1、JDK

    1）下载JDK：jdk-8u92-linux-x64.gz，上传到/usr/local/service/java目录

    2）解压缩：tar -zxvf jdk-8u92-linux-x64.gz

    3）配置环境变量

cd /etcvi profileexport JAVA_HOME=/usr/local/service/java/jdk1.8.0_92export JRE_HOME=/usr/local/service/java/jdk1.8.0_92/jreexport PATH=$PATH:/usr/local/service/java/jdk1.8.0_92/binexport CLASSPATH=./:/usr/local/service/java/jdk1.8.0_92/lib:/usr/local/service/java/jdk1.8.0_92/jre/lib

    4）重启：shutdown -r now

    5）验证：java -version