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From Stefano Bellasio <stefanobella...@gmail.com>
Subject Re: recommendations with Hadoop and RecommenderJob in Amazon EC2, suggestions for performance?
Date Thu, 06 Jan 2011 16:28:09 GMT
Hi Ted, how many nodes you suggest? Some hints for other questions? Thanks :)

Il giorno 06/gen/2011, alle ore 17.27, Ted Dunning ha scritto:

> Hadoop does not usually work so well with 3 nodes.  Many assumptions about
> having a large cluster are baked in and can cause serious problems with
> small clusters.
> 
> On Thu, Jan 6, 2011 at 5:31 AM, Stefano Bellasio
> <stefanobellasio@gmail.com>wrote:
> 
>> - I need to understand what kind of scalability i obtain with many nodes (3
>> for now, i can arrive to 5), i think that similarities calculation took most
>> of the time, am i right?
>> 


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