Re: [R] Appropriateness of R functions for multicore

2013-08-20 Thread Hopkins, Bill
: Jeff Newmiller Date: 8/19/2013 5:18 PM To: Patrick Connolly; Cc: Hopkins, Bill;r-help@R-project.org; Subject:Re: [R] Appropriateness of R functions for multicore I don't know... I suppose it depends how it fails. I recommend that you restrict yourself to using only the data that was passed

[R] Appropriateness of R functions for multicore

2013-08-17 Thread Hopkins, Bill
Has there been any systematic evaluation of which core R functions are safe for use with multicore? Of current interest, I have tried calling read.table() via mclapply() to more quickly read in hundreds of raw data files (I have a 24 core system with 72 GB running Ubuntu, a perfect platform for