Re: [zfs-discuss] ZFS on a damaged disk

2006-12-13 Thread Nathan Kroenert
On a recent journey of pain and frustration, I had to recover a UFS filesystem from a broken disk. The disk had many bad blocks and more were going bad over time. Sadly, there were just a few files that I wanted, but I could not mount the disk without it killing my system. (PATA disks... PITA i

Re: [zfs-discuss] ZFS on a damaged disk

2006-12-13 Thread Bill Sommerfeld
On Wed, 2006-12-13 at 10:24 -0800, Richard Elling wrote: > > I've seen two cases of disk failure where errors only occurred during > > random I/O; all blocks were readable sequentially; in both cases, this > > permitted the disk to be replaced without data loss and without > > resorting to backups

Re: [zfs-discuss] ZFS on a damaged disk

2006-12-13 Thread Richard Elling
Patrick P Korsnick wrote: i have a machine with a disk that has some sort of defect and i've found that if i partition only half of the disk that the machine will still work. i tried to use 'format' to scan the disk and find the bad blocks, but it didn't work. By "it didn't work" did you mea

Re: [zfs-discuss] ZFS on a damaged disk

2006-12-13 Thread Richard Elling
Bill Sommerfeld wrote: On Tue, 2006-12-12 at 22:49 -0800, Patrick P Korsnick wrote: i have a machine with a disk that has some sort of defect and i've found that if i partition only half of the disk that the machine will still work. i tried to use 'format' to scan the disk and find the bad bloc

Re: [zfs-discuss] ZFS on a damaged disk

2006-12-13 Thread Bill Sommerfeld
On Tue, 2006-12-12 at 22:49 -0800, Patrick P Korsnick wrote: > i have a machine with a disk that has some sort of defect and i've > found that if i partition only half of the disk that the machine will > still work. i tried to use 'format' to scan the disk and find the bad > blocks, but it didn't

Re: [zfs-discuss] ZFS on a damaged disk

2006-12-12 Thread Tomas Ă–gren
On 12 December, 2006 - Patrick P Korsnick sent me these 1,1K bytes: > i have a machine with a disk that has some sort of defect and i've > found that if i partition only half of the disk that the machine will > still work. i tried to use 'format' to scan the disk and find the bad > blocks, but it