On Tue, Jan 08, 2013 at 04:10:13PM +1030, Jordan Windsor wrote: > /dev/sdb1 is the lost btrfs fs. > > [root@archpc ~]# btrfs-find-root -v /dev/sdb1 > No valid Btrfs found on /dev/sdb1 > [root@archpc ~]# btrfsck /dev/sdb1 > No valid Btrfs found on /dev/sdb1 Looks like the first superblock is partially or completely damaged. Btrfsck is able to operate starting from a different superblock btrfsck --super 1 /dev/sdb1 to see if there are other valid copies. david -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
