> > Every hour on multi terrabyte systems using rsync. In the > Linux Hacks book, one of the hacks goes over using rsync to > do snapshots to another system. My NAS are configured to do > hourly, daily and weekly snapshots to another NAS. Way > cheaper than tapes, and much faster to restore in an emergency. Poor man's method would be the rsnapshot tool in dag's repository. Relatively easy to do hourly snapshots with rsync from a single config file. alex