<div dir="auto">You may be missing whatever package in your distro provides the 'conntrack' util.</div><div class="gmail_extra"><br><div class="gmail_quote">On Apr 7, 2017 03:52, "Georgios Dimitrakakis" <<a href="mailto:giorgis@acmac.uoc.gr">giorgis@acmac.uoc.gr</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hello,<br>
<br>
I am having an Ocata installation and on my Compute Node the "linuxbridge-agent.log" file is constantly filling out with messages like this:<br>
<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent Traceback (most recent call last):<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/neutron/plugins/ml2/driver<wbr>s/agent/_common_agent.py", line 453, in daemon_loop<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     sync = self.process_network_devices(d<wbr>evice_info)<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/osprofiler/profiler.py", line 153, in wrapper<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     return f(*args, **kwargs)<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/neutron/plugins/ml2/driver<wbr>s/agent/_common_agent.py", line 213, in process_network_devices<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     resync_b = self.treat_devices_removed(dev<wbr>ice_info['removed'])<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/osprofiler/profiler.py", line 153, in wrapper<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     return f(*args, **kwargs)<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/neutron/plugins/ml2/driver<wbr>s/agent/_common_agent.py", line 331, in treat_devices_removed<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     self.sg_agent.remove_devices_<wbr>filter(devices)<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/neutron/agent/securitygrou<wbr>ps_rpc.py", line 238, in remove_devices_filter<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     self.firewall.remove_port_fil<wbr>ter(device)<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/neutron/agent/linux/iptabl<wbr>es_firewall.py", line 222, in remove_port_filter<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     self._remove_conntrack_entrie<wbr>s_from_port_deleted(port)<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/neutron/agent/linux/iptabl<wbr>es_firewall.py", line 194, in _remove_conntrack_entries_from<wbr>_port_deleted<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     [device_info], ethertype, set())<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/neutron/agent/linux/ip_<wbr>conntrack.py", line 121, in delete_conntrack_state_by_remo<wbr>te_ips<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     self._delete_conntrack_state(<wbr>device_info_list, rule)<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/neutron/agent/linux/ip_<wbr>conntrack.py", line 103, in _delete_conntrack_state<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     extra_ok_codes=[1])<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/neutron/agent/linux/utils.<wbr>py", line 128, in execute<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     execute_rootwrap_daemon(cmd, process_input, addl_env))<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/neutron/agent/linux/utils.<wbr>py", line 115, in execute_rootwrap_daemon<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     return client.execute(cmd, process_input)<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib/python2.7/site-packa<wbr>ges/oslo_rootwrap/client.py", line 128, in execute<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     res = proxy.run_one_command(cmd, stdin)<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "<string>", line 2, in run_one_command<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent   File "/usr/lib64/python2.7/multipro<wbr>cessing/managers.py", line 773, in _callmethod<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent     raise convert_to_error(kind, result)<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent RemoteError:<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent ------------------------------<wbr>------------------------------<wbr>---------------<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent Unserializable message: ('#ERROR', ValueError('I/O operation on closed file',))<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent ------------------------------<wbr>------------------------------<wbr>---------------<br>
2017-04-07 13:37:47.709 1397 ERROR <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent<br>
2017-04-07 13:37:47.710 1397 INFO <a href="http://neutron.plugins.ml2.drivers.ag">neutron.plugins.ml2.drivers.ag</a><wbr>ent._common_agent [req-93157f5e-9f2d-4547-9002-c<wbr>473211df719 - - - - -] Linux bridge agent Agent out of sync with plugin!<br>
<br>
<br>
<br>
Any idea what might be the problem???<br>
<br>
<br>
The full log of a total circle of messages can be found here: <a href="https://pastebin.com/6Yzn0FuY" rel="noreferrer" target="_blank">https://pastebin.com/6Yzn0FuY</a><br>
<br>
<br>
<br>
Looking forward for an answer!<br>
<br>
<br>
Best regards,<br>
<br>
<br>
G.<br>
<br>
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</blockquote></div></div>