For KVM virtual machines, I always use virtio type NICs. That is for performance. I never had any problems under CentOS 6.4 and 6.5. On 3/26/2014 11:24 PM, Lars Hecking wrote: > Nico Kadel-Garcia writes: >> NetworkManager and system-config-network do not really handle pair >> bonding very well, so you've obviously set it up by hand. this is the >> point where, getting a paid license RHEL license for your KVM server >> gets you direct access to their support team. > > My servers don't use NM. Cf. other discussions on the main centos list :) > >> In particular, post your bridge settings. I think they should be set >> to "failover", not to the other, more complex and load balanced >> settings, to avoid confusing your switches and possibly KVM clients. > > This? Or is there more information available? > > # brctl show > bridge name bridge id STP enabled interfaces > br0 8000.00215e4d349b no bond0 > vnet0 > vnet1 > vnet2 > vnet3 > vnet4 > vnet5 > vnet6 > virbr0 8000.525400825a69 yes virbr0-nic > # > > _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org > http://lists.centos.org/mailman/listinfo/centos-virt >