[Perf] Linux/x64: 1 Regression on 3/15/2026 8:58:05 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [6c584d9ce4802d0c8ca7e586dd0999761efbb485](https://github.com/dotnet/sdk/commit/6c584d9ce4802d0c8ca7e586dd0999761efbb485)
Compare | [3bb52afde2bdfe203e6b2b4debaa8905d15e7c22](https://github.com/dotnet/sdk/commit/3bb52afde2bdfe203e6b2b4debaa8905d15e7c22)
Diff | [Diff](https://github.com/dotnet/sdk/compare/6c584d9ce4802d0c8ca7e586dd0999761efbb485...3bb52afde2bdfe203e6b2b4debaa8905d15e7c22)
Configs | CompilationMode:tiered, RunKind:akadeindexedset

### Regressions in Akade.IndexedSet.Benchmarks.ConcurrentSetBenchmarks

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

• [UniqueLookup - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 13.48 ns | 33.63 ns | 2.49 | 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 'Akade.IndexedSet.Benchmarks.ConcurrentSetBenchmarks*'
```

### Akade.IndexedSet.Benchmarks.ConcurrentSetBenchmarks.UniqueLookup

#### 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)