Both YARN and MR2 have command line interface.

  • YARN CLI can be used to submit YARN applications and manage them
  • Map Reduce CLI can be used to submit jobs using job files and also to manage them
  • There are hand full of commands which Hadoop Administrator should be aware of.
  • Type yarn or mapred and see the list of commands and use them for managing jobs, check the status of the jobs, kill the jobs and more

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