On Tue, Nov 4, 2014 at 11:03 PM, FengYu LeiDian <fengyuleidian0...@gmail.com> wrote: > Hi > > Env: redhat 6.4, OpenvSwitch-2.1.2, using native > datapath/linux/openvswitch.ko module > > VM1 on host1, VM2 on host2, host1 and host2 are connected by a switch. > both VM enable virtio/vhost when launching VM > > case1: > VM -> tap -> ovs-bridge -> eth1 > > case2: > VM -> tap -> ovs-bridge -> vxlan -> eth1 > > When using vxlan in case2, iperf performance drop 60%,
Your NIC probably doesn't support offloads (checksum, TSO, etc.) in the presence of VXLAN. _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
