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[Perf] Windows/x64: 15 Regressions on 3/28/2023 12:51:33 PM #15112

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performanceautofiler bot opened this issue Apr 4, 2023 · 0 comments
Closed

[Perf] Windows/x64: 15 Regressions on 3/28/2023 12:51:33 PM #15112

performanceautofiler bot opened this issue Apr 4, 2023 · 0 comments
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@AndyAyersMS
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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 4, 2023 •
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Run Information

Name Value
Architecture x64
OS Windows 10.0.18362
Queue TigerWindows
Baseline 93e91df5a7c54dd4bf133f9535acd705f91b789a
Compare 49ae58ace038dbbd3d53147e08c9ac95b24a789f
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 15.90 ms 17.81 ms 1.12 0.00 True 315766666.6666667 347750000 1.1012878707906681)
Count - Duration of single invocation 5.26 ms 5.62 ms 1.07 0.00 True 42458333.333333336 46888372.093023255 1.1043384987561904)
Count - Duration of single invocation 4.17 ms 4.52 ms 1.08 0.01 True 32162711.86440678 34379393.93939394 1.0689208697429609)
Count - Duration of single invocation 16.43 ms 18.42 ms 1.12 0.01 True 327033333.3333333 359150000 1.0982060951992663)
Count - Duration of single invocation 4.09 ms 4.51 ms 1.10 0.00 True
Count - Duration of single invocation 11.46 ms 13.62 ms 1.19 0.01 True

graph
graph
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.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock*'

Payloads

Baseline
Compare

Histogram

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{Ll}", Options: Compiled)

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 17.8147387755102 > 16.7370735.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -61.99359018155712 (T) = (0 -17871722.27336049) / Math.Sqrt((8896355937.642794 / (28)) + (21896082975.72608 / (37))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (37) - 2, .025) and -0.11683526894516082 = (16002111.296359887 - 17871722.27336049) / 16002111.296359887 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\s[a-zA-Z]{0,12}ing\s", Options: Compiled)

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 5.616871212121212 > 5.503853328125.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -45.963389243205555 (T) = (0 -5620454.477756976) / Math.Sqrt((803980103.2904496 / (28)) + (1178238681.4766545 / (37))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (37) - 2, .025) and -0.06796459599375233 = (5262772.285561661 - 5620454.477756976) / 5262772.285561661 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+\s+Holmes\s+\w+", Options: Compiled)

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 4.517962620192308 > 4.3564562890625.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -36.48267523762447 (T) = (0 -4550179.815339465) / Math.Sqrt((246613227.9150336 / (28)) + (3943138449.677021 / (36))) is less than -1.998971517032675 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (36) - 2, .025) and -0.09555578869541759 = (4153307.2640306125 - 4550179.815339465) / 4153307.2640306125 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\p{L}", Options: Compiled)

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 18.41714166666667 > 17.206623875.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -83.17183620755038 (T) = (0 -18467910.628063727) / Math.Sqrt((2656463723.454658 / (28)) + (18549447048.991493 / (34))) is less than -2.0002978220134566 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (34) - 2, .025) and -0.1286330068430653 = (16363078.623511905 - 18467910.628063727) / 16363078.623511905 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\w+\s+Holmes", Options: Compiled)

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 4.505481354166667 > 4.3040390859375.
IsChangePoint: Marked as a change because one of 2/20/2023 10:31:48 AM, 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -30.08106487658707 (T) = (0 -4447591.075427248) / Math.Sqrt((1425535058.468491 / (28)) + (2429913135.6517825 / (37))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (37) - 2, .025) and -0.07878139973261859 = (4122791.769054978 - 4447591.075427248) / 4122791.769054978 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "\b\w+n\b", Options: Compiled)

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 13.619634074074071 > 12.031967500000002.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -61.614975466429584 (T) = (0 -13697976.022829551) / Math.Sqrt((8100371924.636001 / (28)) + (36138350629.62762 / (37))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (37) - 2, .025) and -0.1905433840504364 = (11505650.450323487 - 13697976.022829551) / 11505650.450323487 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

Docs

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

Run Information

Name Value
Architecture x64
OS Windows 10.0.18362
Queue TigerWindows
Baseline 93e91df5a7c54dd4bf133f9535acd705f91b789a
Compare 49ae58ace038dbbd3d53147e08c9ac95b24a789f
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Regressions in System.Text.RegularExpressions.Tests.Perf_Regex_Common

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Date_IsNotMatch - Duration of single invocation 121.70 ns 145.33 ns 1.19 0.04 True 1368.7269180962126 1573.6126314711323 1.1496907167281396) Trace Trace
MatchesBoundary - Duration of single invocation 52.79 μs 68.32 μs 1.29 0.01 True Trace Trace
Date_IsMatch - Duration of single invocation 72.96 ns 79.69 ns 1.09 0.05 False Trace Trace
Date_IsNotMatch - Duration of single invocation 121.31 ns 147.84 ns 1.22 0.02 True Trace Trace
MatchesSet - Duration of single invocation 50.80 μs 61.71 μs 1.21 0.00 True 524710.2649006622 622045.1527224435 1.1855021605880125) Trace Trace
Date_IsMatch - Duration of single invocation 161.84 ns 175.15 ns 1.08 0.01 False Trace Trace
OneNodeBacktracking - Duration of single invocation 82.12 ns 112.39 ns 1.37 0.03 True 814.1488872004481 1039.670477323289 1.2770028844457737) Trace Trace
MatchesBoundary - Duration of single invocation 54.57 μs 68.07 μs 1.25 0.01 True 503454.9228944247 655784.9702380953 1.302569386883549) Trace Trace
MatchesSet - Duration of single invocation 51.55 μs 61.04 μs 1.18 0.02 True 524846.7112597548 622160.6182795699 1.1854139597945443) Trace Trace

graph
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.RegularExpressions.Tests.Perf_Regex_Common*'

Payloads

Baseline
Compare

Histogram

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsNotMatch(Options: Compiled)

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 145.33337697975045 > 127.70505718679898.
IsChangePoint: Marked as a change because one of 1/27/2023 7:12:54 PM, 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -95.07792716015426 (T) = (0 -146.12320030187172) / Math.Sqrt((0.9543030231873654 / (28)) + (1.1598641530555793 / (34))) is less than -2.0002978220134566 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (34) - 2, .025) and -0.20470041877573253 = (121.29422221863946 - 146.12320030187172) / 121.29422221863946 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesBoundary(Options: IgnoreCase, Compiled)

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 68.3178982612782 > 55.39641856167247.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -163.67447167318636 (T) = (0 -68112.74898565038) / Math.Sqrt((130414.62984549328 / (28)) + (151316.95342105563 / (37))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (37) - 2, .025) and -0.2898980142000792 = (52804.75528748682 - 68112.74898565038) / 52804.75528748682 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsMatch(Options: Compiled)

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 79.68647607046067 > 76.50290157456024.
IsChangePoint: Marked as a change because one of 3/6/2023 11:36:59 AM, 3/6/2023 9:56:15 PM, 3/17/2023 5:15:23 PM, 3/18/2023 3:39:51 AM, 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -104.89866510481176 (T) = (0 -79.6356479162605) / Math.Sqrt((0.03042608578643545 / (28)) + (0.11422808834014973 / (37))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (37) - 2, .025) and -0.09301644105967004 = (72.8586002229339 - 79.6356479162605) / 72.8586002229339 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsNotMatch(Options: IgnoreCase, Compiled)

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 147.84473638445257 > 125.87825934937959.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -123.07118354095041 (T) = (0 -147.23677109785223) / Math.Sqrt((0.22325563940912516 / (28)) + (1.4539965396548098 / (36))) is less than -1.998971517032675 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (36) - 2, .025) and -0.2252201766134952 = (120.17168334985652 - 147.23677109785223) / 120.17168334985652 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesSet(Options: IgnoreCase, Compiled)

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 61.713490500463394 > 53.43179579716812.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -84.63743502202145 (T) = (0 -61096.42112895513) / Math.Sqrt((142841.15067878278 / (28)) + (396340.9746837539 / (37))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (37) - 2, .025) and -0.21095345051558692 = (50453.154167851906 - 61096.42112895513) / 50453.154167851906 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Common.Date_IsMatch(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 175.15478357317556 > 171.8664121877972.
IsChangePoint: Marked as a change because one of 2/9/2023 4:27:10 AM, 3/28/2023 3:45:48 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -42.5130365840467 (T) = (0 -175.17927723472866) / Math.Sqrt((1.6701753464709015 / (26)) + (0.34586512462522523 / (39))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (26) + (39) - 2, .025) and -0.07022479323493788 = (163.68456266577348 - 175.17927723472866) / 163.68456266577348 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Common.OneNodeBacktracking(Options: IgnoreCase, Compiled)

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 112.38835141928757 > 86.35215685467558.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -500.14986155593857 (T) = (0 -112.55448891759342) / Math.Sqrt((0.04723320775578008 / (28)) + (0.07308076337331157 / (37))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (37) - 2, .025) and -0.367812395301607 = (82.28795798620818 - 112.55448891759342) / 82.28795798620818 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesBoundary(Options: Compiled)

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 68.06503563596492 > 56.296780200503584.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -52.572912892577364 (T) = (0 -69077.2462713676) / Math.Sqrt((527938.9909969274 / (28)) + (2530182.890523953 / (37))) is less than -1.9983405425199077 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (37) - 2, .025) and -0.28997613797348165 = (53549.24346111249 - 69077.2462713676) / 53549.24346111249 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

System.Text.RegularExpressions.Tests.Perf_Regex_Common.MatchesSet(Options: Compiled)

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 61.04319928940569 > 53.59940411496991.
IsChangePoint: Marked as a change because one of 3/28/2023 8:13:28 AM, 4/3/2023 9:14:01 PM falls between 3/26/2023 7:47:31 AM and 4/3/2023 9:14:01 PM.
IsRegressionStdDev: Marked as regression because -39.2442797579358 (T) = (0 -61607.500365017135) / Math.Sqrt((49132.85047057716 / (28)) + (2516468.9463570314 / (36))) is less than -1.998971517032675 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (28) + (36) - 2, .025) and -0.20557214063982063 = (51102.29266937177 - 61607.500365017135) / 51102.29266937177 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.

Baseline JIT Disasm

Complete output

Compare JIT Disasm

Complete output

Docs

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