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Re: switching between amd64 + i386



On Thu, 25 Nov 2010 08:41:38 -0600, Hugo Vanwoerkom wrote:

> Since I have a new amd64 mobo, M4N98TD EVO, I am about to do an amd64
> install.
> 
> Up to now I have run from partitions that were 1386.
> 
> And a question: how does switch between an amd64 and an i386 partition
> work?

You mean "/" (root)? They are independent. It's like installing a second 
OS.
 
> Now I am running i386 and grub i386. But when I want to boot the amd64
> partition, whose grub is used? Or does the MBR automagically pull the
> right grub in?

You can install two GRUBs (inside the first sector of each boot 
partition) and mark the default one with the bootable flag. 

I prefer avoiding installing GRUB in the MBR and let each installation 
has its own GRUB code, that way there are less chances for problems and 
if one GRUB gets flawed, you have the other one to boot from.

Greetings,

-- 
Camaleón


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