Nginx配置高可用集群
1、什么是nginx高可用

高可用

(1)需要两台nginx
(2)需要keepalived
(3)需要虚拟的ip
2、配置高可用的准备工作
(1)需要两台服务器 192.168.17.129 和 192.168.17.131
(2)在两台服务器安装nginx
(3)在两台服务器安装keepalived
3、在两台服务器安装keepalived
(1)使用yum命令安装keepalived
yum install keepalived -y
(2)安装之后,在etc会生成目录keepalived,有文件keepalived.conf
4、完成高可用配置(主从配置)
(1)修改/etc/keepalived/keepalived.conf的配置文件
添加虚拟网卡等等
(2)在/usr/local/src添加检测脚本 检测nginx是否还活着
(3)把两台服务器上的nginx和keepalived启动
启动nginx
启动keepalived systemctl start keepalived.service

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