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  1. Hadoop HDFS
  2. HDFS-9467

Fix data race accessing writeLockHeldTimeStamp in FSNamesystem

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 2.8.0
    • 2.8.0, 2.7.4, 3.0.0-alpha1
    • namenode
    • None
    • Reviewed

    Description

      This is a followup of HDFS-9145.

      Actually the value of writeLockInterval should be captured within the lock. The current code has a race on writeLockHeldTimeStamp. Thanks to Jing Zhao for reporting this.

      Attachments

        1. HDFS-9467.000.patch
          1 kB
          Mingliang Liu
        2. HDFS-9467.001.patch
          1 kB
          Mingliang Liu

        Issue Links

        is broken by

        Improvement - An improvement or enhancement to an existing feature or task. HDFS-9145 Tracking methods that hold FSNamesystemLock for too long

        • Major - Major loss of function.
        • Resolved

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            liuml07 Mingliang Liu
            liuml07 Mingliang Liu
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            Dates

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              Updated:
              Resolved:

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