dotnet / dotnet/perf-autofiling-issues

[Perf] Windows/x86: 3 Improvements on 2/9/2026 8:15:52 AM +00:00

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arch-x86 branch-9.0 kind-sdk_scenarios os-windows perf-improvement untriaged
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Description

### Run Information

Name | Value
-- | --
Architecture | x86
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [1b6b76add691c745ee07cf73c26cc4035b3350bd](https://github.com/dotnet/sdk/commit/1b6b76add691c745ee07cf73c26cc4035b3350bd)
Compare | [b34aec96fd080aabc9233e099921aeaa4379071a](https://github.com/dotnet/sdk/commit/b34aec96fd080aabc9233e099921aeaa4379071a)
Diff | [Diff](https://github.com/dotnet/sdk/compare/1b6b76add691c745ee07cf73c26cc4035b3350bd...b34aec96fd080aabc9233e099921aeaa4379071a)
Configs | CompilationMode:tiered, RunKind:sdk_scenarios

### Improvements in SDK F# Console Template Clean Build

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

  • [SDK F# Console Template Clean Build - Process Time]()
  • [ADX - Test Multi Config Graph]()
| 2531.72 ms | 2442.84 ms | 0.96 | 0.00 | True | | |

[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 F# Console Template Clean Build*'
```

### SDK F# Console 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 | [1b6b76add691c745ee07cf73c26cc4035b3350bd](https://github.com/dotnet/sdk/commit/1b6b76add691c745ee07cf73c26cc4035b3350bd)
Compare | [b34aec96fd080aabc9233e099921aeaa4379071a](https://github.com/dotnet/sdk/commit/b34aec96fd080aabc9233e099921aeaa4379071a)
Diff | [Diff](https://github.com/dotnet/sdk/compare/1b6b76add691c745ee07cf73c26cc4035b3350bd...b34aec96fd080aabc9233e099921aeaa4379071a)
Configs | CompilationMode:tiered, RunKind:sdk_scenarios

### Improvements in Inner Loop Blazor Client

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

  • [Inner Loop Blazor Client - Generic Startup Diff]()
  • [ADX - Test Multi Config Graph]()
| 1985.77 ms | 1803.19 ms | 0.91 | 0.00 | True | | |

[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 Blazor Client*'
```

### Inner Loop Blazor Client

#### 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 | [1b6b76add691c745ee07cf73c26cc4035b3350bd](https://github.com/dotnet/sdk/commit/1b6b76add691c745ee07cf73c26cc4035b3350bd)
Compare | [b34aec96fd080aabc9233e099921aeaa4379071a](https://github.com/dotnet/sdk/commit/b34aec96fd080aabc9233e099921aeaa4379071a)
Diff | [Diff](https://github.com/dotnet/sdk/compare/1b6b76add691c745ee07cf73c26cc4035b3350bd...b34aec96fd080aabc9233e099921aeaa4379071a)
Configs | CompilationMode:tiered, RunKind:sdk_scenarios

### Improvements in SDK Class library Template Clean Build

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

  • [SDK Class library Template Clean Build - Process Time]()
  • [ADX - Test Multi Config Graph]()
| 2683.01 ms | 2628.35 ms | 0.98 | 0.00 | True | | |

[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 Class library Template Clean Build*'
```

### SDK Class library 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)

Contributor guide

No contributing guide indexed for this repository

Research direction

No source file or implementation entry point is named. Start by running the supplied performance benchmark command and comparing the linked reports for the F# console, Blazor client, and class library scenarios; inspect the referenced SDK commit diff. Done means the cause of the reported improvements is identified and the benchmark results are validated.

Written by the indexing model from the issue text.

Assessment

Tech stack
fsharp
Domain
build-system, performance, testing-qa
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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