[CentOS] CentOS 6 and an SAS drive, hardware

Tue Jul 26 21:38:05 UTC 2016
Peter <peter at pajamian.dhs.org>

On 27/07/16 09:11, m.roth at 5-cent.us wrote:
> This is... odd. Got a 6.8 box, a Dell R320 lspci tells me
> 01:00.0 RAID bus controller: LSI Logic / Symbios Logic MegaRAID SAS 2008
> [Falcon] (rev 03)
> so it *should* accept an SAS drive. I've got a Cheetah that's a few years
> old, and having pulled it out of another server (in the datecenter), I put
> it in this box to zero it out for reuse... and the box refuses to see the
> drive. *Nothing* in dmesg, *nothing* in /var/log/messages, and I tried
> echo "0" etc to get the SCSI buses to rescan.
> Anyone have any ideas?

That's a hardware RAID controller, so it won't (by default) see single
drives and pass them directly to the OS like a normal disk controller
would.  You need to go into the RAID config (you should see an option to
do this at boot) and configure a RAID with a single disk in a RAID0