com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.
The root cause was that: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.
CF can not open a TCP socket to the database server. Check that the database server is actually running, listening on port 3306 and not locked by a firewall.
http://www.oscararevalo.com/blog/index.cfm/2010/10/28/Getting-MySQLNonTransientConnectionException-errors-Then-Your-MySQL-Server-Might-Be-Angry-At-You
This might help you.