[Perf] Linux/x64: 2 Improvements on 4/9/2026 2:32:55 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | x64
OS | ubuntu 22.04
Queue | ViperUbuntu
Baseline | [177ba31214b6e49e63feea6c0331174df3205b04](https://github.com/dotnet/runtime/commit/177ba31214b6e49e63feea6c0331174df3205b04)
Compare | [05b2bbc014e75b63664a6d14449c61f642e69c98](https://github.com/dotnet/runtime/commit/05b2bbc014e75b63664a6d14449c61f642e69c98)
Diff | [Diff](https://github.com/dotnet/runtime/compare/177ba31214b6e49e63feea6c0331174df3205b04...05b2bbc014e75b63664a6d14449c61f642e69c98)
Configs | CompilationMode:wasm, RunKind:micro, RuntimeType:coreclr

### Improvements in Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests

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

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

| 854.48 μs | 731.98 μs | 0.86 | 0.27 | False | | |
|

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

| 1.15 ms | 1.00 ms | 0.87 | 0.24 | False | | |

[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.Extensions.Caching.Memory.Tests.MemoryCacheTests*'
```

### Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests.AddThenRemove_SlidingExpiration

#### ETL Files

#### Histogram

#### JIT Disasms

### Microsoft.Extensions.Caching.Memory.Tests.MemoryCacheTests.AddThenRemove_ExpirationTokens

#### 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)