build:linear_algebra
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build:linear_algebra [2017/04/11 10:58] – Yann Pouillon | build:linear_algebra [2018/10/05 14:49] – [Linear algebra flavors] Jordan Bieder | ||
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- | <WRAP important> | + | <WRAP important> |
====== Configuring linear algebra ====== | ====== Configuring linear algebra ====== | ||
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===== Linear algebra flavors ===== | ===== Linear algebra flavors ===== | ||
- | For sake of clarity, we provide here 3 different perspectives on the linear algebra flavors supported by Abinit and their relationships with the other concepts. The build system lets you configure linear algebra from each of these 3 perspectives, | + | For sake of clarity, we provide here 3 different perspectives on the linear algebra flavors supported by Abinit and their relationships with the other concepts. The build system lets you configure linear algebra from each of these 3 perspectives, |
+ | * a vendor-first approach, where the criterion is to use as many components as possible from the same vendor; | ||
+ | * an architecture-first approach, where the components are selected depending on which elements of the computer architecture are enabled (e.g. OpenMP, MPI, GPU, ...); | ||
+ | * a component-first approach, where you specify explicitly each linear algebra component (e.g. BLAS, LAPACK, ScaLAPACK, ...) you want to use. | ||
The following table lists the available flavors supported by Abinit and their relationships with the other relevant concepts: | The following table lists the available flavors supported by Abinit and their relationships with the other relevant concepts: | ||
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| magma10 | | magma10 | ||
| magma15 | | magma15 | ||
- | | mkl | [[http:// | + | | mkl | [[http:// |
| netlib | | netlib | ||
| openblas | [[https:// | | openblas | [[https:// | ||
| plasma1 | | plasma1 | ||
+ | |||
+ | Please refer to the instructions of each vendor listed above by clicking on the corresponding link to obtain information on how to install their linear algebra implementation. | ||
===== Automatic detection ===== | ===== Automatic detection ===== | ||
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You can tune the detection mechanism through the // | You can tune the detection mechanism through the // | ||
- | * by just specifying a plus-separated list of flavors, in which case the build system will figure out how to assign which flavor to which component; | + | * by just specifying a plus-separated list of flavors, in which case the build system will figure out how to assign which flavor to which component |
* architecture-wise, | * architecture-wise, | ||
* component-wise, | * component-wise, |
build/linear_algebra.txt · Last modified: 2019/08/26 14:29 by Jean-Michel Beuken