Debian下安装配置 Hadoop 3.1.3 集群
"slave1" # slave2 ssh-keygen -t rsa -C "slave2" # slave3 ssh-keygen -t rsa -C "slave3" 5. 免密码登录 在每台主机上执行: ssh-copy-id -i ~/.ssh/id_rsa.pub master ssh-copy-id -i ~/.ssh/id_rsa.pub slave1 ssh-copy-id -i ~/.ssh/id_rsa.pub slave2 ssh-copy-id -i ~/.ssh/id_rsa.pub slave3 6. 创建用户和用户组 在每台主机上执行: useradd -m -s /bin/bash hadoop JDK 安装与配置 1. 手动安装JDK 解压jdk安装包到/usr...阅读全文