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A landing place for auto-filed performance issues before they receive triage
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[Perf] Linux/x64: 16 Improvements on 7/4/2024 7:17:22 PM #37967

Open performanceautofiler[bot] opened 2 months ago

performanceautofiler[bot] commented 2 months ago

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline dd6840d5e579b4a8a77814f0b96e5ace56da4932
Compare 0dac63563156579c7b3027ee15a51f1f19e590c2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Improvements in System.Text.Json.Serialization.Tests.ReadJson<Int32>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
546.82 ns 278.98 ns 0.51 0.19 False
654.04 ns 362.49 ns 0.55 0.18 False
550.76 ns 285.76 ns 0.52 0.26 False
669.60 ns 352.39 ns 0.53 0.19 False
830.78 ns 553.18 ns 0.67 0.14 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.Text.Json.Serialization.Tests.ReadJson&lt;Int32&gt;*'
### System.Text.Json.Serialization.Tests.ReadJson<Int32>.DeserializeFromUtf8Bytes(Mode: SourceGen) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.ReadJson<Int32>.DeserializeFromString(Mode: Reflection) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.ReadJson<Int32>.DeserializeFromUtf8Bytes(Mode: Reflection) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.ReadJson<Int32>.DeserializeFromString(Mode: SourceGen) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.ReadJson<Int32>.DeserializeFromReader(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 dd6840d5e579b4a8a77814f0b96e5ace56da4932
Compare 64efe2654c8455e7591aa07e7e8505064f571fc4
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Improvements in System.Text.Json.Serialization.Tests.ReadJson<ClassRecord>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
3.54 μs 2.98 μs 0.84 0.09 False
2.63 μs 2.22 μs 0.84 0.10 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.ReadJson&lt;ClassRecord&gt;*'
### System.Text.Json.Serialization.Tests.ReadJson<ClassRecord>.DeserializeFromReader(Mode: SourceGen) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.ReadJson<ClassRecord>.DeserializeFromUtf8Bytes(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 dd6840d5e579b4a8a77814f0b96e5ace56da4932
Compare 64efe2654c8455e7591aa07e7e8505064f571fc4
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
8.48 μs 7.42 μs 0.88 0.19 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.ColdStartSerialization&lt;SimpleStructWithProperties&gt;*'
### System.Text.Json.Serialization.Tests.ColdStartSerialization<SimpleStructWithProperties>.NewJsonSerializerContext #### 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 dd6840d5e579b4a8a77814f0b96e5ace56da4932
Compare 64efe2654c8455e7591aa07e7e8505064f571fc4
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

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

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
1.08 μs 646.47 ns 0.60 0.16 False
1.17 μs 756.60 ns 0.65 0.12 False
1.03 μs 668.21 ns 0.65 0.15 False
1.43 μs 1.02 μs 0.71 0.09 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.Text.Json.Serialization.Tests.ReadJson&lt;Nullable&lt;DateTimeOffset&gt;&gt;*'
### System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromUtf8Bytes(Mode: SourceGen) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromString(Mode: SourceGen) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromUtf8Bytes(Mode: Reflection) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.ReadJson<Nullable<DateTimeOffset>>.DeserializeFromReader(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 dd6840d5e579b4a8a77814f0b96e5ace56da4932
Compare 64efe2654c8455e7591aa07e7e8505064f571fc4
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Improvements in System.Text.Json.Serialization.Tests.ReadJson<LoginViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
2.31 μs 1.91 μs 0.82 0.13 False
2.19 μs 1.85 μs 0.84 0.17 False
1.85 μs 1.49 μs 0.81 0.17 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.ReadJson&lt;LoginViewModel&gt;*'
### System.Text.Json.Serialization.Tests.ReadJson<LoginViewModel>.DeserializeFromString(Mode: Reflection) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.ReadJson<LoginViewModel>.DeserializeFromUtf8Bytes(Mode: Reflection) #### ETL Files #### Histogram #### JIT Disasms ### System.Text.Json.Serialization.Tests.ReadJson<LoginViewModel>.DeserializeFromUtf8Bytes(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 dd6840d5e579b4a8a77814f0b96e5ace56da4932
Compare 0dac63563156579c7b3027ee15a51f1f19e590c2
Diff Diff
Configs AOT:true, CompilationMode:wasm, RunKind:micro

Improvements in MicroBenchmarks.Serializers.Json_FromStream<LoginViewModel>

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
2.62 μs 2.15 μs 0.82 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 'MicroBenchmarks.Serializers.Json_FromStream&lt;LoginViewModel&gt;*'
### MicroBenchmarks.Serializers.Json_FromStream<LoginViewModel>.SystemTextJson_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)
lewing commented 2 months ago

improvement is probably https://github.com/dotnet/runtime/pull/104328 range is https://github.com/dotnet/runtime/compare/aa9e4d3caf14233694677858f38c545469cc373f...4071a312c407c52dd891f208de5c935d7869745a