jstack
Prints Java thread stack traces for a Java process, core file, or remote debug server. This command is experimental and unsupported.
TLDR
Print Java stack traces for all threads in a Java process
$ jstack [java_pid]
Print mixed mode (Java/C++) stack traces for all threads in a Java process
$ jstack -m [java_pid]
Print stack traces from Java core dump
$ jstack [/usr/bin/java] [file.core]
