Adding 3rd Party RAID card halts Linux boot

William Warren hescominsoon at emmanuelcomputerconsulting.com
Sat Apr 17 16:49:11 CDT 2010


On 4/17/2010 2:09 PM, Nathan Milford wrote:
> Howdy
>
> I have a Dell PowerEdge 2950-III (BIOS: 2.6.1) with a PERC6i (FW: 
> 6.2.0-0013, DRIVER: 00.00.04.08-RH2) that is built into a single RAID5 
> array happily running CentOS 5.4, and has been running happily for 
> some time.  We use it to dump impressions data and DB snapshots to.
>
> (Possibly useful info: we use LVM and we're at kernel 2.6.18-164.11.1.el5)
>
> I recently installed a RockerRAID 2314 PCIe card 
> (http://www.highpoint-tech.com/usa/rr2314.htm) and got an eSATA JBOD 
> chassis (http://www.rackmountmart.com/html/SA4001.htm) to add a little 
> more cheap storage for "less important" data.
>
> Brought the RocketRAID's BIOS up to date (v2.5), built the latetst 
> driver from source, loaded it and everything was peachy. I built a 
> RAID5 array with a spare on the live system with the Web-based 
> Management System (v1.4-10), formatted and mounted it.  Yay.
>
> We hadn't begun really using the volume yet when I rebooted the 
> machine a few days later for a memory upgrade and it hung on boot at 
> the following screen:
>
>       Booting 'CentOS (2.6.18-164.11.1.el5)'
>
>
>     root (hd0,0)
>
>      Filesystem type is ext2fs, partition type 0x83
>
>     kernel /vmlinuz-2.6.18-164.11.1.el5 ro root = /dev/obnas/root
>
>        [Linux-bzImage, setup=0x1e00, size=0x1d6b1c]
>
>     initrd /initrd-2.6.18-164.11.1.el5.img
>
>        [Linux-initrd @ 0x37cb5000, 0x33a982 bytes]
>
>
> So, I power cycle the machine, went into the Card's BIOS and delete 
> the array and it booted fine.
>
> I think the RocketRAID is confusing GRUB or something like that when 
> it has a bootable volume.
>
> So I went through the all the BIOS settings, boot orders, array 
> settings on the RocketRIAD BIOS etc.. no luck.
>
> I have a ticket open with HighPoint (makers of the device) but it is 
> the weekend so I don;t expect a reply for a while.  I've got a crazy 
> week up ahead before I am out of the office for surgery so I want to 
> try to get this done.
>
> My gut feeling is that it is a common enough problem with add-on cards 
> that have their own BIOS and i am either dense or an awful researcher.
>
> I would greatly appreciate anyone's insight.
>
> Any thoughts?
>
> Nathan Milford
> Operations Engineer
> Outbrain
>
>
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The issue is the rocketriad is a FRAID or fakeraid and you need a binary 
kernel mode driver for it to work.  If you want more port get a non-raid 
sata card or either get another perc, 3ware, areca.
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