Re: [Xen-users] Xen Instalation

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Fri, Jul 31, 2009 at 10:48:42AM -0300, JOSÉ FORMIGA wrote:
> Hi.But what have I to install first - Xen or Linux ? Until now I am standing
> that I CAN install Xen using a .ISO CD/DVD. Then, after, I install a Linux
> DomU. OK or NOK ? Thanks.
> 

Usually first you install Linux distribution, that will be used as dom0.

If that distribution contains Xen hypervisor/tools/dom0-kernel packages,
then you install them. If not, then you compile from source and install.

After that you reboot into Xen and then you can start creating VMs (=domUs)
from dom0.

-- Pasi


> 2009/7/31 Pasi Kärkkäinen <pasik@xxxxxx>
> 
> > On Fri, Jul 31, 2009 at 10:22:03AM -0300, JOSÉ FORMIGA wrote:
> > > Hi.Please, I need some help to install a Xen 3 native . How can I do this
> > ?
> > > I do not want a Linux in my PC. I need only Xen operating in my PC.
> > Please,
> > > some direction. TIA.
> >
> > Xen hypervisor is not really usable without Domain-0 ("dom0").
> >
> > Dom0 is usually Linux kernel/distribution, and it's used to control the Xen
> > hypervisor and provide virtual disks and network access to the
> > virtual machines (aka guests aka domUs).
> >
> > So yes, you need Linux aswell, in addition to Xen hypervisor.
> >
> > Or if you like Opensolaris better than Linux, dom0 support also exists
> > for Opensolaris. And for NetBSD.
> >
> > The bottom line is you _need_ dom0.
> >
> > -- Pasi
> >

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