[Perf] Linux/arm64: 17 Regressions on 5/21/2024 3:15:28 PM

[performanceautofiler]

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	24562bcabefaea5e03c74d01e4df8fc7c112a13a
Compare	7d8d6acb59b23ba0b0b6e5d7213e797b6b514d66
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Tests.Perf_String

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Replace_String - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	64.33 ns	68.03 ns	1.06	0.00	False
ToLowerInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	21.42 ns	27.70 ns	1.29	0.22	False
ToLowerInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	21.08 ns	29.54 ns	1.40	0.19	False
ToLower - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	26.64 ns	34.29 ns	1.29	0.19	False
ToLower - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	25.58 ns	31.20 ns	1.22	0.21	False
ToUpperInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	42.21 ns	52.15 ns	1.24	0.04	False
ToUpperInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	21.56 ns	28.74 ns	1.33	0.28	False
ToUpperInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	21.13 ns	27.33 ns	1.29	0.20	False
ToUpper - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	26.44 ns	31.06 ns	1.17	0.17	False
ToUpper - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	49.03 ns	56.63 ns	1.16	0.02	False
ToLowerInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	44.00 ns	50.87 ns	1.16	0.01	False
ToUpper - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	26.90 ns	31.19 ns	1.16	0.14	False
Join_Enumerable - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	287.11 ns	307.98 ns	1.07	0.09	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.Tests.Perf_String*'

Details

System.Tests.Perf_String.Replace_String(text: "This is a very nice sentence", oldValue: "nice", newValue: "bad")

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System.Tests.Perf_String.ToLowerInvariant(s: "TEST")

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System.Tests.Perf_String.ToLowerInvariant(s: "TeSt")

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System.Tests.Perf_String.ToLower(s: "TEST")

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System.Tests.Perf_String.ToLower(s: "TeSt")

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System.Tests.Perf_String.ToUpperInvariant(s: "This is a much longer piece of text that might benefit more from vectorization.")

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System.Tests.Perf_String.ToUpperInvariant(s: "TeSt")

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System.Tests.Perf_String.ToUpperInvariant(s: "test")

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System.Tests.Perf_String.ToUpper(s: "TeSt")

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System.Tests.Perf_String.ToUpper(s: "This is a much longer piece of text that might benefit more from vectorization.")

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System.Tests.Perf_String.ToLowerInvariant(s: "This is a much longer piece of text that might benefit more from vectorization.")

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System.Tests.Perf_String.ToUpper(s: "test")

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System.Tests.Perf_String.Join_Enumerable

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Docs

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

---

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	24562bcabefaea5e03c74d01e4df8fc7c112a13a
Compare	7d8d6acb59b23ba0b0b6e5d7213e797b6b514d66
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.IO.Hashing.Tests.Crc32_AppendPerf

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Append - Duration of single invocation ADX - Test Multi Config Graph	515.04 ns	1.59 μs	3.09	0.00	False
Append - Duration of single invocation ADX - Test Multi Config Graph	21.82 ns	34.17 ns	1.57	0.03	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.Hashing.Tests.Crc32_AppendPerf*'

Details

System.IO.Hashing.Tests.Crc32_AppendPerf.Append(BufferSize: 10240)

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JIT Disasms

System.IO.Hashing.Tests.Crc32_AppendPerf.Append(BufferSize: 128)

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JIT Disasms

Docs

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

---

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	24562bcabefaea5e03c74d01e4df8fc7c112a13a
Compare	7d8d6acb59b23ba0b0b6e5d7213e797b6b514d66
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Linq.Tests.Perf_Enumerable

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Contains_ElementNotFound - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	206.19 ns	289.52 ns	1.40	0.16	False
Reverse - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	714.21 ns	878.42 ns	1.23	0.01	True

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.Linq.Tests.Perf_Enumerable*'

Details

System.Linq.Tests.Perf_Enumerable.Contains_ElementNotFound(input: IEnumerable)

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System.Linq.Tests.Perf_Enumerable.Reverse(input: IEnumerable)

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JIT Disasms

Docs

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