record dump-flow

root@com:~# ovs-ofctl dump-flows br-int
NXST_FLOW reply (xid=0x4):
 cookie=0x0, duration=598280.182s, table=0, n_packets=47, n_bytes=3774, idle_age=65534, hard_age=65534, priority=1 actions=NORMAL

root@com:~# ovs-ofctl dump-flows br-ex

NXST_FLOW reply (xid=0x4):

 cookie=0x0, duration=598402.003s, table=0, n_packets=22, n_bytes=1836, idle_age=65534, hard_age=65534, priority=0 actions=NORMAL

action NORMAL .

openstack中没匹配成功的包会调用ovs的normal action， normal就像一般的交换机，只负责转发。

ovs-ofctl show br-tun | grep -v -E "REPLY|n_tables|capabilities:|actions:|config:|state:"
ovs-ofctl add-flow br-tun table=4,n_packets=0,n_bytes=0,idle_age=1297,priority=1,action=resubmit\(,10\)
ovs-ofctl add-flow br-tun table=22,n_packets=0,n_bytes=0,idle_age=1297,actions=output:2