Description :The uproc which have launched a JCL end in Aborted status.
Cause
Cause type: Defect Root Cause: N/A
Environment
OS: MVS OS Version: z/OS
Resolution
Furthermore, check also if the network monitoring tool is used. ( 'Nagios plug-in' for TCP monitoring). Check also the value of the parameter SOMAXCONN in the z/OS side (TCPIP stack parameters).