dotnet / dotnet/perf-autofiling-issues
[Perf] Windows/x86: 1 Improvement on 7/19/2026 9:20:49 AM +00:00
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Description
### Run Information
Name | Value
-- | --
Architecture | x86
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [7b783ab54922b9faef6a625a0f4326ca803051f0](https://github.com/dotnet/runtime/commit/7b783ab54922b9faef6a625a0f4326ca803051f0)
Compare | [c536338d89a6ccc0bcbca46e44e3343d990e06aa](https://github.com/dotnet/runtime/commit/c536338d89a6ccc0bcbca46e44e3343d990e06aa)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7b783ab54922b9faef6a625a0f4326ca803051f0...c536338d89a6ccc0bcbca46e44e3343d990e06aa)
Configs | CompilationMode:tiered, RunKind:micro
### Improvements in System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Int32>
Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|
- [Negate - 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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives*'
```
### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Int32>.Negate(BufferLength: 3079)
#### 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
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Research direction
Start with the linked benchmark source, dotnet/performance/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_NumberTensorPrimitives.cs, and reproduce the Int32 Negate benchmark using the provided benchmarks_ci.py command. Compare the baseline and test reports for the Windows x86 tiered configuration; done means determining whether the reported performance change requires follow-up.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- csharp
- Domain
- operating-systems, performance, testing
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100