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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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    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 Sze

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          is depended upon by

          Sub-task - The sub-task of the issue HDFS-5778 Document new commands and parameters for improved rolling upgrades

          • Major - Major loss of function.
          • Resolved

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              szetszwo Tsz-wo Sze
              szetszwo Tsz-wo Sze
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                Updated:
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