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问题1.如果在搭建集群时碰到类似于这样的错误，Cannot open channel to 2 at election address WARN [WorkerSender[myid=1]:QuorumCnxManager@584] - Cannot open channel to 2 at election address cdh03/192.168.5.148:3888 java.net.ConnectException: Connection refused (Connection refus.

前提: 已经配置好JDK环境变量 上传zookeeper 安装包到linux中/usr/local/temp 中(目录随意,对安装无影响) 解压zookeeper压缩包 # tar zxvf /usr/local/temp/zookeeper-3.4.8.tar.gz 复制zookeeper解压后的文件夹到/usr/local下并起名为zookpper(复制后名称任意,对安装无影响) # cp -r /usr/local/temp/zookeeper-3.4.8 /usr/local...