To Reset Your MySQL Password on a Dedicated Linux Server
To stop MySQL and restart in safe mode: At the command prompt, type the following commands and press Enter after each.
service mysqld stop
killall mysqld
mysqld_safe --skip-grant-tables&
To reset the admin password and permissions: At the command prompt, type the following command and press Enter.
mysql psa -e "flush privileges; grant all privileges on *.* to 'admin'@'localhost' identified by "password"
NOTE: Replace "password" with you Plesk or cPanel administrative password.
To stop safe mode and restart MySQL: At the command prompt, type the following commands and press Enter after each.
killall mysqld
service mysqld start