openstack 无法创建实例Skipping removal of allocations for deleted instances: Failed to retrieve allocation

[今天好好学算法了吗？]

2024-05-22 10:35:50.371 1149 ERROR nova.compute.resource_tracker [req-ef6ebb33-c3d1-45c2-934a-2b9e437b0338 - - - - -] Skipping removal of allocations for deleted instances: Failed to retrieve allocations for resource provider 9bd8b965-198b-44e6-954f-27a9b98d231e: {"message": "The server is currently unavailable. Please try again at a later time.<br /><br />\nThe Keystone service is temporarily unavailable.\n\n", "code": "503 Service Unavailable", "title": "Service Unavailable"}: ResourceProviderAllocationRetrievalFailed: Failed to retrieve allocations for resource provider 9bd8b965-198b-44e6-954f-27a9b98d231e: {"message": "The server is currently unavailable. Please try again at a later time.<br /><br />\nThe Keystone service is temporarily unavailable.\n\n", "code": "503 Service Unavailable", "title": "Service Unavailable"}
2024-05-22 10:35:50.380 1149 ERROR nova.scheduler.client.report [req-ef6ebb33-c3d1-45c2-934a-2b9e437b0338 - - - - -] [req-403f1a6e-4be3-4452-8564-8543829f7320] Failed to retrieve resource provider tree from placement API for UUID 9bd8b965-198b-44e6-954f-27a9b98d231e. Got 503: {"message": "The server is currently unavailable. Please try again at a later time.<br /><br />\nThe Keystone service is temporarily unavailable.\n\n", "code": "503 Service Unavailable", "title": "Service Unavailable"}.
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager [req-ef6ebb33-c3d1-45c2-934a-2b9e437b0338 - - - - -] Error updating resources for node compute.: ResourceProviderRetrievalFailed: Failed to get resource provider with UUID 9bd8b965-198b-44e6-954f-27a9b98d231e
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager Traceback (most recent call last):
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 8785, in _update_available_resource_for_node
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     startup=startup)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/nova/compute/resource_tracker.py", line 887, in update_available_resource
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     self._update_available_resource(context, resources, startup=startup)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/oslo_concurrency/lockutils.py", line 328, in inner
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     return f(*args, **kwargs)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/nova/compute/resource_tracker.py", line 972, in _update_available_resource
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     self._update(context, cn, startup=startup)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/nova/compute/resource_tracker.py", line 1237, in _update
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     self._update_to_placement(context, compute_node, startup)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/retrying.py", line 68, in wrapped_f
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     return Retrying(*dargs, **dkw).call(f, *args, **kw)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/retrying.py", line 223, in call
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     return attempt.get(self._wrap_exception)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/retrying.py", line 261, in get
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     six.reraise(self.value[0], self.value[1], self.value[2])
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/retrying.py", line 217, in call
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     attempt = Attempt(fn(*args, **kwargs), attempt_number, False)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/nova/compute/resource_tracker.py", line 1151, in _update_to_placement
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     context, compute_node.uuid, name=compute_node.hypervisor_hostname)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/nova/scheduler/client/report.py", line 858, in get_provider_tree_and_ensure_root
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     parent_provider_uuid=parent_provider_uuid)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/nova/scheduler/client/report.py", line 640, in _ensure_resource_provider
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     rps_to_refresh = self.get_providers_in_tree(context, uuid)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager   File "/usr/lib/python2.7/site-packages/nova/scheduler/client/report.py", line 503, in get_providers_in_tree
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager     raise exception.ResourceProviderRetrievalFailed(uuid=uuid)
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager ResourceProviderRetrievalFailed: Failed to get resource provider with UUID 9bd8b965-198b-44e6-954f-27a9b98d231e
2024-05-22 10:35:50.380 1149 ERROR nova.compute.manager