151 lines
9.8 KiB
HTML
151 lines
9.8 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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<meta name="DC.Type" content="reference" />
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<meta name="DC.Title" content="Know what to save and how often to save it" />
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<meta name="abstract" content="You should save everything in your system as often as possible." />
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<meta name="description" content="You should save everything in your system as often as possible." />
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<meta name="DC.Relation" scheme="URI" content="rzaj1overview.htm" />
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<meta name="DC.Relation" scheme="URI" content="rzaj1timeline.htm" />
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<meta name="DC.Relation" scheme="URI" content="rzaj1simplestrat.htm" />
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<meta name="copyright" content="(C) Copyright IBM Corporation 2000, 2006" />
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<meta name="DC.Identifier" content="rzaj1whattosave" />
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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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<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>Know what to save and how often to save it</title>
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</head>
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<body id="rzaj1whattosave"><a name="rzaj1whattosave"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Know what to save and how often to save it</h1>
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<div><p>You should save everything in your system as often as possible.</p>
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<div class="section"><p>You might not be prepared to recover from a site loss or certain
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types of disk failures if you do not regularly save everything. If you save
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the right parts of your iSeries™ server, then you can recover to point 4 (the
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last save) shown in the backup and recovery timeline. You should save the
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parts of your system that change often daily. Every week, you should save
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the parts of your system that do not change often.</p>
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</div>
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<div class="section"><h4 class="sectiontitle">Parts of your system that change often</h4><p>This table
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shows the parts of the system that change often, and so should be saved daily.</p>
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<div class="tablenoborder"><a name="rzaj1whattosave__sysprt1"><!-- --></a><table cellpadding="4" cellspacing="0" summary="" id="rzaj1whattosave__sysprt1" width="100%" frame="hsides" border="0" rules="none"><caption>Table 1. What to save daily</caption><thead align="left"><tr><th align="left" valign="bottom" width="34.91879350348028%" id="d0e38">Item description</th>
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<th align="left" valign="bottom" width="20.185614849187935%" id="d0e40">IBM- supplied?</th>
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<th align="left" valign="bottom" width="44.895591647331784%" id="d0e42">When changes occur</th>
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</tr>
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</thead>
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<tbody><tr><td align="left" valign="top" width="34.91879350348028%" headers="d0e38 ">Security information (user profiles, private
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authorities, authorization lists)</td>
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<td align="left" valign="top" width="20.185614849187935%" headers="d0e40 ">Some</td>
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<td align="left" valign="top" width="44.895591647331784%" headers="d0e42 ">Regularly, as new users and objects are added
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or authorities are changed<sup>1</sup></td>
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</tr>
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<tr><td align="left" valign="top" width="34.91879350348028%" headers="d0e38 ">Configuration objects in QSYS</td>
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<td align="left" valign="top" width="20.185614849187935%" headers="d0e40 ">No</td>
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<td align="left" valign="top" width="44.895591647331784%" headers="d0e42 ">Regularly, when device descriptions are added
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or changed or when you use the Hardware Service Manager function to update
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configuration information<sup>1</sup></td>
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</tr>
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<tr><td align="left" valign="top" width="34.91879350348028%" headers="d0e38 ">IBM-supplied libraries that contain user
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data (QGPL, QUSRSYS)</td>
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<td align="left" valign="top" width="20.185614849187935%" headers="d0e40 ">Yes</td>
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<td align="left" valign="top" width="44.895591647331784%" headers="d0e42 "><p>Regularly</p>
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</td>
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</tr>
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<tr><td align="left" valign="top" width="34.91879350348028%" headers="d0e38 ">User libraries that contain user data and
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programs</td>
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<td align="left" valign="top" width="20.185614849187935%" headers="d0e40 ">No</td>
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<td align="left" valign="top" width="44.895591647331784%" headers="d0e42 "><p>Regularly</p>
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</td>
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</tr>
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<tr><td align="left" valign="top" width="34.91879350348028%" headers="d0e38 ">Folders and documents</td>
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<td align="left" valign="top" width="20.185614849187935%" headers="d0e40 ">Some</td>
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<td align="left" valign="top" width="44.895591647331784%" headers="d0e42 "><p>Regularly, if you use these objects</p>
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</td>
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</tr>
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<tr><td align="left" valign="top" width="34.91879350348028%" headers="d0e38 ">Distributions</td>
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<td align="left" valign="top" width="20.185614849187935%" headers="d0e40 ">No</td>
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<td align="left" valign="top" width="44.895591647331784%" headers="d0e42 "><p>Regularly, if you use the distribution function</p>
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</td>
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</tr>
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<tr><td align="left" valign="top" width="34.91879350348028%" headers="d0e38 ">User directories</td>
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<td align="left" valign="top" width="20.185614849187935%" headers="d0e40 ">No</td>
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<td align="left" valign="top" width="44.895591647331784%" headers="d0e42 "><p>Regularly</p>
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</td>
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</tr>
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<tr><td colspan="3" align="left" valign="top" headers="d0e38 d0e40 d0e42 "><dl><dt class="dlterm"><sup>1</sup></dt>
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<dd>These objects might also change when you update licensed programs.</dd>
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</dl>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section"><h4 class="sectiontitle">Parts of your system that do not change often</h4><p>This
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table shows the parts of the system that do not change often; you can save
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these on a weekly basis.</p>
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<div class="tablenoborder"><a name="rzaj1whattosave__sysprt2"><!-- --></a><table cellpadding="4" cellspacing="0" summary="" id="rzaj1whattosave__sysprt2" width="100%" frame="hsides" border="0" rules="none"><caption>Table 2. What to save weekly</caption><thead align="left"><tr><th align="left" valign="bottom" width="45.84795321637427%" id="d0e126">Item description</th>
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<th align="left" valign="bottom" width="15.67251461988304%" id="d0e128">IBM- supplied?</th>
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<th align="left" valign="bottom" width="38.47953216374269%" id="d0e130">When changes occur</th>
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</tr>
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</thead>
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<tbody><tr><td align="left" valign="top" width="45.84795321637427%" headers="d0e126 "><span class="keyword">Licensed Internal Code</span> (LIC)</td>
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<td align="left" valign="top" width="15.67251461988304%" headers="d0e128 ">Yes</td>
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<td align="left" valign="top" width="38.47953216374269%" headers="d0e130 ">Program Temporary Fixes (PTFs) or new release
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of the operating system</td>
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</tr>
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<tr><td align="left" valign="top" width="45.84795321637427%" headers="d0e126 "><p>Operating system objects in QSYS library</p>
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</td>
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<td align="left" valign="top" width="15.67251461988304%" headers="d0e128 ">Yes</td>
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<td align="left" valign="top" width="38.47953216374269%" headers="d0e130 ">PTFs or new release of the operating system</td>
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</tr>
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<tr><td align="left" valign="top" width="45.84795321637427%" headers="d0e126 ">IBM<sup>®</sup> <span class="keyword">i5/OS™</span> optional
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libraries (QHLPSYS, QUSRTOOL)</td>
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<td align="left" valign="top" width="15.67251461988304%" headers="d0e128 ">Yes</td>
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<td align="left" valign="top" width="38.47953216374269%" headers="d0e130 ">PTFs or new release of the operating system</td>
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</tr>
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<tr><td align="left" valign="top" width="45.84795321637427%" headers="d0e126 ">Licensed program libraries (QRPG, QCBL, Qxxxx)</td>
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<td align="left" valign="top" width="15.67251461988304%" headers="d0e128 ">Yes</td>
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<td align="left" valign="top" width="38.47953216374269%" headers="d0e130 ">Updates to licensed programs</td>
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</tr>
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<tr><td align="left" valign="top" width="45.84795321637427%" headers="d0e126 ">Licensed program folders (Qxxxxxxx)</td>
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<td align="left" valign="top" width="15.67251461988304%" headers="d0e128 ">Yes</td>
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<td align="left" valign="top" width="38.47953216374269%" headers="d0e130 ">Updates to licensed programs</td>
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</tr>
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<tr><td align="left" valign="top" width="45.84795321637427%" headers="d0e126 ">Licensed program directories (/QIBM/ProdData,
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/QOpenSys/QIBM/ProdData)</td>
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<td align="left" valign="top" width="15.67251461988304%" headers="d0e128 ">Yes</td>
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<td align="left" valign="top" width="38.47953216374269%" headers="d0e130 ">Updates to licensed programs</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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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="rzaj1overview.htm" title="This topic describes what to do in the event that you need to use backup copies if you lose information on your system.">Plan a backup and recovery strategy</a></div>
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</div>
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<div class="relconcepts"><strong>Related concepts</strong><br />
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<div><a href="rzaj1timeline.htm" title="The timeline for backup and recovery begins when you save information, and ends when your system is fully recovered after a failure.">Backup and recovery timeline</a></div>
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</div>
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<div class="relref"><strong>Related reference</strong><br />
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<div><a href="rzaj1simplestrat.htm" title="You have a long save window, which means that you have an 8- to 12-hour block of time available daily with no system activity (including batch work). The simplest save strategy is to save everything every night or during off-shift hours.">Simple save strategy</a></div>
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</div>
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</div>
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</body>
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</html>
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