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  1. Hadoop HDFS
  2. HDFS-9805

TCP_NODELAY not set before SASL handshake in data transfer pipeline

    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.0.0-alpha1
    • Component/s: datanode
    • Labels:
      None
    • Target Version/s:

      Description

      There are a few places in the DN -> DN block transfer pipeline where TCP_NODELAY is not set before doing a SASL handshake:

      • in DataNode.DataTransfer::run()
      • in DataXceiver::replaceBlock()
      • in DataXceiver::writeBlock()

        Attachments

        1. HDFS-9805.branch-2.001.patch
          22 kB
          Gary Helmling
        2. HDFS-9805.005.patch
          23 kB
          Gary Helmling
        3. HDFS-9805.004.patch
          23 kB
          Gary Helmling
        4. HDFS-9805.003.patch
          3 kB
          Gary Helmling
        5. HDFS-9805.002.patch
          3 kB
          Gary Helmling

          Activity

            People

            • Assignee:
              ghelmling Gary Helmling
              Reporter:
              ghelmling Gary Helmling
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              Dates

              • Created:
                Updated:
                Resolved: