On Wed, Jul 3, 2013 at 5:31 PM, Stephen Borrill <[email protected]>wrote:
> I may be wrong, but I think the swap to a reserved sector only happens on > a write operation. So reads will fail until you attempt to write back at > which point future reads will succeed. With RAIDframe, the initial read > failure fails the whole component and no writeback is automatically > attempted (too bad as it could just copy from the rest of the array). > So if you know failed sector numbers, you could reallocate them by using > dd if=/dev/zero seek=N count=1 (where N is the sector number) and then > re-fsck. > The last time I did this, I first had to disable the disk's write cache for it to work. dieter > If using RAIDframe, usually just the rebuild of the RAID array with -R is > sufficient. > > -- > Stephen > >
