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  1. Hadoop HDFS
  2. HDFS-4657

Limit the number of blocks logged by the NN after a block report to a configurable value.

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.0.4-alpha
    • Fix Version/s: 2.3.0
    • Component/s: namenode
    • Labels:
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      Description

      If incremental BR is received before first full BR NN will log a line for every block on a DN.

      This can impact restart times pretty substantially if the DNs have a lot of blocks, and since the FSNS write lock is held while processing the block report clients will not make any progress.

        Attachments

        1. HDFS-4657.patch
          4 kB
          Aaron Myers

          Activity

            People

            • Assignee:
              atm Aaron Myers
              Reporter:
              atm Aaron Myers
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              Dates

              • Created:
                Updated:
                Resolved: