hadoop3.1.3集群搭建(ha+yarn)

当前环境: centos6.5,jdk8 准备工作: 1.服务器之间免密登录 $ ssh-keygen -t dsa -P ” -f ~/.ssh/id_dsa $ cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys $ chmod 0600 ~/.ssh/authorized_keys 2.服务器之间时间同步 3.安装zookeeper集群 搭建步骤: 1.下载apache hadoop3.1.3并上传至服务器解压 https://www.apache.org/dyn/closer.cgi/hadoop/common/hadoop-3.1.3/ha