1.下载安装包到指定目录
wget -P /APP/Jenkins/ http://mirrors.jenkins.io/war-stable/latest/jenkins.war
![](https://img.haomeiwen.com/i22412934/8b196c7d73aa6d67.png)
2.安装 JDK
(1)下载JDK,并复制到 Linux 指定目录
https://www.oracle.com/java/technologies/javase-downloads.html
![](https://img.haomeiwen.com/i22412934/af34dee6ede9b0d1.png)
(2)解压
tar -zxvf jdk-14.0.1_linux-x64_bin.tar.gz
![](https://img.haomeiwen.com/i22412934/8767e92b2bce0dfd.png)
(3)配置环境变量
编辑文件 vi /etc/profile , 在 unset i 前面插入如下配置
![](https://img.haomeiwen.com/i22412934/8b167997cdc79838.png)
(4)生效环境变量
source /etc/profile
![](https://img.haomeiwen.com/i22412934/8fce4070dbf8d517.png)
(5)验证是否安装成功
jave -version
![](https://img.haomeiwen.com/i22412934/3a9c0d0205ef004e.png)
3.启动 Jenkins
java -jar /APP/Jenkins/jenkins.war --httpPort=8080
" /APP/Jenkins/jenkins.war"为jenkins包所在目录
![](https://img.haomeiwen.com/i22412934/7038622ff56a1009.png)
启动时报错,JDK版本不匹配
卸载 JDK,重新下载安装
![](https://img.haomeiwen.com/i22412934/1fcb15d059c530bf.png)
![](https://img.haomeiwen.com/i22412934/49eb8053a2ab520f.png)
重新配置环境变量并使环境变量生效,查看是否重新安装成功
![](https://img.haomeiwen.com/i22412934/2879feb51969d02b.png)
重新启动Jenkins
![](https://img.haomeiwen.com/i22412934/cfcf0c4a90d7292a.png)
成功
![](https://img.haomeiwen.com/i22412934/e76fb4e175e0af1f.png)
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