Get thread dump for a running JAVA process?

Question

Java

Good afternoon.
There is a working JAVA process (tomcat) that seems to be stuck in production. I would like to know exactly where. How can I get the call stacks of all threads?
PS IDEA has a button for this:

Answer 1

jstack <PID>
jstack is a standard JDK utility located in $JDK_PATH/bin. The PID can be found in many ways, I usually do this with "ps -ef".