Accéder au contenu.
Menu Sympa

starpu-devel - Re: [Starpu-devel] Performance profiling of tile low rank cholesky (HiCMA) with StarPU on distributed memory systems

Objet : Developers list for StarPU

Archives de la liste

Re: [Starpu-devel] Performance profiling of tile low rank cholesky (HiCMA) with StarPU on distributed memory systems


Chronologique Discussions 
  • From: Kadir Akbudak <kadir.akbudak@kaust.edu.sa>
  • To: Samuel Thibault <samuel.thibault@inria.fr>, Hatem Ltaief <hatem.ltaief@kaust.edu.sa>, "starpu-devel@lists.gforge.inria.fr" <starpu-devel@lists.gforge.inria.fr>, Kadir Akbudak <kadir.akbudak@kaust.edu.sa>, Aniello Esposito <esposito@cray.com>, Aleksandr Mikhalev <aleksandr.mikhalev@kaust.edu.sa>, "Sameh M. Abdulah" <sameh.abdulah@kaust.edu.sa>
  • Subject: Re: [Starpu-devel] Performance profiling of tile low rank cholesky (HiCMA) with StarPU on distributed memory systems
  • Date: Sun, 29 Apr 2018 14:19:06 +0300
  • Authentication-results: mail2-smtp-roc.national.inria.fr; spf=None smtp.pra=kadir.akbudak@kaust.edu.sa; spf=Pass smtp.mailfrom=kadir.akbudak@kaust.edu.sa; spf=None smtp.helo=postmaster@mail-qk0-f179.google.com
  • Ironport-phdr: 9a23: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
  • List-archive: <http://lists.gforge.inria.fr/pipermail/starpu-devel/>
  • List-id: "Developers list. For discussion of new features, code changes, etc." <starpu-devel.lists.gforge.inria.fr>

I am using prio. fxt is disabled. I am using starpu-1.2 branch from
StarPU's git repo (commit 4509d52, 13 April 2018). I get better
performance when there are less number of threads per node e.g., 2 or
4 (on a system with 32 cores per node). I will try lws and ws.

On Thu, Apr 26, 2018 at 9:15 PM, Samuel Thibault
<samuel.thibault@inria.fr> wrote:
> Hatem Ltaief, le jeu. 26 avril 2018 16:22:55 +0000, a ecrit:
>> We could give it another try with other scheduler policies but it seemed
>> that eager was giving the best performance.
>
> eager would be very performant with few workers, yes. But with many
> workers lws would probably work better.
>
> Samuel

--

This message and its contents, including attachments are intended solely
for the original recipient. If you are not the intended recipient or have
received this message in error, please notify me immediately and delete
this message from your computer system. Any unauthorized use or
distribution is prohibited. Please consider the environment before printing
this email.




Archives gérées par MHonArc 2.6.19+.

Haut de le page