Re: Announcing Amazon Elastic MapReduce

[Markus Weimer]

Hello,

On 03.04.2009, at 16:59, Sean Owen wrote:
As a benchmark I ran the 10 million rating GroupLens data set, on a  
high CPU
extra large instance. It generated recommendations for all 71K users  
in
about 10 hours, costing a bit more than $8. That is a kind of worst  
case;
you can recommend for only a subset of users or trade some accuracy  
for
speed.

Thanks for that benachmark data! Does taste make use of all of the  
cores and memory in the extra big instance?

Cheers,

Markus