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Re: [GSoC'19, libgomp work stealing] baseline benchmark results
- From: Martin Jambor <mjambor at suse dot cz>
- To: 김규래 <msca8h at naver dot com>, gcc at gcc dot gnu dot org
- Cc: jakub at redhat dot com
- Cc:
- Date: Thu, 30 May 2019 11:11:31 +0200
- Subject: Re: [GSoC'19, libgomp work stealing] baseline benchmark results
- References: <3bad2d72c94412edadc8edf849279a7@cweb005.nm.nfra.io> <6d77bddec2fe63ac834f79453e479059@cmweb01.nm.nfra.io>
Hi,
On Thu, May 30 2019, 김규래 wrote:
> Hi everyone,
> Just wanted to share some quick baseline benchmark results [3].
> I ran LU decomposition on a AMD Ryzen Threadripper 1950x 16C/32T system.
> LAPACK is currently plain loop parallel BLAS as far I believe.
> And the upstream version of PLASMA uses OpenMP tasks [1].
> The colored region is the 95% confidence interval.
> Task parallelism seems to scale pretty well on such a small scale benchmark.
> I hope work-stealing could improve this even more.
> An
>
> Ray Kim
>
> [1] YarKhan, Asim, et al. "Porting the PLASMA numerical library to the OpenMP standard." International Journal of Parallel Programming 45.3 (2017): 612-633.
> [2] https://bitbucket.org/icl/plasma/src/default/
> [3] Link to benchmark plot: https://m.imgur.com/ysxs5ol
This last link leads to some sort of Error 404 page of imgur, or at
least that's how I understand it. Maybe you have not copy'n'pasted the
whole address?
Thanks,
Martin