Got it. Thanks for the help.
On Wed, Aug 31, 2016 at 1:34 PM, Ben Webb ben@salilab.org wrote:
> On 8/31/16 9:35 AM, Julian wrote: > >> But then when I ran it with >> >> mpirun -np 10 ~/IMP/imp-2.6.2_release/setup_environment.sh python >> exosome.modeling.py http://exosome.modeling.py --test >> >> it doesn't appear to be any faster than a single process. >> > > It won't be any faster than a single process. It's doing replica exchange, > so rather than sampling N frames with a single replica, it samples N frames > with 10 replicas. So you'll get 10x the sampling in the same amount of > walltime. There's almost no communications overhead with replica exchange, > so I'd be enormously surprised to see any slowdown. > > > Ben > -- > ben@salilab.org https://salilab.org/~ben/ > "It is a capital mistake to theorize before one has data." > - Sir Arthur Conan Doyle > _______________________________________________ > IMP-users mailing list > IMP-users@salilab.org > https://salilab.org/mailman/listinfo/imp-users >