Yarn - Applications Manager (ASM)

Yarn Hortonworks


The ApplicationsManager is responsible for:

  • accepting job-submissions,
  • negotiating the first container for executing the application specific ApplicationMaster
  • restarting the ApplicationMaster container on failure. The per-application ApplicationMaster has the responsibility of negotiating appropriate resource containers from the Scheduler, tracking their status and monitoring for progress.

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Yarn Hortonworks
Yarn - Resource Manager

The ResourceManager is the central authority of the Yarn cluster. It has two main components: (The Scheduler is responsible for allocating resources) . See Conf: yarn.resourcemanager.webapp.address...

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