[root@controller neutron]# uname -a
Linux controller 3.10.0-327.3.1.el7.x86_64 #1 SMP Wed Dec 9 14:09:15 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux[root@controller

2015-12-17 11:51:52.006 3023 ERROR nova.scheduler.utils [req-778d8b77-e733-48bc-880a-740a0ec701f5 76bca82ee82b4f9eb0c79dccf3734680 5bc4580a835442dd86759260399f1e30 - - -] [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560] Error from last host: compute (node compute): [u'Traceback (most recent call last):\n', u'  File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 2235, in _do_build_and_run_instance\n    filter_properties)\n', u'  File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 2381, in _build_and_run_instance\n    instance_uuid=instance.uuid, reason=six.text_type(e))\n', u'RescheduledException: Build of instance b7a9a7fb-4ce7-4720-8834-7283b1a38560 was re-scheduled: Authentication required\n']
2015-12-17 11:51:52.212 3023 WARNING nova.scheduler.utils [req-778d8b77-e733-48bc-880a-740a0ec701f5 76bca82ee82b4f9eb0c79dccf3734680 5bc4580a835442dd86759260399f1e30 - - -] Failed to compute_task_build_instances: No valid host was found. There are not enough hosts available.


compute#nova-coompute
2015-12-17 11:51:27.639 4240 ERROR nova.network.neutronv2.api [-] [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560] Neutron error creating port on network bd82b4c5-bb55-4bf7-97df-163de49150ac
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560] Traceback (most recent call last):
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]   File "/usr/lib/python2.7/site-packages/nova/network/neutronv2/api.py", line 304, in _create_port
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]     port_id = port_client.create_port(port_req_body)['port']['id']
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]   File "/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 102, in with_params
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]     ret = self.function(instance, *args, **kwargs)
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]   File "/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 544, in create_port
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]     return self.post(self.ports_path, body=body)
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]   File "/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 298, in post
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]     headers=headers, params=params)
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]   File "/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 211, in do_request
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]     self._handle_fault_response(status_code, replybody)
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]   File "/usr/lib/python2.7/site-packages/neutronclient/v2_0/client.py", line 185, in _handle_fault_response
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]     exception_handler_v20(status_code, des_error_body)
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]     message=message)
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560] NeutronClientException: Authentication required
2015-12-17 11:51:27.639 4240 TRACE nova.network.neutronv2.api [instance: b7a9a7fb-4ce7-4720-8834-7283b1a38560]