Uploaded image for project: 'Hadoop HDFS'
  1. Hadoop HDFS
  2. HDFS-15527

Error On adding new Namespace

    XMLWordPrintableJSON

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Blocker
    • Resolution: Not A Bug
    • Affects Version/s: 3.0.0
    • Fix Version/s: None
    • Component/s: federation, ha, nn
    • Labels:
      None

      Description

      We have one namespace, trying to add other one, always getting below error message. 

       

      The new name nodes never be part of existing name space, also don't see any "nn" directories before adding name space.

       

      2020-08-12 04:59:53,947 WARN org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Encountered exception loading fsimage
      java.io.IOException: NameNode is not formatted.
      at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:237)
      at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:1084)
      at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:709)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:665)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:727)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:950)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:929)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1653)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1720)
      2020-08-12 04:59:53,955 DEBUG org.apache.hadoop.hdfs.server.namenode.FSEditLog: Closing log when already closed

      ==============

       

       

      2020-08-12 04:59:53,976 ERROR org.apache.hadoop.hdfs.server.namenode.NameNode: Failed to start namenode.
      java.io.IOException: NameNode is not formatted.
      at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:237)
      at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:1084)
      at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:709)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:665)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:727)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:950)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:929)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1653)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1720)
      2020-08-12 04:59:53,978 DEBUG org.apache.hadoop.util.ExitUtil: Exiting with status 1: java.io.IOException: NameNode is not formatted.
      1: java.io.IOException: NameNode is not formatted.
      at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:265)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1726)
      Caused by: java.io.IOException: NameNode is not formatted.
      at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:237)
      at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:1084)
      at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:709)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:665)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:727)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:950)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:929)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1653)
      at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1720)
      2020-08-12 04:59:53,979 INFO org.apache.hadoop.util.ExitUtil: Exiting with status 1: java.io.IOException: NameNode is not formatted.

        Attachments

          Activity

            People

            • Assignee:
              Unassigned
              Reporter:
              thangamani.murugasamy@epsilon.com Thangamani Murugasamy
            • Votes:
              0 Vote for this issue
              Watchers:
              4 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved: