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[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM #9302

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performanceautofiler bot opened this issue Nov 1, 2022 · 3 comments
Closed

[Perf] Linux/x64: 32 Regressions on 10/25/2022 7:09:53 PM #9302

performanceautofiler bot opened this issue Nov 1, 2022 · 3 comments
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arch-x64 branch-refs/heads/main kind-micro os-linux perf-regression runtime-coreclr untriaged

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performanceautofiler bot commented Nov 1, 2022 •
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Run Information

Architecture x64
OS ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Collections.ContainsTrue<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Span - Duration of single invocation 329.75 μs 348.21 μs 1.06 0.03 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsTrue&lt;String&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.ContainsTrue<String>.Span(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 348.2055614087301 > 345.6457712109375.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/29/2022 7:42:19 AM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -206.85114371288367 (T) = (0 -348224.7859634886) / Math.Sqrt((74161.45389414101 / (21)) + (150050.10647381173 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.05805811303646832 = (329116.880890536 - 348224.7859634886) / 329116.880890536 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

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 4.16 ms 4.49 ms 1.08 0.01 False
Count - Duration of single invocation 1.30 ms 1.55 ms 1.19 0.26 False
Count - Duration of single invocation 190.22 μs 209.26 μs 1.10 0.01 False
Count - Duration of single invocation 971.93 μs 1.03 ms 1.06 0.03 False
Count - Duration of single invocation 2.67 ms 3.19 ms 1.19 0.04 False

graph
graph
graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sher[a-z]+|Hol[a-z]+", Options: None)

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 4.493463667132867 > 4.378656754727402.
IsChangePoint: Marked as a change because one of 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -17.066343101010023 (T) = (0 -4410648.13644602) / Math.Sqrt((827331810.7820512 / (21)) + (4424998451.8592415 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.055852433861574714 = (4177333.872608441 - 4410648.13644602) / 4177333.872608441 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.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?s).*", Options: None)

```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 1.547016403409091 > 1.361408795984456.
IsChangePoint: Marked as a change because one of 9/23/2022 1:16:35 AM, 10/6/2022 2:13:23 PM, 10/11/2022 8:42:28 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -18.310968982104516 (T) = (0 -1482803.5309941685) / Math.Sqrt((474278.6164436224 / (21)) + (3105909146.1308436 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.14372428967482215 = (1296469.3889781353 - 1482803.5309941685) / 1296469.3889781353 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.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes", Options: None)

```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 209.26475935897435 > 199.8091286017693.
IsChangePoint: Marked as a change because one of 8/17/2022 1:34:50 AM, 10/26/2022 8:56:26 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -12.540616586135576 (T) = (0 -202689.58903467935) / Math.Sqrt((13179114.31792569 / (29)) + (9335908.352595696 / (22))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (29) + (22) - 2, .025) and -0.06157223396348942 = (190933.39346105244 - 202689.58903467935) / 190933.39346105244 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.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sher[a-z]+|Hol[a-z]+", Options: NonBacktracking)

```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 1.0336038518229167 > 1023.2463060107423.
IsChangePoint: Marked as a change because one of 8/15/2022 9:13:40 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -24.579952971041244 (T) = (0 -1054510.263536773) / Math.Sqrt((25627955.00179588 / (21)) + (263072765.7990181 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.07953103099040411 = (976822.55837456 - 1054510.263536773) / 976822.55837456 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.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson", Options: NonBacktracking)

```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 3.1887315467032966 > 2.802750828446228.
IsChangePoint: Marked as a change because one of 9/9/2022 3:12:19 AM, 9/13/2022 12:23:36 PM, 9/27/2022 11:22:50 AM, 10/2/2022 4:08:26 PM, 10/27/2022 12:34:03 AM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -44.270615550995615 (T) = (0 -3192920.87465036) / Math.Sqrt((3433858303.7520585 / (29)) + (26149832.85385392 / (21))) is less than -2.010634757623041 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (29) + (21) - 2, .025) and -0.17878246986091595 = (2708659.9574449826 - 3192920.87465036) / 2708659.9574449826 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in PerfLabTests.LowLevelPerf

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
StaticDelegate - Duration of single invocation 195.82 μs 217.66 μs 1.11 0.02 False
ForeachOverList100Elements - Duration of single invocation 9.45 ms 10.53 ms 1.11 0.24 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'PerfLabTests.LowLevelPerf*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

PerfLabTests.LowLevelPerf.StaticDelegate

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 217.6633865451389 > 205.61560286914062.
IsChangePoint: Marked as a change because one of 10/6/2022 2:13:23 PM, 10/11/2022 8:42:28 PM, 10/17/2022 12:47:34 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -491.62062971113295 (T) = (0 -217558.02159717455) / Math.Sqrt((31145.434867629356 / (21)) + (14040.43149598162 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.11088342291765999 = (195842.351329515 - 217558.02159717455) / 195842.351329515 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.

```#### PerfLabTests.LowLevelPerf.ForeachOverList100Elements

```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 10.529357680952382 > 9.902362920000002.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -13.800848561364147 (T) = (0 -10508280.02758456) / Math.Sqrt((75134388575.36307 / (21)) + (55798726029.99199 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.10723183982890894 = (9490586.930022094 - 10508280.02758456) / 9490586.930022094 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Collections.ContainsFalse<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Queue - Duration of single invocation 643.11 μs 719.90 μs 1.12 0.06 False
Span - Duration of single invocation 653.35 μs 692.32 μs 1.06 0.03 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsFalse&lt;String&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.ContainsFalse<String>.Queue(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 719.8986818181819 > 675.5438804625.
IsChangePoint: Marked as a change because one of 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/29/2022 7:42:19 AM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -24.991900567335207 (T) = (0 -720077.9707410646) / Math.Sqrt((174888517.99509206 / (20)) + (5003414.553383169 / (30))) is less than -2.010634757623041 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (20) + (30) - 2, .025) and -0.11558179327996818 = (645473.0393402474 - 720077.9707410646) / 645473.0393402474 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.ContainsFalse&lt;String&gt;.Span(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 692.3166888586956 > 686.176015219351.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/29/2022 7:42:19 AM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -177.07157018193342 (T) = (0 -690190.933364472) / Math.Sqrt((530786.6195511797 / (21)) + (549137.5919525089 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.056588719573394 = (653225.7259410663 - 690190.933364472) / 653225.7259410663 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ImmutableDictionary - Duration of single invocation 16.03 μs 17.01 μs 1.06 0.04 False
ConcurrentDictionary - Duration of single invocation 2.35 μs 2.56 μs 1.09 0.12 False
ImmutableSortedDictionary - Duration of single invocation 28.24 μs 30.47 μs 1.08 0.02 False

graph
graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.TryGetValueFalse<Int32, Int32>.ImmutableDictionary(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 17.012081173007246 > 16.805652585642605.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/24/2022 1:05:07 PM, 10/2/2022 4:08:26 PM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -47.50671320010254 (T) = (0 -17001.18709632753) / Math.Sqrt((6150.357983167147 / (21)) + (3779.6584697791754 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.06065784020719337 = (16028.908147236667 - 17001.18709632753) / 16028.908147236667 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.TryGetValueFalse&lt;Int32, Int32&gt;.ConcurrentDictionary(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 2.5610707569596776 > 2.4665053247981485.
IsChangePoint: Marked as a change because one of 8/15/2022 9:13:40 PM, 10/26/2022 7:11:30 AM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -8.772192313374665 (T) = (0 -2559.366384941995) / Math.Sqrt((8025.478223080907 / (25)) + (830.935643360025 / (26))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (25) + (26) - 2, .025) and -0.06882669439386868 = (2394.556945823112 - 2559.366384941995) / 2394.556945823112 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.TryGetValueFalse&lt;Int32, Int32&gt;.ImmutableSortedDictionary(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 30.465889662991117 > 29.639150447314986.
IsChangePoint: Marked as a change because one of 8/17/2022 1:34:50 AM, 10/11/2022 8:42:28 PM, 10/17/2022 12:47:34 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -26.32998319617529 (T) = (0 -30272.59817068933) / Math.Sqrt((79354.79165545886 / (21)) + (48156.74285734917 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.06817024755190104 = (28340.611658178976 - 30272.59817068933) / 28340.611658178976 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Collections.IterateFor<String>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ImmutableSortedSet - Duration of single invocation 10.73 μs 12.00 μs 1.12 0.04 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateFor&lt;String&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.IterateFor<String>.ImmutableSortedSet(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 11.996411522239264 > 11.228035864579732.
IsChangePoint: Marked as a change because one of 8/15/2022 9:13:40 PM, 9/23/2022 1:16:35 AM, 9/24/2022 1:05:07 PM, 10/2/2022 4:08:26 PM, 10/6/2022 2:13:23 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -130.3921189055388 (T) = (0 -12013.759514239659) / Math.Sqrt((1167.9439779562194 / (21)) + (1384.6536996364002 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.12295552849088558 = (10698.339524081312 - 12013.759514239659) / 10698.339524081312 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Collections.TryAddGiventSize<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Dictionary - Duration of single invocation 3.65 μs 4.39 μs 1.20 0.04 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.TryAddGiventSize&lt;Int32&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.TryAddGiventSize<Int32>.Dictionary(Count: 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 4.385938354224699 > 3.8692905314237347.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/26/2022 8:26:31 AM, 9/27/2022 11:22:50 AM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -106.77578734580163 (T) = (0 -4400.73025512728) / Math.Sqrt((466.81927228543293 / (21)) + (699.5872875016653 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.19581813177207344 = (3680.099956843665 - 4400.73025512728) / 3680.099956843665 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Collections.IterateForEach<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ConcurrentStack - Duration of single invocation 1.87 μs 2.04 μs 1.09 0.04 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;Int32&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.IterateForEach<Int32>.ConcurrentStack(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 2.03547957090767 > 1.9664464559673966.
IsChangePoint: Marked as a change because one of 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 10/6/2022 2:13:23 PM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -216.10574352854545 (T) = (0 -2032.0408076969043) / Math.Sqrt((6.494821879483919 / (21)) + (6.8336840647786 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.0845255035453215 = (1873.6680705563388 - 2032.0408076969043) / 1873.6680705563388 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Get

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
GetDateTime - Duration of single invocation 3.44 μs 3.72 μs 1.08 0.08 False
GetDateTimeOffset - Duration of single invocation 4.57 μs 4.96 μs 1.09 0.01 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Get*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Text.Json.Tests.Perf_Get.GetDateTime

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 3.71621226471289 > 3.491275978957627.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -45.98899885496576 (T) = (0 -3762.501630236339) / Math.Sqrt((698.2971355265902 / (21)) + (1664.5884953435989 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.13012469791721704 = (3329.280067208961 - 3762.501630236339) / 3329.280067208961 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.Text.Json.Tests.Perf_Get.GetDateTimeOffset

```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 4.964670451719576 > 4.799204002144576.
IsChangePoint: Marked as a change because one of 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -13.359149183682042 (T) = (0 -4929.35426902658) / Math.Sqrt((7849.8676678818565 / (21)) + (1074.5974411057664 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.05803373507887121 = (4658.976463221299 - 4929.35426902658) / 4658.976463221299 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
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performanceautofiler bot commented Nov 1, 2022 •
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Run Information

Architecture x64
OS ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

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
TryParseUInt64Hex - Duration of single invocation 10.06 ns 12.17 ns 1.21 0.03 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Text.Tests.Utf8ParserTests*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt64Hex(value: FFFFFFFFFFFFFFFF)

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 12.170975338693715 > 10.55232206525271.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 9/23/2022 1:16:35 AM, 10/2/2022 4:08:26 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -35.714642736195685 (T) = (0 -11.70233154876096) / Math.Sqrt((0.005178101727592978 / (21)) + (0.05272214918002498 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.15824127585897815 = (10.103535241465336 - 11.70233154876096) / 10.103535241465336 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Collections.TryAddDefaultSize<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Dictionary - Duration of single invocation 6.37 μs 7.87 μs 1.24 0.07 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.TryAddDefaultSize&lt;Int32&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.TryAddDefaultSize<Int32>.Dictionary(Count: 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 7.870559611909565 > 6.735250805575649.
IsChangePoint: Marked as a change because one of 9/23/2022 1:16:35 AM, 10/10/2022 3:36:43 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -28.11094777532689 (T) = (0 -7714.890326679003) / Math.Sqrt((2868.4734265692896 / (21)) + (55945.039073074215 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.1947582274497466 = (6457.281606795634 - 7714.890326679003) / 6457.281606795634 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
PropertyIndexer - Duration of single invocation 1.73 μs 1.92 μs 1.11 0.08 False
PropertyIndexer - Duration of single invocation 1.73 μs 1.92 μs 1.11 0.04 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Document.Tests.Perf_EnumerateObject*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Text.Json.Document.Tests.Perf_EnumerateObject.PropertyIndexer(TestCase: NumericProperties)

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 1.9237993797278408 > 1.8139103109797394.
IsChangePoint: Marked as a change because one of 9/7/2022 1:05:52 PM, 9/13/2022 12:23:36 PM, 10/10/2022 3:36:43 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -516.7559441198408 (T) = (0 -1922.1844550385088) / Math.Sqrt((1.4001458060796017 / (21)) + (2.2613763387630055 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.11274896119364461 = (1727.4196805149866 - 1922.1844550385088) / 1727.4196805149866 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.Text.Json.Document.Tests.Perf_EnumerateObject.PropertyIndexer(TestCase: StringProperties)

```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 1.9221968734918666 > 1.8128928554715296.
IsChangePoint: Marked as a change because one of 8/30/2022 6:17:03 PM, 9/3/2022 11:44:47 AM, 9/24/2022 1:05:07 PM, 10/2/2022 4:08:26 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -525.6202056739429 (T) = (0 -1922.7935292392967) / Math.Sqrt((1.513156688759405 / (21)) + (1.989611690108132 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.11319875968247241 = (1727.268839023637 - 1922.7935292392967) / 1727.268839023637 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Globalization.Tests.StringSearch

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
IsSuffix_SecondHalf - Duration of single invocation 182.25 ns 229.43 ns 1.26 0.04 False
IsSuffix_SecondHalf - Duration of single invocation 182.17 ns 228.91 ns 1.26 0.04 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Globalization.Tests.StringSearch*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (en-US, IgnoreCase, False))

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 229.42712434128472 > 191.48282722652618.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -718.9068869712395 (T) = (0 -229.8166235528875) / Math.Sqrt((0.039262054813377315 / (20)) + (0.07148514524562323 / (30))) is less than -2.010634757623041 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (20) + (30) - 2, .025) and -0.2597966617895974 = (182.42358510969757 - 229.8166235528875) / 182.42358510969757 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.Globalization.Tests.StringSearch.IsSuffix_SecondHalf(Options: (, IgnoreCase, False))

```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 228.91043217036255 > 191.47507549217354.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/13/2022 12:23:36 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -710.6021537710504 (T) = (0 -229.77056303190554) / Math.Sqrt((0.03782946380067955 / (21)) + (0.07939398054442512 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.2598532012827288 = (182.37883810428306 - 229.77056303190554) / 182.37883810428306 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

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
BitArraySetLengthShrink - Duration of single invocation 179.34 ns 229.99 ns 1.28 0.04 False
BitArrayByteArrayCtor - Duration of single invocation 176.67 ns 231.35 ns 1.31 0.05 False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Tests.Perf_BitArray*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.Tests.Perf_BitArray.BitArraySetLengthShrink(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 229.98506643605677 > 188.05642401547306.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -113.41401875990887 (T) = (0 -230.26920485837303) / Math.Sqrt((3.25205268813621 / (21)) + (1.7309083471422677 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.29378558295217355 = (177.98096368715312 - 230.26920485837303) / 177.98096368715312 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.Tests.Perf_BitArray.BitArrayByteArrayCtor(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 231.35085128556847 > 185.28685938716248.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 10/2/2022 4:08:26 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -117.09737332755101 (T) = (0 -230.44701193141893) / Math.Sqrt((2.125042016521678 / (21)) + (3.5412031319591315 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.31219599620209604 = (175.6193530527485 - 230.44701193141893) / 175.6193530527485 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Collections.CtorFromCollection<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SortedSet - Duration of single invocation 8.64 μs 11.39 μs 1.32 0.12 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.CtorFromCollection&lt;Int32&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.CtorFromCollection<Int32>.SortedSet(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 11.390282499479381 > 9.039734655130417.
IsChangePoint: Marked as a change because one of 8/17/2022 6:09:21 PM, 9/3/2022 11:44:47 AM, 9/22/2022 9:36:10 PM, 9/29/2022 7:42:19 AM, 10/6/2022 2:13:23 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -14.312435317891183 (T) = (0 -11246.531294696508) / Math.Sqrt((16040.02193999422 / (21)) + (925030.7628831797 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.2923525672306064 = (8702.370838939716 - 11246.531294696508) / 8702.370838939716 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Collections.CreateAddAndClear<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Dictionary - Duration of single invocation 6.12 μs 6.75 μs 1.10 0.17 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.CreateAddAndClear&lt;Int32&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.CreateAddAndClear<Int32>.Dictionary(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 6.752031348018249 > 6.414138762327287.
IsChangePoint: Marked as a change because one of 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -13.08004585405205 (T) = (0 -7251.992237770959) / Math.Sqrt((71080.83019857624 / (21)) + (92131.8355019315 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.1694815607056777 = (6201.031706216068 - 7251.992237770959) / 6201.031706216068 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Text.Json.Tests.Perf_Strings

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
WriteStringsUtf16 - Duration of single invocation 9.89 ms 10.60 ms 1.07 0.01 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Strings*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Text.Json.Tests.Perf_Strings.WriteStringsUtf16(Formatted: True, SkipValidation: True, Escaped: OneEscaped)

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 10.596354721212123 > 10.552656402604168.
IsChangePoint: Marked as a change because one of 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -22.086048893465986 (T) = (0 -10662098.19365866) / Math.Sqrt((10638876266.683523 / (21)) + (7996794510.081311 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.0611192291497785 = (10047973.781609502 - 10662098.19365866) / 10047973.781609502 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
ImmutableSortedDictionary - Duration of single invocation 28.13 μs 29.91 μs 1.06 0.02 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsKeyFalse&lt;Int32, Int32&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.ContainsKeyFalse<Int32, Int32>.ImmutableSortedDictionary(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 29.907110001596426 > 29.49749970941094.
IsChangePoint: Marked as a change because one of 8/15/2022 9:13:40 PM, 10/2/2022 4:08:26 PM, 10/11/2022 8:42:28 PM, 10/17/2022 12:47:34 PM, 10/19/2022 7:27:15 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -34.06981418846694 (T) = (0 -29977.365781031822) / Math.Sqrt((64798.85526837922 / (21)) + (15003.131481204775 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.07302598036858483 = (27937.22270427654 - 29977.365781031822) / 27937.22270427654 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in Burgers

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Test0 - Duration of single invocation 278.73 ms 300.64 ms 1.08 0.04 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'Burgers*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

Burgers.Test0

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 300.6402726666667 > 293.1192270138461.
IsChangePoint: Marked as a change because one of 8/23/2022 11:46:46 PM, 9/3/2022 11:44:47 AM, 9/23/2022 1:16:35 AM, 9/29/2022 7:42:19 AM, 10/11/2022 8:42:28 PM, 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -61.67473169585977 (T) = (0 -302008595.16432846) / Math.Sqrt((1940717878073.3848 / (21)) + (1194365008307.0615 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.08021562909709251 = (279581767.7779435 - 302008595.16432846) / 279581767.7779435 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 ubuntu 18.04
Baseline 7175e861011e323295f5fcfc0a5fac648974b80d
Compare 54b12a83a329dbc4079c254dc7071cb528e1f2f1
Diff Diff

Regressions in System.Text.Json.Tests.Utf8JsonReaderCommentsTests

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
Utf8JsonReaderCommentParsing - Duration of single invocation 123.69 ns 143.71 ns 1.16 0.02 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Utf8JsonReaderCommentsTests*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Text.Json.Tests.Utf8JsonReaderCommentsTests.Utf8JsonReaderCommentParsing(CommentHandling: Skip, SegmentSize: 0, TestCase: LongSingleLine)

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 143.71326058354978 > 128.37465198449206.
IsChangePoint: Marked as a change because one of 10/25/2022 2:34:53 PM, 11/1/2022 2:33:16 AM falls between 10/23/2022 1:14:54 PM and 11/1/2022 2:33:16 AM.
IsRegressionStdDev: Marked as regression because -85.55175608363889 (T) = (0 -144.17637951708167) / Math.Sqrt((0.9963523715675644 / (21)) + (0.4272946685597907 / (30))) is less than -2.0095752371279447 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (21) + (30) - 2, .025) and -0.17285468194453332 = (122.92774351042755 - 144.17637951708167) / 122.92774351042755 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 Nov 1, 2022
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@AndyAyersMS
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Quite a few look like noise, but Perf_Get.GetDateTime could be from dotnet/runtime#77103 or dotnet/runtime#77354

@AndyAyersMS
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These all look like noise at this point.

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