mysql5.7+keepalived1.3.5 Building a hot standby server

1. Planning

system	IP Address	Package and Installation method	VIP
CentOS 7.3.1611	10.3.3.240<master>	mysql5.7<rpm>; Keepalived-1.3.5-6<yum>	10.3.3.99
CentOS 7.3.1611	10.3.3.208<slave >	Mysql5.7<rpm>;keepalived-1.3.5-6<yum>	10.3.3.99

2. Installation Preparation
MySQL master or MySQL dual-owner, self-built here no longer repeat.
Note: MySQL and keepalived are best on the same host. MySQL master-slave open remote user
3.keepalived Installation
Yum-y Install keepalived
4.master<10.3.3.240> Configuration keepalived

nopreempt in the configuration file: It is guaranteed to switch frequently after keepalived failure recovery .
5.slave<10.3.3.208> Configuration keepalived

6. Start keepalived:
Systemctl Start keepalived
7. View VIP Address:

8. Turn off Master's keepalived:
Systemctl Stop keepalived

9. Test the connection:

mysql5.7+keepalived1.3.5 Building a hot standby server