_Length - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.01 ns	8.57 ns	0.71	0.30	False
Slice_StartPosition - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.98 ns	7.75 ns	0.71	0.48	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
IterateForEachTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	39.19 ns	28.28 ns	0.72	0.09	False
FirstTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.49 ns	2.17 ns	0.62	0.12	False
FirstSingleSegment - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.34 ns	2.28 ns	0.68	0.10	False
IterateTryGetTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	40.86 ns	30.60 ns	0.75	0.20	False
SliceTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	17.20 ns	12.96 ns	0.75	0.16	False
IterateGetPositionTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	55.39 ns	44.09 ns	0.80	0.14	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
GetAddressBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.62 ns	8.30 ns	0.86	0.48	False
GetAddressBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.47 ns	7.28 ns	0.86	0.53	False

[Perf] Linux/arm64: 28 Improvements on 6/3/2025 8:09:30 PM +00:00 #57437

Description

Run Information

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

Repro

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Perf_Convert

Repro

System.Perf_Convert.GetTypeCode

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Reflection.Invoke

Repro

System.Reflection.Invoke.Field_SetStatic_int

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Tests.Perf_StringBuilder

Repro

System.Text.Tests.Perf_StringBuilder.ToString_SingleSegment(length: 100)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Collections.CtorFromCollection<Int32>

Repro

System.Collections.CtorFromCollection<Int32>.ImmutableArray(Size: 512)

ETL Files

Histogram

JIT Disasms

System.Collections.CtorFromCollection<Int32>.FrozenDictionaryOptimized(Size: 512)

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Improvements in System.Threading.Tasks.ValueTaskPerfTest

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System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedValueTaskSource

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Improvements in System.Memory.ReadOnlySequence