[Perf] Linux/arm64: 5 Regressions on 1/5/2024 11:30:40 PM #27945
Description
Run Information
| Name | Value |
|---|---|
| Architecture | arm64 |
| OS | ubuntu 20.04 |
| Queue | AmpereUbuntu |
| Baseline | 22068a8f96d6d1c01b26db70fd24a433e1fdd5ef |
| Compare | 23258f52b9939d8427e6790ec851ddd1fe6605ca |
| Diff | Diff |
| Configs | CompilationMode:tiered, RunKind:micro |
Regressions in System.Memory.Span<Byte>
| Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio |
|---|---|---|---|---|---|---|---|---|
| 16.63 ns | 18.70 ns | 1.12 | 0.32 | False | ||||
| 14.18 ns | 16.00 ns | 1.13 | 0.04 | False | ||||
| 3.66 ns | 5.63 ns | 1.54 | 0.41 | False | ||||
| 17.11 ns | 33.27 ns | 1.94 | 0.30 | False | ||||
| 8.42 ns | 10.32 ns | 1.23 | 0.03 | False |
Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md
git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Span<Byte>*'Details
Payloads
System.Memory.Span<Byte>.StartsWith(Size: 512)
ETL Files
Histogram
JIT Disasms
System.Memory.Span<Byte>.BinarySearch(Size: 512)
ETL Files
Histogram
JIT Disasms
System.Memory.Span<Byte>.Fill(Size: 33)
ETL Files
Histogram
JIT Disasms
System.Memory.Span<Byte>.Reverse(Size: 512)
ETL Files
Histogram
JIT Disasms
System.Memory.Span<Byte>.BinarySearch(Size: 33)
ETL Files
Histogram
JIT Disasms
Docs
Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository