Re: [libvirt] libvirt 0.7.5 vs qemu 0.12.1 imcompatability?

On 06/01/10 15:53, Daniel P. Berrange wrote: > On Wed, Jan 06, 2010 at 03:38:29PM +0000, Tom Hughes wrote: >> The update from qemu 0.11.0 to qemu 0.12.1 in the virt-preview >> repository seems to have broken things. Starting a VM now just gives me >> a blank screen and a log which says: >> >> Option 'ipv4': Use 'on' or 'off' >> Failed to parse "yes" for "dummy.ipv4" >> >> I assume libvirt is sending a it a command on the monitor interface that >> it no longer understands... > > That warning message should be harmless - all my VMs show that and > they work ok. It is not actually something libirt sets - its a internal > QEMU default setting which is wrong Hmm... Well something is wrong because I just get a black screen. I don't even get the BIOS messages since I updated this morning.

Downgrading back to the fedora-updates version of qemu makes it work again. BTW the trigger for that warning seems to be that I have listen='0.0.0.0' set on the vnc adaptor to allow connections from remote machines, which causes libvirt to build a qemu command line with "-vnc 0.0.0.0:0". Tom