Hadoop Common
  1. Hadoop Common
  2. HADOOP-5675

DistCp should not launch a job if it is not necessary

    Details

    • Type: Improvement Improvement
    • Status: Closed
    • Priority: Minor Minor
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.21.0
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed
    • Release Note:
      Distcp will no longer start jobs that move no data.

      Description

      Currently, DistCp launch a job even if it is not necessary. In such case, the job does nothing.

      1. 5675_20090414.patch
        2 kB
        Tsz Wo Nicholas Sze
      2. 5675_20090421.patch
        2 kB
        Tsz Wo Nicholas Sze
      3. 5675_20090422.patch
        2 kB
        Tsz Wo Nicholas Sze
      4. 5675_20090428.patch
        2 kB
        Tsz Wo Nicholas Sze

        Activity

        Tsz Wo Nicholas Sze created issue -
        Tsz Wo Nicholas Sze made changes -
        Field Original Value New Value
        Component/s tools/distcp [ 12312387 ]
        Tsz Wo Nicholas Sze made changes -
        Attachment 5675_20090414.patch [ 12405477 ]
        Tsz Wo Nicholas Sze made changes -
        Status Open [ 1 ] Patch Available [ 10002 ]
        Hadoop Flags [Reviewed]
        Tsz Wo Nicholas Sze made changes -
        Summary DistCp should not launch a job if byteCount == 0 DistCp should not launch a job if it is not necessary
        Hadoop Flags [Reviewed]
        Description Currently, DistCp launch a job even if byteCount == 0. In such case, the job does nothing. Currently, DistCp launch a job even if it is not necessary. In such case, the job does nothing.
        Tsz Wo Nicholas Sze made changes -
        Status Patch Available [ 10002 ] Open [ 1 ]
        Fix Version/s 0.21.0 [ 12313563 ]
        Tsz Wo Nicholas Sze made changes -
        Attachment 5675_20090421.patch [ 12406050 ]
        Tsz Wo Nicholas Sze made changes -
        Attachment 5675_20090422.patch [ 12406151 ]
        Tsz Wo Nicholas Sze made changes -
        Attachment 5675_20090428.patch [ 12406687 ]
        Tsz Wo Nicholas Sze made changes -
        Status Open [ 1 ] Patch Available [ 10002 ]
        Chris Douglas made changes -
        Status Patch Available [ 10002 ] Resolved [ 5 ]
        Hadoop Flags [Reviewed]
        Resolution Fixed [ 1 ]
        Chris Douglas made changes -
        Resolution Fixed [ 1 ]
        Status Resolved [ 5 ] Reopened [ 4 ]
        Chris Douglas made changes -
        Status Reopened [ 4 ] Resolved [ 5 ]
        Resolution Fixed [ 1 ]
        Owen O'Malley made changes -
        Component/s tools/distcp [ 12312387 ]
        Robert Chansler made changes -
        Release Note Distcp will not start jobs that move no data.
        Robert Chansler made changes -
        Release Note Distcp will not start jobs that move no data. Distcp will no longer start jobs that move no data.
        Tom White made changes -
        Status Resolved [ 5 ] Closed [ 6 ]

          People

          • Assignee:
            Tsz Wo Nicholas Sze
            Reporter:
            Tsz Wo Nicholas Sze
          • Votes:
            0 Vote for this issue
            Watchers:
            2 Start watching this issue

            Dates

            • Created:
              Updated:
              Resolved:

              Development