[Pw_forum] I/O performance on BG/P systems

[Gabriele Sclauzero]

Il giorno 30/mar/2011, alle ore 11.09, Paolo Giannozzi ha scritto:
>> However the code writes the wavefunctions only once at the end of  
>> the run.
>> Wouldn't it be more reasonable to write them at the end of each  
>> ionic step?gh
>> (just a personal opinion...)
> 
> it is not always possible to listen to all opinions...

Indeed, I agree...

> this behavior  
> is easy to
> change, though: look for io_level in PW/electrons.f90

Do you think that having an additional optional level of I/O (let's say that it might be called "medium") would be too confusing for users? I could try to implement and test it.


Merci,

GS

> 
> 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
> 
> 
> 
> 
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§ Gabriele Sclauzero, EPFL SB ITP CSEA
   PH H2 462, Station 3, CH-1015 Lausanne

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