Hi Guido > I'm trying to quantify the memory usage by pw.x
good luck. Understand how much memory a code really uses is highly nontrivial, due to the way modern operating systems work (shared libraries, files kept in RAM, ...) > at the beginning of the SCF cycle the message "per-process > dynamical memory:" reports the memory allocated at that time > (clib/memstat.c), but this value is significantly less than the one > I can see by monitoring the process by the "top" command, as > more memory is allocated afterwards. Let me guess that calling > again memstat later on, eg in c_bands, could provide one a more > precise estimate, but maybe you can suggest a better approach > I cannot P. --- Paolo Giannozzi, Dept of Chemistry&Physics&Environment, Univ. Udine, via delle Scienze 208, 33100 Udine, Italy Phone +39-0432-558216, fax +39-0432-558222
