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Karthik Palanisamy updated HDFS-10719: -------------------------------------- Attachment: HDFS-10719-4.patch > In HA, Namenode is failed to start If any of the Quorum hostname is > unresolved. > ------------------------------------------------------------------------------- > > Key: HDFS-10719 > URL: https://issues.apache.org/jira/browse/HDFS-10719 > Project: Hadoop HDFS > Issue Type: Bug > Components: journal-node, namenode > Affects Versions: 2.7.1 > Environment: HDP-2.4 > Reporter: Karthik Palanisamy > Assignee: Karthik Palanisamy > Labels: patch > Attachments: HDFS-10719-1.patch, HDFS-10719-2.patch, > HDFS-10719-3.patch, HDFS-10719-4.patch > > > 2016-08-03 02:53:53,760 ERROR namenode.NameNode (NameNode.java:main(1712)) - > Failed to start namenode. > java.lang.IllegalArgumentException: Unable to construct journal, > qjournal://xxxx1:8485;xxxx2:8485;xxxx3:8485/shva > at > org.apache.hadoop.hdfs.server.namenode.FSEditLog.createJournal(FSEditLog.java:1637) > at > org.apache.hadoop.hdfs.server.namenode.FSEditLog.initJournals(FSEditLog.java:282) > at > org.apache.hadoop.hdfs.server.namenode.FSEditLog.initSharedJournalsForRead(FSEditLog.java:260) > at > org.apache.hadoop.hdfs.server.namenode.FSImage.initEditLog(FSImage.java:789) > at > org.apache.hadoop.hdfs.server.namenode.FSImage.loadFSImage(FSImage.java:634) > at > org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:294) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:983) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:688) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:662) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:726) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:951) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:935) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1641) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1707) > Caused by: java.lang.reflect.InvocationTargetException > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > Method) > at > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) > at java.lang.reflect.Constructor.newInstance(Constructor.java:422) > at > org.apache.hadoop.hdfs.server.namenode.FSEditLog.createJournal(FSEditLog.java:1635) > ... 13 more > Caused by: java.lang.NullPointerException > at > org.apache.hadoop.hdfs.qjournal.client.IPCLoggerChannelMetrics.getName(IPCLoggerChannelMetrics.java:107) > at > org.apache.hadoop.hdfs.qjournal.client.IPCLoggerChannelMetrics.create(IPCLoggerChannelMetrics.java:91) > at > org.apache.hadoop.hdfs.qjournal.client.IPCLoggerChannel.<init>(IPCLoggerChannel.java:178) > at > org.apache.hadoop.hdfs.qjournal.client.IPCLoggerChannel$1.createLogger(IPCLoggerChannel.java:156) > at > org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager.createLoggers(QuorumJournalManager.java:367) > at > org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager.createLoggers(QuorumJournalManager.java:149) > at > org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager.<init>(QuorumJournalManager.java:116) > at > org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager.<init>(QuorumJournalManager.java:105) > ... 18 more > 2016-08-03 02:53:53,765 INFO util.ExitUtil (ExitUtil.java:terminate(124)) - > Exiting with status 1 > 2016-08-03 02:53:53,768 INFO namenode.NameNode (LogAdapter.java:info(47)) - > SHUTDOWN_MSG: > *and the failover is not successful* > I have attached the patch, It allows the Namenode to start if the majority of > the Quorums are resolvable. > throws warning if the quorum is unresolvable. > throws Unknown host exception if the majority of the journals are > unresolvable. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org