On Sat, Sep 3, 2011 at 11:23 AM, Elie Moujaes <elie.moujaes at hotmail.co.uk> wrote: > Dear all, > I am having a problem when I am running a scf calculation for a 72-atom > supercell of Carbon grain boundaries. The calculations start and then after > a few minutes stop with the following error: > Operating system error: Cannot allocate memory > operating system error: cannot allocate memory > out of memory > Can anyone tell me what is going on? I am not sure if it is really a memory > problem or something else? Yes. It said that. Your system is quite large for running on a personal desktop. Check output to see how much memory you need for this system. -------------------------------------------------- Duy Le PhD Candidate Department of Physics University of Central Florida.
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