⌛ JMH Benchmark Sample

A sample repo for building Java and Kotlin benchmarks with JMH and publish the artifacts to GitHub Package Registry.

• 🏗️ Build & Run

$ ./mvnw clean verify
$ java --enable-preview -jar target/benchmarks.jar

# Get a list of supported formats
$ java --enable-preview -jar target/benchmarks.jar -lrf

# For JSON output
$ java --enable-preview -jar target/benchmarks.jar -rf json

• 🏃 Run with Async-Profiler

$ java --enable-preview -jar target/benchmarks.jar \
       -prof "async:libPath=/path/to/async-profiler-3.0/lib/libasyncProfiler.dylib;output=jfr;rawCommand=features=vtable"

• 🏃 Run with profiling (requires hsdis)

$ java --enable-preview -jar target/benchmarks.jar -prof perfasm

🎨 JMH Visualization

JMH Benchmarks Viz

🔖 Resources

• JMH Samples
• JMH Kotlin Archetype
• Kotlin Benchmarks
• Intellij JMH Plugin
• JMH Visualizer
• JMH Gradle Plugin
• JMH Gradle Report
• GitHub Action—Java with Maven

🛠️ Misc

# Maven and dependencies updates.
$ ./mvnw wrapper:wrapper -Dmaven=3.9.2
$ ./mvnw --version
$ ./mvnw clean versions:display-dependency-updates versions:display-plugin-updates versions:display-property-updates
$ ./mvnw help:evaluate -Dexpression=project.version -q -DforceStdout
$ ./mvnw pilot:pilot

©️ Credits

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• JMH Samples
• JCStress Samples