Ok, so I sat on it. This was emitted, but it appeared to keep working fine so far...

2014-01-22 02:45:43.652 29020 ERROR neutron.openstack.common.rpc.common [-] Failed to consume message from queue: Socket closed
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common Traceback (most recent call last):
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/neutron/openstack/common/rpc/impl_kombu.py", line 576, in ensure
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common     return method(*args, **kwargs)
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/neutron/openstack/common/rpc/impl_kombu.py", line 656, in _consume
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common     return self.connection.drain_events(timeout=timeout)
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/kombu/connection.py", line 279, in drain_events
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common     return self.transport.drain_events(self.connection, **kwargs)
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/kombu/transport/pyamqp.py", line 90, in drain_events
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common     return connection.drain_events(**kwargs)
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/amqp/connection.py", line 299, in drain_events
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common     chanmap, None, timeout=timeout,
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/amqp/connection.py", line 362, in _wait_multiple
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common     channel, method_sig, args, content = read_timeout(timeout)
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/amqp/connection.py", line 326, in read_timeout
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common     return self.method_reader.read_method()
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/amqp/method_framing.py", line 189, in read_method
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common     raise m
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common IOError: Socket closed
2014-01-22 02:45:43.652 29020 TRACE neutron.openstack.common.rpc.common 
2014-01-22 02:45:43.666 29020 ERROR neutron.openstack.common.rpc.common [-] Failed to consume message from queue: Socket closed
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common Traceback (most recent call last):
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/neutron/openstack/common/rpc/impl_kombu.py", line 576, in ensure
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common     return method(*args, **kwargs)
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/neutron/openstack/common/rpc/impl_kombu.py", line 656, in _consume
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common     return self.connection.drain_events(timeout=timeout)
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/kombu/connection.py", line 279, in drain_events
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common     return self.transport.drain_events(self.connection, **kwargs)
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/kombu/transport/pyamqp.py", line 90, in drain_events
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common     return connection.drain_events(**kwargs)
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/amqp/connection.py", line 299, in drain_events
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common     chanmap, None, timeout=timeout,
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/amqp/connection.py", line 362, in _wait_multiple
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common     channel, method_sig, args, content = read_timeout(timeout)
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/amqp/connection.py", line 326, in read_timeout
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common     return self.method_reader.read_method()
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common   File "/opt/stack/venvs/neutron/local/lib/python2.7/site-packages/amqp/method_framing.py", line 189, in read_method
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common     raise m
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common IOError: Socket closed
2014-01-22 02:45:43.666 29020 TRACE neutron.openstack.common.rpc.common