我使用 juju 部署了 openstack，并尝试启动一个新实例，但出现错误“未找到有效主机”。我查看了此社区和整个网络上有相同问题的其他问题，并尝试了所有方法，但似乎对我都不起作用。我还尝试过从映像创建卷，然后启动实例，但没有任何效果。
nova-manage 服务列表显示全部正确。
这是 nova-compute 日志：http://pastebin.com/et47GiHt
我有三个计算节点，一个有 4g ram 8 cpu 和 400gb hdd，第二个有 16g ram 16cpus 1.1t hdd，第三个有 4cpus 5g ram 和 110g hdd。
nova-manage 服务列表的输出：
Binary Host Zone Status State Updated_At
nova-cert nodethreehcl internal enabled :-) 2014-10-10 10:21:08
nova-scheduler nodethreehcl internal enabled :-) 2014-10-10 10:21:17
nova-conductor nodethreehcl internal enabled :-) 2014-10-10 10:21:10
nova-compute nodefivedell nova enabled :-) 2014-10-10 10:21:09
nova-network nodefivedell internal enabled :-) 2014-10-10 10:21:14
nova-compute nodeoneibm nova enabled :-) 2014-10-10 10:21:10
nova-network nodeoneibm internal enabled :-) 2014-10-10 10:21:14
nova-compute nodefourdell nova enabled :-) 2014-10-10 10:21:13
nova-network nodefourdell internal enabled :-) 2014-10-10 10:21:11
以下是一些 nova-scheduler 日志：
2014-10-09 09:09:20.887 5395 INFO oslo.messaging._drivers.impl_rabbit [-] Reconnecting to AMQP server on localhost:5672 2014-10-09 09:09:20.887 5395 INFO oslo.messaging._drivers.impl_rabbit [-] Delaying reconnect for 1.0 seconds... 2014-10-09 09:09:21.898 5395 ERROR oslo.messaging._drivers.impl_rabbit [-] AMQP server on localhost:5672 is unreachable: [Errno 111] ECONNREFUSED. Trying again in 25 se conds. 2014-10-09 09:09:46.905 5395 INFO oslo.messaging._drivers.impl_rabbit [-] Reconnecting to AMQP server on localhost:5672 2014-10-09 09:09:46.905 5395 INFO oslo.messaging._drivers.impl_rabbit [-] Delaying reconnect for 1.0 seconds... 2014-10-09 09:09:47.915 5395 ERROR oslo.messaging._drivers.impl_rabbit [-] AMQP server on localhost:5672 is unreachable: [Errno 111] ECONNREFUSED. Trying again in 27 se conds. 2014-10-09 11:04:33.915 19829 WARNING nova.scheduler.driver [req-72151d54-0d5d-4478-8d89-47154defd5c0 3306d471e67c4735a2816fdc94ac9552 5dc1db60d64f46249e68a3498f914a18] [instance: 39e0494c-6c75-46a0-b8b0-e45f9d52cd37] Setting instance to ERROR state. 2014-10-09 11:04:34.011 19829 INFO oslo.messaging._drivers.impl_rabbit [-] Connected to AMQP server on
192.168.2.166:5672 2014-10-09 11:13:14.985 19829 INFO nova.scheduler.filter_scheduler [req-531418dc-fde2-440c-8fb5-7e7d57b108a3 3306d471e67c4735a2816fdc94ac9552 5dc1db60d64f46249e68a3498f 914a18] Attempting to build 1 instance(s) uuids: [u'57d92c9f-9cee-42cc-ab08-94749e790401'] 2014-10-09 11:13:15.011 19829 INFO nova.filters [req-531418dc-fde2-440c-8fb5-7e7d57b108a3 3306d471e67c4735a2816fdc94ac9552 5dc1db60d64f46249e68a3498f914a18] Filter Imag ePropertiesFilter returned 0 hosts 2014-10-10 08:52:17.811 5076 WARNING nova.scheduler.driver [req-d07d057a-7ce6-4154-96b8-7640a16d4ec9 3306d471e67c4735a2816fdc94ac9552 5dc1db60d64f46249e68a3498f914a18] [instance: fa245933-d55b-4f68-90ce-ee7ab1deb536] Setting instance to ERROR state. 2014-10-10 09:03:58.055 5076 INFO nova.openstack.common.service [-] Caught SIGTERM, exiting 2014-10-10 09:03:58.783 14967 INFO nova.openstack.common.periodic_task [-] Skipping periodic task
_periodic_update_dns because its interval is negative 2014-10-10 09:03:58.830 14967 AUDIT nova.service [-] Starting scheduler node (version
2014.1.2) 2014-10-10 09:03:59.382 14967 INFO oslo.messaging._drivers.impl_rabbit [-] Connected to AMQP server on
192.168.2.166:5672 2014-10-10 09:04:17.220 14967 INFO nova.scheduler.filter_scheduler [req-f7e08c23-7689-4a1e-8184-99761e681c1b 3306d471e67c4735a2816fdc94ac9552 5dc1db60d64f46249e68a3498f 914a18] Attempting to build 1 instance(s) uuids: [u'e902fea6-9f30-450d-985d-9aca6f1e4e10'] 2014-10-10 09:04:17.254 14967 INFO nova.filters [req-f7e08c23-7689-4a1e-8184-99761e681c1b 3306d471e67c4735a2816fdc94ac9552 5dc1db60d64f46249e68a3498f914a18] Filter Imag ePropertiesFilter returned 0 hosts 2014-10-10 09:04:17.255 14967 WARNING nova.scheduler.driver [req-f7e08c23-7689-4a1e-8184-99761e681c1b 3306d471e67c4735a2816fdc94ac9552 5dc1db60d64f46249e68a3498f914a18] [instance: e902fea6-9f30-450d-985d-9aca6f1e4e10] Setting instance to ERROR state. 2014-10-10 09:04:17.355 14967 INFO oslo.messaging._drivers.impl_rabbit [-] Connected to AMQP server on
192.168.2.166:5672