报错: [ ERROR ] Cannot automatically add the host to cluster Default: Host address must be a FQDN or a valid IP address                               Please check Engine VM configuration.                     Make a selection from the options below:           (1) Continue setup - Engine VM configuration has been fixed           (2) Abort setup                     (1, 2)[1]:                     Checking for oVirt-Engine status at ovirt.sky-mobi.com... [ INFO  ] Engine replied: DB Up!Welcome to Health Status! 日志: [root@ovirt ovirt-engine]# tail -f /var/log/ovirt-engine/engine.log 2016-03-10 03:34:56,373 WARN  [org.ovirt.engine.core.bll.hostdeploy.AddVdsCommand] (default task-58) [6f92998b] CanDoAction of action 'AddVds' failed for user admin@internal. Reasons: VAR__ACTION__ADD,VAR__TYPE__HOST,$server hosted_engine_1,VALIDATION_VDS_HOSTNAME_HOSTNAME_OR_IP 2016-03-10 03:34:56,432 ERROR [org.ovirt.engine.api.restapi.resource.AbstractBackendResource] (default task-58) [] Operation Failed: [Host address must be a FQDN or a valid IP address] 解决:FQDN在整个ovirt使用中很重要,看来要架设一台DNS服务器了