Wednesday, April 26, 2017

Hadoop Configuration File

Hello Guys,

Please keep this configuration(.xml) file handy in order to work in Hadoop Ecosystem.


  1. core-site.xml:    It contains the configuration settings for Hadoop Core such as I/O settings that are common to HDFS and MapReduce.


  1. hdfs-site.xml: All the configuration settings for HDFS daemons(background process), the namenode, the secondary namenode and the data nodes are specified or can be specified in this file.



  1. mapred-site.xml: Configuration settings related to MapReduce daemons : the job-tracker and the task-trackers can be done here.

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