[libvirt-users] VMs XML definitions can't be recognized after upgrading to libvirt 0.9.13

[Marwan Tanager]

On Tue, Feb 26, 2013 at 08:34:08PM -0600, Doug Goldstein wrote:
> On Sat, Feb 23, 2013 at 11:43 PM, Marwan Tanager <marwan.tngr at gmail.com> wrote:
> > I used to run many VMs on my Ubuntu 10.04 box. However, after upgrading to
> > Ubuntu 12.10 (and thus, libvirt 0.9.13), The VMs can't be recognized anymore.
> > Nothing appears in the output of 'virsh list --all', nor in virt-manager.
> >
> > When I created a new VM based on a disk image of one of the
> > not-recognized-any-more VMs, a new schema file has been auto-generated, and the
> > new VM now is recognized.
> >
> > So, if this is caused by incompatibility with the old schemas, would the
> > solution be to manually recreate all the VMs by importing their disk images to
> > the newly created VMs, or is there a more intelligent approach?
> 
> capabilities detection for qemu/kvm bits likely failed. Do you have
> kvm and kvm_amd or kvm_intel loaded? Best place to start is checking
> /var/log/libvirt/libvirtd.log

Yes, I have the kvm modules loaded and working, but only with new VMs, like I 
said above.

Here's what I've found in the logs:

-----------------------------------------------------------------------------------------
2013-02-24 04:55:01.818+0000: 14242: info : libvirt version: 0.9.13
2013-02-24 04:55:01.818+0000: 14242: error : virDomainDefParseXML:8817 : unsupported configuration: Only the first console can be a serial port
2013-02-24 04:55:01.857+0000: 14242: error : virDomainDefParseXML:8817 : unsupported configuration: Only the first console can be a serial port
2013-02-24 04:55:01.857+0000: 14242: error : virDomainDefParseXML:8817 : unsupported configuration: Only the first console can be a serial port
2013-02-24 04:55:01.858+0000: 14242: error : virDomainDefParseXML:8817 : unsupported configuration: Only the first console can be a serial port
2013-02-24 04:55:01.858+0000: 14242: error : virDomainDefParseXML:8817 : unsupported configuration: Only the first console can be a serial port
2013-02-24 04:55:01.859+0000: 14242: error : virDomainDefParseXML:8817 : unsupported configuration: Only the first console can be a serial port
2013-02-24 04:55:01.859+0000: 14242: error : virDomainDefParseXML:8817 : unsupported configuration: Only the first console can be a serial port
2013-02-24 04:55:11.398+0000: 14232: error : interfaceNumOfInterfaces:195 : internal error failed to get number of interfaces on host: unspecified error - errors in loading some config files
2013-02-24 04:55:11.432+0000: 14233: error : interfaceNumOfInterfaces:195 : internal error failed to get number of interfaces on host: unspecified error - errors in loading some config files
2013-02-24 04:55:11.467+0000: 14237: error : interfaceNumOfDefinedInterfaces:237 : internal error failed to get number of defined interfaces on host: unspecified error - errors in loading some config files
-----------------------------------------------------------------------------------------

I also noticed that the last two error messages are filling the entire log
file. Any suggestions?


		
	Marwan