51 lines
3.3 KiB
HTML
51 lines
3.3 KiB
HTML
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html lang="en-us" xml:lang="en-us">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta name="security" content="public" />
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<meta name="Robots" content="index,follow" />
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<meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' />
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<meta name="DC.Type" content="concept" />
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<meta name="DC.Title" content="Allocate the device description" />
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<meta name="abstract" content="The process of loading the CD-ROM or DVD media requires shared update (*SHRUPD) use of the device description." />
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<meta name="description" content="The process of loading the CD-ROM or DVD media requires shared update (*SHRUPD) use of the device description." />
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<meta name="DC.Relation" scheme="URI" content="rzam4useoptdev.htm" />
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<meta name="copyright" content="(C) Copyright IBM Corporation 2004, 2006" />
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<meta name="DC.Rights.Owner" content="(C) Copyright IBM Corporation 2004, 2006" />
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<meta name="DC.Format" content="XHTML" />
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<meta name="DC.Identifier" content="rzam4allctdevdesc" />
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<meta name="DC.Language" content="en-us" />
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<!-- All rights reserved. Licensed Materials Property of IBM -->
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<!-- US Government Users Restricted Rights -->
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<!-- Use, duplication or disclosure restricted by -->
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<!-- GSA ADP Schedule Contract with IBM Corp. -->
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<link rel="stylesheet" type="text/css" href="./ibmdita.css" />
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<link rel="stylesheet" type="text/css" href="./ic.css" />
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<title>Allocate the device description</title>
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</head>
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<body id="rzam4allctdevdesc"><a name="rzam4allctdevdesc"><!-- --></a>
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<img src="./delta.gif" alt="Start of change" /><!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Allocate the device description</h1>
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<div><p>The process of loading the CD-ROM or DVD media requires shared
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update (*SHRUPD) use of the device description. </p>
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<p>The, QJOBSCD must be able to obtain a *SHRUPD lock on the device description
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for the load to complete successfully. If another job is holding a conflicting
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lock on the device description, the load processing will fail with the following
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errors in the QJOBSCD job log.</p>
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<pre>Optical device xxxxx in use.</pre>
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<pre>Add optical disk cartridge failed to complete successfully.</pre>
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<p>As an example, assume that some job allocates OPT01 with an Exclusive Allow
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Read lock as follows:</p>
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<pre>ALCOBJ OBJ((OPT01 *DEVD *EXCLRD))</pre>
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<p>As long as the system holds this lock, CD-ROM and DVD loads will fail in
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QJOBSCD.</p>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rzam4useoptdev.htm" title="You can display the primary menu for optical support by entering GO OPTICAL on the i5/OS command line. System administrators and programmers can access most optical commands through this menu. It is also convenient to enter many of the optical commands directly on the command line.">Use optical devices</a></div>
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</div>
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</div>
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<img src="./deltaend.gif" alt="End of change" /></body>
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</html>
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