z/OS Version 2 Release 4 DFSMSdfp Utilities IBM SC23-6864-40 Note Before using this information and the product it supports, read the information in “Notices” on page 345. This edition applies to Version 2 Release 4 of z/OS (5650-ZOS) and to all subsequent releases and modifications until otherwise indicated in new editions. Last updated: 2020-04-27 © Copyright International Business Machines Corporation 1979, 2020. US Government Users Restricted Rights – Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents Figures................................................................................................................. xi Tables................................................................................................................. xv About this book...................................................................................................xix Required product knowledge.....................................................................................................................xx Referenced documents.............................................................................................................................. xx z/OS information........................................................................................................................................xxi Notational Conventions............................................................................................................................. xxi How to send your comments to IBM....................................................................xxv If you have a technical problem...............................................................................................................xxv Summary of changes........................................................................................ xxvii Summary of changes for z/OS Version 2 Release 4...............................................................................xxvii Summary of changes for z/OS Version 2 Release 3 (V2R3).................................................................. xxvii Summary of changes for z/OS Version 2 Release 2 (V2R2).................................................................. xxvii Chapter 1. Introduction......................................................................................... 1 Guide to utility program functions...............................................................................................................1 System utility programs...............................................................................................................................5 Data set utility programs..............................................................................................................................5 Control..........................................................................................................................................................6 Job Control Statements..........................................................................................................................6 Utility control statements.......................................................................................................................7 Special referencing aids...............................................................................................................................9 Chapter 2. IEBCOMPR (Compare Data Sets) Program............................................11 Input and Output....................................................................................................................................... 12 Control........................................................................................................................................................12 Job Control Statements....................................................................................................................... 12 Utility Control Statements....................................................................................................................13 IEBCOMPR Examples................................................................................................................................ 15 Example 1: Compare Data Sets that Reside on Tape..........................................................................15 Example 2: Compare Sequential Data Sets that Reside on Tape....................................................... 16 Example 3: Compare Sequential Data Sets Written at Different Densities........................................ 16 Example 4: Compare Sequential Data Sets—Input Stream and Tape Input......................................17 Example 5: Copy and Compare Sequential Data Set in Two Job Steps............................................. 17 Example 6: Compare Two Partitioned Data Sets................................................................................ 18 Example 7: Copy and Compare Partitioned Data Set in Two Job Steps.............................................18 Example 8: Compare Two PDSEs........................................................................................................ 19 Chapter 3. IEBCOPY (Library Copy) Program.........................................................21 Converting Load Modules to Program Objects or the Reverse.................................................................21 Converting Partitioned Data Sets to PDSEs.............................................................................................. 22 Copying Data Sets......................................................................................................................................22 Merging Data Sets......................................................................................................................................22 Increasing Directory Space for a Partitioned Data Set........................................................................22 Unloading (Backing up) Data Sets............................................................................................................. 23 iii Copying Directory Information between a Partitioned Data Set and a PDSE.....................................23 Loading or Copying Unload Data Sets....................................................................................................... 23 IEBCOPY Unload Data Set DCB Parameters........................................................................................24 Selecting Members to be Copied, Unloaded, or Loaded...........................................................................24 Excluding Members from a Copy Operation..............................................................................................25 Copying Members That Have Alias Names (COPY Statement).................................................................25 Replacing Members in a Data Set........................................................................................................ 26 Renaming Selected Members.............................................................................................................. 27 Copying Program Objects (COPYGRP and COPYGROUP Statements)..................................................... 27 COPYGROUP.........................................................................................................................................28 Replacing Program Objects..................................................................................................................28 Compressing a Partitioned Data Set......................................................................................................... 29 Processing Considerations for Compress............................................................................................29 Altering Load Modules............................................................................................................................... 30 Copying and Reblocking Load Modules.....................................................................................................30 Changed COPYMOD operation.............................................................................................................31 How IEBCOPY Uses Virtual Storage for Tables and Buffers.....................................................................31 How IEBCOPY Allocates Tables and Buffers.......................................................................................31 Avoiding the Need to Supply Control Statements.................................................................................... 32 Restrictions................................................................................................................................................ 32 Input and Output....................................................................................................................................... 34 Control........................................................................................................................................................34 Job Control Statements....................................................................................................................... 34 Utility Control Statements....................................................................................................................39 IEBCOPY Examples....................................................................................................................................49