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  1. Hadoop HDFS
  2. HDFS-14250

[SBN read] msync should sync with active NameNode to fetch the latest stateID

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.3.0
    • Component/s: namenode
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      Currently the msync call is a dummy operation to observer without really syncing. Instead, it should:

      1. Get the latest stateID from active NN.
      2. Use the stateID to talk to observer NN and make sure it is synced.

        Attachments

        1. HDFS-14250.001.patch
          3 kB
          Chao Sun
        2. HDFS-14250.000.patch
          3 kB
          Chao Sun

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              • Assignee:
                csun Chao Sun
                Reporter:
                csun Chao Sun
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                Dates

                • Created:
                  Updated:
                  Resolved: