Objet : Developers list for StarPU
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- 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: Sat, 2 Mar 2019 07:39:36 -0800
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- Organization: I am not organized
Mirko Myllykoski, le sam. 02 mars 2019 12:24:57 +0100, a ecrit:
> normal: 983, 765MiB
> owner: 980, 741MiB
> shared: 3, 24MiB
> invalid: 0, 0MiB
> nosubdataref: 0, 0MiB
> nodataref: 0, 0MiB
> reading: 0, 0MiB
> writing: 0, 0MiB
Mmm, no transfers apparently, I wonder how there can be references then.
StarPU keeps references for ready tasks only once they have been taken
for execution by the driver. I guess you are not using a lot of streams
on the same CUDA device with STARPU_NWORKER_PER_CUDA, and not using a
very large CUDA pipeline with STARPU_CUDA_PIPELINE? I also guess you are
not using starpu_data_acquire on the CUDA GPU?
Could you re-run with the latest gdbinit version where I added more
details?
Samuel
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Mirko Myllykoski, 01/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Mirko Myllykoski, 01/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Samuel Thibault, 01/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Samuel Thibault, 01/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Mirko Myllykoski, 01/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Samuel Thibault, 01/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Samuel Thibault, 02/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Mirko Myllykoski, 02/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Samuel Thibault, 02/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Mirko Myllykoski, 02/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Samuel Thibault, 02/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Mirko Myllykoski, 02/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Mirko Myllykoski, 01/03/2019
- Re: [Starpu-devel] StarPU code hangs when using a lot of GPU memory, Mirko Myllykoski, 01/03/2019
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