1.Mysql高可用选型方案参考
http://imysql.com/2015/09/14/solutions-of-mysql-ha.shtml
2.Mysql高可用之Keepalived+mysql双主
https://zhuanlan.zhihu.com/p/23715039
3.mysql高可用
https://lanjingling.github.io/2015/10/29/mysql-ha/
4.mysql-mmm
http://mysql-mmm.org/doku.php
5.mysql高可用之PXC（Percona XtraDB Cluster）
http://www.cnblogs.com/xiaoboluo768/p/5135619.html
6.企业主流MySQL高可用集群架构三部曲之PXC
http://blog.51cto.com/sumongodb/1956086
7.MySQL小型高可用架构（组合）
https://yq.aliyun.com/articles/46056
8.几个中间件的github地址
mycat
https://github.com/MyCATApache/Mycat-Server

vitess

https://github.com/youtube/vitess

atlas

https://github.com/Qihoo360/Atlas