一、JDK1.8 环境搭建
1、上传文件解压
[root@localhost mysoft]# tar -zxvf jdk-8u161-linux-x64.tar.gz
[root@localhost mysoft]# pwd
/usr/local/mysoft
[root@localhost mysoft]# mv jdk1.8.0_161 jdk1.8
2、检查环境，已经安装删除
[root@localhost mysoft]# ps -aux|grep java
[root@localhost mysoft]# rpm -e --nodeps rpm -qa | grep java
3、配置环境变量
[root@localhost /]# vim /etc/profile
文件末尾追加 下面内容 shit+g 跳到文件末尾
JAVA_HOME
export JAVA_HOME=/usr/local/mysoft/jdk1.8
export PATH=$PATH:$JAVA_HOME/bin
4、检测安装成功
[root@localhost /]# java -version
openjdk version "1.8.0_161"
OpenJDK Runtime Environment (build 1.8.0_161-b14)
OpenJDK 64-Bit Server VM (build 25.161-b14, mixed mode)
二、TOMCAT8 安装
1、上传安装包
[root@localhost mysoft]# tar -zxvf apache-tomcat-8.5.40.tar.gz
[root@localhost mysoft]# mv apache-tomcat-8.5.40 tomcat8.5
2、启动服务
[root@localhost bin]# pwd
/usr/local/mysoft/tomcat8.5/bin
[root@localhost bin]# ./startup.sh
Tomcat started.