[petsc-dev] PETSc object management of MPI communicators

[Barry Smith]

On Jan 9, 2014, at 4:03 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:

> Barry Smith <bsmith at mcs.anl.gov> writes:
>> 
> 
> I'll plan for an MPI replacement when people designing such systems take
> the effort to understand MPI.

     This is a fundamental problem and has been a problem since soon after MPI was created. People think they can design new HPC programming models without having more than an incredibly superficial of the one successful HPC programming model.