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From Robert Evans <ev...@yahoo-inc.com>
Subject Re: About ant hadoop
Date Wed, 19 Sep 2012 13:31:15 GMT
It would help if you could explain a bit more about what you changed.  It
is hard to debug something simply by saying it compiles but does not run
correctly.  You probably want to check the logs/UI for the JT and try to
trace down the path this job is taking.

--Bobby

On 9/19/12 2:01 AM, "Li Shengmei" <lishengmei@ict.ac.cn> wrote:

>Hi,all
>
>         I revise the source code of hadoop-1.0.3 and use ant to recompile
>hadoop. It compiles successfully. Then I "jar cvf hadoop-core-1.0.3.jar *"
>and copy the new hadoop-core-1.0.3.jar to overwirite the $HADOOP_HOME/
>hadoop-core-1.0.3.jar in every node machine.        Then I use hadoop to
>test the wordcount application. But the application halts at map 0% reduce
>0%.
>
>         Does anyone give suggestions?
>
>Thanks a lot.
>
> 
>
>May
>
>         
>
> 
>
> 
>


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