You might find the https://github.com/r-lib/processx package useful.
Also, the dev version of https://github.com/r-lib/callr might be useful. (The CRAN version of callr does not support background processes.) Gabor On Mon, Jul 10, 2017 at 6:12 PM, Stravs, Michael <michael.str...@eawag.ch> wrote: > Hi, > > I am working on some code to have a background R process running that I can > submit data to, check computation progress, and retrieve results later. I am > aware that "parallel" does a lot of that - however, "parallel" shuts down the > nodes when I quit the master process. On the contrary, I would want these > nodes to continue running, so I can fire up R again later and reconnect to > the nodes to retrieve the results. > > The use case is Shiny apps, where I want a thin frontend as a GUI, workflow > launcher and result viewer, and launch background computation that isn't > dependent on the Shiny script staying alive. > > Has this been done already, and/or are there simple modifications of > parallel/snow/etc that allow this? My current WIP thing uses Rserve. > > (shiny-discuss cc'd). > > Michael Stravs > Eawag > Umweltchemie > BU E 23 > Überlandstrasse 133 > 8600 Dübendorf > +41 58 765 6742 > > > [[alternative HTML version deleted]] > > > ______________________________________________ > R-devel@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-devel ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
