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[Perf] Windows/x64: 14 Regressions on 4/17/2023 1:30:24 AM #16338

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performanceautofiler bot opened this issue Apr 18, 2023 · 1 comment
Closed

[Perf] Windows/x64: 14 Regressions on 4/17/2023 1:30:24 AM #16338

performanceautofiler bot opened this issue Apr 18, 2023 · 1 comment
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arch-x64 branch-refs/heads/main kind-micro os-windows perf-regression runtime-coreclr

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performanceautofiler bot commented Apr 18, 2023 •
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Run Information

Name Value
Architecture x64
OS Windows 10.0.19042
Queue OwlWindows
Baseline 7526a4c6a0a095670f1135d983a349b4e867f2e2
Compare c1b7a9feb6f3b4d9ca27dc4f74d8260e4edb73e8
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Text.Json.Tests.Perf_Basic

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteBasicUtf16 - Duration of single invocation 739.26 ns 802.17 ns 1.09 0.06 False
WriteBasicUtf16 - Duration of single invocation 1.74 ms 2.45 ms 1.40 0.01 True
WriteBasicUtf16 - Duration of single invocation 745.87 ns 854.94 ns 1.15 0.04 False
WriteBasicUtf16 - Duration of single invocation 1.64 ms 2.28 ms 1.39 0.11 True

graph
graph
graph
graph
Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Tests.Perf_Basic*'

Payloads

Baseline
Compare

Histogram

System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: False, SkipValidation: True, DataSize: 10)

Description of detection logic

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.
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 802.1692788957688 > 766.1302053431695.
IsChangePoint: Marked as a change because one of 2/9/2023 4:27:10 AM, 4/3/2023 7:13:05 PM, 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -15.387802259811696 (T) = (0 -799.1910606461021) / Math.Sqrt((420.99189881398064 / (33)) + (27.017613962837007 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.09295580379508595 = (731.219924786583 - 799.1910606461021) / 731.219924786583 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.

System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: False, SkipValidation: False, DataSize: 100000)

Description of detection logic

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.
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 2.44503837535014 > 1.8416790077686402.
IsChangePoint: Marked as a change because one of 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -117.15203225564572 (T) = (0 -2432289.5461097057) / Math.Sqrt((367434064.461254 / (33)) + (92768897.32555334 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.39313673753685935 = (1745908.6969525507 - 2432289.5461097057) / 1745908.6969525507 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 as regression because Edge Detector said so.

System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: False, SkipValidation: False, DataSize: 10)

Description of detection logic

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.
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 854.9398629060204 > 802.6857470862607.
IsChangePoint: Marked as a change because one of 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -30.202525795079314 (T) = (0 -851.232366489952) / Math.Sqrt((108.94936213334678 / (33)) + (18.302714396860548 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.11059516612213847 = (766.4650382570971 - 851.232366489952) / 766.4650382570971 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.

System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: False, SkipValidation: True, DataSize: 100000)

Description of detection logic

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.
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 2.2758498470948014 > 1.6934134628940187.
IsChangePoint: Marked as a change because one of 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -70.05165202490888 (T) = (0 -2287183.5144671844) / Math.Sqrt((1775163779.6634972 / (33)) + (140571037.1638601 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.40615050709607486 = (1626556.6900022554 - 2287183.5144671844) / 1626556.6900022554 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 as regression because Edge Detector said so.

Docs

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

Run Information

Name Value
Architecture x64
OS Windows 10.0.19042
Queue OwlWindows
Baseline 7526a4c6a0a095670f1135d983a349b4e867f2e2
Compare c1b7a9feb6f3b4d9ca27dc4f74d8260e4edb73e8
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Tests.Perf_Single

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ToStringWithFormat - Duration of single invocation 167.69 ns 188.20 ns 1.12 0.04 False
ToStringWithFormat - Duration of single invocation 168.46 ns 190.15 ns 1.13 0.05 False

graph
graph
Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_Single*'

Payloads

Baseline
Compare

Histogram

System.Tests.Perf_Single.ToStringWithFormat(value: 3.4028235E+38, format: "G17")

Description of detection logic

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.
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 188.2016592956795 > 176.23187820054008.
IsChangePoint: Marked as a change because one of 2/9/2023 4:10:34 PM, 2/17/2023 9:53:52 PM, 2/23/2023 8:54:44 PM, 3/6/2023 11:14:52 AM, 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -15.887363627289893 (T) = (0 -190.2273692298153) / Math.Sqrt((12.92356167865787 / (33)) + (5.510518660997861 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.12497289546820302 = (169.09506886443205 - 190.2273692298153) / 169.09506886443205 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.

System.Tests.Perf_Single.ToStringWithFormat(value: -3.4028235E+38, format: "G17")

Description of detection logic

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.
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 190.15038284912305 > 176.78709421361629.
IsChangePoint: Marked as a change because one of 2/9/2023 12:40:40 PM, 2/17/2023 9:53:52 PM, 2/23/2023 8:54:44 PM, 3/20/2023 8:31:51 AM, 3/25/2023 12:18:49 AM, 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -16.41313137854872 (T) = (0 -191.7543904552942) / Math.Sqrt((10.640237984346195 / (32)) + (5.765033235530339 / (4))) is less than -2.0322445093148245 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (32) + (4) - 2, .025) and -0.12866463039206963 = (169.89492298406088 - 191.7543904552942) / 169.89492298406088 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

Name Value
Architecture x64
OS Windows 10.0.19042
Queue OwlWindows
Baseline 7526a4c6a0a095670f1135d983a349b4e867f2e2
Compare c1b7a9feb6f3b4d9ca27dc4f74d8260e4edb73e8
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Count - Duration of single invocation 11.17 ms 13.26 ms 1.19 0.07 False

graph
Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock*'

Payloads

Baseline
Compare

Histogram

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+\s+Holmes", Options: None)

Description of detection logic

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.
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 13.262765555555552 > 11.638911016483517.
IsChangePoint: Marked as a change because one of 2/23/2023 8:54:44 PM, 2/24/2023 8:06:06 PM, 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -9.763801088531617 (T) = (0 -12934342.141250562) / Math.Sqrt((94144260907.22926 / (33)) + (120261164222.09819 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.15869422128349206 = (11162860.66130814 - 12934342.141250562) / 11162860.66130814 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

Name Value
Architecture x64
OS Windows 10.0.19042
Queue OwlWindows
Baseline 7526a4c6a0a095670f1135d983a349b4e867f2e2
Compare c1b7a9feb6f3b4d9ca27dc4f74d8260e4edb73e8
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.Tests.Perf_BitArray

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
BitArraySetAll - Duration of single invocation 7.27 ns 9.40 ns 1.29 0.08 False
BitArrayNot - Duration of single invocation 7.35 ns 12.38 ns 1.68 0.09 True

graph
graph
Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Tests.Perf_BitArray*'

Payloads

Baseline
Compare

Histogram

System.Collections.Tests.Perf_BitArray.BitArraySetAll(Size: 512)

Description of detection logic

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.
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 9.401499844375405 > 7.551632418156485.
IsChangePoint: Marked as a change because one of 2/1/2023 6:25:50 PM, 3/3/2023 11:43:56 AM, 3/10/2023 4:14:40 PM, 4/7/2023 7:04:32 AM, 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -3.782506481396355 (T) = (0 -17.522410012479885) / Math.Sqrt((0.722121343976639 / (32)) + (29.498225945767775 / (4))) is less than -2.0322445093148245 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (32) + (4) - 2, .025) and -1.4219349627345652 = (7.234880491049863 - 17.522410012479885) / 7.234880491049863 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.

System.Collections.Tests.Perf_BitArray.BitArrayNot(Size: 512)

Description of detection logic

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.
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 12.376804131583333 > 7.714623706632256.
IsChangePoint: Marked as a change because one of 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -62.46722669354611 (T) = (0 -12.353231903778925) / Math.Sqrt((0.17269530335056674 / (33)) + (0.0021976812114101415 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.6247825186228811 = (7.6030064098973495 - 12.353231903778925) / 7.6030064098973495 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 as regression because Edge Detector said so.

Docs

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

Run Information

Name Value
Architecture x64
OS Windows 10.0.19042
Queue OwlWindows
Baseline 7526a4c6a0a095670f1135d983a349b4e867f2e2
Compare c1b7a9feb6f3b4d9ca27dc4f74d8260e4edb73e8
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Text.Tests.Perf_Encoding

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetBytes - Duration of single invocation 17.27 ns 19.63 ns 1.14 0.03 False

graph
Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Tests.Perf_Encoding*'

Payloads

Baseline
Compare

Histogram

System.Text.Tests.Perf_Encoding.GetBytes(size: 16, encName: "utf-8")

Description of detection logic

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.
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 19.63378954376761 > 18.115707955599113.
IsChangePoint: Marked as a change because one of 2/4/2023 4:58:40 AM, 4/5/2023 6:15:03 PM, 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -13.0968704209127 (T) = (0 -19.94519953661185) / Math.Sqrt((0.1530686362656429 / (33)) + (0.14207684137277918 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.15152596008276462 = (17.320668598021282 - 19.94519953661185) / 17.320668598021282 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

Name Value
Architecture x64
OS Windows 10.0.19042
Queue OwlWindows
Baseline 7526a4c6a0a095670f1135d983a349b4e867f2e2
Compare c1b7a9feb6f3b4d9ca27dc4f74d8260e4edb73e8
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in SciMark2.kernel

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
benchMonteCarlo - Duration of single invocation 732.10 ms 777.72 ms 1.06 0.01 False

graph
Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'SciMark2.kernel*'

Payloads

Baseline
Compare

Histogram

SciMark2.kernel.benchMonteCarlo

Description of detection logic

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.
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 777.7163533333334 > 768.5184775.
IsChangePoint: Marked as a change because one of 2/24/2023 8:06:06 PM, 3/6/2023 11:14:52 AM, 3/20/2023 8:31:51 AM, 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -100.80584453376274 (T) = (0 -776938198.8095238) / Math.Sqrt((258151550079.3654 / (33)) + (751541969673.4303 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.06089419539879148 = (732342774.782995 - 776938198.8095238) / 732342774.782995 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

Name Value
Architecture x64
OS Windows 10.0.19042
Queue OwlWindows
Baseline 7526a4c6a0a095670f1135d983a349b4e867f2e2
Compare c1b7a9feb6f3b4d9ca27dc4f74d8260e4edb73e8
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.IO.Tests.BinaryWriterExtendedTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteAsciiCharArray - Duration of single invocation 81.18 μs 88.38 μs 1.09 0.00 False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.BinaryWriterExtendedTests*'

Payloads

Baseline
Compare

Histogram

System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiCharArray(StringLengthInChars: 2000000)

Description of detection logic

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.
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 88.37574944485569 > 85.23975119751188.
IsChangePoint: Marked as a change because one of 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -11.596756495184067 (T) = (0 -87087.85514917437) / Math.Sqrt((139502.26040948756 / (33)) + (1025299.1800627861 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.07292845731255078 = (81168.37106484271 - 87087.85514917437) / 81168.37106484271 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

Name Value
Architecture x64
OS Windows 10.0.19042
Queue OwlWindows
Baseline 7526a4c6a0a095670f1135d983a349b4e867f2e2
Compare c1b7a9feb6f3b4d9ca27dc4f74d8260e4edb73e8
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Buffers.Text.Tests.Utf8ParserTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
TryParseSingle - Duration of single invocation 31.34 ns 33.39 ns 1.07 0.01 False

graph
Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Text.Tests.Utf8ParserTests*'

Payloads

Baseline
Compare

Histogram

System.Buffers.Text.Tests.Utf8ParserTests.TryParseSingle(value: 12345)

Description of detection logic

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.
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 33.39474785033697 > 32.924512616752665.
IsChangePoint: Marked as a change because one of 1/30/2023 6:11:10 PM, 2/9/2023 4:10:34 PM, 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -12.223297150300809 (T) = (0 -33.54311205097875) / Math.Sqrt((0.06360559336786008 / (33)) + (0.12117574674731905 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.06999013847689141 = (31.348991775500537 - 33.54311205097875) / 31.348991775500537 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

Name Value
Architecture x64
OS Windows 10.0.19042
Queue OwlWindows
Baseline 7526a4c6a0a095670f1135d983a349b4e867f2e2
Compare c1b7a9feb6f3b4d9ca27dc4f74d8260e4edb73e8
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.MathBenchmarks.Single

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Hypot - Duration of single invocation 15.32 μs 16.72 μs 1.09 0.02 False

graph
Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

Payloads

Baseline
Compare

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.MathBenchmarks.Single*'

Payloads

Baseline
Compare

Histogram

System.MathBenchmarks.Single.Hypot

Description of detection logic

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.
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 16.721551693404635 > 16.089757521446078.
IsChangePoint: Marked as a change because one of 2/24/2023 9:01:57 AM, 3/6/2023 11:14:52 AM, 3/20/2023 8:31:51 AM, 3/22/2023 7:51:01 PM, 4/6/2023 1:55:21 PM, 4/12/2023 8:39:35 PM, 4/18/2023 3:11:52 AM falls between 4/9/2023 1:58:52 PM and 4/18/2023 3:11:52 AM.
IsRegressionStdDev: Marked as regression because -393.04743498366537 (T) = (0 -16718.167450808996) / Math.Sqrt((26.529047044226964 / (33)) + (46.96415740464027 / (4))) is less than -2.0301079282477414 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (4) - 2, .025) and -0.09083422522979684 = (15326.038608008583 - 16718.167450808996) / 15326.038608008583 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
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