Christian, I'm not really sure if just enabling vhost_net is enough... you may probably be right : it works well for you since 4 days ... Like I still do not understand where the bug is locate, I prefered to do everything to fix it quickly.
Reading the bugzilla : https://bugzilla.kernel.org/show_bug.cgi?id=42829 they were also talking about event_idx='off' It seems to be patched now (I'm not sure basically): http://git.kernel.org/?p=linux/kernel/git/davem/net-next.git;a=commitdiff;h=4b727361f0bc7ee7378298941066d8aa15023ffb;hp=e1ac50f64691de9a095ac5d73cb8ac73d3d17dba Regards, -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/997978 Title: KVM images lose connectivity with bridged network To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bridge-utils/+bug/997978/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs