[Pw_forum] nscf calculation

[Stefano de Gironcoli]

Your grid (400 1 1 0 0 0) looks strange to me.
why do you need so many points in the b_1 direction ?
however... this should not the source of the problem

stefano

Sergey Lisenkov wrote:

>Dear PWscf users and authors,
>
>I performed a scf calculation of a system (36 atoms). After that I tried to perform a nscf calculation (for DOS calculation). I used 'tetrahedra' method for occupations and automatic generation of k-points (400 1 1 0 0 0). I did not use the 'restart' option, but I got:
>
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
>     task #        34
>     from davcio : error #         0
>     i/o error in davcio
> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
>
>What is wrong in my case?
>  Sergey
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