Reset MySQL Password

1. Stop the mysqld daemon process. 

# service mysqld stop 

or  

# /etc/init.d/mysqld stop 

or 

# chkconfig mysqld off

2. Start the mysqld daemon process with the --skip-grant-tables option.
# mysqld --skip-grant-tables

3. Start the mysql client with the -u root option.
# mysql -u root

4. Execute the following SQL command to set a new password.
mysql> UPDATE mysql.user SET Password=PASSWORD('password') WHERE User='root';

5. Execute the following SQL command to refresh mySQL engine server.
# FLUSH PRIVILEGES;