[Pw_forum] Could you please help me to cope with the error message

Paolo Giannozzi giannozz at democritos.it
Fri Nov 14 16:57:56 CET 2008

vega wrote:

> I am suffering from the error message like this,
> [node1][0,1,12][btl_tcp_frag.c:202:mca_btl_tcp_frag_recv] 
> mca_btl_tcp_frag_recv: readv failed with errno=104
> forrtl: error (78): process killed (SIGTERM)

as explained many times: unless you have evidence of the opposite,
this kind of obscure errors  is likely due to buggy compiler or buggy
libraries or even flakey hardware.

> I could relax 72 atoms successfully with my system using openmpi. But 
> when I wanted to relax 84 atoms, the error message stoped my 
> calculation. Then I tried the mpich2 using the same system. With the 
> help of mpich2 I could relax 120 atoms instead. But the error message 
> bothered me again when I wanted to relax 132 atoms.

this might indicate a problem with excessive memory requirements

Paolo Giannozzi, Democritos and University of Udine, Italy

More information about the users mailing list