Re: Grub Failure when HDD descriptor changes

[Jason Thomas]

grub-install --recheck

On Tue, Mar 22, 2005 at 12:22:57PM +0900, Dennis McMurchy wrote:
>   Hi,
> 
>   I've done a default installation of the GRUB loader in connection with
> installing Fedora Core 3.  It worked fine.
> 
>   I then changed the configuration of my machine a bit, removing one
> HDD, so that the FC3 installation and its /boot/grub directory were
> no longer on /dev/sdd1, but on /dev/sdc1.
> 
>   Trying to boot yields the four letters: 'GRUB', and then nothing.
> The machine just locks up at that point.  This error doesn't seem to be
> documented under 'Error Messages'.  
> 
>   Realizing that the HDD references in grub.conf would be wrong, I
> went in and changed the two references to (hd3,0) to (hd2,0). This
> had no effect on the symptoms of the problem.
> 
>   So, I went into the FC3 installation again, using the Rescue Console
> function on the distribution disk.  I 'chrooted' to /mnt/sysadmin, and
> proceeded to try running 'grub-install'.  I get error messages referring
> to an unfindable /dev/sdd1, so clearly the grub system is remembering
> where it was originally set up from.  It's not clear to me where to go
> from here.  
> 
>   I hate to go back to LILO, which is clearly inferior, but I can't
> afford to have my system broken beyond repair every time I swap an HDD
> in or out.
> 
>   Hope I'm not wasting your time with this, and that you can point me
> in the right direction.
> 
>   Cheers, Dennis
> 
> -- 
> Dennis McMurchy, 
> Sointula, B.C. / Tojinmachi, Fukuoka
> Canada           Japan
> 
> 
> 
> 
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-- 
Jason Thomas
Linux System Administrator
http://www.sage-au.org.au/