Re: [Xen-users] NTP time issues DomU's

[andrew mathes <amathes@xxxxxxxxxxxx>]

don't the DomU's just get their time from DomO?  Ie. ... even if they 
weren't running ntp they'd always be synced with whatever DomO thought 
about system time?
Maybe i'm way off

On Thu, 12 May 2005, Alex Tomkins wrote:

> On Thu, May 12, 2005 at 10:42:53AM -0700, andrew mathes wrote:
> > So, from what it looks like (on my servers and the docs), all my domains
> > get their time from DomO.  Which I have setting itself through NTP, and
> > the dom0 looks good.  However, All of the domains are 1.5 seconds off, and
> > won't ntp themselves on, also, an identical server, all the domains are
> > .768 seconds off (off of the server i'm ntping to) , but both domO's are
> > withing (.02) and seem to narrow in as NTP is supposed to.
> >
> > So, question is, 1) what is going on here, and 2) can anything be done
> > about it?
> Are you using OpenNTPD by any chance?
> My machines suffered from inaccurate clocks in DomU's, even though the
> clock was very accurate in Dom0.  Switching to regular ntpd solved this,
> DomU immediately used the correct time shortly after starting ntpd.
> --
> Alex Tomkins <tomkins@xxxxxxxxxxxx>
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