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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

    • Bug
    • Status: Closed
    • Major
    • Resolution: Invalid
    • 2.0.4-alpha
    • 2.3.0
    • None
    • None

    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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          is related to

          Bug - A problem which impairs or prevents the functions of the product. YARN-386 [Umbrella] YARN API Changes

          • Major - Major loss of function.
          • Open

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              Unassigned Unassigned
              bikassaha Bikas Saha
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              Dates

                Created:
                Updated:
                Resolved: