MySQL: Create Master - Slave Servers
http://www.unixmen.com/setup-mariadb-master-slave-replication-in-centos-7/
and
http://www.rackspace.com/knowledge_center/article/set-up-mysql-master-slave-replication
Note:
1. Be careful of the binlog directory's permission.
2. Don't add it in the my.conf ->
master-host = [private-IP-of-db01] master-user = [replication-username] master-password = [replication-password] master-connect-retry = 60