[Perf] Linux/x64: 3 Regressions on 6/5/2025 3:43:16 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [3427e5fe067db2656d2e59d5d6957bbd98adb9b6](https://github.com/dotnet/runtime/commit/3427e5fe067db2656d2e59d5d6957bbd98adb9b6)
Compare | [624737eb3796e1a760465912b27ac349965d8ba5](https://github.com/dotnet/runtime/commit/624737eb3796e1a760465912b27ac349965d8ba5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/3427e5fe067db2656d2e59d5d6957bbd98adb9b6...624737eb3796e1a760465912b27ac349965d8ba5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.ContainsKeyTrue&lt;Int32, Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ImmutableSortedDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Collections.ContainsKeyTrue(Int32%2c%20Int32).ImmutableSortedDictionary(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Contains/ContainsKeyTrue.cs#L119-#L128>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 5.22 μs | 5.96 μs | 1.14 | 0.09 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Collections.ContainsKeyTrue%28Int32%2C%20Int32%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Collections.ContainsKeyTrue%28Int32%2C%20Int32%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.Collections.ContainsKeyTrue&lt;Int32, Int32&gt;*'
```

<details>

### System.Collections.ContainsKeyTrue&lt;Int32, Int32&gt;.ImmutableSortedDictionary(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 | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [3427e5fe067db2656d2e59d5d6957bbd98adb9b6](https://github.com/dotnet/runtime/commit/3427e5fe067db2656d2e59d5d6957bbd98adb9b6)
Compare | [624737eb3796e1a760465912b27ac349965d8ba5](https://github.com/dotnet/runtime/commit/624737eb3796e1a760465912b27ac349965d8ba5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/3427e5fe067db2656d2e59d5d6957bbd98adb9b6...624737eb3796e1a760465912b27ac349965d8ba5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.TryGetValueTrue&lt;Int32, Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ImmutableSortedDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/ViperUbuntu/System.Collections.TryGetValueTrue(Int32%2c%20Int32).ImmutableSortedDictionary(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/TryGetValue/TryGetValueTrue.cs#L121-#L130>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 5.34 μs | 6.15 μs | 1.15 | 0.15 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Collections.TryGetValueTrue%28Int32%2C%20Int32%29_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/System.Collections.TryGetValueTrue%28Int32%2C%20Int32%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.Collections.TryGetValueTrue&lt;Int32, Int32&gt;*'
```

<details>

### System.Collections.TryGetValueTrue&lt;Int32, Int32&gt;.ImmutableSortedDictionary(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 | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [3427e5fe067db2656d2e59d5d6957bbd98adb9b6](https://github.com/dotnet/runtime/commit/3427e5fe067db2656d2e59d5d6957bbd98adb9b6)
Compare | [624737eb3796e1a760465912b27ac349965d8ba5](https://github.com/dotnet/runtime/commit/624737eb3796e1a760465912b27ac349965d8ba5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/3427e5fe067db2656d2e59d5d6957bbd98adb9b6...624737eb3796e1a760465912b27ac349965d8ba5)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in Benchstone.MDBenchI.MDGeneralArray

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_ubuntu 22.04/ViperUbuntu/Benchstone.MDBenchI.MDGeneralArray.Test.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/Benchstones/MDBenchI/MDGeneralArray.cs#L62-#L67>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 8.94 ms | 10.11 ms | 1.13 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/Benchstone.MDBenchI.MDGeneralArray_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_10_2025/refs/heads/main_x64_ubuntu%2022.04/ViperUbuntu_Regression/Benchstone.MDBenchI.MDGeneralArray.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 'Benchstone.MDBenchI.MDGeneralArray*'
```

<details>

### Benchstone.MDBenchI.MDGeneralArray.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>

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[Perf] Linux/x64: 3 Regressions on 6/5/2025 3:43:16 AM +00:00 #116485

Run Information

Regressions in System.Collections.ContainsKeyTrue<Int32, Int32>

Repro

System.Collections.ContainsKeyTrue<Int32, Int32>.ImmutableSortedDictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Collections.TryGetValueTrue<Int32, Int32>

Repro

System.Collections.TryGetValueTrue<Int32, Int32>.ImmutableSortedDictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in Benchstone.MDBenchI.MDGeneralArray

Repro

Benchstone.MDBenchI.MDGeneralArray.Test

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	ViperUbuntu
Baseline	3427e5fe067db2656d2e59d5d6957bbd98adb9b6
Compare	624737eb3796e1a760465912b27ac349965d8ba5
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

[Perf] Linux/x64: 3 Regressions on 6/5/2025 3:43:16 AM +00:00 #116485

Description

Run Information

Regressions in System.Collections.ContainsKeyTrue<Int32, Int32>

Repro

System.Collections.ContainsKeyTrue<Int32, Int32>.ImmutableSortedDictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Collections.TryGetValueTrue<Int32, Int32>

Repro

System.Collections.TryGetValueTrue<Int32, Int32>.ImmutableSortedDictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in Benchstone.MDBenchI.MDGeneralArray

Repro

Benchstone.MDBenchI.MDGeneralArray.Test

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions