jdk安装
yum install lrzsz -y
1 上传:rz
2 解压:rpm -ivh jdk-7u67-linux-x64.rpm
3 配置环境变量:
vi /etc/profile
export JAVA_HOMR=/usr/java/jdk1.7.0_67
export PATH=$PATH:%JAVA_HOME%/bin
4 配置文件生效
source /etc/profile
5 测试
java -version
java