[Pw_forum] Compiling PWscf on AMD64 using PGI compilors

Paolo Giannozzi giannozz at nest.sns.it
Wed Nov 28 09:33:17 CET 2007


On Nov 28, 2007, at 24:10 , PeiQing Sheng wrote:

> ./configure --enable-parallel ARCH=amd64 MPIF90=mpif90 F90=pgf90
> MPIF77=mpif77 F77=pgf77 MPICC=mpicc CC=cc

don't give arguments unless you need to

> FFT_LIBS       = -L/bigdisk/staff/pshen/FFTW2/lib -lfftw_mpi -lfftw

do not use parallel FFT from FFTW: FFT are parallelized inside the code

> But it looks like I could only run pw.x on one processor

see here:
http://www.quantum-espresso.org/wiki/index.php/ 
Frequently_Asked_Questions#Why_doesn. 
27t_configure_recognize_that_I_have_a_parallel_machine.3F

Paolo
---
Paolo Giannozzi, Dept of Physics, University of Udine
via delle Scienze 208, 33100 Udine, Italy
Phone +39-0432-558216, fax +39-0432-558222






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