On 12/24/2014 06:44 AM, Michael Di Domenico wrote: > On Tue, Dec 23, 2014 at 6:43 PM, Christopher Samuel > <[email protected]> wrote: >> On 24/12/14 05:35, Michael Di Domenico wrote: >> >>> I've always shied away from gpfs/lustre on /home and favoured netapp's >>> for one simple reason. snapshots. i can't tell you home many times >>> people have "accidentally" deleted a file. >> >> We use GPFS snapshots for our project areas already, for just that >> reason. :-) > > Hmmm, i haven't followed GPFS all that much since probably 2005'ish, > is snapshots in it fairly new? I don't recall them being there way > back then. Perhaps a re-evaluation is in order...
They've been supported at least since v3, not sure about before though. One caution is that deleting snapshots is very metadata-intensive, so if you have lots of files you'll want to consider placing your metadata on fast storage (although probably you'll want to consider it regardless of snapshots). Skylar _______________________________________________ Beowulf mailing list, [email protected] sponsored by Penguin Computing To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
