[Perf] Linux/x64: JIT: enable instrumentation for inlinees Regressions

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [843b197d1b3ab286aec45463d2421c8b8b0c894c](https://github.com/dotnet/runtime/commit/843b197d1b3ab286aec45463d2421c8b8b0c894c)
Compare | [171bbb1de92f1e4e31b3aaf46054185eb88bb117](https://github.com/dotnet/runtime/commit/171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Diff | [Diff](https://github.com/dotnet/runtime/compare/843b197d1b3ab286aec45463d2421c8b8b0c894c...171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in Microsoft.Extensions.Logging.EventSourceLogger

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[NestedScopes_TwoMessages - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/Microsoft.Extensions.Logging.EventSourceLogger.NestedScopes_TwoMessages(HasSubscribers%3a%20True%2c%20Json%3a%20True).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/Microsoft.Extensions.Logging/EventSourceBenchmark.cs#L27-#L39>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.86 μs | 3.14 μs | 1.69 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/Microsoft.Extensions.Logging.EventSourceLogger_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/Microsoft.Extensions.Logging.EventSourceLogger.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Microsoft.Extensions.Logging.EventSourceLogger*'
```

<details>

### Microsoft.Extensions.Logging.EventSourceLogger.NestedScopes_TwoMessages(HasSubscribers: True, Json: True)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [843b197d1b3ab286aec45463d2421c8b8b0c894c](https://github.com/dotnet/runtime/commit/843b197d1b3ab286aec45463d2421c8b8b0c894c)
Compare | [171bbb1de92f1e4e31b3aaf46054185eb88bb117](https://github.com/dotnet/runtime/commit/171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Diff | [Diff](https://github.com/dotnet/runtime/compare/843b197d1b3ab286aec45463d2421c8b8b0c894c...171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Ctor - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern%3a%20%22(%3f%3a(%3f%3a25%5b0-5%5d%7c2%5b0-4%5d%5b0-9%5d%7c%5b01%5d%3f%5b0-9%5d%5b0-9%5d)%5c%5c.)%7b3%7d(%3f%3a25%5b0-5%5d%7c2%5b0-4%5d%5b0-9%5d%7c%5b01%5d%3f%5b0-9%5d%5b0-9%5d)%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L69-#L70>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 18.96 μs | 24.94 μs | 1.32 | 0.03 | False | | |
|<ul><li>[Ctor - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern%3a%20%22%5b%5c%5cw%5d%2b%3a%2f%2f%5b%5e%2f%5c%5cs%3f%23%5d%2b%5b%5e%5c%5cs%3f%23%5d%2b(%3f%3a%5c%5c%3f%5b%5e%5c%5cs%23%5d*)%3f(%3f%3a%23%5b%5e%5c%5cs%5d*)%3f%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L69-#L70>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 14.89 μs | 23.80 μs | 1.60 | 0.03 | False | | |
|<ul><li>[Ctor - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern%3a%20%22%5b%5c%5cw%5c%5c.%2b-%5d%2b%40%5b%5c%5cw%5c%5c.-%5d%2b%5c%5c.%5b%5c%5cw%5c%5c.-%5d%2b%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L69-#L70>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 11.85 μs | 16.11 μs | 1.36 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas*'
```

<details>

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])", Options: Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "[\\w]+://[^/\\s?#]+[^\\s?#]+(?:\\?[^\\s#]*)?(?:#[^\\s]*)?", Options: Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "[\\w\\.+-]+@[\\w\\.-]+\\.[\\w\\.-]+", Options: Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [843b197d1b3ab286aec45463d2421c8b8b0c894c](https://github.com/dotnet/runtime/commit/843b197d1b3ab286aec45463d2421c8b8b0c894c)
Compare | [171bbb1de92f1e4e31b3aaf46054185eb88bb117](https://github.com/dotnet/runtime/commit/171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Diff | [Diff](https://github.com/dotnet/runtime/compare/843b197d1b3ab286aec45463d2421c8b8b0c894c...171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Buffers.Text.Tests.Base64EncodeDecodeInPlaceTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Base64EncodeInPlace - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Buffers.Text.Tests.Base64EncodeDecodeInPlaceTests.Base64EncodeInPlace(NumberOfBytes%3a%20200000000).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/Base64Tests.cs#L121-#L123>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 127.64 ms | 291.16 ms | 2.28 | 0.00 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Buffers.Text.Tests.Base64EncodeDecodeInPlaceTests_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Buffers.Text.Tests.Base64EncodeDecodeInPlaceTests.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Text.Tests.Base64EncodeDecodeInPlaceTests*'
```

<details>

### System.Buffers.Text.Tests.Base64EncodeDecodeInPlaceTests.Base64EncodeInPlace(NumberOfBytes: 200000000)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [843b197d1b3ab286aec45463d2421c8b8b0c894c](https://github.com/dotnet/runtime/commit/843b197d1b3ab286aec45463d2421c8b8b0c894c)
Compare | [171bbb1de92f1e4e31b3aaf46054185eb88bb117](https://github.com/dotnet/runtime/commit/171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Diff | [Diff](https://github.com/dotnet/runtime/compare/843b197d1b3ab286aec45463d2421c8b8b0c894c...171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Perf_Convert

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToBase64String - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Perf_Convert.ToBase64String(formattingOptions%3a%20None).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.Convert.cs#L58-#L63>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 142.42 ns | 222.30 ns | 1.56 | 0.02 | False | | |
|<ul><li>[ToDateTime_String - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Perf_Convert.ToDateTime_String(value%3a%20%22Fri%2c%2027%20Feb%202009%2003%3a11%3a21%20GMT%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.Convert.cs#L65-#L72>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 460.62 ns | 519.54 ns | 1.13 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Perf_Convert_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Perf_Convert_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Perf_Convert.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Perf_Convert*'
```

<details>

### System.Perf_Convert.ToBase64String(formattingOptions: None)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Perf_Convert.ToDateTime_String(value: "Fri, 27 Feb 2009 03:11:21 GMT")

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [843b197d1b3ab286aec45463d2421c8b8b0c894c](https://github.com/dotnet/runtime/commit/843b197d1b3ab286aec45463d2421c8b8b0c894c)
Compare | [171bbb1de92f1e4e31b3aaf46054185eb88bb117](https://github.com/dotnet/runtime/commit/171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Diff | [Diff](https://github.com/dotnet/runtime/compare/843b197d1b3ab286aec45463d2421c8b8b0c894c...171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Common

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Ctor - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.RegularExpressions.Tests.Perf_Regex_Common.Ctor(Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Common.cs#L97-#L99>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 13.48 μs | 26.70 μs | 1.98 | 0.16 | False | | |
|<ul><li>[CtorInvoke - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.RegularExpressions.Tests.Perf_Regex_Common.CtorInvoke(Options%3a%20IgnoreCase%2c%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Common.cs#L101-#L103>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 204.41 μs | 228.69 μs | 1.12 | 0.11 | False | | |
|<ul><li>[Ctor - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.RegularExpressions.Tests.Perf_Regex_Common.Ctor(Options%3a%20IgnoreCase%2c%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Common.cs#L97-#L99>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 29.45 μs | 31.97 μs | 1.09 | 0.55 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Common_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Common_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Common_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.RegularExpressions.Tests.Perf_Regex_Common.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Common*'
```

<details>

### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Ctor(Options: Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Common.CtorInvoke(Options: IgnoreCase, Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Common.Ctor(Options: IgnoreCase, Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [843b197d1b3ab286aec45463d2421c8b8b0c894c](https://github.com/dotnet/runtime/commit/843b197d1b3ab286aec45463d2421c8b8b0c894c)
Compare | [171bbb1de92f1e4e31b3aaf46054185eb88bb117](https://github.com/dotnet/runtime/commit/171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Diff | [Diff](https://github.com/dotnet/runtime/compare/843b197d1b3ab286aec45463d2421c8b8b0c894c...171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Reflection.Invoke

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Ctor4_int_string_struct_class - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Reflection.Invoke.Ctor4_int_string_struct_class.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/System.Reflection/Invoke.cs#L304-#L311>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 27.88 ns | 34.33 ns | 1.23 | 0.17 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Reflection.Invoke_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Reflection.Invoke.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Reflection.Invoke*'
```

<details>

### System.Reflection.Invoke.Ctor4_int_string_struct_class

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [843b197d1b3ab286aec45463d2421c8b8b0c894c](https://github.com/dotnet/runtime/commit/843b197d1b3ab286aec45463d2421c8b8b0c894c)
Compare | [171bbb1de92f1e4e31b3aaf46054185eb88bb117](https://github.com/dotnet/runtime/commit/171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Diff | [Diff](https://github.com/dotnet/runtime/compare/843b197d1b3ab286aec45463d2421c8b8b0c894c...171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Linq.Tests.Perf_Enumerable

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[SelectToList - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Linq.Tests.Perf_Enumerable.SelectToList(input%3a%20Range).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Linq/Perf.Enumerable.cs#L262-#L264>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 60.75 ns | 88.80 ns | 1.46 | 0.09 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Linq.Tests.Perf_Enumerable_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Linq.Tests.Perf_Enumerable.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Linq.Tests.Perf_Enumerable*'
```

<details>

### System.Linq.Tests.Perf_Enumerable.SelectToList(input: Range)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [843b197d1b3ab286aec45463d2421c8b8b0c894c](https://github.com/dotnet/runtime/commit/843b197d1b3ab286aec45463d2421c8b8b0c894c)
Compare | [171bbb1de92f1e4e31b3aaf46054185eb88bb117](https://github.com/dotnet/runtime/commit/171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Diff | [Diff](https://github.com/dotnet/runtime/compare/843b197d1b3ab286aec45463d2421c8b8b0c894c...171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Text.Json.Serialization.Tests.ColdStartSerialization&lt;SimpleStructWithProperties&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[NewCustomConverter - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.Json.Serialization.Tests.ColdStartSerialization(SimpleStructWithProperties).NewCustomConverter.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Serializer/ColdStartSerialization.cs#L82-#L89>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1SUW/TMBB+r9T/YPriVmRJ2q1MKxgBZWICDaGlgmeTXBojx47s89rC9t85J+kDvNi689133/edNSBD8MgEe8eLk0do0x0cMf3srUkLcEpq9VuiomhHdT7dWl0VKB3+8/imUG2noUAXSvyhsPnmbAcOFfi36Vc4bINH226teaQkOP56OtE0WtYU0OxKIqBqYb7KV+uL/Ppidblb3mzy5WZ9mV5fLV9drW9e5vkmzxdjp4POUiOvLBrAzAUT+8+4P500ZRPfHdQ+a0BWPmulMueC0ppa7ePkk5GtKud/+Na2ndK9mntbAd8wTvQdVDxh/CGYL8pUMUnVzvLnSOQT4J0iYU6VUn+UKKPyiCOdIv/8PFor4pEMUkV/Jj17EY9kpCqGKxmJieFaTCdPrHP2F5TIot/gE/YhKF3tSCxtoe0S9l3qACIuZ2vJBXAP4IPG9+S03MN0kmVP7NCQkBGBvSBwJC88m83Q3h5LHSqYzViWsdsjQWpgtma10oSlzJ7ZQItivm+OhByYirYW/S4b+gjsQKrZfCgQZ5rH0urQGvE/3dOQ96LnTXWoUIPgZB+Q06cxvAfpg4MWDPLFX1Hh8ommAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 19.90 μs | 30.13 μs | 1.51 | 0.54 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.Json.Serialization.Tests.ColdStartSerialization%28SimpleStructWithProperties%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.Json.Serialization.Tests.ColdStartSerialization%28SimpleStructWithProperties%29.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ColdStartSerialization&lt;SimpleStructWithProperties&gt;*'
```

<details>

### System.Text.Json.Serialization.Tests.ColdStartSerialization&lt;SimpleStructWithProperties&gt;.NewCustomConverter

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [843b197d1b3ab286aec45463d2421c8b8b0c894c](https://github.com/dotnet/runtime/commit/843b197d1b3ab286aec45463d2421c8b8b0c894c)
Compare | [171bbb1de92f1e4e31b3aaf46054185eb88bb117](https://github.com/dotnet/runtime/commit/171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Diff | [Diff](https://github.com/dotnet/runtime/compare/843b197d1b3ab286aec45463d2421c8b8b0c894c...171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Text.Json.Document.Tests.Perf_DocumentParse

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Parse - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented%3a%20False%2c%20TestRandomAccess%3a%20True%2c%20TestCase%3a%20Json400KB).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Document/DocumentParse.cs#L49-#L75>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 4.49 ms | 5.41 ms | 1.21 | 0.42 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.Json.Document.Tests.Perf_DocumentParse_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Text.Json.Document.Tests.Perf_DocumentParse.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Document.Tests.Perf_DocumentParse*'
```

<details>

### System.Text.Json.Document.Tests.Perf_DocumentParse.Parse(IsDataIndented: False, TestRandomAccess: True, TestCase: Json400KB)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [843b197d1b3ab286aec45463d2421c8b8b0c894c](https://github.com/dotnet/runtime/commit/843b197d1b3ab286aec45463d2421c8b8b0c894c)
Compare | [171bbb1de92f1e4e31b3aaf46054185eb88bb117](https://github.com/dotnet/runtime/commit/171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Diff | [Diff](https://github.com/dotnet/runtime/compare/843b197d1b3ab286aec45463d2421c8b8b0c894c...171bbb1de92f1e4e31b3aaf46054185eb88bb117)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Tests.Perf_Type

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[GetType_Resolvers - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Tests.Perf_Type.GetType_Resolvers(input%3a%20typeof(System.Tests.Nested)).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Type.cs#L66-#L69>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 127.98 ns | 154.01 ns | 1.20 | 0.10 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Tests.Perf_Type_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/09_23_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Tests.Perf_Type.html>)

### Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

```cmd
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Type*'
```

<details>

### System.Tests.Perf_Type.GetType_Resolvers(input: typeof(System.Tests.Nested))

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	ViperUbuntu
Baseline	843b197d1b3ab286aec45463d2421c8b8b0c894c
Compare	171bbb1de92f1e4e31b3aaf46054185eb88bb117
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Ctor - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	18.96 μs	24.94 μs	1.32	0.03	False
Ctor - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	14.89 μs	23.80 μs	1.60	0.03	False
Ctor - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.85 μs	16.11 μs	1.36	0.06	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ToBase64String - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	142.42 ns	222.30 ns	1.56	0.02	False
ToDateTime_String - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	460.62 ns	519.54 ns	1.13	0.05	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Ctor - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.48 μs	26.70 μs	1.98	0.16	False
CtorInvoke - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	204.41 μs	228.69 μs	1.12	0.11	False
Ctor - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	29.45 μs	31.97 μs	1.09	0.55	False

[Perf] Linux/x64: JIT: enable instrumentation for inlinees Regressions #120068

Description

Run Information

Regressions in Microsoft.Extensions.Logging.EventSourceLogger

Repro

Microsoft.Extensions.Logging.EventSourceLogger.NestedScopes_TwoMessages(HasSubscribers: True, Json: True)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas

Repro

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9])", Options: Compiled)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "[\w]+://[^/\\s?#]+[^\\s?#]+(?:\?[^\\s#])?(?:#[^\\s])?", Options: Compiled)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Mariomkas.Ctor(Pattern: "[\w\.+-]+@[\w\.-]+\.[\w\.-]+", Options: Compiled)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Buffers.Text.Tests.Base64EncodeDecodeInPlaceTests

Repro

System.Buffers.Text.Tests.Base64EncodeDecodeInPlaceTests.Base64EncodeInPlace(NumberOfBytes: 200000000)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Perf_Convert

Repro

System.Perf_Convert.ToBase64String(formattingOptions: None)

ETL Files

Histogram

JIT Disasms

System.Perf_Convert.ToDateTime_String(value: "Fri, 27 Feb 2009 03:11:21 GMT")

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Common

Repro

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Ctor(Options: Compiled)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.CtorInvoke(Options: IgnoreCase, Compiled)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Ctor(Options: IgnoreCase, Compiled)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Reflection.Invoke

Repro

System.Reflection.Invoke.Ctor4_int_string_struct_class

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Linq.Tests.Perf_Enumerable

Repro

System.Linq.Tests.Perf_Enumerable.SelectToList(input: Range)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Text.Json.Serialization.Tests.ColdStartSerialization<SimpleStructWithProperties>