部署jdk
部署系统:CentOS-7-x86_64-Minimal-1810
下载 Linux x64 Compressed Archive版本并上传到/home/scorpion目录
#下载地址 https://www.oracle.com/cn/java/technologies/javase/javase-jdk8-downloads.html #下载版本 jdk-8u281-linux-x64.tar.gz #解压 mkdir -p /home/scorpion && cd /home/scorpion tar -xzvf jdk-8u281-linux-x64.tar.gz && mv jdk1.8.0_281 jdk rm -rf jdk-8u281-linux-x64.tar.gz
配置jdk环境变量
vi ~/.bash_profile #JAVA_HOME export JAVA_HOME=/home/scorpion/jdk export PATH=$PATH:${JAVA_HOME}/bin
让环境变量生效
source ~/.bash_profile
查看java版本
[root@node1 scorpion]# java -version java version "1.8.0_281" Java(TM) SE Runtime Environment (build 1.8.0_281-b09) Java HotSpot(TM) 64-Bit Server VM (build 25.281-b09, mixed mode)