[Pw_forum] parallel FFTs - important MPI considerations

[Paolo Giannozzi]

On Monday 06 February 2006 21:04, Axel Kohlmeyer wrote:

> The FFTW Release Notes
> This document describes the new features and changes in each release of
> FFTW. FFTW 3.1
> January 28, 2006
> [...]
> looks active to me. :-)

good to know, thank you. I had the impression that the authors of 
the preliminary support for FFTW3 (Pascal Thibaudeau and Stephane 
Lefranc) were not enthusiastic about the performances of FFTW3. 
What they did is available here:
http://web1.sns.it/~giannozz/public/fft_scalar_fftw3.f90

Paolo

-- 
Paolo Giannozzi             e-mail:  giannozz at nest.sns.it
Scuola Normale Superiore    Phone:   +39/050-509876, Fax:-563513 
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