As a workaround, stick to the default (
FFTW_PLAN_TYPE
ESTIMATE). This is well tested.
I am able to reproduce the issue locally but currently do not know why it actually fails.<br /><br /><div class="gmail_quote"><div dir="auto" class="gmail_attr">Frederick Stein schrieb am Donnerstag, 20. Juni 2024 um 10:58:22 UTC+2:<br/></div><blockquote class="gmail_quote" style="margin: 0 0 0 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"><div>Dear Santiago,</div><div>Thank you for your report. This is apparently a bug. I am currently trying to fix it such that it will still be part of the next release.</div><div>Best,</div><div>Frederick<br></div><br><div class="gmail_quote"><div dir="auto" class="gmail_attr">Santiago Movilla schrieb am Mittwoch, 19. Juni 2024 um 12:42:15 UTC+2:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hi CP2K community, <br><br>I am trying to take advantage of the fftw
pre-planning in my QM/MM calculation. However, I am unable to get CP2K
to write or read the wisdom file. <br><br>If I start without wisdom file and defining<span><span> PREFERRED_FFT_LIBRARY FFTW3,</span></span> FFTW_PLAN_TYPE PATIENT and FFTW_WISDOM_FILE_NAME ./wisdom.dat, at the end of the cycles it throws the error message: <br><br><i>Error exporting wisdom to file wisdom.dat<br>pw/fft/fftw3_lib.F:161 <br> ===== Routine Calling Stack ===== <br> 1 CP2K </i><br><br>On
the other hand, if I generate a generic wisdom using fftw-wisdom (same
version, architecture, fftw plan type and OMP set up that I then use
with CP2K), the error is: <br><br><i>Error importing wisdom from file wisdom_fftw-wisdom.dat<br>pw/fft/fftw3_lib.F:222<br> ===== Routine Calling Stack ===== <br> 1 CP2K </i><br><br>I
have tested with the container version
cp2k_2024.1_mpich_generic_psmp.sif (arch=linux-rocky8-sapphirerapids)
and also with the CP2K version 2024.1 available in spack for
arch=linux-rocky8-skylake_avx512. The version of fftw in both cases is
3.3.10. <br><br>Does anyone have any hints as to what might be causing the problem?<br>By
removing FFTW_WISDOM_FILE_NAME keyword from the input, the job
terminates without error. But I can't take advantage of the wisdom
pre-planning.<br><br>Best, <br><br>Santiago Movilla</blockquote></div></blockquote></div>
<p></p>
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