Hardware requirements are outlined by version in the software requirements link.
IBM Z® OMEGAMON® for JVM auto-detects all online Java® Virtual Machines on z/OS, providing resource details of your entire Java deployment on z/OS. View all Application Programming Interface (API) requests processed within IBM z/OS Connect Enterprise Edition, monitor throughput, error codes, payload size and details on the service provider (System of Record). Utilize product provided alerts to quickly identify Java-related performance issues and take corrective actions before the problem impacts the business. Integration with other products within the OMEGAMON family delivers seamless z/OS management capabilities.