双机热备份配置手册 Nginx+keepalived+heartbeat 双机热备份配置手册双机热备份配置手册 正文目录 1 双机热备简介 ................................................................................................... 3 2 双机热备安装与配置 ....................................................................................... 4 2.1 安装环境和软件版本说明 ............................................................................ 4 2.2 系统安装 ........................................................................................................ 4 2.3 JDK 环境安装配置 ......................................................................................... 4 2.4 MYSQL 安装配置 .......................................................................................... 6 2.4.1 基本安装配置 ............................................................................................. 6 2.4.2 数据库双机互备 ......................................................................................... 6 2.5 反向代理服务器NGINX 的安装配置 ......................................................... 8 2.6 KEEPALIVED 安装配置 .............................................................................. 12 2.7 HEARTBEAT 的安装配置 ........................................................................... 14 2.8 APACHE-TOMCAT 安装配置 ..................................................................... 16 3 CENTOS 下安装配置的改动 .......................................................................... 18 3.1 NGINX .......................................................................................................... 18 3.2 KEEPALIVED ............................................................................................... 20 3.3 HEARTBEAT ................................................................................................ 23 3.4 添加 SHELL 脚本 .............................................