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

[Sameh Abdulah <sameh.abdulah@kaust.edu.sa>]

Yes, we are using eager scheduler on Cray.

--sameh

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_____________________________
From: Hatem Ltaief <hatem.ltaief@kaust.edu.sa>
Sent: Thursday, April 26, 2018 6:38 PM
Subject: Re: [Starpu-devel] Performance profiling of tile low rank cholesky (HiCMA) with StarPU on distributed memory systems
To: Samuel Thibault <samuel.thibault@inria.fr>
Cc: <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>


The cced people can help but I believe this was eager scheduler
H

Sent from my iPhone

> On Apr 26, 2018, at 18:20, Samuel Thibault <samuel.thibault@inria.fr> wrote:
>
> Hatem Ltaief, le jeu. 26 avril 2018 15:13:57 +0000, a ecrit:
>>> Hatem Ltaief, le jeu. 26 avril 2018 14:57:42 +0000, a ecrit:
>>>> We reduced then the number of worker threads per node to 16 and 8: we recover
>>>> our parallel efficiency up to a decent level!
>>>
>>> But did it achieve the computation faster?
>> YES
>
> Ok. Which scheduler is it using?
>
> It'd be good if we could reproduce it to be able to analyze what is
> going on more precisely.
>
> Samuel

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