[Perf] Linux/x64: 2 Regressions on 10/3/2025 9:18:21 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | TigerUbuntu
Baseline | [e25633993143c2f05f28686bf515ff187ad53301](https://github.com/dotnet/runtime/commit/e25633993143c2f05f28686bf515ff187ad53301)
Compare | [00827336cc507d8c6f934b90e61790f9d24ca42d](https://github.com/dotnet/runtime/commit/00827336cc507d8c6f934b90e61790f9d24ca42d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/e25633993143c2f05f28686bf515ff187ad53301...00827336cc507d8c6f934b90e61790f9d24ca42d)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in Interop.ComWrappersTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ParallelRCWLookUp - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/Interop.ComWrappersTests.ParallelRCWLookUp.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Interop/ComWrappers.cs#L43-#L58>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 324.60 ms | 376.68 ms | 1.16 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_07_2025/refs/heads/main_x64_ubuntu%2022.04_Regression/Interop.ComWrappersTests_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_07_2025/refs/heads/main_x64_ubuntu%2022.04_Regression/Interop.ComWrappersTests.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 'Interop.ComWrappersTests*'
```

<details>

### Interop.ComWrappersTests.ParallelRCWLookUp

#### 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 | TigerUbuntu
Baseline | [e25633993143c2f05f28686bf515ff187ad53301](https://github.com/dotnet/runtime/commit/e25633993143c2f05f28686bf515ff187ad53301)
Compare | [00827336cc507d8c6f934b90e61790f9d24ca42d](https://github.com/dotnet/runtime/commit/00827336cc507d8c6f934b90e61790f9d24ca42d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/e25633993143c2f05f28686bf515ff187ad53301...00827336cc507d8c6f934b90e61790f9d24ca42d)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in Benchmark.GetChildKeysTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[AddChainedConfigurationEmpty - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/Benchmark.GetChildKeysTests.AddChainedConfigurationEmpty.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/Microsoft.Extensions.Configuration/GetChildKeysTests.cs#L100-#L102>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.35 ms | 12.63 ms | 1.51 | 0.43 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_07_2025/refs/heads/main_x64_ubuntu%2022.04_Regression/Benchmark.GetChildKeysTests_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/10_07_2025/refs/heads/main_x64_ubuntu%2022.04_Regression/Benchmark.GetChildKeysTests.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 'Benchmark.GetChildKeysTests*'
```

<details>

### Benchmark.GetChildKeysTests.AddChainedConfigurationEmpty

#### 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>

Navigation Menu

Uh oh!

[Perf] Linux/x64: 2 Regressions on 10/3/2025 9:18:21 PM +00:00 #120470

Run Information

Regressions in Interop.ComWrappersTests

Repro

Interop.ComWrappersTests.ParallelRCWLookUp

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in Benchmark.GetChildKeysTests

Repro

Benchmark.GetChildKeysTests.AddChainedConfigurationEmpty

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	e25633993143c2f05f28686bf515ff187ad53301
Compare	00827336cc507d8c6f934b90e61790f9d24ca42d
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Uh oh!

[Perf] Linux/x64: 2 Regressions on 10/3/2025 9:18:21 PM +00:00 #120470

Description

Run Information

Regressions in Interop.ComWrappersTests

Repro

Interop.ComWrappersTests.ParallelRCWLookUp

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in Benchmark.GetChildKeysTests

Repro

Benchmark.GetChildKeysTests.AddChainedConfigurationEmpty

ETL Files

Histogram

JIT Disasms

Docs

Activity

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions