mysqld_safe --skip-grant-tables &
mysql -u root
use mysql
UPDATE user SET host = '%' where USER = 'root';
UPDATE user SET authentication_string=password('root') where USER = 'root';
flush privileges
service mysqld restart
mysqld_safe --skip-grant-tables &
mysql -u root
use mysql
UPDATE user SET host = '%' where USER = 'root';
UPDATE user SET authentication_string=password('root') where USER = 'root';
flush privileges
service mysqld restart