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  1. Hadoop Map/Reduce
  2. MAPREDUCE-4481

User Log Retention across TT restarts

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    Details

    • Type: Improvement
    • Status: Reopened
    • Priority: Minor
    • Resolution: Unresolved
    • Affects Version/s: 0.22.0
    • Fix Version/s: None
    • Component/s: tasktracker
    • Labels:
      None

      Description

      The tasktrackers cleanup the userlog directory when they restart.
      This happens independent of value of mapred.userlog.retain.hours.

      The feature is to add a configurable feature to respect mapred.userlog.retain.hours across TT restarts

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        is broken by

        Bug - A problem which impairs or prevents the functions of the product. MAPREDUCE-1213 TaskTrackers restart is very slow because it deletes distributed cache directory synchronously

        • Major - Major loss of function.
        • Closed
        is related to

        Sub-task - The sub-task of the issue MAPREDUCE-2415 Distribute TaskTracker userlogs onto multiple disks

        • Major - Major loss of function.
        • Closed

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                Updated:

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