feelwing1314 commented on issue #1735: 
采用zookeeper集群配置,把所有zookeeper都停掉以后为什么还能调用服务
URL: 
https://github.com/apache/incubator-dubbo/issues/1735#issuecomment-386547934
 
 
   dubbo的消费端Consumer会local cache 
服务提供端Provider的信息,启动Provider和Consumer后,如果服务没有变更;完全可以正常调用,没有任何影响。Provider和Consumer启动后,zk的作用是当有服务变更时通知订阅者更新信息

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