Uploaded image for project: 'Hadoop HDFS'
  1. Hadoop HDFS
  2. HDFS-6581

Write to single replica in memory

    XMLWordPrintableJSON

Details

    • New Feature
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 2.6.0
    • datanode, hdfs-client, namenode
    • None

    Description

      Per discussion with the community on HDFS-5851, we will implement writing to a single replica in DN memory via DataTransferProtocol.

      This avoids some of the issues with short-circuit writes, which we can revisit at a later time.

      Attachments

        1. HDFSWriteableReplicasInMemory.pdf
          127 kB
          Arpit Agarwal
        2. HDFS-6581.merge.01.patch
          231 kB
          Arpit Agarwal
        3. Test-Plan-for-HDFS-6581-Memory-Storage.pdf
          179 kB
          Xiaoyu Yao
        4. HDFS-6581.merge.02.patch
          232 kB
          Arpit Agarwal
        5. HDFS-6581.merge.03.patch
          233 kB
          Arpit Agarwal
        6. HDFS-6581.merge.04.patch
          237 kB
          Arpit Agarwal
        7. HDFS-6581.merge.05.patch
          235 kB
          Arpit Agarwal
        8. HDFS-6581.merge.06.patch
          235 kB
          Arpit Agarwal
        9. HDFS-6581.merge.07.patch
          236 kB
          Arpit Agarwal
        10. HDFS-6581.merge.08.patch
          248 kB
          Arpit Agarwal
        11. HDFS-6581.merge.09.patch
          250 kB
          Arpit Agarwal
        12. HDFS-6581.merge.10.patch
          290 kB
          Arpit Agarwal
        13. Test-Plan-for-HDFS-6581-Memory-Storage.pdf
          202 kB
          Arpit Agarwal
        14. HDFS-6581.merge.11.patch
          310 kB
          Arpit Agarwal
        15. HDFS-6581.merge.12.patch
          307 kB
          Arpit Agarwal
        16. HDFS-6581.merge.14.patch
          279 kB
          Arpit Agarwal
        17. HDFS-6581.merge.15.patch
          260 kB
          Arpit Agarwal

        Issue Links

          Activity

            People

              arp Arpit Agarwal
              arp Arpit Agarwal
              Votes:
              0 Vote for this issue
              Watchers:
              43 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: