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  1. Hadoop HDFS
  2. HDFS-9805

TCP_NODELAY not set before SASL handshake in data transfer pipeline

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 3.0.0-alpha1
    • datanode
    • None

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

        Activity

          People

            ghelmling Gary Helmling
            ghelmling Gary Helmling
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            Dates

              Created:
              Updated:
              Resolved: