Tenable Core Requirements
You can deploy Tenable Core + Tenable Nessus on any system that meets the following Tenable Core and Tenable Nessus environment requirements.
Note: Tenable does not recommend deploying multiple applications on a single instance of Tenable Core. If you want to deploy several applications on Tenable Core, deploy a unique instance for each application.
Disk space requirements are also displayed on the ISO download page: