On 4/25/07, alex at avantel.ca <alex at avantel.ca> wrote: > On Wed, April 25, 2007 11:54 am, Roberto Pereyra wrote: > hdc3 appears to be the problem. Try using mdadm (man mdadm) query mode to > find out more info about md1 and /dev/hdc3. Are you sure /dev/hdc3 is set > to be linux raid autodetect (use fdisk to find out). You can also try > adding hdc3 to the array with mdadm - see the man page for details. I recently had a similar problem. One disk was reported to have failed. I ran mdadm to add it back. The reconstruction took a couple of hours (500GB) but it seems to be working now. So, as the above advice suggests, read man page for mdadm and try to recover the lost partition. Akemi