Message Passing Interface: Difference between revisions

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# MPI-2 implementations include I/O and dynamic process management, and the size of the middleware is substantially larger. Most sites that use batch scheduling systems cannot support dynamic process management. MPI-2's parallel I/O is well accepted.{{Citation needed|date=January 2011}}

# Many MPI-1.2 programs were developed before MPI-2. Portability concerns initially slowed adoption, although wider support has lessened this.

# Many MPI-1.2 applications use only a subset of that standard (16-2516–25 functions) with no real need for MPI-2 functionality.

==Future==