Hi Shuja,
Can you paste the output of ls -lR on all of your dfs.name.dirs?
(hopefully you have more than one, with one on an external machine via NFS,
right?)
Thanks
-Todd
On Fri, Jan 7, 2011 at 4:39 AM, Shuja Rehman shujamug...@gmail.com wrote:
Hi,
After power failure, the name node is not starting,, giving the following
error. kindly let me know how to resolve it
thnx
2011-01-07 04:14:49,666 INFO
org.apache.hadoop.hdfs.server.namenode.NameNode: STARTUP_MSG:
/
STARTUP_MSG: Starting NameNode
STARTUP_MSG: host = ubuntu/192.168.1.2
STARTUP_MSG: args = []
STARTUP_MSG: version = 0.20.2+737
STARTUP_MSG: build = -r 98c55c28258aa6f42250569bd7fa431ac657bdbd;
compiled by 'root' on Mon Oct 11 17:21:30 UTC 2010
/
2011-01-07 04:14:50,610 INFO org.apache.hadoop.metrics.jvm.JvmMetrics:
Initializing JVM Metrics with processName=NameNode, sessionId=null
2011-01-07 04:14:50,670 INFO
org.apache.hadoop.hdfs.server.namenode.metrics.NameNodeMetrics:
Initializing
NameNodeMeterics using context
object:org.apache.hadoop.metrics.spi.NoEmitMetricsContext
2011-01-07 04:14:50,907 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem: fsOwner=hdfs
2011-01-07 04:14:50,908 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem: supergroup=supergroup
2011-01-07 04:14:50,908 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem:
isPermissionEnabled=false
2011-01-07 04:14:50,931 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem:
isAccessTokenEnabled=false accessKeyUpdateInterval=0 min(s),
accessTokenLifetime=0 min(s)
2011-01-07 04:14:52,378 INFO
org.apache.hadoop.hdfs.server.namenode.metrics.FSNamesystemMetrics:
Initializing FSNamesystemMetrics using context
object:org.apache.hadoop.metrics.spi.NoEmitMetricsContext
2011-01-07 04:14:52,392 INFO
org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Registered
FSNamesystemStatusMBean
2011-01-07 04:14:52,651 ERROR
org.apache.hadoop.hdfs.server.namenode.FSNamesystem: FSNamesystem
initialization failed.
java.io.EOFException
at java.io.DataInputStream.readFully(DataInputStream.java:180)
at java.io.DataInputStream.readLong(DataInputStream.java:399)
at
org.apache.hadoop.hdfs.server.namenode.FSImage.readCheckpointTime(FSImage.java:571)
at
org.apache.hadoop.hdfs.server.namenode.FSImage.getFields(FSImage.java:562)
at
org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.read(Storage.java:237)
at
org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.read(Storage.java:226)
at
org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:316)
at
org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:99)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:343)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.init(FSNamesystem.java:317)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:214)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.init(NameNode.java:394)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1148)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1157)
2011-01-07 04:14:52,662 ERROR
org.apache.hadoop.hdfs.server.namenode.NameNode: java.io.EOFException
at java.io.DataInputStream.readFully(DataInputStream.java:180)
at java.io.DataInputStream.readLong(DataInputStream.java:399)
at
org.apache.hadoop.hdfs.server.namenode.FSImage.readCheckpointTime(FSImage.java:571)
at
org.apache.hadoop.hdfs.server.namenode.FSImage.getFields(FSImage.java:562)
at
org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.read(Storage.java:237)
at
org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.read(Storage.java:226)
at
org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:316)
at
org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:99)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:343)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.init(FSNamesystem.java:317)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:214)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.init(NameNode.java:394)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1148)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1157)
2011-01-07 04:14:52,673 INFO
org.apache.hadoop.hdfs.server.namenode.NameNode: SHUTDOWN_MSG:
--
Regards
Shuja-ur-Rehman Baig
http://pk.linkedin.com/in/shujamughal
--
Todd Lipcon
Software
