[computer-go] Re: Mogo scalability

Olivier Teytaud Olivier.Teytaud at lri.fr
Sun May 4 11:39:05 PDT 2008


> One reason of this discount is that the MoGo bros running on cgos are
> the _big versions.  By my obserbation (they are running on my pcs and
> both are Q6600/3GHz with different mother boards), mogo_big_4core's
> perallelism is around 300% (by top command), perhaps due to its
> heavier uct part (just my guess).

The top might overestimate the parallelization, as it depends the results 
of top depend on how the locks are implemented. I don't know how was this
part at the time of the release.

With 4 cores, the
current version of mogo is close to a speed-up four. I believed that the
released version was quite similar from that point of view.



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