On Wed, Oct 6, 2010 at 12:48 PM, Les Mikesell lesmikesell@gmail.com wrote:
On 10/6/2010 2:36 PM, Aleksey Tsalolikhin wrote:
# mdadm /dev/md0 --add /dev/sda1 mdadm: Cannot open /dev/sda1: Device or resource busy #
Do you still have it mounted as you mentioned above? If so, unmount it.
*Facepalm*
That was it. Thank you. /dev/sda1 is back in /dev/md0 and reconstruction is in process.
If it shows as 'failed' in /proc/mdstat you would have to use mdadm to remove it before adding it back.
Ah! Got it, thanks, Les!
Aleksey