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<H1>[Mageia-discuss] Boot loader advice please</H1>
<B>Antoine Pitrou</B>
<A HREF="mailto:mageia-discuss%40mageia.org?Subject=Re%3A%20%5BMageia-discuss%5D%20Boot%20loader%20advice%20please&In-Reply-To=%3C20120828184739.33a88604%40pitrou.net%3E"
TITLE="[Mageia-discuss] Boot loader advice please">solipsis at pitrou.net
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<I>Tue Aug 28 18:47:39 CEST 2012</I>
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<PRE>On Tue, 28 Aug 2012 17:37:54 +0100
Anne Wilson <<A HREF="https://www.mageia.org/mailman/listinfo/mageia-discuss">annew at kde.org</A>> wrote:
><i> -----BEGIN PGP SIGNED MESSAGE-----
</I>><i> Hash: SHA1
</I>><i>
</I>><i> On 28/08/12 13:12, Renaud (Ron) Olgiati wrote:
</I>><i> > On Tuesday 28 Aug 2012 07:01 my mailbox was graced by a message
</I>><i> > from Anne Wilson who wrote:
</I>><i> >>>> I'm currently installing M2 as a dual boot onto sdd. When
</I>><i> >>>> all data is transferred to the new disk, sda, sdb and sdc
</I>><i> >>>> will be removed. I assume that writing the boot loader
</I>><i> >>>> (language fails me, at the moment) to sdd is fine? I know
</I>><i> >>>> it's a very basic question - brain is only half-functioning
</I>><i> >>>> just now due to external pressures. (sda has the old entry.)
</I>><i> >>> Just wanting confirmation that the existence of the old grub
</I>><i> >>> won't cause any problems :-)
</I>><i> >
</I>><i> >> Unfortunately, it does cause problems - of course sda is checked
</I>><i> >> before sdd. I assume that I will now need somehow get rid of the
</I>><i> >> grub on sda - what's the best way to do that? Faint bells are
</I>><i> >> ringing - about re-ordering disks, but in these days of using
</I>><i> >> disk IDs I'm not sure whether the old ways are still valid, and I
</I>><i> >> really don't want to screw things up to the point where recovery
</I>><i> >> is a very big job. I'd appreciate thoughts from a mind that is
</I>><i> >> calmer and clearer than mine :-)
</I>><i> >
</I>><i> > Can you change the boot order in BIOS ?
</I>><i> >
</I>><i> That sounded a good idea. It's so long since I did things like this
</I>><i> that I had forgotten it altogether. However....
</I>><i>
</I>><i> > I have installed M1 on an EeePC, with MSW on the bult-in HD and M1
</I>><i> > on a SD; just reassigned the HD order and the boot order, and all
</I>><i> > is well, boots from the SD and offers me the choices.
</I>><i> >
</I>><i> > The only complication is when I change SD to install and try out
</I>><i> > another OS, I then have to remember to reset the HD and boot order
</I>><i> > in the BIOS or it directly boots Windows from the HD ;-3(.
</I>><i> >
</I>><i> Mageia appeared to be starting up, but when it came to logging in, it
</I>><i> couldn't find the home directories (separate partition).
</I>
AFAIR, on some PCs, changing boot order will also change drive naming
(the BIOS really changes the enumeration order of devices).
So if you didn't use a "smart" scheme for your /etc/fstab entries, like
UUID= or LABEL= mounting, mounting those partitions will fail.
Regards
Antoine.
--
Software development and contracting: <A HREF="http://pro.pitrou.net">http://pro.pitrou.net</A>
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