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https://issues.apache.org/jira/browse/HDFS-10719?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Karthik Palanisamy updated HDFS-10719:
--------------------------------------
Affects Version/s: 2.7.1
> 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
>
> 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 and it throws warning message for the quorum which
> is not resolvable.
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