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  1. Hadoop HDFS
  2. HDFS-5682 Heterogeneous Storage phase 2 - APIs to expose Storage Types
  3. HDFS-5178

DataTransferProtocol changes for supporting mutiple storages per DN

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Duplicate
    • Heterogeneous Storage (HDFS-2832)
    • None
    • datanode
    • None

    Description

      Per discussion in HDFS-5157, DataTransferProtocol should be updated to add StorageID info in some methods, i.e. writeBlock(), replaceBlock(), etc.
      After that, BlockReceiver (sender also) and receiveBlock can operate on target storage with new parameter.

      Attachments

        1. HDFS-5178-v1.patch
          19 kB
          Junping Du
        2. HDFS-5178-v2.patch
          21 kB
          Junping Du

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            junping_du Junping Du
            junping_du Junping Du
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