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YARN

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  • 1. YARN Rafael Souza
  • 2. Apache Hadoop NextGen MapReduce
  • 3. A system for managing distributed applications
  • 4. A new Architecture
  • 5. ResourceManager
  • 6. ApplicationMaster • Key difference of the new YARN concept; • Responsible for negotiating resources from the ResourceManager • Execute and monitor the containers and their resource consumption • Every application has its own instance of an ApplicationMaster
  • 7. NodeManager
  • 8. Rafael Souza @rafael_psouza rafaelpsouza rafaelpsouza