[Linux-PowerEdge] ] CentOS R410 SAS config issues
churnd at gmail.com
Thu Jul 18 08:24:13 CDT 2013
How do I flip the boot order of the LUNs?
On Thu, Jul 18, 2013 at 9:20 AM, Rhea, Cristopher J. <crhea at mayo.edu> wrote:
> I have two R410 servers, each configured identically. Each server has 4
> 70GB SAS drives hooked up to it's 6i/R controller. I'm trying to configure
> each to have two RAID1 mirrors. The problem is when I do this, then go to
> install CentOS, it will install but then won't boot after the install is
> finished. It doesn't make it to the bootloader (grub).
> It has something to do with the fact that I have two virtual drives
> configured. If I make the other two drives hot spares of the first RAID1
> mirror I create, it will install & boot fine. I'm making sure I install
> the boot loader on the right virtual drive too.
> Some screenshots:
> BIOS: http://i.imgur.com/468SWpV.png
> VD1: http://i.imgur.com/I1z2HZ8.png
> VD2: http://i.imgur.com/uYU11nb.png
> 6i/R: http://i.imgur.com/CJd4kP9.png
> BIOS only allows chosing one virtual drive. Changing the 6i/R's boot
> settings (BIOS/OS) doesn't help. At this point I'm stumped. I'm not sure
> what else I can try. I'm wondering if there's some limitation I don't know
> about. Any help is appreciated.
> Flip the boot order of the LUNs.
> I've had situations in loading RedHat/CentOS where the drive order the OS
> saw is not what the BIOS
> uses for boot (i.e., grub installed on the "wrong" disk).
> --- Cris
> Linux-PowerEdge mailing list
> Linux-PowerEdge at dell.com
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