openstackhelm/nova:rocky-ubuntu_bionic missing python3-rbd/rados lib.Such an error occurs when viewing the nova-compute-related pod log
'2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager [req-2783043a-377c-4b67-8a96-70ac1961e1f3 - - - - -] Error updating resources for node cmp001.: RuntimeError: rbd python libraries not found
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager Traceback (most recent call last):
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager File "/var/lib/openstack/lib/python3.6/site-packages/nova/compute/manager.py", line 8000, in _update_available_resource_for_node
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager rt.update_available_resource(context, nodename)
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager File "/var/lib/openstack/lib/python3.6/site-packages/nova/compute/resource_tracker.py", line 704, in update_available_resource
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager resources = self.driver.get_available_resource(nodename)
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager File "/var/lib/openstack/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 6576, in get_available_resource
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager disk_info_dict = self._get_local_gb_info()
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager File "/var/lib/openstack/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 5768, in _get_local_gb_info
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager info = LibvirtDriver._get_rbd_driver().get_pool_info()
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager File "/var/lib/openstack/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 1171, in _get_rbd_driver
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager rbd_user=CONF.libvirt.rbd_user)
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager File "/var/lib/openstack/lib/python3.6/site-packages/nova/virt/libvirt/storage/rbd_utils.py", line 128, in __init__
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager raise RuntimeError(_('rbd python libraries not found'))
2019-08-29 07:53:20.537 12356 ERROR nova.compute.manager RuntimeError: rbd python libraries not found'
