[Perf 19%] MicroBenchmarks.Serializers.Xml_ToStream<IndexViewModel>.DataContractSerializer_

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	7601d44ca06fc977c4a3c7a33c1fc864f8f5ad78
Compare	dd23c81e3c23866164a62b16311bbc08c00e2643

Regressions in MicroBenchmarks.Serializers.Xml_ToStream

Benchmark	Baseline	Test	Test/Base	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
DataContractSerializer_	140.09 μs	114.14 μs	0.81

Historical Data in Reporting System

Repro

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f netcoreapp5.0 --filter 'MicroBenchmarks.Serializers.Xml_ToStream<IndexViewModel>*'

Histogram

MicroBenchmarks.Serializers.Xml_ToStream.DataContractSerializer_

[111482.432 ; 118080.867) | @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
[118080.867 ; 124679.302) | 
[124679.302 ; 127909.617) | 
[127909.617 ; 134508.053) | @@@@@@@@@@@@@@@@@@@@@@@@
[134508.053 ; 137209.189) | 
[137209.189 ; 144451.048) | @@@@@@@@@@@@@@@@@@@

Docs

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