167 строки
5.3 KiB
C
167 строки
5.3 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2007-2015 Los Alamos National Security, LLC. All rights
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* reserved.
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* Copyright (c) 2006-2015 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2013 NVIDIA Corporation. All rights reserved.
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* Copyright (c) 2013 Intel, Inc. All rights reserved
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#ifndef OMPI_RUNTIME_PARAMS_H
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#define OMPI_RUNTIME_PARAMS_H
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#include "ompi_config.h"
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BEGIN_C_DECLS
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/*
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* Global variables
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*/
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/**
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* Whether or not to check the parameters of top-level MPI API
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* functions or not.
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*
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* This variable should never be checked directly; the macro
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* MPI_PARAM_CHECK should be used instead. This allows multiple
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* levels of MPI function parameter checking:
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*
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* #- Disable all parameter checking at configure/compile time
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* #- Enable all parameter checking at configure/compile time
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* #- Disable all parameter checking at run time
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* #- Enable all parameter checking at run time
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*
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* Hence, the MPI_PARAM_CHECK macro will either be "0", "1", or
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* "ompi_mpi_param_check".
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*/
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OMPI_DECLSPEC extern bool ompi_mpi_param_check;
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/**
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* Whether or not to check for MPI handle leaks during MPI_FINALIZE.
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* If enabled, each MPI handle type will display a summary of the
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* handles that are still allocated during MPI_FINALIZE.
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*
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* This is good debugging for user applications to find out if they
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* are inadvertantly orphaning MPI handles.
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*/
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OMPI_DECLSPEC extern bool ompi_debug_show_handle_leaks;
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/**
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* If > 0, show that many MPI_ALLOC_MEM leaks during MPI_FINALIZE. If
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* enabled, memory that was returned via MPI_ALLOC_MEM but was never
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* freed via MPI_FREE_MEM will be displayed during MPI_FINALIZE.
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*
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* This is good debugging for user applications to find out if they
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* are inadvertantly orphaning MPI "special" memory.
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*/
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OMPI_DECLSPEC extern int ompi_debug_show_mpi_alloc_mem_leaks;
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/**
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* Whether or not to actually free MPI handles when their
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* corresponding destructor is invoked. If enabled, Open MPI will not
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* free handles, but will rather simply mark them as "freed". Any
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* attempt to use them will result in an MPI exception.
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*
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* This is good debugging for user applications to find out if they
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* are inadvertantly using MPI handles after they have been freed.
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*/
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OMPI_DECLSPEC extern bool ompi_debug_no_free_handles;
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/**
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* Whether or not to print MCA parameters on MPI_INIT
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*
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* This is good debugging for user applications to see exactly which
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* MCA parameters are being used in the current program execution.
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*/
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OMPI_DECLSPEC extern bool ompi_mpi_show_mca_params;
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/**
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* Whether or not to print the MCA parameters to a file or to stdout
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*
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* If this argument is set then it is used when parameters are dumped
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* when the mpi_show_mca_params is set.
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*/
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OMPI_DECLSPEC extern char * ompi_mpi_show_mca_params_file;
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/**
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* Whether an MPI_ABORT should print out a stack trace or not.
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*/
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OMPI_DECLSPEC extern bool ompi_mpi_abort_print_stack;
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/**
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* Whether MPI_ABORT should print out an identifying message
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* (e.g., hostname and PID) and loop waiting for a debugger to
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* attach. The value of the integer is how many seconds to wait:
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*
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* 0 = do not print the message and do not loop
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* negative value = print the message and loop forever
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* positive value = print the message and delay for that many seconds
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*/
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OMPI_DECLSPEC extern int ompi_mpi_abort_delay;
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/**
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* Whether sparse MPI group storage formats are supported or not.
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*/
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OMPI_DECLSPEC extern bool ompi_have_sparse_group_storage;
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/**
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* Whether sparse MPI group storage formats should be used or not.
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*/
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OMPI_DECLSPEC extern bool ompi_use_sparse_group_storage;
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/**
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* Cutoff point for calling add_procs for all processes
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*/
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OMPI_DECLSPEC extern uint32_t ompi_add_procs_cutoff;
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/**
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* Whether anything in the code base has disabled MPI dynamic process
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* functionality or not
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*/
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OMPI_DECLSPEC extern bool ompi_mpi_dynamics_enabled;
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/* EXPERIMENTAL: do not perform an RTE barrier at the end of MPI_Init */
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OMPI_DECLSPEC extern bool ompi_async_mpi_init;
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/* EXPERIMENTAL: do not perform an RTE barrier at the beginning of MPI_Finalize */
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OMPI_DECLSPEC extern bool ompi_async_mpi_finalize;
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/**
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* Register MCA parameters used by the MPI layer.
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*
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* @returns OMPI_SUCCESS
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*
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* Registers several MCA parameters and initializes corresponding
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* global variables to the values obtained from the MCA system.
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*/
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OMPI_DECLSPEC int ompi_mpi_register_params(void);
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/**
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* Display all MCA parameters used
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*
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* @returns OMPI_SUCCESS
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*
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* Displays in key = value format
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*/
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int ompi_show_all_mca_params(int32_t, int, char *);
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END_C_DECLS
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#endif /* OMPI_RUNTIME_PARAMS_H */
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