[Perf] Windows/x64: 1 Improvement on 10/11/2022 10:51:47 AM

[performanceautofiler]

Run Information

Architecture	x64
OS	Windows 10.0.19042
Baseline	f745eb9faee1bd67886bf7f7b684821424aa014d
Compare	2b07c8c46523b816b1eac5c8af092e52b20a69d2
Diff	Diff

Improvements in System.Text.Tests.Perf_StringBuilder

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio	Baseline ETL	Compare ETL
Append_Primitives - Duration of single invocation	964.27 ns	899.90 ns	0.93	0.05	False

Test Report

Repro

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

Related Issues

Regressions

Improvements

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Text.Tests.Perf_StringBuilder.Append_Primitives

Description of detection logic

IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsRegressionBase: Marked as not a regression because the compare was not 5% greater than the baseline, or the value was too small.
IsImprovementBase: Marked as improvement because the compare was 5% less than the baseline, and the value was not too small.
IsImprovementCheck: Marked as improvement because the three check build points were 0.05 less than the baseline.
IsImprovementWindowed:Marked as improvement because 899.9010672375233 < 920.826577451505.
IsChangePoint: Marked as a change because one of 10/11/2022 6:23:40 AM, 10/18/2022 1:35:00 AM falls between 10/7/2022 9:25:17 PM and 10/18/2022 1:35:00 AM.
IsImprovementStdDev: Marked as improvement because 36.903645597372694 (T) = (0 -882.136194630458) / Math.Sqrt((416.6826409721313 / (299)) + (252.70940168421137 / (31))) is greater than 1.9672228266464409 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (299) + (31) - 2, .975) and 0.11445708123125921 = (996.1529542317164 - 882.136194630458) / 996.1529542317164 is greater than 0.05.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

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