[gmx-users] fftw compile error for 4.6.2

Albert mailmd2011 at gmail.com
Thu Jul 4 19:47:46 CEST 2013


On 07/04/2013 05:52 PM, Szilárd Páll wrote:
> FYI: 4.6.2 contains a bug related to thread affinity setting which
> will lead to a considerable performance loss (I;ve seen 35%) as well
> as often inconsistent performance - especially with GPUs (case in
> which one would run many OpenMP threads/rank). My advice is that you
> either use the code from git or wait for 4.6.3.


Oh, my Lady GaGa...

Do you have any idea when this new version would be released?

THX

Albert



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