一键包安装mysql运行启动老报日志出错

一键包安装mysql时间长了启动老报什么日志出错怎么昝，重启服务器又好了，不能老是这样处理吧，高手请说一下方法
mysqld start


150604 10:11:54 [Warning] The syntax '--log' is deprecated and will be removed in a future release. Please use '--gene
ral-log'/'--general-log-file' instead.150604 10:11:54 [Warning] The syntax '--log-slow-queries' is deprecated and will be removed in a future release. Pleas
e use '--slow-query-log'/'--slow-query-log-file' instead.150604 10:11:54 [ERROR] Can't find messagefile '/usr/local/mysql/share/errmsg.sys'
150604 10:11:54 [Warning] Can't create test file /usr/local/mysql/data/iZ23xfep7u1Z.lower-test
150604 10:11:54 [Warning] Can't create test file /usr/local/mysql/data/iZ23xfep7u1Z.lower-test
mysqld: Can't change dir to '/usr/local/mysql/data/' (Errcode: 2)