This is documentation for MapR Version 5.0. You can also refer to MapR documentation for the latest release.

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In the event that you need to override the MapReduce default configuration, note that the location of the MapReduce configuration file differs based on the MapReduce version:

MapReduce VersionConfiguration File Locations
MapReduce v1
  • /opt/mapr/hadoop/hadoop-0.20.2/conf/mapred-site.xml
MapReduce v2
  • /opt/mapr/hadoop/hadoop-2.x.x/etc/hadoop/mapred-site.xml
  • /opt/mapr/hadoop/hadoop-2.x.x/etc/hadoop/yarn-site.xml

In the event that you need to override the default configuration for applications, the yarn-site.xml is in the following directory: /opt/mapr/hadoop/hadoop-2.x.x/etc/hadoop

For more information about configuration files, see Configuration Files

 

 


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