> Jeff -
> I started a discussion of MPI_Quit on the MPI Forum reflector. I raised
> the question because I do not think using MPI_Abort is appropriate.
> The situation is when a single task decides the parallel program has
> arrived at the desired answer and therefore whatever the other tasks are
> currently doing has become irrelevant. The other tasks do not know that
> the answer has been found by one of them so they cannot just call
> Do we need a clean and portable way for the task that detects that the
> answer has been found and written out to do a single handed termination of
> the parallel job?
I'm not Jeff. But isn't that MPI_Abort with an appropriate errorcode
argument, provided we can get it to shut up?