Hi everyone,<div><br /></div><div>So I looked into my input file a bit further and tried switching settings on and off to find out if any of the settings is causing the crash and apparently "FFTW_PLAN_TYPE PATIENT" is the cause of CP2K crashing with CUTOFF < 800. Can someone with more knowledge of the code give their two cents if this is expected behaviour or possibly a bug in the 2023.2 version of CP2K?</div><div><br /></div><div>Kind regards,</div><div>Léon<br /><br /></div><div class="gmail_quote"><div dir="auto" class="gmail_attr">On Wednesday 3 January 2024 at 14:50:31 UTC+1 Léon Luntadila Lufungula wrote:<br/></div><blockquote class="gmail_quote" style="margin: 0 0 0 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">Dear all,<div><br></div><div>A very happy 2024 to all of you!</div><div><br></div><div>I amtrying to run an ab-intio NVE trajectory to check the energy conservation for a given setup of parameters (EPS_SCF, EPS_DEFAULT, CUTOFF, REL_CUTOFF, TIMESTEP EXTRAPOLATION_ORDER) to find a suitable balance between accuracy and speed. However, when trying to reduce the value for the cutoff below 800, the calculation crashes before starting the MD run with a lot of errors written to the standard output (see attached file cutoff-700.stdout). Does anyone know why this happens and if it is a compilation problem or if it is connected to my input in some way? Any help would be greatly appreciated!</div><div><br></div><div>I have attached the CP2K input and output and the standard output for the calculations with CUTOFF=800 (working as expected) and CUTOFF=700 (writing errors to standard output).<br></div><div><br></div><div>Greetings,</div><div>Léon</div></blockquote></div>
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