Re: [R] R and Multi threading

2008-10-08 Thread Prof Brian Ripley
On Wed, 8 Oct 2008, [EMAIL PROTECTED] wrote: Dear prof, and list! I'm wondering which are the steps to exploit multiple processors/cores if most of the processing time is due to C code dynamically loaded into R. I mean; e.g., a Monte Carlo analysis calls the C part a huge number of times, and i

Re: [R] R and Multi threading

2008-10-08 Thread jgarcia
Dear prof, and list! I'm wondering which are the steps to exploit multiple processors/cores if most of the processing time is due to C code dynamically loaded into R. I mean; e.g., a Monte Carlo analysis calls the C part a huge number of times, and it is this C part which takes most of the time.

Re: [R] R and Multi threading

2008-10-07 Thread Prof Brian Ripley
On Tue, 7 Oct 2008, pejpm wrote: I will preface this message by saying that I am not an R developer and no very little about R...but here is my situation: One of my users has developed a model for analysing commodity prices. At the moment when he runs this model on his daily data set it takes

[R] R and Multi threading

2008-10-07 Thread pejpm
I will preface this message by saying that I am not an R developer and no very little about R...but here is my situation: One of my users has developed a model for analysing commodity prices. At the moment when he runs this model on his daily data set it takes roughly 5 hours to complete. He is u