Re: [Xen-devel] HVM with PV Drivers - Live Migration broken?

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Thu, Jan 22, 2009 at 02:03:39PM +0200, Pasi Kärkkäinen wrote:
> On Thu, Jan 22, 2009 at 08:41:09AM -0000, Robert Dunkley wrote:
> > 
> > Hi Everyone,
> > 
> > For some reason I cannot migrate HVMs using paravirt drivers. I have
> > asked the user list but no one seems to know why.
> > 
> > Non para Windows and Linux HVMs migrate OK on my setup but systems
> > running the Windows GPLPV drivers or Linux KMod paradrivers get stuck,
> > the receiving Dom0 shows the domain in a paused state and the sending
> > Dom0 show the domain with migrating- added to the beginning of the name
> > but it never completes.
> > 
> > I'm running Xen 3.3.0 on Centos 5.2 with DRBD 8.2.6 for shared storage,
> > NUMA enabled. The VMs will transfer live if I order the transfer very
> > quickly after starting them (I presume this is because the PV drivers
> > have not yet loaded). Is this likely a bug or some sort of configuration
> > issue?
> 
> Have you tried with the default Xen 3.1.2 that comes with CentOS 5.2 ? 
> 
> ie. only with the packages from CentOS 5.2 installed on dom0s.
> 

If it works with the default CentOS 5.2 Xen packages, you know for sure
other parts of your setup/configuration are OK.

After that try upgrading to Xen 3.3.1, it has many fixes after 3.3.0.

-- Pasi

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