Dear Prof Paulatto , Than you for your response. I need to use qe for openmpi as well openmp but on separate workstations. I think openmp works better on multi-cpu pc and openmpi on multi node clusters. I am right?
Thank you. On Sun, Oct 15, 2017 at 12:42 AM, Lorenzo Paulatto <paul...@gmail.com> wrote: > On 14/10/17 09:15, Rajesh wrote: > > Dear Prof Giannozzi, > > Thank you for your reply. But I need openmpi parallelization. > > openmpi is NOT OpenMP, the former is an open-source implementation of > MPI, the later is shared-memory vectorization based on compile-time > instructions. The first is required to run in parallel, you need both > for huge number of CPUs. > > What do you need exactly ? > > -- > Lorenzo Paulatto - Paris > > _______________________________________________ > Pw_forum mailing list > Pw_forum@pwscf.org > http://pwscf.org/mailman/listinfo/pw_forum >
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