FlameGraph for Java - An Easy way to quickly create flamegraphs for Java.

Installation

npm install javaflamegraph

Usage

1. cd ./node_modules/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 <process id> - This will start profiling for the given process id. e.g. npm run start 1234

Dependency

This library depends on perl, shell, and jstack (Java SDK).These are already available on linux/mac.On windows you can use this package with cygwin.

Acknowledgements

Thanks to Brendan Gregg's FlameGraph

License

MIT © Saquib Khan