[Perf] Linux/x64: 36 Improvements on 6/13/2024 3:07:36 PM

Run Information

Name	Value
Architecture	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	88a9f21ea3e571d50e0471b64343015b0f36abf4
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Buffers.Tests.NonStandardArrayPoolTests<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[RentNoReturn - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.NonStandardArrayPoolTests(Byte).RentNoReturn(RentalSize%3a%2064%2c%20UseSharedPool%3a%20True).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	14.64 ns	9.92 ns	0.68	0.17	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.Buffers.Tests.NonStandardArrayPoolTests&lt;Byte&gt;*'

### System.Buffers.Tests.NonStandardArrayPoolTests<Byte>.RentNoReturn(RentalSize: 64, UseSharedPool: True) #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	07d363739f74477b854be3614ee063d6e94bbf90
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in Microsoft.Extensions.Logging.ScopesOverheadBenchmark

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[FilteredByLevel - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/Microsoft.Extensions.Logging.ScopesOverheadBenchmark.FilteredByLevel(HasISupportLoggingScopeLogger%3a%20True%2c%20CaptureScopes%3a%20False).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	5.20 ns	3.86 ns	0.74	0.07	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 'Microsoft.Extensions.Logging.ScopesOverheadBenchmark*'

### Microsoft.Extensions.Logging.ScopesOverheadBenchmark.FilteredByLevel(HasISupportLoggingScopeLogger: True, CaptureScopes: 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	88a9f21ea3e571d50e0471b64343015b0f36abf4
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Tests.Perf_UInt16

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[Parse - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Tests.Perf_UInt16.Parse(value%3a%20%220%22).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	8.44 ns	7.14 ns	0.85	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.Tests.Perf_UInt16*'

### System.Tests.Perf_UInt16.Parse(value: "0") #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	671c6b0b577d054f03a7ef6e038f7f9ee5d04561
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.Concurrent.IsEmpty<Int32>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[Bag - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Collections.Concurrent.IsEmpty(Int32).Bag(Size%3a%200).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	10.85 ns	4.38 ns	0.40	0.40	True
[Bag - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Collections.Concurrent.IsEmpty(Int32).Bag(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	8.42 ns	3.87 ns	0.46	0.37	True

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.Concurrent.IsEmpty&lt;Int32&gt;*'

### System.Collections.Concurrent.IsEmpty<Int32>.Bag(Size: 0) #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.Concurrent.IsEmpty<Int32>.Bag(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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	671c6b0b577d054f03a7ef6e038f7f9ee5d04561
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Formats.Tar.Tests.Perf_TarWriter

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[V7TarEntry_WriteEntry_Async - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Formats.Tar.Tests.Perf_TarWriter.V7TarEntry_WriteEntry_Async.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	315.83 ns	286.45 ns	0.91	0.10	False
[GnuTarEntry_WriteEntry_Async - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Formats.Tar.Tests.Perf_TarWriter.GnuTarEntry_WriteEntry_Async.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	392.33 ns	360.90 ns	0.92	0.10	False
[UstarTarEntry_WriteEntry_Async - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Formats.Tar.Tests.Perf_TarWriter.UstarTarEntry_WriteEntry_Async.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	335.67 ns	299.07 ns	0.89	0.12	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.Formats.Tar.Tests.Perf_TarWriter*'

### System.Formats.Tar.Tests.Perf_TarWriter.V7TarEntry_WriteEntry_Async #### ETL Files #### Histogram #### JIT Disasms ### System.Formats.Tar.Tests.Perf_TarWriter.GnuTarEntry_WriteEntry_Async #### ETL Files #### Histogram #### JIT Disasms ### System.Formats.Tar.Tests.Perf_TarWriter.UstarTarEntry_WriteEntry_Async #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	f6dc71b611c6f725a626f52d3811ce6ad7e68ee1
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Text.Json.Node.Tests.Perf_ParseThenWrite

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ParseThenWrite - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented%3a%20False%2c%20TestCase%3a%20HelloWorld).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	386.69 ns	361.32 ns	0.93	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.Text.Json.Node.Tests.Perf_ParseThenWrite*'

### System.Text.Json.Node.Tests.Perf_ParseThenWrite.ParseThenWrite(IsDataIndented: False, TestCase: HelloWorld) #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	c95d3b8ae6cd75c5e82026c08ccfe03c3b8d0efa
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Buffers.Tests.RentReturnArrayPoolTests<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[MultipleSerial - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.RentReturnArrayPoolTests(Byte).MultipleSerial(RentalSize%3a%204096%2c%20ManipulateArray%3a%20False%2c%20Async%3a%20False%2c%20UseSharedPool%3a%20True).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	412.68 ns	358.66 ns	0.87	0.14	False
[MultipleSerial - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.RentReturnArrayPoolTests(Byte).MultipleSerial(RentalSize%3a%204096%2c%20ManipulateArray%3a%20False%2c%20Async%3a%20True%2c%20UseSharedPool%3a%20True).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	608.17 ns	553.87 ns	0.91	0.03	False
[SingleParallel - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.RentReturnArrayPoolTests(Byte).SingleParallel(RentalSize%3a%204096%2c%20ManipulateArray%3a%20False%2c%20Async%3a%20False%2c%20UseSharedPool%3a%20True).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	43.00 ns	25.27 ns	0.59	0.18	False
[SingleSerial - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.RentReturnArrayPoolTests(Byte).SingleSerial(RentalSize%3a%204096%2c%20ManipulateArray%3a%20False%2c%20Async%3a%20False%2c%20UseSharedPool%3a%20True).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	20.57 ns	10.63 ns	0.52	0.28	False

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.Buffers.Tests.RentReturnArrayPoolTests&lt;Byte&gt;*'

### System.Buffers.Tests.RentReturnArrayPoolTests<Byte>.MultipleSerial(RentalSize: 4096, ManipulateArray: False, Async: False, UseSharedPool: True) #### ETL Files #### Histogram #### JIT Disasms ### System.Buffers.Tests.RentReturnArrayPoolTests<Byte>.MultipleSerial(RentalSize: 4096, ManipulateArray: False, Async: True, UseSharedPool: True) #### ETL Files #### Histogram #### JIT Disasms ### System.Buffers.Tests.RentReturnArrayPoolTests<Byte>.SingleParallel(RentalSize: 4096, ManipulateArray: False, Async: False, UseSharedPool: True) #### ETL Files #### Histogram #### JIT Disasms ### System.Buffers.Tests.RentReturnArrayPoolTests<Byte>.SingleSerial(RentalSize: 4096, ManipulateArray: False, Async: False, UseSharedPool: True) #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	88a9f21ea3e571d50e0471b64343015b0f36abf4
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[FixedTimeEquals_256Bit_CascadingErrors - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_CascadingErrors.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	104.33 ns	91.56 ns	0.88	0.02	False
[FixedTimeEquals_256Bit_AllBitsDifferent - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_AllBitsDifferent.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	104.04 ns	90.77 ns	0.87	0.02	False
[FixedTimeEquals_256Bit_Equal - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_Equal.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	104.31 ns	90.85 ns	0.87	0.03	False
[FixedTimeEquals_256Bit_VersusZero - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_VersusZero.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	104.11 ns	91.91 ns	0.88	0.03	False
[FixedTimeEquals_256Bit_SameReference - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_SameReference.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	104.63 ns	90.45 ns	0.86	0.05	False

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.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals*'

### System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_CascadingErrors #### ETL Files #### Histogram #### JIT Disasms ### System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_AllBitsDifferent #### ETL Files #### Histogram #### JIT Disasms ### System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_Equal #### ETL Files #### Histogram #### JIT Disasms ### System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_VersusZero #### ETL Files #### Histogram #### JIT Disasms ### System.Security.Cryptography.Primitives.Tests.Performance.Perf_FixedTimeEquals.FixedTimeEquals_256Bit_SameReference #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	c95d3b8ae6cd75c5e82026c08ccfe03c3b8d0efa
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
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
[EmptyStaticFunction5Arg - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/PerfLabTests.LowLevelPerf.EmptyStaticFunction5Arg.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	1.28 ms	1.04 ms	0.81	0.04	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 'PerfLabTests.LowLevelPerf*'

### PerfLabTests.LowLevelPerf.EmptyStaticFunction5Arg #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	07d363739f74477b854be3614ee063d6e94bbf90
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.CtorDefaultSize<String>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[List - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Collections.CtorDefaultSize(String).List.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	11.65 ns	9.67 ns	0.83	0.32	False
[Stack - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Collections.CtorDefaultSize(String).Stack.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	12.19 ns	10.06 ns	0.83	0.35	False
[Queue - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Collections.CtorDefaultSize(String).Queue.html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	12.90 ns	10.96 ns	0.85	0.38	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.CtorDefaultSize&lt;String&gt;*'

### System.Collections.CtorDefaultSize<String>.List #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.CtorDefaultSize<String>.Stack #### ETL Files #### Histogram #### JIT Disasms ### System.Collections.CtorDefaultSize<String>.Queue #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	16a38c14d19fb9b4cf431d19ea682824e1e2f297
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
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
[ImmutableSortedDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Collections.ContainsKeyFalse(Int32%2c%20Int32).ImmutableSortedDictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	21.18 μs	16.67 μs	0.79	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 'System.Collections.ContainsKeyFalse&lt;Int32, Int32&gt;*'

### System.Collections.ContainsKeyFalse<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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	f6dc71b611c6f725a626f52d3811ce6ad7e68ee1
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Text.Json.Serialization.Tests.WriteJson<Nullable<DateTimeOffset>>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[SerializeToUtf8Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.Json.Serialization.Tests.WriteJson(Nullable(DateTimeOffset)).SerializeToUtf8Bytes(Mode%3a%20SourceGen).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	109.32 ns	100.68 ns	0.92	0.09	False
[SerializeToString - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.Json.Serialization.Tests.WriteJson(Nullable(DateTimeOffset)).SerializeToString(Mode%3a%20Reflection).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	133.57 ns	125.58 ns	0.94	0.11	False
[SerializeToUtf8Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.Json.Serialization.Tests.WriteJson(Nullable(DateTimeOffset)).SerializeToUtf8Bytes(Mode%3a%20Reflection).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	108.58 ns	100.89 ns	0.93	0.12	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.Text.Json.Serialization.Tests.WriteJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;*'

### System.Text.Json.Serialization.Tests.WriteJson<Nullable<DateTimeOffset>>.SerializeToUtf8Bytes(Mode: SourceGen) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.WriteJson<Nullable<DateTimeOffset>>.SerializeToString(Mode: Reflection) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.WriteJson<Nullable<DateTimeOffset>>.SerializeToUtf8Bytes(Mode: Reflection) #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	88a9f21ea3e571d50e0471b64343015b0f36abf4
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Text.Json.Serialization.Tests.WriteJson<SimpleStructWithProperties>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[SerializeToUtf8Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.Json.Serialization.Tests.WriteJson(SimpleStructWithProperties).SerializeToUtf8Bytes(Mode%3a%20Reflection).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	154.27 ns	138.88 ns	0.90	0.17	False
[SerializeToUtf8Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.Json.Serialization.Tests.WriteJson(SimpleStructWithProperties).SerializeToUtf8Bytes(Mode%3a%20SourceGen).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	125.18 ns	113.24 ns	0.90	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.Text.Json.Serialization.Tests.WriteJson&lt;SimpleStructWithProperties&gt;*'

### System.Text.Json.Serialization.Tests.WriteJson<SimpleStructWithProperties>.SerializeToUtf8Bytes(Mode: Reflection) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.WriteJson<SimpleStructWithProperties>.SerializeToUtf8Bytes(Mode: SourceGen) #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	c897ce62f21b061f8a53f6629fea97526cbb09a8
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

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

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
[MultipleSerial - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.RentReturnArrayPoolTests(Object).MultipleSerial(RentalSize%3a%204096%2c%20ManipulateArray%3a%20False%2c%20Async%3a%20False%2c%20UseSharedPool%3a%20True).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	422.80 ns	355.70 ns	0.84	0.22	False
[SingleParallel - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.RentReturnArrayPoolTests(Object).SingleParallel(RentalSize%3a%204096%2c%20ManipulateArray%3a%20False%2c%20Async%3a%20False%2c%20UseSharedPool%3a%20True).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	45.49 ns	28.54 ns	0.63	0.18	False
[MultipleSerial - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.RentReturnArrayPoolTests(Object).MultipleSerial(RentalSize%3a%204096%2c%20ManipulateArray%3a%20False%2c%20Async%3a%20True%2c%20UseSharedPool%3a%20True).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	628.83 ns	568.77 ns	0.90	0.01	False
[SingleSerial - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.RentReturnArrayPoolTests(Object).SingleSerial(RentalSize%3a%204096%2c%20ManipulateArray%3a%20False%2c%20Async%3a%20False%2c%20UseSharedPool%3a%20True).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	19.69 ns	11.22 ns	0.57	0.26	False
[SingleParallel - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Buffers.Tests.RentReturnArrayPoolTests(Object).SingleParallel(RentalSize%3a%204096%2c%20ManipulateArray%3a%20True%2c%20Async%3a%20True%2c%20UseSharedPool%3a%20True).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	4.82 μs	4.11 μs	0.85	0.20	False

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.Buffers.Tests.RentReturnArrayPoolTests&lt;Object&gt;*'

### System.Buffers.Tests.RentReturnArrayPoolTests<Object>.MultipleSerial(RentalSize: 4096, ManipulateArray: False, Async: False, UseSharedPool: True) #### ETL Files #### Histogram #### JIT Disasms ### System.Buffers.Tests.RentReturnArrayPoolTests<Object>.SingleParallel(RentalSize: 4096, ManipulateArray: False, Async: False, UseSharedPool: True) #### ETL Files #### Histogram #### JIT Disasms ### System.Buffers.Tests.RentReturnArrayPoolTests<Object>.MultipleSerial(RentalSize: 4096, ManipulateArray: False, Async: True, UseSharedPool: True) #### ETL Files #### Histogram #### JIT Disasms ### System.Buffers.Tests.RentReturnArrayPoolTests<Object>.SingleSerial(RentalSize: 4096, ManipulateArray: False, Async: False, UseSharedPool: True) #### ETL Files #### Histogram #### JIT Disasms ### System.Buffers.Tests.RentReturnArrayPoolTests<Object>.SingleParallel(RentalSize: 4096, ManipulateArray: True, Async: True, UseSharedPool: True) #### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	c897ce62f21b061f8a53f6629fea97526cbb09a8
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
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
[ImmutableSortedDictionary - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Collections.ContainsKeyTrue(Int32%2c%20Int32).ImmutableSortedDictionary(Size%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	18.37 μs	13.06 μs	0.71	0.03	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.ContainsKeyTrue&lt;Int32, Int32&gt;*'

### 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	16a38c14d19fb9b4cf431d19ea682824e1e2f297
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Collections.Tests.Add_Remove_SteadyState<String>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[ConcurrentBag - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Collections.Tests.Add_Remove_SteadyState(String).ConcurrentBag(Count%3a%20512).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	37.57 ns	28.18 ns	0.75	0.38	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.Tests.Add_Remove_SteadyState&lt;String&gt;*'

### System.Collections.Tests.Add_Remove_SteadyState<String>.ConcurrentBag(Count: 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	x64
OS	ubuntu 22.04
Queue	TigerUbuntu
Baseline	88a9f21ea3e571d50e0471b64343015b0f36abf4
Compare	d7ae8c61f0937df4dcffe88ba96eae65fa523a78
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Text.Json.Serialization.Tests.WriteJson<StructRecord>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
[SerializeToUtf8Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_x64_ubuntu 22.04/System.Text.Json.Serialization.Tests.WriteJson(StructRecord).SerializeToUtf8Bytes(Mode%3a%20SourceGen).html>) 📝 - Benchmark Source ADX - Test Multi Config Graph	204.36 ns	191.33 ns	0.94	0.03	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.Json.Serialization.Tests.WriteJson&lt;StructRecord&gt;*'

### System.Text.Json.Serialization.Tests.WriteJson<StructRecord>.SerializeToUtf8Bytes(Mode: SourceGen) #### 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