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["Xiulin Ruan" <ruan@purdue.edu>]

Thanks a lot for the information. Also, what is the proper amount of memory
per core? Is 4GB good enough?

Thanks,

Xiulin

> -----Original Message-----
> From: Anglade Pierre-Matthieu [mailto:anglade@gmail.com]
> Sent: Friday, August 17, 2007 3:41 PM
> To: forum@abinit.org
> Subject: Re: [abinit-forum] computer cluster for parallel computing
> 
> Hi,
> 
> Two partial answers for your question:
> - I have never done any benchmarking but infiniband works very well
> for Abinit on "lemaitre" the super computer of the CISM
> - You will find a detailed performance analysis by Torsten Hoefler
> with two different kinds of interconnection here :
> www.unixer.de/publications/img/hoefler-sfb05.pdf
> This might be usefull for your decision.
> 
> Regards
> 
> PMA
> 
> On 8/17/07, Xiulin Ruan <ruan@purdue.edu> wrote:
> > Dear all,
> >
> > We are building a computer cluster to run abinit in the parallel mode.
> We
> > are gonna have two or four nodes, and each node will be dual-processor,
> > quad-core. We wonder if the high speed InfiniBand connection is worthy
> to
> > have. Our current jobs include calculating band structure and optical
> > properties of carbon nanotubes and TiO2. Any suggestions?
> >
> > Many thanks,
> >
> > Xiulin
> >
> >
> 
> 
> --
> Pierre-Matthieu Anglade