Command: ['sudo', '/usr/bin/neutron-rootwrap', '/etc/neutron/rootwrap.conf', 'ovs-vsctl', '--timeout=10', '--oneline', '--format=json', '--', '--if-exists', '--columns=name,tag', 'list', 'Port', 'patch-tun', 'tapad958be0-d4']
Exit code: 0
Stdin:
Stdout: {"data":[["patch-tun",["set",[]]],["tapad958be0-d4",["set",[]]]],"headings":["name","tag"]}

Stderr:  from (pid=3042) execute /opt/stack/neutron/neutron/agent/linux/utils.py:134
2015-05-06 13:30:15.042 DEBUG neutron.plugins.openvswitch.agent.ovs_neutron_agent [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Agent rpc_loop - iteration:0 - port information retrieved. Elapsed:0.533 from (pid=3042) rpc_loop /opt/stack/neutron/neutron/plugins/openvswitch/agent/ovs_neutron_agent.py:1576
2015-05-06 13:30:15.043 DEBUG neutron.plugins.openvswitch.agent.ovs_neutron_agent [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Starting to process devices in:{'current': set([u'ad958be0-d458-4f8f-afa0-48198df7d3d6']), 'removed': set([]), 'added': set([u'ad958be0-d458-4f8f-afa0-48198df7d3d6'])} from (pid=3042) rpc_loop /opt/stack/neutron/neutron/plugins/openvswitch/agent/ovs_neutron_agent.py:1583
2015-05-06 13:30:15.043 DEBUG neutron.agent.securitygroups_rpc [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Preparing device filters for 1 new devices from (pid=3042) setup_port_filters /opt/stack/neutron/neutron/agent/securitygroups_rpc.py:280
2015-05-06 13:30:15.044 INFO neutron.agent.securitygroups_rpc [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Preparing filters for devices set([u'ad958be0-d458-4f8f-afa0-48198df7d3d6'])
2015-05-06 13:30:15.045 DEBUG neutron.api.rpc.handlers.securitygroups_rpc [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Get security group information for devices via rpc [] from (pid=3042) security_group_info_for_devices /opt/stack/neutron/neutron/api/rpc/handlers/securitygroups_rpc.py:52
2015-05-06 13:30:15.045 DEBUG oslo_messaging._drivers.amqpdriver [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] MSG_ID is b1919766a2ce4741bd6e6f2aeab93e15 from (pid=3042) _send /usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py:310
2015-05-06 13:30:15.046 DEBUG oslo_messaging._drivers.amqp [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] UNIQUE_ID is cc466e0aa49c4d0c875e806b475c99e9. from (pid=3042) _add_unique_id /usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqp.py:226
2015-05-06 13:30:15.056 DEBUG neutron.api.rpc.handlers.securitygroups_rpc [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Get security group information for devices via rpc [u'ad958be0-d458-4f8f-afa0-48198df7d3d6'] from (pid=3042) security_group_info_for_devices /opt/stack/neutron/neutron/api/rpc/handlers/securitygroups_rpc.py:52
2015-05-06 13:30:15.056 DEBUG oslo_messaging._drivers.amqpdriver [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] MSG_ID is c9c4f386ea244e748d8f4e28099ae44a from (pid=3042) _send /usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py:310
2015-05-06 13:30:15.057 DEBUG oslo_messaging._drivers.amqp [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] UNIQUE_ID is 3ff907b135d34585bc580c8dc8651390. from (pid=3042) _add_unique_id /usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqp.py:226
2015-05-06 13:30:15.084 DEBUG neutron.agent.securitygroups_rpc [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Update security group information for ports [] from (pid=3042) prepare_devices_filter /opt/stack/neutron/neutron/agent/securitygroups_rpc.py:163
2015-05-06 13:30:15.085 DEBUG neutron.agent.securitygroups_rpc [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Update security group information from (pid=3042) _update_security_group_info /opt/stack/neutron/neutron/agent/securitygroups_rpc.py:169
2015-05-06 13:30:15.085 DEBUG neutron.agent.linux.iptables_manager [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Attempted to remove chain sg-chain which does not exist from (pid=3042) remove_chain /opt/stack/neutron/neutron/agent/linux/iptables_manager.py:160
2015-05-06 13:30:15.086 DEBUG neutron.agent.linux.iptables_manager [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Attempted to remove chain sg-chain which does not exist from (pid=3042) remove_chain /opt/stack/neutron/neutron/agent/linux/iptables_manager.py:160
2015-05-06 13:30:15.086 DEBUG oslo_concurrency.lockutils [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Acquired semaphore "iptables" from (pid=3042) lock /usr/lib/python2.7/site-packages/oslo_concurrency/lockutils.py:391
2015-05-06 13:30:15.087 DEBUG oslo_concurrency.lockutils [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Acquired file lock "/opt/stack/data/neutron/lock/neutron-iptables" after waiting 0.000s from (pid=3042) acquire /usr/lib/python2.7/site-packages/oslo_concurrency/lockutils.py:212
2015-05-06 13:30:15.087 DEBUG neutron.agent.linux.iptables_manager [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Got semaphore / lock "iptables" from (pid=3042) _apply /opt/stack/neutron/neutron/agent/linux/iptables_manager.py:417
2015-05-06 13:30:15.088 DEBUG neutron.agent.linux.utils [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] Running command: ['sudo', '/usr/bin/neutron-rootwrap', '/etc/neutron/rootwrap.conf', 'iptables-save', '-c'] from (pid=3042) create_process /opt/stack/neutron/neutron/agent/linux/utils.py:84
2015-05-06 13:30:15.186 DEBUG neutron.agent.linux.utils [req-381cf878-ec25-4523-b95a-ffc514e8b141 None None] 
Command: ['sudo', '/usr/bin/neutron-rootwrap', '/etc/neutron/rootwrap.conf', 'iptables-save', '-c']
Exit code: 0
Stdin:
Stdout: # Generated by iptables-save v1.4.21 on Wed May  6 13:30:15 2015
*nat
:PREROUTING ACCEPT [446:94321]