[Pw_forum] simulations at 100 nodes

[Paolo Giannozzi]

Duy Le wrote:

> You need more memory for large number of k-points.

not exactly. If you store wavefunctions in memory (disk_io='low')
you need an array (number of k-points)*(size of wavefunctions).
Otherwise, the number of k-points affects only marginally the
amount of needed memory

P.
-- 
Paolo Giannozzi, Democritos and University of Udine, Italy