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Re: Anaconda, Grub, RAID 1, /boot



On Fri, 2007-02-16 at 11:31 -0500, Jack Neely wrote:
> Folks,
> 
> I've run into something odd, and a way to repair the damage, but was
> hoping someone could shed some light on what's actually happening.
> 
> We've stabilized on RHEL 4.4 for the time being.  I have had several
> reports of folks installing a RAID 1 system with /boot mirrored and
> complained that Grub hangs or otherwise wont boot the system.  I've done
> this a lot and it always works for me.
> 
> Until I installed a new Dell 1950.  Grub tries to load stage 1.5 and
> runs off into random data land.
> 
> I used a Grub CD and 
> 
> root (hd0,0)
> setup (hd0)
> 
> if I was lucky, I would get different random data.  However, when I used
> my grub CD and the configfile option to bring up the system proper I can
> run a grub shell from the system and do this:
> 
> device (hd0) /dev/sda
> root (hd0,0)
> setup (hd0)
> 
> I reboot the system and it works like a champ.
> 
> Try to install Grub again using the first method with the grub CD and we
> are back to random data land.
> 
> What's happening here?  Is this #217176?

I've got a number of 1950s installed with /boot on sw-raid1. No problems
so far. Have you been able to verify this on multiple 1950s? Could it
just be this one?

-sv



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