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  1. Hadoop HDFS
  2. HDFS-6702

DFSClient should create blocks using StorageType

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 2.6.0
    • Component/s: datanode, hdfs-client
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      When DFSClient asks NN for a new block (via addBlock), NN returns a LocatedBlock with storage type information. However, DFSClient does not use StorageType to create blocks with DN. As a result, the block replicas could possibly be created with a different storage type.

        Attachments

        1. h6702_20140722.patch
          77 kB
          Tsz-wo Sze
        2. h6702_20140721b.patch
          77 kB
          Tsz-wo Sze
        3. h6702_20140721.patch
          77 kB
          Tsz-wo Sze
        4. h6702_20140719.patch
          75 kB
          Tsz-wo Sze

          Issue Links

          is duplicated by

          Sub-task - The sub-task of the issue HDFS-5178 DataTransferProtocol changes for supporting mutiple storages per DN

          • Major - Major loss of function.
          • Resolved

          Sub-task - The sub-task of the issue HDFS-5391 writeBlock should accept a target storage directory

          • Major - Major loss of function.
          • Resolved
          is required by

          New Feature - A new feature of the product, which has yet to be developed. HDFS-6584 Support Archival Storage

          • Major - Major loss of function.
          • Closed
          relates to

          Sub-task - The sub-task of the issue HDFS-6708 StorageType should be encoded in the block token

          • Major - Major loss of function.
          • Resolved

          New Feature - A new feature of the product, which has yet to be developed. HDFS-2832 Enable support for heterogeneous storages in HDFS - DN as a collection of storages

          • Major - Major loss of function.
          • Closed

            Activity

              People

              • Assignee:
                szetszwo Tsz-wo Sze
                Reporter:
                szetszwo Tsz-wo Sze
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                Dates

                • Created:
                  Updated:
                  Resolved: