[Perf] Linux/arm64: 1 Improvement on 11/6/2022 11:08:52 PM

[performanceautofiler]

Run Information

Architecture	arm64
OS	ubuntu 20.04
Baseline	096cce9728ebb76dfc80554b9703cd92ff1c65cb
Compare	bfa4812aec806f09f1e2927939ba98118e5e5bf7
Diff	Diff

Improvements in System.IO.Tests.Perf_File

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ReadAllLinesAsync - Duration of single invocation	60.37 μs	53.46 μs	0.89	0.26	False

Test Report

Repro

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

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.IO.Tests.Perf_File.ReadAllLinesAsync

Description of detection logic

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 53.46008090565579 < 57.49201063491405.
IsChangePoint: Marked as a change because one of 8/22/2022 11:44:41 PM, 10/26/2022 7:25:48 AM, 11/6/2022 4:58:03 PM, 11/9/2022 1:54:51 PM falls between 10/31/2022 10:23:25 PM and 11/9/2022 1:54:51 PM.
IsImprovementStdDev: Marked as improvement because 4.9172286105323915 (T) = (0 -54198.90575207196) / Math.Sqrt((5398343.919729264 / (299)) + (5522771.876040704 / (8))) is greater than 1.967772354556772 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (8) - 2, .975) and 0.07094335197707446 = (58337.56840060256 - 54198.90575207196) / 58337.56840060256 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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