DB1: 192.168.10.13:3358 
DB2: 192.168.10.14:3358
VIP: 192.168.10.100:3358
注意: /etc/my.cnf中,bind_address注销掉,或者改为0.0.0.0

mysql已安装完毕,并配置了主-主关系)

DB1,DB2都要安装 ipvsadm, keepalived

服务器安装的是mysql,yum安装Keepalived时,遇到需要的依赖是mariadb库并与mysql的文件冲突,所以采用手工源码安装keepalived:

yum -y install gcc openssl-devel
wget https://www.keepalived.org/software/keepalived-2.0.20.tar.gz
tar zxvf keepalived-2.0.20.tar.gz
cd keepalived-2.0.20
./configure --prefix=/usr/local/keepalived

安装ipvsadm:
yum -y ipvsadm

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