[Perf] Linux/x64: 3 Regressions on 1/30/2026 9:55:22 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [0b60d265d30d96c827b73dbce74cb78f600d3c92](https://github.com/dotnet/sdk/commit/0b60d265d30d96c827b73dbce74cb78f600d3c92)
Compare | [181f8798913e9c234e19756db58f38a8cac176ea](https://github.com/dotnet/sdk/commit/181f8798913e9c234e19756db58f38a8cac176ea)
Diff | [Diff](https://github.com/dotnet/sdk/compare/0b60d265d30d96c827b73dbce74cb78f600d3c92...181f8798913e9c234e19756db58f38a8cac176ea)
Configs | CompilationMode:tiered, RunKind:akadeindexedset

### Regressions in Akade.IndexedSet.Benchmarks.RangeIndexBenchmarks

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

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

| 6.83 ns | 9.53 ns | 1.40 | 0.00 | True | | |
|

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

| 2.71 μs | 3.03 μs | 1.12 | 0.00 | True | | |

![graph]()
![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.RangeIndexBenchmarks*'
```

### Akade.IndexedSet.Benchmarks.RangeIndexBenchmarks.Min_IndexedSet

#### ETL Files

#### Histogram

#### JIT Disasms

### Akade.IndexedSet.Benchmarks.RangeIndexBenchmarks.Range_IndexedSet

#### 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 | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [0b60d265d30d96c827b73dbce74cb78f600d3c92](https://github.com/dotnet/sdk/commit/0b60d265d30d96c827b73dbce74cb78f600d3c92)
Compare | [181f8798913e9c234e19756db58f38a8cac176ea](https://github.com/dotnet/sdk/commit/181f8798913e9c234e19756db58f38a8cac176ea)
Diff | [Diff](https://github.com/dotnet/sdk/compare/0b60d265d30d96c827b73dbce74cb78f600d3c92...181f8798913e9c234e19756db58f38a8cac176ea)
Configs | CompilationMode:tiered, RunKind:akadeindexedset

### Regressions in Akade.IndexedSet.Benchmarks.UniqueIndexBenchmarks

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

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

| 1.17 μs | 1.35 μs | 1.16 | 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.UniqueIndexBenchmarks*'
```

### Akade.IndexedSet.Benchmarks.UniqueIndexBenchmarks.Unique_IndexedSet_PrimaryKey

#### 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)