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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

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 2.0.4-alpha
    • 2.3.0
    • namenode
    • None

    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

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            atm Aaron Myers
            atm Aaron Myers
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