[Perf] Linux/x64: 4 Improvements on 4/23/2026 4:42:27 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [4c7b3dad459319709f88c3b75c21236977e9c147](https://github.com/dotnet/runtime/commit/4c7b3dad459319709f88c3b75c21236977e9c147)
Compare | [2b16e8b5ade016f59af473acca1efd5c37bbfa2c](https://github.com/dotnet/runtime/commit/2b16e8b5ade016f59af473acca1efd5c37bbfa2c)
Diff | [Diff](https://github.com/dotnet/runtime/compare/4c7b3dad459319709f88c3b75c21236977e9c147...2b16e8b5ade016f59af473acca1efd5c37bbfa2c)
Configs | AOT:true, CompilationMode:wasm, RunKind:micro

### Improvements in System.Tests.Perf_Int128

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

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

| 188.31 ns | 165.26 ns | 0.88 | 0.06 | False | | |
|

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

| 200.27 ns | 177.66 ns | 0.89 | 0.09 | False | | |
|

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

| 213.66 ns | 196.01 ns | 0.92 | 0.04 | False | | |
|

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

| 196.37 ns | 182.57 ns | 0.93 | 0.05 | False | | |

![graph]()
![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_Int128*'
```

### System.Tests.Perf_Int128.TryFormat(value: 170141183460469231731687303715884105727)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Int128.TryFormat(value: -170141183460469231731687303715884105728)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Int128.ToString(value: -170141183460469231731687303715884105728)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_Int128.ToString(value: 170141183460469231731687303715884105727)

#### 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)