[Perf] Windows/arm64: 18 Regressions on 5/29/2025 7:08:27 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Tests.Perf_Version

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TryParse3 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Version.TryParse3.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Version.cs#L43-#L45>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 42.13 ns | 51.21 ns | 1.22 | 0.01 | False | | |
|<ul><li>[Parse4 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Version.Parse4.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Version.cs#L35-#L37>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 58.39 ns | 71.85 ns | 1.23 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Tests.Perf_Version_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Tests.Perf_Version_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Tests.Perf_Version.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_Version*'
```

<details>

### System.Tests.Perf_Version.TryParse3

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Version.Parse4

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Buffers.Text.Tests.Utf8FormatterTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[FormatterDecimal - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Buffers.Text.Tests.Utf8FormatterTests.FormatterDecimal(value%3a%20123456.789).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/Utf8FormatterTests.cs#L46-#L49>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 73.43 ns | 94.24 ns | 1.28 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Buffers.Text.Tests.Utf8FormatterTests_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Buffers.Text.Tests.Utf8FormatterTests.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.Utf8FormatterTests*'
```

<details>

### System.Buffers.Text.Tests.Utf8FormatterTests.FormatterDecimal(value: 123456.789)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Text.Encodings.Web.Tests.Perf_Encoders

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[EncodeUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments%3a%20Url%2c%26lorem%20ipsum%3ddolor%20sit%20amet%2c16).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encodings.Web/Perf.Encoders.cs#L28-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1STW8TMRC9R8p/GHLAidhml7T5UJAloEQgoUqoSekRubuziZE/InvcJqL8d8bZ5MJlLI/fvHnzxgYJCCOBhI9ifYyEdrzBA41XrvaNdts4fsQnTkWK4x8Y2l+nBwyxQ+ADtYuhCttk0VFcwkMwxVvjA1rQ+5isbDzfIGoCZZGK97OR+NDvGe6rWsLAjRtFSNricFJNplfVzVU13VTz5XSxvFmMZ9ez68l8/q6qllU1OlcG3HsuFI0nh1SG5HL9hfcpKFfv8nvANpY7VE0srdLuAqi9a/U2dz46ZXU9/CNuvd1ro0h7d8dTiSUI0hiwEQWI++S+a9fkJKODF3+zkK9I33QkH3StzBdF6lHTLvOooKN3cZh9lTkU3ajyFIuTeplDcZYqu6M4C5PdMer3XmEf/G+sCdYYNMYCPidtmg0PuyZl9wX8VCahzOu59ewChnuMydCnZwxqi/1eWb7Cy44HOTPAGyYn9iLCYEB+dahNanAwgLKE1YEpDYJvodWGuXj94BMvCuKpOAsK6Hj7kP2udyoQvPDUMOwA8iLzUHuTrJP/yz12+ShPuhlHmgxKwfYhO308X+9QxcRfiL+UGP0DRqcsgaMCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 96.92 ns | 111.08 ns | 1.15 | 0.01 | False | | |
|<ul><li>[EncodeUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments%3a%20Url%2c%26lorem%20ipsum%3ddolor%20sit%20amet%2c512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encodings.Web/Perf.Encoders.cs#L33-#L35>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1S32sbMQx+D+R/0PIwJ+x6d0mXdmQYtnVhg1EYTbo+DvdOl3j4R7DlNWHt/145l7wMjIxl6dOnTzJIQBgJJHwSq0MktOUa91QuXeNb7TaxfMBHdkWK5U8M3e/jB4bYR+A9ddOrsQqbZNFRXMB9MMVb4wNa0LuYrGw9vyBqAmWRivl0NhEfhwPDlVVHGLh0qwhJWxzP6tn8on5/Uc/X9fVi/oFPeX15NZ3NLt/V9aKuJ6fMgDvPiaL15JCqkFzOP+M+BuWabf4P2MVqi6qNlVXanQMa7zq9yZUPTlndjP+JG2932ijS3t1yX2IBgjQGbEUB4i65H9q12cnRwYuXTOQb0ncdyQfdKPNVkXrQtM04KujoXRxnZWU2Rd+qPNriyF5mU5yoyv4qTsRkf02Gg2fYBf8HG4IVBo2xgC9Jm3bNza5I2V0Bv5RJKPOAbjyrgOEOYzL0+S8GtcHhoKqe4WnLjZwQ4A2DE2sRYTQiv9w3JrU4GkFVwXLPkAbBd9Bpw1i8AOATDwriMTkTCuh4/pD1brYqEDxx1zDuA+SZ5r7xJlkn/6d76P1RHnlzHGkyKAXLh6z04fS8RRUT7xDvlJi8AgcozRelAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 179.55 ns | 299.15 ns | 1.67 | 0.01 | False | | |
|<ul><li>[EncodeUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments%3a%20UnsafeRelaxed%2cno%20(escaping%20%2f)%20required%2c16).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encodings.Web/Perf.Encoders.cs#L28-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 17.13 ns | 23.95 ns | 1.40 | 0.04 | False | | |
|<ul><li>[EncodeUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments%3a%20Url%2c%ef%bf%bd2020%2c512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encodings.Web/Perf.Encoders.cs#L28-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1SwW7bMAy9B8g/cLkowVzbDZIl9SBgWxd0wFBgaNL1OKg2nWiQpUCi1wTrPq3oJ+0XRtnJZRcKoh4fHx9lkIAwEEj4INbHQNikGzxQurKlq7TdhvQBHzkVKKTf0Nc/ugf0oUfgPdXLsfLbtkFLoYB7b5K/ry/TfJon88vpRLwfDgw3UTWh5y6VIiTd4JgR84t8dpHPN/mimF8Vl8t0+W6xmM2u3uZ5keeTU6XHveNCUTmySJlvbaw/8z56ZctdfPdYh2yHqgpZo7Q9A0pna72NnY9WNboc/xbXrtlro0g7e8sjiAIEafRYiQTEXWu/alvFJKO9E3+ikBukLzqQ87pU5rMi9aBpF3mU18HZMI4myhiSflTZxaRTL2NITlJlfyQnYbI/JsPBM+y9+4klwRq9xpDAp1abasPDrkk1+wS+K9OijLu4duwC+jsMraGPv9CrLQ4HWfYMTzse5MQAb5ic2IsAoxG51aE0bYWjEWQZrA5MaRBcDbU2zMW7BtfyoiB0xVGQR8urhuh3uVOe4ImnhnEPkGeZh9KZtrHyf7nHPh9kp5txpMmgFGwfstPH0/UWVWg9xv8jJv8Aikr8v5ACAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 114.27 ns | 162.47 ns | 1.42 | 0.02 | False | | |
|<ul><li>[EncodeUtf8 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments%3a%20JavaScript%2c%26Hello%2b(World)!%2c512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encodings.Web/Perf.Encoders.cs#L28-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 124.45 ns | 168.72 ns | 1.36 | 0.01 | False | | |
|<ul><li>[EncodeUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments%3a%20JavaScript%2c%26Hello%2b(World)!%2c512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encodings.Web/Perf.Encoders.cs#L33-#L35>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 171.78 ns | 262.87 ns | 1.53 | 0.01 | False | | |
|<ul><li>[EncodeUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments%3a%20Url%2c%ef%bf%bd2020%2c16).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encodings.Web/Perf.Encoders.cs#L33-#L35>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 51.38 ns | 73.76 ns | 1.44 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Encodings.Web.Tests.Perf_Encoders_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Encodings.Web.Tests.Perf_Encoders_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Encodings.Web.Tests.Perf_Encoders_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Encodings.Web.Tests.Perf_Encoders_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Encodings.Web.Tests.Perf_Encoders_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Encodings.Web.Tests.Perf_Encoders_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Encodings.Web.Tests.Perf_Encoders_007.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Encodings.Web.Tests.Perf_Encoders.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.Encodings.Web.Tests.Perf_Encoders*'
```

<details>

### System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: Url,&lorem ipsum=dolor sit amet,16)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: Url,&lorem ipsum=dolor sit amet,512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: UnsafeRelaxed,no &lt;escaping /&gt; required,16)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: Url,�2020,512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: JavaScript,&Hello+&lt;World&gt;!,512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: JavaScript,&Hello+&lt;World&gt;!,512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: Url,�2020,16)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Buffers.Tests.SearchValuesByteTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ContainsAny - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Buffers.Tests.SearchValuesByteTests.ContainsAny(Values%3a%20%22abcdefABCDEF0123456789%c3%9c%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/SearchValuesByteTests.cs#L49-#L50>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 19.42 ns | 21.22 ns | 1.09 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Buffers.Tests.SearchValuesByteTests_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Buffers.Tests.SearchValuesByteTests.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.SearchValuesByteTests*'
```

<details>

### System.Buffers.Tests.SearchValuesByteTests.ContainsAny(Values: "abcdefABCDEF0123456789Ü")

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Tests.Perf_Int32

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ParseHex - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_Int32.ParseHex(value%3a%20%227FFFFFFF%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Int32.cs#L43-#L45>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 17.72 ns | 42.46 ns | 2.40 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Tests.Perf_Int32_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Tests.Perf_Int32.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_Int32*'
```

<details>

### System.Tests.Perf_Int32.ParseHex(value: "7FFFFFFF")

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.CtorFromCollection&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ConcurrentBag - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Collections.CtorFromCollection(String).ConcurrentBag(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Create/CtorFromCollection.cs#L77-#L78>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1SwY7TMBC9V+o/DL04FdkmDVRaBYxgy8JKaC+bCs4mmTRGjl3ZE7Zdln/fcZMKictYGb95fu9NDBIQBgIJH0V1CoT9auuMwZq0s2G1Jee/eNf/672vyGu7/8AwWw/eo6UbtU8q/YQlbNbFUrybzwzTqpbQM2+jCEn3mBR5sbnK317lm11+Xebrstis8jfFdVGsX+d5mefLadLjwfGgaBxZpMwPNs5feH96Zesu3ntsQ9ahakLWK20vgNrZVu/jyyerel0nf8TW9QdtVNR/7xoUJQjS6LERKYiHwX7TtolNRnsn/kYhX5HudGD7ulbmsyL1Q1MXeZTXgaNJYmwylnS0Ks81PauXsaSTVDke6SRMjsdyPnuGg3e/OFao0GsMKdwM2jQ7NluR6g8pfFdmQLnjR7aOU0D/gGEw9Ok3erXH+SzLnuGxYyMTA7xicuIsAiwW5G6PtRkaXCwgy+D2yJQGwbXQasNcvEVwAy8Kwnk4CuJ1Nry1mHfdKU/wyK4hGQHyIvNYOzP0Vv4v9zT2gzzrZhxpMigFx4ec9Gn6vEcVBo89/zpi+QJWcXUtggIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 16.40 μs | 25.90 μs | 1.58 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Collections.CtorFromCollection%28String%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Collections.CtorFromCollection%28String%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.CtorFromCollection&lt;String&gt;*'
```

<details>

### System.Collections.CtorFromCollection&lt;String&gt;.ConcurrentBag(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 | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.CtorFromCollectionNonGeneric&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Hashtable - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Collections.CtorFromCollectionNonGeneric(String).Hashtable(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Create/CtorFromCollectionNonGeneric.cs#L31-#L32>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 33.92 μs | 37.80 μs | 1.11 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Collections.CtorFromCollectionNonGeneric%28String%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Collections.CtorFromCollectionNonGeneric%28String%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.CtorFromCollectionNonGeneric&lt;String&gt;*'
```

<details>

### System.Collections.CtorFromCollectionNonGeneric&lt;String&gt;.Hashtable(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 | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Text.Json.Tests.Perf_Basic

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[WriteBasicUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted%3a%20False%2c%20SkipValidation%3a%20False%2c%20DataSize%3a%20100000).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Basic.cs#L94-#L126>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.14 ms | 2.45 ms | 1.14 | 0.08 | False | | |
|<ul><li>[WriteBasicUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted%3a%20False%2c%20SkipValidation%3a%20True%2c%20DataSize%3a%20100000).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Basic.cs#L94-#L126>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.09 ms | 2.27 ms | 1.08 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Json.Tests.Perf_Basic_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Json.Tests.Perf_Basic_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Text.Json.Tests.Perf_Basic.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.Json.Tests.Perf_Basic*'
```

<details>

### System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: False, SkipValidation: False, DataSize: 100000)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: False, SkipValidation: True, DataSize: 100000)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Xml.Linq.Perf_XName

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[CreateElement - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Xml.Linq.Perf_XName.CreateElement.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Xml.Linq/Perf.XName.cs#L16-#L18>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 18.92 ns | 27.82 ns | 1.47 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Xml.Linq.Perf_XName_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/System.Xml.Linq.Perf_XName.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.Xml.Linq.Perf_XName*'
```

<details>

### System.Xml.Linq.Perf_XName.CreateElement

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in PerfLabTests.GetMember

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[GetMethod1 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/PerfLabTests.GetMember.GetMethod1.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/ReflectionPerf.cs#L75-#L85>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 79.81 μs | 87.18 μs | 1.09 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/PerfLabTests.GetMember_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_05_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Regression/PerfLabTests.GetMember.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 'PerfLabTests.GetMember*'
```

<details>

### PerfLabTests.GetMember.GetMethod1

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>

Name	Value
Architecture	arm64
OS	Windows 10.0.22621
Queue	SurfaceWindows
Baseline	7ed741ec05fa8883791d39568bb46dc349fe6839
Compare	d960be890a25df350184089056e87e2bfc1446c5
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
TryParse3 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.13 ns	51.21 ns	1.22	0.01	False
Parse4 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	58.39 ns	71.85 ns	1.23	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
EncodeUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	96.92 ns	111.08 ns	1.15	0.01	False
EncodeUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	179.55 ns	299.15 ns	1.67	0.01	False
EncodeUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	17.13 ns	23.95 ns	1.40	0.04	False
EncodeUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	114.27 ns	162.47 ns	1.42	0.02	False
EncodeUtf8 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	124.45 ns	168.72 ns	1.36	0.01	False
EncodeUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	171.78 ns	262.87 ns	1.53	0.01	False
EncodeUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	51.38 ns	73.76 ns	1.44	0.02	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
WriteBasicUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.14 ms	2.45 ms	1.14	0.08	False
WriteBasicUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.09 ms	2.27 ms	1.08	0.06	False

[Perf] Windows/arm64: 18 Regressions on 5/29/2025 7:08:27 AM +00:00 #56844

Description

Run Information

Regressions in System.Tests.Perf_Version

Repro

System.Tests.Perf_Version.TryParse3

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System.Tests.Perf_Version.Parse4

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Regressions in System.Buffers.Text.Tests.Utf8FormatterTests

Repro

System.Buffers.Text.Tests.Utf8FormatterTests.FormatterDecimal(value: 123456.789)

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Regressions in System.Text.Encodings.Web.Tests.Perf_Encoders

Repro

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: Url,&lorem ipsum=dolor sit amet,16)

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System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: Url,&lorem ipsum=dolor sit amet,512)

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System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: UnsafeRelaxed,no <escaping /> required,16)

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System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: Url,�2020,512)

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System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: JavaScript,&Hello+<World>!,512)

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System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: JavaScript,&Hello+<World>!,512)

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System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: Url,�2020,16)

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Regressions in System.Buffers.Tests.SearchValuesByteTests

Repro

System.Buffers.Tests.SearchValuesByteTests.ContainsAny(Values: "abcdefABCDEF0123456789Ü")

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Regressions in System.Tests.Perf_Int32

Repro

System.Tests.Perf_Int32.ParseHex(value: "7FFFFFFF")

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Regressions in System.Collections.CtorFromCollection<String>

Repro

System.Collections.CtorFromCollection<String>.ConcurrentBag(Size: 512)

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Regressions in System.Collections.CtorFromCollectionNonGeneric<String>