2011/12/8 Ricardo Bánffy <rbanffy@xxxxxxxxx> > > Hi folks. > > Last night one of the USB attached disks malfunctioned during a > balance. I strongly suspect the drive will die soon. A couple hours > later, with the drive cold, I got a > > Dec 8 07:34:49 adams kernel: [84890.433235] device label quatrocentao > devid 1 transid 1659 /dev/sde1 > Dec 8 07:34:49 adams kernel: [84890.460448] btrfs: open_ctree failed > > I ran btrfsck on it and got > > root@adams:~# btrfsck /dev/sde1 > found 396558811136 bytes used err is 0 > total csum bytes: 385961240 > total tree bytes: 1334501376 > total fs tree bytes: 756809728 > btree space waste bytes: 346120636 > file data blocks allocated: 396065329152 > referenced 396065329152 > Btrfs Btrfs v0.19 > > But, when I tried to mount it, I got the much feared: > > root@adams:~# mount /dev/sde1 /mnt > mount: wrong fs type, bad option, bad superblock on /dev/sde1, > missing codepage or helper program, or other error > In some cases useful info is found in syslog - try > dmesg | tail or so > > Running Ubuntu 11.04 here. > > Now would be a terrific time to have a "salvage broken filesystem" > utiliy so I could move the data to another disk. Are we there yet? Chris's git tree for the user space programs should have merged in josef's restore tool. It'll copy as much data as it can to another place. > > -- > Ricardo Bánffy > http://www.dieblinkenlights.com > http://twitter.com/rbanffy > -- > 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 -- 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
