[ovs-discuss] Is there a default NORMAL flow in fail-open mode?

I'm testing the fail-open mode. The document[ovs-vsctl] says "if the connection to the controller fails, no new network connections can be set up. If the connection to the controller stays down long enough, no packets can pass through the switch at all." I set a non-working controller to ovs0, a

[ovs-discuss] Performance degrade from ovs 1.7 to 2.0?

We've tested the performance of ovs 1.7 and 2.0, but the performance of 2.0 is much worse than 1.7. Is it true? Or could I configure ovs 2.0 to make it faster than 1.7? HOST-OS(XEN): SUSE11SP2 IP:192.168.1.2 CPU: 6U 2.4GHZ MEM: 6G A VM-OS: SUSE11SP1 IP:192.168.1.11 B VM-OS: SUSE11SP1 IP:192