dotnet / dotnet/perf-autofiling-issues

[Perf] Windows/x86: 2 Improvements on 5/22/2026 8:28:06 AM +00:00

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#73,365 1 comment 0 reactions 0 assignees View on GitHub
arch-x86 branch-11.0 compilationmode-tiered kind-sdk_scenarios os-windows perf-improvement runkind-sdk_scenarios untriaged
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Description

### Run Information

Name | Value
-- | --
Architecture | x86
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [1df431def366f5f7fda6f718a7ed774148ceeb90](https://github.com/dotnet/sdk/commit/1df431def366f5f7fda6f718a7ed774148ceeb90)
Compare | [85afae000275066ce60df20227f736154bf172ab](https://github.com/dotnet/sdk/commit/85afae000275066ce60df20227f736154bf172ab)
Diff | [Diff](https://github.com/dotnet/sdk/compare/1df431def366f5f7fda6f718a7ed774148ceeb90...85afae000275066ce60df20227f736154bf172ab)
Configs | CompilationMode:tiered, RunKind:sdk_scenarios

### Improvements in SDK MSTest Test Project (.NET Core) Template Clean Build

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

  • [SDK MSTest Test Project - Process Time]()
  • [ADX - Test Multi Config Graph]()
| 3190.38 ms | 2974.20 ms | 0.93 | 0.00 | True | | |

![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 'SDK MSTest Test Project (.NET Core) Template Clean Build*'
```

### SDK MSTest Test Project (.NET Core) Template Clean Build

#### 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)

---

### Run Information

Name | Value
-- | --
Architecture | x86
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [1df431def366f5f7fda6f718a7ed774148ceeb90](https://github.com/dotnet/sdk/commit/1df431def366f5f7fda6f718a7ed774148ceeb90)
Compare | [85afae000275066ce60df20227f736154bf172ab](https://github.com/dotnet/sdk/commit/85afae000275066ce60df20227f736154bf172ab)
Diff | [Diff](https://github.com/dotnet/sdk/compare/1df431def366f5f7fda6f718a7ed774148ceeb90...85afae000275066ce60df20227f736154bf172ab)
Configs | CompilationMode:tiered, RunKind:sdk_scenarios

### Improvements in Inner Loop MVC

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

  • [Inner Loop MVC - Generic Startup Diff]()
  • [ADX - Test Multi Config Graph]()
| 458.45 ms | 431.50 ms | 0.94 | 0.00 | True | | |

![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 'Inner Loop MVC*'
```

### Inner Loop MVC

#### 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 scripts/benchmarks_ci.py and run the two filters provided for “SDK MSTest Test Project (.NET Core) Template Clean Build” and “Inner Loop MVC” on the stated Windows x86 configuration. Review the linked benchmark and test reports against the baseline and compare commits; done requires identifying an actionable performance change, though the issue does not specify one.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
performance, testing-qa, tooling
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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