[AMBER] Re: to test nab with openmp

From: Alan <alanwilter.gmail.com>
Date: Thu, 29 Apr 2010 10:13:18 +0100

Well, by try and error I found out so far that:

1) Run.rism_min work with 3 threads when using intel with MKL and openmp
(the extra thread is intrinsic to intel)

2) Using "./configure -openmp gnu" and Run.rism_min still runs with 1 thread
only, no matter OMP_NUM_THREADS=2.

And I can see during 'make nabonly' calls to -fopenmp and "otool -L sff"
(sff from Run.rism_min), shows:

/sw/lib/gcc4.4/lib/libgomp.1.dylib (compatibility version 2.0.0, current
version 2.0.0)

which means to me that OMP is there.

Besides, I took a simple example for testing openmp with gnu and all went
fine.

Any ideas?

Alan

On Thu, Apr 29, 2010 at 08:42, Alan <alanwilter.gmail.com> wrote:

> Hi There, I compiled nab with openmp to test it in my Mac.
>
> Can someone tell which test, long enough, I could use see if it's taking 2
> cores? Run.gb e.g. is too short.
>
> Thanks,
>
> Alan
>
> --
> Alan Wilter S. da Silva, D.Sc. - CCPN Research Associate
> Department of Biochemistry, University of Cambridge.
> 80 Tennis Court Road, Cambridge CB2 1GA, UK.
> >>http://www.bio.cam.ac.uk/~awd28<<
>



-- 
Alan Wilter S. da Silva, D.Sc. - CCPN Research Associate
Department of Biochemistry, University of Cambridge.
80 Tennis Court Road, Cambridge CB2 1GA, UK.
>>http://www.bio.cam.ac.uk/~awd28<<
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Received on Thu Apr 29 2010 - 02:30:06 PDT
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