The documentation for doMC seems very sparse, listing only doMC-package and registerDoMC(). The problem I'm encountering is I'll spawn several workers via doMC/foreach, but then when the job is don...

For some packages like doMC & doSMP, i get the warning & inability to library(doMC). As shown below, i have no problem with subselect thus no file/directory permission issue. Also tried rep...

While using "multicore" parallelism using foreach and the doMC backend (I use doMC as at the time I looked into it other package did not allow logging from the I would like to get a progress bar, u...

How to avoid "could not find function "%dopar%"" in a function of a package when only imports (not depends) foreach in DESCRIPTION of a package? is there a way like foreach::%dopar% as I use foreac...

I'm getting the titular error: mcfork(): Unable to fork: Cannot allocate memory after trying to run a function with mcapply, but top says I'm at 51% This is on an EC2 instance, but I do have up...

I am on Win7 OS with R 3.3.1 in Rstudio. Intention is to use glmnet with parallel processing. From the ?glmnet help: parallel: If TRUE, use parallel foreach to fit each fold. Must register para...

What's the difference between doParallel and doMC in R concerning foreach function? doParallel supports windows, unix-like, while doMC supports unix-like only. In other words, why doParallel cannot...

I have a case where foreach using doMC as a backend produces different behaviors on different machines. On a linux server running Ubuntu 12.04.4 LTS the following code (adapted from the foreach v...

I have an R code that involves several foreach workers to perform some tasks in parallel. I am using foreach and doMC for this purpose. I want to let each of the foreach workers recruits some new w...

I've got a complicated, long function that I'm using to do simulations. It can generate errors, mostly having to do with random vectors ending up with equal values with zero-variance, getting fed e...

I've got a few test pieces of code that I've been running on various machines, always with the same results. I thought the philosophy behind the various do... packages was that they could be used i...