Appendix A

• These man pages were derived from the MVAPICH 0.9 implementation of MPI and may differ from the man pages of other implementations.
• Not all MPI routines are shown
• * = deprecated in MPI-2.0, replaced in MPI-3.0
• The complete MPI-3 standard (2012) defines over 430 routines.

Environment Management Routines
MPI_Abort	MPI_Errhandler_create*	MPI_Errhandler_free	MPI_Errhandler_get*
MPI_Errhandler_set*	MPI_Error_class	MPI_Error_string	MPI_Finalize
MPI_Get_processor_name	MPI_Get_version	MPI_Init	MPI_Initialized
MPI_Wtick	MPI_Wtime
Point-to-Point Communication Routines
MPI_Bsend	MPI_Bsend_init	MPI_Buffer_attach	MPI_Buffer_detach
MPI_Cancel	MPI_Get_count	MPI_Get_elements	MPI_Ibsend
MPI_Iprobe	MPI_Irecv	MPI_Irsend	MPI_Isend
MPI_Issend	MPI_Probe	MPI_Recv	MPI_Recv_init
MPI_Request_free	MPI_Rsend	MPI_Rsend_init	MPI_Send
MPI_Send_init	MPI_Sendrecv	MPI_Sendrecv_replace	MPI_Ssend
MPI_Ssend_init	MPI_Start	MPI_Startall	MPI_Test
MPI_Test_cancelled	MPI_Testall	MPI_Testany	MPI_Testsome
MPI_Wait	MPI_Waitall	MPI_Waitany	MPI_Waitsome
Collective Communication Routines
MPI_Allgather	MPI_Allgatherv	MPI_Allreduce	MPI_Alltoall
MPI_Alltoallv	MPI_Barrier	MPI_Bcast	MPI_Gather
MPI_Gatherv	MPI_Op_create	MPI_Op_free	MPI_Reduce
MPI_Reduce_scatter	MPI_Scan	MPI_Scatter	MPI_Scatterv
Process Group Routines
MPI_Group_compare	MPI_Group_difference	MPI_Group_excl	MPI_Group_free
MPI_Group_incl	MPI_Group_intersection	MPI_Group_range_excl	MPI_Group_range_incl
MPI_Group_rank	MPI_Group_size	MPI_Group_translate_ranks	MPI_Group_union
Communicators Routines
MPI_Comm_compare	MPI_Comm_create	MPI_Comm_dup	MPI_Comm_free
MPI_Comm_group	MPI_Comm_rank	MPI_Comm_remote_group	MPI_Comm_remote_size
MPI_Comm_size	MPI_Comm_split	MPI_Comm_test_inter	MPI_Intercomm_create
MPI_Intercomm_merge
Derived Types Routines
MPI_Type_commit	MPI_Type_contiguous	MPI_Type_extent*	MPI_Type_free
MPI_Type_hindexed*	MPI_Type_hvector*	MPI_Type_indexed	MPI_Type_lb
MPI_Type_size	MPI_Type_struct*	MPI_Type_ub*	MPI_Type_vector
Virtual Topology Routines
MPI_Cart_coords	MPI_Cart_create	MPI_Cart_get	MPI_Cart_map
MPI_Cart_rank	MPI_Cart_shift	MPI_Cart_sub	MPI_Cartdim_get
MPI_Dims_create	MPI_Graph_create	MPI_Graph_get	MPI_Graph_map
MPI_Graph_neighbors	MPI_Graph_neighbors_count	MPI_Graphdims_get	MPI_Topo_test
Miscellaneous Routines
MPI_Address*	MPI_Attr_delete*	MPI_Attr_get*	MPI_Attr_put*
MPI_Keyval_create*	MPI_Keyval_free*	MPI_Pack	MPI_Pack_size
MPI_Pcontrol	MPI_Unpack