[Perf] Windows/x64: 36 Improvements on 6/3/2025 10:54:35 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [6ab0311319cc7c975ac7ed1b84df809e881dfb13](https://github.com/dotnet/runtime/commit/6ab0311319cc7c975ac7ed1b84df809e881dfb13)
Compare | [f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a](https://github.com/dotnet/runtime/commit/f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/6ab0311319cc7c975ac7ed1b84df809e881dfb13...f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Linq.Tests.Perf_Enumerable

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Where - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.Where(input%3a%20IEnumerable).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L48-#L50>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 419.38 ns | 383.84 ns | 0.92 | 0.11 | False | | |
|<ul><li>[ElementAt - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.ElementAt(input%3a%20IList).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L375-#L377>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.23 ns | 0.97 ns | 0.43 | 0.01 | False | | |
|<ul><li>[WhereAny_LastElementMatches - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.WhereAny_LastElementMatches(input%3a%20Array).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L106-#L108>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 66.97 ns | 59.84 ns | 0.89 | 0.02 | False | | |
|<ul><li>[ToList - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.ToList(input%3a%20ICollection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L257-#L259>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 42.79 ns | 39.48 ns | 0.92 | 0.01 | False | | |
|<ul><li>[WhereAny_LastElementMatches - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.WhereAny_LastElementMatches(input%3a%20List).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L106-#L108>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 72.13 ns | 62.29 ns | 0.86 | 0.01 | False | | |
|<ul><li>[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.Count(input%3a%20ICollection).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L344-#L346>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.94 ns | 0.90 ns | 0.47 | 0.07 | False | | |
|<ul><li>[WhereLast_LastElementMatches - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.WhereLast_LastElementMatches(input%3a%20List).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.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> | 22.35 ns | 14.68 ns | 0.66 | 0.13 | False | | |
|<ul><li>[WhereSelect - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.WhereSelect(input%3a%20Array).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L54-#L56>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 325.73 ns | 291.16 ns | 0.89 | 0.02 | False | | |
|<ul><li>[LastWithPredicate_FirstElementMatches - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.LastWithPredicate_FirstElementMatches(input%3a%20IList).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L95-#L97>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.93 ns | 3.85 ns | 0.55 | 0.01 | False | | |
|<ul><li>[SequenceEqual - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.SequenceEqual(input1%3a%20Array%2c%20input2%3a%20Array).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L416-#L419>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 18.31 ns | 4.77 ns | 0.26 | 0.10 | False | | |
|<ul><li>[SingleWithPredicate_FirstElementMatches - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.SingleWithPredicate_FirstElementMatches(input%3a%20List).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L148-#L150>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 59.61 ns | 52.99 ns | 0.89 | 0.00 | False | | |
|<ul><li>[EmptyTakeSelectToArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.EmptyTakeSelectToArray.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L406-#L407>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 14.41 ns | 5.21 ns | 0.36 | 0.18 | False | | |
|<ul><li>[WhereLast_LastElementMatches - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.WhereLast_LastElementMatches(input%3a%20Array).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.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> | 17.73 ns | 11.77 ns | 0.66 | 0.11 | False | | |
|<ul><li>[WhereFirst_LastElementMatches - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Linq.Tests.Perf_Enumerable.WhereFirst_LastElementMatches(input%3a%20List).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L60-#L62>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 70.07 ns | 64.27 ns | 0.92 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_007.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_008.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_009.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_010.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_011.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_012.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_013.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable_014.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Linq.Tests.Perf_Enumerable.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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Linq.Tests.Perf_Enumerable*'
```

<details>

### System.Linq.Tests.Perf_Enumerable.Where(input: IEnumerable)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.ElementAt(input: IList)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.WhereAny_LastElementMatches(input: Array)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.ToList(input: ICollection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.WhereAny_LastElementMatches(input: List)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.Count(input: ICollection)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.WhereLast_LastElementMatches(input: List)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.WhereSelect(input: Array)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.LastWithPredicate_FirstElementMatches(input: IList)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.SequenceEqual(input1: Array, input2: Array)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.SingleWithPredicate_FirstElementMatches(input: List)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.EmptyTakeSelectToArray

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.WhereLast_LastElementMatches(input: Array)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Linq.Tests.Perf_Enumerable.WhereFirst_LastElementMatches(input: List)

#### 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 | Windows 10.0.22621
Queue | TigerWindows
Baseline | [6ab0311319cc7c975ac7ed1b84df809e881dfb13](https://github.com/dotnet/runtime/commit/6ab0311319cc7c975ac7ed1b84df809e881dfb13)
Compare | [f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a](https://github.com/dotnet/runtime/commit/f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/6ab0311319cc7c975ac7ed1b84df809e881dfb13...f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
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_x64_Windows 10.0.22621/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=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>)</li></ul> | 15.95 ns | 12.82 ns | 0.80 | 0.01 | False | | |
|<ul><li>[IterateGetPositionTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/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> | 50.77 ns | 38.30 ns | 0.75 | 0.42 | False | | |
|<ul><li>[IterateForEachTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/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> | 41.52 ns | 28.52 ns | 0.69 | 0.26 | False | | |
|<ul><li>[IterateTryGetArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Buffers.Tests.ReadOnlySequenceTests(Byte).IterateTryGetArray.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ReadOnlySequenceTests.cs#L43-#L44>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.13 ns | 6.84 ns | 0.84 | 0.38 | False | | |
|<ul><li>[IterateTryGetTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/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> | 42.92 ns | 34.58 ns | 0.81 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Byte%29_005.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_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
py .\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;.IterateGetPositionTenSegments

#### 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;.IterateTryGetArray

#### 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 | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [6ab0311319cc7c975ac7ed1b84df809e881dfb13](https://github.com/dotnet/runtime/commit/6ab0311319cc7c975ac7ed1b84df809e881dfb13)
Compare | [f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a](https://github.com/dotnet/runtime/commit/f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/6ab0311319cc7c975ac7ed1b84df809e881dfb13...f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
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>[Await_FromCompletedValueTaskSource - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Threading.Tasks.ValueTaskPerfTest.Await_FromCompletedValueTaskSource.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading.Tasks.Extensions/Perf.ValueTask.cs#L38-#L44>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 28.79 ns | 25.86 ns | 0.90 | 0.01 | False | | |
|<ul><li>[CreateAndAwait_FromCompletedValueTaskSource - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/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> | 14.43 ns | 11.06 ns | 0.77 | 0.26 | False | | |
|<ul><li>[CreateAndAwait_FromCompletedTask - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedTask.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading.Tasks.Extensions/Perf.ValueTask.cs#L58-#L62>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 11.18 ns | 9.00 ns | 0.81 | 0.23 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Threading.Tasks.ValueTaskPerfTest_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Threading.Tasks.ValueTaskPerfTest_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Threading.Tasks.ValueTaskPerfTest_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Threading.Tasks.ValueTaskPerfTest*'
```

<details>

### System.Threading.Tasks.ValueTaskPerfTest.Await_FromCompletedValueTaskSource

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedValueTaskSource

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedTask

#### 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 | Windows 10.0.22621
Queue | TigerWindows
Baseline | [6ab0311319cc7c975ac7ed1b84df809e881dfb13](https://github.com/dotnet/runtime/commit/6ab0311319cc7c975ac7ed1b84df809e881dfb13)
Compare | [f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a](https://github.com/dotnet/runtime/commit/f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/6ab0311319cc7c975ac7ed1b84df809e881dfb13...f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
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_x64_Windows 10.0.22621/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=H4sIAAAAAAAACl1R0WrbMBR9D+QfbvOihLmxE9aRZgi2ZWWDURhNWB+Lal3HGrJkpOs1pt2/7yp2XvZyhaRzjs45skhAGAkkfBL7PhI2y58Yqqedd38w0PIb0qFvcec1io/TiWW8qggDE7QiJNPgfF2sb66L99er4lDcbotie3O73HxYrTeb1TveFcViZAZsPROF9uSQ8tC5xL/oPgflyjrdB6xiXqPSMW+UcRdA6V1ljunl3qnGlPNXsfNNa6wi4919srgFQQYDapGBeOjcD+N0OmR08OJvMsKJvptIPphS2a+K1KOhOumoYKJ3cZ76kGlkQ1R5ntnZvUwjG63KYclGY3JYFtPJG7TB/8aSYI/BYMzgS2esPnDYPammzeCXsh3KAz+y89wChgeMnaXP3Lk64nSS52/wUnOQUQGuWJy4iwizGfm7U2k7jbMZ5DncnVjSIvgKKmNZy7gj+I4/CuKZnAwFdJp/LfVd1ioQvHBqmA8AebF5Kr3tGif/t9sP51GefTOODFmUgutDbroft/eoYhewQUdi8Q/fQFDOWwIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 1.66 ns | 0.50 ns | 0.30 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Perf_Convert_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_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
py .\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 | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [6ab0311319cc7c975ac7ed1b84df809e881dfb13](https://github.com/dotnet/runtime/commit/6ab0311319cc7c975ac7ed1b84df809e881dfb13)
Compare | [f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a](https://github.com/dotnet/runtime/commit/f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/6ab0311319cc7c975ac7ed1b84df809e881dfb13...f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
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_x64_Windows 10.0.22621/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> | 154.49 ns | 137.50 ns | 0.89 | 0.11 | False | | |
|<ul><li>[SortedSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Collections.CtorFromCollection(Int32).SortedSet(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Create/CtorFromCollection.cs#L59-#L60>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 11.61 μs | 10.06 μs | 0.87 | 0.20 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Collections.CtorFromCollection%28Int32%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Collections.CtorFromCollection%28Int32%29_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_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
py .\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;.SortedSet(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 | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [6ab0311319cc7c975ac7ed1b84df809e881dfb13](https://github.com/dotnet/runtime/commit/6ab0311319cc7c975ac7ed1b84df809e881dfb13)
Compare | [f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a](https://github.com/dotnet/runtime/commit/f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/6ab0311319cc7c975ac7ed1b84df809e881dfb13...f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
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_x64_Windows 10.0.22621/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> | 10.01 ns | 7.37 ns | 0.74 | 0.08 | False | | |
|<ul><li>[Slice_Repeat_StartPosition_And_EndPosition - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/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> | 42.12 ns | 30.16 ns | 0.72 | 0.05 | False | | |
|<ul><li>[Slice_StartPosition - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/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=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>)</li></ul> | 8.93 ns | 7.85 ns | 0.88 | 0.15 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Memory.ReadOnlySequence_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Memory.ReadOnlySequence_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Memory.ReadOnlySequence_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_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
py .\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(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 | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [6ab0311319cc7c975ac7ed1b84df809e881dfb13](https://github.com/dotnet/runtime/commit/6ab0311319cc7c975ac7ed1b84df809e881dfb13)
Compare | [f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a](https://github.com/dotnet/runtime/commit/f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/6ab0311319cc7c975ac7ed1b84df809e881dfb13...f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[IterateForEachTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/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> | 38.30 ns | 26.37 ns | 0.69 | 0.04 | False | | |
|<ul><li>[IterateTryGetTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/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> | 31.68 ns | 24.54 ns | 0.77 | 0.03 | False | | |
|<ul><li>[IterateGetPositionTenSegments - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/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=H4sIAAAAAAAACl1S0Y7TMBB8r9R/WPriVuSatLpDUDCCKydA6ARqKng2yaYxcuxir+8acfw76yZ9QYrW8mZ2MjMbgwSEgUDCO1H2gbBb3samQR+We+6H5Q5V/dWavsTfEW2F5+6bbav82+VnQq8IPyJ9c0GTdnaPtsRDh5aCeD2dGKZXDaOYv2Yk6Q7n62J9c1VcX62KffFqw8/6xfL65uWqWK2eF8WmKBbjpMej40FRO7JIuY82zV94f3plqza999iEvGWdIe+UthdA5WyjD+nLvVWdruZ/xNZ1R21UUnrvahQbEKTRYy0yELtov2hbpyajvRN/kxA290kHcl5XynxQpH5oahOP8jo4G+YpPplKNliV55qd1ctUslGqHI5sFCaHYzGdPMHRu19YEZToNYYMbqM29Z7NlqS6YwbflYkoU/Rbxymg32GIht4/cP4HnE7y/AkeWzYyMsAzJifOIsBsRu7uVJlY42wGeQ53J6Y0CK6BRhvm0vYALvKiIJyHkyCPtuatpbwrXjXBI7uG+QCQF5mnypnYWfm/3H7oB3nWzTjSZFAKjg856X683qMK0WP6W8TiH3ydOy6KAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 49.69 ns | 43.45 ns | 0.87 | 0.40 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_Improvement/System.Buffers.Tests.ReadOnlySequenceTests%28Char%29_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_Windows%2010.0.22621_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
py .\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;.IterateTryGetTenSegments

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#### 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>

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	6ab0311319cc7c975ac7ed1b84df809e881dfb13
Compare	f34ec2bc4c3a16b647fd4fc0016aca4f62479e5a
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Where - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	419.38 ns	383.84 ns	0.92	0.11	False
ElementAt - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.23 ns	0.97 ns	0.43	0.01	False
WhereAny_LastElementMatches - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	66.97 ns	59.84 ns	0.89	0.02	False
ToList - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.79 ns	39.48 ns	0.92	0.01	False
WhereAny_LastElementMatches - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	72.13 ns	62.29 ns	0.86	0.01	False
Count - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.94 ns	0.90 ns	0.47	0.07	False
WhereLast_LastElementMatches - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	22.35 ns	14.68 ns	0.66	0.13	False
WhereSelect - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	325.73 ns	291.16 ns	0.89	0.02	False
LastWithPredicate_FirstElementMatches - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.93 ns	3.85 ns	0.55	0.01	False
SequenceEqual - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	18.31 ns	4.77 ns	0.26	0.10	False
SingleWithPredicate_FirstElementMatches - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	59.61 ns	52.99 ns	0.89	0.00	False
EmptyTakeSelectToArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	14.41 ns	5.21 ns	0.36	0.18	False
WhereLast_LastElementMatches - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	17.73 ns	11.77 ns	0.66	0.11	False
WhereFirst_LastElementMatches - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	70.07 ns	64.27 ns	0.92	0.03	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
SliceTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	15.95 ns	12.82 ns	0.80	0.01	False
IterateGetPositionTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	50.77 ns	38.30 ns	0.75	0.42	False
IterateForEachTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	41.52 ns	28.52 ns	0.69	0.26	False
IterateTryGetArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.13 ns	6.84 ns	0.84	0.38	False
IterateTryGetTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.92 ns	34.58 ns	0.81	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Await_FromCompletedValueTaskSource - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	28.79 ns	25.86 ns	0.90	0.01	False
CreateAndAwait_FromCompletedValueTaskSource - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	14.43 ns	11.06 ns	0.77	0.26	False
CreateAndAwait_FromCompletedTask - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.18 ns	9.00 ns	0.81	0.23	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	154.49 ns	137.50 ns	0.89	0.11	False
SortedSet - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.61 μs	10.06 μs	0.87	0.20	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	10.01 ns	7.37 ns	0.74	0.08	False
Slice_Repeat_StartPosition_And_EndPosition - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.12 ns	30.16 ns	0.72	0.05	False
Slice_StartPosition - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.93 ns	7.85 ns	0.88	0.15	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
IterateForEachTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	38.30 ns	26.37 ns	0.69	0.04	False
IterateTryGetTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	31.68 ns	24.54 ns	0.77	0.03	False
IterateGetPositionTenSegments - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	49.69 ns	43.45 ns	0.87	0.40	False

[Perf] Windows/x64: 36 Improvements on 6/3/2025 10:54:35 PM +00:00 #57133

Description

Run Information

Improvements in System.Linq.Tests.Perf_Enumerable

Repro

System.Linq.Tests.Perf_Enumerable.Where(input: IEnumerable)

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System.Linq.Tests.Perf_Enumerable.ElementAt(input: IList)

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System.Linq.Tests.Perf_Enumerable.WhereAny_LastElementMatches(input: Array)

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System.Linq.Tests.Perf_Enumerable.ToList(input: ICollection)

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System.Linq.Tests.Perf_Enumerable.WhereAny_LastElementMatches(input: List)

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System.Linq.Tests.Perf_Enumerable.Count(input: ICollection)

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System.Linq.Tests.Perf_Enumerable.WhereLast_LastElementMatches(input: List)

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System.Linq.Tests.Perf_Enumerable.WhereSelect(input: Array)

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System.Linq.Tests.Perf_Enumerable.LastWithPredicate_FirstElementMatches(input: IList)

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System.Linq.Tests.Perf_Enumerable.SequenceEqual(input1: Array, input2: Array)

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System.Linq.Tests.Perf_Enumerable.SingleWithPredicate_FirstElementMatches(input: List)

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System.Linq.Tests.Perf_Enumerable.EmptyTakeSelectToArray

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System.Linq.Tests.Perf_Enumerable.WhereLast_LastElementMatches(input: Array)

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System.Linq.Tests.Perf_Enumerable.WhereFirst_LastElementMatches(input: List)

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Docs

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>.IterateGetPositionTenSegments

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

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

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