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From "Alex Loddengaard" <alexloddenga...@gmail.com>
Subject Re: architecture diagram
Date Wed, 01 Oct 2008 17:59:31 GMT
Hi Terrence,

It really depends on your job I think.  Often reduce steps can be the
bottleneck if you want a single output file (one reducer).

Hope this helps.

Alex

On Wed, Oct 1, 2008 at 10:17 AM, Terrence A. Pietrondi <
tepietrondi@yahoo.com> wrote:

> I am trying to plan out my map-reduce implementation and I have some
> questions of where computation should be split in order to take advantage of
> the distributed nodes.
>
> Looking at the architecture diagram (
> http://hadoop.apache.org/core/images/architecture.gif), are the map boxes
> the major computation areas or is the reduce the major computation area?
>
> Thanks.
>
> Terrence A. Pietrondi
>
>
>
>

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