On 10/6/2010 2:36 PM, Aleksey Tsalolikhin wrote:
> Thank you very much for your replies and suggestions!
>
> Turns out I have a broken RAID. I checked the failed out
> drive by mounting read-only the /boot partition, and it
> is configured to boot the older kernel version (the one the
> system actually boots).
>
> Like Phil said, the OS is seeing one thing, and GRUB another.
>
>
> Questions:
>
> 1. How do I fix the array? (How do I put the failed out
> drive back in? (I hope it is a small failure that the
> software RAID can recover from, like a few bad blocks or
> something. Otherwise I am willing to replace the drive.)
>
>
>
> # mdadm /dev/md0 --add /dev/sda1
> mdadm: Cannot open /dev/sda1: Device or resource busy
> #
>
> Maybe it's busy because the system really booted off it?
Do you still have it mounted as you mentioned above? If so, unmount it.
If it shows as 'failed' in /proc/mdstat you would have to use mdadm to
remove it before adding it back.
--
Les Mikesell
lesmikes...@gmail.com
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