How to Use the Apache Tomcat Wizard in Nagios XI

Nagios XI includes an Apache Tomcat wizard that enables you to easily connect via JMX and quickly configure monitoring of JVM heap/GC, thread counts, request throughput and processing time, active sessions, and connector status.

You can also refer to this documentation for full details:

Here is a direct link to the PDF as well:

How to Monitor Apache Tomcat With Nagios XI.pdf