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[Xen-users] Re: 2.6.27 domU clock drift

Brad Plant <bplant@xxxxxxxxxxxx> writes:

> In the old configuration, the time on the domU's were in sync with the
> dom0. This made keeping the correct time easy by running a single
> instance of ntp on the dom0 and all the domU's would follow. In the
> new configuration though, the domU's seem to have their own time which
> drifts relative to the dom0 and the other domU's. The behaviour in the
> 2.6.18 kernel could be changed via
> /proc/sys/xen/independent_wallclock, but the 2.6.27 kernel seems to
> have no such option. Is there a kernel option (maybe for an RTC
> driver?) that I need to compile in to restore the old behaviour or do
> I now need to run ntp in every domU?

Yes, you have to run ntpd in each domU.

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