On Mon, Sep 12, 2016 at 11:20 PM, Yu, Tao <[email protected]> wrote: > What of parallel environment is required? like MPI, or something else? > MPI and/or OpenMP: you can use MPI only, MPI+OpenMP (configure --enable-openmp), or OpenMP alone (configure --disable-parallel --enable-openmp)
P. > I just want to make sure with that, only serial QE can run. Can we > still run QE with 8 cores, not crossing nodes? Or that means I can only run > QE with 1 core. > > > Tao > ------------------------------ > *From:* [email protected] <[email protected]> on behalf > of Paolo Giannozzi <[email protected]> > *Sent:* Monday, September 12, 2016 2:52:36 PM > *To:* PWSCF Forum > *Subject:* Re: [Pw_forum] can not install parallel run of QE > > It is explained in some detail in the user guide: "configure" did not > detect your parallel environment, for one out 1001 possible reasons > > Paolo > > On Mon, Sep 12, 2016 at 9:49 PM, Yu, Tao <[email protected]> wrote: > >> Hi, >> >> >> During the installation process, after running ./configure, it returned a >> piece of information, >> >> >> Parallel environment not detected \(is this a parallel machine?\).\ >> Configured for compilation of serial executables. >> >> >> What happened there? Does this mean I can only run with 1CPU? How to fix >> that? >> >> >> Many thanks, >> >> >> Tao >> >> _______________________________________________ >> Pw_forum mailing list >> [email protected] >> http://pwscf.org/mailman/listinfo/pw_forum >> > > > > -- > 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 > > > _______________________________________________ > Pw_forum mailing list > [email protected] > http://pwscf.org/mailman/listinfo/pw_forum > -- 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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