[Perf] Linux/arm64: 7 Improvements on 5/30/2025 10:02:56 PM +00:00

[performanceautofiler]

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	64e1ef0d312addd173db0aaeb49faa263aabc664
Compare	c048ff05d9c21d83c71a85ed7bb42c96acb84bd4
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DeserializeFromStream - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.27 μs	11.41 μs	0.93	0.01	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.08 μs	10.09 μs	0.91	0.00	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.88 μs	12.84 μs	0.93	0.07	False
DeserializeFromString - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.63 μs	10.76 μs	0.93	0.00	False
DeserializeFromReader - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.89 μs	12.84 μs	0.92	0.00	False
DeserializeFromUtf8Bytes - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	10.98 μs	10.18 μs	0.93	0.00	False
DeserializeFromStream - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.18 μs	11.27 μs	0.93	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
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>*'

System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>.DeserializeFromStream(Mode: SourceGen)

ETL Files

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JIT Disasms

System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>.DeserializeFromUtf8Bytes(Mode: Reflection)

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System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>.DeserializeFromReader(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>.DeserializeFromString(Mode: SourceGen)

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System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>.DeserializeFromReader(Mode: Reflection)

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JIT Disasms

System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>.DeserializeFromUtf8Bytes(Mode: SourceGen)

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Histogram

JIT Disasms

System.Text.Json.Serialization.Tests.ReadJson<HashSet<String>>.DeserializeFromStream(Mode: Reflection)

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Histogram

JIT Disasms

Docs

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