2018-07-04 14:09:52,923:23077(0x7f3479b95700):ZOO_ERROR@handle_socket_error_msg@1643: Socket [10.10.109.7:2181] zk retcode=-7, errno=110(Connection timed out): connection to 10.10.109.7:2181 timed out (exceeded timeout by 0ms)
2018-07-04 14:09:52,956:23077(0x7f3479b95700):ZOO_WARN@zookeeper_interest@1557: Exceeded deadline by 33ms
2018-07-04 14:09:52,972:24407(0x7f0bb6d1e700):ZOO_ERROR@handle_socket_error_msg@1643: Socket [10.10.109.7:2181] zk retcode=-7, errno=110(Connection timed out): connection to 10.10.109.7:2181 timed out (exceeded timeout by 0ms)
2018-07-04 14:09:52,986:23077(0x7f3479b95700):ZOO_INFO@check_events@1705: initiated connection to server [10.10.109.7:2181]
2018-07-04 14:09:52,993:23077(0x7f3479b95700):ZOO_INFO@check_events@1752: session establishment complete on server [10.10.109.7:2181], sessionId=0x16463481a3f0003, negotiated timeout=100
2018-07-04 14:09:53,038:24407(0x7f0bb6d1e700):ZOO_WARN@zookeeper_interest@1557: Exceeded deadline by 67ms
2018-07-04 14:09:53,054:24407(0x7f0bb6d1e700):ZOO_INFO@check_events@1705: initiated connection to server [10.10.109.7:2181]
2018-07-04 14:09:53,059:23077(0x7f3479b95700):ZOO_ERROR@handle_socket_error_msg@1643: Socket [10.10.109.7:2181] zk retcode=-7, errno=110(Connection timed out): connection to 10.10.109.7:2181 timed out (exceeded timeout by 1ms)
2018-07-04 14:09:53,059:24407(0x7f0bb6d1e700):ZOO_INFO@check_events@1752: session establishment complete on server [10.10.109.7:2181], sessionId=0x1646353263b0000, negotiated timeout=200
2018-07-04 14:09:53,092:23077(0x7f3479b95700):ZOO_WARN@zookeeper_interest@1557: Exceeded deadline by 33ms
2018-07-04 14:09:53,114:23077(0x7f3479b95700):ZOO_INFO@check_events@1705: initiated connection to server [10.10.109.7:2181]
2018-07-04 14:09:53,127:23077(0x7f3479b95700):ZOO_INFO@check_events@1752: session establishment complete on server [10.10.109.7:2181], sessionId=0x16463481a3f0003, negotiated timeout=100
2018-07-04 14:09:53,806:23077(0x7f3479b95700):ZOO_ERROR@handle_socket_error_msg@1643: Socket [10.10.109.7:2181] zk retcode=-7, errno=110(Connection timed out): connection to 10.10.109.7:2181 timed out (exceeded timeout by 0ms)
2018-07-04 14:09:53,839:23077(0x7f3479b95700):ZOO_WARN@zookeeper_interest@1557: Exceeded deadline by 33ms
2018-07-04 14:09:53,844:23077(0x7f3479b95700):ZOO_INFO@check_events@1705: initiated connection to server [10.10.109.7:2181]
2018-07-04 14:09:53,848:23077(0x7f3479b95700):ZOO_INFO@check_events@1752: session establishment complete on server [10.10.109.7:2181], sessionId=0x16463481a3f0003, negotiated timeout=100

连接到启动成功的 zookeeper，控制台不断输出上述日志。。。请高手指教！