On Thu, Oct 22, 2020 at 10:17 AM Thanh-Nam Huynh <namhuynh090...@gmail.com> wrote:
> When I set OMP_NUM_THREADS=64 and ran > mpirun -np 2 ... > in the output, the first lines were printed out twice. > Meanwhile, when I set OMP_NUM_THREADS=1 and ran > mpirun -np 40 ... > every line was printed out 40 times in the output file. > your executable is compiled for serial execution (that is: no MPI). You are running N independent copies of the same executable, one copy per processor. Paolo > Self-consistent Calculation > > iteration # 1 ecut= 50.00 Ry beta= 0.30 > Davidson diagonalization with overlap > > total cpu time spent up to now is 1934.7 secs > > Self-consistent Calculation > > iteration # 1 ecut= 50.00 Ry beta= 0.30 > Davidson diagonalization with overlap > > total cpu time spent up to now is 2017.0 secs > > Self-consistent Calculation > > iteration # 1 ecut= 50.00 Ry beta= 0.30 > Davidson diagonalization with overlap > > total cpu time spent up to now is 2027.3 secs > > Self-consistent Calculation > > iteration # 1 ecut= 50.00 Ry beta= 0.30 > Davidson diagonalization with overlap > > total cpu time spent up to now is 2062.5 secs > > Self-consistent Calculation > > iteration # 1 ecut= 50.00 Ry beta= 0.30 > Davidson diagonalization with overlap > > total cpu time spent up to now is 2062.5 secs > > Self-consistent Calculation > > iteration # 1 ecut= 50.00 Ry beta= 0.30 > Davidson diagonalization with overlap > > total cpu time spent up to now is 2069.4 secs > > Self-consistent Calculation > > iteration # 1 ecut= 50.00 Ry beta= 0.30 > Davidson diagonalization with overlap > > total cpu time spent up to now is 2070.5 secs > > Self-consistent Calculation > > iteration # 1 ecut= 50.00 Ry beta= 0.30 > Davidson diagonalization with overlap > > total cpu time spent up to now is 2089.3 secs > > I am not sure whether it affects the calculation time (I think it may), > but it is really annoying. Do you have any idea about this problem and how > to solve it? Thank you very much! > -- > *Huynh Thanh-Nam* > Department of Materials Science and Engineering, Chungnam National > University > Yuseong-gu, Daejeon 34134, Korea > Tel: (+82) 010 5719 1521 > _______________________________________________ > Quantum ESPRESSO is supported by MaX (www.max-centre.eu) > users mailing list users@lists.quantum-espresso.org > https://lists.quantum-espresso.org/mailman/listinfo/users -- Paolo Giannozzi, Dip. Scienze Matematiche Informatiche e Fisiche, Univ. Udine, via delle Scienze 208, 33100 Udine, Italy Phone +39-0432-558216, fax +39-0432-558222
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