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Regressions in System.Tests.Perf_Array for ARM64 #68667

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performanceautofiler bot opened this issue Apr 28, 2022 · 9 comments
Closed

Regressions in System.Tests.Perf_Array for ARM64 #68667

performanceautofiler bot opened this issue Apr 28, 2022 · 9 comments
Labels
arch-arm64 area-System.Memory help wanted [up-for-grabs] Good issue for external contributors tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark
Milestone
7.0.0

Comments

@performanceautofiler
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Run Information

Architecture arm64
OS Windows 10.0.19041
Baseline b42adaddff9047e32c9d7f4145746dbb579758f2
Compare ae9f1ca5717045293f726877de18a8f6cf792c5b
Diff Diff

Regressions in System.Tests.Perf_Array

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Reverse - Duration of single invocation 86.87 ns 141.59 ns 1.63 0.00 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Array.Reverse

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 141.5902091930573 > 91.26066230361728.
IsChangePoint: Marked as a change because one of 4/26/2022 6:18:08 AM, 4/27/2022 8:46:50 AM falls between 4/19/2022 6:32:34 PM and 4/27/2022 8:46:50 AM.
IsRegressionStdDev: Marked as regression because -131.54038213427378 (T) = (0 -142.15692031098698) / Math.Sqrt((0.22062057934126858 / (35)) + (0.5115350008666868 / (3))) is less than -2.028094000977961 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (35) + (3) - 2, .025) and -0.6369040400935537 = (86.84499324887872 - 142.15692031098698) / 86.84499324887872 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

### Run Information
Architecture arm64
OS Windows 10.0.19041
Baseline b42adaddff9047e32c9d7f4145746dbb579758f2
Compare ae9f1ca5717045293f726877de18a8f6cf792c5b
Diff Diff

Regressions in System.Memory.Span<Char>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Reverse - Duration of single invocation 171.70 ns 286.87 ns 1.67 0.00 False

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;Char&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.Span<Char>.Reverse(Size: 512)

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 286.8743261808392 > 180.59975390646315.
IsChangePoint: Marked as a change because one of 4/26/2022 6:18:08 AM, 4/27/2022 8:46:50 AM falls between 4/19/2022 6:32:34 PM and 4/27/2022 8:46:50 AM.
IsRegressionStdDev: Marked as regression because -227.30060518890855 (T) = (0 -286.39017242473375) / Math.Sqrt((1.9498782004738482 / (35)) + (0.5830247902076874 / (3))) is less than -2.028094000977961 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (35) + (3) - 2, .025) and -0.6580417757183983 = (172.72795934266873 - 286.39017242473375) / 172.72795934266873 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

Run Information

Architecture arm64
OS Windows 10.0.19041
Baseline b42adaddff9047e32c9d7f4145746dbb579758f2
Compare ae9f1ca5717045293f726877de18a8f6cf792c5b
Diff Diff

Regressions in System.Memory.Span<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Reverse - Duration of single invocation 173.49 ns 236.54 ns 1.36 0.00 False

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;*'

Payloads

Baseline
Compare

Histogram

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

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 236.54396131211246 > 182.10393200384888.
IsChangePoint: Marked as a change because one of 4/26/2022 6:18:08 AM, 4/27/2022 8:46:50 AM falls between 4/19/2022 6:32:34 PM and 4/27/2022 8:46:50 AM.
IsRegressionStdDev: Marked as regression because -126.16357924033326 (T) = (0 -236.0946824240651) / Math.Sqrt((1.7492659048874621 / (35)) + (0.6067386409791822 / (3))) is less than -2.028094000977961 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (35) + (3) - 2, .025) and -0.3668204454251107 = (172.73277058028975 - 236.0946824240651) / 172.73277058028975 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
@performanceautofiler performanceautofiler bot added arm64 untriaged New issue has not been triaged by the area owner labels Apr 28, 2022
@AndyAyersMS
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Looks like #64412.

@AndyAyersMS AndyAyersMS transferred this issue from dotnet/perf-autofiling-issues Apr 28, 2022
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I couldn't figure out the best area label to add to this issue. If you have write-permissions please help me learn by adding exactly one area label.

@AndyAyersMS AndyAyersMS changed the title [Perf] Changes at 4/26/2022 10:28:11 AM Regressions in System.Tests.Perf_Array for ARM64 Apr 28, 2022
@AndyAyersMS AndyAyersMS added arch-arm64 tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark area-System.Memory labels Apr 28, 2022
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ghost commented Apr 28, 2022

Tagging subscribers to this area: @dotnet/area-system-memory
See info in area-owners.md if you want to be subscribed.

Issue Details

Run Information

Architecture arm64
OS Windows 10.0.19041
Baseline b42adaddff9047e32c9d7f4145746dbb579758f2
Compare ae9f1ca5717045293f726877de18a8f6cf792c5b
Diff Diff

Regressions in System.Tests.Perf_Array

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Reverse - Duration of single invocation 86.87 ns 141.59 ns 1.63 0.00 False

graph
Test Report

Repro

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

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Array.Reverse

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 141.5902091930573 > 91.26066230361728.
IsChangePoint: Marked as a change because one of 4/26/2022 6:18:08 AM, 4/27/2022 8:46:50 AM falls between 4/19/2022 6:32:34 PM and 4/27/2022 8:46:50 AM.
IsRegressionStdDev: Marked as regression because -131.54038213427378 (T) = (0 -142.15692031098698) / Math.Sqrt((0.22062057934126858 / (35)) + (0.5115350008666868 / (3))) is less than -2.028094000977961 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (35) + (3) - 2, .025) and -0.6369040400935537 = (86.84499324887872 - 142.15692031098698) / 86.84499324887872 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

### Run Information
Architecture arm64
OS Windows 10.0.19041
Baseline b42adaddff9047e32c9d7f4145746dbb579758f2
Compare ae9f1ca5717045293f726877de18a8f6cf792c5b
Diff Diff

Regressions in System.Memory.Span<Char>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Reverse - Duration of single invocation 171.70 ns 286.87 ns 1.67 0.00 False

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;Char&gt;*'

Payloads

Baseline
Compare

Histogram

System.Memory.Span<Char>.Reverse(Size: 512)

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 286.8743261808392 > 180.59975390646315.
IsChangePoint: Marked as a change because one of 4/26/2022 6:18:08 AM, 4/27/2022 8:46:50 AM falls between 4/19/2022 6:32:34 PM and 4/27/2022 8:46:50 AM.
IsRegressionStdDev: Marked as regression because -227.30060518890855 (T) = (0 -286.39017242473375) / Math.Sqrt((1.9498782004738482 / (35)) + (0.5830247902076874 / (3))) is less than -2.028094000977961 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (35) + (3) - 2, .025) and -0.6580417757183983 = (172.72795934266873 - 286.39017242473375) / 172.72795934266873 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

Run Information

Architecture arm64
OS Windows 10.0.19041
Baseline b42adaddff9047e32c9d7f4145746dbb579758f2
Compare ae9f1ca5717045293f726877de18a8f6cf792c5b
Diff Diff

Regressions in System.Memory.Span<Byte>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Reverse - Duration of single invocation 173.49 ns 236.54 ns 1.36 0.00 False

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;*'

Payloads

Baseline
Compare

Histogram

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

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 236.54396131211246 > 182.10393200384888.
IsChangePoint: Marked as a change because one of 4/26/2022 6:18:08 AM, 4/27/2022 8:46:50 AM falls between 4/19/2022 6:32:34 PM and 4/27/2022 8:46:50 AM.
IsRegressionStdDev: Marked as regression because -126.16357924033326 (T) = (0 -236.0946824240651) / Math.Sqrt((1.7492659048874621 / (35)) + (0.6067386409791822 / (3))) is less than -2.028094000977961 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (35) + (3) - 2, .025) and -0.3668204454251107 = (172.73277058028975 - 236.0946824240651) / 172.73277058028975 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

Author: performanceautofiler[bot]
Assignees: -
Labels:

arch-arm64, area-System.Memory, tenet-performance, tenet-performance-benchmarks, untriaged
Milestone: -

@AndyAyersMS
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Also dotnet/perf-autofiling-issues#4998

@danmoseley
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cc @alexcovington

@lewing
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lewing commented May 3, 2022

also hit wasm dotnet/perf-autofiling-issues#5014

@lewing
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lewing commented May 5, 2022 •
edited

it is a 3x regression on wasm

@adamsitnik adamsitnik added help wanted [up-for-grabs] Good issue for external contributors and removed untriaged New issue has not been triaged by the area owner labels May 9, 2022
@adamsitnik adamsitnik added this to the 7.0.0 milestone May 9, 2022
@lewing lewing mentioned this issue Jun 8, 2022
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@dakersnar dakersnar mentioned this issue Jun 8, 2022
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@dakersnar
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These regressions show up in the preview 5 perf report. See my comment here: #64412 (comment)

@dakersnar dakersnar mentioned this issue Jun 10, 2022
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@jkotas jkotas mentioned this issue Jun 13, 2022
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@yesmey yesmey mentioned this issue Jun 18, 2022
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@adamsitnik
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#70650 has fixed the issue:

image

historical data

@kunalspathak kunalspathak mentioned this issue Jul 7, 2022
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@ghost ghost locked as resolved and limited conversation to collaborators Jul 23, 2022
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arch-arm64 area-System.Memory help wanted [up-for-grabs] Good issue for external contributors tenet-performance Performance related issue tenet-performance-benchmarks Issue from performance benchmark
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