Re: [Xen-users] NTP service in DomU

["Juan Antonio Vera Nieto" <javera@xxxxxxxxxxxxxx>]

Hi Jordi.

You can try with echo 1 > /proc/sys/xen/independent_wallclock to obtain an
independent clock for domU domain
and synchronize with yours NTP servers.





> Hi folks,
>
> I've tried to mount a NTP service in DomU without success. Even when
> I've use the ntpdate <ntp_server> command directly, it doesn't work.
>
> After several failed attempts I've discovered that domU is
> "automatically" syncronized with dom0. Because the checking has been
> easy: I've sync dom0 with X time and after all domU appears with X time too.
>
> Well... STFW....
> http://lists.xensource.com/archives/html/xen-users/2005-05/msg00159.html
> http://lists.xensource.com/archives/html/xen-users/2005-11/msg00496.html
>
> ¿It is not possible to build a NTP service in domU which would be
> independent from dom0? According to my own tests, it seems not.
>
> If this issue is true I think it's a big limitation for XEN.
> ¿what happens if you require to set up your domU with diferent NTP
> services (as clients)?
>
> I'm thinking in several clients I've around the world...
>
> --
> Thanks,
> Jordi Espasa Clofent
>
>
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>
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>


-- 
Juan Antonio Vera
Responsable Departament Informàtica
Ajuntament Sant Adrià de Besòs


Telf: 93 381 20 04 (ext 367)
Fax:  93 381 70 56
Email: javera@xxxxxxxxxxxxxx
http://www.sant-adria.net


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