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  1. Hadoop Common
  2. HADOOP-2655

Copy on write for data and metadata files in the presence of snapshots

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 0.17.0
    • None
    • None

    Description

      If a DFS Client wants to append data to an existing file (appends, HADOOP-1700) and a snapshot is present, the Datanoed has to implement some form of a copy-on-write for writes to data and meta data files.

      Attachments

        1. copyOnWrite.patch
          27 kB
          Dhruba Borthakur
        2. copyOnWrite.patch
          27 kB
          Dhruba Borthakur
        3. copyOnWrite2.patch
          25 kB
          Dhruba Borthakur
        4. copyOnWrite3.patch
          27 kB
          Dhruba Borthakur

        Issue Links

          blocks

          New Feature - A new feature of the product, which has yet to be developed. HADOOP-1700 Append to files in HDFS

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

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-8860 Remove unused Replica copyOnWrite code

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              dhruba Dhruba Borthakur
              dhruba Dhruba Borthakur
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              Dates

                Created:
                Updated:
                Resolved: