Java – JStack
When reviewing \ debugging a Java Application, one can try to use “JStack”.
JStack principally displays the StackTrace for each thread in an application.
Listed below are a few well-written coverages of this important tool.
- Fun with JStack
Link - How to take Thread Dumps from a JVM
Demoted On:- 2020-October-22nd
Link - JStack / Oracle
Link - Building a JStack Profiler
Link - What are good Java Profiling Tools?
Link
There are a couple of areas to keep in mind:
- On a Windows box running a 64-bit OS, you will not be able to “connect” to a 32-bit App running under WOW64. If you try to, you will get an error message similar to “Unable to attach to a 32-bit process running under WOW64”
Learning in the Open 
Hey i am actually trying to use the ATTACH API and am getting the error “unable to attach to 32-bit process running under wow64”. Is there a work-around for this?
Sorry I did not do any more research on a 64-bit.
It is a big to do for me — But, lately more work on Linux systems.
Thanks for posting.