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Re: [Xen-users] Live Migration Problems

To: "Daniel Asplund" <danielsaori@xxxxxxxxx>
Subject: Re: [Xen-users] Live Migration Problems
From: Asim <linkasim@xxxxxxxxx>
Date: Sat, 30 Aug 2008 18:51:26 -0500
Cc: "xen-users@xxxxxxxxxxxxxxxxxxx" <xen-users@xxxxxxxxxxxxxxxxxxx>
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Thanks Daniel - I could fix this after I started using NTP.

Regards,
Asim

On Sun, Aug 24, 2008 at 9:42 AM, Daniel Asplund <danielsaori@xxxxxxxxx> wrote:
>> Hi,
>>
>> After migration my machine would behave erratic and ping etc. would
>> stop after 1 packet. I fixed the timing issue and thought it to work.
>> But now I see that the ping exactly stops after 14 packets. Any ideas
>> what is going on here? Anybody faced the same issue?
>>
>> I changed the time with the date command and the time gets reset to
>> old value after 14 pings.
>>
>>
>> Thanks,
>> Asim
>>
>
> Hi Asim,
>
> Does both your hosts have exactly the same time? Are you using NTP on
> them, but not on the  DomU? Do you have: extra="clock=jiffies" in your
> DomU config file?
>
> Also in some cases I had to put: xen.independent_wallclock=1 in
> /etc/sysctl.conf in the DomU.
>
> You can check your clocksource with:
> more /sys/devices/system/clocksource/clocksource0/current_clocksource
>
> //Daniel
>

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