Dear Federico Thank you very much for your message. Unfortunately these tests seem to measure the computing time as a function of the number of cores, and not as a function of the number of electrons//plane waves//etc.
2016-11-08 11:09 GMT+01:00 Federico Iori <[email protected]>: > Hi Pablo. > > Did you have a look at computational centers benchmark test? > > I can suggest you > http://www.quantum-espresso.org/benchmarks/ > > www.hpc.cineca.it/content/quantumespresso-benchmark > > I am not sure they can provide all the info you are looking for regarding > scaling vs all the parameters of th system thou, but maybe they can help > somehow. > > [image: Université Paris-Sud] > *Federico IORI* > Marie Curie Fellow > Laboratoire de Physique des Solides > Bâtiment 510 - Rue André Rivière > 91400 Orsay > > > ------------------------------ > *De: *"Pablo García Risueño" <[email protected]> > *Para: *"PWSCF Forum" <[email protected]> > *Enviados: *Martes, 8 de Noviembre 2016 10:50:10 > *Asunto: *[Pw_forum] Question on scaling of Quantum Espresso > > > Dear members of the Espresso community > > I would like to know how the total execution time of Quantum Espresso > (pw.x and ph.x) scales with the different parameters of the system, like > number of electrons, size of the box, ecutwfc, etc. It would be very useful > for me to know in which parameters the scaling is linear, quadratic or > cubic. Of course I can do tests on my own, but they would be just partly > reliable due to Amdahl's issues. > > Thank you very much for your help. Best regards. > > -- > -- > > Dr. Pablo García Risueño > > Institut für Physikalische Chemie, Universität Hamburg, Grindelallee 117, > 20146 Hamburg > > Tel. +49 040 42 83 84 82 7 > > _______________________________________________ > Pw_forum mailing list > [email protected] > http://pwscf.org/mailman/listinfo/pw_forum > > > _______________________________________________ > Pw_forum mailing list > [email protected] > http://pwscf.org/mailman/listinfo/pw_forum > -- -- Dr. Pablo García Risueño Institut für Physikalische Chemie, Universität Hamburg, Grindelallee 117, 20146 Hamburg Tel. +49 040 42 83 84 82 7
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