[Perf] Regressions in IndexOf #54165
Description
Run Information
| Architecture | x64 |
|---|---|
| OS | Windows 10.0.18362 |
| Baseline | 4a73cb9af55814e26b78f22d30bd35faa60c31a3 |
| Compare | 6ab1cee00ba41b308009c88864aba46b0f61f061 |
| Diff | Diff |
Regressions in System.Globalization.Tests.StringSearch
| Benchmark | Baseline | Test | Test/Base | Test Quality | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL |
|---|---|---|---|---|---|---|---|---|---|
| LastIndexOf_Word_NotFound - Duration of single invocation | 556.53 ns | 592.84 ns | 1.07 | 0.01 | |||||
| LastIndexOf_Word_NotFound - Duration of single invocation | 556.77 ns | 592.91 ns | 1.06 | 0.00 | |||||
| IndexOf_Word_NotFound - Duration of single invocation | 560.81 ns | 594.70 ns | 1.06 | 0.00 | |||||
| LastIndexOf_Word_NotFound - Duration of single invocation | 556.54 ns | 590.50 ns | 1.06 | 0.00 | |||||
| IndexOf_Word_NotFound - Duration of single invocation | 560.67 ns | 596.84 ns | 1.06 | 0.00 | |||||
| IndexOf_Word_NotFound - Duration of single invocation | 560.08 ns | 596.92 ns | 1.07 | 0.00 |
Historical Data in Reporting System
Repro
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f netcoreapp5.0 --filter 'System.Globalization.Tests.StringSearch*'Payloads
Histogram
System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, IgnoreNonSpace, False))
System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, None, False))
System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (, None, False))
System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (, None, False))
System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, IgnoreNonSpace, False))
System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, None, False))
Docs
Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository
| Architecture | x64 |
|---|---|
| OS | Windows 10.0.18362 |
| Baseline | 4a73cb9af55814e26b78f22d30bd35faa60c31a3 |
| Compare | 6ab1cee00ba41b308009c88864aba46b0f61f061 |
| Diff | Diff |
Regressions in System.Memory.ReadOnlySpan
| Benchmark | Baseline | Test | Test/Base | Test Quality | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL |
|---|---|---|---|---|---|---|---|---|---|
| IndexOfString - Duration of single invocation | 231.36 ns | 245.69 ns | 1.06 | 0.00 |
Historical Data in Reporting System
Repro
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f netcoreapp5.0 --filter 'System.Memory.ReadOnlySpan*'Payloads
Histogram
System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", value: "x", comparisonType: InvariantCultureIgnoreCase)
Docs
Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository