Uploaded image for project: 'Hadoop Map/Reduce'
  1. Hadoop Map/Reduce
  2. MAPREDUCE-5533

Speculative execution does not function for reduce

    XMLWordPrintableJSON

Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 2.2.0
    • applicationmaster
    • None
    • Reviewed

    Description

      We have sort job where reduce attempt does not send heartbeat in timely manner to application master. The AM should kick off another attempt to let job succeeds. What we find is the job fails and there is no speculation happening.

      Attachments

        1. MAPREDUCE-5533.6.patch
          17 kB
          Vinod Kumar Vavilapalli
        2. MAPREDUCE-5533.5.patch
          16 kB
          Xuan Gong
        3. MAPREDUCE-5533.4.patch
          5 kB
          Xuan Gong
        4. MAPREDUCE-5533.3.patch
          4 kB
          Xuan Gong
        5. MAPREDUCE-5533.2.patch
          4 kB
          Xuan Gong
        6. MAPREDUCE-5533.1.patch
          4 kB
          Xuan Gong

        Activity

          People

            xgong Xuan Gong
            tassapola Tassapol Athiapinya
            Votes:
            0 Vote for this issue
            Watchers:
            7 Start watching this issue

            Dates

              Created:
              Updated:
              Resolved: