MySQL主主复制+LVS+Keepalived实现MySQL高可用性

http://bestvivi.com/2015/09/09/MySQL%E4%B8%BB%E4%B8%BB%E5%A4%8D%E5%88%B6+LVS+Keepalived%E5%AE%9E%E7%8E%B0MySQL%E9%AB%98%E5%8F%AF%E7%94%A8%E6%80%A7/