Dear Prof. Paolo, Got it. Tanks for your answer and constant efforts in refining the code.
Bests Fang 2016-05-25 16:22 GMT+09:00 Paolo Giannozzi <[email protected]>: > Hi > > the only way to reduce I/O in the phonon code is to locate the places > where I/O is done, figure out why and how it can be reduced. This is going > to be done sooner or later but it requires a significant effort. In any > event, the reduction of I/O will lead to an increase of RAM memory > requirements. > > Paolo > > On Wed, May 25, 2016 at 3:14 AM, Yue-Wen Fang <[email protected]> > wrote: > >> Dear all, >> >> As known to all, phonon calculation generate amounts of data and requires >> well-built I/O, my question is are there some effective methods implemented >> in the latest versions to reduce the amount of I/O by ph.x? >> >> BTW, although there is a tag "reduce_io" in ph.x, Prof. Paolo has ever >> said in the mail-list that it only affected the first step in scf >> calculation several years ago. >> >> >> Bests >> Fang >> -- >> >> ------------------------------------------------------------------------------------------------------------ >> Yue-Wen FANG, PhD student >> East China Normal University <http://english.ecnu.edu.cn/>, China >> Japan Fine Ceramics Center, Japan >> >> >> >> >> _______________________________________________ >> Pw_forum mailing list >> [email protected] >> http://pwscf.org/mailman/listinfo/pw_forum >> > > > > -- > Paolo Giannozzi, Dip. Scienze Matematiche Informatiche e Fisiche, > Univ. Udine, via delle Scienze 208, 33100 Udine, Italy > Phone +39-0432-558216, fax +39-0432-558222 > > > _______________________________________________ > Pw_forum mailing list > [email protected] > http://pwscf.org/mailman/listinfo/pw_forum > -- ------------------------------------------------------------------------------------------------------------ Yue-Wen FANG, PhD student East China Normal University <http://english.ecnu.edu.cn/>, China Japan Fine Ceramics Center, Japan
_______________________________________________ Pw_forum mailing list [email protected] http://pwscf.org/mailman/listinfo/pw_forum
