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  1. Hadoop HDFS
  2. HDFS-12943 Consistent Reads from Standby Node
  3. HDFS-13286

Add haadmin commands to transition between standby and observer

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • HDFS-12943, 3.3.0
    • ha, hdfs, namenode
    • None

    Description

      As discussed in HDFS-12975, we should allow explicit transition between standby and observer through haadmin command, such as:

      haadmin -transitionToObserver

      Initially we should support transition from observer to standby, and standby to observer.

      Attachments

        1. HDFS-13286-HDFS-12943.005.patch
          30 kB
          Chao Sun
        2. HDFS-13286-HDFS-12943.004.patch
          24 kB
          Chao Sun
        3. HDFS-13286-HDFS-12943.003.patch
          24 kB
          Chao Sun
        4. HDFS-13286-HDFS-12943.002.patch
          23 kB
          Chao Sun
        5. HDFS-13286-HDFS-12943.001.patch
          27 kB
          Chao Sun
        6. HDFS-13286-HDFS-12943.000.patch
          27 kB
          Chao Sun

        Issue Links

          breaks

          Bug - A problem which impairs or prevents the functions of the product. YARN-9162 Fix TestRMAdminCLI#testHelp

          • Major - Major loss of function.
          • Resolved
          relates to

          Sub-task - The sub-task of the issue HDFS-13522 HDFS-13522: Add federated nameservices states to client protocol and propagate it between routers and clients.

          • Major - Major loss of function.
          • Resolved

          Sub-task - The sub-task of the issue HDFS-14067 Allow manual failover between standby and observer

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              csun Chao Sun
              csun Chao Sun
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              Dates

                Created:
                Updated:
                Resolved: