Nova Compute Node not starting properly
After installing Nova Compute Node using the Installation Tutorial from Queens Repository https://docs.openstack.org/nova/queens/install/compute-install-ubuntu.html#install-and-configure-components (https://docs.openstack.org/nova/queen...)
Getting the Following Error Message when tried to start the Nova Compute Node
# service nova-compute restart
These are the Error Message from the /var/log/nova/nova-compute.log
2018-04-16 18:13:34.549 22865 WARNING nova.scheduler.client.report [req-094894bb-c711-4e00-8733-f4a0fcf9df3c - - - - -] Placement API service is not responding.: ConnectFailure: Unable to establish connection to http://controller:35357/v3/auth/tokens: HTTPConnectionPool(host='controller', port=35357): Max retries exceeded with url: /v3/auth/tokens (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f47500302d0>: Failed to establish a new connection: [Errno 111] ECONNREFUSED',))
2018-04-16 18:13:34.551 22865 WARNING nova.scheduler.client.report [req-094894bb-c711-4e00-8733-f4a0fcf9df3c - - - - -] Placement API service is not responding.: ConnectFailure: Unable to establish connection to http://controller:35357/v3/auth/tokens: HTTPConnectionPool(host='controller', port=35357): Max retries exceeded with url: /v3/auth/tokens (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f4750030910>: Failed to establish a new connection: [Errno 111] ECONNREFUSED',))
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager [req-094894bb-c711-4e00-8733-f4a0fcf9df3c - - - - -] Error updating resources for node UbuntuVM4.: TypeError: 'NoneType' object has no attribute '__getitem__'
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager Traceback (most recent call last):
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 7254, in update_available_resource_for_node
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager rt.update_available_resource(context, nodename)
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/compute/resource_tracker.py", line 680, in update_available_resource
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager self._update_available_resource(context, resources)
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py", line 277, in inner
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager return f(*args, **kwargs)
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/compute/resource_tracker.py", line 704, in _update_available_resource
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager self._init_compute_node(context, resources)
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/compute/resource_tracker.py", line 561, in _init_compute_node
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager self._update(context, cn)
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/compute/resource_tracker.py", line 878, in _update
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager inv_data,
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/scheduler/client/__init__.py", line 68, in set_inventory_for_provider
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager parent_provider_uuid=parent_provider_uuid,
2018-04-16 18:13:34.551 22865 ERROR nova.compute.manager File "/usr/lib/python2.7/dist-packages/nova/scheduler/client/__init__.py", line ...