[SATLUG] Let the dispute begin

mark mark at kandm-solutions.com
Mon Jul 25 21:37:49 CDT 2011


On my system I have separate boot partitions. When one Linux system
updates grub I transfer the settings to the main grub.cfg. I use the
custom_grub file to keep the other distros there when the main grub is
updated. 

On Mon, 2011-07-25 at 16:18 -0500, Bruce Dubbs wrote:
> Othniel Graichen wrote:
> > I few years back I attempted such a beast,  I found that the distros do NOT
> > play nicely when it comes to the boot partition.  Each distro considers the
> > needs of itself and Windows but not that of other Linux distros.
> 
> Absolutely true and it is a PITA.  My suggestion for someone who wants 
> multiple Linux distros on the same system is to learn how to manage a 
> separate boot partition.  There is nothing in the boot partition that is 
> needed after linux started, so don't mount /boot except when necessary.
> 
> Of course as many of you know, I use LFS and control things myself.  To 
> do other distros is not that difficult, but it helps to have LFS to fall 
> back on.  An alternative is to have a grub boot CD to run grub from a 
> command line to get to where you have control and edit grub.cfg manually.
> 
> http://www.linuxfromscratch.org/lfs/view/development/chapter08/grub.html
> 
> Basically to create a boot version of grub, you need to:
> 
> cd /tmp &&
> grub-mkrescue --output=grub-img.iso &&
> xorriso -as cdrecord -v dev=/dev/cdrw blank=as_needed grub-img.iso
> 
> To reset the MBR, mount /boot and run:
> 
> grub-install /dev/sda
> 
> Edit /boot/grub/grub.cfg to taste.  Also, always keep a backup of 
> /boot/grub/grub.cfg.
> 
> The above is pretty brief.  I'll be glad to answer questions.
> 
>    -- Bruce




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