[R-sig-dyn-mod] Parallel deSolve on AWS

[Tim Keitt]

http://www.keittlab.org/

On Sat, Mar 25, 2017 at 9:53 AM, Daniel Kaschek <
daniel.kaschek at physik.uni-freiburg.de> wrote:

> Dear John,
>
> I wrote a function for my dMod package to automatize the scp and ssh
> processes. You can have a look at the runbg() function in
>
> https://github.com/dkaschek/dMod/blob/development/R/remoteComputing.R
>
> The approach might not be the most elegant. Furthermore, it is written
> with Linux on both the origin and target machine in mind. The function
> is documented and you might just have a look at it. Perhaps you need to
> modify it to your needs. If you have questions, let me know.
>
> Best regards,
> Daniel
>
> On Mon, 2017-03-20 at 13:02 +0530, John Harrold wrote:
> > Howdy Folks,
> >
> > I'm looking at parallelizing some of my code. Mostly I'm thinking
> > about
> > spreading the individual simulations in a Monte Carlo across a bunch
> > of
>

That sounds like a task for one of the many parallel apply cluster
functions in R. Create a vector of rng seeds and run one parallel job per
seed? I would start with the parallel package.

THK


> > computers.  I'd like to spread this out across computers in a more
> > automated fashion as opposed to just adding cores or ssh-ing to
> > computers
> > is a somewhat manual fashion.  I was going to get a free account on
> > AWS to
> > play around with, so I started looking through different tutorials
> > online.
> > There seems to be quite a few options, and I thought it was likely
> > someone
> > on this forum has some direct experience with this. And I'd like to
> > hear
> > about what folks are using in terms of packages, instances they are
> > using
> > on AWS (or other services if thats the case), etc.
> >
> > Thanks
> > John
> >
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> >
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