Hadoop Map/Reduce
  1. Hadoop Map/Reduce
  2. MAPREDUCE-1845

FairScheduler.tasksToPeempt() can return negative number

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: 0.21.0, 0.22.0
    • Fix Version/s: 0.21.0, 0.22.0
    • Component/s: contrib/fair-share
    • Labels:
      None

      Description

      This method can return negative number. This will cause the preemption to under-preempt.
      The bug was discovered by Joydeep.

      1. MAPREDUCE-1845.20100717.txt
        4 kB
        Scott Chen
      2. MAPREDUCE-1845-v2.txt
        5 kB
        Scott Chen

        Activity

        Scott Chen created issue -
        Scott Chen made changes -
        Field Original Value New Value
        Priority Minor [ 4 ] Major [ 3 ]
        Scott Chen made changes -
        Attachment MAPREDUCE-1845.20100717.txt [ 12447520 ]
        Scott Chen made changes -
        Status Open [ 1 ] Patch Available [ 10002 ]
        Scott Chen made changes -
        Status Patch Available [ 10002 ] Open [ 1 ]
        Scott Chen made changes -
        Status Open [ 1 ] Patch Available [ 10002 ]
        Scott Chen made changes -
        Attachment MAPREDUCE-1845-v2.txt [ 12448108 ]
        Scott Chen made changes -
        Status Patch Available [ 10002 ] Open [ 1 ]
        Scott Chen made changes -
        Attachment MAPREDUCE-1845-v2.txt [ 12448108 ]
        Scott Chen made changes -
        Attachment MAPREDUCE-1845-v2.txt [ 12448139 ]
        Scott Chen made changes -
        Attachment MAPREDUCE-1845-v2.txt [ 12448139 ]
        Scott Chen made changes -
        Attachment MAPREDUCE-1845-v2.txt [ 12448140 ]
        Scott Chen made changes -
        Status Open [ 1 ] Patch Available [ 10002 ]
        Matei Zaharia made changes -
        Fix Version/s 0.21.0 [ 12314045 ]
        Affects Version/s 0.21.0 [ 12314045 ]
        Matei Zaharia made changes -
        Status Patch Available [ 10002 ] Resolved [ 5 ]
        Resolution Fixed [ 1 ]
        Tom White made changes -
        Status Resolved [ 5 ] Closed [ 6 ]

          People

          • Assignee:
            Scott Chen
            Reporter:
            Scott Chen
          • Votes:
            0 Vote for this issue
            Watchers:
            4 Start watching this issue

            Dates

            • Created:
              Updated:
              Resolved:

              Development