MPOPTS parameter - Revision history

ELowell: /* Description */

2018-07-26T23:20:28Z

Description

← Older revision		Revision as of 23:20, 26 July 2018
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	</table>		</table>
	<p>		<p>
	An <var>[[~~Performance monitoring and tuning#mpOptsStmt~~\|MP Options]]</var> SOUL statement can temporarily override the <var>MPOPTS</var> parameter. For more information on multiprocessing concepts and parameters, refer to [[Performance monitoring and tuning#Multiprocessing (MP/204)\|Multiprocessing (MP/204)]].</p>		An <var>[[MP Options statement\|MP Options]]</var> SOUL statement can temporarily override the <var>MPOPTS</var> parameter. For more information on multiprocessing concepts and parameters, refer to [[Performance monitoring and tuning#Multiprocessing (MP/204)\|Multiprocessing (MP/204)]].</p>

	[[Category:System parameters]]		[[Category:System parameters]]
	[[Category:Parameters]]		[[Category:Parameters]]

JAL: /* Description */ minor wordsmithing

2018-07-25T19:19:18Z

Description: minor wordsmithing

← Older revision		Revision as of 19:19, 25 July 2018
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	==Description==		==Description==
	The <var>MPOPTS</var> parameter setting is used to tune system multiprocessing. The SOUL compiler strategy offloads as much work as possible to subtasks. You can ~~set~~ the <var>MPOPTS</var> parameter to ~~modify this strategy~~ for a particular section of code, ~~particularly~~:		The <var>MPOPTS</var> parameter setting is used to tune system multiprocessing. The SOUL compiler strategy offloads as much work as possible to subtasks. You can reduce the scope of this subtask offloading by setting <var>MPOPTS</var> parameter to offload selectively for a particular section of code.

			By default, <var>MPOPTS</var> omits offloading for:
	<ul>		<ul>
	<li>Nested loops</li>		<li>Nested loops</li>
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	</ul>		</ul>
	<p>		<p>
	~~This parameter~~ applies only to z/OS. ~~Valid~~ settings ~~of <var>MPOPTS</var>~~ are:</p>		<var>MPOPTS</var> applies only to z/OS. Its valid settings are: </p>

	<table>		<table>
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	<tr><th><var>X'04'</var></th>		<tr><th><var>X'04'</var></th>
	<td><code>MP=NO</code> [[~~SOUL~~ $~~functions~~\|$functions]]</td></tr>		<td><code>MP=NO</code> [[Performance monitoring and tuning#$Functions\|$functions]]</td></tr>

	<tr><th><var>X'08'</var></th>		<tr><th><var>X'08'</var></th>

JAL: link repair

2018-07-25T18:30:48Z

link repair

← Older revision		Revision as of 18:30, 25 July 2018
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	<tr><th><var>X'10'</var></th>		<tr><th><var>X'10'</var></th>
	<td>Field level update statements (<var>[[Data maintenance#Add statement\|Add Field]]</var>, <var>[[Data maintenance#Change statement\|Change Field]]</var>, <var>[[Data maintenance#Delete statement\|Delete Field]]</var>)</td></tr>		<td>Field-level update statements (<var>[[Data maintenance#Add statement\|Add Field]]</var>, <var>[[Data maintenance#Change statement\|Change Field]]</var>, <var>[[Data maintenance#Delete statement\|Delete Field]]</var>)</td></tr>

	<tr><th><var>X'20'</var></th>		<tr><th><var>X'20'</var></th>
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	</table>		</table>
	<p>		<p>
	An <var>[[Performance monitoring and tuning#~~Optimization using MPOPTS and MP OPTIONS~~\|MP ~~OPTIONS~~]]</var> SOUL statement can temporarily override the <var>MPOPTS</var> parameter. For more information on multiprocessing concepts and parameters, refer to [[Performance monitoring and tuning#Multiprocessing (MP/204)\|Multiprocessing (MP/204)]].</p>		An <var>[[Performance monitoring and tuning#mpOptsStmt\|MP Options]]</var> SOUL statement can temporarily override the <var>MPOPTS</var> parameter. For more information on multiprocessing concepts and parameters, refer to [[Performance monitoring and tuning#Multiprocessing (MP/204)\|Multiprocessing (MP/204)]].</p>

	[[Category:System parameters]]		[[Category:System parameters]]
	[[Category:Parameters]]		[[Category:Parameters]]

JAL: minor formatting

2018-07-25T16:05:10Z

minor formatting

← Older revision		Revision as of 16:05, 25 July 2018
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	<tr class="head"><th>Setting</th><th>Meaning</th></tr>		<tr class="head"><th>Setting</th><th>Meaning</th></tr>

	<tr><th ~~align="right"~~><var>X'01'</var></th>		<tr><th><var>X'01'</var></th>
	<td>[[Record loops#For Each Record statement\|Loops]] containing serial statements</td></tr>		<td>[[Record loops#For Each Record statement\|Loops]] containing serial statements</td></tr>

	<tr><th ~~align="right"~~><var>X'02'</var></th>		<tr><th><var>X'02'</var></th>
	<td>Calls to [[Subroutines\|subroutines]] containing serial statements</td></tr>		<td>Calls to [[Subroutines\|subroutines]] containing serial statements</td></tr>

	<tr><th ~~align="right"~~><var>X'04'</var></th>		<tr><th><var>X'04'</var></th>
	<td>MP=NO [[SOUL $functions\|$functions]].</td></tr>		<td><code>MP=NO</code> [[SOUL $functions\|$functions]]</td></tr>

	<tr><th ~~align="right"~~><var>X'08'</var></th>		<tr><th><var>X'08'</var></th>
	<td><var>[[STORE RECORD statement#STORE RECORD statement\|Store Record]]</var> and <var>[[STORE RECORD statement#DELETE RECORD statement\|Delete Record]]</var> statements</td></tr>		<td><var>[[STORE RECORD statement#STORE RECORD statement\|Store Record]]</var> and <var>[[STORE RECORD statement#DELETE RECORD statement\|Delete Record]]</var> statements</td></tr>

	<tr><th ~~align="right"~~><var>X'10'</var></th>		<tr><th><var>X'10'</var></th>
	<td>~~field~~ level update statements - [[~~Data_maintenance~~#~~Add_statement~~\|Add Field]], [[~~Data_maintenance~~#~~Change_statement~~\|Change Field]], [[~~Data_maintenance~~#~~Delete_statement~~\|Delete Field]]</td></tr>		<td>Field level update statements (<var>[[Data maintenance#Add statement\|Add Field]]</var>, <var>[[Data maintenance#Change statement\|Change Field]]</var>, <var>[[Data maintenance#Delete statement\|Delete Field]]</var>)</td></tr>

	<tr><th ~~align="right"~~><var>X'20'</var></th>		<tr><th><var>X'20'</var></th>
	<td><var>[[Full-screen feature#READ SCREEN statement\|Read]]</var>, <var>[[Full-screen feature#PRINT SCREEN statement\|Print Screen]]</var>, <var>[[Full-screen feature#PRINT MENU statement\|Print Menu]]</var>, and <var>[[Full-screen feature#REREAD SCREEN statement\|Reread]]</var> statements</td></tr>		<td><var>[[Full-screen feature#READ SCREEN statement\|Read]]</var>, <var>[[Full-screen feature#PRINT SCREEN statement\|Print Screen]]</var>, <var>[[Full-screen feature#PRINT MENU statement\|Print Menu]]</var>, and <var>[[Full-screen feature#REREAD SCREEN statement\|Reread]]</var> statements</td></tr>

	<tr><th ~~align="right"~~><var>X'40'</var></th>		<tr><th><var>X'40'</var></th>
	<td><var>[[Images#READ IMAGE statement\|Read Image]]</var> and <var>[[Images#WRITE IMAGE statement\|Write Image]]</var> statements</td></tr>		<td><var>[[Images#READ IMAGE statement\|Read Image]]</var> and <var>[[Images#WRITE IMAGE statement\|Write Image]]</var> statements</td></tr>
	<tr><th ~~align="right"~~><var>X'80'</var></th>		<tr><th><var>X'80'</var></th>
	<td>Produce compilation warning messages for serial statements</td></tr>		<td>Produce compilation warning messages for serial statements</td></tr>
	</table>		</table>

DCameron: /* Summary */

2018-07-25T10:54:04Z

Summary

← Older revision		Revision as of 10:54, 25 July 2018
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	<dd>X'7F'		<dd>X'7F'
	<dt>Parameter type		<dt>Parameter type
	<dd>~~System~~		<dd>User
	<dt>Where set		<dt>Where set
	<dd>On User ~~0's parameter line~~		<dd>User resettable
	<dt>Related products		<dt>Related products
	<dd>All		<dd>All

DCameron: /* Description */

2018-07-25T10:52:38Z

Description

← Older revision		Revision as of 10:52, 25 July 2018
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	<tr><th align="right"><var>X'10'</var></th>		<tr><th align="right"><var>X'10'</var></th>
	<td>field level update statements - Add Field, Change Field, Delete Field</td></tr>		<td>field level update statements - [[Data_maintenance#Add_statement\|Add Field]], [[Data_maintenance#Change_statement\|Change Field]], [[Data_maintenance#Delete_statement\|Delete Field]]</td></tr>

	<tr><th align="right"><var>X'20'</var></th>		<tr><th align="right"><var>X'20'</var></th>

DCameron: /* Description */

2018-07-25T10:46:47Z

Description

← Older revision		Revision as of 10:46, 25 July 2018
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	<tr><th align="right"><var>X'08'</var></th>		<tr><th align="right"><var>X'08'</var></th>
	<td><var>[[STORE RECORD statement#STORE RECORD statement\|Store Record]]</var> and <var>[[STORE RECORD statement#DELETE RECORD statement\|Delete Record]]</var> statements</td></tr>		<td><var>[[STORE RECORD statement#STORE RECORD statement\|Store Record]]</var> and <var>[[STORE RECORD statement#DELETE RECORD statement\|Delete Record]]</var> statements</td></tr>

			<tr><th align="right"><var>X'10'</var></th>
			<td>field level update statements - Add Field, Change Field, Delete Field</td></tr>

	<tr><th align="right"><var>X'20'</var></th>		<tr><th align="right"><var>X'20'</var></th>

Goff: /* Description */

2018-07-25T02:31:50Z

Description

← Older revision		Revision as of 02:31, 25 July 2018
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	<tr><th align="right"><var>X'04'</var></th>		<tr><th align="right"><var>X'04'</var></th>
	<td>No [[SOUL $functions\|$functions]].</td></tr>		<td>MP=NO [[SOUL $functions\|$functions]].</td></tr>

	<tr><th align="right"><var>X'08'</var></th>		<tr><th align="right"><var>X'08'</var></th>

JAL: /* Description */ link repair

2018-05-01T17:58:28Z

Description: link repair

← Older revision		Revision as of 17:58, 1 May 2018
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	<tr><th align="right"><var>X'01'</var></th>		<tr><th align="right"><var>X'01'</var></th>
	<td>[[Record loops#~~FOR EACH RECORD~~ statement\|Loops]] containing serial statements</td></tr>		<td>[[Record loops#For Each Record statement\|Loops]] containing serial statements</td></tr>

	<tr><th align="right"><var>X'02'</var></th>		<tr><th align="right"><var>X'02'</var></th>
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	<tr><th align="right"><var>X'08'</var></th>		<tr><th align="right"><var>X'08'</var></th>
	<td><var>[[STORE RECORD statement#STORE RECORD statement\|~~STORE RECORD~~]]</var> and <var>[[STORE RECORD statement#DELETE RECORD statement\|~~DELETE RECORD~~]]</var> statements</td></tr>		<td><var>[[STORE RECORD statement#STORE RECORD statement\|Store Record]]</var> and <var>[[STORE RECORD statement#DELETE RECORD statement\|Delete Record]]</var> statements</td></tr>

	<tr><th align="right"><var>X'20'</var></th>		<tr><th align="right"><var>X'20'</var></th>
	<td><var>[[Full-screen feature#READ SCREEN statement\|~~READ~~]]</var>, <var>[[Full-screen feature#PRINT SCREEN statement\|~~PRINT SCREEN~~]]</var>, <var>[[Full-screen feature#PRINT MENU statement\|~~PRINT MENU~~]]</var>, and <var>[[Full-screen feature#REREAD SCREEN statement\|~~REREAD~~]]</var> statements</td></tr>		<td><var>[[Full-screen feature#READ SCREEN statement\|Read]]</var>, <var>[[Full-screen feature#PRINT SCREEN statement\|Print Screen]]</var>, <var>[[Full-screen feature#PRINT MENU statement\|Print Menu]]</var>, and <var>[[Full-screen feature#REREAD SCREEN statement\|Reread]]</var> statements</td></tr>

	<tr><th align="right"><var>X'40'</var></th>		<tr><th align="right"><var>X'40'</var></th>
	<td><var>[[Images#READ IMAGE statement\|~~READ IMAGE~~]]</var> and <var>[[Images#WRITE IMAGE statement\|~~WRITE IMAGE~~]]</var> statements</td></tr>		<td><var>[[Images#READ IMAGE statement\|Read Image]]</var> and <var>[[Images#WRITE IMAGE statement\|Write Image]]</var> statements</td></tr>
	<tr><th align="right"><var>X'80'</var></th>		<tr><th align="right"><var>X'80'</var></th>
	<td>Produce compilation warning messages for serial statements</td></tr>		<td>Produce compilation warning messages for serial statements</td></tr>

JAL: minor formatting

2016-05-27T21:21:32Z

minor formatting

← Older revision		Revision as of 21:21, 27 May 2016
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	<ul>		<ul>
	<li>Nested loops</li>		<li>Nested loops</li>
	<li>MP=NO $functions</li>		<li><code>MP=NO</code> $functions</li>
	<li>Mixed mode statements </li>		<li>Mixed mode statements </li>
	</ul>		</ul>
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	<tr class="head"><th>Setting</th><th>Meaning</th></tr>		<tr class="head"><th>Setting</th><th>Meaning</th></tr>

	<tr><th align="right"><var>X'01'</var></th><td>[[Record loops#FOR EACH RECORD statement\|Loops]] containing serial statements</td></tr>		<tr><th align="right"><var>X'01'</var></th>
			<td>[[Record loops#FOR EACH RECORD statement\|Loops]] containing serial statements</td></tr>

	<tr><th align="right"><var>X'02'</var></th><td>Calls to [[Subroutines\|subroutines]] containing serial statements</td></tr>		<tr><th align="right"><var>X'02'</var></th>
			<td>Calls to [[Subroutines\|subroutines]] containing serial statements</td></tr>

	<tr><th align="right"><var>X'04'</var></th><td>No [[SOUL $functions\|$functions]].</td></tr>		<tr><th align="right"><var>X'04'</var></th>
			<td>No [[SOUL $functions\|$functions]].</td></tr>

	<tr><th align="right"><var>X'08'</var></th><td><var>[[STORE RECORD statement#STORE RECORD statement\|STORE RECORD]]</var> and <var>[[STORE RECORD statement#DELETE RECORD statement\|DELETE RECORD]]</var> statements</td></tr>		<tr><th align="right"><var>X'08'</var></th>
			<td><var>[[STORE RECORD statement#STORE RECORD statement\|STORE RECORD]]</var> and <var>[[STORE RECORD statement#DELETE RECORD statement\|DELETE RECORD]]</var> statements</td></tr>

	<tr><th align="right"><var>X'20'</var></th><td><var>[[Full-screen feature#READ SCREEN statement\|READ]]</var>, <var>[[Full-screen feature#PRINT SCREEN statement\|PRINT SCREEN]]</var>, <var>[[Full-screen feature#PRINT MENU statement\|PRINT MENU]]</var>, and <var>[[Full-screen feature#REREAD SCREEN statement\|REREAD]]</var> statements</td></tr>		<tr><th align="right"><var>X'20'</var></th>
			<td><var>[[Full-screen feature#READ SCREEN statement\|READ]]</var>, <var>[[Full-screen feature#PRINT SCREEN statement\|PRINT SCREEN]]</var>, <var>[[Full-screen feature#PRINT MENU statement\|PRINT MENU]]</var>, and <var>[[Full-screen feature#REREAD SCREEN statement\|REREAD]]</var> statements</td></tr>

	<tr><th align="right"><var>X'40'</var></th><td><var>[[Images#READ IMAGE statement\|READ IMAGE]]</var> and <var>[[Images#WRITE IMAGE statement\|WRITE IMAGE]]</var> statements</td></tr>		<tr><th align="right"><var>X'40'</var></th>
	<tr><th align="right"><var>X'80'</var></th><td>Produce compilation warning messages for serial statements</td></tr>		<td><var>[[Images#READ IMAGE statement\|READ IMAGE]]</var> and <var>[[Images#WRITE IMAGE statement\|WRITE IMAGE]]</var> statements</td></tr>
			<tr><th align="right"><var>X'80'</var></th>
			<td>Produce compilation warning messages for serial statements</td></tr>
	</table>		</table>
	<p>		<p>