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[Perf] Windows/arm64: 2 Improvements on 10/26/2022 10:56:11 AM #9474

@performanceautofiler

Description

@performanceautofiler

Run Information

Architecture arm64
OS Windows 10.0.19041
Baseline a8ea8e67dc20689aa2e4c738a2f84ea3483ec872
Compare e6bac1e15f3ea795c84cbd009eb8b77da460c9e1
Diff Diff

Improvements in System.Memory.Span<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
IndexOfAnyFiveValues - Duration of single invocation 987.10 ns 36.77 ns 0.04 0.00 False
IndexOfAnyFourValues - Duration of single invocation 824.00 ns 30.53 ns 0.04 0.01 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.Span&lt;Byte&gt;*'

Related Issues

Regressions

Improvements

Details

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Memory.Span<Byte>.IndexOfAnyFiveValues(Size: 512)


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 36.77341532722316 < 937.6610273570479.
IsChangePoint: Marked as a change because one of 10/26/2022 7:25:48 AM, 11/3/2022 4:18:41 AM falls between 10/25/2022 1:30:53 PM and 11/3/2022 4:18:41 AM.
IsImprovementStdDev: Marked as improvement because 20004.686562977844 (T) = (0 -36.633304437489635) / Math.Sqrt((0.3152110441678803 / (299)) + (0.038464598909206935 / (32))) is greater than 1.9672006833568965 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (32) - 2, .975) and 0.9628786621429004 = (986.8530217987128 - 36.633304437489635) / 986.8530217987128 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.

```#### System.Memory.Span&lt;Byte&gt;.IndexOfAnyFourValues(Size: 512)

```log

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 30.530506490520455 < 782.7869382422155.
IsChangePoint: Marked as a change because one of 10/26/2022 7:25:48 AM, 11/3/2022 4:18:41 AM falls between 10/25/2022 1:30:53 PM and 11/3/2022 4:18:41 AM.
IsImprovementStdDev: Marked as improvement because 6306.079233088039 (T) = (0 -30.522419718129704) / Math.Sqrt((0.22812800814310946 / (299)) + (0.48218011234840824 / (32))) is greater than 1.9672006833568965 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (32) - 2, .975) and 0.9629566094327705 = (823.9639852279475 - 30.522419718129704) / 823.9639852279475 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.

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

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