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[Perf 41%] System.Collections.CtorFromCollection<String> (3) #2531

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

[Perf 41%] System.Collections.CtorFromCollection<String> (3) #2531

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
ConcurrentBag 202.95 μs 145.78 μs 0.72 Bimodal True
ConcurrentQueue 152.95 μs 131.14 μs 0.86 Bimodal False
Dictionary 314.89 μs 65.13 μs 0.21 Bimodal False

Related Issue on x64 Windows

[Perf 72%] System.Collections.CtorFromCollection.Dictionary

Related Issue on x86 Windows

[Perf 63%] System.Collections.CtorFromCollection.Dictionary

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<String>*'

Histogram

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

[142430.827 ; 159738.345) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[159738.345 ; 177045.862) | 
[177045.862 ; 191654.305) | 
[191654.305 ; 212904.809) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[212904.809 ; 230212.327) | @

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

[128082.271 ; 135477.063) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[135477.063 ; 144086.798) | @@
[144086.798 ; 149247.975) | 
[149247.975 ; 156642.766) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[156642.766 ; 164373.556) | @@@@@@

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

[ 24440.856 ; 104740.627) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[104740.627 ; 183931.796) | 
[183931.796 ; 270188.398) | 
[270188.398 ; 349379.568) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@

Docs

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

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