[Perf] Linux/arm64: 14 Regressions on 1/6/2024 6:16:24 PM

[performanceautofiler[bot]]

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Text.Perf_Ascii

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ToUpperInPlace_Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Text.Perf_Ascii.ToUpperInPlace_Bytes(Size%3a%20128).html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	14.38 ns	17.30 ns	1.20	0.23	False
[ToUpperInPlace_Chars - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Text.Perf_Ascii.ToUpperInPlace_Chars(Size%3a%20128).html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	26.52 ns	29.22 ns	1.10	0.09	False
[EqualsIgnoreCase_DifferentCase_Chars - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Text.Perf_Ascii.EqualsIgnoreCase_DifferentCase_Chars(Size%3a%20128).html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	52.00 ns	57.25 ns	1.10	0.07	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.Text.Perf_Ascii*'

### Payloads [Baseline]() [Compare]() ### System.Text.Perf_Ascii.ToUpperInPlace_Bytes(Size: 128) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Perf_Ascii.ToUpperInPlace_Chars(Size: 128) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Perf_Ascii.EqualsIgnoreCase_DifferentCase_Chars(Size: 128) #### 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 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
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](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.IO.Hashing.Tests.Crc32_AppendPerf.Append(BufferSize%3a%2016).html>) 📈 - ADX Test Multi Config Graph	5.30 ns	6.66 ns	1.25	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*'

### Payloads [Baseline]() [Compare]() ### System.IO.Hashing.Tests.Crc32_AppendPerf.Append(BufferSize: 16) #### 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 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Tests.Perf_Decimal

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[Mod - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Tests.Perf_Decimal.Mod.html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	9.31 ns	10.98 ns	1.18	0.34	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_Decimal*'

### Payloads [Baseline]() [Compare]() ### System.Tests.Perf_Decimal.Mod #### 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 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.IO.Hashing.Tests.Crc64_GetCurrentHashPerf

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[GetCurrentHash - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.IO.Hashing.Tests.Crc64_GetCurrentHashPerf.GetCurrentHash.html>) 📈 - ADX Test Multi Config Graph	5.21 ns	6.78 ns	1.30	0.05	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.Crc64_GetCurrentHashPerf*'

### Payloads [Baseline]() [Compare]() ### System.IO.Hashing.Tests.Crc64_GetCurrentHashPerf.GetCurrentHash #### 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 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Collections.Sort<IntStruct>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[Array_Comparison - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Collections.Sort(IntStruct).Array_Comparison(Size%3a%20512).html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	14.71 μs	15.59 μs	1.06	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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Collections.Sort<IntStruct>*'

### Payloads [Baseline]() [Compare]() ### System.Collections.Sort<IntStruct>.Array_Comparison(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 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.IO.Hashing.Tests.Crc32_GetCurrentHashPerf

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[GetCurrentHash - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.IO.Hashing.Tests.Crc32_GetCurrentHashPerf.GetCurrentHash.html>) 📈 - ADX Test Multi Config Graph	5.11 ns	6.89 ns	1.35	0.31	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_GetCurrentHashPerf*'

### Payloads [Baseline]() [Compare]() ### System.IO.Hashing.Tests.Crc32_GetCurrentHashPerf.GetCurrentHash #### 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 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Tests.Perf_Array

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[Reverse - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Tests.Perf_Array.Reverse.html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	33.30 ns	52.49 ns	1.58	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_Array*'

### Payloads [Baseline]() [Compare]() ### System.Tests.Perf_Array.Reverse #### 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 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Buffers.Tests.SearchValuesByteTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[IndexOfAnyExcept - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Buffers.Tests.SearchValuesByteTests.IndexOfAnyExcept(Values%3a%20%22abcdefABCDEF0123456789%22).html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	17.49 ns	20.45 ns	1.17	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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Tests.SearchValuesByteTests*'

### Payloads [Baseline]() [Compare]() ### System.Buffers.Tests.SearchValuesByteTests.IndexOfAnyExcept(Values: "abcdefABCDEF0123456789") #### 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 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Buffers.Tests.SearchValuesCharTests

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[IndexOfAnyExcept - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Buffers.Tests.SearchValuesCharTests.IndexOfAnyExcept(Values%3a%20%22abcdefABCDEF0123456789%22).html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	25.47 ns	27.01 ns	1.06	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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Buffers.Tests.SearchValuesCharTests*'

### Payloads [Baseline]() [Compare]() ### System.Buffers.Tests.SearchValuesCharTests.IndexOfAnyExcept(Values: "abcdefABCDEF0123456789") #### 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 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in System.Memory.Span<Char>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[BinarySearch - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Memory.Span(Char).BinarySearch(Size%3a%2033).html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	8.56 ns	10.39 ns	1.21	0.04	False
[BinarySearch - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/System.Memory.Span(Char).BinarySearch(Size%3a%20512).html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	14.98 ns	16.76 ns	1.12	0.04	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.Span<Char>*'

### Payloads [Baseline]() [Compare]() ### System.Memory.Span<Char>.BinarySearch(Size: 33) #### ETL Files #### Histogram #### JIT Disasms ### System.Memory.Span<Char>.BinarySearch(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 20.04
Queue	AmpereUbuntu
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Regressions in MicroBenchmarks.Serializers.Xml_FromStream<MyEventsListerViewModel>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[XmlSerializer_ - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_ubuntu 20.04/MicroBenchmarks.Serializers.XmlFromStream(MyEventsListerViewModel).XmlSerializer.html>) 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	870.17 μs	1.15 ms	1.32	0.34	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 'MicroBenchmarks.Serializers.Xml_FromStream<MyEventsListerViewModel>*'

### Payloads [Baseline]() [Compare]() ### MicroBenchmarks.Serializers.Xml_FromStream<MyEventsListerViewModel>.XmlSerializer_ #### 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)

[EgorBo]

We suspect https://github.com/dotnet/runtime/pull/96526