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  1. Hadoop HDFS
  2. HDFS-335

improve singleton handling in DataNode

    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Minor
    • Resolution: Incomplete
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: None
    • Labels:
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      Description

      when a DataNode is constructed, it saves its identity to a static field:

      datanodeObject=this;

      1. there's no check on what if this is already set
      2. when the datanode terminates, it may want to set this to null

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            • Assignee:
              Unassigned
              Reporter:
              stevel@apache.org Steve Loughran
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              • Created:
                Updated:
                Resolved: