[Debian-pan-maintainers] Fwd: Push the add of ROCm and Pocl autopkgtest for Examl

Alexandros Stamatakis stamatak at ics.forth.gr
Tue Jul 1 15:23:54 BST 2025


Dear Clement,

I am not sure I understand your question.

ExaML neither supports GPUs, nor OpenCL.

More importantly, ExaML is not supported any more as all of its 
functionality has been integrated into RAxML-NG by now:

https://github.com/amkozlov/raxml-ng

In addition to this we do not have any plans at present to port RAxML-NG 
to GPUs as our numerical kernels don't scale that well on GPUs to 
justify the programming effort.

Hope this helps,

Alexis

>
> Helo  Alexandros,
>
> I am in an internship at Synchrotron-Soleil , my directors are 
> Frederic-Emmanuel PICCA and Emmanuel FARHI.I implemented Rocm and Pocl 
> autopkgtest for architecture amd64 and arm64. And I would like to push it.
> I implemented autopktests for rocm and pocl on the package named Examl 
> on local.The aim is to have an overview of code compatibility with 
> various AMD graphics cards, the codes on all the AMD boards available 
> for CI rocm for GPU and Pocl for CPU. Our purpose is to tests Opencl .
>
> I searched in the examl package, apparently there would be opencl . It 
> doesn't use it directly but it does trought MPI :
>
> In the debtree Opencl is used more or less towards the end of the tree 
> ( pdf )
>
> On the other hand there is no sign of opencl tests played explicitly. 
> These are MPI tests, except that opencl is one of the dependencies of 
> MPI, to the 4th degree in fact.
>
> The following tests are ran , testing MPI .
>
> Tests run
> + examl -t testData/49.tree -m GAMMA -s 49.unpartitioned.binary -n T1
> Run MPI on 64 of 128 available processors
> Use /usr/lib/examl/bin/examl-avx2 and 64 processors
> We look forward to hearing from you !
>
> Would it be possible to provide a data set that tests opencl?
>
> Andrea redirected me to you, I look forward to your reply
>
> Warmly,
>
> Clément LONGEAC
>
>
>
>
>

-- 
Alexandros (Alexis) Stamatakis

ERA Chair, Institute of Computer Science, Foundation for Research and Technology - Hellas
Research Group Leader, Heidelberg Institute for Theoretical Studies
Full Professor, Dept. of Informatics, Karlsruhe Institute of Technology

www.biocomp.gr       (Crete lab)
www.exelixis-lab.org (Heidelberg lab)




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