[Perf] Linux/x64: 3 Improvements on 3/7/2026 1:24:57 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [64efb69573d1aa99fa89a96de18ba3247b2bb75e](https://github.com/dotnet/runtime/commit/64efb69573d1aa99fa89a96de18ba3247b2bb75e)
Compare | [f09bc75bec8a9de106d5766bc27ac35e5320569c](https://github.com/dotnet/runtime/commit/f09bc75bec8a9de106d5766bc27ac35e5320569c)
Diff | [Diff](https://github.com/dotnet/runtime/compare/64efb69573d1aa99fa89a96de18ba3247b2bb75e...f09bc75bec8a9de106d5766bc27ac35e5320569c)
Configs | CompilationMode:wasm, RunKind:micro

### Improvements in System.Tests.Perf_Random

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

• [Next_long_unseeded - Duration of single invocation]()
• [ADX - Test Multi Config Graph]()

| 70.12 ns | 58.14 ns | 0.83 | 0.16 | False | | |
|

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

| 70.04 ns | 58.84 ns | 0.84 | 0.17 | False | | |
|

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

| 60.14 ns | 50.82 ns | 0.85 | 0.17 | False | | |

![graph]()
![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 'System.Tests.Perf_Random*'
```

### System.Tests.Perf_Random.Next_long_unseeded

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Random.NextDouble_unseeded

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Random.Next_unseeded

#### 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)