Re: [R] parallel computation with plyr 1.2.1

2010-09-16 Thread Dylan Beaudette
On Thursday 16 September 2010, David Winsemius wrote: > On Sep 16, 2010, at 1:11 PM, Dylan Beaudette wrote: > > Hi, > > > > I have been trying to use the new .parallel argument with the most > > recent > > version of plyr [1] to speed up some tasks. I can run the example in > > the NEWS > > file [1

Re: [R] parallel computation with plyr 1.2.1

2010-09-16 Thread Hadley Wickham
Yes, this was a little bug that will be fixed in the next release. Hadley On Thu, Sep 16, 2010 at 1:11 PM, Dylan Beaudette wrote: > Hi, > > I have been trying to use the new .parallel argument with the most recent > version of plyr [1] to speed up some tasks. I can run the example in the NEWS > f

[R] parallel computation with plyr 1.2.1

2010-09-16 Thread Dylan Beaudette
Hi, I have been trying to use the new .parallel argument with the most recent version of plyr [1] to speed up some tasks. I can run the example in the NEWS file [1], and it seems to be working correctly. However, R will only use a single core when I try to apply this same approach with ddply().