[Perf] Linux/arm64: 3 Improvements on 11/6/2022 4:58:03 PM

[performanceautofiler]

Run Information

Architecture	arm64
OS	ubuntu 20.04
Baseline	d3ab95d3be895a1950a46c559397780dbb3e9807
Compare	264d7391ec9f6e698051db0621c5e090d0ae4710
Diff	Diff

Improvements in System.Buffers.Tests.ReadOnlySequenceTests<Char>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
IterateGetPositionArray - Duration of single invocation	20.66 ns	18.75 ns	0.91	0.02	False

Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Tests.ReadOnlySequenceTests<Char>*'

Related Issues

Regressions

Improvements

• [Perf] Linux/x64: 4 Improvements on 11/6/2022 4:58:03 PM

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Buffers.Tests.ReadOnlySequenceTests<Char>.IterateGetPositionArray

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 18.754889981530855 < 19.681611287270602.
IsChangePoint: Marked as a change because one of 9/3/2022 11:44:47 AM, 9/27/2022 6:39:02 PM, 9/29/2022 6:03:53 PM, 11/6/2022 12:38:35 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 19.631428856352372 (T) = (0 -18.776047855556648) / Math.Sqrt((0.24354055350125844 / (299)) + (0.050152572016920714 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.07711594326403838 = (20.344969358299902 - 18.776047855556648) / 20.344969358299902 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

### Run Information

Architecture	arm64
OS	ubuntu 20.04
Baseline	d3ab95d3be895a1950a46c559397780dbb3e9807
Compare	264d7391ec9f6e698051db0621c5e090d0ae4710
Diff	Diff

Improvements in System.Collections.IterateForEach<String>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ImmutableArray - Duration of single invocation	522.37 ns	436.70 ns	0.84	0.00	False

Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach<String>*'

Related Issues

Regressions

Improvements

• [Perf] Linux/x64: 4 Improvements on 11/6/2022 4:58:03 PM

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.IterateForEach<String>.ImmutableArray(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 436.6999237758707 < 496.24162757671786.
IsChangePoint: Marked as a change because one of 11/6/2022 12:38:35 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 471.07621229622134 (T) = (0 -436.3526777072322) / Math.Sqrt((0.3261408143714294 / (299)) + (0.2881756520658019 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.16418869619860468 = (522.0708020131275 - 436.3526777072322) / 522.0708020131275 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

Run Information

Architecture	arm64
OS	ubuntu 20.04
Baseline	d3ab95d3be895a1950a46c559397780dbb3e9807
Compare	264d7391ec9f6e698051db0621c5e090d0ae4710
Diff	Diff

Improvements in System.Buffers.Tests.ReadOnlySequenceTests<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
IterateGetPositionArray - Duration of single invocation	20.59 ns	18.74 ns	0.91	0.02	False

Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Tests.ReadOnlySequenceTests<Byte>*'

Related Issues

Regressions

Improvements

• [Perf] Linux/x64: 4 Improvements on 11/6/2022 4:58:03 PM

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Buffers.Tests.ReadOnlySequenceTests<Byte>.IterateGetPositionArray

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 18.740862863269633 < 19.678980237296354.
IsChangePoint: Marked as a change because one of 9/3/2022 11:44:47 AM, 9/27/2022 6:39:02 PM, 9/29/2022 6:03:53 PM, 11/6/2022 12:38:35 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 21.27778532574459 (T) = (0 -18.88948976662776) / Math.Sqrt((0.23763991546946614 / (299)) + (0.03554246812769138 / (9))) is greater than 1.9677467375895035 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (9) - 2, .975) and 0.07199869519452233 = (20.355025007844432 - 18.88948976662776) / 20.355025007844432 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