Author: cutting
Date: Thu Jan 19 13:24:58 2006
New Revision: 370638
URL: http://svn.apache.org/viewcvs?rev=370638&view=rev
Log:
Document a few more properties. Contributed by Dominik Friedrich.
Modified:
lucene/nutch/trunk/conf/nutch-default.xml
Modified: lucene/nutch/trunk/conf/nutch-default.xml
URL:
http://svn.apache.org/viewcvs/lucene/nutch/trunk/conf/nutch-default.xml?rev=370638&r1=370637&r2=370638&view=diff
==============================================================================
--- lucene/nutch/trunk/conf/nutch-default.xml (original)
+++ lucene/nutch/trunk/conf/nutch-default.xml Thu Jan 19 13:24:58 2006
@@ -379,6 +379,14 @@
exception.</description>
</property>
+<property>
+ <name>io.map.index.skip</name>
+ <value>0</value>
+ <description>Number of index entries to skip between each entry.
+ Zero by default. Setting this to values larger than zero can
+ facilitate opening large map files using less memory.</description>
+</property>
+
<!-- file system properties -->
<property>
@@ -412,6 +420,14 @@
directories, typically on different devices.</description>
</property>
+<property>
+ <name>ndfs.replication</name>
+ <value>3</value>
+ <description>How many copies we try to have at all times. The actual
+ number of replications is at max the number of datanodes in the
+ cluster.</description>
+</property>
+
<!-- map/reduce properties -->
<property>
@@ -509,6 +525,13 @@
<value>200m</value>
<description>The heap size (-Xmx) that will be used for task tracker
child processes.</description>
+</property>
+
+<property>
+ <name>mapred.combine.buffer.size</name>
+ <value>100000</value>
+ <description>The number of entries the combining collector caches before
+ combining them and writing to disk.</description>
</property>
<!-- indexer properties -->
