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  1. Hadoop Map/Reduce
  2. MAPREDUCE-5555

distcp should infer optimal number of mappers

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    Details

    • Type: New Feature
    • Status: Open
    • Priority: Major
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: distcp
    • Labels:
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      Description

      Rather than requiring the user to calculate and provide an optimal number of mappers with the -m option, distcp should (if the option is not provided) be able to estimate a reasonable number.

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            • Assignee:
              Unassigned
              Reporter:
              robw Rob Weltman
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              • Created:
                Updated: