dotnet / dotnet/perf-autofiling-issues

[Perf] Windows/x86: 4 Improvements on 6/17/2026 8:53:08 AM +00:00

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arch-x86 branch-11.0 compilationmode-tiered kind-sdk_scenarios Noise 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 | [f0130b9b5627afa36f53d339e6788a4a1783d08f](https://github.com/dotnet/sdk/commit/f0130b9b5627afa36f53d339e6788a4a1783d08f)
Compare | [a50a8baa52210e32fb688a6cb7f59e40b79ff830](https://github.com/dotnet/sdk/commit/a50a8baa52210e32fb688a6cb7f59e40b79ff830)
Diff | [Diff](https://github.com/dotnet/sdk/compare/f0130b9b5627afa36f53d339e6788a4a1783d08f...a50a8baa52210e32fb688a6cb7f59e40b79ff830)
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]()
| 505.86 ms | 425.26 ms | 0.84 | 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)

---

### Run Information

Name | Value
-- | --
Architecture | x86
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [f0130b9b5627afa36f53d339e6788a4a1783d08f](https://github.com/dotnet/sdk/commit/f0130b9b5627afa36f53d339e6788a4a1783d08f)
Compare | [a50a8baa52210e32fb688a6cb7f59e40b79ff830](https://github.com/dotnet/sdk/commit/a50a8baa52210e32fb688a6cb7f59e40b79ff830)
Diff | [Diff](https://github.com/dotnet/sdk/compare/f0130b9b5627afa36f53d339e6788a4a1783d08f...a50a8baa52210e32fb688a6cb7f59e40b79ff830)
Configs | CompilationMode:tiered, RunKind:sdk_scenarios

### Improvements in SDK New Console

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

  • [SDK New Console - Process Time]()
  • [ADX - Test Multi Config Graph]()
| 1035.15 ms | 984.68 ms | 0.95 | 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 New Console*'
```

### SDK New Console

#### 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 | [f0130b9b5627afa36f53d339e6788a4a1783d08f](https://github.com/dotnet/sdk/commit/f0130b9b5627afa36f53d339e6788a4a1783d08f)
Compare | [a50a8baa52210e32fb688a6cb7f59e40b79ff830](https://github.com/dotnet/sdk/commit/a50a8baa52210e32fb688a6cb7f59e40b79ff830)
Diff | [Diff](https://github.com/dotnet/sdk/compare/f0130b9b5627afa36f53d339e6788a4a1783d08f...a50a8baa52210e32fb688a6cb7f59e40b79ff830)
Configs | CompilationMode:tiered, RunKind:sdk_scenarios

### Improvements in Inner Loop Console

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

  • [Inner Loop Console - Generic Startup Diff]()
  • [ADX - Test Multi Config Graph]()
| 246.91 ms | 218.76 ms | 0.89 | 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 Console*'
```

### Inner Loop Console

#### 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 | [f0130b9b5627afa36f53d339e6788a4a1783d08f](https://github.com/dotnet/sdk/commit/f0130b9b5627afa36f53d339e6788a4a1783d08f)
Compare | [a50a8baa52210e32fb688a6cb7f59e40b79ff830](https://github.com/dotnet/sdk/commit/a50a8baa52210e32fb688a6cb7f59e40b79ff830)
Diff | [Diff](https://github.com/dotnet/sdk/compare/f0130b9b5627afa36f53d339e6788a4a1783d08f...a50a8baa52210e32fb688a6cb7f59e40b79ff830)
Configs | CompilationMode:tiered, RunKind:sdk_scenarios

### Improvements in SDK MSTest Test Project (.NET Core) Template Build(No Change)

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]()
| 978.83 ms | 959.14 ms | 0.98 | 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 Build(No Change)*'
```

### SDK MSTest Test Project (.NET Core) Template Build(No Change)

#### 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 reports for Inner Loop MVC, SDK New Console, Inner Loop Console, and the SDK MSTest template, then read docs/benchmarking-workflow-dotnet-runtime.md. Reproduce the named benchmark with the provided benchmarks_ci.py commands on Windows x86 and compare the baseline and test results. Done means the reported performance change is explained and the relevant benchmark results are validated.

Written by the indexing model from the issue text.

Assessment

Domain
performance
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Quiet
Clarity
Needs clarification
Newbie friendliness
30/100

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