So the filesystem has corrupted? Regards
Ben On 29 Feb 2012, at 05:51, madhu phatak wrote: > Hi, > This may be the issue with namenode is not correctly formatted. > > On Sat, Feb 18, 2012 at 1:50 PM, Ben Cuthbert <[email protected]> wrote: > >> All sometimes when I startup my hadoop I get the following error >> >> 12/02/17 10:29:56 INFO namenode.NameNode: STARTUP_MSG: >> /************************************************************ >> STARTUP_MSG: Starting NameNode >> STARTUP_MSG: host =iMac.local/192.168.0.191 >> STARTUP_MSG: args = [] >> STARTUP_MSG: version = 0.20.203.0 >> STARTUP_MSG: build = >> http://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security-203-r >> 1099333; compiled by 'oom' on Wed May 4 07:57:50 PDT 2011 >> ************************************************************/ >> 12/02/17 10:29:56 WARN impl.MetricsSystemImpl: Metrics system not started: >> Cannot locate configuration: tried hadoop-metrics2-namenode.properties, >> hadoop-metrics2.properties >> 2012-02-17 10:29:56.994 java[4065:1903] Unable to load realm info from >> SCDynamicStore >> 12/02/17 10:29:57 INFO util.GSet: VM type = 64-bit >> 12/02/17 10:29:57 INFO util.GSet: 2% max memory = 17.77875 MB >> 12/02/17 10:29:57 INFO util.GSet: capacity = 2^21 = 2097152 entries >> 12/02/17 10:29:57 INFO util.GSet: recommended=2097152, actual=2097152 >> 12/02/17 10:29:57 INFO namenode.FSNamesystem: fsOwner=scottsue >> 12/02/17 10:29:57 INFO namenode.FSNamesystem: supergroup=supergroup >> 12/02/17 10:29:57 INFO namenode.FSNamesystem: isPermissionEnabled=true >> 12/02/17 10:29:57 INFO namenode.FSNamesystem: >> dfs.block.invalidate.limit=100 >> 12/02/17 10:29:57 INFO namenode.FSNamesystem: isAccessTokenEnabled=false >> accessKeyUpdateInterval=0 min(s), accessTokenLifetime=0 min(s) >> 12/02/17 10:29:57 INFO namenode.FSNamesystem: Registered >> FSNamesystemStateMBean and NameNodeMXBean >> 12/02/17 10:29:57 INFO namenode.NameNode: Caching file names occuring more >> than 10 times >> 12/02/17 10:29:57 INFO common.Storage: Number of files = 190 >> 12/02/17 10:29:57 INFO common.Storage: Number of files under construction >> = 0 >> 12/02/17 10:29:57 INFO common.Storage: Image file of size 26377 loaded in >> 0 seconds. >> 12/02/17 10:29:57 ERROR namenode.NameNode: java.lang.NullPointerException >> at >> org.apache.hadoop.hdfs.server.namenode.FSDirectory.addChild(FSDirectory.java:1113) >> at >> org.apache.hadoop.hdfs.server.namenode.FSDirectory.addChild(FSDirectory.java:1125) >> at >> org.apache.hadoop.hdfs.server.namenode.FSDirectory.addNode(FSDirectory.java:1028) >> at >> org.apache.hadoop.hdfs.server.namenode.FSDirectory.unprotectedAddFile(FSDirectory.java:205) >> at >> org.apache.hadoop.hdfs.server.namenode.FSEditLog.loadFSEdits(FSEditLog.java:613) >> at >> org.apache.hadoop.hdfs.server.namenode.FSImage.loadFSEdits(FSImage.java:1009) >> at >> org.apache.hadoop.hdfs.server.namenode.FSImage.loadFSImage(FSImage.java:827) >> at >> org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:365) >> at >> org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:97) >> at >> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:379) >> at >> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:353) >> at >> org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:254) >> at >> org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:434) >> at >> org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1153) >> at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1162) >> >> 12/02/17 10:29:57 INFO namenode.NameNode: SHUTDOWN_MSG: >> /************************************************************ >> SHUTDOWN_MSG: Shutting down NameNode at iMac.local/192.168.0.191 >> ************************************************************/ > > > > > -- > Join me at http://hadoopworkshop.eventbrite.com/
