[Perf] Windows/x64: 12 Regressions on 1/10/2025 8:45:38 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [0df31bcc243c67bcc575bf48f4e8dfe931ae583f](https://github.com/dotnet/runtime/commit/0df31bcc243c67bcc575bf48f4e8dfe931ae583f)
Compare | [b35e96be62c0164a70eb3e8295b6241116be3976](https://github.com/dotnet/runtime/commit/b35e96be62c0164a70eb3e8295b6241116be3976)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0df31bcc243c67bcc575bf48f4e8dfe931ae583f...b35e96be62c0164a70eb3e8295b6241116be3976)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Buffers.Text.Tests.Utf8ParserTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryParseUInt32Hex - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt32Hex(value%3a%20FFFFFFFFFFFFFFFF).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/Utf8ParserTests.cs#L57-#L59>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 11.90 ns | 12.94 ns | 1.09 | 0.03 | False | | |
|<ul><li>[TryParseSByte - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Buffers.Text.Tests.Utf8ParserTests.TryParseSByte(value%3a%20-128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/Utf8ParserTests.cs#L86-#L88>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.95 ns | 8.01 ns | 1.15 | 0.01 | True | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Buffers.Text.Tests.Utf8ParserTests_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Buffers.Text.Tests.Utf8ParserTests_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Buffers.Text.Tests.Utf8ParserTests.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.Text.Tests.Utf8ParserTests*'
```

<details>

### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt32Hex(value: FFFFFFFFFFFFFFFF)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Text.Tests.Utf8ParserTests.TryParseSByte(value: -128)

#### 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 | [0df31bcc243c67bcc575bf48f4e8dfe931ae583f](https://github.com/dotnet/runtime/commit/0df31bcc243c67bcc575bf48f4e8dfe931ae583f)
Compare | [b35e96be62c0164a70eb3e8295b6241116be3976](https://github.com/dotnet/runtime/commit/b35e96be62c0164a70eb3e8295b6241116be3976)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0df31bcc243c67bcc575bf48f4e8dfe931ae583f...b35e96be62c0164a70eb3e8295b6241116be3976)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.Perf_LengthBucketsFrozenDictionary

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryGetValue_True_FrozenDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Collections.Perf_LengthBucketsFrozenDictionary.TryGetValue_True_FrozenDictionary(Count%3a%20100%2c%20ItemsPerBucket%3a%201).html>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 353.12 ns | 441.36 ns | 1.25 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.Perf_LengthBucketsFrozenDictionary_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.Perf_LengthBucketsFrozenDictionary.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.Perf_LengthBucketsFrozenDictionary*'
```

<details>

### System.Collections.Perf_LengthBucketsFrozenDictionary.TryGetValue_True_FrozenDictionary(Count: 100, ItemsPerBucket: 1)

#### 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 | [0df31bcc243c67bcc575bf48f4e8dfe931ae583f](https://github.com/dotnet/runtime/commit/0df31bcc243c67bcc575bf48f4e8dfe931ae583f)
Compare | [b35e96be62c0164a70eb3e8295b6241116be3976](https://github.com/dotnet/runtime/commit/b35e96be62c0164a70eb3e8295b6241116be3976)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0df31bcc243c67bcc575bf48f4e8dfe931ae583f...b35e96be62c0164a70eb3e8295b6241116be3976)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Memory.Span&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Fill - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Memory.Span(Int32).Fill(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.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> | 19.12 ns | 28.48 ns | 1.49 | 0.16 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Memory.Span%28Int32%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Memory.Span%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.Memory.Span&lt;Int32&gt;*'
```

<details>

### System.Memory.Span&lt;Int32&gt;.Fill(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 | [0df31bcc243c67bcc575bf48f4e8dfe931ae583f](https://github.com/dotnet/runtime/commit/0df31bcc243c67bcc575bf48f4e8dfe931ae583f)
Compare | [b35e96be62c0164a70eb3e8295b6241116be3976](https://github.com/dotnet/runtime/commit/b35e96be62c0164a70eb3e8295b6241116be3976)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0df31bcc243c67bcc575bf48f4e8dfe931ae583f...b35e96be62c0164a70eb3e8295b6241116be3976)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Buffers.Text.Tests.Base64Tests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Base64IsValid - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Buffers.Text.Tests.Base64Tests.Base64IsValid(NumberOfBytes%3a%201000).html>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 40.30 ns | 43.18 ns | 1.07 | 0.12 | False | | |
|<ul><li>[Base64Decode - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Buffers.Text.Tests.Base64Tests.Base64Decode(NumberOfBytes%3a%201000).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/Base64Tests.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> | 81.16 ns | 92.60 ns | 1.14 | 0.20 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Buffers.Text.Tests.Base64Tests_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Buffers.Text.Tests.Base64Tests_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Buffers.Text.Tests.Base64Tests.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.Text.Tests.Base64Tests*'
```

<details>

### System.Buffers.Text.Tests.Base64Tests.Base64IsValid(NumberOfBytes: 1000)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Buffers.Text.Tests.Base64Tests.Base64Decode(NumberOfBytes: 1000)

#### 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 | [0df31bcc243c67bcc575bf48f4e8dfe931ae583f](https://github.com/dotnet/runtime/commit/0df31bcc243c67bcc575bf48f4e8dfe931ae583f)
Compare | [b35e96be62c0164a70eb3e8295b6241116be3976](https://github.com/dotnet/runtime/commit/b35e96be62c0164a70eb3e8295b6241116be3976)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0df31bcc243c67bcc575bf48f4e8dfe931ae583f...b35e96be62c0164a70eb3e8295b6241116be3976)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Memory.Span&lt;Char&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[LastIndexOfAnyValues - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Memory.Span(Char).LastIndexOfAnyValues(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L96-#L97>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1RwY7TMBC9V+o/DL04Fdkm7bawBIxYympBUCFtKjibZNIYOXZkT9gGln/HTtILlxl5/ObNmzcKCQgdAYd3LO8dYbM6YGNsv8pbod/sa2Hfrr4IR590ieev1a3uvwnVoYty+Rsz2K03S/Z6PlOeSFSE1jOVgpBkg9Em3Wyv1uur9faY3mTpNttuVrvr3auXNy+ep2mWpsup02JrfCMrDWmkxHY69F94f1ihizr8W6xcUqMoXdIIqS+AwuhKnsLkXotGFtEftjdNK5UgafTBlMgyYCTRYsliYA+d/ix1GYoebQ37G4TcI32UjoyVhVAfBInvkurAI6x0RrsoGMVDiMdV+RDjQT0PIZ6k8jHFkzA+puV89gStNT+xIMjRSnQxvO+kKo9+2ZxE08YwmMuPfsjeeBfQPqDrFN3+QitOOJ8lyRM81n6RiQGeeXLyXjhYLMjcnQvVlbhYQJLA3dlTKgRTQSWV55L6BKbzhwI3NAdBFv1hLQS/C39sgke/NUQjgF9kngujukbz/+X2Y93xQbfHkSSFnHn70DvdT88DCtdZbFATW/4Dkq9RKnQCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 16.60 ns | 18.16 ns | 1.09 | 0.11 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Memory.Span%28Char%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Memory.Span%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.Memory.Span&lt;Char&gt;*'
```

<details>

### System.Memory.Span&lt;Char&gt;.LastIndexOfAnyValues(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 | [0df31bcc243c67bcc575bf48f4e8dfe931ae583f](https://github.com/dotnet/runtime/commit/0df31bcc243c67bcc575bf48f4e8dfe931ae583f)
Compare | [b35e96be62c0164a70eb3e8295b6241116be3976](https://github.com/dotnet/runtime/commit/b35e96be62c0164a70eb3e8295b6241116be3976)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0df31bcc243c67bcc575bf48f4e8dfe931ae583f...b35e96be62c0164a70eb3e8295b6241116be3976)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.Tests.Perf_SortedSet

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Max - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Collections.Tests.Perf_SortedSet.Max.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/SortedSet/Perf_SortedSet.cs#L29-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 20.39 ns | 37.65 ns | 1.85 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.Tests.Perf_SortedSet_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.Tests.Perf_SortedSet.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.Tests.Perf_SortedSet*'
```

<details>

### System.Collections.Tests.Perf_SortedSet.Max

#### 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 | [0df31bcc243c67bcc575bf48f4e8dfe931ae583f](https://github.com/dotnet/runtime/commit/0df31bcc243c67bcc575bf48f4e8dfe931ae583f)
Compare | [b35e96be62c0164a70eb3e8295b6241116be3976](https://github.com/dotnet/runtime/commit/b35e96be62c0164a70eb3e8295b6241116be3976)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0df31bcc243c67bcc575bf48f4e8dfe931ae583f...b35e96be62c0164a70eb3e8295b6241116be3976)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Double&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[AddMultiply_Vectors - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives(Double).AddMultiply_Vectors(BufferLength%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_NumberTensorPrimitives.cs#L55-#L56>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 39.23 ns | 42.42 ns | 1.08 | 0.17 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Double%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Double%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.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Double&gt;*'
```

<details>

### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Double&gt;.AddMultiply_Vectors(BufferLength: 128)

#### 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 | [0df31bcc243c67bcc575bf48f4e8dfe931ae583f](https://github.com/dotnet/runtime/commit/0df31bcc243c67bcc575bf48f4e8dfe931ae583f)
Compare | [b35e96be62c0164a70eb3e8295b6241116be3976](https://github.com/dotnet/runtime/commit/b35e96be62c0164a70eb3e8295b6241116be3976)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0df31bcc243c67bcc575bf48f4e8dfe931ae583f...b35e96be62c0164a70eb3e8295b6241116be3976)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Tests.Perf_Int64

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_Int64.ToString(value%3a%20-9223372036854775808).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Int64.cs#L26-#L28>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 29.18 ns | 34.86 ns | 1.19 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Tests.Perf_Int64_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Tests.Perf_Int64.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.Tests.Perf_Int64*'
```

<details>

### System.Tests.Perf_Int64.ToString(value: -9223372036854775808)

#### 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 | [0df31bcc243c67bcc575bf48f4e8dfe931ae583f](https://github.com/dotnet/runtime/commit/0df31bcc243c67bcc575bf48f4e8dfe931ae583f)
Compare | [b35e96be62c0164a70eb3e8295b6241116be3976](https://github.com/dotnet/runtime/commit/b35e96be62c0164a70eb3e8295b6241116be3976)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0df31bcc243c67bcc575bf48f4e8dfe931ae583f...b35e96be62c0164a70eb3e8295b6241116be3976)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Tests.Perf_DateTime

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Tests.Perf_DateTime.ToString(format%3a%20%22o%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.DateTime.cs#L37-#L40>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 39.19 ns | 43.37 ns | 1.11 | 0.00 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Tests.Perf_DateTime_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Tests.Perf_DateTime.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.Tests.Perf_DateTime*'
```

<details>

### System.Tests.Perf_DateTime.ToString(format: "o")

#### 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 | [0df31bcc243c67bcc575bf48f4e8dfe931ae583f](https://github.com/dotnet/runtime/commit/0df31bcc243c67bcc575bf48f4e8dfe931ae583f)
Compare | [b35e96be62c0164a70eb3e8295b6241116be3976](https://github.com/dotnet/runtime/commit/b35e96be62c0164a70eb3e8295b6241116be3976)
Diff | [Diff](https://github.com/dotnet/runtime/compare/0df31bcc243c67bcc575bf48f4e8dfe931ae583f...b35e96be62c0164a70eb3e8295b6241116be3976)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[OnesComplement - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives(Int32).OnesComplement(BufferLength%3a%203079).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_BinaryIntegerTensorPrimitives.cs#L34-#L35>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 194.42 ns | 246.34 ns | 1.27 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives%28Int32%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_14_2025/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives%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.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives&lt;Int32&gt;*'
```

<details>

### System.Numerics.Tensors.Tests.Perf_BinaryIntegerTensorPrimitives&lt;Int32&gt;.OnesComplement(BufferLength: 3079)

#### 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	0df31bcc243c67bcc575bf48f4e8dfe931ae583f
Compare	b35e96be62c0164a70eb3e8295b6241116be3976
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
TryParseUInt32Hex - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.90 ns	12.94 ns	1.09	0.03	False
TryParseSByte - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.95 ns	8.01 ns	1.15	0.01	True

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Base64IsValid - Duration of single invocation ADX - Test Multi Config Graph	40.30 ns	43.18 ns	1.07	0.12	False
Base64Decode - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	81.16 ns	92.60 ns	1.14	0.20	False

[Perf] Windows/x64: 12 Regressions on 1/10/2025 8:45:38 PM +00:00 #111418

Description

Run Information

Regressions in System.Buffers.Text.Tests.Utf8ParserTests

Repro

System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt32Hex(value: FFFFFFFFFFFFFFFF)

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JIT Disasms

System.Buffers.Text.Tests.Utf8ParserTests.TryParseSByte(value: -128)

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JIT Disasms

Docs

Run Information

Regressions in System.Collections.Perf_LengthBucketsFrozenDictionary

Repro

System.Collections.Perf_LengthBucketsFrozenDictionary.TryGetValue_True_FrozenDictionary(Count: 100, ItemsPerBucket: 1)

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JIT Disasms

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Run Information

Regressions in System.Memory.Span<Int32>

Repro

System.Memory.Span<Int32>.Fill(Size: 512)

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Run Information

Regressions in System.Buffers.Text.Tests.Base64Tests

Repro

System.Buffers.Text.Tests.Base64Tests.Base64IsValid(NumberOfBytes: 1000)

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JIT Disasms

System.Buffers.Text.Tests.Base64Tests.Base64Decode(NumberOfBytes: 1000)

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JIT Disasms

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Run Information

Regressions in System.Memory.Span<Char>

Repro

System.Memory.Span<Char>.LastIndexOfAnyValues(Size: 512)

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JIT Disasms

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Run Information

Regressions in System.Collections.Tests.Perf_SortedSet

Repro

System.Collections.Tests.Perf_SortedSet.Max

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JIT Disasms

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Run Information

Regressions in System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Double>

Repro

System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Double>.AddMultiply_Vectors(BufferLength: 128)

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Run Information

Regressions in System.Tests.Perf_Int64

Repro

System.Tests.Perf_Int64.ToString(value: -9223372036854775808)

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JIT Disasms

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Run Information

Regressions in System.Tests.Perf_DateTime

Repro

System.Tests.Perf_DateTime.ToString(format: "o")

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