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2014 - 09 - 20 08 : 08 : 54 , 179 ERROR org.apache.hadoop.hdfs.server.namenode.FSNamesystem: FSNamesystem initialization failed.
java.io.IOException: NameNode is not formatted. at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java: 331 )
at org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java: 104 )
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java: 427 )
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java: 395 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java: 299 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java: 569 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java: 1479 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java: 1488 )
2014 - 09 - 20 08 : 08 : 54 , 199 ERROR org.apache.hadoop.hdfs.server.namenode.NameNode: java.io.IOException: NameNode is not formatted.
at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java: 331 )
at org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java: 104 )
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java: 427 )
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java: 395 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java: 299 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java: 569 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java: 1479 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java: 1488 )
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解决方法:
格式化NameNode
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[root@hadoop bin] # ./hadoop namenode -format
13 /06/28 22:50:23 INFO namenode.NameNode: STARTUP_MSG:
/************************************************************ STARTUP_MSG: Starting NameNode STARTUP_MSG: host = java.net.UnknownHostException: hadoop: hadoop STARTUP_MSG: args = [- format ]
STARTUP_MSG: version = 0.20.2 STARTUP_MSG: build = https: //svn .apache.org /repos/asf/hadoop/common/branches/branch-0 .20 -r 911707; compiled by 'chrisdo' on Fri Feb 19 08:07:34 UTC 2010
************************************************************/ 13 /06/28 22:50:23 INFO namenode.FSNamesystem: fsOwner=root,root
13 /06/28 22:50:23 INFO namenode.FSNamesystem: supergroup=supergroup
13 /06/28 22:50:23 INFO namenode.FSNamesystem: isPermissionEnabled= true
13 /06/28 22:50:38 INFO metrics.MetricsUtil: Unable to obtain hostName
java.net.UnknownHostException: hadoop: hadoop at java.net.InetAddress.getLocalHost(InetAddress.java:1354)
at org.apache.hadoop.metrics.MetricsUtil.getHostName(MetricsUtil.java:91)
at org.apache.hadoop.metrics.MetricsUtil.createRecord(MetricsUtil.java:80)
at org.apache.hadoop.hdfs.server.namenode.FSDirectory.initialize(FSDirectory.java:73)
at org.apache.hadoop.hdfs.server.namenode.FSDirectory.<init>(FSDirectory.java:68)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:379)
at org.apache.hadoop.hdfs.server.namenode.NameNode. format (NameNode.java:854)
at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:948)
at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:965)
13 /06/28 22:50:38 INFO common.Storage: Image file of size 94 saved in 0 seconds.
13 /06/28 22:50:38 INFO common.Storage: Storage directory /tmp/hadoop-root/dfs/name has been successfully formatted.
13 /06/28 22:50:38 INFO namenode.NameNode: SHUTDOWN_MSG:
/************************************************************ SHUTDOWN_MSG: Shutting down NameNode at java.net.UnknownHostException: hadoop: hadoop ************************************************************/ |
问题:
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2014 - 09 - 20 08 : 02 : 32 , 476 INFO org.apache.hadoop.hdfs.server.common.Storage: Storage directory /tmp/hadoop-root/dfs/name does not exist
2014 - 09 - 20 08 : 02 : 32 , 480 ERROR org.apache.hadoop.hdfs.server.namenode.FSNamesystem: FSNamesystem initialization failed.
org.apache.hadoop.hdfs.server.common.InconsistentFSStateException: Directory /tmp/hadoop-root/dfs/name is in an inconsistent state: storage directory does not exist or is not accessible. at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java: 304 )
at org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java: 104 )
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java: 427 )
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java: 395 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java: 299 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java: 569 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java: 1479 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java: 1488 )
2014 - 09 - 20 08 : 02 : 32 , 494 ERROR org.apache.hadoop.hdfs.server.namenode.NameNode: org.apache.hadoop.hdfs.server.common.InconsistentFSStateException: Directory /tmp/hadoop-root/dfs/name is in an inconsistent state: storage directory does not exist or is not accessible.
at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java: 304 )
at org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java: 104 )
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java: 427 )
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java: 395 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java: 299 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java: 569 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java: 1479 )
at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java: 1488 )
2014 - 09 - 20 08 : 02 : 32 , 495 INFO org.apache.hadoop.hdfs.server.namenode.NameNode: SHUTDOWN_MSG:
/************************************************************ SHUTDOWN_MSG: Shutting down NameNode at localhost/127.0.0.1 ************************************************************/ |
解决:
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mkidr -pv /tmp/hadoop-root/dfs/name
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本文转自 梦朝思夕 51CTO博客,原文链接:http://blog.51cto.com/qiangmzsx/1556336