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  1. Hadoop HDFS
  2. HDFS-8930

Block report lease may leak if the 2nd full block report comes when NN is still in safemode

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Details

    • Bug
    • Status: Resolved
    • Minor
    • Resolution: Fixed
    • 2.8.0
    • 2.8.0, 3.0.0-alpha1
    • None
    • None

    Description

      This is a rare scenario in practice. If the NameNode is still in startup SafeMode while a DataNode sends it the 2nd FBR, the NameNode assigns the lease but rejects the report. The lease then leaves in NN until it expires.

      Attachments

        1. HDFS-8930.000.patch
          2 kB
          Jing Zhao

        Issue Links

          Blocked

          Bug - A problem which impairs or prevents the functions of the product. HDFS-17093 Fix block report lease issue to avoid missing some storages report.

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Activity

            People

              jingzhao Jing Zhao
              jingzhao Jing Zhao
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              Dates

                Created:
                Updated:
                Resolved: