今天上线功能，使用package -Pprd打生产包，上线后启动服务，竟然报：

Caused by: com.alibaba.dubbo.remoting.TimeoutException: Waiting server-side response timeout by scan timer. start time: 2019-09-16 18:32:54.066, end time: 2019-09-16 18:33:04.079, client elapsed: 1 ms, server elapsed: 10012 ms, timeout: 10000 ms, request: Request [id=2, version=2.0.0, twoway=true, event=false, broken=false, data=RpcInvocation [methodName=subscribe, parameterTypes=[class com.alibaba.dubbo.common.URL, interface com.alibaba.dubbo.registry.NotifyListener], arguments=[consumer://197.1.20.88/com.alibaba.dubbo.registry.RegistryService?application=pawn-deposits-service&backup=197.1.20.168:2181,197.1.20.165:2181&callbacks=10000&connect.timeout=10000&dubbo=2.5.3&interface=com.alibaba.dubbo.registry.RegistryService&lazy=true&methods=register,subscribe,unregister,lookup,unsubscribe&pid=4299&reconnect=false&sticky=true&subscribe.1.callback=true&timeout=10000&timestamp=1568629958019&unsubscribe.1.callback=false, com.alibaba.dubbo.registry.integration.RegistryDirectory@7414b05d], attachments={sys_callback_arg-1=1947512925, path=com.alibaba.dubbo.registry.RegistryService, interface=com.alibaba.dubbo.registry.RegistryService, timeout=10000, version=0.0.0}]], channel: 197.1.20.88:0 -> /197.1.20.165:2181
	at com.alibaba.dubbo.remoting.exchange.support.DefaultFuture.returnFromResponse(DefaultFuture.java:188)
	at com.alibaba.dubbo.remoting.exchange.support.DefaultFuture.get(DefaultFuture.java:110)
	at com.alibaba.dubbo.remoting.exchange.support.DefaultFuture.get(DefaultFuture.java:84)
	at com.alibaba.dubbo.rpc.protocol.dubbo.DubboInvoker.doInvoke(DubboInvoker.java:96)
	at com.alibaba.dubbo.rpc.protocol.AbstractInvoker.invoke(AbstractInvoker.java:144)
	at com.alibaba.dubbo.rpc.listener.ListenerInvokerWrapper.invoke(ListenerInvokerWrapper.java:74)
	at com.alibaba.dubbo.rpc.protocol.dubbo.filter.FutureFilter.invoke(FutureFilter.java:53)
	at com.alibaba.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:91)
	at com.alibaba.dubbo.monitor.support.MonitorFilter.invoke(MonitorFilter.java:75)
	at com.alibaba.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:91)
	at com.alibaba.dubbo.rpc.filter.ConsumerContextFilter.invoke(ConsumerContextFilter.java:48)
	at com.alibaba.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:91)
	at com.alibaba.dubbo.rpc.protocol.InvokerWrapper.invoke(InvokerWrapper.java:53)
	at com.alibaba.dubbo.rpc.cluster.support.FailoverClusterInvoker.doInvoke(FailoverClusterInvoker.java:77)
	... 27 more

原因是：dobbo生产包地址引用写错了，改为：zookeeper://localhost:2181后，再启动，没问题