dotnet / dotnet/perf-autofiling-issues

[Perf] Windows/x64: 1 Improvement on 5/30/2026 1:47:02 AM +00:00

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arch-x64 branch-refs/heads/main compilationmode-tiered kind-micro Noise os-windows perf-improvement runkind-micro runtime-coreclr untriaged
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Description

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [32f2c3324e1f3f1da93b6f394abd2e893327e4a5](https://github.com/dotnet/runtime/commit/32f2c3324e1f3f1da93b6f394abd2e893327e4a5)
Compare | [a72c2a347a07e10d09d18570d708737cbaa82f4a](https://github.com/dotnet/runtime/commit/a72c2a347a07e10d09d18570d708737cbaa82f4a)
Diff | [Diff](https://github.com/dotnet/runtime/compare/32f2c3324e1f3f1da93b6f394abd2e893327e4a5...a72c2a347a07e10d09d18570d708737cbaa82f4a)
Configs | CompilationMode:tiered, RunKind:micro

### Improvements in System.Reflection.Attributes

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|

  • [GetCustomAttributesClassMissInherit - Duration of single invocation]()
  • 📝 - [Benchmark Source]()
  • [ADX - Test Multi Config Graph]()
| 196.06 ns | 156.46 ns | 0.80 | 0.41 | False | | |

![graph]()
[Test Report]()

### 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.Reflection.Attributes*'
```

### System.Reflection.Attributes.GetCustomAttributesClassMissInherit

#### 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)

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