[CentOS] question on software raid

Fri Apr 1 16:03:26 UTC 2011
Nicolas Thierry-Mieg <Nicolas.Thierry-Mieg at imag.fr>

Jerry Geis wrote:
> dmesg is not reporting any issues.
>
> The /proc/mdstat looks fine.
> md0 : active raid1 sdb1[1] sda1[0]
>      X blocks [2/2]  [UU]
>
> however /var/log/messages says:
>
> smartd[3392] Device /dev/sda 20 offline uncorrectable sectors
>
> The machine is running fine.. raid array looks good - what
> is up with smartd?

search the list archives for "offline uncorrectable sectors".
e2fsck -cc might help, though I don't know how that will go with raid.