[Fedora-xen] Time in an FC7 QEMU quest

Daniel P. Berrange berrange at redhat.com
Wed Mar 7 17:36:13 UTC 2007


On Wed, Mar 07, 2007 at 06:32:41PM +0100, Paul Wouters wrote:
> On Wed, 7 Mar 2007, William John Murray wrote:
> 
> >  I made a Scientific Linux (~RH-EL 4) QEMU guest, which works well, but
> > the time runs about a factor of two fast. Connecting to timeservers
> > somehow doesn't help.
> 
> You can only properly set the time in the dom0. Are you running ntpd on
> the dom0?

That's only relevant to Xen. In Xen paravirt DomU's the time is indeed
synced to Dom0. For fullvirt, or native QEMU guests, the Dom0 time has
no bearing to the the guest's time. So you need to run NTPD inside the
guest VM for Xen fullvirt, or QEMU


Regards,
Dan.
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