MPI API manual pages (section 3)
================================

.. toctree::
   :maxdepth: 1

   MPI_Abort.3.rst
   MPI_Accumulate.3.rst
   MPI_Add_error_class.3.rst
   MPI_Add_error_code.3.rst
   MPI_Add_error_string.3.rst
   MPI_Address.3.rst
   MPI_Aint_add.3.rst
   MPI_Aint_diff.3.rst
   MPI_Allgather.3.rst
   MPI_Allgather_init.3.rst
   MPI_Allgatherv.3.rst
   MPI_Allgatherv_init.3.rst
   MPI_Alloc_mem.3.rst
   MPI_Allreduce.3.rst
   MPI_Allreduce_init.3.rst
   MPI_Alltoall.3.rst
   MPI_Alltoall_init.3.rst
   MPI_Alltoallv.3.rst
   MPI_Alltoallv_init.3.rst
   MPI_Alltoallw.3.rst
   MPI_Alltoallw_init.3.rst
   MPI_Attr_delete.3.rst
   MPI_Attr_get.3.rst
   MPI_Attr_put.3.rst
   MPI_Barrier.3.rst
   MPI_Barrier_init.3.rst
   MPI_Bcast.3.rst
   MPI_Bcast_init.3.rst
   MPI_Bsend.3.rst
   MPI_Bsend_init.3.rst
   MPI_Buffer_attach.3.rst
   MPI_Buffer_detach.3.rst
   MPI_Cancel.3.rst
   MPI_Cart_coords.3.rst
   MPI_Cart_create.3.rst
   MPI_Cart_get.3.rst
   MPI_Cart_map.3.rst
   MPI_Cart_rank.3.rst
   MPI_Cart_shift.3.rst
   MPI_Cart_sub.3.rst
   MPI_Cartdim_get.3.rst
   MPI_Close_port.3.rst
   MPI_Comm_accept.3.rst
   MPI_Comm_c2f.3.rst
   MPI_Comm_call_errhandler.3.rst
   MPI_Comm_compare.3.rst
   MPI_Comm_connect.3.rst
   MPI_Comm_create.3.rst
   MPI_Comm_create_errhandler.3.rst
   MPI_Comm_create_from_group.3.rst
   MPI_Comm_create_group.3.rst
   MPI_Comm_create_keyval.3.rst
   MPI_Comm_delete_attr.3.rst
   MPI_Comm_disconnect.3.rst
   MPI_Comm_dup.3.rst
   MPI_Comm_dup_with_info.3.rst
   MPI_Comm_f2c.3.rst
   MPI_Comm_free.3.rst
   MPI_Comm_free_keyval.3.rst
   MPI_Comm_get_attr.3.rst
   MPI_Comm_get_errhandler.3.rst
   MPI_Comm_get_info.3.rst
   MPI_Comm_get_name.3.rst
   MPI_Comm_get_parent.3.rst
   MPI_Comm_group.3.rst
   MPI_Comm_idup.3.rst
   MPI_Comm_idup_with_info.3.rst
   MPI_Comm_join.3.rst
   MPI_Comm_rank.3.rst
   MPI_Comm_remote_group.3.rst
   MPI_Comm_remote_size.3.rst
   MPI_Comm_set_attr.3.rst
   MPI_Comm_set_errhandler.3.rst
   MPI_Comm_set_info.3.rst
   MPI_Comm_set_name.3.rst
   MPI_Comm_size.3.rst
   MPI_Comm_spawn.3.rst
   MPI_Comm_spawn_multiple.3.rst
   MPI_Comm_split.3.rst
   MPI_Comm_split_type.3.rst
   MPI_Comm_test_inter.3.rst
   MPI_Compare_and_swap.3.rst
   MPI_Dims_create.3.rst
   MPI_Dist_graph_create.3.rst
   MPI_Dist_graph_create_adjacent.3.rst
   MPI_Dist_graph_neighbors.3.rst
   MPI_Dist_graph_neighbors_count.3.rst
   MPI_Errhandler_create.3.rst
   MPI_Errhandler_free.3.rst
   MPI_Errhandler_get.3.rst
   MPI_Errhandler_set.3.rst
   MPI_Errors.3.rst
   MPI_Error_class.3.rst
   MPI_Error_string.3.rst
   MPI_Exscan.3.rst
   MPI_Exscan_init.3.rst
   MPI_Fetch_and_op.3.rst
   MPI_File_c2f.3.rst
   MPI_File_call_errhandler.3.rst
   MPI_File_close.3.rst
   MPI_File_create_errhandler.3.rst
   MPI_File_delete.3.rst
   MPI_File_f2c.3.rst
   MPI_File_get_amode.3.rst
   MPI_File_get_atomicity.3.rst
   MPI_File_get_byte_offset.3.rst
   MPI_File_get_errhandler.3.rst
   MPI_File_get_group.3.rst
   MPI_File_get_info.3.rst
   MPI_File_get_position.3.rst
   MPI_File_get_position_shared.3.rst
   MPI_File_get_size.3.rst
   MPI_File_get_type_extent.3.rst
   MPI_File_get_view.3.rst
   MPI_File_iread.3.rst
   MPI_File_iread_all.3.rst
   MPI_File_iread_at.3.rst
   MPI_File_iread_at_all.3.rst
   MPI_File_iread_shared.3.rst
   MPI_File_iwrite.3.rst
   MPI_File_iwrite_all.3.rst
   MPI_File_iwrite_at.3.rst
   MPI_File_iwrite_at_all.3.rst
   MPI_File_iwrite_shared.3.rst
   MPI_File_open.3.rst
   MPI_File_preallocate.3.rst
   MPI_File_read.3.rst
   MPI_File_read_all.3.rst
   MPI_File_read_all_begin.3.rst
   MPI_File_read_all_end.3.rst
   MPI_File_read_at.3.rst
   MPI_File_read_at_all.3.rst
   MPI_File_read_at_all_begin.3.rst
   MPI_File_read_at_all_end.3.rst
   MPI_File_read_ordered.3.rst
   MPI_File_read_ordered_begin.3.rst
   MPI_File_read_ordered_end.3.rst
   MPI_File_read_shared.3.rst
   MPI_File_seek.3.rst
   MPI_File_seek_shared.3.rst
   MPI_File_set_atomicity.3.rst
   MPI_File_set_errhandler.3.rst
   MPI_File_set_info.3.rst
   MPI_File_set_size.3.rst
   MPI_File_set_view.3.rst
   MPI_File_sync.3.rst
   MPI_File_write.3.rst
   MPI_File_write_all.3.rst
   MPI_File_write_all_begin.3.rst
   MPI_File_write_all_end.3.rst
   MPI_File_write_at.3.rst
   MPI_File_write_at_all.3.rst
   MPI_File_write_at_all_begin.3.rst
   MPI_File_write_at_all_end.3.rst
   MPI_File_write_ordered.3.rst
   MPI_File_write_ordered_begin.3.rst
   MPI_File_write_ordered_end.3.rst
   MPI_File_write_shared.3.rst
   MPI_Finalize.3.rst
   MPI_Finalized.3.rst
   MPI_Free_mem.3.rst
   MPI_Gather.3.rst
   MPI_Gather_init.3.rst
   MPI_Gatherv.3.rst
   MPI_Gatherv_init.3.rst
   MPI_Get.3.rst
   MPI_Get_accumulate.3.rst
   MPI_Get_address.3.rst
   MPI_Get_count.3.rst
   MPI_Get_elements.3.rst
   MPI_Get_elements_x.3.rst
   MPI_Get_library_version.3.rst
   MPI_Get_processor_name.3.rst
   MPI_Get_version.3.rst
   MPI_Graph_create.3.rst
   MPI_Graph_get.3.rst
   MPI_Graph_map.3.rst
   MPI_Graph_neighbors.3.rst
   MPI_Graph_neighbors_count.3.rst
   MPI_Graphdims_get.3.rst
   MPI_Grequest_complete.3.rst
   MPI_Grequest_start.3.rst
   MPI_Group_c2f.3.rst
   MPI_Group_compare.3.rst
   MPI_Group_difference.3.rst
   MPI_Group_excl.3.rst
   MPI_Group_f2c.3.rst
   MPI_Group_free.3.rst
   MPI_Group_from_session_pset.3.rst
   MPI_Group_incl.3.rst
   MPI_Group_intersection.3.rst
   MPI_Group_range_excl.3.rst
   MPI_Group_range_incl.3.rst
   MPI_Group_rank.3.rst
   MPI_Group_size.3.rst
   MPI_Group_translate_ranks.3.rst
   MPI_Group_union.3.rst
   MPI_Iallgather.3.rst
   MPI_Iallgatherv.3.rst
   MPI_Iallreduce.3.rst
   MPI_Ialltoall.3.rst
   MPI_Ialltoallv.3.rst
   MPI_Ialltoallw.3.rst
   MPI_Ibarrier.3.rst
   MPI_Ibcast.3.rst
   MPI_Ibsend.3.rst
   MPI_Iexscan.3.rst
   MPI_Igather.3.rst
   MPI_Igatherv.3.rst
   MPI_Improbe.3.rst
   MPI_Imrecv.3.rst
   MPI_Ineighbor_allgather.3.rst
   MPI_Ineighbor_allgatherv.3.rst
   MPI_Ineighbor_alltoall.3.rst
   MPI_Ineighbor_alltoallv.3.rst
   MPI_Ineighbor_alltoallw.3.rst
   MPI_Info_c2f.3.rst
   MPI_Info_create.3.rst
   MPI_Info_create_env.3.rst
   MPI_Info_delete.3.rst
   MPI_Info_dup.3.rst
   MPI_Info_env.3.rst
   MPI_Info_f2c.3.rst
   MPI_Info_free.3.rst
   MPI_Info_get.3.rst
   MPI_Info_get_nkeys.3.rst
   MPI_Info_get_nthkey.3.rst
   MPI_Info_get_string.3.rst
   MPI_Info_get_valuelen.3.rst
   MPI_Info_set.3.rst
   MPI_Init.3.rst
   MPI_Init_thread.3.rst
   MPI_Initialized.3.rst
   MPI_Intercomm_create.3.rst
   MPI_Intercomm_create_from_groups.3.rst
   MPI_Intercomm_merge.3.rst
   MPI_Iprobe.3.rst
   MPI_Irecv.3.rst
   MPI_Ireduce.3.rst
   MPI_Ireduce_scatter.3.rst
   MPI_Ireduce_scatter_block.3.rst
   MPI_Irsend.3.rst
   MPI_Is_thread_main.3.rst
   MPI_Iscan.3.rst
   MPI_Iscatter.3.rst
   MPI_Iscatterv.3.rst
   MPI_Isend.3.rst
   MPI_Isendrecv.3.rst
   MPI_Isendrecv_replace.3.rst
   MPI_Issend.3.rst
   MPI_Keyval_create.3.rst
   MPI_Keyval_free.3.rst
   MPI_Lookup_name.3.rst
   MPI_Message_c2f.3.rst
   MPI_Message_f2c.3.rst
   MPI_Mprobe.3.rst
   MPI_Mrecv.3.rst
   MPI_Neighbor_allgather.3.rst
   MPI_Neighbor_allgather_init.3.rst
   MPI_Neighbor_allgatherv.3.rst
   MPI_Neighbor_allgatherv_init.3.rst
   MPI_Neighbor_alltoall.3.rst
   MPI_Neighbor_alltoall_init.3.rst
   MPI_Neighbor_alltoallv.3.rst
   MPI_Neighbor_alltoallv_init.3.rst
   MPI_Neighbor_alltoallw.3.rst
   MPI_Neighbor_alltoallw_init.3.rst
   MPI_Op_c2f.3.rst
   MPI_Op_commutative.3.rst
   MPI_Op_create.3.rst
   MPI_Op_f2c.3.rst
   MPI_Op_free.3.rst
   MPI_Open_port.3.rst
   MPI_Pack.3.rst
   MPI_Pack_external.3.rst
   MPI_Pack_external_size.3.rst
   MPI_Pack_size.3.rst
   MPI_Parrived.3.rst
   MPI_Pcontrol.3.rst
   MPI_Pready.3.rst
   MPI_Pready_list.3.rst
   MPI_Pready_range.3.rst
   MPI_Precv_init.3.rst
   MPI_Probe.3.rst
   MPI_Psend_init.3.rst
   MPI_Publish_name.3.rst
   MPI_Put.3.rst
   MPI_Query_thread.3.rst
   MPI_Raccumulate.3.rst
   MPI_Recv.3.rst
   MPI_Recv_init.3.rst
   MPI_Reduce.3.rst
   MPI_Reduce_init.3.rst
   MPI_Reduce_local.3.rst
   MPI_Reduce_scatter.3.rst
   MPI_Reduce_scatter_block.3.rst
   MPI_Reduce_scatter_block_init.3.rst
   MPI_Reduce_scatter_init.3.rst
   MPI_Register_datarep.3.rst
   MPI_Request_c2f.3.rst
   MPI_Request_f2c.3.rst
   MPI_Request_free.3.rst
   MPI_Request_get_status.3.rst
   MPI_Rget.3.rst
   MPI_Rget_accumulate.3.rst
   MPI_Rput.3.rst
   MPI_Rsend.3.rst
   MPI_Rsend_init.3.rst
   MPI_Scan.3.rst
   MPI_Scan_init.3.rst
   MPI_Scatter.3.rst
   MPI_Scatter_init.3.rst
   MPI_Scatterv.3.rst
   MPI_Scatterv_init.3.rst
   MPI_Send.3.rst
   MPI_Send_init.3.rst
   MPI_Sendrecv.3.rst
   MPI_Sendrecv_replace.3.rst
   MPI_Session_call_errhandler.3.rst
   MPI_Session_create_errhandler.3.rst
   MPI_Session_c2f.3.rst
   MPI_Session_f2c.3.rst
   MPI_Session_finalize.3.rst
   MPI_Session_get_errhandler.3.rst
   MPI_Session_get_info.3.rst
   MPI_Session_get_nth_pset.3.rst
   MPI_Session_get_num_psets.3.rst
   MPI_Session_get_pset_info.3.rst
   MPI_Session_init.3.rst
   MPI_Session_set_errhandler.3.rst
   MPI_Sizeof.3.rst
   MPI_Ssend.3.rst
   MPI_Ssend_init.3.rst
   MPI_Start.3.rst
   MPI_Startall.3.rst
   MPI_Status_c2f.3.rst
   MPI_Status_c2f08.3.rst
   MPI_Status_f082c.3.rst
   MPI_Status_f082f.3.rst
   MPI_Status_f2c.3.rst
   MPI_Status_f2f08.3.rst
   MPI_Status_set_cancelled.3.rst
   MPI_Status_set_elements.3.rst
   MPI_Status_set_elements_x.3.rst
   MPI_T.3.rst
   MPI_T_category_changed.3.rst
   MPI_T_category_get_categories.3.rst
   MPI_T_category_get_cvars.3.rst
   MPI_T_category_get_info.3.rst
   MPI_T_category_get_num.3.rst
   MPI_T_category_get_pvars.3.rst
   MPI_T_cvar_get_info.3.rst
   MPI_T_cvar_get_num.3.rst
   MPI_T_cvar_handle_alloc.3.rst
   MPI_T_cvar_handle_free.3.rst
   MPI_T_cvar_read.3.rst
   MPI_T_cvar_write.3.rst
   MPI_T_enum_get_info.3.rst
   MPI_T_enum_get_item.3.rst
   MPI_T_finalize.3.rst
   MPI_T_init_thread.3.rst
   MPI_T_pvar_get_info.3.rst
   MPI_T_pvar_get_num.3.rst
   MPI_T_pvar_handle_alloc.3.rst
   MPI_T_pvar_handle_free.3.rst
   MPI_T_pvar_read.3.rst
   MPI_T_pvar_readreset.3.rst
   MPI_T_pvar_reset.3.rst
   MPI_T_pvar_session_create.3.rst
   MPI_T_pvar_session_free.3.rst
   MPI_T_pvar_start.3.rst
   MPI_T_pvar_stop.3.rst
   MPI_T_pvar_write.3.rst
   MPI_Test.3.rst
   MPI_Test_cancelled.3.rst
   MPI_Testall.3.rst
   MPI_Testany.3.rst
   MPI_Testsome.3.rst
   MPI_Topo_test.3.rst
   MPI_Type_c2f.3.rst
   MPI_Type_commit.3.rst
   MPI_Type_contiguous.3.rst
   MPI_Type_create_darray.3.rst
   MPI_Type_create_f90_complex.3.rst
   MPI_Type_create_f90_integer.3.rst
   MPI_Type_create_f90_real.3.rst
   MPI_Type_create_hindexed.3.rst
   MPI_Type_create_hindexed_block.3.rst
   MPI_Type_create_hvector.3.rst
   MPI_Type_create_indexed_block.3.rst
   MPI_Type_create_keyval.3.rst
   MPI_Type_create_resized.3.rst
   MPI_Type_create_struct.3.rst
   MPI_Type_create_subarray.3.rst
   MPI_Type_delete_attr.3.rst
   MPI_Type_dup.3.rst
   MPI_Type_extent.3.rst
   MPI_Type_f2c.3.rst
   MPI_Type_free.3.rst
   MPI_Type_free_keyval.3.rst
   MPI_Type_get_attr.3.rst
   MPI_Type_get_contents.3.rst
   MPI_Type_get_envelope.3.rst
   MPI_Type_get_extent.3.rst
   MPI_Type_get_extent_x.3.rst
   MPI_Type_get_name.3.rst
   MPI_Type_get_true_extent.3.rst
   MPI_Type_get_true_extent_x.3.rst
   MPI_Type_hindexed.3.rst
   MPI_Type_hvector.3.rst
   MPI_Type_indexed.3.rst
   MPI_Type_lb.3.rst
   MPI_Type_match_size.3.rst
   MPI_Type_set_attr.3.rst
   MPI_Type_set_name.3.rst
   MPI_Type_size.3.rst
   MPI_Type_size_x.3.rst
   MPI_Type_struct.3.rst
   MPI_Type_ub.3.rst
   MPI_Type_vector.3.rst
   MPI_Unpack.3.rst
   MPI_Unpack_external.3.rst
   MPI_Unpublish_name.3.rst
   MPI_Wait.3.rst
   MPI_Waitall.3.rst
   MPI_Waitany.3.rst
   MPI_Waitsome.3.rst
   MPI_Win_allocate.3.rst
   MPI_Win_allocate_shared.3.rst
   MPI_Win_attach.3.rst
   MPI_Win_c2f.3.rst
   MPI_Win_call_errhandler.3.rst
   MPI_Win_complete.3.rst
   MPI_Win_create.3.rst
   MPI_Win_create_dynamic.3.rst
   MPI_Win_create_errhandler.3.rst
   MPI_Win_create_keyval.3.rst
   MPI_Win_delete_attr.3.rst
   MPI_Win_detach.3.rst
   MPI_Win_f2c.3.rst
   MPI_Win_fence.3.rst
   MPI_Win_flush.3.rst
   MPI_Win_flush_all.3.rst
   MPI_Win_flush_local.3.rst
   MPI_Win_flush_local_all.3.rst
   MPI_Win_free.3.rst
   MPI_Win_free_keyval.3.rst
   MPI_Win_get_attr.3.rst
   MPI_Win_get_errhandler.3.rst
   MPI_Win_get_group.3.rst
   MPI_Win_get_info.3.rst
   MPI_Win_get_name.3.rst
   MPI_Win_lock.3.rst
   MPI_Win_lock_all.3.rst
   MPI_Win_post.3.rst
   MPI_Win_set_attr.3.rst
   MPI_Win_set_errhandler.3.rst
   MPI_Win_set_info.3.rst
   MPI_Win_set_name.3.rst
   MPI_Win_shared_query.3.rst
   MPI_Win_start.3.rst
   MPI_Win_sync.3.rst
   MPI_Win_test.3.rst
   MPI_Win_unlock.3.rst
   MPI_Win_unlock_all.3.rst
   MPI_Win_wait.3.rst
   MPI_Wtick.3.rst
   MPI_Wtime.3.rst
   MPIX_Comm_ack_failed.3.rst
   MPIX_Comm_agree.3.rst
   MPIX_Comm_get_failed.3.rst
   MPIX_Comm_iagree.3.rst
   MPIX_Comm_ishrink.3.rst
   MPIX_Comm_is_revoked.3.rst
   MPIX_Comm_revoke.3.rst
   MPIX_Comm_shrink.3.rst
   MPIX_Query_cuda_support.3.rst
   MPIX_Query_rocm_support.3.rst
   OMPI_Affinity_str.3.rst
