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From Joey Echeverria <j...@cloudera.com>
Subject Re: System.out.println in Map / Reduce
Date Tue, 27 Sep 2011 00:49:53 GMT
Print out go to the task logs. You can see those in the log directory on the tasktracker nodes
or through the jobtracker web GUI. 


On Sep 26, 2011, at 19:47, Arko Provo Mukherjee <arkoprovomukherjee@gmail.com> wrote:

> Hi,
> I am writing some Map Reduce programs in pseudo-distributed mode.
> I am getting some error in my program and would like to debug it.
> For that I want to embed some print statements in my Map / Reduce.
> But when I am running the mappers, the prints doesn't seem to show up in the terminal.
> Does the mappers / reducers redirect the prints to some files or are they suppressed
or it is a problem with my program?
> Many thanks in advance!
> Thanks & regards
> Arko

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