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Posted to common-user@hadoop.apache.org by santosh gandham <sa...@gmail.com> on 2009/10/08 10:24:42 UTC

Error: INFO ipc.Client: Retrying connect to server: /192.168.100.11:8020. Already tried 0 time(s).

Hi,
  I am new to Hadoop. I just configured it based on the documentation. While
I was running example program wordcount.java, I am getting errors. When I
gave command
 $  /bin/hadoop dfs -mkdir santhosh  , I am getting error as

 09/10/08 13:30:12 INFO ipc.Client: Retrying connect to server: /
192.168.100.11:8020. Already tried 0 time(s).
09/10/08 13:30:13 INFO ipc.Client: Retrying connect to server: /
192.168.100.11:8020. Already tried 1 time(s).
09/10/08 13:30:14 INFO ipc.Client: Retrying connect to server: /
192.168.100.11:8020. Already tried 2 time(s).
09/10/08 13:30:15 INFO ipc.Client: Retrying connect to server: /
192.168.100.11:8020. Already tried 3 time(s).
09/10/08 13:30:16 INFO ipc.Client: Retrying connect to server: /
192.168.100.11:8020. Already tried 4 time(s).
09/10/08 13:30:17 INFO ipc.Client: Retrying connect to server: /
192.168.100.11:8020. Already tried 5 time(s).
09/10/08 13:30:18 INFO ipc.Client: Retrying connect to server: /
192.168.100.11:8020. Already tried 6 time(s).
09/10/08 13:30:19 INFO ipc.Client: Retrying connect to server: /
192.168.100.11:8020. Already tried 7 time(s).
09/10/08 13:30:20 INFO ipc.Client: Retrying connect to server: /
192.168.100.11:8020. Already tried 8 time(s).
09/10/08 13:30:21 INFO ipc.Client: Retrying connect to server: /
192.168.100.11:8020. Already tried 9 time(s).
Bad connection to FS. command aborted.

I can able to ssh to the server without any password. And I didnt get any
error while I was formating HDFS using the command  $ bin/hadoop namenode
-format .
Please help me . what should I do now?. Thank you.



-- 
Gandham Santhosh

Re: Error: INFO ipc.Client: Retrying connect to server: /192.168.100.11:8020. Already tried 0 time(s).

Posted by shriparv <dw...@gmail.com>.
This just tells that the service which you are trying to conned is not
running on that address or port no.

just try netstat -nlrt | grep 8020 and check if it showing something. what i
can find out from the error that the server is not running or if it running
then its running on some other port



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Re: Error: INFO ipc.Client: Retrying connect to server: /192.168.100.11:8020. Already tried 0 time(s).

Posted by ".ke. sivakumar" <ke...@gmail.com>.
Hi Santosh,

                Check whether all the datanodes are up and running, using
the command
'bin/hadoop dfsadmin -report'.




On Thu, Oct 8, 2009 at 4:24 AM, santosh gandham <sa...@gmail.com>wrote:

> Hi,
>  I am new to Hadoop. I just configured it based on the documentation. While
> I was running example program wordcount.java, I am getting errors. When I
> gave command
>  $  /bin/hadoop dfs -mkdir santhosh  , I am getting error as
>
>  09/10/08 13:30:12 INFO ipc.Client: Retrying connect to server: /
> 192.168.100.11:8020. Already tried 0 time(s).
> 09/10/08 13:30:13 INFO ipc.Client: Retrying connect to server: /
> 192.168.100.11:8020. Already tried 1 time(s).
> 09/10/08 13:30:14 INFO ipc.Client: Retrying connect to server: /
> 192.168.100.11:8020. Already tried 2 time(s).
> 09/10/08 13:30:15 INFO ipc.Client: Retrying connect to server: /
> 192.168.100.11:8020. Already tried 3 time(s).
> 09/10/08 13:30:16 INFO ipc.Client: Retrying connect to server: /
> 192.168.100.11:8020. Already tried 4 time(s).
> 09/10/08 13:30:17 INFO ipc.Client: Retrying connect to server: /
> 192.168.100.11:8020. Already tried 5 time(s).
> 09/10/08 13:30:18 INFO ipc.Client: Retrying connect to server: /
> 192.168.100.11:8020. Already tried 6 time(s).
> 09/10/08 13:30:19 INFO ipc.Client: Retrying connect to server: /
> 192.168.100.11:8020. Already tried 7 time(s).
> 09/10/08 13:30:20 INFO ipc.Client: Retrying connect to server: /
> 192.168.100.11:8020. Already tried 8 time(s).
> 09/10/08 13:30:21 INFO ipc.Client: Retrying connect to server: /
> 192.168.100.11:8020. Already tried 9 time(s).
> Bad connection to FS. command aborted.
>
> I can able to ssh to the server without any password. And I didnt get any
> error while I was formating HDFS using the command  $ bin/hadoop namenode
> -format .
> Please help me . what should I do now?. Thank you.
>
>
>
> --
> Gandham Santhosh
>

Re: Error: INFO ipc.Client: Retrying connect to server: /192.168.100.11:8020. Already tried 0 time(s).

Posted by David Sinclair <ds...@chariotsolutions.com>.
Can you give a little more details about your problem and hadoop setup? Is
this a single machine running NN, DN, etc., or is this a cluster?

On Tue, Apr 19, 2011 at 9:42 AM, endho <ej...@gmail.com> wrote:

>
> hi ,
> Am having the same problem with the bin/hadoop dfs command.  And I havent
> figured out the problem yet. Did you get the solution for it??
> --
> View this message in context:
> http://old.nabble.com/Error%3A-INFO-ipc.Client%3A-Retrying-connect-to-server%3A---192.168.100.11%3A8020.-Already-tried-0-time%28s%29.-tp25800893p31432689.html
> Sent from the Hadoop core-user mailing list archive at Nabble.com.
>
>

Re: Error: INFO ipc.Client: Retrying connect to server: /192.168.100.11:8020. Already tried 0 time(s).

Posted by endho <ej...@gmail.com>.
hi , 
Am having the same problem with the bin/hadoop dfs command.  And I havent
figured out the problem yet. Did you get the solution for it?? 
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