we had 12.04 vms experiencing these hangs regularly (sometimes only staying online for hours). after enabling vhost_net there was a period of weeks without issue but a few days one of them hung again with the same (or very similar) symptoms. an ifdown/ifup from within the guest brought it back on the network.
we had 12.04 vms experiencing these hangs regularly (sometimes only staying online for hours). after enabling vhost_net there was a period of weeks without issue but a few days one of them hung again with the same (or very similar) symptoms. an ifdown/ifup from within the guest brought it back on the network.