[Perf] Linux/arm64: 14 Improvements on 3/8/2025 7:47:21 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | ubuntu 22.04
Queue | AmpereUbuntu
Baseline | [7eb07dde40933cace91d57aae0a3e569fd042def](https://github.com/dotnet/runtime/commit/7eb07dde40933cace91d57aae0a3e569fd042def)
Compare | [d17420560540e4184a78f431de8341f747068c4f](https://github.com/dotnet/runtime/commit/d17420560540e4184a78f431de8341f747068c4f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7eb07dde40933cace91d57aae0a3e569fd042def...d17420560540e4184a78f431de8341f747068c4f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[DeserializeFromUtf8Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Text.Json.Serialization.Tests.ReadJson(Nullable(DateTimeOffset)).DeserializeFromUtf8Bytes(Mode%3a%20Reflection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/ReadJson.cs#L70-#L72>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 116.48 ns | 109.63 ns | 0.94 | 0.05 | False | | |
|<ul><li>[DeserializeFromUtf8Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Text.Json.Serialization.Tests.ReadJson(Nullable(DateTimeOffset)).DeserializeFromUtf8Bytes(Mode%3a%20SourceGen).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/ReadJson.cs#L70-#L72>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 118.08 ns | 111.37 ns | 0.94 | 0.16 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Text.Json.Serialization.Tests.ReadJson%28Nullable%28DateTimeOffset%29%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Text.Json.Serialization.Tests.ReadJson%28Nullable%28DateTimeOffset%29%29_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Text.Json.Serialization.Tests.ReadJson%28Nullable%28DateTimeOffset%29%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;*'
```

<details>

### System.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;.DeserializeFromUtf8Bytes(Mode: Reflection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;.DeserializeFromUtf8Bytes(Mode: SourceGen)

#### 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 | [7eb07dde40933cace91d57aae0a3e569fd042def](https://github.com/dotnet/runtime/commit/7eb07dde40933cace91d57aae0a3e569fd042def)
Compare | [d17420560540e4184a78f431de8341f747068c4f](https://github.com/dotnet/runtime/commit/d17420560540e4184a78f431de8341f747068c4f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7eb07dde40933cace91d57aae0a3e569fd042def...d17420560540e4184a78f431de8341f747068c4f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Memory.Constructors&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[MemoryFromArrayStartLength - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Constructors(String).MemoryFromArrayStartLength.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Constructors.cs#L73-#L74>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.45 ns | 3.20 ns | 0.50 | 0.46 | False | | |
|<ul><li>[ReadOnlyMemoryFromArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Constructors(String).ReadOnlyMemoryFromArray.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Constructors.cs#L70-#L71>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.50 ns | 0.95 ns | 0.38 | 0.28 | False | | |
|<ul><li>[MemoryFromArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Constructors(String).MemoryFromArray.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Constructors.cs#L67-#L68>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.23 ns | 3.15 ns | 0.44 | 0.49 | False | | |
|<ul><li>[ArrayAsMemory - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Constructors(String).ArrayAsMemory.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Constructors.cs#L85-#L86>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.74 ns | 4.20 ns | 0.54 | 0.46 | False | | |
|<ul><li>[ArrayAsMemoryStartLength - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Constructors(String).ArrayAsMemoryStartLength.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Constructors.cs#L88-#L89>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.90 ns | 4.25 ns | 0.54 | 0.44 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_005.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%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.Memory.Constructors&lt;String&gt;*'
```

<details>

### System.Memory.Constructors&lt;String&gt;.MemoryFromArrayStartLength

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.Constructors&lt;String&gt;.ReadOnlyMemoryFromArray

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.Constructors&lt;String&gt;.MemoryFromArray

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.Constructors&lt;String&gt;.ArrayAsMemory

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.Constructors&lt;String&gt;.ArrayAsMemoryStartLength

#### 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 | [7eb07dde40933cace91d57aae0a3e569fd042def](https://github.com/dotnet/runtime/commit/7eb07dde40933cace91d57aae0a3e569fd042def)
Compare | [d17420560540e4184a78f431de8341f747068c4f](https://github.com/dotnet/runtime/commit/d17420560540e4184a78f431de8341f747068c4f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7eb07dde40933cace91d57aae0a3e569fd042def...d17420560540e4184a78f431de8341f747068c4f)
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>[FirstMemory - 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).FirstMemory.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L101-#L102>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 10.61 ns | 7.57 ns | 0.71 | 0.14 | False | | |
|<ul><li>[FirstArray - 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).FirstArray.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L52-#L53>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.63 ns | 6.67 ns | 0.69 | 0.16 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_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/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_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;.FirstMemory

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.FirstArray

#### 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 | [7eb07dde40933cace91d57aae0a3e569fd042def](https://github.com/dotnet/runtime/commit/7eb07dde40933cace91d57aae0a3e569fd042def)
Compare | [d17420560540e4184a78f431de8341f747068c4f](https://github.com/dotnet/runtime/commit/d17420560540e4184a78f431de8341f747068c4f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7eb07dde40933cace91d57aae0a3e569fd042def...d17420560540e4184a78f431de8341f747068c4f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in Microsoft.Extensions.Primitives.StringSegmentBenchmark

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Trim - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/Microsoft.Extensions.Primitives.StringSegmentBenchmark.Trim.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/Microsoft.Extensions.Primitives/StringSegmentBenchmark.cs#L83-#L84>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 20.99 ns | 18.23 ns | 0.87 | 0.00 | False | | |
|<ul><li>[SubSegment - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/Microsoft.Extensions.Primitives.StringSegmentBenchmark.SubSegment.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/Microsoft.Extensions.Primitives/StringSegmentBenchmark.cs#L71-#L72>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 3.38 ns | 1.24 ns | 0.37 | 0.18 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/Microsoft.Extensions.Primitives.StringSegmentBenchmark_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/Microsoft.Extensions.Primitives.StringSegmentBenchmark_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/Microsoft.Extensions.Primitives.StringSegmentBenchmark.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 'Microsoft.Extensions.Primitives.StringSegmentBenchmark*'
```

<details>

### Microsoft.Extensions.Primitives.StringSegmentBenchmark.Trim

#### ETL Files

#### Histogram

#### JIT Disasms

### Microsoft.Extensions.Primitives.StringSegmentBenchmark.SubSegment

#### 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 | [7eb07dde40933cace91d57aae0a3e569fd042def](https://github.com/dotnet/runtime/commit/7eb07dde40933cace91d57aae0a3e569fd042def)
Compare | [d17420560540e4184a78f431de8341f747068c4f](https://github.com/dotnet/runtime/commit/d17420560540e4184a78f431de8341f747068c4f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7eb07dde40933cace91d57aae0a3e569fd042def...d17420560540e4184a78f431de8341f747068c4f)
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>[FirstMemory - 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).FirstMemory.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L101-#L102>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 10.51 ns | 7.40 ns | 0.70 | 0.08 | False | | |
|<ul><li>[FirstArray - 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).FirstArray.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L52-#L53>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl2RUW/TMBDH3yv1Oxx9cSuyJFs7FRWMWMcACU1IbQXPJrm0Ro5dzuetEeO7YyftCy938vnu79/9bZCB0TNI+CC2nWds83VoGiSf72Ld5xtU9Tdrui3+Dmgr7Kvv1h3j+/yTJs93RKoTb8cjE7VUw0hRrFaMrFuc3pQ3t1fl9dX1fFe+WZW3q/kyX5SLxXK+fF2Wq7KcnScJjy4OitqxRS4o2DR/0f1JylaHdE/Y+OIQoXzRKm0vDZWzjd6nlzurWl1N/4h71x61UaydfXQ1ihUI1khYiwzEJtiv2tapGLvJib8J5DPyF+3Zka6U+ahY/dB8SDqKtHfWT5NXMoVsWFX2MevpZQrZGVUOKTuDySHNxqMXOJL7hRXDFkmjz2AdtKl3cdktq/aYwXdlAsrk872LLiBt0AfDd09Iao/jUVG8wPMhLnJWgFdRnKMXHiYTdg+nyoQaJxMoCng4RUmD4BpotIla2u7BhfhR4PvhBERo6/hrye/qoIjhOW4N06FBXjBPlTOhtfJ/3G6oe9lzxz7WbFCKaB9Gp7vz8RGVD4QtWhazfwQj7LF3AgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 9.87 ns | 6.53 ns | 0.66 | 0.07 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_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/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_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;.FirstMemory

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Tests.ReadOnlySequenceTests&lt;Byte&gt;.FirstArray

#### 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 | [7eb07dde40933cace91d57aae0a3e569fd042def](https://github.com/dotnet/runtime/commit/7eb07dde40933cace91d57aae0a3e569fd042def)
Compare | [d17420560540e4184a78f431de8341f747068c4f](https://github.com/dotnet/runtime/commit/d17420560540e4184a78f431de8341f747068c4f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7eb07dde40933cace91d57aae0a3e569fd042def...d17420560540e4184a78f431de8341f747068c4f)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_Decimal

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Round - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Tests.Perf_Decimal.Round.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Decimal.cs#L58-#L59>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 14.38 ns | 9.63 ns | 0.67 | 0.40 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Tests.Perf_Decimal_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_13_2025/refs/heads/main_arm64_ubuntu%2022.04_Improvement/System.Tests.Perf_Decimal.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.Tests.Perf_Decimal*'
```

<details>

### System.Tests.Perf_Decimal.Round

#### 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	7eb07dde40933cace91d57aae0a3e569fd042def
Compare	d17420560540e4184a78f431de8341f747068c4f
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	116.48 ns	109.63 ns	0.94	0.05	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	118.08 ns	111.37 ns	0.94	0.16	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
MemoryFromArrayStartLength - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.45 ns	3.20 ns	0.50	0.46	False
ReadOnlyMemoryFromArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.50 ns	0.95 ns	0.38	0.28	False
MemoryFromArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.23 ns	3.15 ns	0.44	0.49	False
ArrayAsMemory - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.74 ns	4.20 ns	0.54	0.46	False
ArrayAsMemoryStartLength - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.90 ns	4.25 ns	0.54	0.44	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
FirstMemory - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.61 ns	7.57 ns	0.71	0.14	False
FirstArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.63 ns	6.67 ns	0.69	0.16	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Trim - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	20.99 ns	18.23 ns	0.87	0.00	False
SubSegment - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.38 ns	1.24 ns	0.37	0.18	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
FirstMemory - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.51 ns	7.40 ns	0.70	0.08	False
FirstArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	9.87 ns	6.53 ns	0.66	0.07	False

[Perf] Linux/arm64: 14 Improvements on 3/8/2025 7:47:21 PM +00:00 #51868

Description

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Improvements in System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>

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System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromUtf8Bytes(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromUtf8Bytes(Mode: SourceGen)

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Improvements in System.Memory.Constructors<String>

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System.Memory.Constructors<String>.MemoryFromArrayStartLength

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System.Memory.Constructors<String>.ReadOnlyMemoryFromArray

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System.Memory.Constructors<String>.MemoryFromArray

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System.Memory.Constructors<String>.ArrayAsMemory

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System.Memory.Constructors<String>.ArrayAsMemoryStartLength

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

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

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

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Improvements in Microsoft.Extensions.Primitives.StringSegmentBenchmark

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Microsoft.Extensions.Primitives.StringSegmentBenchmark.Trim

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Microsoft.Extensions.Primitives.StringSegmentBenchmark.SubSegment

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

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

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

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Improvements in System.Tests.Perf_Decimal

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System.Tests.Perf_Decimal.Round

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