Re: [Starpu-devel] StarPU cannot find GPUs on Plafrim

[Samuel Thibault <samuel.thibault@inria.fr>]

Yihong Gao, on jeu. 28 sept. 2017 11:16:54 +0200, wrote:
>   I'm running an experiment on Chameleon+StarPU. I use the Mirage server on
> Plafrim, but the StarPU cannot find the GPUs of the server. The results are 
> as
> follows:
> 
> [ygao@mirage06 ~]$ $(spack location -i chameleon~simu)/lib/chameleon/timing/
> time_dgeqrf_tile --gpus=3 --trace --nb=960 --ib=96 --n_range=15360:15360:1
> --niter=10
> [starpu][starpu_initialize] Warning: StarPU was configured with --with-fxt,
> which slows down a bit, limits scalability and makes worker initialization
> sequential
> [starpu][_starpu_init_machine_config] Warning: 3 CUDA devices requested. 
> Only 0
> available.

Please see in the documentation, in the FAQ section "StarPU does not
see my CUDA device", the test to run to make sure whether it's a StarPU
issue or a CUDA issue (in which latter case it's the plafrim people you
should contact)

Samuel