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Brahma Reddy Battula commented on HDFS-2940: -------------------------------------------- Please help me if I am wrong..I am notable proceed further... > HA: NullPointerException while formatting NameNode(After Configuring HA) > ------------------------------------------------------------------------ > > Key: HDFS-2940 > URL: https://issues.apache.org/jira/browse/HDFS-2940 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: ha, name-node > Affects Versions: HA branch (HDFS-1623) > Reporter: Brahma Reddy Battula > Assignee: Uma Maheswara Rao G > Priority: Minor > Attachments: core-site.xml, hdfs-site.xml > > > Scenario: > ========= > Step 1: I configured all Ha related configurations > Step 2 : I formatted NN using (./hdfs namenode -format) format command > Please check following Trace: > {noformat} > Formatting using clusterid: CID-26a49fe8-abed-4d80-b02d-eeceb86dbd53 > 12/02/12 20:57:46 ERROR namenode.NameNode: Exception in namenode join > java.lang.NullPointerException > at org.apache.hadoop.net.NetUtils.isLocalAddress(NetUtils.java:640) > at org.apache.hadoop.hdfs.DFSUtil$4.match(DFSUtil.java:115) > at org.apache.hadoop.hdfs.DFSUtil.getSuffixIDs(DFSUtil.java:934) > at org.apache.hadoop.hdfs.DFSUtil.getNameServiceId(DFSUtil.java:890) > at > org.apache.hadoop.hdfs.DFSUtil.getNamenodeNameServiceId(DFSUtil.java:850) > at > org.apache.hadoop.hdfs.server.namenode.FSImage.<init>(FSImage.java:129) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:689) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:817) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:894) > 12/02/12 20:57:46 INFO namenode.NameNode: SHUTDOWN_MSG: > /************************************************************ > SHUTDOWN_MSG: Shutting down NameNode at HOST-10-18-40-20/10.18.40.20 > {noformat} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira