91 lines
5.9 KiB
HTML
91 lines
5.9 KiB
HTML
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<meta name="DC.Title" content="Journal limits" />
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<meta name="abstract" content="This topic provides system limits for journals, such as the size of a journal receiver, the length of a single journal entry, and the maximum sequence number for journal entries." />
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<meta name="description" content="This topic provides system limits for journals, such as the size of a journal receiver, the length of a single journal entry, and the maximum sequence number for journal entries." />
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<title>Journal limits</title>
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<body id="rzampjournal"><a name="rzampjournal"><!-- --></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">Journal limits</h1>
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<div><p>This topic provides system limits for journals, such as the size
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of a journal receiver, the length of a single journal entry, and the maximum
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sequence number for journal entries. </p>
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<div class="section"><div class="p">
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" width="100%" frame="border" border="1" rules="all"><caption>Table 1. Journal limits</caption><thead align="left"><tr><th valign="top" width="50%" id="d0e23">Journal limits</th>
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<th valign="top" width="50%" id="d0e25">Value</th>
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</tr>
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</thead>
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<tbody><tr><td valign="top" width="50%" headers="d0e23 ">Maximum size of a single journal receiver</td>
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<td valign="top" width="50%" headers="d0e25 ">Approximately 1 terabyte</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e23 ">Maximum length of a single journal entry (bytes)</td>
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<td valign="top" width="50%" headers="d0e25 ">4 000 000 000 bytes</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e23 "><img src="./delta.gif" alt="Start of change" />Maximum length of a single journal entry that can be
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written using the Send Journal Entry (QJOSJRNE) API<img src="./deltaend.gif" alt="End of change" /></td>
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<td valign="top" width="50%" headers="d0e25 "><img src="./delta.gif" alt="Start of change" />15 761 440 bytes<img src="./deltaend.gif" alt="End of change" /></td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e23 ">Maximum sequence number for journal entries</td>
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<td valign="top" width="50%" headers="d0e25 ">18 446 744 073 709 551 600</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e23 "><img src="./delta.gif" alt="Start of change" />Maximum number of objects that can be associated with one journal<sup>1</sup><img src="./deltaend.gif" alt="End of change" /></td>
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<td valign="top" width="50%" headers="d0e25 "><img src="./delta.gif" alt="Start of change" />10 000 000<img src="./deltaend.gif" alt="End of change" /></td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e23 "><img src="./delta.gif" alt="Start of change" />Maximum number of objects allowed on a single APYJRNCHG or RMVJRNCHG
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command<img src="./deltaend.gif" alt="End of change" /></td>
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<td valign="top" width="50%" headers="d0e25 "><img src="./delta.gif" alt="Start of change" />10 000 000<img src="./deltaend.gif" alt="End of change" /></td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e23 ">Maximum number of journal receivers allowed in a range
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of receivers on a journal command</td>
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<td valign="top" width="50%" headers="d0e25 ">1024</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e23 ">Maximum number of remote journal target systems for broadcast mode</td>
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<td valign="top" width="50%" headers="d0e25 ">255</td>
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</tr>
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<tr><td valign="top" width="50%" headers="d0e23 "><img src="./delta.gif" alt="Start of change" />Maximum number of active commitment definitions with
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object-level changes that can be processed concurrently by an APYJRNCHG or
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APYJRNCHGX command<img src="./deltaend.gif" alt="End of change" /></td>
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<td valign="top" width="50%" headers="d0e25 "><img src="./delta.gif" alt="Start of change" />1023<img src="./deltaend.gif" alt="End of change" /></td>
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</tr>
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<tr><td colspan="2" valign="top" headers="d0e23 d0e25 "> <div class="note"><span class="notetitle">Note:</span> <ol><li>This maximum includes objects whose changes are currently
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being journaled, and journal receivers that are associated with the journal.
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If the number of objects is larger than this maximum, journaling does not
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start.</li>
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</ol>
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</div>
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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>
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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="rzampoverview.htm" title="If you exceed system limitations you can experience an application outage or a system outage. Avoid these types of outages by being aware of the maximum capacities and system limitations in advance.">Maximum capacities</a></div>
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</div>
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</div>
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