[LBo] Setup grub to boot off external harddisk

[David Roseman]

Hi Howard,

No problem there, since one of my internals is 160Gb.  Would you be
referring to problems similar to FAT formatted disks whcih could only have
4Gb(?) partitions ?

Dave

On 04/09/07, Howard Rosen <hrosen33 at dialup4less.com> wrote:
>
> I see that you have a replacement HD that is greater than 137GB.  You
> might run into some problems due to limitations with older computers and
> BIOS regarding support above 137GB HD.  If you do, then a Google on "HD
> Limits" would be in order for some better understanding of both the
> problem and possible solutions.
>
> Howard
>
> On Tue, 2007-09-04 at 09:39 +0100, David Roseman wrote:
> > Hi,
> >
> > Thanks for all your comments - I think i need to do some more reading on
> how
> > grub works though.
> >
> > In answer to Anitas question on why I want to do this, the reason is
> that my
> > windows install is sitting on my smaller 80Gb HDD internal and I have a
> > 160Gb external.  I would like to shift windows to that and utilise the
> 80Gb
> > for another linux distro for experiment.
> >
> > I would have removed it entirely, but the OU course I have just started
> has
> > materials which only work on windows.., oh and MS FlightSim X, if only
> > flightgear could begin to approach it, that would be fantastic.
> >
> > Dave
> >
> > On 03/09/07, Anita Lewis <a.lewis at linuxbasics.org> wrote:
> > >
> > > Bert Van Kets wrote:
> > >
> > > > There are two different thing at play here. First of all you need to
> set
> > > > the bootable drives in your BIOS. If you don't set it right there,
> you
> > > > will never be able to boot from a secondary or an external drive.
> You
> > > > will have to have the system boot from the primary drive and have
> the
> > > > bootloader point to the external drive/partition.
> > >
> > > I don't see why the original poster would need or want to boot from
> the
> > > external or secondary drive.  Why not just place grub in the primary
> > > drive where it currently is?  Why is that a problem?
> > >
> > > It is possible that mapping will need be added to grub in the Windows
> > > booting section in order to boot from the external drive. I have seen
> > > that required for booting Windows when it is on the first partition of
> a
> > > drive.
> > >
> > > I'm not clear why the person wants to move Windows in the first place,
> > > though.  Is the idea to make it transportable on the external drive?
> > >
> > >
> > > Anita
> > >
> > >
> > >
> > > --
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> > >
> > >
>
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