dotnet / dotnet/perf-autofiling-issues
[Perf] Windows/x64: 3 Improvements on 7/21/2026 3:12:56 AM +00:00
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Description
### Run Information
Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [73a9e0a51ed85481b7f03ca3f2696e020365afd6](https://github.com/dotnet/runtime/commit/73a9e0a51ed85481b7f03ca3f2696e020365afd6)
Compare | [7e3626903d758fab196fa09782a7e198a985bf36](https://github.com/dotnet/runtime/commit/7e3626903d758fab196fa09782a7e198a985bf36)
Diff | [Diff](https://github.com/dotnet/runtime/compare/73a9e0a51ed85481b7f03ca3f2696e020365afd6...7e3626903d758fab196fa09782a7e198a985bf36)
Configs | CompilationMode:tiered, RunKind:micro
### Improvements in Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark
Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|
- [Parse_ParallelAsync - Duration of single invocation]()
- 📝 - [Benchmark Source]()
- [ADX - Test Multi Config Graph]()
|
- [Parse_SequentialAsync - Duration of single invocation]()
- 📝 - [Benchmark Source]()
- [ADX - Test Multi Config Graph]()
|
- [Parse_SequentialAsync - Duration of single invocation]()
- 📝 - [Benchmark Source]()
- [ADX - Test Multi Config Graph]()
![graph]()
![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 'Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark*'
```
### Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark.Parse_ParallelAsync(Length: 128, Chunks: 16)
#### ETL Files
#### Histogram
#### JIT Disasms
### Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark.Parse_SequentialAsync(Length: 128, Chunks: 16)
#### ETL Files
#### Histogram
#### JIT Disasms
### Microsoft.AspNetCore.Server.Kestrel.Performance.PipeThroughputBenchmark.Parse_SequentialAsync(Length: 4096, Chunks: 16)
#### 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 benchmark source at src/benchmarks/micro/libraries/System.IO.Pipelines/PipeThroughputBenchmark.cs and reproduce it using the provided benchmarks_ci.py command. Compare the reported Parse_ParallelAsync and Parse_SequentialAsync results with the linked reports; the issue does not define a requested change or clear completion condition.
Written by the indexing model from the issue text.
Assessment
- Domain
- performance
- Issue type
- Bug
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 30/100