ps -ef | grep mysql - checks if mysql/mysqld is one of the running processes.
pkill mysqld - kills the daemon, if it is running.
mysqld_safe --skip-grant-tables & - Run MySQL safe daemon with skipping grant tables
mysql -u root mysql - Login to MySQL as root with no password
UPDATE user SET password=PASSWORD("your-new-passowrd") WHERE user="root";
FLUSH PRIVILEGES;
Done
