如果迁移是“冷”迁移（在迁移过程中服务被终止活动并下线），可以使用OCCI的终止和重启虚拟机、网络资源等特性。
If the migration is a ‘cold’ migration (service is passivised and offline during migration), OCCI’s features to stop and restart the virtual machines, network resources, etc. can be used.
但是，在应用程序重启和网络故障时消息可以保留。
However, messages will survive application restarts and network failures.
清单 1 的输出显示了关闭和重启网络的所有步骤。
The output in Listing 1 shows all the steps involved in shutting down and bringing up the network.
应用推荐