Recover MySQL Database root password

1. Login as root
2. Stop the MySQL server by using command

/etc/init.d/mysql stop

#or

ps aux | grep mysql

kill -9 mysqlID

mysqld_safe --skip-grant-tables &

#/usr/local/mysql/bin/mysqld_safe --skip-grant-tables &

mysql -u root

mysql> use mysql;

mysql> update user set password=PASSWORD("newrootpassword") where user='root';

mysql> flush privileges;

mysql> quit

/etc/init.d/mysql stop

/etc/init.d/mysql start