On Sun, May 24, 2009 at 11:01 AM, Edward Ned Harvey <sola...@nedharvey.com> wrote: > I wonder if this is just something people design for and live with? Or if > perhaps there’s a better way to config my system, that somebody would care > to suggest? > > > > I have the following ZFS filesystems: > > /share > > /share/users > > /share/users/eharvey > > (and a bunch of others) > > > > I shared /share via Samba. I mounted it from my windows laptop, and I’m > browsing around working on stuff. I screw up some file, and I want to > restore from snapshot. > > · In netapp: > > o I would just type in “.snapshot” in any subdirectory to access the > snapshots for that directory > > · In zfs: > > o You go into the “.zfs” subdirectory, but you can’t do this from any old > subdirectory. The “.zfs” subdirectory only exists as the direct child of > the mountpoint. > > o I cannot restore my files by going to /share/.zfs because that > filesystem doesn’t contain “eharvey” … That is, /share/.zfs only contains > an empty subdirectory mountpoint “users” and the same is true for users. > The directory /share/users/.zfs only contains the empty subdirectory > “eharvey” > > o Given the above two points, the only correct way for me to access my > snapshots is precisely /share/users/eharvey/.zfs The only correct answer > is to browse to the hidden “.zfs” subdirectory of the deepest level > subdirectory mountpoint in the path. > > o If you’re on a terminal and you know what you’re doing, you can figure > out where the correct location is for the “.zfs” subdirectory. But if > you’re just browsing via CIFS, there’s no way to know. You have to guess > and check, starting with the deepest level and working your way upward until > you find it. > > > > Is this the same behavior you guys have? Are you doing something smarter in > your architecture than what I have done already? > > > > Thanks for your help… > I believe samba has shadow copy support when the backing filesystem is ZFS[1] Also, solaris cifs server has support for shadow copies since build 106[2] That is the way to go with CIFS if you're using Windows clients imho.
nacho [1] http://opensolaris.org/jive/thread.jspa?messageID=267579 [2] http://204.152.191.100/wiki/index.php/What%27s_New_With_Solaris_CIFS _______________________________________________ opensolaris-discuss mailing list opensolaris-discuss@opensolaris.org
