[Pw_forum] can not install parallel run of QE

[Paolo Giannozzi]

On Mon, Sep 12, 2016 at 11:20 PM, Yu, Tao <tyu at tntech.edu> 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:* pw_forum-bounces at pwscf.org <pw_forum-bounces at pwscf.org> on behalf
> of Paolo Giannozzi <p.giannozzi at gmail.com>
> *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 <tyu at tntech.edu> 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
>> Pw_forum at pwscf.org
>> 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
> Pw_forum at pwscf.org
> 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
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.quantum-espresso.org/pipermail/users/attachments/20160913/5aed04c3/attachment.html>