[Pw_forum] Operating system error: Cannot allocate memory

[Lorenzo Paulatto]

Dear Uttam,
with the higher cutoff your computer runs out of memory.

kind regards

On 4 August 2017 at 11:21, Uttam Paliwal <uttamphy at gmail.com> wrote:

> hi when i run 2*2*2 supercell coantining 64 atom with Ecut=30 ryd
> Ecutrho=240.0 then it run smoothly but when i take Ecut=40 ryd
> Ecutrho=320.0then get following message and program terminated.
>
> Operating system error: Cannot allocate memory
> Allocation would exceed memory limit
>
> ************************************************************
> *************************************
> Error termination. Backtrace:
>
> Program received signal SIGBUS: Access to an undefined portion of a memory
> object.
>
> Backtrace for this error:
>
> Program received signal SIGSEGV: Segmentation fault - invalid memory
> reference.
>
> Backtrace for this error:
> ************************************************************
> *************************************
>
>
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-- 
Dr. Lorenzo Paulatto
IdR @ IMPMC -- CNRS & Université Paris 6
phone: +33 (0)1 442 79822 / skype: paulatz
www:   http://www-int.impmc.upmc.fr/~paulatto/
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