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Regressions from "make SIP not on by default" #73784

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@performanceautofiler

Description

@performanceautofiler

Run Information

Architecture arm64
OS ubuntu 20.04
Baseline 7f317997e9d0baeb21ce7a1889d3330a13ffd0a1
Compare 6274ea7365b7124d4451aab3e73712763e71183b
Diff Diff

Regressions in System.IO.Tests.StreamReaderReadToEndTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ReadToEndAsync - Duration of single invocation 67.94 ms 75.94 ms 1.12 0.08 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.IO.Tests.StreamReaderReadToEndTests*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.StreamReaderReadToEndTests.ReadToEndAsync(LineLengthRange: [ 0, 1024])


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 75.93536301666667 > 70.84351980125.
IsChangePoint: Marked as a change because one of 6/22/2022 5:33:38 PM, 8/6/2022 1:07:13 AM, 8/11/2022 10:02:44 AM falls between 8/2/2022 9:32:02 PM and 8/11/2022 10:02:44 AM.
IsRegressionStdDev: Marked as regression because -24.83915370249787 (T) = (0 -76684335.4223952) / Math.Sqrt((1825236129188.6467 / (23)) + (2631504391413.2695 / (27))) is less than -2.010634757623041 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (23) + (27) - 2, .025) and -0.15768388595046612 = (66239442.695046976 - 76684335.4223952) / 66239442.695046976 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 not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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