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  1. Hadoop HDFS
  2. HDFS-12943 Consistent Reads from Standby Node
  3. HDFS-13607

[Edit Tail Fast Path Pt 1] Enhance JournalNode with an in-memory cache of recent edit transactions

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • HDFS-12943, 3.3.0
    • ha, journal-node
    • None
    • Reviewed

    Description

      See HDFS-13150 for full design.

      This JIRA is to add the in-memory cache of recent edit transactions on the JournalNode. This JIRA does not include accesses to this cache.

      Attachments

        1. HDFS-13607-HDFS-12943.000.patch
          29 kB
          Erik Krogen
        2. HDFS-13607-HDFS-12943.001.patch
          29 kB
          Erik Krogen
        3. HDFS-13607-HDFS-12943.002.patch
          29 kB
          Erik Krogen
        4. HDFS-13607-HDFS-12943.003.patch
          30 kB
          Erik Krogen
        5. HDFS-13607-HDFS-12943.004.patch
          30 kB
          Erik Krogen
        6. HDFS-13607-HDFS-12943.005.patch
          29 kB
          Erik Krogen
        7. HDFS-13607-HDFS-12943.006.patch
          29 kB
          Erik Krogen

        Issue Links

          is depended upon by

          Sub-task - The sub-task of the issue HDFS-13150 [Edit Tail Fast Path] Allow SbNN to tail in-progress edits from JN via RPC

          • Major - Major loss of function.
          • Resolved

          Sub-task - The sub-task of the issue HDFS-13608 [Edit Tail Fast Path Pt 2] Add ability for JournalNode to serve edits via RPC

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              xkrogen Erik Krogen
              xkrogen Erik Krogen
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              Dates

                Created:
                Updated:
                Resolved: