1·删掉了数据库里的所有缓存rootcontroller:~# mysql -u root -p123456 -e USE nova_api; SET FOREIGN_KEY_CHECKS0; DELETE FROM allocations; DELETE FROM inventories; DELETE FROM resource_provider_aggregates; DELETE FROM resource_providers; SET FOREIGN_KEY_CHECKS1; SELECT Cleanup completed AS Status; 这是controller在数据库里的资源提供信息如果有错误的实例记录会显示026-06-25 11:11:31.028 4854 ERROR nova.compute.manager inv_data, 2026-06-25 11:11:31.028 4854 ERROR nova.compute.manager File /usr/lib/python2.7/dist-packages/nova/scheduler/client/__init__.py, line 68, in set_inventory_for_provider 2026-06-25 11:11:31.028 4854 ERROR nova.compute.manager parent_provider_uuidparent_provider_uuid, 2026-06-25 11:11:31.028 4854 ERROR nova.compute.manager File /usr/lib/python2.7/dist-packages/nova/scheduler/client/__init__.py, line 37, in __run_method 2026-06-25 11:11:31.028 4854 ERROR nova.compute.manager return getattr(self.instance, __name)(*args, **kwargs) 2026-06-25 11:11:31.028 4854 ERROR nova.compute.manager File /usr/lib/python2.7/dist-packages/nova/scheduler/client/report.py, line 1104, in set_inventory_for_provider 2026-06-25 11:11:31.028 4854 ERROR nova.compute.manager parent_provider_uuidparent_provider_uuid)删掉就好了