[QE-users] Phonons with images

[Paolo Giannozzi]

I recently removed many such checks that had become obsolete. Try
commenting out the check.

Paolo

On Mon, Feb 25, 2019 at 1:53 PM Malte Sachs <
malte.sachs at chemie.uni-marburg.de> wrote:

> Dear all,
>
> I have tested the image-example for phonon calculations using
> QuantumEspresso 6.3. In the case I am using these commands:
>
> mpirun -np 4 pw.x < ...
>
> mpirun -np 4 ph.x -ni 2 < ...
>
> mpirun -np 4 ph.x < ....
>
> everything works fine. However, using this:
>
> mpirun -np 2 pw.x < ...
>
> mpirun -np 4 ph.x -ni 2 < ...
>
> mpirun -np 2 ph.x < ....
>
> yields an error in the last step: "pw.x run with a different number of
> processors. Use wf_collect=.true."  However, I have the same number of
> processors in pw.x and ph.x and the wf_collect option is activated by
> default. So I don't know what is going on.
>
> Best regards,
> Malte Sachs
>
> --
> Malte Sachs
> Anorganische Chemie, Fluorchemie
> Philipps-Universität Marburg
> Hans-Meerwein-Straße 4
> 35032 Marburg (Paketpost: 35043 Marburg)
> Tel.: +49 (0)6421 28 - 25 68 0
> http://www.uni-marburg.de/fb15/ag-kraus/
>
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-- 
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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