一、实验环境准备
1.1准备四台主机服务器
操作系统 |
主机地址 |
主机名 |
CentOS 7.6 |
192.168.11.111 |
mysql-master1 |
CentOS 7.6 |
192.168.11.112 |
mysql-master2 |
CentOS 7.6 |
192.168.11.113 |
mysql-slave1 |
CentOS 7.6 |
192.168.11.114 |
mysql-slave2 |
1.2配置host解析
# vi /etc/hosts
192.168.11.111 mysql-master1
192.168.11.112 mysql-master2
192.168.11.113 mysql-slave1
192.168.11.114 mysql-slave2
1.3安装MySQL5.7版本
4台机器均安装,这里采用yum安装
# wget https://dev.mysql.com/get/mysql80-community-release-el7-4.noarch.rpm
# rpm -ivh mysql80-community-release-el7-4.noarch.rpm
# vi /etc/yum.repos.d/mysql-community.repo //配置yum源,下载mysql5.7