Configuration Files for Jobs and Applications

Lists the locations of the MapReduce configuration files.

To override the MapReduce default configuration, use the following MapReduce configuration files:

MapReduce Version Configuration File Locations
MapReduce Version 2
  • /opt/mapr/hadoop/hadoop-2.x.x/etc/hadoop/mapred-site.xml
  • /opt/mapr/hadoop/hadoop-2.x.x/etc/hadoop/yarn-site.xml

To override the default configuration for applications, use the yarn-site.xml file that is present in /opt/mapr/hadoop/hadoop-2.x.x/etc/hadoop.