Forum Discussion
samstep
Jul 23, 2014Cirrocumulus
Are you using the MySQL proxy iApp? (it is available for v11.x here: https://devcentral.f5.com/wiki/iApp.MySQL-Proxy-iApp.ashx
If connection errors are rare it is possible that you get load-balanced to an overloaded/unresponsive pool member - check the ltm logs for any pool members being down at the same time when you get the jdbc communications link failure.
Enabling the TCP Reset reason logging on F5 can also help - see Solution l13223
Sam