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  1. Hadoop HDFS
  2. HDFS-1393

When a directory with huge number of files is deleted, the NN becomes unresponsive

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Duplicate
    • None
    • None
    • namenode
    • None

    Description

      If one deletes a directory with about 2 million files, the namenode becomes unresponsive for close to 20 seconds. The reason being that the FSnamesystem lock is held while all the blocks/namespace-entries are freed.

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          is duplicated by

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-1143 Implement Background deletion

          • Major - Major loss of function.
          • Resolved

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              Unassigned Unassigned
              dhruba Dhruba Borthakur
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                Created:
                Updated:
                Resolved: