Common problem types
z/OS can process large amounts of work efficiently because it keeps track of storage in a way that makes its storage capacity seem greater than it is. It’s a complex system made up of many components, similar to the human body. And, like the human body, z/OS can experience problems that need to be diagnosed and corrected.
The following are examples of problems you might encounter while running z/OS:
•An abnormal end occurs in processing, known as an abend.
– Application program abends
– System program abends
•A job remains ...