安装和配置计算节点 in Installation Guide (liberty)

vim /etc/nova/nova.conf
[DEFAULT]
...
rpc_backend = rabbit

[oslo_messaging_rabbit]
...
rabbit_host = controller
rabbit_userid = openstack
rabbit_password = RABBIT_PASS

tail -f /var/log/nova/nova-compute.log
2018-09-17 13:02:17.467 2320 INFO oslo.messaging._drivers.impl_rabbit [-] Delaying reconnect for 1.0 seconds...
2018-09-17 13:02:18.475 2320 ERROR oslo.messaging._drivers.impl_rabbit [-] AMQP server on localhost:5672 is unreachable: [Errno 111] ECONNREFUSED. Trying again in 9 seconds.

[DEFAULT]
...
rpc_backend = rabbit

#[oslo_messaging_rabbit]
...
rabbit_host = controller
rabbit_userid = openstack
rabbit_password = RABBIT_PASS

liberty版本安装nova计算节点时报错，直接将消息队列配置全部放入默认区域，重启服务恢复正常

-----------------------------------
Release: 0.1 on 2016-11-24 07:54
SHA: cc8b39934de4de69e5235ca8e5c4d4b567d0f418
Source: http://git.openstack.org/cgit/openstack/openstack-manuals/tree/doc/install-guide/source/nova-compute-install.rst
URL: https://docs.openstack.org/liberty/zh_CN/install-guide-ubuntu/nova-compute-install.html