Re: [Xen-users] SuSE 9.3 on a SMP machine

[Fernando Maior <fernando.souto.maior@xxxxxxxxx>]

On 1/11/06, Daniel Bauer <mlist@xxxxxxxxxxx> wrote:
> From: "Ralph Passgang" <ralph@xxxxxxxxxxxxx>
> > Am Mittwoch, 11. Januar 2006 19:49 schrieb Fernando Maior:
> >> On 1/11/06, Daniel Bauer <dbauer@xxxxxxxxxxx> wrote:
> >> > From: "Fernando Maior" <fernando.souto.maior@xxxxxxxxx>
> >> >
> >> > > On 1/10/06, Daniel Bauer <dbauer@xxxxxxxxxxx> wrote:
> >> > >> Hi @all,
> >> > >>
> >> > >> I've installed a SuSE 9.3 with XEN 2.
> >> > >>
> >> > >> My machine have 8 cpu's and 10 GB RAM, but when I start the XEN
> >> > >> kernel,
> >> > >> only one cpu and 2 GB RAM appear. How to enable everything?
> >> > >
> >> > > As I recall it, Xen 2.x does not have support for more then 4gb
> >> > > and
> >> > > SMP. Try Xen 3.x and OpenSUSE, and remember to download and
> >> > > install Xen RPMs from garloff, at:
> >> > >
> >> > > http://www.suse.de/~garloff/linux/xen/RPMs-100/8259/
> >> > >
> >> > > The ones in the DVD are in bad shape.
> >> >
> >> > Hi Fernando,
> >> >
> >> > there are no xen 3 rpm for SuSE 9.3, so I installed SuSE 10.0 and
> >> > updated with the rpm from Garloff, but when I try to start the xen
> >> > kernel, a kernel panic comes up (same problem with the
> >> > DVD+Updates).
> >> >
> >> > I also started the system with the xen test cd and it looks like it
> >> > works.
> >> >
> >> > My favorite is to run xen 3 on SuSE 9.3, is there a possibility
> >> > for?
> >> >
> >> > Thanks a lot
> >> > Daniel
> >>
> >> Daniel,
> >>
> >> Usually kernel panics because you did not copy the kernel and
> >> initrd from the /boot of dom0 to the /boot of the xen guest domain
> >> you are trying to start. Just try it, may be that is what is needed.
> >
> > copy kernel image and initrd to /boot of a domainU? Why that?
> >
> > You should copy the correct modules directory (for
> > example /lib/modules/2.6.12.6-xen) to your domainU, so that modules
> > can be
> > loaded in your guest domain.
> >
> > The kernel and initrd has to be configured in the config of every
> > domainU and
> > gets loaded at domainUs inital "boot". They don't need to exist as
> > files
> > in /boot of any domainU. The domainU doesn't even tries to access
> > them.
>
> not the guest domain stop with kernelpanic, the machine couldn't boot,
> because of the missing modules ...
>
> Daniel

Daniel,

That is the scenario when you do not copy the /lib/modules/2.6xxxx
directory from the dom0 into the guest domain root file system.

--
Bye,
Fernando Maior
LPIC/1(31908)
LinuxCounter(391325)

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