下载安装

1
2
3
4
5
6
mkdir -p /usr/local/java && cd /usr/local/java
## 下载JDK
wget https://download.oracle.com/java/17/latest/jdk-17_linux-x64_bin.tar.gz
## 将安装包解压缩到java目录
tar -zxvf jdk-17_linux-x64_bin.tar.gz

配置环境变量

1
vim /etc/profile
1
2
3
4
## set java environment
JAVA_HOME=/usr/local/java/jdk-17.0.9
PATH=$PATH:$JAVA_HOME/bin
export JAVA_HOME PATH

生效

1
source /etc/profile
1
java -version

安装kill all

1
yum install psmisc -y