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Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory


Chronologique Discussions 
  • From: Samuel Thibault <samuel.thibault@inria.fr>
  • To: Mirko Myllykoski <mirkom@cs.umu.se>
  • Cc: Starpu Devel <starpu-devel@lists.gforge.inria.fr>
  • Subject: Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory
  • Date: Fri, 1 Mar 2019 20:59:22 -0800
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  • Organization: I am not organized

Mirko Myllykoski, le ven. 01 mars 2019 18:40:02 +0100, a ecrit:
> There is definitively a lot of tasks ready to be scheduled and these tasks
> would end up updating almost the entire matrix in small sections. The entire
> matrix cannot be fitted into the GPU memory so the situation you are
> describing is likely to happen with my code.

Ok. Looking at what takes such references, I only think of scenarii
which are extremely unlikely, but who knows.

Could you update your gdbinit to the latest version which includes a lot
more information, and rerun starpu-memusage to get a more precise idea?

Thanks,
Samuel




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