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[Perf] Windows/x64: 5 Regressions on 10/20/2022 5:12:08 PM #9181

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performanceautofiler bot opened this issue Oct 25, 2022 · 0 comments
Open

[Perf] Windows/x64: 5 Regressions on 10/20/2022 5:12:08 PM #9181

performanceautofiler bot opened this issue Oct 25, 2022 · 0 comments
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arch-x64 branch-refs/heads/main kind-micro os-windows perf-regression runtime-coreclr untriaged

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performanceautofiler bot commented Oct 25, 2022 •
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Run Information

Architecture x64
OS Windows 10.0.19042
Baseline 10d342cecc5cbfc57419f8a92af4787f29d76c08
Compare be7d6f557b80c211d10f29b57fa43dc55e8d66cf
Diff Diff

Regressions in System.Memory.Span<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
IndexOfAnyFourValues - Duration of single invocation 439.97 ns 713.01 ns 1.62 0.22 False
BinarySearch - Duration of single invocation 15.06 ns 17.88 ns 1.19 0.04 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;Int32&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Memory.Span<Int32>.IndexOfAnyFourValues(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.
IsRegressionWindowed: Marked as regression because 713.0098712561947 > 462.0428735342041.
IsChangePoint: Marked as a change because one of 10/6/2022 2:13:23 PM, 10/10/2022 3:36:43 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -22.603671485593864 (T) = (0 -677.1893953197551) / Math.Sqrt((1062.4183182118222 / (28)) + (1205.8514882587024 / (17))) is less than -2.016692199226234 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (17) - 2, .025) and -0.5344131432675984 = (441.3344595560824 - 677.1893953197551) / 441.3344595560824 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.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Memory.Span&lt;Int32&gt;.BinarySearch(Size: 512)

```log

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.
IsRegressionWindowed: Marked as regression because 17.87614736606446 > 15.888871239483413.
IsChangePoint: Marked as a change because one of 9/1/2022 8:04:48 PM, 9/3/2022 11:44:47 AM, 9/9/2022 3:12:19 AM, 9/13/2022 12:23:36 PM, 9/29/2022 7:42:19 AM, 10/2/2022 11:57:04 PM, 10/11/2022 8:42:28 PM, 10/17/2022 3:19:47 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -108.03613797539897 (T) = (0 -17.866921908955383) / Math.Sqrt((0.0018277091568930724 / (17)) + (0.014880323094427219 / (28))) is less than -2.016692199226234 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (17) + (28) - 2, .025) and -0.18042267257043704 = (15.136037560214895 - 17.866921908955383) / 15.136037560214895 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.
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 x64
OS Windows 10.0.19042
Baseline 10d342cecc5cbfc57419f8a92af4787f29d76c08
Compare be7d6f557b80c211d10f29b57fa43dc55e8d66cf
Diff Diff

Regressions in System.Collections.ContainsKeyTrue<Int32, Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SortedList - Duration of single invocation 19.18 μs 22.44 μs 1.17 0.08 False
SortedDictionary - Duration of single invocation 50.06 μs 53.37 μs 1.07 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.Collections.ContainsKeyTrue&lt;Int32, Int32&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.ContainsKeyTrue<Int32, Int32>.SortedList(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.
IsRegressionWindowed: Marked as regression because 22.438892165492963 > 20.023574709208834.
IsChangePoint: Marked as a change because one of 8/16/2022 10:54:40 PM, 8/29/2022 8:26:03 AM, 9/6/2022 1:06:44 PM, 9/23/2022 1:16:35 AM, 10/11/2022 8:42:28 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -14.970512874974974 (T) = (0 -22209.074415824947) / Math.Sqrt((475391.173428142 / (28)) + (248041.08098720506 / (17))) is less than -2.016692199226234 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (17) - 2, .025) and -0.13606242092498128 = (19549.16737562918 - 22209.074415824947) / 19549.16737562918 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.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Collections.ContainsKeyTrue&lt;Int32, Int32&gt;.SortedDictionary(Size: 512)

```log

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.
IsRegressionWindowed: Marked as regression because 53.365818350456635 > 52.53282514299701.
IsChangePoint: Marked as a change because one of 9/8/2022 1:37:01 AM, 9/23/2022 1:16:35 AM, 9/29/2022 7:42:19 AM, 10/2/2022 11:57:04 PM, 10/11/2022 8:42:28 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -21.064415828408524 (T) = (0 -53409.32513040828) / Math.Sqrt((473412.54519836785 / (28)) + (59075.5091285743 / (17))) is less than -2.016692199226234 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (17) - 2, .025) and -0.059666643236459684 = (50402.0065850938 - 53409.32513040828) / 50402.0065850938 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.
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 x64
OS Windows 10.0.19042
Baseline 10d342cecc5cbfc57419f8a92af4787f29d76c08
Compare be7d6f557b80c211d10f29b57fa43dc55e8d66cf
Diff Diff

Regressions in System.Text.Json.Document.Tests.Perf_EnumerateArray

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
EnumerateUsingIndexer - Duration of single invocation 1.43 μs 1.51 μs 1.06 0.16 False

graph
Test Report

Repro

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

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Text.Json.Document.Tests.Perf_EnumerateArray.EnumerateUsingIndexer(TestCase: ArrayOfNumbers)

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.
IsRegressionWindowed: Marked as regression because 1.5141732654600297 > 1.5047829101324972.
IsChangePoint: Marked as a change because one of 8/16/2022 10:54:40 PM, 8/27/2022 1:31:13 PM, 9/9/2022 3:12:19 AM, 9/23/2022 1:16:35 AM, 9/29/2022 7:42:19 AM, 10/19/2022 7:27:15 PM, 10/25/2022 2:56:59 AM falls between 10/16/2022 1:15:28 PM and 10/25/2022 2:56:59 AM.
IsRegressionStdDev: Marked as regression because -366.7528251007236 (T) = (0 -1514.3883990953564) / Math.Sqrt((0.6712288996611178 / (28)) + (0.43955708282761813 / (17))) is less than -2.016692199226234 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (17) - 2, .025) and -0.05714952865543299 = (1432.5205262319666 - 1514.3883990953564) / 1432.5205262319666 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.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository
This was referenced Oct 25, 2022
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@dakersnar dakersnar mentioned this issue Oct 27, 2022
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