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11.6jobdefaults.html
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<h1>11.6 Job Defaults and Per Job Limits</h1>
<h2>11.6.1 Job Defaults</h2>Job defaults can be specified on a <i>per queue</i> basis. These defaults are specified using the <a href="a.fparameters.html#CLASSSCFG">CLASSCFG</a> parameter. The table below show the applicable attributes:
<table border="2">
<tr>
<td><b>Attribute</b></td>
<td><b>Format</b></td>
<td><b>Example</b></td>
</tr>
<tr>
<td>DEFAULT.FEATURES</td>
<td>comma delimited list of node features</td>
<td><tt>CLASSCFG[batch] DEFAULT.FEATURES=fast,io</tt><br>
(jobs submitted to class <tt>batch</tt> will request nodes features <tt>fast</tt> and <tt>io</tt></td>
</tr>
<tr>
<td>DEFAULT.WCLIMIT</td>
<td>[[[DD:]HH:]MM:]SS</td>
<td><tt>CLASSCFG[batch] DEFAULT.WCLIMIT=1:00:00</tt><br>
(jobs submitted to class <tt>batch</tt> will request one hour of walltime by default.)</td>
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</table>
<h2>11.6.2 Per Job Maximum Limits</h2>Job defaults can be specified on a <i>per queue</i> basis. These defaults are specified using t he <a href="a.fparameters.html#CLASSSCFG">CLASSCFG</a> parameter. The table below shows the applicable attributes:
<table border="2">
<tr>
<td><b>Attribute</b></td>
<td><b>Format</b></td>
<td><b>Example</b></td>
</tr>
<tr>
<td>MAX.WCLIMIT</td>
<td>[[[DD:]HH:]MM:]SS</td>
<td><tt>CLASSCFG[batch] MAX.WCLIMIT=1:00:00</tt><br>
(jobs submitted to class <tt>batch</tt> can request no more than one hour of walltime.)</td>
</tr>
</table>
<h2>11.6.3 Per Job Minimum Limits</h2>Furthermore, minimum job defaults can be specified on with the <a href="a.fparameters.html#classcfg">CLASSCFG</a> parameter. The table below shows the applicable attributes:
<table border="2">
<tr>
<td><b>Attribute</b></td>
<td><b>Format</b></td>
<td><b>Example</b></td>
</tr>
<tr>
<td>MIN.PROC</td>
<td><integer></td>
<td><tt>CLASSCFG[batch] MIN.PROC=10</tt><br>
(jobs submitted to class <tt>batch</tt> can request no less than ten processors.)</td>
</tr>
</table>
<p><img src="logo1.gif" height="24"> The <a href="http://docs.adaptivecomputing.com/mcm/index.html">Moab Cluster Manager</a><sup>TM</sup> provides an easy to use graphical interface to control job limits.</p>
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