[CentOS] How to know hardware RAID failure

[Todor Petkov]

On 29/07/2013 11:39 PM, Mihamina Rakotomandimby wrote:
> Hi,
>
> We have on an old Dell 2850 with 4 SCSI drives, where we put a 
> Hardware
> RAID5 on 3 disks and left 1 as spare.
> I dont remember exactly, but the RAID was setup in the BIOS, and when
> installing CentOS6, I just saw "1 drive".
>
> If it was software RAID, disk failure could be seen in /proc/mdastat,
> and I could simulate failure with mdadm.
>
> As far as it is hardware ATM, how, at least, to know the state of the
> RAID array? (syncing, healthy,...)
>
> Thank you.

Hello,

If I remember correctly, this Dell model is with Perc RAID and can be 
used with LSI tools. Check the following links:

http://pookey.co.uk/wordpress/archives/46-dell-perc-6i-and-raid-monitoring
http://tools.rapidsoft.de/perc/
http://hwraid.le-vert.net/wiki/LSI


Regards,