Uploaded image for project: 'Hadoop Map/Reduce'
  1. Hadoop Map/Reduce
  2. MAPREDUCE-258

Update MapOutputServlet to use NIO channels

VotersWatch issueWatchersCreate sub-taskLinkCloneUpdate Comment AuthorReplace String in CommentUpdate Comment VisibilityDelete Comments
    XMLWordPrintableJSON

Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Won't Fix
    • None
    • None
    • None
    • None

    Description

      The TaskTracker can serve the map output segments using RandomAccessFileBuffer, added in JETTY-748.

      Attachments

        1. RangedDefaultServlet.java
          11 kB
          David Yu

        Issue Links

        is blocked by

        Improvement - An improvement or enhancement to an existing feature or task. HADOOP-1650 Upgrade Jetty to 6.x

        • Major - Major loss of function.
        • Closed

        Improvement - An improvement or enhancement to an existing feature or task. HADOOP-4699 Change TaskTracker.MapOutputServlet to send only the IFile segment, validate checksum in Reduce

        • Major - Major loss of function.
        • Closed
        relates to

        Improvement - An improvement or enhancement to an existing feature or task. HDFS-916 Rewrite DFSOutputStream to use a single thread with NIO

        • Major - Major loss of function.
        • Open

        Activity
          This comment will be Viewable by All Users Viewable by All Users
          Cancel

          People

            cdouglas Christopher Douglas
            cdouglas Christopher Douglas
            Votes:
            0 Vote for this issue
            Watchers:
            2 Start watching this issue

            Dates

              Created:
              Updated:
              Resolved:

              Slack

                Issue deployment