z/OSVersion 2 Release 3

MVS JCL Reference

IBM

SA23-1385-30

Note

Before using this information and the product it supports, read the information in “Notices” on page659.

This edition applies to Version 2 Release 3 of z/OS (5650-ZOS) and to all subsequent releases and modifications untilotherwise indicated in new editions.

Last updated: 2019-07-02© Copyright International Business Machines Corporation 1988, 2017.US Government Users Restricted Rights – Use, duplication or disclosure restricted by GSA ADP Schedule Contract withIBM Corp.

Contents

Figures...........................................................................................................xxxvii

Tables............................................................................................................. xxxix

About this document............................................................................................xliWho should use this document..................................................................................................................xliWhere to find more information.................................................................................................................xliRelated information....................................................................................................................................xli

Programs.............................................................................................................................................. xlii

How to send your comments to IBM....................................................................xliiiIf you have a technical problem............................................................................................................... xliii

Summary of changes...........................................................................................xlvSummary of changes for z/OS Version 2 Release 3 (V2R3)..................................................................... xlvSummary of changes for z/OS Version 2 Release 2 (V2R2) as updated December, 2015.....................xlviSummary of changes for z/OS Version 2 Release 2.................................................................................xlviSummary of changes for z/OS Version 2 Release 1...............................................................................xlviiiz/OS Version 2 Release 1 summary of changes.....................................................................................xlviii

Chapter 1. Job control statements......................................................................... 1JCL statements............................................................................................................................................ 1JECL statements.......................................................................................................................................... 2

Chapter 2. Job Control Tasks..................................................................................5Entering Jobs............................................................................................................................................... 5Processing Jobs........................................................................................................................................... 5Requesting Resources................................................................................................................................. 6Task Charts...................................................................................................................................................6

Chapter 3. Format of statements.......................................................................... 13JCL statement fields.................................................................................................................................. 13

Parameter field.....................................................................................................................................15JES2 control statement fields................................................................................................................... 16JES3 control statement fields................................................................................................................... 16Continuing statements.............................................................................................................................. 16

Continuing JCL statements.................................................................................................................. 16Examples of continued statements..................................................................................................... 17Continuing JES2 control statements................................................................................................... 18Continuing JES3 control statements................................................................................................... 18

Chapter 4. Syntax of parameters..........................................................................19Notation used to show syntax................................................................................................................... 19Character sets............................................................................................................................................ 21Syntax notes...............................................................................................................................................23Backward references................................................................................................................................. 23

Examples of backward references.......................................................................................................24

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Chapter 5. Procedures and symbols..................................................................... 27Cataloged and in-stream procedures........................................................................................................27

In-stream procedures.......................................................................................................................... 27Cataloged procedures.......................................................................................................................... 27Using a procedure................................................................................................................................ 28Testing a procedure..............................................................................................................................28

Modifying procedures................................................................................................................................ 28Modifying EXEC statement parameters...............................................................................................29Modifying OUTPUT JCL and DD statements........................................................................................ 30Examples of procedures.......................................................................................................................32

Nested procedures.................................................................................................................................... 34Nesting procedures.............................................................................................................................. 34Modifying nested procedures.............................................................................................................. 35Examples of modifying nested procedures......................................................................................... 35

Using system symbols and JCL symbols...................................................................................................37What are system symbols?.................................................................................................................. 37What are JCL symbols?........................................................................................................................ 38Coding symbols in JCL..........................................................................................................................41Determining equivalent JCL................................................................................................................. 43Examples of defining and coding symbols in JCL................................................................................48Using symbols in nested procedures...................................................................................................49Examples of coding symbols in nested procedures............................................................................ 50

Using symbols in JES in-stream data........................................................................................................ 51JCL symbol service (IEFSJSYM)...........................................................................................................53JES symbol service (IAZSYMBL)..........................................................................................................53

Using symbols in batch JCL....................................................................................................................... 53

Chapter 6. Job control statements on the output listing........................................ 55

Chapter 7. Started tasks...................................................................................... 57Determining whether to use a started task...............................................................................................57Determining the source JCL for the started task...................................................................................... 57

START command processing when the member is a procedure........................................................ 58START command processing when the member is a job.................................................................... 58Review current started tasks............................................................................................................... 58Convert procedures to jobs (optional)................................................................................................. 58

Determining system services for a started task........................................................................................60Deciding under which subsystem a started task should run.............................................................. 60Running a started task under a job entry subsystem..........................................................................61Running a started task under the master subsystem......................................................................... 61Running a started task that uses catalogs...........................................................................................62Set Up the master JCL..........................................................................................................................62

Coding the JCL........................................................................................................................................... 62Naming the JCL member......................................................................................................................63Coding the JOB statement for the started task...................................................................................63Using symbols in started task JCL....................................................................................................... 63

Naming a started task (source JCL is a job).............................................................................................. 67Setting up operator education for your started task.................................................................................68

Chapter 8. JCL command statement.....................................................................69Description................................................................................................................................................. 69

Syntax................................................................................................................................................... 69Operation field......................................................................................................................................69Parameter field.....................................................................................................................................69Comments field.................................................................................................................................... 69Location in the JCL............................................................................................................................... 70

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Defaults.................................................................................................................................................70Examples of the command statement.................................................................................................70

Chapter 9. COMMAND statement..........................................................................71Description................................................................................................................................................. 71

Syntax................................................................................................................................................... 71Name field............................................................................................................................................ 72Operation field......................................................................................................................................72Parameter field.....................................................................................................................................72Comments field.................................................................................................................................... 72Location in the JCL............................................................................................................................... 72Defaults.................................................................................................................................................72Examples of the COMMAND statement............................................................................................... 72

Chapter 10. Comment statement..........................................................................73Description................................................................................................................................................. 73

Syntax................................................................................................................................................... 73Location in the JCL............................................................................................................................... 73Listing of comments statements..........................................................................................................73Examples of the comment statement................................................................................................. 73

Chapter 11. CNTL statement................................................................................ 75Description................................................................................................................................................. 75

Syntax................................................................................................................................................... 75Label field............................................................................................................................................. 75Operation field......................................................................................................................................75Parameter field.....................................................................................................................................75Comments field.................................................................................................................................... 75Location in the JCL............................................................................................................................... 75Program control statements................................................................................................................ 76Program control statements in procedures.........................................................................................76Example of the CNTL statement.......................................................................................................... 76

Chapter 12. DD statement....................................................................................77Description................................................................................................................................................. 77

Syntax................................................................................................................................................... 77Name field............................................................................................................................................ 77Operation field......................................................................................................................................79Parameter field.....................................................................................................................................79Comments field.................................................................................................................................... 90Location in the JCL............................................................................................................................... 90Examples of DD statements and ddnames......................................................................................... 93

* Parameter................................................................................................................................................ 93Syntax................................................................................................................................................... 94Defaults.................................................................................................................................................94Relationship to other parameters........................................................................................................ 94Relationship to other control statements............................................................................................95Location in the JCL............................................................................................................................... 95Unread records..................................................................................................................................... 95Examples of the * parameter............................................................................................................... 95

ACCODE parameter....................................................................................................................................96Syntax................................................................................................................................................... 96Subparameter definition...................................................................................................................... 97Defaults.................................................................................................................................................97Overrides.............................................................................................................................................. 97Example of the ACCODE parameter.....................................................................................................97

AMP parameter.......................................................................................................................................... 97

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Syntax................................................................................................................................................... 98Subparameter definition...................................................................................................................... 99Relationship to other parameters......................................................................................................103Buffer requirements...........................................................................................................................104Examples of the AMP parameter....................................................................................................... 104

AVGREC parameter..................................................................................................................................104Syntax................................................................................................................................................. 105Subparameter definition.................................................................................................................... 105Overrides............................................................................................................................................ 105Relationship to other parameters......................................................................................................105Examples of the AVGREC parameter.................................................................................................105

BLKSIZE parameter................................................................................................................................. 106Syntax................................................................................................................................................. 106Subparameter definition.................................................................................................................... 106Defaults.............................................................................................................................................. 106Overrides............................................................................................................................................ 106Relationship to other control statements..........................................................................................107Coexistence considerations...............................................................................................................107Examples of the BLKSIZE parameter................................................................................................ 107

BLKSZLIM parameter.............................................................................................................................. 107Syntax................................................................................................................................................. 107Subparameter definition.................................................................................................................... 108Defaults.............................................................................................................................................. 108Relationship to other parameters......................................................................................................108Example of the BLKSZLIM parameter............................................................................................... 108

BURST parameter.................................................................................................................................... 108Syntax................................................................................................................................................. 109Subparameter definition.................................................................................................................... 109Defaults.............................................................................................................................................. 109Overrides............................................................................................................................................ 109Relationship to other parameters......................................................................................................109Relationship to other control statements..........................................................................................109Example of the BURST parameter..................................................................................................... 109

CCSID parameter.....................................................................................................................................110Syntax................................................................................................................................................. 110Subparameter definition.................................................................................................................... 110Default................................................................................................................................................ 110Relationship to other parameters......................................................................................................110Examples of the CCSID parameter.................................................................................................... 111

CHARS parameter....................................................................................................................................112Syntax................................................................................................................................................. 112Subparameter definition.................................................................................................................... 112Defaults.............................................................................................................................................. 113Overrides............................................................................................................................................ 113Relationship to other parameters......................................................................................................113Relationship to other control statements..........................................................................................113Requesting a high-density dump.......................................................................................................114Examples of the CHARS parameter...................................................................................................114

CHKPT parameter.................................................................................................................................... 114Syntax................................................................................................................................................. 114Subparameter definition.................................................................................................................... 114Overrides............................................................................................................................................ 114Relationship to other parameters......................................................................................................115Relationship to the SYSCKEOV DD statement...................................................................................115Checkpointing concatenated data sets............................................................................................. 115Examples of the CHKPT parameter................................................................................................... 115

CNTL parameter.......................................................................................................................................115Syntax................................................................................................................................................. 116

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Subparameter definition.................................................................................................................... 116Examples of the CNTL parameter......................................................................................................116

COPIES parameter...................................................................................................................................116Syntax................................................................................................................................................. 117Subparameter definition.................................................................................................................... 117Defaults.............................................................................................................................................. 117Overrides............................................................................................................................................ 117Relationship to Other Parameters..................................................................................................... 117Relationship to other control statements..........................................................................................118Examples of the COPIES parameter..................................................................................................119

DATA parameter.......................................................................................................................................119Syntax................................................................................................................................................. 120Defaults.............................................................................................................................................. 120Relationship to other parameters......................................................................................................120Relationship to other control statements..........................................................................................121Location in the JCL............................................................................................................................. 121Unread records...................................................................................................................................121Examples of the DATA parameter......................................................................................................121

DATACLAS parameter.............................................................................................................................. 122Syntax................................................................................................................................................. 123Subparameter definition.................................................................................................................... 123Defaults.............................................................................................................................................. 123Overrides............................................................................................................................................ 123Relationship to other parameters......................................................................................................124Examples of the DATACLAS parameter............................................................................................. 124

DCB parameter........................................................................................................................................ 125Syntax................................................................................................................................................. 125Subparameter definition.................................................................................................................... 126Completing the data control block.................................................................................................... 127Relationship to other parameters......................................................................................................127Examples of the DCB parameter....................................................................................................... 128DCB subparameters........................................................................................................................... 129

DDNAME parameter................................................................................................................................ 138Syntax................................................................................................................................................. 138Subparameter definition.................................................................................................................... 139Overrides............................................................................................................................................ 139Relationship to other parameters......................................................................................................139Location in the JCL............................................................................................................................. 139Referenced DD statement..................................................................................................................140Backward references......................................................................................................................... 141Examples of the DDNAME parameter................................................................................................141

DEST parameter.......................................................................................................................................142Syntax................................................................................................................................................. 143Subparameter definition for JES2 systems.......................................................................................143Subparameter definition for JES3 systems.......................................................................................144Defaults.............................................................................................................................................. 145Overrides............................................................................................................................................ 145Relationship to other parameters......................................................................................................145Relationship to other control statements..........................................................................................145Example of the DEST parameter........................................................................................................145

DISP parameter....................................................................................................................................... 146Syntax................................................................................................................................................. 147Subparameter definition.................................................................................................................... 147Defaults.............................................................................................................................................. 151Relationship to other parameters......................................................................................................152Disposition of QSAM data sets...........................................................................................................152Disposition of generation data sets................................................................................................... 152Disposition of temporary data sets....................................................................................................152

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Disposition of partitioned data sets (PDSs and PDSEs)....................................................................152Adding a volume to a cataloged data set.......................................................................................... 153DISP=MOD for a multivolume data set..............................................................................................153Summary of disposition processing.................................................................................................. 154Examples of the DISP parameter...................................................................................................... 158

DLM parameter........................................................................................................................................ 158Syntax................................................................................................................................................. 159Subparameter definition.................................................................................................................... 159Default................................................................................................................................................ 159Relationship to other parameters......................................................................................................159Invalid delimiters............................................................................................................................... 159Example of the DLM parameter......................................................................................................... 160

DSID Parameter.......................................................................................................................................160Syntax................................................................................................................................................. 160Subparameter definition.................................................................................................................... 161Relationship to other parameters......................................................................................................161Example of the DSID parameter........................................................................................................161

DSKEYLBL parameter.............................................................................................................................. 161Overrides............................................................................................................................................ 161Subparameter definition.................................................................................................................... 162Syntax................................................................................................................................................. 162Example of the DSKEYLBL parameter............................................................................................... 162

DSNAME parameter.................................................................................................................................162Syntax................................................................................................................................................. 163Subparameter definition.................................................................................................................... 164Relationship to other parameters......................................................................................................168Examples of the DSNAME parameter................................................................................................ 169

DSNTYPE parameter................................................................................................................................170Syntax................................................................................................................................................. 171Subparameter definition.................................................................................................................... 171Defaults.............................................................................................................................................. 172Overrides............................................................................................................................................ 172Relationship to other parameters......................................................................................................172Examples of the DSNTYPE parameter...............................................................................................172

DUMMY parameter.................................................................................................................................. 174Syntax................................................................................................................................................. 174Parameters on DD DUMMY statements.............................................................................................174Relationship to other parameters......................................................................................................175Relationship to other control statements..........................................................................................175Relationship to access methods........................................................................................................175Examples of the DUMMY parameter..................................................................................................175

DYNAM parameter................................................................................................................................... 176Syntax................................................................................................................................................. 176Relationship to other parameters......................................................................................................176Relationship to other control statements..........................................................................................176Example of the DYNAM parameter.................................................................................................... 177

EATTR parameter.....................................................................................................................................177Syntax................................................................................................................................................. 177Subparameter definition.................................................................................................................... 177Examples of the EATTR parameter....................................................................................................177

EXPDT parameter.................................................................................................................................... 178Syntax................................................................................................................................................. 178Subparameter definition.................................................................................................................... 178Overrides............................................................................................................................................ 179Relationship to other parameters......................................................................................................179Deleting a data set before its expiration date................................................................................... 179Examples of the EXPDT parameter....................................................................................................179

FCB parameter.........................................................................................................................................180

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Syntax................................................................................................................................................. 180Subparameter definition.................................................................................................................... 180Defaults.............................................................................................................................................. 181Overrides............................................................................................................................................ 181Relationship to other parameters......................................................................................................181Relationship to other control statements..........................................................................................181Defining an FCB image for a work station..........................................................................................181Requesting a high-density dump.......................................................................................................182Examples of the FCB parameter........................................................................................................ 182

FILEDATA parameter............................................................................................................................... 182Syntax................................................................................................................................................. 183Subparameter definition.................................................................................................................... 183Defaults.............................................................................................................................................. 183Overrides............................................................................................................................................ 183Relationship to other parameters......................................................................................................183Example of the FILEDATA parameter................................................................................................ 183

FLASH parameter.................................................................................................................................... 184Syntax................................................................................................................................................. 184Subparameter definition.................................................................................................................... 184Defaults.............................................................................................................................................. 184Overrides............................................................................................................................................ 184Relationship to other parameters......................................................................................................184Relationship to other control statements..........................................................................................185Verification of forms overlay frame................................................................................................... 185Printing without flashing.................................................................................................................... 185Example of the FLASH parameter..................................................................................................... 185

FREE parameter.......................................................................................................................................185Syntax................................................................................................................................................. 186Subparameter definition.................................................................................................................... 186Defaults.............................................................................................................................................. 186Overrides............................................................................................................................................ 186Relationship to other parameters......................................................................................................186Relationship to other control statements..........................................................................................187Relationship to the CLOSE macro instruction................................................................................... 187Examples of the FREE parameter...................................................................................................... 187

FREEVOL parameter................................................................................................................................ 188Syntax................................................................................................................................................. 188Subparameter definition.................................................................................................................... 188Defaults.............................................................................................................................................. 188Overrides............................................................................................................................................ 188Relationship to other parameters......................................................................................................188Relationship to other control statements..........................................................................................189

GDGORDER parameter............................................................................................................................ 189Syntax................................................................................................................................................. 189Subparameter definition.................................................................................................................... 189Defaults.............................................................................................................................................. 189Example of the GDGORDER parameter.............................................................................................189

HOLD parameter...................................................................................................................................... 190Syntax................................................................................................................................................. 190Subparameter definition.................................................................................................................... 190Defaults.............................................................................................................................................. 191Overrides............................................................................................................................................ 191Relationship to other parameters......................................................................................................191Relationship to other control statements..........................................................................................192Examples of the HOLD parameter..................................................................................................... 192

KEYLABL1 parameter.............................................................................................................................. 192Syntax................................................................................................................................................. 192Subparameter definition.................................................................................................................... 193

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Defaults.............................................................................................................................................. 193Overrides............................................................................................................................................ 193Relationship to other parameters......................................................................................................193Examples of the KEYLABL1 parameter............................................................................................. 193

KEYLABL2 parameter.............................................................................................................................. 193Syntax................................................................................................................................................. 194Subparameter definition.................................................................................................................... 194Defaults.............................................................................................................................................. 194Overrides............................................................................................................................................ 194Relationship to other parameters......................................................................................................194Examples of the KEYLABL2 parameter............................................................................................. 194

KEYENCD1 parameter............................................................................................................................. 195Syntax................................................................................................................................................. 195Subparameter definition.................................................................................................................... 195Overrides............................................................................................................................................ 195Relationship to other parameters......................................................................................................196Example of the KEYENCD1 parameter.............................................................................................. 196

KEYENCD2 parameter............................................................................................................................. 196Syntax................................................................................................................................................. 196Subparameter definition.................................................................................................................... 196Overrides............................................................................................................................................ 196Relationship to other parameters......................................................................................................196Example of the KEYENCD2 parameter.............................................................................................. 197

KEYLEN parameter.................................................................................................................................. 197Syntax................................................................................................................................................. 197Subparameter definition.................................................................................................................... 197Overrides............................................................................................................................................ 197Relationship to other parameters......................................................................................................197Examples of the KEYLEN parameter................................................................................................. 198

KEYOFF parameter.................................................................................................................................. 198Syntax................................................................................................................................................. 198Subparameter definition.................................................................................................................... 199Overrides............................................................................................................................................ 199Relationship to other parameters......................................................................................................199Example of the KEYOFF parameter................................................................................................... 199

LABEL parameter.....................................................................................................................................199Syntax................................................................................................................................................. 200Subparameter definition.................................................................................................................... 200Defaults.............................................................................................................................................. 203Relationship to other parameters......................................................................................................203Relationship to other control statements..........................................................................................203Data conversion..................................................................................................................................204Examples of the LABEL parameter.................................................................................................... 204

LGSTREAM parameter............................................................................................................................. 205Syntax................................................................................................................................................. 205Subparameter definition.................................................................................................................... 205Defaults.............................................................................................................................................. 205Overrides............................................................................................................................................ 205Relationship to other parameters......................................................................................................206Example of the LGSTREAM parameter.............................................................................................. 206

LIKE parameter........................................................................................................................................206Syntax................................................................................................................................................. 207Subparameter definition.................................................................................................................... 208Overrides............................................................................................................................................ 208Relationship to other parameters......................................................................................................208Examples of the LIKE parameter.......................................................................................................208

LRECL parameter..................................................................................................................................... 208Syntax................................................................................................................................................. 209

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Subparameter definition.................................................................................................................... 209Overrides............................................................................................................................................ 209Relationship to other parameters......................................................................................................209Examples of the LRECL parameter.................................................................................................... 210

MAXGENS parameter...............................................................................................................................210Syntax................................................................................................................................................. 210Subparameter definition.................................................................................................................... 210Relationship to other parameters......................................................................................................210Examples of the MAXGENS parameter..............................................................................................210

MGMTCLAS parameter............................................................................................................................ 211Syntax................................................................................................................................................. 211Subparameter definition.................................................................................................................... 211Defaults.............................................................................................................................................. 211Overrides............................................................................................................................................ 212Relationship to other parameters......................................................................................................212Example of the MGMTCLAS parameter............................................................................................. 212

MODIFY parameter..................................................................................................................................212Syntax................................................................................................................................................. 213Subparameter definition.................................................................................................................... 213Defaults.............................................................................................................................................. 213Overrides............................................................................................................................................ 213Relationship to other parameters......................................................................................................213Relationship to other control statements..........................................................................................214Example of the MODIFY parameter...................................................................................................214

OUTLIM parameter.................................................................................................................................. 214Syntax................................................................................................................................................. 214Subparameter definition.................................................................................................................... 214Default................................................................................................................................................ 214Relationship to other parameters......................................................................................................214Relationship to other control statements..........................................................................................215Example of the OUTLIM parameter...................................................................................................215

OUTPUT parameter................................................................................................................................. 215Syntax................................................................................................................................................. 215Subparameter definition.................................................................................................................... 216Defaults.............................................................................................................................................. 216Overrides............................................................................................................................................ 216Relationship to other parameters......................................................................................................217Location in the JCL............................................................................................................................. 217No match for OUTPUT name..............................................................................................................217Processing options in multiple references........................................................................................ 217Examples of the OUTPUT parameter.................................................................................................217

PATH parameter.......................................................................................................................................218Syntax................................................................................................................................................. 218Subparameter definition.................................................................................................................... 219Defaults.............................................................................................................................................. 219Relationship to other parameters......................................................................................................220Relationship to other statements...................................................................................................... 221Dummy z/OS UNIX files..................................................................................................................... 221Example of the PATH parameter........................................................................................................221

PATHDISP parameter.............................................................................................................................. 221Syntax................................................................................................................................................. 221Subparameter definition.................................................................................................................... 222Defaults.............................................................................................................................................. 222Relationship to other parameters......................................................................................................222Example of the PATHDISP parameter............................................................................................... 222

PATHMODE parameter............................................................................................................................ 223Syntax................................................................................................................................................. 223Subparameter definition.................................................................................................................... 223

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Defaults.............................................................................................................................................. 225Relationship to other parameters......................................................................................................225Example of the PATHMODE parameter............................................................................................. 226

PATHOPTS parameter..............................................................................................................................226Syntax................................................................................................................................................. 226Subparameter definition.................................................................................................................... 226Defaults.............................................................................................................................................. 228Relationship to other parameters......................................................................................................228File status........................................................................................................................................... 229Example of the PATHOPTS parameter...............................................................................................229

PROTECT parameter................................................................................................................................229Syntax................................................................................................................................................. 230Subparameter definition.................................................................................................................... 230Overrides............................................................................................................................................ 230Relationship to other parameters......................................................................................................230Requirements for protecting a tape data set.................................................................................... 230Requirements for protecting a tape volume......................................................................................230Requirements for protecting a direct access data set...................................................................... 231Examples of the PROTECT parameter...............................................................................................231

RECFM parameter....................................................................................................................................231Coding RECFM for BDAM access method..........................................................................................232Coding RECFM for BPAM access method.......................................................................................... 232Coding RECFM for BSAM, EXCP, and QSAM access methods........................................................... 233Overrides............................................................................................................................................ 234Relationship to other parameters......................................................................................................234Examples of the RECFM parameter...................................................................................................234

RECORG parameter................................................................................................................................. 235Syntax................................................................................................................................................. 235Subparameter definition.................................................................................................................... 235Defaults.............................................................................................................................................. 235Overrides............................................................................................................................................ 235Relationship to other parameters......................................................................................................235Example of the RECORG parameter.................................................................................................. 236

REFDD parameter.................................................................................................................................... 236Syntax................................................................................................................................................. 236Subparameter definition.................................................................................................................... 237Overrides............................................................................................................................................ 237Relationship to other parameters......................................................................................................237Examples of the REFDD parameter................................................................................................... 237

RETPD parameter.................................................................................................................................... 238Syntax................................................................................................................................................. 238Subparameter definition.................................................................................................................... 238Overrides............................................................................................................................................ 239Relationship to other parameters......................................................................................................239Deleting a data set before its retention period passes..................................................................... 239Examples of the RETPD parameter................................................................................................... 239

RLS parameter......................................................................................................................................... 239Syntax................................................................................................................................................. 240Subparameter definition.................................................................................................................... 240Overrides............................................................................................................................................ 240Relationship to other parameters......................................................................................................240Examples of the RLS parameter........................................................................................................ 241

ROACCESS parameter............................................................................................................................. 241Syntax................................................................................................................................................. 241Subparameter definition.................................................................................................................... 241Defaults.............................................................................................................................................. 242Relationship to other control statements..........................................................................................242Example of the ROACCESS parameter.............................................................................................. 242

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SECMODEL parameter.............................................................................................................................242Syntax................................................................................................................................................. 243Subparameter definition.................................................................................................................... 243Overrides............................................................................................................................................ 243Relationship to other parameters......................................................................................................243Examples of the SECMODEL parameter............................................................................................ 243

SEGMENT parameter...............................................................................................................................244Syntax................................................................................................................................................. 244Subparameter definition.................................................................................................................... 244Overrides............................................................................................................................................ 244Relationship to other parameters......................................................................................................244Example of the segment parameter.................................................................................................. 245

SPACE parameter.....................................................................................................................................245Syntax................................................................................................................................................. 246Subparameter definition.................................................................................................................... 246Overrides............................................................................................................................................ 251Relationship to other parameters......................................................................................................251SPACE for new data sets with SMS....................................................................................................251Examples of the SPACE parameter....................................................................................................251

SPIN parameter....................................................................................................................................... 252Syntax................................................................................................................................................. 252Subparameter definition.................................................................................................................... 253Defaults.............................................................................................................................................. 253Overrides............................................................................................................................................ 254Relationship to other parameters......................................................................................................254Examples of the SPIN parameter...................................................................................................... 254

STORCLAS parameter..............................................................................................................................255Syntax................................................................................................................................................. 255Subparameter definition.................................................................................................................... 255Defaults.............................................................................................................................................. 255Overrides............................................................................................................................................ 256Relationship to other parameters......................................................................................................256Examples of the STORCLAS parameter.............................................................................................256

SUBSYS parameter.................................................................................................................................. 256Syntax................................................................................................................................................. 257Subparameter definition.................................................................................................................... 257Relationship to other parameters......................................................................................................257Subsystem support for JCL parameters............................................................................................ 258Examples of the SUBSYS parameter................................................................................................. 258

SYMBOLS parameter............................................................................................................................... 259Syntax................................................................................................................................................. 259Relationship to other parameters......................................................................................................259Example of the SYMBOLS parameter................................................................................................ 260

SYMLIST parameter.................................................................................................................................260Syntax................................................................................................................................................. 260Relationship to other parameters......................................................................................................260Example of the SYMLIST parameter..................................................................................................261

SYSOUT parameter.................................................................................................................................. 261Syntax................................................................................................................................................. 262Subparameter definition.................................................................................................................... 262Defaults.............................................................................................................................................. 263Overrides............................................................................................................................................ 264Relationship to other parameters......................................................................................................264Relationship to other control statements..........................................................................................265Starting an external writer when requested......................................................................................265Held classes in a JES2 system...........................................................................................................265Held classes in a JES3 system...........................................................................................................265Significance of output classes........................................................................................................... 265

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Examples of the SYSOUT parameter................................................................................................. 265TERM parameter......................................................................................................................................266

Syntax................................................................................................................................................. 266Subparameter definition.................................................................................................................... 267Relationship to other parameters......................................................................................................267Location in the JCL............................................................................................................................. 267Examples of the TERM parameter..................................................................................................... 267

UCS parameter