[Perf] Windows/x64: 2 Regressions on 4/21/2024 1:44:03 AM

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [bc0380f039932b4392b1bbf11ff0cf41d54cc65c](https://github.com/dotnet/runtime/commit/bc0380f039932b4392b1bbf11ff0cf41d54cc65c)
Compare | [4aeb952e3895012b9d857dd2e81f428b2937b4ef](https://github.com/dotnet/runtime/commit/4aeb952e3895012b9d857dd2e81f428b2937b4ef)
Diff | [Diff](https://github.com/dotnet/runtime/compare/bc0380f039932b4392b1bbf11ff0cf41d54cc65c...4aeb952e3895012b9d857dd2e81f428b2937b4ef)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.TryGetValueFalse&lt;String, String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[FrozenDictionaryOptimized - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Collections.TryGetValueFalse(String%2c%20String).FrozenDictionaryOptimized(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/TryGetValue/TryGetValueFalse.cs#L132-#L141>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.30 μs | 7.76 μs | 1.06 | 0.03 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_23_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.TryGetValueFalse%28String%2C%20String%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_23_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.TryGetValueFalse%28String%2C%20String%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.TryGetValueFalse&lt;String, String&gt;*'
```

<details>

### System.Collections.TryGetValueFalse&lt;String, String&gt;.FrozenDictionaryOptimized(Size: 512)

#### ETL Files

#### Histogram

#### JIT Disasms



### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22621
Queue | TigerWindows
Baseline | [bc0380f039932b4392b1bbf11ff0cf41d54cc65c](https://github.com/dotnet/runtime/commit/bc0380f039932b4392b1bbf11ff0cf41d54cc65c)
Compare | [4aeb952e3895012b9d857dd2e81f428b2937b4ef](https://github.com/dotnet/runtime/commit/4aeb952e3895012b9d857dd2e81f428b2937b4ef)
Diff | [Diff](https://github.com/dotnet/runtime/compare/bc0380f039932b4392b1bbf11ff0cf41d54cc65c...4aeb952e3895012b9d857dd2e81f428b2937b4ef)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.Tests.Perf_BitArray

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[BitArrayLengthValueCtor - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.22621/System.Collections.Tests.Perf_BitArray.BitArrayLengthValueCtor(Size%3a%204).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Perf.BitArray.cs#L30-#L31>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 14.53 ns | 16.55 ns | 1.14 | 0.15 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_23_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.Tests.Perf_BitArray_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/04_23_2024/refs/heads/main_x64_Windows%2010.0.22621_Regression/System.Collections.Tests.Perf_BitArray.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.Tests.Perf_BitArray*'
```

<details>

### System.Collections.Tests.Perf_BitArray.BitArrayLengthValueCtor(Size: 4)

#### 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] Windows/x64: 2 Regressions on 4/21/2024 1:44:03 AM #33052

Run Information

Regressions in System.Collections.TryGetValueFalse<String, String>

Repro

System.Collections.TryGetValueFalse<String, String>.FrozenDictionaryOptimized(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Collections.Tests.Perf_BitArray

Repro

System.Collections.Tests.Perf_BitArray.BitArrayLengthValueCtor(Size: 4)

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Assignees

Labels

Type

Projects

Milestone

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Development

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	bc0380f039932b4392b1bbf11ff0cf41d54cc65c
Compare	4aeb952e3895012b9d857dd2e81f428b2937b4ef
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

[Perf] Windows/x64: 2 Regressions on 4/21/2024 1:44:03 AM #33052

Description

Run Information

Regressions in System.Collections.TryGetValueFalse<String, String>

Repro

System.Collections.TryGetValueFalse<String, String>.FrozenDictionaryOptimized(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Collections.Tests.Perf_BitArray

Repro

System.Collections.Tests.Perf_BitArray.BitArrayLengthValueCtor(Size: 4)

ETL Files

Histogram

JIT Disasms

Docs

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions