Overview of Model 204 parameters - Revision history

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	<p class="code">OPTION SYSPARM='LIB=512'</p></li>		<p class="code">OPTION SYSPARM='LIB=512'</p></li>

	<li>With Host Language Interface IFAM1 runs, you must specify initial parameters in the third argument to the call to the <var>[[IFSTRT (HLI function)\|IFSTRT]]</var> function.</li>		<li>With Host Language Interface IFAM1 runs, you must specify initial parameters in the third argument to the call to the <var>[[IFSTRT (IFAM1) (HLI function)\|IFSTRT]]</var> function.</li>

	<li>With Host Language single-threaded IFDIAL runs (using BATCH204), you must specify initial parameters in the third argument of the call to the <var>[[IFSETUP (HLI function)\|IFSETUP]]</var> function. </li>		<li>With Host Language single-threaded IFDIAL runs (using BATCH204), you must specify initial parameters in the third argument of the call to the <var>[[IFSETUP (HLI function)\|IFSETUP]]</var> function. </li>

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2015-04-15T18:14:44Z

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	User parameters are initially set on the User 0 parameter line during system initialization or on any user’s parameter line. Model 204 accepts comment lines or blank lines after the User 0 parameters in the CCAIN input stream.		User parameters are initially set on the User 0 parameter line during system initialization or on any user’s parameter line. Model 204 accepts comment lines or blank lines after the User 0 parameters in the CCAIN input stream.
	<ul>		<ul>
	<li>The User 0 parameter line is the first line of the CCAIN input data set (after any DEFINE commands) in a batch or online system. This parameter assignment operation is described in [[Defining the ~~Runtime Environment~~ (CCAIN)#Structure of CCAIN\|Structure of CCAIN]].		<li>The User 0 parameter line is the first line of the CCAIN input data set (after any DEFINE commands) in a batch or online system. This parameter assignment operation is described in [[Defining the runtime environment (CCAIN)#Structure of CCAIN\|Structure of CCAIN]].

	For example:		For example:

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	===Server parameters (SERVER)===		===Server parameters (SERVER)===
	Server parameters are those parameters that are server-specific, for example, SERVSIZE. Unlike		Server parameters are those parameters that are server-specific, for example, <var>SERVSIZE</var>. Unlike
	the other parameter types, you cannot view server parameters as a category. Server parameters		the other parameter types, you cannot view server parameters as a category. Server parameters
	can be set only in the CCAIN stream.		can be set only in the CCAIN stream.
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	<ul>		<ul>
	<li>Name of the parameter</li>		<li>Name of the parameter</li>
	<li>Class or category name (for example, SYSTEM) by which you can examine the parameter		<li>Class or category name (for example, <var>SYSTEM</var>) by which you can examine the parameter
	with the VIEW command</li>		with the <var>VIEW</var> command</li>
	<li>Default value of the parameter</li>		<li>Default value of the parameter</li>
	<li>How to set the parameter</li>		<li>How to set the parameter</li>
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	<li>Supplementary explanation, when necessary</li>		<li>Supplementary explanation, when necessary</li>
	</ul>		</ul>

	The defaults are the initial values supplied by Model 204. The system manager can sometimes change these values at initialization, so the defaults for a particular installation might differ from those in the documentation.		The defaults are the initial values supplied by Model 204. The system manager can sometimes change these values at initialization, so the defaults for a particular installation might differ from those in the documentation.

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	[[Category:SOUL]]		[[Category:SOUL]]
			[[Category:System management]]

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	The setting line of each parameter description indicates the lowest level of the [[#Parameter-setting hierarchy\|parameter-setting hierarchy]].		The setting line of each parameter description indicates the lowest level of the [[#Parameter-setting hierarchy\|parameter-setting hierarchy]].

			[[Category:SOUL]]

JAL: /* Summary of parameter types */

2014-11-13T19:27:36Z

Summary of parameter types

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	and how they are designated in the parameter descriptions later in this section:		and how they are designated in the parameter descriptions later in this section:
	<table>		<table>
	<tr><th>Type of parameter</th> <th>Class</th></tr>		<tr class="head"><th>Type of parameter</th> <th>Class</th></tr>
	<tr><td>System</td> <td>SYSTEM</td></tr>		<tr><td>System</td> <td>SYSTEM</td></tr>
	<tr><td>Scheduler</td> <td>CWAIT</td></tr>		<tr><td>Scheduler</td> <td>CWAIT</td></tr>
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	the other parameter types, you cannot view server parameters as a category. Server parameters		the other parameter types, you cannot view server parameters as a category. Server parameters
	can be set only in the CCAIN stream.		can be set only in the CCAIN stream.

	==Individual Model 204 parameters==		==Individual Model 204 parameters==
	The [[List_of_Model_204_parameters\|Model 204 parameter list]] provides an alphabetical listing of links to individual parameter pages. Each parameter page includes the following information:		The [[List_of_Model_204_parameters\|Model 204 parameter list]] provides an alphabetical listing of links to individual parameter pages. Each parameter page includes the following information:

JAL: /* Basic parameter types */

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Basic parameter types

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	==Basic parameter types==		==Basic parameter types==
	There are seven types of parameters ~~(see this summary for more information)~~; the three basic types of parameters are:		There are [[#Summary of parameter types\|seven types of parameters]]; the three basic types of parameters are:
	<ul>		<ul>
	<li>System: Controls the operation of Model 204 as a whole and affects all Model 204 users.		<li>System: Controls the operation of Model 204 as a whole and affects all Model 204 users.

JAL: /* Individual Model 204 parameters */

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Individual Model 204 parameters

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	The defaults are the initial values supplied by Model 204. The system manager can sometimes change these values at initialization, so the defaults for a particular installation might differ from those in the documentation.		The defaults are the initial values supplied by Model 204. The system manager can sometimes change these values at initialization, so the defaults for a particular installation might differ from those in the documentation.

	The setting line of each parameter description indicates the lowest level of the [[~~Overview_of_parameters~~#Parameter-~~setting_hierarchy~~\|parameter-setting hierarchy]].		The setting line of each parameter description indicates the lowest level of the [[#Parameter-setting hierarchy\|parameter-setting hierarchy]].

ELowell: /* How and where to set parameters */

2014-09-12T16:46:47Z

How and where to set parameters

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	Parameters can be assigned new values in a variety of ways. This section describes the initial assignment of parameter values at the beginning of a Model 204 session and dynamic reassignment, or resetting, of values later in the session.		Parameters can be assigned new values in a variety of ways. This section describes the initial assignment of parameter values at the beginning of a Model 204 session and dynamic reassignment, or resetting, of values later in the session.

	This section does not discuss the requirements for the values assigned to the parameters. These requirements are explained in Requirements for parameter values.		This section does not discuss the requirements for the values assigned to the parameters. These requirements are explained in [[#Requirements for parameter values\|Requirements for parameter values]].

	Each Model 204 parameter has a default value supplied by the system. While a value might be appropriate for most installations, system managers have the option to change some defaults to more suitable values.		Each Model 204 parameter has a default value supplied by the system. While a value might be appropriate for most installations, system managers have the option to change some defaults to more suitable values.

ELowell: /* System parameters */

2014-09-12T16:43:23Z

System parameters

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	<ul>		<ul>
	<li>Under IBM z/OS, the parameter names and values must be enclosed in single quotes, as shown in the following example:		<li>Under IBM z/OS, the parameter names and values must be enclosed in single quotes, as shown in the following example:
	<p class="code">		<p class="code">// EXEC PGM=BATCH204,TIME=5,REGION=200K,
	// EXEC PGM=BATCH204,TIME=5,REGION=200K,
	// PARM='SYSOPT=16'		// PARM='SYSOPT=16'
	</p></li>		</p></li>
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	<li>With Host Language single-threaded IFDIAL runs (using BATCH204), you must specify initial parameters in the third argument of the call to the IFSETUP function. For more details, refer to the <var class="book">Rocket Model 204 Host Language Interface Manual</var>.</li>		<li>With Host Language single-threaded IFDIAL runs (using BATCH204), you must specify initial parameters in the third argument of the call to the IFSETUP function. For more details, refer to the <var class="book">Rocket Model 204 Host Language Interface Manual</var>.</li>
	</ul>		</ul>

	===User parameters===		===User parameters===
	User parameters are initially set on the User 0 parameter line during system initialization or on any user’s parameter line. Model 204 accepts comment lines or blank lines after the User 0 parameters in the CCAIN input stream.		User parameters are initially set on the User 0 parameter line during system initialization or on any user’s parameter line. Model 204 accepts comment lines or blank lines after the User 0 parameters in the CCAIN input stream.