[CentOS] I need help with GRUB

Mon Sep 1 04:25:17 UTC 2008
Ian Forde <ian at duckland.org>

On Mon, 2008-09-01 at 09:47 +0530, Sadaruwan Samaraweera wrote:
> Hello,

>    And the problem that I'm having is with my two Linux distros. Ive
> installed CentOS & Windows in my SATA HDD and I've used my complete
> 40GB PATA HDD for Ubuntu. Well all OS's work fine with out any
> problems but when I want to boot into CentOS I've to select the SATA
> as my booting HDD from the BIOS if I want to go to Ubuntu the I've to
> select my PATA as the default HDD from the menu. So what I want to do
> is I need to add Both distros in to one GRUB boot loader and the other
> thing is that both grubs that I've on both HDD s only detects the
> windows Partition not the Linux partion. So I need to to know how to
> add bothe Linux versions I've into one GRUB. I want to use the SATA
> HDD as my default HDD.

You'll want to merge the grub boot stanzas into one file, apply it to
one (or both) of the drives, and keep it in sync when you do kernel
updates (because those affect the grub menu)... This way, you won't have
to change the BIOS setting.