[超超超超超超详细] Linux Centos7搭建Hadoop集群及运行MapReduce分布式集群
版本:Centos7Hadoop3.2.0JDK1.8虚拟机信息:内存3.2G处理器2*2内存50GISO:Centos-7-x86_64-DVD-2009一、在虚拟机上搭建LinuxCentos7略二、选择root登录并管理防火墙systemctlstopdirewalld#关闭防火墙systemctldisablefirewalld#关闭开机自启systemctlstatusfirewalld