[Perf] Linux/x64: 1 Regression on 4/16/2026 9:49:28 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [e52493553982a80cd4c7d372c104e3a9dbff0e0d](https://github.com/dotnet/sdk/commit/e52493553982a80cd4c7d372c104e3a9dbff0e0d)
Compare | [40c1c9e8d6d6c67fbe68e1f304d0c2a03e311e0a](https://github.com/dotnet/sdk/commit/40c1c9e8d6d6c67fbe68e1f304d0c2a03e311e0a)
Diff | [Diff](https://github.com/dotnet/sdk/compare/e52493553982a80cd4c7d372c104e3a9dbff0e0d...40c1c9e8d6d6c67fbe68e1f304d0c2a03e311e0a)
Configs | CompilationMode:tiered, RunKind:mlnet

### Regressions in Microsoft.ML.Benchmarks.HashBench

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

• [HashVectorKey - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config 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.HashBench*'
```

### Microsoft.ML.Benchmarks.HashBench.HashVectorKey

#### 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)