Hadoop Map/Reduce
  1. Hadoop Map/Reduce
  2. MAPREDUCE-4801

ShuffleHandler can generate large logs due to prematurely closed channels

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Critical Critical
    • Resolution: Fixed
    • Affects Version/s: 0.23.3, 2.0.1-alpha
    • Fix Version/s: 2.0.3-alpha, 0.23.5
    • Component/s: None
    • Labels:
      None

      Description

      We ran into an instance where many nodes on a cluster ran out of disk space because the nodemanager logs were huge. Examining the logs showed many, many shuffle errors due to either ClosedChannelException or IOException from "Connection reset by peer" or "Broken pipe".

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          People

          • Assignee:
            Jason Lowe
            Reporter:
            Jason Lowe
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            Dates

            • Created:
              Updated:
              Resolved:

              Development