Uploaded image for project: 'Hadoop Common'
  1. Hadoop Common
  2. HADOOP-1274

Configuring different number of mappers and reducers per TaskTracker

    XMLWordPrintableJSON

Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 0.16.0
    • None
    • None

    Description

      Depending on the application, it sometimes make sense to have more mappers than reducers assigned to each node.
      (I'm assuming user either has a dedicated cluster or use HOD.)

      Attachments

        1. patch-1274.txt
          10 kB
          Amareshwari Sriramadasu
        2. patch-1274.txt
          20 kB
          Amareshwari Sriramadasu
        3. patch-1274.txt
          20 kB
          Amareshwari Sriramadasu
        4. patch-1274.txt
          20 kB
          Amareshwari Sriramadasu
        5. patch-1274.txt
          21 kB
          Amareshwari Sriramadasu
        6. patch-1274.txt
          22 kB
          Amareshwari Sriramadasu

        Issue Links

          blocks

          Bug - A problem which impairs or prevents the functions of the product. HADOOP-2215 Change documentation in cluster_setup.html and mapred_tutorial.html post HADOOP-1274

          • Major - Major loss of function.
          • Closed

          Activity

            People

              amareshwari Amareshwari Sriramadasu
              knoguchi Koji Noguchi
              Votes:
              0 Vote for this issue
              Watchers:
              0 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: