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  1. HBase
  2. HBASE-6116

Allow parallel HDFS writes for HLogs.

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Won't Fix
    • None
    • None
    • None
    • None

    Description

      In HDFS-1783 I adapted Dhrubas changes to be used in Hadoop trunk.
      This issue will include the necessary reflection changes to optionally enable this for the WALs in HBase.

      Attachments

        1. 6116-v1.txt
          17 kB
          Lars Hofhansl
        2. apurtell-patches.zip
          15 kB
          Andrew Kyle Purtell
        3. pipelined-vs-parallel-comparison.zip
          3.79 MB
          Andrew Kyle Purtell

        Issue Links

          is related to

          Sub-task - The sub-task of the issue HBASE-5937 Refactor HLog into an interface.

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-5954 Allow proper fsync support for HBase

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-1783 Ability for HDFS client to write replicas in parallel

          • Major - Major loss of function.
          • Patch Available
          relates to

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-5699 Run with > 1 WAL in HRegionServer

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed

          Activity

            People

              Unassigned Unassigned
              larsh Lars Hofhansl
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              Dates

                Created:
                Updated:
                Resolved: