'Live' Migrate messes up NTP on FreeBSD domU - any suggestions?

[Hoyer-Reuther, Christian]

Hello,

> -----Original Message-----
> From: Roger Pau Monné [mailto:roger.pau at citrix.com]
> Sent: Friday, August 12, 2016 10:01 AM
> To: Hoyer-Reuther, Christian
> Cc: Wei Liu; freebsd-xen at freebsd.org
> Subject: Re: 'Live' Migrate messes up NTP on FreeBSD domU - any suggestions?
> 
> On Thu, Aug 11, 2016 at 02:29:10PM +0200, Hoyer-Reuther, Christian wrote:
> > Hello,
> >
> > sorry for the late response, but now I'm back from vacation and did some
> new tests.
> >
> > I installed a new VM using the FreeBSD-11.0-ALPHA6-amd64-20160701-r302303-
> disc1.iso, then updated to HEAD r303908 and installed xe-guest-utilities-
> 6.2.0_2 from HEAD ports r420055. Xenguest_enable="YES" is set in
> /etc/rc.conf.
> >
> > I tested VM migration from XenCenter (XenMotion).
> >
> > There are no more time issues after migration.
> >
> > I did 4 migrations and at 2 migrations I noticed the following problems:
> >
> > When the migration finishes then the VM console switches to the VGA BIOS
> screen (Plex86/Bochs VGABios ...), the VM console freezes, the VM is not
> reachable over network and in XenCenter I see the first 2 CPU's raising up
> to 100 percent. Screenshots attached.
> 
> Hm, not sure what's going on there, and why you seem to be the only one to
> hit this issue. Are you maybe booting with boot_verbose="YES"?
> 
> > Then after 10 minutes the CPU usage goes down, the VM console is
> responsive again and the machine is reachable over network.
> 
> Hm, could you give a try to 11.0-RC1 when it comes out? It should be out
> today or tomorrow (builds are already underway).
> 
> Roger.

No, I'm not booting with boot_verbose="YES".

I will give 11.0-RC1 a try when it is available.

Regards,

Christian