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src/main/java/com/phonepe/mustang
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README.md
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pom.xml
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README.md

SetUp

Generate project template:

mvn archetype:generate 
	-DinteractiveMode=false 
	-DarchetypeGroupId=org.openjdk.jmh 
	-DarchetypeArtifactId=jmh-java-benchmark-archetype 
	-DgroupId=com.phonepe.mustang 
	-DartifactId=benchmarking 
	-Dversion=1.0.0-SNAPSHOT

Custom Logic

Add @Benchmark for such functions that need to be benchmarked. For more details ref : https://github.com/openjdk/jmh

Build & execute

Build the maven project. And run benchmarks.jar artefact.

java -jar benchmarks.jar

Execute select benchmarks

java -jar benchmarks.jar MustangSearchBenchmark

Profiling

Attach agent of a profiler of your choice and initiate the execution

Using async-profiler

java -agentpath:/<path-to-async-profiler-2.6-macos>/build/libasyncProfiler.so=start,event=cpu,file=profile.html -jar benchmarks.jar

Using YourKit

java -agentpath:/Applications/YourKit-Java-Profiler-2021.11.app/Contents/Resources/bin/mac/libyjpagent.dylib=delay=10000,listen=all -jar benchmarks.jar