Summary
Visualvm is a recommended tool to create heap dumps when there is performance issues on UCMDB and Probe.
Question
Use Open JDK because Oracle offers the genuine jdk only as a licensed product since April 2019
(see https://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html).
Answer
Connect Visualvm to an UCMDB Probe, this steps are used to create heap dump files to troubleshoot performance issues.
Guide attached: