1。停止服务器mysql进程，用kill -9 进程号也可以
/aliyun/webserver/mysql-5.1.57/share/mysql/mysql.server stop
2。用参数启动mysql
/aliyun/webserver/mysql-5.1.57/bin/mysqld_safe --skip-grant-tables &
3。root登陆
/aliyun/webserver/mysql-5.1.57/bin/mysql -uroot
4。进入mysql库
use mysql;
5。重置密码
update user set Password = PASSWORD('1q2w3ephpwind') where user ='root';
6。正常启动mysql
/aliyun/webserver/mysql-5.1.57/share/mysql/mysql.server restart
测试下刚修改的密码是否正常
/aliyun/webserver/mysql-5.1.57/bin/mysql -uroot -p
