MVS: Concepts and Facilities

This volume provides an overall picture of IBM's entire Multiple Virtual Storage mainframe operating system. It provides essential information to the nearly one million programmers,systems analysts,and applications developers working at IBM mainframe MVS installations. It covers such topics as: MVS/XA,a more powerful version of MVS; the recently announced MVS/ESA,an even more powerful version of this operating system; Direct Access Storage Devices (DASD) and DASD controllers; using MVS's Job Entry Subscriptions; reel and auxiliary storage; MVS Supervisor,task management; and more.