[Perf] Linux/x64: 11 Improvements on 3/9/2025 5:47:55 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [7eb07dde40933cace91d57aae0a3e569fd042def](https://github.com/dotnet/runtime/commit/7eb07dde40933cace91d57aae0a3e569fd042def)
Compare | [c8f32e59fc505f54f3ef12377eedfb711a18c450](https://github.com/dotnet/runtime/commit/c8f32e59fc505f54f3ef12377eedfb711a18c450)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7eb07dde40933cace91d57aae0a3e569fd042def...c8f32e59fc505f54f3ef12377eedfb711a18c450)
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_x64_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> | 3.92 ns | 1.46 ns | 0.37 | 0.04 | False | | |
|<ul><li>[ReadOnlyMemoryFromArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_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=H4sIAAAAAAAACl1RwY7TMBC9V+o/mF7cimyT7IK2KhixlAUkVCG1FZxNMmmMHLsaj9lGLP/OuEkvXMay/ebNe28skCAIJJR4L/d9IOiWW+g89suNd4EwVuQxvN0TGnd8t9yBrr852w+YT+i7B0TdyzfTiWUq3RAgc9WagEwH89vi9vVNUd6Uq0OxWhf36/JueV+Wr4q71cuiWBfFYuxEOHlulLUnB5RjdKn/yvsTtava9I/QhLxlFSHvtHFXQOVdY45pcu90Z6r5H7nx3clYTca7ra9BroUkAwi1zITcRffVuDo9Mhq9/JuEfAb6YgIbNpW2HzXpH4baxKPRBI5jnqJSqWSDVXWp2UW9SiUbparhyEZhajgW08mzOKH/BRWJPaCBkIkP0dj6wGb3pLtTJr5rG0EdeMjGcwqAOwjR0sNvQH2E6STPn8VTy0ZGBvGCyYmzCGI2I/94rmysYTYTeS4ez0xpQfhGNMYyFy9R+MiLEuHSnAQhuJq3lvKuWo0knti1mA8AdZV5rryNnVP/y+2H96AuuhlHhiwoyfEBJ92P1y3oEBE6cCQX/wBOczprdgIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 3.28 ns | 0.23 ns | 0.07 | 0.01 | False | | |
|<ul><li>[MemoryFromArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_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=H4sIAAAAAAAACl1RTY/TMBC9V+p/ML24Fdkm6QqoCkYsZQEJ9bKt4GySSWPk2NV4zDZi97/vuEkvXMbyfLx5740FEgSBhBKf5L4PBN1yB53Hfrn1LhDGijyGD3tC444fx9pX9N0dou7l++nEMoRuCJAxak1ApoP5qli9uSnKm3J9KNab4t1mdbtcl0VZ3r59XRSboliMkwgnz4Oy9uSAcowuzV9xf6N2VZvqCE3IW9B1yDtt3LWh8q4xx7S5d7oz1fyf3PruZKwm493O1yA3QpIBhFpmQj5E98O4OiW5G718TkS+AX03gYWaStsvmvQvQ23C0WgC2zBPFqkUskGqusTswl6lkI1U1fBkIzE1PIvp5Emc0P+BisQe0EDIxOdobH1gsXvS3SkTP7WNoA68ZOvZBcAHCNHS3V9AfYTpJM+fxGPLQkYE8YrBib0IYjYjf3+ubKxhNhN5Lu7PDGlB+EY0xjIWH0/4yIcS4TKcCCG4mq+W/K5ajSQeWbWYDw3qSvNceRs7p/6n2w/5oC68uY8MWVCS7QN2uh+/O9AhInTgSC5eAL1wYcJuAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 4.01 ns | 1.46 ns | 0.36 | 0.05 | False | | |
|<ul><li>[ArrayAsMemory - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_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> | 3.90 ns | 1.99 ns | 0.51 | 0.17 | False | | |
|<ul><li>[ArrayAsMemoryStartLength - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_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> | 4.15 ns | 2.01 ns | 0.48 | 0.09 | False | | |
|<ul><li>[ReadOnlyMemoryFromArrayStartLength - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Memory.Constructors(String).ReadOnlyMemoryFromArrayStartLength.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Constructors.cs#L76-#L77>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 3.51 ns | 0.76 ns | 0.22 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Memory.Constructors%28String%29_006.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_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

### System.Memory.Constructors&lt;String&gt;.ReadOnlyMemoryFromArrayStartLength

#### 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 | [7eb07dde40933cace91d57aae0a3e569fd042def](https://github.com/dotnet/runtime/commit/7eb07dde40933cace91d57aae0a3e569fd042def)
Compare | [c8f32e59fc505f54f3ef12377eedfb711a18c450](https://github.com/dotnet/runtime/commit/c8f32e59fc505f54f3ef12377eedfb711a18c450)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7eb07dde40933cace91d57aae0a3e569fd042def...c8f32e59fc505f54f3ef12377eedfb711a18c450)
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_x64_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=H4sIAAAAAAAACl2RUY/TMAzH3yftO5i9ZBO9tRs67TQIghsHJ6EJaZvgObTuGpQmI3G4VRzf/Zx2e0GKHNWx//35b4MEhIFAwgex7wJhO7+PdY0+zA+cD/MdquqbNd0ef0e0JfbZd5tG+ffzz9oH2mLrfCfejkeGxVRN6FmtUoSkW5wui+XtTbG4Wdwdirs1n+Vi/uZ2UaxWq9dFsS6K2aXT48lxo6gcWaTcR5v6r7o/vbJlk9491iFvmCrkrdL2WlA6W+tj+nNnVavL6V+xce1JG0Xa2a2rUKxBkEaPlchA7KL9qm2VklztnfiXQL4gPepAzutSmU+K1A9NTdJRXgdnwzSZJVPIhlFlH7OeXqaQXVDlcGUXMDlcs/HoGU7e/cKSYI9eY8jgPmpTHXjYPan2lMF3ZSLKZPTGsQvodxiioY9/0Ksjjkd5/gxPDQ9yUYBXLE7sRYDJhNzDuTSxwskE8hwezixpEFwNtTaspe0RXORFQeibE5BHW/HWkt8lL5bgiaeG6VAgr5jn0pnYWvk/bjfkg+y5uY40GZSC7UN2urt8blGF6LFFS2L2AlFqqad4AgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 8.11 ns | 3.66 ns | 0.45 | 0.03 | False | | |
|<ul><li>[IterateTryGetTenSegments - 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).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> | 39.95 ns | 33.85 ns | 0.85 | 0.16 | False | | |
|<ul><li>[FirstArray - 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).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> | 7.85 ns | 4.38 ns | 0.56 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_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;.FirstMemory

#### 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;.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 | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [7eb07dde40933cace91d57aae0a3e569fd042def](https://github.com/dotnet/runtime/commit/7eb07dde40933cace91d57aae0a3e569fd042def)
Compare | [c8f32e59fc505f54f3ef12377eedfb711a18c450](https://github.com/dotnet/runtime/commit/c8f32e59fc505f54f3ef12377eedfb711a18c450)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7eb07dde40933cace91d57aae0a3e569fd042def...c8f32e59fc505f54f3ef12377eedfb711a18c450)
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_x64_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> | 8.08 ns | 4.79 ns | 0.59 | 0.01 | False | | |
|<ul><li>[FirstArray - 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).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> | 7.69 ns | 4.23 ns | 0.55 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_2025/refs/heads/main_x64_ubuntu%2022.04_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/03_18_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;.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>

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	7eb07dde40933cace91d57aae0a3e569fd042def
Compare	c8f32e59fc505f54f3ef12377eedfb711a18c450
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
MemoryFromArrayStartLength - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.92 ns	1.46 ns	0.37	0.04	False
ReadOnlyMemoryFromArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.28 ns	0.23 ns	0.07	0.01	False
MemoryFromArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	4.01 ns	1.46 ns	0.36	0.05	False
ArrayAsMemory - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.90 ns	1.99 ns	0.51	0.17	False
ArrayAsMemoryStartLength - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	4.15 ns	2.01 ns	0.48	0.09	False
ReadOnlyMemoryFromArrayStartLength - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.51 ns	0.76 ns	0.22	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
FirstMemory - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.11 ns	3.66 ns	0.45	0.03	False
IterateTryGetTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	39.95 ns	33.85 ns	0.85	0.16	False
FirstArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.85 ns	4.38 ns	0.56	0.01	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	8.08 ns	4.79 ns	0.59	0.01	False
FirstArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.69 ns	4.23 ns	0.55	0.03	False

[Perf] Linux/x64: 11 Improvements on 3/9/2025 5:47:55 AM +00:00 #52106

Description

Run Information

Improvements in System.Memory.Constructors<String>

Repro

System.Memory.Constructors<String>.MemoryFromArrayStartLength

ETL Files

Histogram

JIT Disasms

System.Memory.Constructors<String>.ReadOnlyMemoryFromArray

ETL Files

Histogram

JIT Disasms

System.Memory.Constructors<String>.MemoryFromArray

ETL Files

Histogram

JIT Disasms

System.Memory.Constructors<String>.ArrayAsMemory

ETL Files

Histogram

JIT Disasms

System.Memory.Constructors<String>.ArrayAsMemoryStartLength

ETL Files

Histogram

JIT Disasms

System.Memory.Constructors<String>.ReadOnlyMemoryFromArrayStartLength

ETL Files

Histogram

JIT Disasms

Docs

Run Information

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

Repro

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

Docs

Run Information

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

Repro

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

ETL Files

Histogram

JIT Disasms

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

ETL Files

Histogram

JIT Disasms

Docs

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