[Perf] Windows/x64: 44 Regressions on 5/21/2024 3:15:28 PM

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.IndexerSet<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
SortedList - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	24.25 μs	26.37 μs	1.09	0.04	False
Dictionary - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.47 μs	3.73 μs	1.07	0.13	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.IndexerSet<Int32>*'

System.Collections.IndexerSet<Int32>.SortedList(Size: 512)

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System.Collections.IndexerSet<Int32>.Dictionary(Size: 512)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

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

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DotBenchmark - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.74 ns	10.91 ns	1.25	0.04	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Runtime.Intrinsics.Tests.Perf_Vector128Of<SByte>*'

System.Runtime.Intrinsics.Tests.Perf_Vector128Of<SByte>.DotBenchmark

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
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
ToLower - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	24.71 ns	28.76 ns	1.16	0.07	False
ToUpperInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	18.66 ns	24.84 ns	1.33	0.11	False
ToUpperInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.69 ns	5.13 ns	1.39	0.20	False
ToUpper - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	23.42 ns	28.24 ns	1.21	0.06	False
ToLowerInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.71 ns	5.65 ns	1.52	0.06	False
ToUpper - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.49 ns	9.66 ns	1.14	0.04	False
ToLower - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	24.95 ns	28.32 ns	1.14	0.08	False
Join_Enumerable - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	219.23 ns	241.41 ns	1.10	0.03	False
ToUpper - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	24.23 ns	28.19 ns	1.16	0.06	False
ToLowerInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	20.94 ns	24.64 ns	1.18	0.08	False
ToUpperInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	18.37 ns	25.62 ns	1.39	0.10	False
ToLower - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	41.74 ns	53.12 ns	1.27	0.07	True
ToLower - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	8.26 ns	9.77 ns	1.18	0.07	False
ToLowerInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	38.64 ns	49.38 ns	1.28	0.06	True
ToUpperInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	38.76 ns	49.70 ns	1.28	0.06	True
Replace_Char - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	17.43 ns	18.81 ns	1.08	0.09	False
ToLowerInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	20.92 ns	24.67 ns	1.18	0.12	False
ToUpper - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	40.11 ns	52.72 ns	1.31	0.10	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Tests.Perf_String*'

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

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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.ToLowerInvariant(s: "test")

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

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

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System.Tests.Perf_String.Join_Enumerable

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

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

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

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

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

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

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System.Tests.Perf_String.Replace_Char(text: "Hello", oldChar: 'l', newChar: '!')

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System.Tests.Perf_String.ToLowerInvariant(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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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.IO.Tests.Perf_StreamWriter

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
WriteCharArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	339.31 ms	404.30 ms	1.19	0.10	False
WritePartialCharArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	352.17 ms	423.33 ms	1.20	0.01	False
WriteString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	365.48 ms	399.65 ms	1.09	0.02	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Tests.Perf_StreamWriter*'

System.IO.Tests.Perf_StreamWriter.WriteCharArray(writeLength: 100)

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System.IO.Tests.Perf_StreamWriter.WritePartialCharArray(writeLength: 100)

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System.IO.Tests.Perf_StreamWriter.WriteString(writeLength: 100)

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Docs

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in PerfLabTests.LowLevelPerf

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
IntegerFormatting - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.04 ms	1.18 ms	1.14	0.04	False
InterfaceInterfaceMethodSwitchCallType - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	779.97 μs	873.55 μs	1.12	0.02	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'PerfLabTests.LowLevelPerf*'

PerfLabTests.LowLevelPerf.IntegerFormatting

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PerfLabTests.LowLevelPerf.InterfaceInterfaceMethodSwitchCallType

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in PerfLabTests.CastingPerf2.CastingPerf

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
FooObjIsDescendant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	287.18 μs	312.01 μs	1.09	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'PerfLabTests.CastingPerf2.CastingPerf*'

PerfLabTests.CastingPerf2.CastingPerf.FooObjIsDescendant

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.Tests.Perf_BitArray

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
BitArraySet - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.07 ns	7.87 ns	1.30	0.08	False
BitArrayNot - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.71 ns	13.71 ns	1.28	0.11	True
BitArraySet - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	842.98 ns	1.12 μs	1.33	0.03	False
BitArrayCopyToByteArray - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	104.09 ns	171.89 ns	1.65	0.00	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Tests.Perf_BitArray*'

System.Collections.Tests.Perf_BitArray.BitArraySet(Size: 4)

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System.Collections.Tests.Perf_BitArray.BitArrayNot(Size: 512)

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System.Collections.Tests.Perf_BitArray.BitArraySet(Size: 512)

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System.Collections.Tests.Perf_BitArray.BitArrayCopyToByteArray(Size: 512)

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

[performanceautofiler]

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in MicroBenchmarks.Serializers.Json_ToStream<Location>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
JsonNet_ - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	985.05 ns	1.08 μs	1.10	0.01	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'MicroBenchmarks.Serializers.Json_ToStream<Location>*'

MicroBenchmarks.Serializers.Json_ToStream<Location>.JsonNet_

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in Benchstone.MDBenchI.MDMulMatrix

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Test - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.18 secs	1.25 secs	1.06	0.00	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'Benchstone.MDBenchI.MDMulMatrix*'

Benchstone.MDBenchI.MDMulMatrix.Test

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.ContainsTrueComparer<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
SortedSet - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	18.88 μs	21.67 μs	1.15	0.02	False
FrozenSet - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	2.59 μs	2.79 μs	1.08	0.13	False
HashSet - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.55 μs	4.25 μs	1.20	0.11	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.ContainsTrueComparer<Int32>*'

System.Collections.ContainsTrueComparer<Int32>.SortedSet(Size: 512)

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System.Collections.ContainsTrueComparer<Int32>.FrozenSet(Size: 512)

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System.Collections.ContainsTrueComparer<Int32>.HashSet(Size: 512)

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Text.Json.Serialization.Tests.WriteJson<ArrayList>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
SerializeToWriter - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	5.01 μs	5.41 μs	1.08	0.00	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.WriteJson<ArrayList>*'

System.Text.Json.Serialization.Tests.WriteJson<ArrayList>.SerializeToWriter(Mode: SourceGen)

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Buffers.Tests.RentReturnArrayPoolTests<Object>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ProducerConsumer - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	924.54 ns	1.04 μs	1.13	0.41	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Tests.RentReturnArrayPoolTests<Object>*'

System.Buffers.Tests.RentReturnArrayPoolTests<Object>.ProducerConsumer(RentalSize: 4096, ManipulateArray: False, Async: False, UseSharedPool: True)

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
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	478.77 ns	1.91 μs	4.00	0.00	True
Append - Duration of single invocation ADX - Test Multi Config Graph	11.74 ns	30.02 ns	2.56	0.00	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.IO.Hashing.Tests.Crc32_AppendPerf*'

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

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System.IO.Hashing.Tests.Crc32_AppendPerf.Append(BufferSize: 16)

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Numerics.Tests.Perf_VectorOf<Int16>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DivideBenchmark - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	44.66 ns	49.33 ns	1.10	0.03	True
DivisionOperatorBenchmark - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	44.63 ns	49.33 ns	1.11	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_VectorOf<Int16>*'

System.Numerics.Tests.Perf_VectorOf<Int16>.DivideBenchmark

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System.Numerics.Tests.Perf_VectorOf<Int16>.DivisionOperatorBenchmark

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Memory.Span<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
EndsWith - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	4.14 ns	5.32 ns	1.29	0.15	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Span<Byte>*'

System.Memory.Span<Byte>.EndsWith(Size: 33)

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

---

Run Information

Name	Value
Architecture	x64
OS	Windows 10.0.22621
Queue	TigerWindows
Baseline	d269010181d99918832f991537dfd26f0d33b0b0
Compare	11ffb5c6181df36ff5887ed4f4a23e65abefc919
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Xml.Linq.Perf_XElementList

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
Enumerator - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	170.94 ns	182.54 ns	1.07	0.02	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
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Xml.Linq.Perf_XElementList*'

System.Xml.Linq.Perf_XElementList.Enumerator

ETL Files

Histogram

JIT Disasms

Docs

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