文件名称：安装JDK-Hadoop入门讲解
文件大小：918KB
文件格式：PPT
更新时间：2024-05-16 04:05:15
入门 hadoop
1.安装JDK 2.ssh免密码登录 tar -zxf jdk-7u80-linux-x64.tar.gz -C /opt echo export JAVA_HOME=/opt/jdk1.7.0_80 >>/etc/profile echo export PATH=$PATH:/opt/jdk1.7.0_80/bin >> /etc/profile ssh-keygen -t rsa cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys chmod 700 ~/.ssh chmod 600 ~/.ssh/authorized_keys 3.修改hadoop配置文件 4.启动hadoop hadoop namenode –format start-all.sh tar -zxf hadoop-2.8.1.tar.gz -C /opt