README.md

Process Initialization, Creation, and Management

Launch

不是直接启动的。

mpiexec -help
mpiexec -help2

mpiexec main.exe
mpiexec -c 8 main.exe
mpiexec -n 2 main.exe

The World Model

Starting MPI Process

int MPI_Init(int *argc, char ***argv)

// required: desired level of thread support
// provided: provided level of thread support
int MPI_Init_thread(int *argc, char ***argv, int required, int *provided)

Finalizing MPI

int MPI_Finalize()