Ivan Kelly created HDFS-4154:
--------------------------------
Summary: Two namenodes usng bkjm can race to create the version
znode
Key: HDFS-4154
URL: https://issues.apache.org/jira/browse/HDFS-4154
Project: Hadoop HDFS
Issue Type: Sub-task
Reporter: Ivan Kelly
Assignee: Ivan Kelly
Fix For: 3.0.0, 2.0.3-alpha
nd one will get the following error.
2012-11-06 10:04:00,200 INFO hidden.bkjournal.org.apache.zookeeper.ClientCnxn:
Session establishment complete on server
109-231-69-172.flexiscale.com/109.231.69.172:2181, sessionid =
0x13ad528fcfe0005, negotiated timeout = 4000
2012-11-06 10:04:00,710 FATAL org.apache.hadoop.hdfs.server.namenode.NameNode:
Exception in namenode join
java.lang.IllegalArgumentException: Unable to construct journal,
bookkeeper://109.231.69.172:2181;109.231.69.173:2181;109.231.69.174:2181/hdfsjournal
at
org.apache.hadoop.hdfs.server.namenode.FSEditLog.createJournal(FSEditLog.java:1251)
at
org.apache.hadoop.hdfs.server.namenode.FSEditLog.initJournals(FSEditLog.java:226)
at
org.apache.hadoop.hdfs.server.namenode.FSEditLog.initSharedJournalsForRead(FSEditLog.java:206)
at
org.apache.hadoop.hdfs.server.namenode.FSImage.initEditLog(FSImage.java:657)
at
org.apache.hadoop.hdfs.server.namenode.FSImage.loadFSImage(FSImage.java:590)
at
org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:259)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:544)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:423)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:385)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:401)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:435)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:611)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:592)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1135)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1201)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at
org.apache.hadoop.hdfs.server.namenode.FSEditLog.createJournal(FSEditLog.java:1249)
... 14 more
Caused by: java.io.IOException: Error initializing zk
at
org.apache.hadoop.contrib.bkjournal.BookKeeperJournalManager.<init>(BookKeeperJournalManager.java:233)
... 19 more
Caused by:
hidden.bkjournal.org.apache.zookeeper.KeeperException$NodeExistsException:
KeeperErrorCode = NodeExists for /hdfsjournal/version
at
hidden.bkjournal.org.apache.zookeeper.KeeperException.create(KeeperException.java:119)
at
hidden.bkjournal.org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
at
hidden.bkjournal.org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:778)
at
org.apache.hadoop.contrib.bkjournal.BookKeeperJournalManager.<init>(BookKeeperJournalManager.java:222)
... 19 more
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