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IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 66.83169713423116 > 62.53716642024643.
IsChangePoint: Marked as a change because one of 5/1/2023 10:17:01 AM, 5/8/2023 3:52:55 PM falls between 4/29/2023 8:32:21 PM and 5/8/2023 3:52:55 PM.
IsRegressionStdDev: Marked as regression because -56.41261024541597 (T) = (0 -66.94162041780922) / Math.Sqrt((0.2173095951296073 / (15)) + (0.08849583157895617 / (24))) is less than -2.026192463026769 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (15) + (24) - 2, .025) and -0.12817031891200978 = (59.336448846098605 - 66.94162041780922) / 59.336448846098605 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsRegressionWindowed: Marked as regression because 50.052910286096754 > 47.33842698265589.
IsChangePoint: Marked as a change because one of 4/17/2023 5:51:51 AM, 5/1/2023 10:17:01 AM, 5/8/2023 3:52:55 PM falls between 4/29/2023 8:32:21 PM and 5/8/2023 3:52:55 PM.
IsRegressionStdDev: Marked as regression because -79.63458343670027 (T) = (0 -50.11445370372633) / Math.Sqrt((0.0322995161156071 / (15)) + (0.046460402975301573 / (24))) is less than -2.026192463026769 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (15) + (24) - 2, .025) and -0.11310779057917601 = (45.02210309538002 - 50.11445370372633) / 45.02210309538002 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked as regression because Edge Detector said so.
Run Information
Regressions in System.Memory.ReadOnlySpan
Test Report
Repro
General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md
Payloads
Baseline
Compare
Repro Steps
Prerequisites (Files either built locally (with build.(sh/cmd) or downloaded from payload above (if same system setup) (in this order))
runtime/artifacts
or build instructions: Libraries README args:-subset libs+libs.tests -rc release -configuration Release -arch $RunArch -framework net8.0
runtime/artifacts/bin/coreclr/$RunOS.$RunArch.Release
, build instructions: CoreCLR README args:-subset clr+libs -rc release -configuration Release -arch $RunArch -framework net8.0
runtime/artifacts/bin/mono/$RunOS.$RunArch.Release
, build instructions: MONO README args:-arch $RunArch -os $RunOS -s mono+libs+host+packs -c Release /p:CrossBuild=false /p:MonoLLVMUseCxx11Abi=false
Linux
Windows
Payloads
Baseline
Compare
Histogram
System.Memory.ReadOnlySpan.IndexOfString(input: "More Test's", value: "Tests", comparisonType: OrdinalIgnoreCase)
Description of detection logic
JIT Disasms
System.Memory.ReadOnlySpan.IndexOfString(input: "StrIng", value: "string", comparisonType: OrdinalIgnoreCase)
Description of detection logic
JIT Disasms
Docs
Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository
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