dotnet / dotnet/perf-autofiling-issues
[Perf] Linux/x64: 1 Improvement on 8/2/2026 1:46:10 PM +00:00
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Description
### Run Information
Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [1645260ffcbdc651dd3c0938be593cdb5bcec492](https://github.com/dotnet/runtime/commit/1645260ffcbdc651dd3c0938be593cdb5bcec492)
Compare | [79efd2de59f086171fd811d7375241616c43b890](https://github.com/dotnet/runtime/commit/79efd2de59f086171fd811d7375241616c43b890)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1645260ffcbdc651dd3c0938be593cdb5bcec492...79efd2de59f086171fd811d7375241616c43b890)
Configs | CompilationMode:wasm, RunKind:micro, RuntimeType:coreclr
### Improvements in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Byte>
Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|
- [LessThanAnyBenchmark - Duration of single invocation]()
- 📝 - [Benchmark Source]()
- [ADX - Test Multi Config Graph]()
![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.Runtime.Intrinsics.Tests.Perf_Vector128Of*'
```
### System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Byte>.LessThanAnyBenchmark
#### 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)
Contributor guide
No contributing guide indexed for this repository
Research direction
Start with the linked benchmark source in performance/src/benchmarks/micro/libraries/System.Runtime.Intrinsics/Perf_Vector128OfT.cs, especially lines 133-134, and reproduce it with scripts/benchmarks_ci.py using the supplied filter. Review the linked benchmark and test reports to determine what change is expected; the issue does not define a concrete fix or a verifiable done condition.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- csharp, python, wasm
- Domain
- performance
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100