Lam-Mpidoc

• MPI_Abort(3) Terminates MPI execution environment
• MPI_Address(3) Gets the address of a location in memory
• MPI_Allgather(3) Gathers data from all tasks and distribute it to all
• MPI_Allgatherv(3) Gathers data from all tasks and deliver it to all
• MPI_Allreduce(3) Combines values from all processes and distribute the result back to all processes
• MPI_Alltoall(3) Sends data from all to all processes
• MPI_Alltoallv(3) Sends data from all to all processes, with a displacement
• MPI_Attr_delete(3) Deletes communicator attribute value associated with a key
• MPI_Attr_get(3) Retrieves communicator attribute value by key
• MPI_Attr_put(3) Stores a communicator attribute value associated with a key
• MPI_Barrier(3) Blocks until all process have reached this routine.
• MPI_Bcast(3) Broadcasts a message from the process with rank "root" to all other processes of the group.
• MPI_Bsend_init(3) Builds a handle for a buffered send
• MPI_Bsend(3) Basic send with user-specified buffering
• MPI_Buffer_attach(3) Attaches a user-defined buffer for sending
• MPI_Buffer_detach(3) Removes an existing buffer (for use in
• MPI_Cancel(3) Cancels a communication request
• MPI_Cart_coords(3) Determines process coords in cartesian topology given rank in group
• MPI_Cart_create(3) Makes a new communicator to which topology information has been attached
• MPI_Cart_get(3) Retrieves Cartesian topology information associated with a communicator
• MPI_Cart_map(3) Maps process to Cartesian topology information
• MPI_Cart_rank(3) Determines process rank in communicator given Cartesian location
• MPI_Cart_shift(3) Returns the shifted source and destination ranks, given a shift direction and amount
• MPI_Cart_sub(3) Partitions a communicator into subgroups which form lower-dimensional cartesian subgrids
• MPI_Cartdim_get(3) Retrieves Cartesian topology information associated with a communicator
• MPI_Comm_compare(3) Compares two communicators
• MPI_Comm_create(3) Creates a new communicator
• MPI_Comm_dup(3) Duplicates an existing communicator with all its cached information
• MPI_Comm_free(3) Marks the communicator object for deallocation
• MPI_Comm_group(3) Accesses the group associated with given communicator
• MPI_Comm_rank(3) Determines the rank of the calling process in the communicator
• MPI_Comm_remote_group(3) Accesses the remote group associated with the given inter-communicator
• MPI_Comm_remote_size(3) Determines the size of the remote group associated with an inter-communictor
• MPI_Comm_size(3) Determines the size of the group associated with a communictor
• MPI_Comm_split(3) Creates new communicators based on colors and keys
• MPI_Comm_test_inter(3) Tests to see if a comm is an inter-communicator
• MPI_Dims_create(3) Creates a division of processors in a cartesian grid
• MPI_DUP_FN(3) Built-in MPI function to simple-mindedly copy communicator attributes.
• MPI_Errhandler_create(3) Creates an MPI-style error handler on a communicator
• MPI_Errhandler_free(3) Frees an MPI-style errorhandler
• MPI_Errhandler_get(3) Gets the error handler for a communicator
• MPI_Errhandler_set(3) Sets the error handler for a communicator
• MPI_Error_class(3) Converts an error code into an error class
• MPI_Error_string(3) Return a string for a given error code
• MPI_File_c2f(3) Translates a C file handle to a Fortran file handle
• MPI_File_close(3) Closes a file
• MPI_File_delete(3) Deletes a file
• MPI_File_f2c(3) Translates a Fortran file handle to a C file handle
• MPI_File_get_amode(3) Returns the file access mode
• MPI_File_get_atomicity(3) Returns the atomicity mode
• MPI_File_get_byte_offset(3) Returns the absolute byte position in the file corresponding to "offset" etypes relative to the current view
• MPI_File_get_errhandler(3) Returns the error handler for a file
• MPI_File_get_group(3) Returns the group of processes that opened the file
• MPI_File_get_info(3) Returns the hints for a file that are actually being used by MPI
• MPI_File_get_position_shared(3) Returns the current position of the shared file pointer in etype units relative to the current view
• MPI_File_get_position(3) Returns the current position of the individual file pointer in etype units relative to the current view
• MPI_File_get_size(3) Returns the file size
• MPI_File_get_type_extent(3) Returns the extent of datatype in the file
• MPI_File_get_view(3) Returns the file view
• MPI_File_iread_at(3) Nonblocking read using explict offset
• MPI_File_iread_shared(3) Nonblocking read using shared file pointer
• MPI_File_iread(3) Nonblocking read using individual file pointer
• MPI_File_iwrite_at(3) Nonblocking write using explict offset
• MPI_File_iwrite_shared(3) Nonblocking write using shared file pointer
• MPI_File_iwrite(3) Nonblocking write using individual file pointer
• MPI_File_open(3) Opens a file
• MPI_File_preallocate(3) Preallocates storage space for a file
• MPI_File_read_all_begin(3) Begin a split collective read using individual file pointer
• MPI_File_read_all_end(3) Complete a split collective read using individual file pointer
• MPI_File_read_all(3) Collective read using individual file pointer
• MPI_File_read_at_all_begin(3) Begin a split collective read using explict offset
• MPI_File_read_at_all_end(3) Complete a split collective read using explict offset
• MPI_File_read_at_all(3) Collective read using explict offset
• MPI_File_read_at(3) Read using explict offset
• MPI_File_read_ordered_begin(3) Begin a split collective read using shared file pointer
• MPI_File_read_ordered_end(3) Complete a split collective read using shared file pointer
• MPI_File_read_ordered(3) Collective read using shared file pointer
• MPI_File_read_shared(3) Read using shared file pointer
• MPI_File_read(3) Read using individual file pointer
• MPI_File_seek_shared(3) Updates the shared file pointer
• MPI_File_seek(3) Updates the individual file pointer
• MPI_File_set_atomicity(3) Sets the atomicity mode
• MPI_File_set_errhandler(3) Sets the error handler for a file
• MPI_File_set_info(3) Sets new values for the hints associated with a file
• MPI_File_set_size(3) Sets the file size
• MPI_File_set_view(3) Sets the file view
• MPI_File_sync(3) Causes all previous writes to be transferred to the storage device
• MPI_File_write_all_begin(3) Begin a split collective write using individual file pointer
• MPI_File_write_all_end(3) Complete a split collective write using individual file pointer
• MPI_File_write_all(3) Collective write using individual file pointer
• MPI_File_write_at_all_begin(3) Begin a split collective write using explict offset
• MPI_File_write_at_all_end(3) Complete a split collective write using explict offset
• MPI_File_write_at_all(3) Collective write using explict offset
• MPI_File_write_at(3) Write using explict offset
• MPI_File_write_ordered_begin(3) Begin a split collective write using shared file pointer
• MPI_File_write_ordered_end(3) Complete a split collective write using shared file pointer
• MPI_File_write_ordered(3) Collective write using shared file pointer
• MPI_File_write_shared(3) Write using shared file pointer
• MPI_File_write(3) Write using individual file pointer
• MPI_Finalize(3) Terminates MPI execution environment
• MPI_Finalized(3) Indicates whether
• MPI_Gather(3) Gathers together values from a group of processes
• MPI_Gatherv(3) Gathers into specified locations from all processes in a group
• MPI_Get_count(3) Gets the number of "top level" elements
• MPI_Get_elements(3) Returns the number of basic elements in a datatype
• MPI_Get_processor_name(3) Gets the name of the processor
• MPI_Get_version(3) obtain the version number of MPI that LAM/MPI supports
• MPI_Graph_create(3) Makes a new communicator to which topology information has been attached
• MPI_Graph_get(3) Retrieves graph topology information associated with a communicator
• MPI_Graph_map(3) Maps process to graph topology information
• MPI_Graph_neighbors_count(3) Returns the number of neighbors of a node associated with a graph topology
• MPI_Graph_neighbors(3) Returns the neighbors of a node associated with a graph topology
• MPI_Graphdims_get(3) Retrieves graph topology information associated with a communicator
• MPI_Group_compare(3) Compares two groups
• MPI_Group_difference(3) Makes a group from the difference of two groups
• MPI_Group_excl(3) Produces a group by reordering an existing group and taking only unlisted members
• MPI_Group_free(3) Frees a group
• MPI_Group_incl(3) Produces a group by reordering an existing group and taking only listed members
• MPI_Group_intersection(3) Produces a group as the intersection of two existing groups
• MPI_Group_range_excl(3) Produces a group by excluding ranges of processes from an existing group
• MPI_Group_range_incl(3) Creates a new group from ranges of ranks in an existing group
• MPI_Group_rank(3) Returns the rank of this process in the given group
• MPI_Group_size(3) Returns the size of a group
• MPI_Group_translate_ranks(3) Translates the ranks of processes in one group to those in another group
• MPI_Group_union(3) Produces a group by combining two groups
• MPI_Ibsend(3) Starts a nonblocking buffered send
• MPI_Info_c2f(3) Convert an info handle from its C representation to its Fortran representation
• MPI_Info_create(3) Create and initialize an empty MPI_Info object
• MPI_Info_delete(3) Delete a (key, value) pair from an
• MPI_Info_dup(3) Duplicate an
• MPI_Info_f2c(3) Convert a info handle from its Fortran representation to its C representation
• MPI_Info_free(3) Free an
• MPI_Info_get_nkeys(3) Returns the number of keys defined on an
• MPI_Info_get_nthkey(3) Get a key indexed by integer from an
• MPI_Info_get_valuelen(3) Get the length of a value for a given key in an
• MPI_Info_get(3) Get a (key, value) pair from an
• MPI_Info_set(3) Set a (key, value) pair in an
• MPI_Init_thread(3) Initialize the MPI execution environment
• MPI_Init(3) Initialize the MPI execution environment
• MPI_Initialized(3) Indicates whether
• MPI_Intercomm_create(3) Creates an intercommuncator from two intracommunicators
• MPI_Intercomm_merge(3) Creates an intracommuncator from an intercommunicator
• MPI_Iprobe(3) Nonblocking test for a message
• MPI_Irecv(3) Begins a non-blocking receive
• MPI_Irsend(3) Starts a nonblocking ready send
• MPI_Isend(3) Begins a nonblocking send
• MPI_Issend(3) Starts a nonblocking synchronous send
• MPI_Keyval_create(3) Generates a new communicator attribute key
• MPI_Keyval_free(3) Frees attribute key for communicator cache attribute
• MPI_Op_create(3) Creates a user-defined combination function handle
• MPI_Op_free(3) Frees a user-defined combination function handle
• MPI_Pack_size(3) Returns the upper bound on the amount of space needed to pack a message
• MPI_Pack(3) Packs a datatype into contiguous memory
• MPI_Pcontrol(3) Controls profiling
• MPI_Probe(3) Blocking test for a message
• MPI_Recv_init(3) Builds a handle for a receive
• MPI_Recv(3) Basic receive
• MPI_Reduce_scatter(3) Combines values and scatters the results
• MPI_Reduce(3) Reduces values on all processes to a single value
• MPI_Request_c2f(3) Convert a request handle from its C representation to its Fortran representation
• MPI_Request_free(3) Frees a communication request object
• MPI_Rsend_init(3) Builds a handle for a ready send
• MPI_Rsend(3) Basic ready send
• MPI_Scan(3) Computes the scan (partial reductions) of data on a collection of processes
• MPI_Scatter(3) Sends data from one task to all other tasks in a group
• MPI_Scatterv(3) Scatters a buffer in parts to all tasks in a group
• MPI_Send_init(3) Builds a handle for a standard send
• MPI_Send(3) Performs a basic send
• MPI_Sendrecv_replace(3) Sends and receives using a single buffer
• MPI_Sendrecv(3) Sends and receives a message
• MPI_Ssend_init(3) Builds a handle for a synchronous send
• MPI_Ssend(3) Basic synchronous send
• MPI_Start(3) Initiates a communication with a persistent request handle
• MPI_Startall(3) Starts a collection of requests
• MPI_Status_c2f(3) Convert a status from its C representation to its Fortran representation
• MPI_Test_cancelled(3) Tests to see if a request was cancelled
• MPI_Test(3) Tests for the completion of a send or receive
• MPI_Testall(3) Tests for the completion of all previously initiated communications
• MPI_Testany(3) Tests for completion of any previdously initiated communication
• MPI_Testsome(3) Tests for some given communications to complete
• MPI_Topo_test(3) Determines the type of topology (if any) associated with a communicator
• MPI_Type_commit(3) Commits the datatype
• MPI_Type_contiguous(3) Creates a contiguous datatype
• MPI_Type_create_darray(3) create distributed array derived datatype
• MPI_Type_create_subarray(3) Create local array derived datatype
• MPI_Type_extent(3) Returns the extent of a datatype
• MPI_Type_free(3) Frees the datatype
• MPI_Type_get_contents(3) Get datatype contents
• MPI_Type_get_envelope(3) Get datatype envelope contents
• MPI_Type_hindexed(3) Creates an indexed datatype with offsets in bytes
• MPI_Type_hvector(3) Creates a vector (strided) datatype with offset in bytes
• MPI_Type_indexed(3) Creates an indexed datatype
• MPI_Type_lb(3) Returns the lower-bound of a datatype
• MPI_Type_size(3) Return the number of bytes occupied by entries in the datatype
• MPI_Type_struct(3) Creates a struct datatype
• MPI_Type_ub(3) Returns the upper bound of a datatype
• MPI_Type_vector(3) Creates a vector (strided) datatype
• MPI_Unpack(3) Unpack a datatype into contiguous memory
• MPI_Wait(3) Waits for an MPI send or receive to complete
• MPI_Waitall(3) Waits for all given communications to complete
• MPI_Waitany(3) Waits for any specified send or receive to complete
• MPI_Waitsome(3) Waits for some given communications to complete
• MPI_Win_call_errhandler(3) Invokes error handler assigned to the window with the error code supplied.
• MPI_Win_Lock(3) Starts an RMA access epoch
• MPI_Win_Test(3) Test for progress on a window
• MPI_Win_unlock(3) Completes an RMA access epoch started by a call to MPI_WIN_LOCK
• MPI_Wtick(3) Returns the resolution of MPI_Wtime
• MPI_Wtime(3) Returns an elapsed time on the calling processor
• MPIL_Comm_gps(3) LAM/MPI-specific function to return the GPS information of a given rank from a communicator
• MPIL_Comm_id(3) LAM/MPI-specific function to return the context ID of the communicator
• MPIL_Request_get_name(3) LAM/MPI-specific function to get a string name on an MPI_Request
• MPIL_Request_set_name(3) LAM/MPI-specific function to set a string name on an MPI_Request
• MPIL_Signal(3) LAM/MPI-specific function to send a LAM signal to a rank in an MPI communicator
• MPIL_Trace_off(3) LAM/MPI-specific function to disable run-time tracing
• MPIL_Trace_on(3) LAM/MPI-specific function to enable run-time tracing
• MPIL_Type_id(3) LAM/MPI-specific function to return the type ID of an MPI datatype
• MPIO_Request_c2f(3) Translates a C I/O-request handle to a Fortran I/O-request handle
• MPIO_Request_f2c(3) Translates a Fortran I/O-request handle to a C I/O-request handle
• MPIO_Test(3) Test the completion of a nonblocking read or write
• MPIO_Wait(3) Waits for the completion of a nonblocking read or write