IBM z/OS V2R2: Storage Management and Utilities

DFSMSdfp

This chapter describes the changes that were made to DFSMSdfp that was introduced with z/OS V2R2.

This chapter includes the following topics:

•1.1, “DFSMSdfp overview” on page 2

•1.2, “DFSMSdfp enhancements” on page 2

•1.3, “SMS space constraint relief enhancements” on page 3

•1.4, “User-defined ACS read-only variable” on page 5

•1.5, “SMS RAS enhancements” on page 6

•1.6, “SMF VTOC audit log” on page 10

•1.7, “Open/Close/End of Volume” on page 12

1.1 DFSMSdfp overview

The DFSMSdfp is a Data Facility Storage Management Subsystem (DFSMS) ...