[Perf] Linux/x64: 3 Improvements on 7/6/2023 1:53:22 PM #19704
Description
Run Information
| Name | Value |
|---|---|
| Architecture | x64 |
| OS | ubuntu 18.04 |
| Queue | TigerUbuntu |
| Baseline | 9ea317f17d1ef5988921f611f80834d15a3e8070 |
| Compare | 0224f86a886e0aaf72acb6a4f5573236ba929292 |
| Diff | Diff |
| Configs | CompilationMode:tiered, RunKind:micro |
Improvements in System.Text.Perf_Ascii
| Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio |
|---|---|---|---|---|---|---|---|---|
| Equals_Bytes_Chars - Duration of single invocation | 12.48 ns | 7.16 ns | 0.57 | 0.44 | False | |||
| ToLower_Bytes_Chars - Duration of single invocation | 12.65 ns | 11.58 ns | 0.92 | 0.30 | False | |||
| ToUpper_Bytes_Chars - Duration of single invocation | 12.92 ns | 11.83 ns | 0.92 | 0.24 | 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.Text.Perf_Ascii*'Payloads
System.Text.Perf_Ascii.Equals_Bytes_Chars(Size: 128)
ETL Files
Histogram
Description of detection logic
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 7.157709756788132 < 11.012270979576742.
IsChangePoint: Marked as a change because one of 7/6/2023 4:13:54 AM, 7/10/2023 9:23:13 PM falls between 7/1/2023 10:14:52 PM and 7/10/2023 9:23:13 PM.
IsImprovementStdDev: Marked as improvement because 63.18990159957027 (T) = (0 -7.293263572273397) / Math.Sqrt((0.5798315682901353 / (218)) + (0.024537086449898098 / (14))) is greater than 1.9703317732749426 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (218) + (14) - 2, .975) and 0.36529111462719793 = (11.490722345866692 - 7.293263572273397) / 11.490722345866692 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
JIT Disasms
System.Text.Perf_Ascii.ToLower_Bytes_Chars(Size: 128)
ETL Files
Histogram
Description of detection logic
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 11.581710494217516 < 12.446265754220923.
IsChangePoint: Marked as a change because one of 5/19/2023 10:30:38 AM, 7/5/2023 7:07:19 PM, 7/10/2023 9:23:13 PM falls between 7/1/2023 10:14:52 PM and 7/10/2023 9:23:13 PM.
IsImprovementStdDev: Marked as improvement because 27.625480803041192 (T) = (0 -11.519533300427087) / Math.Sqrt((0.8867328991184134 / (215)) + (0.011402214576105544 / (16))) is greater than 1.9703772833260038 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (215) + (16) - 2, .975) and 0.1429454844353911 = (13.440840799769042 - 11.519533300427087) / 13.440840799769042 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
JIT Disasms
System.Text.Perf_Ascii.ToUpper_Bytes_Chars(Size: 128)
ETL Files
Histogram
Description of detection logic
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed: Marked as improvement because 11.83005987479654 < 12.448480390955371.
IsChangePoint: Marked as a change because one of 5/19/2023 10:30:38 AM, 7/5/2023 7:07:19 PM, 7/10/2023 9:23:13 PM falls between 7/1/2023 10:14:52 PM and 7/10/2023 9:23:13 PM.
IsImprovementStdDev: Marked as improvement because 24.903264399987115 (T) = (0 -11.576045347740948) / Math.Sqrt((0.8005341031420543 / (215)) + (0.033405018663007845 / (16))) is greater than 1.9703772833260038 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (215) + (16) - 2, .975) and 0.14088961719626913 = (13.47445634397084 - 11.576045347740948) / 13.47445634397084 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
JIT Disasms
Docs
Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository