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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"/>
<meta name="author" value="Otis Gospodneti?">
<meta name="email" value="otis @ apache dot org">
<title>Apache Lucene - Apache Lucene - System Properties</title>
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<a href="http://lucene.apache.org/"><img src="./images/lucene_green_300.gif" alt="Apache Lucene" border="0"/></a>
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<p><strong>About</strong></p>
<ul>
<li> <a href="./index.html">Overview</a>
</li>
<li> <a href="http://wiki.apache.org/jakarta-lucene/PoweredBy">Powered by Lucene</a>
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<font color="#ffffff" face="arial,helvetica,sanserif">
<a name="About this Document"><strong>About this Document</strong></a>
</font>
</td></tr>
<tr><td>
<p>
<blockquote>
<p>
Lucene has a number of properties that can be tuned. They can be adjusted
either programmatically, using the Lucene API, or their default values can be
set via system properties described in this document.
</p>
</blockquote>
</p>
</td></tr>
<tr><td><br/></td></tr>
</table>
<table border="0" cellspacing="0" cellpadding="2" width="100%">
<tr><td bgcolor="#525D76">
<font color="#ffffff" face="arial,helvetica,sanserif">
<a name="System Properties"><strong>System Properties</strong></a>
</font>
</td></tr>
<tr><td>
<p>
<blockquote>
<p>
<table width="100%" border="0" cellpadding="4" cellspacing="0">
<tr valign="top">
<td width="25%"><b>Lucene Property</b></td>
<td width="25%"><b>System Property</b></td>
<td width="25%"><b>Default Value</b></td>
</tr>
<tr valign="TOP">
<td width="25%">
<a href="api/org/apache/lucene/index/IndexWriter.html#mergeFactor">mergeFactor</a>
</td>
<td width="25%">
org.apache.lucene.mergeFactor
</td>
<td width="25%">
10
</td>
</tr>
<tr valign="TOP">
<td width="25%">
<a href="api/org/apache/lucene/index/IndexWriter.html#minMergeDocs">minMergeDocs</a>
</td>
<td width="25%">
org.apache.lucene.minMergeDocs
</td>
<td width="25%">
10
</td>
</tr>
<tr valign="TOP">
<td width="25%">
<a href="api/org/apache/lucene/index/IndexWriter.html#maxMergeDocs">maxMergeDocs</a>
</td>
<td width="25%">
org.apache.lucene.maxMergeDocs
</td>
<td width="25%">
Integer.MAX_VALUE
</td>
</tr>
<tr valign="TOP">
<td width="25%">
<a href="api/org/apache/lucene/index/IndexWriter.html#maxFieldLength">maxFieldLength</a>
</td>
<td width="25%">
org.apache.lucene.maxFieldLength
</td>
<td width="25%">
10000
</td>
</tr>
<tr valign="TOP">
<td width="25%">
<a href="api/org/apache/lucene/index/IndexWriter.html#COMMIT_LOCK_TIMEOUT">COMMIT_LOCK_TIMEOUT</a>
</td>
<td width="25%">
org.apache.lucene.commitLockTimeout
</td>
<td width="25%">
10000 ms
</td>
</tr>
<tr valign="TOP">
<td width="25%">
<a href="api/org/apache/lucene/index/IndexWriter.html#WRITE_LOCK_TIMEOUT">WRITE_LOCK_TIMEOUT</a>
</td>
<td width="25%">
org.apache.lucene.writeLockTimeout
</td>
<td width="25%">
1000 ms
</td>
</tr>
<tr valign="TOP">
<td width="25%">
<a href="api/org/apache/lucene/search/BooleanQuery.html#maxClauseCount">maxClauseCount</a>
</td>
<td width="25%">
org.apache.lucene.maxClauseCount
</td>
<td width="25%">
1024
</td>
</tr>
<tr valign="TOP">
<td width="25%">
<a href="api/org/apache/lucene/store/FSDirectory.html#lockDir">lockDir</a>
</td>
<td width="25%">
org.apache.lucene.lockDir
</td>
<td width="25%">
the value of <code>java.io.tmpdir</code> system property
</td>
</tr>
<tr valign="TOP">
<td width="25%">
<a href="api/org/apache/lucene/store/FSDirectory.html#FSDirectory.class">FSDirectory.class</a>
</td>
<td width="25%">
org.apache.lucene.FSDirectory.class
</td>
<td width="25%">
org.apache.lucene.store.FSDirectory
</td>
</tr>
<tr valign="TOP">
<td width="25%">
<a href="api/org/apache/lucene/index/SegmentReader.html#SegmentReader.class">SegmentReader.class</a>
</td>
<td width="25%">
org.apache.lucene.index.SegmentReader.class
</td>
<td width="25%">
org.apache.lucene.index.SegmentReader
</td>
</tr>
</table>
</p>
</blockquote>
</p>
</td></tr>
<tr><td><br/></td></tr>
</table>
</td>
</tr>
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<div align="center"><font color="#525D76" size="-1"><em>
Copyright &#169; 1999-2005, The Apache Software Foundation
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