[Perf] Changes at 11/17/2021 1:35:01 AM

[performanceautofiler]

Run Information

Architecture	arm64
OS	Windows 10.0.19041
Baseline	c66fa996b5cc32d94b2e6a8dfeb7c3d3a3098694
Compare	da0e0f73e24036a88411dde8158df80e5f4bff01
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_DifferentFirstChar - Duration of single invocation	8.45 ns	19.29 ns	2.28	0.24	True
IsSuffix_DifferentLastChar - Duration of single invocation	8.25 ns	18.97 ns	2.30	0.24	True

Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Globalization.Tests.StringSearch*'

Payloads

Baseline
Compare

Histogram

System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, IgnoreCase, False))

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

Docs

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

Tagging subscribers to this area: @tarekgh, @safern
See info in area-owners.md if you want to be subscribed.

Issue Details

---

Run Information

Architecture	arm64
OS	Windows 10.0.19041
Baseline	c66fa996b5cc32d94b2e6a8dfeb7c3d3a3098694
Compare	da0e0f73e24036a88411dde8158df80e5f4bff01
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_DifferentFirstChar - Duration of single invocation	8.45 ns	19.29 ns	2.28	0.24	True
IsSuffix_DifferentLastChar - Duration of single invocation	8.25 ns	18.97 ns	2.30	0.24	True

Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Globalization.Tests.StringSearch*'

Payloads

Baseline
Compare

Histogram

System.Globalization.Tests.StringSearch.IsPrefix_DifferentFirstChar(Options: (, IgnoreCase, False))

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

Docs

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

Author:	performanceautofiler[bot]
Assignees:	-
Labels:	area-System.Globalization, untriaged
Milestone:	-

[DrewScoggins]

Seems related to #61640

[safern]

cc: @AaronRobinsonMSFT @jkoritzinsky as it seems related to the DllImport Generator change.

[AaronRobinsonMSFT]

/cc @elinor-fung

[elinor-fung]

Were any of the converted p/invokes in SPCL marshalling strings as ANSI?