z/OS Version 2 Release 3 MVS JCL User's Guide IBM SA23-1386-30 Note Before using this information and the product it supports, read the information in “Notices” on page 261. This edition applies to Version 2 Release 3 of z/OS (5650-ZOS) and to all subsequent releases and modifications until otherwise indicated in new editions. Last updated: 2019-02-16 © Copyright International Business Machines Corporation 1988, 2017. US Government Users Restricted Rights – Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents List of Figures....................................................................................................... xi List of Tables.......................................................................................................xiii About this document............................................................................................xv Who should use this document..................................................................................................................xv Where to find more information................................................................................................................. xv How to send your comments to IBM.................................................................... xvii If you have a technical problem............................................................................................................... xvii Summary of changes......................................................................................... xviii Summary of changes............................................................................................................................... xviii Summary of changes............................................................................................................................... xviii z/OS Version 2 Release 1 summary of changes......................................................................................xviii Part 1. Introduction............................................................................................... 1 Chapter 1. Introduction - job control statements.......................................................................................3 JCL statements.......................................................................................................................................3 JECL statements.....................................................................................................................................4 Chapter 2. Introduction - job control language (JCL)................................................................................ 7 Understanding JCL................................................................................................................................. 7 “Chez MVS”....................................................................................................................................... 7 How this relates to JCL..................................................................................................................... 7 Job control statements.....................................................................................................................8 Required control statements............................................................................................................ 9 Exercise: creating and entering a job.....................................................................................................9 Before you begin............................................................................................................................... 9 Step 1. allocate a data set to contain your JCL..............................................................................10 Step 2. edit the JCL data set and add the necessary JCL..............................................................10 Step 3. submit the JCL to the system as a job............................................................................... 11 Step 4. view and understand the output from the job...................................................................13 Step 5. make changes to your JCL................................................................................................. 14 Step 6. view and understand your final output..............................................................................14 More complex jobs............................................................................................................................... 16 In-stream and cataloged procedures............................................................................................ 16 Input streams..................................................................................................................................17 Additional information......................................................................................................................... 18 Installation conventions worksheet...............................................................................................18 Using ISPF to allocate and edit a data set..................................................................................... 19 Using SDSF to view output from a job............................................................................................ 20 Helpful utilities................................................................................................................................21 Chapter 3. Job Control Tasks.....................................................................................................................23 Entering Jobs........................................................................................................................................23 Processing jobs.....................................................................................................................................24 Requesting Resources..........................................................................................................................24 Task charts............................................................................................................................................24 Part 2. Tasks for entering jobs ............................................................................. 31 iii Chapter 4. Entering jobs - identification ..................................................................................................33 Identification of job.............................................................................................................................. 33 Identification of step............................................................................................................................ 34 Identification of procedure.................................................................................................................. 34 Identification of INCLUDE group..........................................................................................................35 Identification of account...................................................................................................................... 35 For local execution..........................................................................................................................35 For remote execution......................................................................................................................36 Identification of programmer...............................................................................................................36 Chapter 5. Entering jobs - execution ........................................................................................................ 37 Execution of program........................................................................................................................... 37 Execution of procedure........................................................................................................................ 38 Execution when restarting and with checkpointing (non-APPC) ....................................................... 38 Restarting after abnormal termination...........................................................................................38 Restarting when the system failed in a JES2 system ................................................................... 39 Restarting when the system failed in a JES3 system ................................................................... 39 Deadline or periodic execution in a JES3 system................................................................................39 Use of deadline scheduling............................................................................................................ 40 Use of periodic scheduling............................................................................................................. 40 Execution when dependent on other jobs in a JES3 system ............................................................. 40 Execution at remote node (non-APPC)................................................................................................42 Considerations when submitting a remote job.............................................................................. 43 Chapter 6. Entering jobs - job input control............................................................................................