dotnet / dotnet/perf-autofiling-issues

[Perf] Linux/x64: 1 Improvement on 6/5/2026 1:49:07 PM +00:00

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arch-wasm arch-x64 branch-refs/heads/main compilationmode-wasm kind-micro Noise os-linux perf-improvement runkind-micro runtimetype-coreclr untriaged
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Description

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [663addb7256d5d05c0707e7ea29251ecd0f1f952](https://github.com/dotnet/runtime/commit/663addb7256d5d05c0707e7ea29251ecd0f1f952)
Compare | [a37889c32f7fc7c8174c737a91beed4402b70ee4](https://github.com/dotnet/runtime/commit/a37889c32f7fc7c8174c737a91beed4402b70ee4)
Diff | [Diff](https://github.com/dotnet/runtime/compare/663addb7256d5d05c0707e7ea29251ecd0f1f952...a37889c32f7fc7c8174c737a91beed4402b70ee4)
Configs | CompilationMode:wasm, RunKind:micro, RuntimeType:coreclr

### Improvements in System.Tests.Perf_Array

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

  • [ArrayResize - Duration of single invocation]()
  • 📝 - [Benchmark Source]()
  • [ADX - Test Multi Config Graph]()
| 888.49 ns | 816.65 ns | 0.92 | 0.20 | 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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Array*'
```

### System.Tests.Perf_Array.ArrayResize

#### 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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