There is no R code following
On 01 Nov 2013, at 05:34, Li Bowen <bowenli37 at gmail.com> wrote:
> Hi,
>
> I have been trying to build R with optimized BLAS library.
>
> I am using a Ubuntu 13.10 x86_64 desktop, on which I am able to build R
> with openblas without any problem:
>
> #BEGIN_SRC sh
> ./configure --enable-BLAS-shlib --enable-R-shlib LIBnn=lib --disable-nls
--with-blas="-L/usr/lib/openblas-base/ -lopenblas"
--enable-memory-profiling
> make
> sudo make install
> #END_SRC
>
> However, on redhat 5.9, I am not able to install openblas.
> Firstly, there is no pre-built package, even for later version of
> redhat.
> Secondly, I am not able to build openblas from source, actually not even
> able to install newer gcc from source.
>
> I then tried to install ATLAS on redhat and build R with it. -t 2: 2
threads
> #BEGIN_SRC sh
> ../configure --shared -t 2 -b 64 -D c -DPentiumCPS=1600
> --with-netlib-lapack-tarfile=/path-to-lapack-3.4.2.tgz
> make build
> make check
> make ptcheck
> make time
> make install
>
> # R
> ../configure --enable-BLAS-shlib --enable-R-shlib --disable-nls
> --enable-memory-profiling --with-blas="-L/usr/local/atlas/lib
> -lptf77blas -lpthread -latlas"
> make
> sudo make install
> #END_SRC
>
> Installation is successful. However when I run the following code, only
> one thread is used.
>
> I have looked through lots of manuals and forums and couldn't find an
> answer. Please advise. Thanks a lot.
>
> --
> Sincerely,
> Bowen
>
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