Fatal error: Can't open and lock privilege tables: Table 'mysql.host' doesn't exist

mysql安装报错如下：

Fatal error: Can't open and lock privilege tables: Table 'mysql.host' doesn't exist
121217 23:10:40 mysqld_safe mysqld from pid file /data/mysql/data/DB8.pid ended

 

解决办法：

mysql_install_db --user=mysql  初始化数据库即可