[Perf] Windows/x64: 10 Regressions on 9/10/2024 6:39:57 AM

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [c5340807568ba33edc74f61ed05dafe8e030362e](https://github.com/dotnet/runtime/commit/c5340807568ba33edc74f61ed05dafe8e030362e)
Compare | [ad6c18f6874b3382a8f96a6021616fa71c918aeb](https://github.com/dotnet/runtime/commit/ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c5340807568ba33edc74f61ed05dafe8e030362e...ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Memory.ReadOnlySpan

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[IndexOfString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Memory.ReadOnlySpan.IndexOfString(input%3a%20%22ABCDE%22%2c%20value%3a%20%22c%22%2c%20comparisonType%3a%20InvariantCultureIgnoreCase).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/ReadOnlySpan.cs#L45-#L65>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 24.62 ns | 28.38 ns | 1.15 | 0.53 | False | | |
|<ul><li>[IndexOfString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Memory.ReadOnlySpan.IndexOfString(input%3a%20%22AAAAA5AAAA%22%2c%20value%3a%20%225%22%2c%20comparisonType%3a%20InvariantCulture).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/ReadOnlySpan.cs#L45-#L65>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 30.54 ns | 33.80 ns | 1.11 | 0.22 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Memory.ReadOnlySpan_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Memory.ReadOnlySpan_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Memory.ReadOnlySpan.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.ReadOnlySpan*'
```

<details>

### System.Memory.ReadOnlySpan.IndexOfString(input: "ABCDE", value: "c", comparisonType: InvariantCultureIgnoreCase)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAA5AAAA", value: "5", comparisonType: InvariantCulture)

#### 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 | [c5340807568ba33edc74f61ed05dafe8e030362e](https://github.com/dotnet/runtime/commit/c5340807568ba33edc74f61ed05dafe8e030362e)
Compare | [ad6c18f6874b3382a8f96a6021616fa71c918aeb](https://github.com/dotnet/runtime/commit/ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c5340807568ba33edc74f61ed05dafe8e030362e...ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.IterateForEach&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Dictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Collections.IterateForEach(Int32).Dictionary(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Iterate/IterateForEach.cs#L143-#L151>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACo1U227TQBB9R+IfVnmxDW7qOIVUEa5I0wuFBkoS8YIQ2tiTeNFerNl1G1eIb2dsRzRKJeQXe2d8zszszBnPgNsSQYF29uWL3+whBwR2XgqZzaEwLEmYlxmnwR1jqZ1Q4B3AzpHrNG+ACGt7nAPP7LHiQh8iJ5jmwkHqKCETmvne9u2JFzKPo6JD8ARfgnWfuYI66ntvUVkHqj81UhJZGG37Nw6QO7gyeMnT/N2NdsP4rH8hms8cK38hHmHM3gziYK+KeamnRq/FpiRyHee7NzWqELKxZiYD7wdL/jDPCYJn/2eS65PQ2Y6hRIpmjyAsqMJV/jPixLigA+zG2Ft5r5q+dcF/tJd6IzR0wd5tzLIqukHzyoqUyzs0ytSersQP1QpFdi3Nikvx2Pi60ObxvGuGy20BSHrUjVIOxDM1JFbApSl2pwMpLom4cFwV7IxlJKRa2H4cxSdH0ehoMFpGp+NoOI5H/cEoGsaD09dRNI6iJglsHeiMLSg52MQ6TLnzr8jQmay+llBCXU9db2MEIRPrte/Myhj5/BYzo00tiZD1jiZflj169zpQSPCABQI9G2prd2HXqmoot7ffZi2huZYtleJIW8M4bn4qvvWbRtV3CdmrgK2qg86F/7Y03DWjDlOg+UVL+gw7B1tKlyBNI/P3JtT6J/e0zhsKNKTSnoIh9RSQ1cNJc46OPQiXM9+2rW9xIdumRpZKJ4cpq9ZvkzYHAZ1wEhLvggZOv51qZ9YU5msbeMFfH3Ei7g4FAAA=>)</li></ul> | 528.69 ns | 568.52 ns | 1.08 | 0.00 | True | | |
|<ul><li>[HashSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Collections.IterateForEach(Int32).HashSet(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Iterate/IterateForEach.cs#L130-#L138>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 528.46 ns | 568.80 ns | 1.08 | 0.00 | True | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.IterateForEach%28Int32%29_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.IterateForEach%28Int32%29_2.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.IterateForEach%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.IterateForEach&lt;Int32&gt;*'
```

<details>

### System.Collections.IterateForEach&lt;Int32&gt;.Dictionary(Size: 512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Collections.IterateForEach&lt;Int32&gt;.HashSet(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 | [c5340807568ba33edc74f61ed05dafe8e030362e](https://github.com/dotnet/runtime/commit/c5340807568ba33edc74f61ed05dafe8e030362e)
Compare | [ad6c18f6874b3382a8f96a6021616fa71c918aeb](https://github.com/dotnet/runtime/commit/ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c5340807568ba33edc74f61ed05dafe8e030362e...ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.Sort&lt;IntStruct&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Array_ComparerClass - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Collections.Sort(IntStruct).Array_ComparerClass(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Sort.cs#L47-#L48>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.55 μs | 16.17 μs | 1.89 | 0.32 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.Sort%28IntStruct%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.Sort%28IntStruct%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.Sort&lt;IntStruct&gt;*'
```

<details>

### System.Collections.Sort&lt;IntStruct&gt;.Array_ComparerClass(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 | [c5340807568ba33edc74f61ed05dafe8e030362e](https://github.com/dotnet/runtime/commit/c5340807568ba33edc74f61ed05dafe8e030362e)
Compare | [ad6c18f6874b3382a8f96a6021616fa71c918aeb](https://github.com/dotnet/runtime/commit/ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c5340807568ba33edc74f61ed05dafe8e030362e...ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[IsMatch - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id%3a%203%2c%20Options%3a%20None).html>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 364.35 ns | 406.71 ns | 1.12 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.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.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple*'
```

<details>

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 3, Options: None)

#### 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 | [c5340807568ba33edc74f61ed05dafe8e030362e](https://github.com/dotnet/runtime/commit/c5340807568ba33edc74f61ed05dafe8e030362e)
Compare | [ad6c18f6874b3382a8f96a6021616fa71c918aeb](https://github.com/dotnet/runtime/commit/ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c5340807568ba33edc74f61ed05dafe8e030362e...ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in Benchstone.MDBenchI.MDMulMatrix

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Test - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/Benchstone.MDBenchI.MDMulMatrix.Test.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Benchstones/MDBenchI/MDMulMatrix.cs#L88-#L99>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACo1U247TMBB9R+IfrL4kgbQN3V5QpSDa7gKFBpZuxAtCyE2mjZEvke3sJivEt2M7FVu1EspL4hmdM8czc5IEsKokMOBaPX/2Gz0UIAEtK0LzLZQCxTHycqE56KGsuCYMvDPYUmKeFQ4oYa+GBeBcDRkm/By5kFlBNGTaCCLCke/V07EXIg9LZg7BEzwFpT9jBrbqW28JRkBpwWGQXLtgbQ5JRROsJakHFn2ita34SvA9OVQSayK4+u6tBCsJdVEicvB+oPgP8jQx8Pz/TJP6RHh+ZDCSSXFCIApYqRv/grgQOugAWwu1offMTacL/qO64QfCoQv29iDSpuwGLRpFMkxvpWDCZroSPzQ7SfL3VOwwJY8u14W2HW27KtzUJUjjOu78cGaRlTCWBJmK8ng6M1xqiHcasxK9QTnWYO3rj6LRuB/N+q9mafR6Ho3nk6vBdDyZTiezl1E0jyInArUGnqM7Iw4qVlpmWPvvTMBz2nytoAJ7H3tfFwQhIvu9r8VOCHrZRSK4sJYIUa+/+JL2zLvXgbK2PZUSzNNR27gL27rKUTabb0lLcG2pijEsySMgLA8/Ga59NyjbS4heBGjXnE0u/Pcthsdh2DKlFL/Md3yB3YKqqI6l2Ubun2yozS/uQeKDKXRlrvZUTJqZgkR2OVmBpUYPRBfIV+3oW1yI6kzQivH4XLJp8ypuNQxQE00h9q7Nws3PpTmGloJ8rgIv+Aur6mGY9AQAAA==>)</li></ul> | 1.18 secs | 1.24 secs | 1.05 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/Benchstone.MDBenchI.MDMulMatrix_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/Benchstone.MDBenchI.MDMulMatrix.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 'Benchstone.MDBenchI.MDMulMatrix*'
```

<details>

### Benchstone.MDBenchI.MDMulMatrix.Test

#### 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 | [c5340807568ba33edc74f61ed05dafe8e030362e](https://github.com/dotnet/runtime/commit/c5340807568ba33edc74f61ed05dafe8e030362e)
Compare | [ad6c18f6874b3382a8f96a6021616fa71c918aeb](https://github.com/dotnet/runtime/commit/ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c5340807568ba33edc74f61ed05dafe8e030362e...ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<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.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern%3a%20%22Tom.%7b10%2c25%7driver%7criver.%7b10%2c25%7dTom%22%2c%20Options%3a%20None).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L242-#L244>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 50.81 ms | 55.51 ms | 1.09 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.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.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig*'
```

<details>

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Tom.{10,25}river|river.{10,25}Tom", Options: None)

#### 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 | [c5340807568ba33edc74f61ed05dafe8e030362e](https://github.com/dotnet/runtime/commit/c5340807568ba33edc74f61ed05dafe8e030362e)
Compare | [ad6c18f6874b3382a8f96a6021616fa71c918aeb](https://github.com/dotnet/runtime/commit/ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c5340807568ba33edc74f61ed05dafe8e030362e...ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in BenchmarksGame.ReverseComplement_1

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[RunBench - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/BenchmarksGame.ReverseComplement_1.RunBench.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/BenchmarksGame/reverse-complement-1.cs#L53-#L61>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 467.20 μs | 684.42 μs | 1.46 | 0.20 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/BenchmarksGame.ReverseComplement_1_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/BenchmarksGame.ReverseComplement_1.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 'BenchmarksGame.ReverseComplement_1*'
```

<details>

### BenchmarksGame.ReverseComplement_1.RunBench

#### 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 | [c5340807568ba33edc74f61ed05dafe8e030362e](https://github.com/dotnet/runtime/commit/c5340807568ba33edc74f61ed05dafe8e030362e)
Compare | [ad6c18f6874b3382a8f96a6021616fa71c918aeb](https://github.com/dotnet/runtime/commit/ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Diff | [Diff](https://github.com/dotnet/runtime/compare/c5340807568ba33edc74f61ed05dafe8e030362e...ad6c18f6874b3382a8f96a6021616fa71c918aeb)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Numerics.Tests.Perf_BigInteger

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToStringX - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Numerics.Tests.Perf_BigInteger.ToStringX(numberString%3a%20123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Numerics/Perf.BigInteger.cs#L39-#L42>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 360.21 ns | 404.21 ns | 1.12 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Numerics.Tests.Perf_BigInteger_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_17_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Numerics.Tests.Perf_BigInteger.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.Tests.Perf_BigInteger*'
```

<details>

### System.Numerics.Tests.Perf_BigInteger.ToStringX(numberString: 12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890)

#### 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	c5340807568ba33edc74f61ed05dafe8e030362e
Compare	ad6c18f6874b3382a8f96a6021616fa71c918aeb
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
IndexOfString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	24.62 ns	28.38 ns	1.15	0.53	False
IndexOfString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	30.54 ns	33.80 ns	1.11	0.22	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Dictionary - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	528.69 ns	568.52 ns	1.08	0.00	True
HashSet - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	528.46 ns	568.80 ns	1.08	0.00	True

[Perf] Windows/x64: 10 Regressions on 9/10/2024 6:39:57 AM #41295

Description

Run Information

Regressions in System.Memory.ReadOnlySpan

Repro

System.Memory.ReadOnlySpan.IndexOfString(input: "ABCDE", value: "c", comparisonType: InvariantCultureIgnoreCase)

ETL Files

Histogram

JIT Disasms

System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAA5AAAA", value: "5", comparisonType: InvariantCulture)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Collections.IterateForEach<Int32>

Repro

System.Collections.IterateForEach<Int32>.Dictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

System.Collections.IterateForEach<Int32>.HashSet(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Collections.Sort<IntStruct>

Repro

System.Collections.Sort<IntStruct>.Array_ComparerClass(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple

Repro

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_BoostDocs_Simple.IsMatch(Id: 3, Options: None)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in Benchstone.MDBenchI.MDMulMatrix

Repro

Benchstone.MDBenchI.MDMulMatrix.Test

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig

Repro

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Tom.{10,25}river|river.{10,25}Tom", Options: None)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in BenchmarksGame.ReverseComplement_1

Repro

BenchmarksGame.ReverseComplement_1.RunBench

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Numerics.Tests.Perf_BigInteger

Repro

System.Numerics.Tests.Perf_BigInteger.ToStringX(numberString: 12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890)

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Metadata

Assignees

Labels

Type

Projects