in this failed job:
http://logs.openstack.org/35/320035/2/check-tripleo/gate-tripleo-ci-f22-ha/8535e54/

i'm seeing these errors in the /var/log/neutron/openvswitch-agent.log from the undercloud:

2016-05-25 12:05:19.841 19427 DEBUG neutron.agent.linux.utils [req-93b1ef19-f4f0-41bd-b9b7-030b97db39a9 - - - - -] Running command (rootwrap daemon): ['ovs-vsctl', '--timeout=10', '--oneline', '--format=json', '--', '--columns=ofport', 'list', 'Interface', 'int-br-ctlplane'] execute_rootwrap_daemon /usr/lib/python2.7/site-packages/neutron/agent/linux/utils.py:100
2016-05-25 12:05:19.854 19427 ERROR neutron.agent.ovsdb.impl_vsctl [req-93b1ef19-f4f0-41bd-b9b7-030b97db39a9 - - - - -] Unable to execute ['ovs-vsctl', '--timeout=10', '--oneline', '--format=json', '--', '--columns=ofport', 'list', 'Interface', 'int-br-ctlplane']. Exception: Exit code: 1; Stdin: ; Stdout: ; Stderr: ovs-vsctl: no row "int-br-ctlplane" in table Interface 

2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib [req-93b1ef19-f4f0-41bd-b9b7-030b97db39a9 - - - - -] Timed out retrieving ofport on port int-br-ctlplane.
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib Traceback (most recent call last):
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib   File "/usr/lib/python2.7/site-packages/neutron/agent/common/ovs_lib.py", line 293, in get_port_ofport
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib     ofport = self._get_port_ofport(port_name)
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib   File "/usr/lib/python2.7/site-packages/neutron/agent/common/ovs_lib.py", line 92, in wrapped
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib     return new_fn(*args, **kwargs)
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib   File "/usr/lib/python2.7/site-packages/retrying.py", line 68, in wrapped_f
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib     return Retrying(*dargs, **dkw).call(f, *args, **kw)
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib   File "/usr/lib/python2.7/site-packages/retrying.py", line 231, in call 
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib     raise RetryError(attempt)
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib RetryError: RetryError[Attempts: 16, Value: None]
2016-05-25 12:05:19.856 19427 ERROR neutron.agent.common.ovs_lib 
2016-05-25 12:05:19.875 19427 DEBUG neutron.agent.linux.utils [req-93b1ef19-f4f0-41bd-b9b7-030b97db39a9 - - - - -] Running command (rootwrap daemon): ['ovs-vsctl', '--timeout=10', '--oneline', '--format=json', '--', '--may-exist', 'add-port', 'br-int', 'int-br-ctlplane', '--', 'set', 'Interface', 'int-br-ctlplane', 'type=patch', 'options:peer=nonexistent-peer'] execute_rootwrap_daemon /usr/lib/python2.7/site-packages/neutron/agent/linux/utils.py:100
2016-05-25 12:05:19.889 19427 DEBUG neutron.agent.linux.utils [req-93b1ef19-f4f0-41bd-b9b7-030b97db39a9 - - - - -] Exit code: 0 execute /usr/lib/python2.7/site-packages/neutron/agent/linux/utils.py:142
2016-05-25 12:05:19.890 19427 DEBUG neutron.agent.linux.utils [req-93b1ef19-f4f0-41bd-b9b7-030b97db39a9 - - - - -] Running command (rootwrap daemon): ['ovs-vsctl', '--timeout=10', '--oneline', '--format=json', '--', '--columns=ofport', 'list', 'Interface', 'int-br-ctlplane'] execute_rootwrap_daemon /usr/lib/python2.7/site-packages/neutron/agent/linux/utils.py:100
2016-05-25 12:05:19.898 19427 DEBUG neutron.agent.linux.utils [req-93b1ef19-f4f0-41bd-b9b7-030b97db39a9 - - - - -] Exit code: 0 execute /usr/lib/python2.7/site-packages/neutron/agent/linux/utils.py:142
2016-05-25 12:05:19.898 19427 DEBUG neutron.agent.linux.utils [req-93b1ef19-f4f0-41bd-b9b7-030b97db39a9 - - - - -] Running command (rootwrap daemon): ['ovs-vsctl', '--timeout=10', '--oneline', '--format=json', '--', '--columns=ofport', 'list', 'Interface', 'phy-br-ctlplane'] execute_rootwrap_daemon /usr/lib/python2.7/site-packages/neutron/agent/linux/utils.py:100
2016-05-25 12:05:19.905 19427 ERROR neutron.agent.ovsdb.impl_vsctl [req-93b1ef19-f4f0-41bd-b9b7-030b97db39a9 - - - - -] Unable to execute ['ovs-vsctl', '--timeout=10', '--oneline', '--format=json', '--', '--columns=ofport', 'list', 'Interface', 'phy-br-ctlplane']. Exception: Exit code: 1; Stdin: ; Stdout: ; Stderr: ovs-vsctl: no row "phy-br-ctlplane" in table Interface