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  1. Hadoop YARN
  2. YARN-723

Yarn default value of physical cpu cores to virtual core is 2

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Invalid
    • Affects Version/s: 2.0.4-alpha
    • Fix Version/s: 2.3.0
    • Component/s: None
    • Labels:
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      Description

      The default virtual core allocation in the RM is 1. That means every container will get 1 virtual core == 1/2 a physical core. Not sure if this breaks implicit MR assumptions of maps/reduces getting at least 1 physical cpu.

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              • Assignee:
                Unassigned
                Reporter:
                bikassaha Bikas Saha
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                • Created:
                  Updated:
                  Resolved: