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viewing log messages from mapper and reducer. - Hadoop - [mail # user]
...Hi..    I am trying to run the following example: http://hadoop.apache.org/docs/r0.17.0/mapred_tutorial.html#Example%3A+WordCount+v1.0 Except in the mapper and reduce class I am lo...
   Author: jamal sasha, 2013-01-16, 21:10
tcp error - Hadoop - [mail # user]
...I am inside a network where I need proxy settings to access the internet. I have a weird problem.  The internet is working fine. But it is one particular instance when i get this error:...
   Author: jamal sasha, 2013-01-16, 19:38
probably very stupid question - Hadoop - [mail # user]
...Hi,   Probably a very lame question. I have two documents and I want to find the overlap of both documents in map reduce fashion and then compare the overlap (lets say I have some measu...
   Author: jamal sasha, 2013-01-14, 23:44
good way to debug map reduce code - Hadoop - [mail # user]
...Hi,   I have been using python hadoop streaming framework to write the code and now I am slowly moving towards the core java api's. And I am getting comfortable with it but what is the ...
   Author: jamal sasha, 2012-12-26, 01:56
Re: can local disk of reduce task cause the job to fail? - Hadoop - [mail # user]
...I am new to hadoop but I think the data transfer from the completed mapped nodes are transferred (copied,.. shuffled and sorted ) to the reducer nodes even though some of the mappers are sti...
   Author: jamal sasha, 2012-12-09, 17:19
Re: fundamental doubt - Hadoop - [mail # user]
...got it. thanks for clarification   On Wed, Nov 21, 2012 at 3:03 PM, Bejoy KS  wrote:  ...
   Author: jamal sasha, 2012-11-21, 20:24
Re: guessing number of reducers. - Hadoop - [mail # user]
...Thanks for the input guys. This helps alot  On Wednesday, November 21, 2012, Bejoy KS  wrote: slots in your cluster then a few of the reduce tasks will be in queue waiting for its ...
   Author: jamal sasha, 2012-11-21, 18:27
Fwd: debugging hadoop streaming programs (first code) - Hadoop - [mail # user]
...Hi,   This is my first attempt to learn the map reduce abstraction.  My problem is as follows I have a text file as follows: id 1, id2, date,time,mrps,code,code2  371010002240...
   Author: jamal sasha, 2012-11-20, 01:20
debugging hadoop streaming programs (first code) - Hadoop - [mail # general]
...Hi,   This is my first attempt to learn the map reduce abstraction.  My problem is as follows I have a text file as follows: id 1, id2, date,time,mrps,code,code2  371010002240...
   Author: jamal sasha, 2012-11-20, 01:17
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