rsync -arvpz avz --numeric-ids --exclude=/dev --exclude=/proc --exclude=/tmp -e ssh root@a.b.c.d:/ /vz/private/123/

(Comment'''Advantage: I think one ''' Your system doesn't really go down. {{Note|You should add the "-H" option, so hardlinks will be preserved during sync. --[[Special:Contributions/194.95.66.21|194.95.66.21]] 12:05, 8 September 2011 (UTC))}}