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  1. Hadoop HDFS
  2. HDFS-1623 High Availability Framework for HDFS NN
  3. HDFS-2747

HA: entering safe mode after starting SBN can NPE

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: HA branch (HDFS-1623)
    • Fix Version/s: HA branch (HDFS-1623)
    • Component/s: ha
    • Labels:
      None

      Description

      Entering Safemode on the primary after while it's already in safemode after the SBN is started results in an NPE:

      hadoop-0.24.0-SNAPSHOT $ ./bin/hdfs dfsadmin -safemode get
      Safe mode is ON
      hadoop-0.24.0-SNAPSHOT $ ./bin/hdfs dfsadmin -safemode enter
      safemode: java.lang.NullPointerException
      

        Attachments

        1. HDFS-2747.patch
          6 kB
          Uma Maheswara Rao G
        2. HDFS-2747.patch
          7 kB
          Uma Maheswara Rao G

          Activity

            People

            • Assignee:
              umamaheswararao Uma Maheswara Rao G
              Reporter:
              eli Eli Collins
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              Dates

              • Created:
                Updated:
                Resolved: