The specific actions you might take in solving a JES3 problem is further refined into the following topics:

• Obtaining an exact description of the problem
• Determining the system events preceding the problem
• Determining the status of the system
• Documentation to Assist in Diagnosing JES3 Problems
• Recommendations for use of JES3 Dumps and Dump Core
• Viewing the contents of dumps - segments
• Viewing the contents of dumps - control blocks
• Types of problems in JES3 and associated address spaces
• JES3 address space performance problems
• Hangs and loops in the JES3 address space
• Abends in the JES3 address space
• Miscellaneous JES3 problem areas
• JES3 problems in a user address space
• Problems in the FSS address space
• Problems in the JES3DLOG address space
• Problems in the JESXCF address space
• Problems in the BDT address space
• Job related Diagnosis
• Reporting a problem to IBM®