Reset root password

sudo /etc/init.d/mysqld stop sudo /etc/init.d/mysqld status sudo mysqld_safe --skip-grant-tables & mysql -u root 
 use mysql; update user set password=PASSWORD("mynewpassword") where User='root'; flush privileges; exit 
 sudo /etc/init.d/mysqld stop sudo /etc/init.d/mysqld status sudo /etc/init.d/mysqld start sudo /etc/init.d/mysqld status 
   
   
 https://support.rackspace.com/how-to/mysql-resetting-a-lost-mysql-root-password/