hadoop-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From shashwat shriparv <dwivedishash...@gmail.com>
Subject Re: namenode instantiation error
Date Fri, 10 Aug 2012 07:36:10 GMT
I think you need to install and configure ssh



On Thu, Aug 9, 2012 at 4:30 PM, anand sharma <anand2sharma@gmail.com> wrote:

> Thanks all for reply, yes the user has access to that directory and i have
> already formatted the namenode; just for simplicity i am not using ssh as i
> am doing things for the first time.
>
> On Thu, Aug 9, 2012 at 3:58 PM, shashwat shriparv <
> dwivedishashwat@gmail.com> wrote:
>
>> format the filesystem
>>
>> bin/hadoop namenode -format
>>
>> then try to start namenode :)
>>
>>
>> On Thu, Aug 9, 2012 at 3:51 PM, Mohammad Tariq <dontariq@gmail.com>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 <anand2sharma@gmail.com>
>>> 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
>>> > ************************************************************/
>>> >
>>> >
>>>
>>
>>
>>
>> --
>>
>>
>> ∞
>> Shashwat Shriparv
>>
>>
>>
>


-- 


∞
Shashwat Shriparv

Mime
View raw message