[petsc-dev] PETSc object management of MPI communicators

Barry Smith bsmith at mcs.anl.gov
Thu Jan 9 16:38:21 CST 2014

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. 

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