z/OS Version 1 Release 12 Implementation

This IBM® Redbooks® publication describes changes in installation and migration when migrating from a current z/OS® V1R10 and z/OS V1R11 to z/OS V1R12. Also described are tasks to prepare for the installation of z/OS V1R12, including ensuring that driving system and target system requirements are met, and coexistence requirements are satisfied. New migration actions are introduced in z/OS V1R12. This book focuses on identifying some of the new migration actions that must be performed for selected elements when migrating to z/OS V1R12.

This book describes the following enhancements:

• z/OS V1R12 installation, HiperDispatch, System Logger, Auto-reply to WTORs, Real Storage Manager (RSM)
  
• DFSMS, DFSORT, Services aids, z/OS Infoprint Server, TSO/E, RMF™, Language Environment®, BCP allocation
  
• XML System Services, z/OS UNIX® System Services, BCP supervisor, Extended Address Volumes
  
• HyperSwap®. BCPii, (de)ciphering, Predictive Failure Analysis, C language, Hardware instrumentation services
  
• FICON® dynamic channel-path management, Workload Manager, SDSF, JES2, JES3, SMF, GRS, XCF, HCD
  
• Unicode, Capacity provisioning, RRS, Parallel subsystems initialization
  
• z/OS Management Facility (z/OSMF)