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[Perf] Linux/x64: 3 Improvements on 10/25/2022 10:16:52 PM #9333

@performanceautofiler

Description

@performanceautofiler

Run Information

Architecture x64
OS ubuntu 18.04
Baseline f4b715f1cfadcbf85486f369724528c051be5733
Compare a8ea8e67dc20689aa2e4c738a2f84ea3483ec872
Diff Diff

Improvements in MicroBenchmarks.Serializers.Json_ToStream<IndexViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
DataContractJsonSerializer_ - Duration of single invocation 71.72 μs 67.09 μs 0.94 0.20 False

graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'MicroBenchmarks.Serializers.Json_ToStream&lt;IndexViewModel&gt;*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

MicroBenchmarks.Serializers.Json_ToStream<IndexViewModel>.DataContractJsonSerializer_


Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 67.08909395816501 < 69.65087216535342.
IsChangePoint: Marked as a change because one of 10/3/2022 2:18:04 AM, 10/3/2022 11:00:05 AM, 10/25/2022 7:09:53 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.
IsImprovementStdDev: Marked as improvement because 8.327562880063182 (T) = (0 -67854.99034192218) / Math.Sqrt((21900040.783153772 / (299)) + (6705816.912816607 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.06342460803283244 = (72450.11018216128 - 67854.99034192218) / 72450.11018216128 is greater than 0.05.
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 f4b715f1cfadcbf85486f369724528c051be5733
Compare a8ea8e67dc20689aa2e4c738a2f84ea3483ec872
Diff Diff

Improvements in System.Threading.Tests.Perf_Timer

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio Baseline ETL Compare ETL
SynchronousContention - Duration of single invocation 2.88 secs 1.42 secs 0.49 0.69 False
AsynchronousContention - Duration of single invocation 5.11 secs 2.20 secs 0.43 0.83 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.Threading.Tests.Perf_Timer*'

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Threading.Tests.Perf_Timer.SynchronousContention


Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 1.4227171008 < 2.62768922607375.
IsChangePoint: Marked as a change because one of 10/25/2022 7:09:53 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.
IsImprovementStdDev: Marked as improvement because 77.79748052521948 (T) = (0 -1450318841.1356323) / Math.Sqrt((93061037870754020 / (299)) + (1696549990052931.2 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5077428711672354 = (2946262748.0370154 - 1450318841.1356323) / 2946262748.0370154 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

```#### System.Threading.Tests.Perf_Timer.AsynchronousContention

```log

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 2.1951127764000002 < 5.4250844635124995.
IsChangePoint: Marked as a change because one of 10/25/2022 7:09:53 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.
IsImprovementStdDev: Marked as improvement because 45.34632552257229 (T) = (0 -2037134132.4896426) / Math.Sqrt((1.0294087032961367E+18 / (299)) + (7938056804277053 / (29))) is greater than 1.9672675222597202 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (29) - 2, .975) and 0.5757394382163096 = (4801610887.245931 - 2037134132.4896426) / 4801610887.245931 is greater than 0.05.
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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