Hi Tariq, I am also new to Hadoop trying to learn my self can anyone help me on the same. i have installed CDH3.
On Thu, Aug 9, 2012 at 6:21 PM, Mohammad Tariq <[email protected]> wrote: > Hello Anand, > > Is there any specific reason behind not using ssh?? > > Regards, > Mohammad Tariq > > > On Thu, Aug 9, 2012 at 3:46 PM, anand sharma <[email protected]> > wrote: > > Hi, i am just learning the Hadoop and i am setting the development > > environment with CDH3 pseudo distributed mode without any ssh > cofiguration > > in CentOS 6.2 . i can run the sample programs as usual but when i try and > > run namenode this is the error it logs... > > > > [hive@localhost ~]$ hadoop namenode > > 12/08/09 20:56:57 INFO namenode.NameNode: STARTUP_MSG: > > /************************************************************ > > STARTUP_MSG: Starting NameNode > > STARTUP_MSG: host = localhost.localdomain/127.0.0.1 > > STARTUP_MSG: args = [] > > STARTUP_MSG: version = 0.20.2-cdh3u4 > > STARTUP_MSG: build = > file:///data/1/tmp/topdir/BUILD/hadoop-0.20.2-cdh3u4 > > -r 214dd731e3bdb687cb55988d3f47dd9e248c5690; compiled by 'root' on Mon > May > > 7 14:01:59 PDT 2012 > > ************************************************************/ > > 12/08/09 20:56:57 INFO jvm.JvmMetrics: Initializing JVM Metrics with > > processName=NameNode, sessionId=null > > 12/08/09 20:56:57 INFO metrics.NameNodeMetrics: Initializing > > NameNodeMeterics using context > > object:org.apache.hadoop.metrics.spi.NoEmitMetricsContext > > 12/08/09 20:56:57 INFO util.GSet: VM type = 64-bit > > 12/08/09 20:56:57 INFO util.GSet: 2% max memory = 17.77875 MB > > 12/08/09 20:56:57 INFO util.GSet: capacity = 2^21 = 2097152 entries > > 12/08/09 20:56:57 INFO util.GSet: recommended=2097152, actual=2097152 > > 12/08/09 20:56:57 INFO namenode.FSNamesystem: fsOwner=hive (auth:SIMPLE) > > 12/08/09 20:56:57 INFO namenode.FSNamesystem: supergroup=supergroup > > 12/08/09 20:56:57 INFO namenode.FSNamesystem: isPermissionEnabled=false > > 12/08/09 20:56:57 INFO namenode.FSNamesystem: > > dfs.block.invalidate.limit=1000 > > 12/08/09 20:56:57 INFO namenode.FSNamesystem: isAccessTokenEnabled=false > > accessKeyUpdateInterval=0 min(s), accessTokenLifetime=0 min(s) > > 12/08/09 20:56:57 INFO metrics.FSNamesystemMetrics: Initializing > > FSNamesystemMetrics using context > > object:org.apache.hadoop.metrics.spi.NoEmitMetricsContext > > 12/08/09 20:56:57 ERROR namenode.FSNamesystem: FSNamesystem > initialization > > failed. > > java.io.FileNotFoundException: > > /var/lib/hadoop-0.20/cache/hadoop/dfs/name/in_use.lock (Permission > denied) > > at java.io.RandomAccessFile.open(Native Method) > > at java.io.RandomAccessFile.<init>(RandomAccessFile.java:216) > > at > > > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.tryLock(Storage.java:614) > > at > > > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.lock(Storage.java:591) > > at > > > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.analyzeStorage(Storage.java:449) > > at > > > org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:304) > > at > > > org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:110) > > at > > > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:372) > > at > > > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:335) > > at > > > org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:271) > > at > org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:467) > > at > > > org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1330) > > at > org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1339) > > 12/08/09 20:56:57 ERROR namenode.NameNode: java.io.FileNotFoundException: > > /var/lib/hadoop-0.20/cache/hadoop/dfs/name/in_use.lock (Permission > denied) > > at java.io.RandomAccessFile.open(Native Method) > > at java.io.RandomAccessFile.<init>(RandomAccessFile.java:216) > > at > > > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.tryLock(Storage.java:614) > > at > > > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.lock(Storage.java:591) > > at > > > org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.analyzeStorage(Storage.java:449) > > at > > > org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:304) > > at > > > org.apache.hadoop.hdfs.server.namenode.FSDirectory.loadFSImage(FSDirectory.java:110) > > at > > > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.initialize(FSNamesystem.java:372) > > at > > > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:335) > > at > > > org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:271) > > at > org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:467) > > at > > > org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1330) > > at > org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1339) > > > > 12/08/09 20:56:57 INFO namenode.NameNode: SHUTDOWN_MSG: > > /************************************************************ > > SHUTDOWN_MSG: Shutting down NameNode at localhost.localdomain/127.0.0.1 > > ************************************************************/ > > > > >
