dotnet / dotnet/perf-autofiling-issues

[Perf] Linux/x64: 1 Regression on 2/13/2026 9:00:07 AM +00:00

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arch-x64 branch-9.0 kind-mlnet os-linux perf-regression runtime-coreclr untriaged
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Description

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [c9dc32c223d3bcdc74db4bd7f7c7c5265cca751f](https://github.com/dotnet/sdk/commit/c9dc32c223d3bcdc74db4bd7f7c7c5265cca751f)
Compare | [d50a67b11dcfbd8b19c90d1d3eab507e0a6c3440](https://github.com/dotnet/sdk/commit/d50a67b11dcfbd8b19c90d1d3eab507e0a6c3440)
Diff | [Diff](https://github.com/dotnet/sdk/compare/c9dc32c223d3bcdc74db4bd7f7c7c5265cca751f...d50a67b11dcfbd8b19c90d1d3eab507e0a6c3440)
Configs | CompilationMode:tiered, RunKind:mlnet

### Regressions in Microsoft.ML.Benchmarks.PredictionEngineBench

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

  • [MakeBreastCancerPredictions - Duration of single invocation]()
  • 📝 - [Benchmark Source]()
  • [ADX - Test Multi Config Graph]()
| 61.72 ns | 69.32 ns | 1.12 | 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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Microsoft.ML.Benchmarks.PredictionEngineBench*'
```

### Microsoft.ML.Benchmarks.PredictionEngineBench.MakeBreastCancerPredictions

#### 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)

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