dotnet / dotnet/perf-autofiling-issues

[Perf] Windows/x64: 1 Improvement on 3/8/2026 9:11:59 PM +00:00

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

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [28baa459661f164b55d6409f9816178ced46146f](https://github.com/dotnet/runtime/commit/28baa459661f164b55d6409f9816178ced46146f)
Compare | [cd38a58a63aa4a45330ee012ed1f1b5b2bbe279c](https://github.com/dotnet/runtime/commit/cd38a58a63aa4a45330ee012ed1f1b5b2bbe279c)
Diff | [Diff](https://github.com/dotnet/runtime/compare/28baa459661f164b55d6409f9816178ced46146f...cd38a58a63aa4a45330ee012ed1f1b5b2bbe279c)
Configs | CompilationMode:tiered, RunKind:micro

### Improvements in System.Collections.Sort<Int32>

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

  • [Array_Comparison - Duration of single invocation]()
  • 📝 - [Benchmark Source]()
  • [ADX - Test Multi Config Graph]()
| 4.38 μs | 3.95 μs | 0.90 | 0.46 | 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.Collections.Sort*'
```

### System.Collections.Sort<Int32>.Array_Comparison(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)

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