What is JMH and how do I use it for benchmarking in Java?

What is JMH and how do I use it for benchmarking in Java?

JMH stands for Java Microbenchmark Harness. It's a tool for benchmarking Java code, providing accurate and reliable results.

How do I set up JMH in my project?

You can set up JMH by adding the JMH dependency to your Maven or Gradle project. Would you like a code example?

Yes, please provide a Maven example.

Sure! Add this to your pom.xml: <dependency><groupId>org.openjdk.jmh</groupId><artifactId>jmh-core</artifactId><version>1.34</version></dependency>.

What are some best practices for writing benchmarks with JMH?

Some best practices include isolating the code you want to benchmark, using proper warm-up iterations, and avoiding dead code elimination.