Hi Moinak, Didn't work :-( bash-3.00# zfs rollback -r test at complete bash-3.00# ls -l /test/testfs/1/test -rw-r--r-- 1 root root 0 Jul 1 04:40 /test/testfs/1/test
Best Regards, Madhan Kumar Moinak Ghosh wrote: > On Tue, Jul 1, 2008 at 4:34 PM, <Madhan.Balasubramanian at sun.com> wrote: > >> Hi, >> >> I am having difficulty understanding ZFS rollback option. >> I'll illustrate it with an example: >> >> 1.) I have created 2 FS with the following structure: >> >> bash-3.00# zfs list >> NAME USED AVAIL REFER MOUNTPOINT >> test 137K 19.6G 26.5K /test >> test/testfs 50K 19.6G 25.5K /test/testfs >> test/testfs/1 24.5K 19.6G 24.5K /test/testfs/1 >> >> >> 2.) I take a snapshot of the complete pool: >> >> bash-3.00# zfs snapshot -r test at complete >> >> 3.) Now I touch a file to differentitate between the snapshot and current >> state of the FS. >> >> bash-3.00# touch /test/testfs/1/test >> >> 4.) I rollback to the snapshot: >> >> bash-3.00# zfs rollback test at complete >> bash-3.00# zfs list >> NAME USED AVAIL REFER MOUNTPOINT >> test 205K 19.6G 26.5K /test >> test at complete 0 - 26.5K - >> test/testfs 94K 19.6G 25.5K /test/testfs >> test/testfs at complete 21.5K - 25.5K - >> test/testfs/1 47K 19.6G 24.5K /test/testfs/1 >> test/testfs/1 at complete 22.5K - 24.5K - >> >> 5.) Ideally, I'd expect that the file that was created after taking snapshot >> be gone. However, I find that it is still present. >> bash-3.00# ls -l /test/testfs/1/test >> -rw-r--r-- 1 root root 0 Jul 1 04:40 /test/testfs/1/test >> >> I'll be glad if someone can help me understand why the file hasn't been >> rolled back. >> > > You should be using zfs rollback -r ... otherwise the individual > filesystem snapshots are not rolled back. > > Regards, > Moinak. > > >> Best Regards, >> Madhan Kumar >> >> >> _______________________________________________ >> ug-bosug mailing list >> List-Unsubscribe: mailto:ug-bosug-unsubscribe at opensolaris.org >> List-Owner: mailto:ug-bosug-owner at opensolaris.org >> List-Archives: http://www.opensolaris.org/jive/forum.jspa?forumID=54 >> >> > _______________________________________________ > ug-bosug mailing list > List-Unsubscribe: mailto:ug-bosug-unsubscribe at opensolaris.org > List-Owner: mailto:ug-bosug-owner at opensolaris.org > List-Archives: http://www.opensolaris.org/jive/forum.jspa?forumID=54 > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mail.opensolaris.org/pipermail/ug-bosug/attachments/20080701/830521f4/attachment.html> -------------- next part -------------- A non-text attachment was scrubbed... Name: Madhan_Balasubramanian.vcf Type: text/x-vcard Size: 174 bytes Desc: not available URL: <http://mail.opensolaris.org/pipermail/ug-bosug/attachments/20080701/830521f4/attachment.vcf>
