[Openstack] 설치 에러

1. ModuleNotFoundError: No module named 'etcd3gw'

root@controller:/var/log/nova# vi /var/log/nova/nova-api.log
2021-05-09 09:46:22.185 127124 ERROR stevedore.extension [-] Could not load 'oslo_cache.etcd3gw': No module named 'etcd3gw': ModuleNotFoundError: No module named 'etcd3gw'

root@controller:/var/log/nova# apt-get install python3-pip
root@controller:/var/log/nova# pip3 install oslo.cache

 

 

2. nova-compute error : [Errno 2] No such file or directory: '/usr/lib/python3/dist-packages/instances'

root@compute:/var/log/nova# vi nova-compute.log
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager File "/usr/lib/python3/dist-packages/nova/compute/manager.py", line 9846, in _update_available_resource_for_node
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager self.rt.update_available_resource(context, nodename,
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager [req-b7ffd0c2-7e57-4f69-a10c-8da991cd2136 - - - - -] Error updating resources for node compute.: FileNotFoundError: [Errno 2] No such file or directory: '/usr/lib/python3/dist-packages/instances'
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager Traceback (most recent call last):
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager File "/usr/lib/python3/dist-packages/nova/compute/manager.py", line 9846, in _update_available_resource_for_node
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager self.rt.update_available_resource(context, nodename,
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager File "/usr/lib/python3/dist-packages/nova/compute/resource_tracker.py", line 880, in update_available_resource
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager resources = self.driver.get_available_resource(nodename)
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager File "/usr/lib/python3/dist-packages/nova/virt/libvirt/driver.py", line 8450, in get_available_resource
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager disk_info_dict = self._get_local_gb_info()
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager File "/usr/lib/python3/dist-packages/nova/virt/libvirt/driver.py", line 6820, in _get_local_gb_info
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager info = libvirt_utils.get_fs_info(CONF.instances_path)
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager File "/usr/lib/python3/dist-packages/nova/virt/libvirt/utils.py", line 438, in get_fs_info
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager hddinfo = os.statvfs(path)
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager FileNotFoundError: [Errno 2] No such file or directory: '/usr/lib/python3/dist-packages/instances'
2021-05-09 09:55:34.003 4156 ERROR nova.compute.manager


root@compute:/var/log/nova# vi /etc/nova/nova.conf
[DEFAULT]
instances_path=/var/lib/nova/instances