Re: [gentoo-user] alternative kernels

[Neil Bothwick <neil@digimed.co.uk>]

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On 1 November 2014 11:19:58 WET, Peter Humphrey <peter@prh.myzen.co.uk> wrote:
> On Friday 31 October 2014 20:26:57 Neil Bothwick wrote:
> > On 31 October 2014 16:16:33 WET, Peter Humphrey 
> <peter@prh.myzen.co.uk> wrote:
> > > On Friday 31 October 2014 15:09:26 J. Roeleveld wrote:
> > > > I've got a few systems where grub1 doesn't work. This is more
> likely
> > > 
> > > caused
> > > 
> > > > by some changes in used filesystems instead of any other cause.
> > > > If I really wanted to, I might get it to work, but I don't see
> the
> > > 
> > > point in
> > > 
> > > > spending time on this.
> > > > Grub starts the boot process and then, afaik, disappears.
> > > > Which is sufficient for me.
> > > 
> > > My grub-0.99 lets me choose from four kernels and two or three run
> > > levels at
> > > boot time, and grub-2 can't handle this yet, or it couldn't the
> last
> > > time I
> > > checked. I don't suggest that everyone has a similar need, but at
> > > least in
> > > some cases the old grub does still have a place.
> > 
> > Grub2 can do that in at least three different ways. You can write a
> complete
> > manual configuration, just like with 0.9,you can put a manual custom
> > configuration in /etc/grub.d or you can put a simple she'll script
> in that
> > directory that creates menu entries with each set of options for
> each
> > kernel in /boot.
> > 
> > None of these options are any more complex than creating a grub 0
> > configuration by hand.
> 
> Well, it looks as though grub-2 has grown since I looked into it, but
> as it's 
> going to need a whole new chapter of learning on my part, I think I'll
> put off 
> doing it for a while.
> 
> -- 
> Rgds
> Peter

That makes perfect sense. I still have systems using the old grub. It works so why mess with it? However, I may give gummiboot a whirl, especially as UEFI let's your multiple bootloader. 

One useful feature for me is that grub2 will boot from an ISO image, I always keep  system rescue cd image in /boot. 
-- 
Sent from my Android phone with K-9 Mail. Please excuse my brevity.

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