[Perf] Changes at 8/20/2021 8:14:59 PM

[performanceautofiler]

Run Information

Architecture	x64
OS	Windows 10.0.18362
Baseline	4cb2874d70a99a0512cf667f916a8b5b0c6eba69
Compare	52c6dcb45cc1e8e98d267c07f10fe42d89c71656
Diff	Diff

Regressions in System.Memory.Span<Char>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
IndexOfValue - Duration of single invocation	15.31 ns	16.86 ns	1.10	0.11	False

Historical Data in Reporting System

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Memory.Span<Char>*'

Payloads

Baseline
Compare

Histogram

System.Memory.Span<Char>.IndexOfValue(Size: 512)

Docs

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

### Run Information

Architecture	x64
OS	Windows 10.0.18362
Baseline	4cb2874d70a99a0512cf667f916a8b5b0c6eba69
Compare	52c6dcb45cc1e8e98d267c07f10fe42d89c71656
Diff	Diff

Regressions in System.MathBenchmarks.Double

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
ScaleB - Duration of single invocation	12.21 μs	14.72 μs	1.21	0.06	False

Historical Data in Reporting System

Repro

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

Payloads

Baseline
Compare

Histogram

System.MathBenchmarks.Double.ScaleB

Docs

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

[performanceautofiler]

Closing because it's stale.