Re: system time

Avi Kivity
2007-09-27T10:45:21Z

Farkas Levente wrote:
> Avi Kivity wrote:
>
>>> this means it's better to run ntpd on all guests even if it's running on
>>> the host:-((
>>>
>>>
>> I think there are issues with running ntp on the guest due to tsc being
>> very inaccurate on virtualized guests.
>>
>
> does this means itás not possible to run a guest with accurate time?
>
>

Time should be mostly accurate. Running ntpdate every hour or so should
make it even better. For exact timekeeping a paravirtualized device (or
a mainframe) is necessary.

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.