搭建zookeeper集群遇到的坑

1.启动zkServer.sh 指令，发现日志 Cannot open channel to 2 at election address /192.168.40.129:3888 java.net.ConnectException: Connection refused (Connection refused) ping用来检查网络是否通畅或者网络链接速度的命令  telnet是用来探测指定ip是

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