[Perf] Linux/arm64: 49 Improvements on 5/22/2024 5:54:51 PM

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Buffers.Text.Tests.Utf8ParserTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[TryParseInt64 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value%3a%209223372036854775807).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	32.35 ns	29.82 ns	0.92	0.01	False
[TryParseUInt64 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt64(value%3a%2018446744073709551615).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	34.57 ns	30.88 ns	0.89	0.02	False

graph graph 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.Buffers.Text.Tests.Utf8ParserTests*'

### System.Buffers.Text.Tests.Utf8ParserTests.TryParseInt64(value: 9223372036854775807) #### ETL Files #### Histogram #### JIT Disasms ### System.Buffers.Text.Tests.Utf8ParserTests.TryParseUInt64(value: 18446744073709551615) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.Tests.Perf_PriorityQueue<Int32, Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[HeapSort - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.Tests.Perf_PriorityQueue(Int32%2c%20Int32).HeapSort(Size%3a%201000).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	70.98 μs	66.19 μs	0.93	0.03	False
[Dequeue_And_Enqueue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.Tests.Perf_PriorityQueue(Int32%2c%20Int32).Dequeue_And_Enqueue(Size%3a%20100).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	6.26 μs	5.15 μs	0.82	0.19	False
[Enumerate - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.Tests.Perf_PriorityQueue(Int32%2c%20Int32).Enumerate(Size%3a%20100).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	119.68 ns	104.21 ns	0.87	0.00	True

graph graph graph 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.Collections.Tests.Perf_PriorityQueue&lt;Int32, Int32&gt;*'

### System.Collections.Tests.Perf_PriorityQueue<Int32, Int32>.HeapSort(Size: 1000) #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.Tests.Perf_PriorityQueue<Int32, Int32>.Dequeue_And_Enqueue(Size: 100) #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.Tests.Perf_PriorityQueue<Int32, Int32>.Enumerate(Size: 100) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.ContainsFalse<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ImmutableHashSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.ContainsFalse(Int32).ImmutableHashSet(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	14.56 μs	12.17 μs	0.84	0.12	False

graph 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.Collections.ContainsFalse&lt;Int32&gt;*'

### System.Collections.ContainsFalse<Int32>.ImmutableHashSet(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22Sherlock%7cHolmes%7cWatson%7cIrene%7cAdler%7cJohn%7cBaker%22%2c%20Options%3a%20NonBacktracking).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	1.81 ms	1.69 ms	0.93	0.05	False

graph 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.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock*'

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock|Holmes|Watson|Irene|Adler|John|Baker", Options: NonBacktracking) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Memory.Span<Char>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[LastIndexOfValue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Span(Char).LastIndexOfValue(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	32.37 ns	29.87 ns	0.92	0.10	False
[SequenceCompareToDifferent - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Span(Char).SequenceCompareToDifferent(Size%3a%2033).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	6.50 ns	4.90 ns	0.75	0.40	False
[IndexOfValue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Span(Char).IndexOfValue(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	35.43 ns	29.17 ns	0.82	0.09	False

graph graph graph 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.Span&lt;Char&gt;*'

### System.Memory.Span<Char>.LastIndexOfValue(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Char>.SequenceCompareToDifferent(Size: 33) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Char>.IndexOfValue(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.TryGetValueTrue<Int32, Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ImmutableSortedDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.TryGetValueTrue(Int32%2c%20Int32).ImmutableSortedDictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	21.69 μs	19.42 μs	0.90	0.03	False
[ImmutableDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.TryGetValueTrue(Int32%2c%20Int32).ImmutableDictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	12.76 μs	11.72 μs	0.92	0.11	False

graph graph 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.Collections.TryGetValueTrue&lt;Int32, Int32&gt;*'

### System.Collections.TryGetValueTrue<Int32, Int32>.ImmutableSortedDictionary(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.TryGetValueTrue<Int32, Int32>.ImmutableDictionary(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Memory.ReadOnlySpan

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[IndexOfString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.ReadOnlySpan.IndexOfString(input%3a%20%22%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0%e3%81%a0.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	69.60 ns	57.43 ns	0.83	0.00	True
[IndexOfString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.ReadOnlySpan.IndexOfString(input%3a%20%22AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	69.68 ns	57.50 ns	0.83	0.00	True
[IndexOfString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.ReadOnlySpan.IndexOfString(input%3a%20%22AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAA%22%2c%20value%3a%20%22x%22%2c%20comparisonType%3a%20InvariantCultureIgno.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	273.06 ns	250.83 ns	0.92	0.01	False

graph graph 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.ReadOnlySpan*'

### System.Memory.ReadOnlySpan.IndexOfString(input: "だだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだxだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだだ", value: "x", comparisonType: Ordinal) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", value: "X", comparisonType: Ordinal) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.ReadOnlySpan.IndexOfString(input: "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAXAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", value: "x", comparisonType: InvariantCultureIgnoreCase) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.IterateForEach<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[FrozenSet - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.IterateForEach(Int32).FrozenSet(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	347.38 ns	261.34 ns	0.75	0.01	False
[List - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.IterateForEach(Int32).List(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	518.39 ns	432.45 ns	0.83	0.00	True
[Dictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.IterateForEach(Int32).Dictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	859.73 ns	773.68 ns	0.90	0.01	False

graph graph graph 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.Collections.IterateForEach&lt;Int32&gt;*'

### System.Collections.IterateForEach<Int32>.FrozenSet(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.IterateForEach<Int32>.List(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.IterateForEach<Int32>.Dictionary(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Memory.Span<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[IndexOfValue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Span(Byte).IndexOfValue(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	19.72 ns	17.15 ns	0.87	0.04	False
[SequenceCompareTo - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Span(Byte).SequenceCompareTo(Size%3a%204).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	7.33 ns	5.59 ns	0.76	0.18	False

graph graph 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.Span&lt;Byte&gt;*'

### System.Memory.Span<Byte>.IndexOfValue(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Byte>.SequenceCompareTo(Size: 4) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.TryGetValueFalse<Int32, Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ImmutableDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.TryGetValueFalse(Int32%2c%20Int32).ImmutableDictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	14.33 μs	9.29 μs	0.65	0.08	False

graph 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.Collections.TryGetValueFalse&lt;Int32, Int32&gt;*'

### System.Collections.TryGetValueFalse<Int32, Int32>.ImmutableDictionary(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.ContainsTrue<String>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[LinkedList - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.ContainsTrue(String).LinkedList(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	340.05 μs	298.82 μs	0.88	0.00	True
[Array - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.ContainsTrue(String).Array(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	350.45 μs	310.59 μs	0.89	0.02	False

graph graph 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.Collections.ContainsTrue&lt;String&gt;*'

### System.Collections.ContainsTrue<String>.LinkedList(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.ContainsTrue<String>.Array(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Memory.Span<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[SequenceCompareTo - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Span(Int32).SequenceCompareTo(Size%3a%204).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	8.32 ns	6.45 ns	0.77	0.25	False
[StartsWith - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Span(Int32).StartsWith(Size%3a%204).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	3.50 ns	1.94 ns	0.56	0.26	False
[IndexOfAnyFiveValues - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Span(Int32).IndexOfAnyFiveValues(Size%3a%204).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	12.01 ns	10.54 ns	0.88	0.16	False
[IndexOfValue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Span(Int32).IndexOfValue(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	65.05 ns	51.97 ns	0.80	0.00	True
[LastIndexOfValue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Span(Int32).LastIndexOfValue(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	63.81 ns	55.75 ns	0.87	0.00	True

graph graph graph graph graph 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.Span&lt;Int32&gt;*'

### System.Memory.Span<Int32>.SequenceCompareTo(Size: 4) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Int32>.StartsWith(Size: 4) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Int32>.IndexOfAnyFiveValues(Size: 4) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Int32>.IndexOfValue(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Int32>.LastIndexOfValue(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.ContainsKeyFalse<Int32, Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ImmutableDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.ContainsKeyFalse(Int32%2c%20Int32).ImmutableDictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	15.01 μs	9.92 μs	0.66	0.09	False
[Dictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.ContainsKeyFalse(Int32%2c%20Int32).Dictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	5.90 μs	4.30 μs	0.73	0.13	False

graph graph 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.Collections.ContainsKeyFalse&lt;Int32, Int32&gt;*'

### System.Collections.ContainsKeyFalse<Int32, Int32>.ImmutableDictionary(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.ContainsKeyFalse<Int32, Int32>.Dictionary(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Linq.Tests.Perf_Enumerable

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[Where - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Linq.Tests.Perf_Enumerable.Where(input%3a%20List).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	482.91 ns	429.68 ns	0.89	0.03	False
[WhereSelect - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Linq.Tests.Perf_Enumerable.WhereSelect(input%3a%20Array).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	373.48 ns	339.66 ns	0.91	0.28	False

graph graph 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*'

### System.Linq.Tests.Perf_Enumerable.Where(input: List) #### ETL Files #### Histogram #### JIT Disasms ### System.Linq.Tests.Perf_Enumerable.WhereSelect(input: Array) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Tests.Perf_Random

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ctor_seeded - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Tests.Perf_Random.ctor_seeded.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	594.08 ns	534.02 ns	0.90	0.01	False

graph 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_Random*'

### System.Tests.Perf_Random.ctor_seeded #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Globalization.Tests.StringEquality

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[Compare_Same - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Globalization.Tests.StringEquality.Compare_Same(Count%3a%201024%2c%20Options%3a%20(en-US%2c%20OrdinalIgnoreCase)).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	1.72 μs	1.38 μs	0.80	0.00	True
[Compare_Same_Upper - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Globalization.Tests.StringEquality.Compare_Same_Upper(Count%3a%201024%2c%20Options%3a%20(en-US%2c%20Ordinal)).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	22.44 ns	20.84 ns	0.93	0.02	False
[Compare_Same_Upper - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Globalization.Tests.StringEquality.Compare_Same_Upper(Count%3a%201024%2c%20Options%3a%20(en-US%2c%20OrdinalIgnoreCase)).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	2.14 μs	1.78 μs	0.83	0.01	False

graph graph graph 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.Globalization.Tests.StringEquality*'

### System.Globalization.Tests.StringEquality.Compare_Same(Count: 1024, Options: (en-US, OrdinalIgnoreCase)) #### ETL Files #### Histogram #### JIT Disasms ### System.Globalization.Tests.StringEquality.Compare_Same_Upper(Count: 1024, Options: (en-US, Ordinal)) #### ETL Files #### Histogram #### JIT Disasms ### System.Globalization.Tests.StringEquality.Compare_Same_Upper(Count: 1024, Options: (en-US, OrdinalIgnoreCase)) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.ContainsKeyTrue<Int32, Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ImmutableDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.ContainsKeyTrue(Int32%2c%20Int32).ImmutableDictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	12.94 μs	10.67 μs	0.82	0.16	False
[ImmutableSortedDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.ContainsKeyTrue(Int32%2c%20Int32).ImmutableSortedDictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	22.26 μs	19.03 μs	0.85	0.01	False

graph graph 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.Collections.ContainsKeyTrue&lt;Int32, Int32&gt;*'

### System.Collections.ContainsKeyTrue<Int32, Int32>.ImmutableDictionary(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.ContainsKeyTrue<Int32, Int32>.ImmutableSortedDictionary(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Globalization.Tests.StringSearch

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[LastIndexOf_Word_NotFound - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options%3a%20(en-US%2c%20OrdinalIgnoreCase%2c%20False)).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	915.57 ns	813.31 ns	0.89	0.00	True

graph 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.Globalization.Tests.StringSearch*'

### System.Globalization.Tests.StringSearch.LastIndexOf_Word_NotFound(Options: (en-US, OrdinalIgnoreCase, False)) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in PerfLabTests.LowLevelPerf

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ForeachOverList100Elements - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/PerfLabTests.LowLevelPerf.ForeachOverList100Elements.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	10.08 ms	8.43 ms	0.84	0.00	True

graph 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 'PerfLabTests.LowLevelPerf*'

### PerfLabTests.LowLevelPerf.ForeachOverList100Elements #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in Benchstone.BenchI.BenchE

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[Test - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/Benchstone.BenchI.BenchE.Test.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	859.18 ms	711.67 ms	0.83	0.01	False

graph 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 'Benchstone.BenchI.BenchE*'

### Benchstone.BenchI.BenchE.Test #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.CtorFromCollection<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ImmutableDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.CtorFromCollection(Int32).ImmutableDictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	97.10 μs	86.24 μs	0.89	0.21	False

graph 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.Collections.CtorFromCollection&lt;Int32&gt;*'

### System.Collections.CtorFromCollection<Int32>.ImmutableDictionary(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.TryGetValueTrue<String, String>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ImmutableDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Collections.TryGetValueTrue(String%2c%20String).ImmutableDictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	32.77 μs	29.66 μs	0.91	0.10	False

graph 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.Collections.TryGetValueTrue&lt;String, String&gt;*'

### System.Collections.TryGetValueTrue<String, String>.ImmutableDictionary(Size: 512) #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in Struct.SpanWrapper

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[WrapperSum - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/Struct.SpanWrapper.WrapperSum.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	10.02 μs	6.85 μs	0.68	0.00	True

graph 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 'Struct.SpanWrapper*'

### Struct.SpanWrapper.WrapperSum #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Memory.Constructors<String>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ReadOnlyMemoryFromArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/System.Memory.Constructors(String).ReadOnlyMemoryFromArray.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	4.92 ns	3.86 ns	0.78	0.20	False

graph 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&lt;String&gt;*'

### System.Memory.Constructors<String>.ReadOnlyMemoryFromArray #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in Struct.FilteredSpanEnumerator

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[Sum - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/Struct.FilteredSpanEnumerator.Sum.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	10.03 μs	8.47 μs	0.84	0.00	True

graph 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 'Struct.FilteredSpanEnumerator*'

### Struct.FilteredSpanEnumerator.Sum #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	153a94b88d77cfe133682e05191bc41914af6b21
Compare	a17b872de7639a8b3182390b9ac54cb913b62bd1
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in Benchstone.BenchI.BubbleSort2

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[Test - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 22.04/Benchstone.BenchI.BubbleSort2.Test.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	40.19 ms	32.06 ms	0.80	0.02	False

graph 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 'Benchstone.BenchI.BubbleSort2*'

### Benchstone.BenchI.BubbleSort2.Test #### ETL Files #### Histogram #### JIT Disasms ### Docs [Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md) [Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

dotnet / perf-autofiling-issues