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[Perf 26%] System.Collections.CtorFromCollection<Int32> (4) #2511

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performanceautofiler bot opened this issue Oct 19, 2020 · 0 comments
Closed

[Perf 26%] System.Collections.CtorFromCollection<Int32> (4) #2511

performanceautofiler bot opened this issue Oct 19, 2020 · 0 comments

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Run Information

Architecture x64
OS ubuntu 18.04
Changes diff

Regressions in System.Collections.CtorFromCollection

Benchmark Baseline Test Test/Base Modality Baseline Outlier Baseline ETL Comapre ETL
ConcurrentQueue 149.74 μs 128.18 μs 0.86 Bimodal False
ConcurrentDictionary 500.83 μs 429.81 μs 0.86 Bimodal True
ConcurrentBag 189.03 μs 134.82 μs 0.71 Bimodal True
Dictionary 116.73 μs 61.52 μs 0.53 Bimodal True

Related Issue on x64 Windows

[Perf 69%] System.Collections.CtorFromCollection.Dictionary

Related Issue on x86 Windows

[Perf 55%] System.Collections.CtorFromCollection.Dictionary

graph
graph
graph
graph
Historical Data in Reporting System

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f netcoreapp5.0 --filter 'System.Collections.CtorFromCollection<Int32>*'

Histogram

System.Collections.CtorFromCollection.ConcurrentQueue(Size: 512)

[126812.491 ; 134000.795) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[134000.795 ; 140824.696) | @
[140824.696 ; 148198.275) | 
[148198.275 ; 155386.579) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[155386.579 ; 163128.773) | @@

System.Collections.CtorFromCollection.ConcurrentDictionary(Size: 512)

[426084.936 ; 448215.758) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[448215.758 ; 465599.956) | @@@
[465599.956 ; 490865.624) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@
[490865.624 ; 513275.445) | @@@@@@@

System.Collections.CtorFromCollection.ConcurrentBag(Size: 512)

[131566.298 ; 148284.830) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[148284.830 ; 165003.363) | 
[165003.363 ; 182511.929) | 
[182511.929 ; 199230.461) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@

System.Collections.CtorFromCollection.Dictionary(Size: 512)

[ 52354.480 ;  69922.964) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[ 69922.964 ;  87491.447) | 
[ 87491.447 ; 105059.931) | 
[105059.931 ; 126531.726) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@

Docs

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

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