Uploaded image for project: 'Hadoop HDFS'
  1. Hadoop HDFS
  2. HDFS-1606 Provide a stronger data guarantee in the write pipeline
  3. HDFS-1629

Add a method to BlockPlacementPolicy for not removing the chosen nodes

    XMLWordPrintableJSON

Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 0.23.0
    • namenode
    • None
    • Reviewed

    Description

      BlockPlacementPolicy supports chosen nodes in some of the chooseTarget(..) methods. The chosen nodes will be removed from the output array. For adding new datanodes to an existing pipeline, it is useful to keep the chosen nodes in the output array.

      Attachments

        1. h1629_20110216.patch
          11 kB
          Tsz-wo Sze
        2. h1629_20110217.patch
          11 kB
          Tsz-wo Sze

        Issue Links

          is related to

          Improvement - An improvement or enhancement to an existing feature or task. MAPREDUCE-2334 Update BlockPlacementPolicyRaid

          • Trivial - Cosmetic problem like misspelt words or misaligned text.
          • Resolved

          Activity

            People

              szetszwo Tsz-wo Sze
              szetszwo Tsz-wo Sze
              Votes:
              0 Vote for this issue
              Watchers:
              4 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: