Build#: Lithium-SR1 Build
Openstack: stable/kilo
ODL config (on etc/custom.properties)
===========
ovsdb.of.version=1.3
ovsdb.l3.fwd.enabled=yes

local.conf snip
=======
enable_plugin networking-odl https://github.com/stackforge/networking-odl stable/kilo
Q_PLUGIN=ml2
ENABLE_TENANT_TUNNELS=True
Q_ML2_TENANT_NETWORK_TYPE=vxlan

Openstack setup
=================
eth0 => Mgmt Network eth1=> Data Network eth3 => External Network

Problem:
========
br-ex doesn’t listing any OF flows on compute node instance.This issue occurs 2 / 6 iteration of trail.But "sudo ovs-vsctl show" added the physical port and patch interface under bridge "br-ex".

<SNIP>
openflow@os-compute1:~/devstack$ sudo ovs-vsctl show
a463f4e9-7d67-4ad9-b1fc-4ff7c7b28782
Manager "tcp:10.16.148.232:6640"
is_connected: true
Bridge br-ex
Controller "tcp:10.16.148.232:6653"
is_connected: true
fail_mode: secure
Port br-ex
Interface br-ex
type: internal
Port patch-int
Interface patch-int
type: patch
options:

Port "em3"
Interface "em3"
<SNIP>

<SNIP>
openflow@os-compute1:~/devstack$ sudo ovs-ofctl -O openflow13 dump-flows br-ex
OFPST_FLOW reply (OF1.3) (xid=0x2):
<SNIP>