On Wed, 2008-03-26 at 13:58 -0700, Lombard, David N wrote: ... > > Can you point me at any docs that describe how best to implement snaps > > against a gfs lun? > > FYI, the NetApp "snapshot" capability is a result of their "WAFL" filesystem > <http://www.google.com/search?q=netapp+wafl>. Basically, they use a > copy-on-write mechanism that naturally maintains older versions of disk blocks. > > A fun feature is that the multiple snapshots of a file have the identical > inode value > fun as in 'May you live to see interesting times' kinda fun? Or really fun? ;) -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster
