Re: [R] Performance difference between 32-bit build and 64-bit bu ild on Solaris 8

From: Liaw, Andy <andy_liaw_at_merck.com>
Date: Sun 12 Jun 2005 - 12:56:06 EST


> From: Peter Dalgaard

[snip]
> While your setup is in place, you might want to play around with the
> higher optimization levels. GCC on AMD64 sees a quite substantial
> speedup from -O2 to -O3.

On our SLES8 amd64 boxes, I had trouble with g77 -O3 (build failed). Have not tried with newer GCC.

Andy  

> --
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R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Sun Jun 12 13:04:23 2005

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