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java.net.NoRouteToHostException: 没有到主机的路由	at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)	at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:735)	at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)	at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)