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From Serge Blazhievsky <hadoop...@gmail.com>
Subject Re: there is not data-node
Date Wed, 01 May 2013 13:16:43 GMT
You also need to remove data in you data directories on every data node

Sent from my iPhone

On May 1, 2013, at 5:31 AM, "Mohsen B.Sarmadi" <mohsen.bsarmadi@gmail.com> 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
> 
> 
> 

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