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[Perf] Linux/x64: 7 Improvements on 8/12/2025 6:55:10 AM +00:00 #60790

@performanceautofiler

Description

@performanceautofiler

Run Information

Name Value
Architecture x64
OS ubuntu 22.04
Queue TigerUbuntu
Baseline f1874490fcf9ebaebff1ff5b9536742a286d145b
Compare 6ab05f23dfb81cba8bb1e79ce763a85b502441e2
Diff Diff
Configs CompilationMode:tiered, RunKind:micro

Improvements in System.Text.Encodings.Web.Tests.Perf_Encoders

Benchmark Baseline Test Test/Base Test Quality Edge Detector Baseline IR Compare IR IR Ratio
58.27 ns 53.25 ns 0.91 0.11 False
54.59 ns 46.71 ns 0.86 0.24 False
72.11 ns 53.34 ns 0.74 0.05 False
93.81 ns 74.37 ns 0.79 0.13 False
30.83 ns 25.36 ns 0.82 0.30 False
104.79 ns 88.74 ns 0.85 0.30 False
98.97 ns 66.24 ns 0.67 0.10 False

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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.Encodings.Web.Tests.Perf_Encoders*'

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: Url,�2020,512)

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JIT Disasms

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: UnsafeRelaxed,hello "there",512)

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JIT Disasms

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: JavaScript,&Hello+<World>!,16)

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Histogram

JIT Disasms

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: JavaScript,&Hello+<World>!,512)

ETL Files

Histogram

JIT Disasms

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: UnsafeRelaxed,hello "there",16)

ETL Files

Histogram

JIT Disasms

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: Url,&lorem ipsum=dolor sit amet,512)

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Histogram

JIT Disasms

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf16(arguments: Url,&lorem ipsum=dolor sit amet,16)

ETL Files

Histogram

JIT Disasms

Docs

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

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