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RE: [Xen-users] Xen 3.1 clock problems

To: "Tony Hoyle" <tmh@xxxxxxxxxxxx>, xen-users@xxxxxxxxxxxxxxxxxxx
Subject: RE: [Xen-users] Xen 3.1 clock problems
From: "Petersson, Mats" <Mats.Petersson@xxxxxxx>
Date: Wed, 30 May 2007 14:09:37 +0200
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Thread-topic: [Xen-users] Xen 3.1 clock problems
 

> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx 
> [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Tony Hoyle
> Sent: 30 May 2007 12:53
> To: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-users] Xen 3.1 clock problems
> 
> Hi
> 
> In the past I've always assumed that if you got the time in 
> dom0 right, 
> then all the domu domains would have the correct time... something is 
> broken in Xen 3.1 because now the domu time can be quite 
> unrelated - and 
> of course it's not possible to reset it back as you can't change the 
> time in a domu...
> 
> This is causing havoc with kerberos.. it'll work fine for ages then 
> suddenly one or other of the machines will stop authenticating.
> 
> dom0:
> goliath:/home/tmh# date -u
> Wed May 30 11:46:45 UTC 2007
> 
> domu:
> wolf359:/var/log/samba# date -u
> Wed May 30 09:23:08 UTC 2007

Is this a HVM or PV domain? I believe in HVM, the clock isn't synced,
and you'll need to use a NTP server or similar to sync your time. 

--
Mats
> 
> I wonder if this is related to 'time is going backwards' that seem to 
> scroll constantly up the console?  From reading around I'd got the 
> impression that this error was normal.
> 
> Tony
> 
> _______________________________________________
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> http://lists.xensource.com/xen-users
> 
> 
> 



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