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  1. Hadoop HDFS
  2. HDFS-5535 Umbrella jira for improved HDFS rolling upgrades
  3. HDFS-5753

Add new NN startup options for downgrade and rollback using upgrade marker

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    • Hadoop Flags:
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      Description

      Namenode could be started up with -upgrade / -rollback. The -rollback option will restore the data using the previous directory. New options are needed for downgrade and rollback using the upgrade marker.

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        1. h5753_20140120.patch
          21 kB
          Tsz Wo Nicholas Sze

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              • Assignee:
                szetszwo Tsz Wo Nicholas Sze
                Reporter:
                szetszwo Tsz Wo Nicholas Sze
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