KDFD178E [detecting_module_name] [number] DEVICES IN VTS [groupname]

Explanation The number of VTS devices found on the system [number] is more than can be
            monitored. The current maximum number of VTS devices is 1536.

System action
 Processing continues with VTS monitoring for the first 1536 devices. 

User response
 			 				This message does not indicate a problem, only that 				all of the VTS devices defined on the system could not 				be monitored. If the maximum number of VTS devices to be 				monitored needs to be increased for your installation, 				contact IBM® Software Support. 			 		