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  1. Hadoop HDFS
  2. HDFS-2126 Improve Namenode startup time [umbrella task]
  3. HDFS-1826

NameNode should save image to name directories in parallel during upgrade

    Details

    • Type: Sub-task
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 0.23.0
    • Fix Version/s: 0.23.0
    • Component/s: namenode
    • Labels:
      None
    • Hadoop Flags:
      Reviewed
    • Release Note:
      I've committed this. Thanks, Matt!

      Description

      Currently namenode saves a new image to all its name directories in sequence during upgrade. We should make it to do in parallel to speedup namenode upgrade. Also it should not save its image to edits directories.

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              • Assignee:
                mattf Matt Foley
                Reporter:
                hairong Hairong Kuang
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                Dates

                • Created:
                  Updated:
                  Resolved: