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[Launchpad Bug Tracker <1687536@xxxxxxxxxxxxxxxxxx>]

[Expired for OpenStack Compute (nova) because there has been no activity
for 60 days.]

** Changed in: nova
       Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/1687536

Title:
  [NOVA] Unexpected exception in API method.

Status in OpenStack Compute (nova):
  Expired

Bug description:
  Tried to run  "openstack compute service list" and below is the output
  i got.

  [root@localhost mysql(keystone_admin)]# openstack compute service list
  Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
  <class 'oslo_messaging.exceptions.MessagingTimeout'> (HTTP 500) (Request-ID: req-0d01c1bc-3fe1-45aa-920a-7a2179c62cde)

  
  please find the API logs which are related to this command.

  ______________________________________________________________________________________________________
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions [req-0d01c1bc-3fe1-45aa-920a-7a2179c62cde - - - - -] Unexpected exception in API method
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions Traceback (most recent call last):
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/nova/api/openstack/extensions.py", line 338, in wrapped
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     return f(*args, **kwargs)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/nova/api/openstack/compute/services.py", line 205, in index
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     _services = self._get_services_list(req)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/nova/api/openstack/compute/services.py", line 88, in _get_services_list
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     _services = self._get_services(req)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/nova/api/openstack/compute/services.py", line 50, in _get_services
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     for s in self.host_api.service_get_all(context, set_zones=True)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/nova/compute/cells_api.py", line 548, in service_get_all
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     filters=filters)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/nova/cells/rpcapi.py", line 283, in service_get_all
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     return cctxt.call(ctxt, 'service_get_all', filters=filters)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/client.py", line 169, in call
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     retry=self.retry)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/oslo_messaging/transport.py", line 97, in _send
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     timeout=timeout, retry=retry)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 458, in send
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     retry=retry)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 447, in _send
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     result = self._waiter.wait(msg_id, timeout)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 339, in wait
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     message = self.waiters.get(msg_id, timeout=timeout)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 238, in get
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions     'to message ID %s' % msg_id)
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions MessagingTimeout: Timed out waiting for a reply to message ID d04be4c1b1b44c67a471a73242f2afeb
  2017-04-08 12:57:03.855 31013 ERROR nova.api.openstack.extensions
  2017-04-08 12:57:03.856 31013 INFO nova.api.openstack.wsgi [req-0d01c1bc-3fe1-45aa-920a-7a2179c62cde - - - - -] HTTP exception thrown: Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
  <class 'oslo_messaging.exceptions.MessagingTimeout'>
  ______________________________________________________________________________________________________

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