[Pw_forum] question about electron phonon calculation

Gabriele Sclauzero sclauzer at sissa.it
Mon Mar 9 10:04:55 CET 2009


hqzhou wrote:
> It simply means that using pools in phonon calculation is meaningless.

Why do you say this? Phonon calculations with pools parallelization is implemented and 
works properly! Why should it be meaningless?

The error message report you were refering to:

  from elphsum : error #         1

  pools and a2F not implemented

does not come from a phonon calculation (which can be done using pools), but from an 
electron-phonon coupling calculation, which has not yet been parallelized with pools 
(while distributed FFT parallelization should be already working).

GS

> But it may not be the main cause of your error.
> 
> Dr. Huiqun Zhou
> @Earth Sciences, Nanjing University, China
> 
> 
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