Hearthbeat (was: FS#4689 - Hot swap server with virtualmin)

One more question about setting up an hot swap server.
You wrote:
"you can get most of what you want by writing a script run from cron that does regular backups of all domains on the source system, including all features except home directories"
Exactly what must be copied, beside home directories, in order to have a working clone of my virtualmin server?
Thanks!

Status: 
Closed (fixed)