[Pw_forum] Re: I/O problem in phonon and electron-phonon coupling calculations

Miguel Martínez Canales wmbmacam at lg.ehu.es
Thu Mar 16 12:33:54 CET 2006


Hi Yanming,

 > Or, could we close out some unused writing files to save the CPU time in
 > the phonon related calcualtions? if so,how can we do this?

You can set the flag reduce_io=.true. on the ph.x input file. I usually do, 
but I don't know if this will help much. Basically, because you still need 
the wavefunctions and fildvscf for el-ph calculations.

-- 
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Miguel Martínez Canales
    Dto. Física de la Materia Condensada
    UPV/EHU
    Facultad de Ciencia y Tecnología
    Apdo. 644
    48080 Bilbao (Spain)
Fax:  +34 94 601 3500
Tlf:  +34 94 601 5437
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   "If you're a mad scientist, you can use
   GPLv2'd software for your evil plans to
   take over the world"

Linus Torvalds




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