[CentOS] DegradedArray message

Wed Dec 3 21:11:19 UTC 2014
Leon Fauster <leonfauster at googlemail.com>

Hi David,

Am 03.12.2014 um 02:14 schrieb David McGuffey <davidmcguffey at verizion.net>:
> This is an automatically generated mail message from mdadm
> running on desk4
> 
> A DegradedArray event had been detected on md device /dev/md0.
> 
> Faithfully yours, etc.
> 
> P.S. The /proc/mdstat file currently contains the following:
> 
> Personalities : [raid1] 
> md0 : active raid1 dm-2[1]
>      243682172 blocks super 1.1 [2/1] [_U]
>      bitmap: 2/2 pages [8KB], 65536KB chunk
> 
> md1 : active raid1 dm-3[0] dm-0[1]
>      1953510268 blocks super 1.1 [2/2] [UU]
>      bitmap: 3/15 pages [12KB], 65536KB chunk


the reason why one drive was kicked out (above [_U] ) will 
be in /var/log/messages. If it is also part of md1 then 
it should be manually removed from md1 before replacing the 
hd. 

--
LF