Re: [Starpu-devel] Error - No worker may execute this task

[Samuel Thibault <samuel.thibault@ens-lyon.org>]

ASUDE ASUDE, le Tue 29 Nov 2011 09:35:58 +0000, a écrit :
> Thank you Samuel. I will do that. But when I check different devices 
> available
> to starpu on my setup using starpu_machine_display command, it  shows:
> StarPU has found :
>         1 CPU cores
>                 CPU 0
>         1 CUDA devices
>                 CUDA 0 (GeForce GTX 470)
>         0 OpenCL devices
> 
> Any pointers, why it would show as Zero OpenCL devices, when I have a NVIDIA
> GPU card GeForce GTX470.

It seems you are still using a version of StarPU with CUDA support, and
STARPU_NCUDA not being set to 0.

>  Do we need to do any config. specifically in starpu to enable OpenCL 
> devices?

It is as we have said previously: either --disable-cuda on ./configure,
or export STARPU_NCUDA=0.  The output above comes from an environment
where none of them was done.

Samuel