Hadoop - Environment variable

1 - Management

1.1 - Modified

environment variable for the daemon can be modified in the following files

  • hadoop-env.sh
  • yarn-env.sh
  • mapred-env.sh

hadoop-user-functions.sh allows for advanced users to override some shell functionality

~/.hadooprc stores the personal environment for an individual user. It is processed after the hadoop-env.sh and hadoop-user-functions.sh files and can contain the same settings.

1.2 - Get

From the command line:


hadoop envvars


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