[Developers] print process ID in the Cactus banner

Jian Tao jtao at cct.lsu.edu
Thu Feb 12 10:49:28 CST 2009


Hi Thomas,

This reminds me some ideas we had long time ago about outputting
  more environmental (both hardware and software) info in some
parser-friendly files, which in turn can be used for documentation,
debugging, and optimization.

Regards,
Jian

Thomas Radke wrote:
> The attached tiny patch outputs the process ID in the Cactus banner 
> printed at simulation startup. This information is useful eg. so that 
> one can associate core.<pid> files with MPI tasks 
> (CCTK_Proc<task-ID>.out files) while post-mortem debugging a parallel run.
> 



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