On Tue, Feb 12, 2013 at 6:25 AM, Arun Khan [off-list ref] wrote:

I used 'watch cat /proc/mdstat' to watch the rebuild progress and the
progress bar showed completion (100%) mark.
When I broke out of this session and thereafter did 'cat /proc/mdstat'
 I noticed that not only was /dev/sdb1 not added but /dev/sdc1 was
also not part of the array anymore.   With two failed devices,
/dev/md0 was still working mounted on /mnt/md0.

have you tried adding the --force option to assemble? I would leave
out sdb since its an empty drive.

If that brings it online you can try a read-only fsck with -n to check
the consistency of your data.


-- 
Dave Cundiff
System Administrator
A2Hosting, Inc
http://www.a2hosting.com