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  1. Hadoop HDFS
  2. HDFS-13762 Support non-volatile storage class memory(SCM) in HDFS cache directives
  3. HDFS-14355

Implement HDFS cache on SCM by using pure java mapped byte buffer

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.3.0
    • Component/s: caching, datanode
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      This task is to implement the caching to persistent memory using pure java.nio.MappedByteBuffer, which could be useful in case native support isn't available or convenient in some environments or platforms.

        Attachments

        1. HDFS-14355.000.patch
          47 kB
          Feilong He
        2. HDFS-14355.001.patch
          49 kB
          Feilong He
        3. HDFS-14355.002.patch
          51 kB
          Feilong He
        4. HDFS-14355.003.patch
          64 kB
          Feilong He
        5. HDFS-14355.004.patch
          59 kB
          Feilong He
        6. HDFS-14355.005.patch
          60 kB
          Feilong He
        7. HDFS-14355.006.patch
          59 kB
          Feilong He
        8. HDFS-14355.007.patch
          59 kB
          Feilong He
        9. HDFS-14355.008.patch
          61 kB
          Feilong He
        10. HDFS-14355.009.patch
          59 kB
          Feilong He

          Issue Links

          depends upon

          Sub-task - The sub-task of the issue HDFS-14354 Refactor MappableBlock to align with the implementation of SCM cache

          • Major - Major loss of function.
          • Resolved
          is depended upon by

          Sub-task - The sub-task of the issue HDFS-14356 Implement HDFS cache on SCM with native PMDK libs

          • Major - Major loss of function.
          • Resolved
          is related to

          Sub-task - The sub-task of the issue HDFS-14402 Use FileChannel.transferTo() method for transferring block to SCM cache

          • Major - Major loss of function.
          • Resolved

            Activity

              People

              • Assignee:
                PhiloHe Feilong He
                Reporter:
                PhiloHe Feilong He
              • Votes:
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                Watchers:
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                Dates

                • Created:
                  Updated:
                  Resolved: