MPI Parallel programming in two slides (2)

• There are MPI subroutines/functions, e. g., for:

  • Sending and receiving data in different formats
  • Summing your data with the data of the other processes, or finding the maximum, or exchanging data in different patterns, or ''voting'', or ...
  • Synchronization like waiting for other processes, before continuing, and efficiently writing to the same file as other processes, in parallel with them.

• Among supported languages are Fortran, C, C++