gistfile1.txt

screen-n-cpu.log:2014-05-28 05:11:42.308 ERROR oslo.messaging._drivers.common [req-c5f58241-31b9-44be-8189-cda95f91a408 admin admin] ['Traceback (most recent call last):\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 134, in _dispatch_and_reply\n    incoming.message))\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 177, in _dispatch\n    return self._do_dispatch(endpoint, method, ctxt, args)\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 123, in _do_dispatch\n    result = getattr(endpoint, method)(ctxt, **new_args)\n', '  File "/opt/stack/nova/nova/exception.py", line 88, in wrapped\n    payload)\n', '  File "/opt/stack/nova/nova/openstack/common/excutils.py", line 82, in __exit__\n    six.reraise(self.type_, self.value, self.tb)\n', '  File "/opt/stack/nova/nova/exception.py", line 71, in wrapped\n    return f(self, context, *args, **kw)\n', '  File "/opt/stack/nova/nova/compute/manager.py", line 286, in decorated_function\n    pass\n', '  File "/opt/stack/nova/nova/openstack/common/excutils.py", line 82, in __exit__\n    six.reraise(self.type_, self.value, self.tb)\n', '  File "/opt/stack/nova/nova/compute/manager.py", line 272, in decorated_function\n    return function(self, context, *args, **kwargs)\n', '  File "/opt/stack/nova/nova/compute/manager.py", line 336, in decorated_function\n    function(self, context, *args, **kwargs)\n', '  File "/opt/stack/nova/nova/compute/utils.py", line 437, in __exit__\n    exc_tb=exc_tb)\n', '  File "/opt/stack/nova/nova/objects/base.py", line 142, in wrapper\n    args, kwargs)\n', '  File "/opt/stack/nova/nova/conductor/rpcapi.py", line 355, in object_class_action\n    objver=objver, args=args, kwargs=kwargs)\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/client.py", line 150, in call\n    wait_for_reply=True, timeout=timeout)\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/transport.py", line 90, in _send\n    timeout=timeout)\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/_drivers/amqpdriver.py", line 386, in send\n    return self._send(target, ctxt, message, wait_for_reply, timeout)\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/_drivers/amqpdriver.py", line 359, in _send\n    msg = rpc_common.serialize_msg(msg)\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/_drivers/common.py", line 317, in serialize_msg\n    _MESSAGE_KEY: jsonutils.dumps(raw_msg)}\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/openstack/common/jsonutils.py", line 166, in dumps\n    return json.dumps(value, default=default, **kwargs)\n', '  File "/usr/lib/python2.7/json/__init__.py", line 238, in dumps\n    **kw).encode(obj)\n', '  File "/usr/lib/python2.7/json/encoder.py", line 201, in encode\n    chunks = self.iterencode(o, _one_shot=True)\n', '  File "/usr/lib/python2.7/json/encoder.py", line 264, in iterencode\n    return _iterencode(o, 0)\n', 'ValueError: Circular reference detected\n']