Somewhat tangential, but you may be interested in this essay on "HPC is dying and MPI is killing it" http://www.dursi.ca/hpc-is-dying-and-mpi-is-killing-it/ . There were many comments here on HN, at https://news.ycombinator.com/item?id=9335441 . The essay also has a couple of followups. It really is an excellent essay.
The author suggests GASNet, Charm++, and several other things that would be comparable to MPI.
Somewhat tangential, but you may be interested in this essay on "HPC is dying and MPI is killing it" http://www.dursi.ca/hpc-is-dying-and-mpi-is-killing-it/ . There were many comments here on HN, at https://news.ycombinator.com/item?id=9335441 . The essay also has a couple of followups. It really is an excellent essay.
The author suggests GASNet, Charm++, and several other things that would be comparable to MPI.