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Re: there is not data-node
Format your namenode and start again

*Thanks & Regards    *


Shashwat Shriparv

On Wed, May 1, 2013 at 8:40 PM, 姚吉龙 <[EMAIL PROTECTED]> wrote:

> Id is different in namenode and data node.you can modify the id.I met the
> same issue and I completely remove all  file under hadoop
> —
> Sent from Mailbox <https://bit.ly/SZvoJe> for iPhone
>
>
> On Wed, May 1, 2013 at 8:32 PM, Mohsen B.Sarmadi <
> [EMAIL PROTECTED]> wrote:
>
>> Dear Sirs/madams
>>
>> i am trying to run hadoop 1.0.4 in the pseudo distributed mode, but i am
>> facing with
>>
>> datanode log,
>>
>> 01/05/2013 13:16:54 2013-05-01 13:16:54,206 ERROR
>> org.apache.hadoop.hdfs.server.datanode.DataNode: java.io.IOException:
>> Incompatible namespaceIDs in /home/mohs/hadoop/dfsdirdata: namenode
>> namespaceID = 717658700; datanode namespaceID = 1318489331
>>
>>
>> job-tracker log:
>>
>> 01/05/2013 13:24:40 org.apache.hadoop.ipc.RemoteException:
>> java.io.IOException: File /home/mohs/hadoop/tmp/mapred/system/
>> jobtracker.info could only be replicated to 0 nodes, instead of 1
>>
>> data-node log:
>> 01/05/2013 13:26:10 2013-05-01 13:26:09,711 WARN
>> org.apache.hadoop.hdfs.DFSClient: DataStreamer Exception:
>> org.apache.hadoop.ipc.RemoteException: java.io.IOException: File
>> /home/mohs/hadoop/tmp/mapred/system/jobtracker.info could only be
>> replicated to 0 nodes, instead of 1
>>
>> i have tried to solve this by removing the files in /tmp/hadoop/* and
>> running hadoop namenode -format
>>
>> but i am facing with the same error.
>> do you have any solution for this?
>>
>> regards
>> Mohsen
>>
>>
>>
>>
>