On Mon, Oct 31, 2005 at 05:23:56PM +0200, Black Dew wrote:
> >Do you mean setting up a new system as a Dom0, or adding new DomUs? The
> >former absolutely requires rebooting if not running the hypervisor and
> >an appropriate kernel already (this being a deep enough design
> >requirement that despite not being in any way part of the dev team I'm
> >on quite safe ground saying it won't change, at least until major OS
> >distributions come with Xen out-of-the-box). If you're discussing adding
> >new DomUs, on the other hand, this absolutely should not require
> >rebooting, and if you could be a little more specific about what you're
> >doing that *does* require you to reboot, perhaps we could help you find
> >a different procedure. (What's this "install from CD" bit, for instance?
> >What exactly are you installing? Why are you booting off a CD to do it?)
>
> I think he refers to installing a brand new OS that will run in a domU
> by rebooting, installing it off a cd then going back to the old (dom0)
> os and using the newly-installed OS as a domU.
>
> The emulation level xen uses is generaly unable to handle the process of
> installing an OS from a generic installation CD. One of the main
> problems would be that the kernel on the install CD is meant to run on a
> rial system, it'll not function in a domU. Replacing the kernel is
> possible but my guess is that 90% of instalers would barf if ran on a
> different kernel inside a domU.
>
> I am personaly using debian, and for me this is a nonproblem, installing
> a new copy of the os is as simple as:
>
> mke3fs /dev/blah
> mount /dev/blah /mnt
> debootstrap sarge /mnt
> umount /mnt
>
> But most of the linux distros don't provide such capability.
http://wiki.sisuite.org/BuildingLinuxChroots - you can do this type of thing
on many distributions.
Suse also provides a Yast panel to build a Xen Root in their latest release.
-Sean
--
__________________________________________________________________
Sean Dague Mid-Hudson Valley
sean at dague dot net Linux Users Group
http://dague.net http://mhvlug.org
There is no silver bullet. Plus, werewolves make better neighbors
than zombies, and they tend to keep the vampire population down.
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