dotnet / dotnet/perf-autofiling-issues

[Perf] Linux/x64: 1 Improvement on 6/14/2026 8:59:21 AM +00:00

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arch-wasm arch-x64 branch-refs/heads/main compilationmode-wasm kind-micro Look Again 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 | [f36379692fdd0448b5b1276a1a4aa075a0d2c1e0](https://github.com/dotnet/runtime/commit/f36379692fdd0448b5b1276a1a4aa075a0d2c1e0)
Compare | [3a87981877445b58ef3c05851888e24c3558876b](https://github.com/dotnet/runtime/commit/3a87981877445b58ef3c05851888e24c3558876b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/f36379692fdd0448b5b1276a1a4aa075a0d2c1e0...3a87981877445b58ef3c05851888e24c3558876b)
Configs | CompilationMode:wasm, RunKind:micro, RuntimeType:coreclr

### Improvements in System.Buffers.Text.Tests.Utf8ParserTests

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

  • [TryParseDateTimeOffset - Duration of single invocation]()
  • 📝 - [Benchmark Source]()
  • [ADX - Test Multi Config Graph]()
| 6.18 μs | 1.36 μs | 0.22 | 0.22 | 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.Buffers.Text.Tests.Utf8ParserTests*'
```

### System.Buffers.Text.Tests.Utf8ParserTests.TryParseDateTimeOffset(value: 12/30/2017 3:45:22 AM -08:00)

#### 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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