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Subject: Re: [OMPI users] Specifying GPU on mpi
From: Erin Rasmussen (erin.rasmussen_at_[hidden])
Date: 2011-12-12 16:31:42


I'm connected with the forums at Nvidia now. Thanks!

On 12/12/2011 03:20 PM, Andreas Schäfer wrote:
> On 15:10 Mon 12 Dec , Erin Rasmussen wrote:
>> I just need to have a pretty good idea of how to run the
>> benchmark with GPUs because we would like to get into the Top 500.
> I may be wrong but AFAIK getting into the Top 500 requires meticulous
> configuration of all sorts of parameters. If you want to get any good
> performance at all, be prepared to invest a couple of weeks.
>
>> Since this isn't really an openmpi question, do you know of any
>> knowledge bases about HPL on GPUs?
> Not me, sorry. Is there a website of NVIDIA? Or does documentation
> come with the code? Usually I'd have a look directy at the code (i.e.
> search for cudaSetDevice()).
>
> HTH
> -Andreas
>
>
>
>
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