最近部署了MHA，记录一下！

http://yotoobo.github.io/2015/07/08/%E6%8C%89%E9%83%A8%E5%B0%B1%E7%8F%AD%E9%83%A8%E7%BD%B2Mysql%E9%AB%98%E5%8F%AF%E7%94%A8%E4%B9%8BMHA/

好复杂的样子。