mysql setup

[devikacs]

i am trying to set up a mysql server on my system.
i yum installed mysql and mysql-server
i also ran mysql_install_d b
but when i try mysqladmin -u root password 'xxxx', i get error
/usr/bin/mysqladmin: connect to server at 'localhost' failed
error: 'Access denied for user 'root'@'localho st' (using password: NO)'
can someone pls help me

[Atli]

That would indicate that the root password has already been set.
You could try creating a new password.

Login as root and do the following:

$ mysql -u root

mysql> SET PASSWORD FOR root@localhost=PASSWORD('newPwd');

mysql> FLUSH PRIVILEGES;