[Pw_forum] Operating system error: Cannot allocate memory

Uttam Paliwal uttamphy at gmail.com
Fri Aug 4 11:21:06 CEST 2017


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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