Btrace cheat sheet

Btrace is a not very popular and powerful tool to debug class at runtime.

The plugin must be installed to run it from visualvm:

Second button to execute it:

Copy the script to be executed thru btrace :

See the results:

It can be executed through command line as well:

btrace <pid> <btrace-script>

$ ./btrace -v -p 2020 -d ./dump/ 64834 TracingScript.java 


More info:

1. https://github.com/btraceio/btrace
2. https://dzone.com/articles/btrace-hidden-gem-java
3. https://www.zcfy.cc/original/btrace-wiki-userguide-mdash-project-kenai