VM = The amount of virtual memory allocated to the process
Faults = The number of virtual memory page faults (when a VM page was requested that is not in the TLB/page table and needs to be loaded from main RAM).
NonP = Number of non-paged segments
Paged = Number of paged segments
Note: These are only rough guesses. You would do best to google for the documentation on the program and find out the exact description of everything.
I do know this - xenforo dropped the ball by not keeping the vbulletin reputation comments as a feature. The loss of the Reputation comments data when we switched to Xenforo really was the death knell for the site when it came to all the users that left. I know I missed it so much and I got way less interested in the site when that feature was gone and I run the site.
I'm on a page about incorrect corrections, and spent the better part of like two hours trying to get someone to understand that -5^2 = -25, not 25, and then that post had comments get reposted because that group is self sustaining, and that person was in turn trying to explain what I just explained to them. And I'm taking that as a victory