[CentOS] booting from a +2TB disk

Joshua Baker-LePain jlb17 at duke.edu
Sat Sep 3 14:38:42 UTC 2005

On Sat, 3 Sep 2005 at 8:28am, Chris Mauritz wrote

> Akop Pogosian wrote:
> > I have been trying to install CentOS 4.1 on a new server today. The
> > installation went fine but the system doesn't boot. It doesn't even
> > get to the Grub screen. The system has a 3ware 9500 series controller
> > and 12 250GB SATA disks which are configured for RAID5 with one hot
> > spare.  I searched on the web and noticed that this is a Grub (and
> > Lilo) limitation. Is there any way around it other than setting up a
> > smaller RAID device?
> Just create a small 100-200mb partition for /boot and it will work 
> fine.  The root filesystem can be on the larger partition without any 
> problems as long as /boot is in a <2TB partition it will be happy.

IME, that won't work.  >2TiB disks must have gpt disk labels, and neither 
grub nor lilo understand those.

Joshua Baker-LePain
Department of Biomedical Engineering
Duke University

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