[R] compiling R with tuned BLAS

Charles Determan cdetermanjr at gmail.com
Fri May 22 14:16:11 CEST 2015

Which OS are you using (Windows, Linux (distro), Mac)?  When you mention
.so files I tend to assume you are using a Linux system.  If you are using
ubuntu, changing the BLAS used by R is relatively trivial by using
'update-alternatives'.  More detail is provided at the following link:


On Thu, May 21, 2015 at 2:19 PM, Michael Gooch <goochmi at gmail.com> wrote:

> I am looking at the instructions on
> http://cran.r-project.org/doc/manuals/r-patched/R-admin.html#ATLAS
> I have noticed that ATLAS produces two shared libs in addition to the *.a
> files:
> http://math-atlas.sourceforge.net/atlas_install/node22.html
> contents of the ATLAS lib directory:
> libatlas.a  libcblas.a  libf77blas.a  liblapack.a  libptcblas.a
> libptf77blas.a  libsatlas.so  libtatlas.so
> The instructions do not appear to match up with the *.a files & *.so files
> as described. (it appears to want me to use shared libs, but the names
> defined are static libs, not shared libs).
> should I simply be having it link against libtatlas.so (and pthreads) for
> shared threaded atlas and libsatlas.so for shared sequential atlas?
> do I need shared versions of the other static libraries?
> I think the help is a bit out of date, or at least unclear as to what it
> intends of me.
> M. Gooch
> ______________________________________________
> R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.

	[[alternative HTML version deleted]]

More information about the R-help mailing list