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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 2.10.0, 3.3.0, 3.1.4, 3.2.2
    • None
    • None

    Description

      Balancer provides a substantial RPC load on NameNode. It would be good to divert Balancer RPCs getBlocks(), etc. to ObserverNode. The main problem is that Balancer uses NamenodeProtocol, while ORPP currently supports only ClientProtocol.

      Attachments

        1. testBalancerWithObserver.patch
          6 kB
          Konstantin Shvachko
        2. HDFS-14162-HDFS-12943.wip0.patch
          19 kB
          Erik Krogen
        3. HDFS-14162.000.patch
          22 kB
          Erik Krogen
        4. testBalancerWithObserver-3.patch
          14 kB
          Konstantin Shvachko
        5. HDFS-14162.001.patch
          28 kB
          Erik Krogen
        6. HDFS-14162.002.patch
          32 kB
          Erik Krogen
        7. ReflectionBenchmark.java
          1 kB
          Erik Krogen
        8. HDFS-14162.003.patch
          33 kB
          Erik Krogen
        9. HDFS-14162.004.patch
          33 kB
          Erik Krogen
        10. HDFS-14162-branch-2.004.patch
          32 kB
          Erik Krogen
        11. HDFS-14162-branch-2.005.patch
          35 kB
          Erik Krogen

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              xkrogen Erik Krogen
              shv Konstantin Shvachko
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              Dates

                Created:
                Updated:
                Resolved: