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  1. Hadoop HDFS
  2. HDFS-4949 Centralized cache management in HDFS
  3. HDFS-5051

Propagate cache status information from the DataNode to the NameNode

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • HDFS-4949
    • datanode, namenode
    • None

    Description

      The DataNode needs to inform the NameNode of its current cache state. Let's wire up the RPCs and stub out the relevant methods on the DN and NN side.

      Attachments

        1. hdfs-5051-1.patch
          18 kB
          Andrew Wang
        2. hdfs-5051-2.patch
          18 kB
          Andrew Wang

        Issue Links

          relates to

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-5092 Add support for incremental cache reports

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

          Activity

            People

              andrew.wang Andrew Wang
              cmccabe Colin McCabe
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              Dates

                Created:
                Updated:
                Resolved: