[Perf] Changes at 7/10/2021 10:24:00 AM

[performanceautofiler]

Run Information

Architecture	x64
OS	ubuntu 18.04
Baseline	c90aa4d8ab36bd454e5937abd903924fe7e859fe
Compare	21c251623d45e2a753cd687c0551ec327f837d51
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
IsPrefix_FirstHalf - Duration of single invocation	133.75 ns	159.46 ns	1.19	0.00	True
IsPrefix_FirstHalf - Duration of single invocation	133.78 ns	159.42 ns	1.19	0.00	True
IndexOf_Word_NotFound - Duration of single invocation	409.17 ns	497.51 ns	1.22	0.06	False
IsSuffix_DifferentLastChar - Duration of single invocation	12.92 ns	15.32 ns	1.19	0.12	False
IsSuffix_SecondHalf - Duration of single invocation	9.76 ns	11.22 ns	1.15	0.07	False
IsPrefix_FirstHalf - Duration of single invocation	133.82 ns	159.47 ns	1.19	0.00	True
LastIndexOf_Word_NotFound - Duration of single invocation	495.32 ns	641.27 ns	1.29	0.06	False

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.Globalization.Tests.StringSearch*'

Payloads

Baseline
Compare

Histogram

System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (, None, False))

System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, IgnoreNonSpace, False))

System.Globalization.Tests.StringSearch.IndexOf_Word_NotFound(Options: (en-US, OrdinalIgnoreCase, False))

System.Globalization.Tests.StringSearch.IsSuffix_DifferentLastChar(Options: (en-US, Ordinal, False))

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

System.Globalization.Tests.StringSearch.IsPrefix_FirstHalf(Options: (en-US, None, False))

System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, OrdinalIgnoreCase, False))

Docs

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

[kunalspathak]

Most certainly this is because of dotnet/runtime#54345.

[performanceautofiler]

Closing because it's stale.