dotnet / dotnet/perf-autofiling-issues

[Perf] Windows/x86: 1 Improvement on 7/30/2026 6:50:50 PM +00:00

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arch-x86 branch-refs/heads/main compilationmode-tiered kind-micro os-windows perf-improvement runkind-micro runtime-coreclr untriaged
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Description

### Run Information

Name | Value
-- | --
Architecture | x86
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [72dac24a0e6fa1047002858a762f36c88e53850b](https://github.com/dotnet/runtime/commit/72dac24a0e6fa1047002858a762f36c88e53850b)
Compare | [640b326fc81d94d410753b67c0f89b166d6666df](https://github.com/dotnet/runtime/commit/640b326fc81d94d410753b67c0f89b166d6666df)
Diff | [Diff](https://github.com/dotnet/runtime/compare/72dac24a0e6fa1047002858a762f36c88e53850b...640b326fc81d94d410753b67c0f89b166d6666df)
Configs | CompilationMode:tiered, RunKind:micro

### Improvements in System.Net.Primitives.Tests.CredentialCacheTests

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

  • [GetCredential_Uri - Duration of single invocation]()
  • 📝 - [Benchmark Source]()
  • [ADX - Test Multi Config Graph]()
| 59.84 ns | 55.25 ns | 0.92 | 0.12 | 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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Net.Primitives.Tests.CredentialCacheTests*'
```

### System.Net.Primitives.Tests.CredentialCacheTests.GetCredential_Uri(uriString: "http://notfound", uriCount: 0)

#### 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 linked at performance/src/benchmarks/micro/libraries/System.Net.Primitives/CredentialCacheTests.cs#L32-L41 and review the GetCredential_Uri result. Run the provided benchmarks_ci.py command to reproduce it; the issue does not define a code change or acceptance condition, so what constitutes done must first be established.

Written by the indexing model from the issue text.

Assessment

Tech stack
csharp
Domain
performance
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Quiet
Clarity
Needs clarification
Newbie friendliness
25/100

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