How to get Java profiling dump for creating flame graphs on the mac?

Question

I\'d like to collect stacktraces from my Java app for creating CPU Flame Graphs for profiling.

This is very similar to this question: How to get complete stack dump from

Answer 1

Try this: https://github.com/saquibkhan/javaFlameGraph

Installation

npm install javaflamegraph

Usage

1. cd javaflamegraph
2. npm start - This will wait till it detects a process with name 'Java'. Can be best best used to start profiling at program startup.
3. npm run start - This will start profiling for the given process id. e.g. npm run start 1234