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  1. Hadoop HDFS
  2. HDFS-5535 Umbrella jira for improved HDFS rolling upgrades
  3. HDFS-3225

Revist upgrade snapshots, roll back, finalize to enable rolling upgrades

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    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Done
    • None
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    Description

      With introduction of wire comaptibility, HDFS is ready for rolling upgrades. Various design choices such as version checks and when to do upgrade snaopshots, rollbacks, finalize need to be revisited.

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. HDFS-5223 Allow edit log/fsimage format changes without changing layout version

          • Major - Major loss of function.
          • Open

          Bug - A problem which impairs or prevents the functions of the product. HDFS-5138 Support HDFS upgrade in HA

          • Blocker - Blocks development and/or testing work, production could not run
          • Closed

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              sanjay.radia Sanjay Radia
              sanjay.radia Sanjay Radia
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                Created:
                Updated:
                Resolved: