Create MySQL复制实现互为主从双机热备

http://www.lampblog.net/2010/09/mysql%E5%A4%8D%E5%88%B6%E5%AE%9E%E7%8E%B0%E4%BA%92%E4%B8%BA%E4%B8%BB%E4%BB%8E%E5%8F%8C%E6%9C%BA%E7%83%AD%E5%A4%87/