[ALUG] Boot question

[Srdjan Todorovic]

On 05/11/2007, Chris G <cl at isbd.net> wrote:
> On Mon, Nov 05, 2007 at 10:01:02AM +0000, Bill Hill wrote:
> > Chris G wrote:
> >
> > > However what worries me slightly is that there is presumably an MBR
> > > (that's what DOS used to call it) on /dev/sda which the BIOS goes to
> > > when the system is powered up. If I repartition /dev/sda will I lose
> > > this boot record?  How does this get created in the Linux way of doing
> > > things?

> So if I (say) completely repartitioned and reformatted /dev/sda would
> I lose the MBR that tells the system to boot from /boot on /dev/sdb?
> If it wouldn't reboot then I can't run grub.

Which is why you use a live-cd. Boot it, and either reinstall your bootloader
using files and config from existing system, or use a liveCD to boot
your existing sytem (not the CD system) and then re-run your
bootloader command.
This works really well for LILO.

Srdjan