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Regressions in BenchmarksGame.RegexRedux_1 #65716
Description
Run Information
| Architecture | x64 |
|---|---|
| OS | Windows 10.0.18362 |
| Baseline | 45a9548644f34264ce2e1a8a586e8e234d6f61e4 |
| Compare | 3494d72c8967f2438cc29a14a48aa3e25cef14db |
| Diff | Diff |
Regressions in BenchmarksGame.RegexRedux_1
| Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL |
|---|---|---|---|---|---|---|---|---|---|---|
| RunBench - Duration of single invocation | 49.47 ms | 58.19 ms | 1.18 | 0.01 | True |
Repro
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'BenchmarksGame.RegexRedux_1*'Details
Payloads
Histogram
BenchmarksGame.RegexRedux_1.RunBench
Description of detection logic
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 58.1891375 > 51.95264426470588.
IsChangePoint: Marked as a change because one of 2/15/2022 12:48:49 AM, 2/22/2022 12:12:47 AM falls between 2/13/2022 12:11:49 PM and 2/22/2022 12:12:47 AM.
IsRegressionStdDev: Marked as regression because -75.83589386431832 (T) = (0 -58632430.998062) / Math.Sqrt((88162613731.42876 / (24)) + (470268654539.11365 / (43))) is less than -1.997137908391408 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (24) + (43) - 2, .025) and -0.18530694447601487 = (49466031.791437335 - 58632430.998062) / 49466031.791437335 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.
Docs
Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository
Activity
[-][Perf] Changes at 2/15/2022 5:17:31 AM[/-][+]Regressions in BenchmarksGame.RegexRedux_1[/+]kunalspathak commentedon Feb 22, 2022
Introduced in #65222 and hoping to get addressed in #65288
kunalspathak commentedon Feb 22, 2022
@stephentoub
stephentoub commentedon Feb 22, 2022
Thanks. Yeah, this was fully expected (I expect there will be other tests regressed as well) and they should all go away with #65288... if they don't, there's something wrong :)
kunalspathak commentedon Feb 24, 2022
Arm64 regressions in dotnet/perf-autofiling-issues#3692
1 remaining item
kunalspathak commentedon Feb 24, 2022
Since this will be fixed by #65288 so assigning to @EgorBo
EgorBo commentedon May 30, 2022
Fixed by #68055 (https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows%2010.0.18362/BenchmarksGame.RegexRedux_1.RunBench.html):
