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remlapmot/swap-blas-and-lapack-for-r.sh

Created March 10, 2023 12:39
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Hot swap BLAS and LAPACK for use with R on Debian/Ubuntu
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swap-blas-and-lapack-for-r.sh
#!/usr/bin/env bash
# OpenBLAS serial
sudo apt-get install libopenblas-serial-dev
sudo update-alternatives --set libblas.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/openblas-serial/libblas.so.3
sudo update-alternatives --set liblapack.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/openblas-serial/liblapack.so.3
# OpenBLAS pthread
# sudo apt-get install libopenblas-base
# sudo update-alternatives --set libblas.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/openblas-pthread/libblas.so.3
# sudo update-alternatives --set liblapack.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/openblas-pthread/liblapack.so.3
# OpenBLAS OpenMP
# sudo apt-get install libopenblas-openmp-dev
# sudo update-alternatives --set libblas.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/openblas-openmp/libblas.so.3
# sudo update-alternatives --set liblapack.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/openblas-openmp/liblapack.so.3
# ATLAS
# sudo update-alternatives --set libblas.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/atlas/libblas.so.3
# sudo update-alternatives --set liblapack.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/atlas/liblapack.so.3
# Default
# sudo update-alternatives --set libblas.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/blas/libblas.so.3
# sudo update-alternatives --set liblapack.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/lapack/liblapack.so.3
# Intel MKL
# sudo update-alternatives --set libblas.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/libmkl_rt.so
# sudo update-alternatives --set liblapack.so.3-x86_64-linux-gnu /usr/lib/x86_64-linux-gnu/libmkl_rt.so
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