[Perf] Linux/x64: 4 Regressions on 5/24/2024 5:41:08 PM

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	ee3151531aa541ffadbd0b48dcc84b5b2d22812c
Compare	ce1477b5df9b378f1dfcbb9194aeed3932ecfc03
Diff	Diff
Configs	AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.IO.Tests.UnmanagedMemoryStreamTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ReadAsBytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	239.85 μs	316.63 μs	1.32	0.21	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.UnmanagedMemoryStreamTests*'

System.IO.Tests.UnmanagedMemoryStreamTests.ReadAsBytes

ETL Files

Histogram

JIT Disasms

Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	ee3151531aa541ffadbd0b48dcc84b5b2d22812c
Compare	ce1477b5df9b378f1dfcbb9194aeed3932ecfc03
Diff	Diff
Configs	AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt16>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ConditionalSelectBenchmark - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.66 ns	6.43 ns	1.75	0.68	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt16>*'

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<UInt16>.ConditionalSelectBenchmark

ETL Files

Histogram

JIT Disasms

Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	ee3151531aa541ffadbd0b48dcc84b5b2d22812c
Compare	ce1477b5df9b378f1dfcbb9194aeed3932ecfc03
Diff	Diff
Configs	AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
MaxBenchmark - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.15 ns	9.35 ns	2.97	0.73	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>*'

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<Single>.MaxBenchmark

ETL Files

Histogram

JIT Disasms

Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	ee3151531aa541ffadbd0b48dcc84b5b2d22812c
Compare	ce1477b5df9b378f1dfcbb9194aeed3932ecfc03
Diff	Diff
Configs	AOT:true, CompilationMode:wasm, RunKind:micro

Regressions in System.Memory.Constructors<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ArrayAsSpan - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.62 ns	5.64 ns	1.56	0.71	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Constructors<Byte>*'

System.Memory.Constructors<Byte>.ArrayAsSpan

ETL Files

Histogram

JIT Disasms

Docs

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

[radekdoulik]

the first regression is possibly dotnet/runtime#102570

the range is dotnet/runtime@f4c9264...bbcde65