[R] R on Multicore for Linux
paul.hiemstra at knmi.nl
Thu Jul 21 10:57:16 CEST 2011
I have good experiences with the foreach package, available on cran. It
includes some tutorials which might help you.
On 07/20/2011 11:44 PM, Madana_Babu wrote:
> Hi all,
> I have R installed on a box, which is running on a machine with 16 core and
> Redhat - Linux. I am handling huge (size of dataset will be 5 GB) dataset.
> Lets assume that my data is in the form of structured (multiple) logs. I
> access the data by using all.files(). Since by default basic version of R
> utilizes single core, the processing of my analysis code is taking too much
> time. I got to know that mclapply() can be used to use all cores
> (processors) to make R much faster when we have multicores. Can anyone help
> me in understanding how to use mclapply() function in the above situation.
> Thanks in advance
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Paul Hiemstra, Ph.D.
Global Climate Division
Royal Netherlands Meteorological Institute (KNMI)
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