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Re: unable to check nodes on hadoop
Babak,

Probably, your namenode is not up. Check the logs of namenode first.
Also, please specify the version? the mode in which you are running hadoop?

On Wed, Jun 6, 2012 at 9:35 AM, Babak Bastan <[EMAIL PROTECTED]> wrote:

> If I type 'http://localhost:50070' or 'http://localhost:9000' to see the
> nodes,my browser shows me nothing I think it can't connect to the server. I
> tested my hadoop with this command:
>
> hadoop jar hadoop-*test*.jar TestDFSIO -write -nrFiles 10 -fileSize 1000
>
> but too didn't work and it tries to connect to the server,this is the
> output:
>
> 12/06/06 17:25:24 INFO mapred.FileInputFormat: nrFiles = 10
> 12/06/06 17:25:24 INFO mapred.FileInputFormat: fileSize (MB) = 1000
> 12/06/06 17:25:24 INFO mapred.FileInputFormat: bufferSize = 1000000
> 12/06/06 17:25:25 INFO ipc.Client: Retrying connect to server:
> localhost/127.0.0.1:9000. Already tried 0 time(s).
> 12/06/06 17:25:26 INFO ipc.Client: Retrying connect to server:
> localhost/127.0.0.1:9000. Already tried 1 time(s).
> 12/06/06 17:25:27 INFO ipc.Client: Retrying connect to server:
> localhost/127.0.0.1:9000. Already tried 2 time(s).
> 12/06/06 17:25:28 INFO ipc.Client: Retrying connect to server:
> localhost/127.0.0.1:9000. Already tried 3 time(s).
> 12/06/06 17:25:29 INFO ipc.Client: Retrying connect to server:
> localhost/127.0.0.1:9000. Already tried 4 time(s).
> 12/06/06 17:25:30 INFO ipc.Client: Retrying connect to server:
> localhost/127.0.0.1:9000. Already tried 5 time(s).
> 12/06/06 17:25:31 INFO ipc.Client: Retrying connect to server:
> localhost/127.0.0.1:9000. Already tried 6 time(s).
> 12/06/06 17:25:32 INFO ipc.Client: Retrying connect to server:
> localhost/127.0.0.1:9000. Already tried 7 time(s).
> 12/06/06 17:25:33 INFO ipc.Client: Retrying connect to server:
> localhost/127.0.0.1:9000. Already tried 8 time(s).
> 12/06/06 17:25:34 INFO ipc.Client: Retrying connect to server:
> localhost/127.0.0.1:9000. Already tried 9 time(s).
> java.net.ConnectException: Call to localhost/127.0.0.1:9000 failed on
> connection exception: java.net.ConnectException: Connection refused
>
> I changed some files like this: in conf/core-site.xml:
>
> <configuration>
>  <property>
>    <name>fs.default.name</name>
>    <value>hdfs://localhost:9000</value>
>  </property>
>
> in conf/hdfs-site.xml:
>
> <configuration>
>  <property>
>    <name>dfs.replication</name>
>    <value>1</value>
>  </property>
> </configuration>
> </configuration>
>
> in conf/mapred-site.xml:
>
> <configuration>
>  <property>
>    <name>mapred.job.tracker</name>
>    <value>localhost:9001</value>
>  </property>
> </configuration>
>
> but no effect !Have you any Idee,How can I solve my problem?
>

--
Thanks & Regards,
Anil Gupta