You forgot to format HDFS file system before starting name node. Following line in your error log explains this -
11/02/24 10:43:48 INFO common.Storage: Storage directory /usr/local/hadoop-0.20.2/namespace does not exist. Please format HDFS using following command : $HADOOP_HOME/bin/hadoop namenode -format On Thu, Feb 24, 2011 at 10:53 AM, Khaled Ben Bahri <khaled-...@hotmail.com>wrote: > hello to all > > i'm new user of hadoop hdfs > i configure it like indicated in site on 2 virtual machines > when i want to start it, datanode start but the namenode fail to start with > the secondary namenode > > i have this error message > i don't know if the problem is of the network because the ip adress of > master is different of what is shown in the third line > > > > > 11/02/24 10:43:47 INFO namenode.NameNode: STARTUP_MSG: > /************************************************************ > STARTUP_MSG: Starting NameNode > STARTUP_MSG: host = ubuntu/127.0.1.1 > STARTUP_MSG: args = [] > 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 > ************************************************************/ > 11/02/24 10:43:48 INFO metrics.RpcMetrics: Initializing RPC Metrics with > hostName=NameNode, port=8020 > 11/02/24 10:43:48 INFO namenode.NameNode: Namenode up at: ubuntu.local/ > 157.159.103.83:8020 > 11/02/24 10:43:48 INFO jvm.JvmMetrics: Initializing JVM Metrics with > processName=NameNode, sessionId=null > 11/02/24 10:43:48 INFO metrics.NameNodeMetrics: Initializing > NameNodeMeterics using context > object:org.apache.hadoop.metrics.spi.NullContext > 11/02/24 10:43:48 INFO namenode.FSNamesystem: > fsOwner=vadmin,vadmin,adm,dialout,cdrom,plugdev,lpadmin,sambashare,admin > 11/02/24 10:43:48 INFO namenode.FSNamesystem: supergroup=supergroup > 11/02/24 10:43:48 INFO namenode.FSNamesystem: isPermissionEnabled=true > 11/02/24 10:43:48 INFO metrics.FSNamesystemMetrics: Initializing > FSNamesystemMetrics using context > object:org.apache.hadoop.metrics.spi.NullContext > 11/02/24 10:43:48 INFO namenode.FSNamesystem: Registered > FSNamesystemStatusMBean > 11/02/24 10:43:48 INFO common.Storage: Storage directory > /usr/local/hadoop-0.20.2/namespace does not exist. > 11/02/24 10:43:48 ERROR namenode.FSNamesystem: FSNamesystem initialization > failed. > org.apache.hadoop.hdfs.server.common.InconsistentFSStateException: > Directory /usr/local/hadoop-0.20.2/namespace 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:290) > at > org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:87) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:311) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:292) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:201) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:279) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:956) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:965) > 11/02/24 10:43:48 INFO ipc.Server: Stopping server on 8020 > 11/02/24 10:43:48 ERROR namenode.NameNode: > org.apache.hadoop.hdfs.server.common.InconsistentFSStateException: Directory > /usr/local/hadoop-0.20.2/namespace 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:290) > at > org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:87) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:311) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:292) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:201) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:279) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:956) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:965) > > 11/02/24 10:43:48 INFO namenode.NameNode: SHUTDOWN_MSG: > /************************************************************ > SHUTDOWN_MSG: Shutting down NameNode at ubuntu/127.0.1.1 > ************************************************************/ > > > thanks for your help > best regards > khaled > >
