El vie, 25-04-2008 a las 10:33 +0200, Christian Lox escribió: > Hi all. > > We are using (or should i say "have been using"...) ocfs2 in > conjunction with iscsitaget and open-iscsi. > > Now yesterday happened what should not have happened: > A colleague set up a new subversion server and remembered there was a > kind of storage to use for it. > He used the open-issi tools to discover the partition and used mkfs on > it. So he was just fine and could continue his work. :) > But: > Our main fileserver lost all its data. > > Apr 24 18:38:21 rad01 kernel: [4310373.927492] > (4211,0):o2hb_do_disk_heartbeat:767 ERROR: Device "sdb": another node > is heartbeating in our slot! > > And some hours later: > Apr 25 06:25:19 rad01 kernel: [4351792.508496] > (1292,0):ocfs2_check_dir_entry:1778 ERROR: bad entry in directory > #197799: rec_len is smaller than minimal - offset=0, inode=0, > rec_len=0, name_len=0 > > When trying to mount our (formerly) ocfs2 partition: > > [EMAIL PROTECTED]:/# mount -t ocfs2 /dev/sdb /ocfs2 > ocfs2_hb_ctl: Bad magic number in inode while reading uuid > mount.ocfs2: Error when attempting to run /sbin/ocfs2_hb_ctl: > "Operation not permitted" > > This is on ubuntu 7.10, Linux rad01 2.6.22-14-server #1 SMP Sun Oct 14 > 23:34:23 GMT 2007 i686 GNU/Linux > > Any chance to recover the data? > > Thanks in advance, > Christian
If you don't have any backup, as last change you can try: dd if=/dev/sdb of=/path/to_a_dump_file bs=1024K and try http://jbj.rapanden.dk/magicrescue/ on /path/to_a_dump_file Example of use: http://www.linux.com/feature/126525 Best regards D. _______________________________________________ Ocfs2-users mailing list [email protected] http://oss.oracle.com/mailman/listinfo/ocfs2-users
