jhsdb — Attach to a Java process or launch a postmortem debugger to analyze the core dump from a crashed Jav

Print stack and locks information of a Java process

jhsdb jstack --pid {{pid}}

Open a core dump in interactive debug mode

jhsdb clhsdb --core {{path/to/core_dump}} --exe {{path/to/jdk_or_bin_or_java}}

Start a remote debug server

jhsdb debugd --pid {{pid}} --serverid {{optional_unique_id}}

Connect to a process in interactive debug mode

jhsdb clhsdb --pid {{pid}}