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  1. Hadoop HDFS
  2. HDFS-7285 Erasure Coding Support inside HDFS
  3. HDFS-7782

Erasure coding: pread from files in striped layout

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • HDFS-7285
    • None
    • None
    • Reviewed

    Description

      If client wants to read a file, he is not necessary to know and handle what layout the file is. This sub task adds logic to DFSInputStream to support reading striping layout files.

      Attachments

        1. HDFS-7782.007.patch
          47 kB
          Jing Zhao
        2. HDFS-7782.009.patch
          55 kB
          Jing Zhao
        3. HDFS-7782-000.patch
          15 kB
          Zhe Zhang
        4. HDFS-7782-001.patch
          29 kB
          Zhe Zhang
        5. HDFS-7782-002.patch
          17 kB
          Zhe Zhang
        6. HDFS-7782-003.patch
          19 kB
          Zhe Zhang
        7. HDFS-7782-004.patch
          25 kB
          Zhe Zhang
        8. HDFS-7782-005.patch
          42 kB
          Zhe Zhang
        9. HDFS-7782-006.patch
          39 kB
          Zhe Zhang
        10. HDFS-7782-008.patch
          48 kB
          Zhe Zhang
        11. HDFS-7782-010.patch
          57 kB
          Zhe Zhang
        12. HDFS-7782-011.patch
          55 kB
          Zhe Zhang
        13. HDFS-7782-addendum.patch
          2 kB
          Zhe Zhang

        Issue Links

          is part of

          Sub-task - The sub-task of the issue HDFS-7545 [umbrella] Data striping support in HDFS client

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

          Sub-task - The sub-task of the issue HDFS-8033 Erasure coding: stateful (non-positional) read from files in striped layout

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

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-6450 Support non-positional hedged reads in HDFS

          • Major - Major loss of function.
          • Patch Available
          requires

          Sub-task - The sub-task of the issue HDFS-7853 Erasure coding: extend LocatedBlocks to support reading from striped files

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              zhz Zhe Zhang
              libo-intel Li Bo
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              Dates

                Created:
                Updated:
                Resolved: