1 /*
2 //@HEADER
3 // ************************************************************************
4 //
5 // Kokkos v. 3.0
6 // Copyright (2020) National Technology & Engineering
7 // Solutions of Sandia, LLC (NTESS).
8 //
9 // Under the terms of Contract DE-NA0003525 with NTESS,
10 // the U.S. Government retains certain rights in this software.
11 //
12 // Redistribution and use in source and binary forms, with or without
13 // modification, are permitted provided that the following conditions are
14 // met:
15 //
16 // 1. Redistributions of source code must retain the above copyright
17 // notice, this list of conditions and the following disclaimer.
18 //
19 // 2. Redistributions in binary form must reproduce the above copyright
20 // notice, this list of conditions and the following disclaimer in the
21 // documentation and/or other materials provided with the distribution.
22 //
23 // 3. Neither the name of the Corporation nor the names of the
24 // contributors may be used to endorse or promote products derived from
25 // this software without specific prior written permission.
26 //
27 // THIS SOFTWARE IS PROVIDED BY NTESS "AS IS" AND ANY
28 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NTESS OR THE
31 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
32 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
33 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
34 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
35 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
36 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
37 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 //
39 // Questions? Contact Christian R. Trott (crtrott@sandia.gov)
40 //
41 // ************************************************************************
42 //@HEADER
43 */
44
45 #include <iostream>
46 #include <sstream>
47
48 #include <Kokkos_Macros.hpp>
49
50 #if defined(KOKKOS_ENABLE_MPI)
51 #include <mpi.h>
52 #endif
53
54 #include <Kokkos_Core.hpp>
55
56 //----------------------------------------------------------------------------
57 //----------------------------------------------------------------------------
58
main(int argc,char ** argv)59 int main(int argc, char** argv) {
60 std::ostringstream msg;
61
62 (void)argc;
63 (void)argv;
64 #if defined(KOKKOS_ENABLE_MPI)
65
66 MPI_Init(&argc, &argv);
67
68 int mpi_rank = 0;
69
70 MPI_Comm_rank(MPI_COMM_WORLD, &mpi_rank);
71
72 msg << "MPI rank(" << mpi_rank << ") ";
73
74 #endif
75
76 msg << "{" << std::endl;
77
78 if (Kokkos::hwloc::available()) {
79 msg << "hwloc( NUMA[" << Kokkos::hwloc::get_available_numa_count()
80 << "] x CORE[" << Kokkos::hwloc::get_available_cores_per_numa()
81 << "] x HT[" << Kokkos::hwloc::get_available_threads_per_core() << "] )"
82 << std::endl;
83 }
84
85 #if defined(KOKKOS_ENABLE_CUDA)
86 Kokkos::Cuda::print_configuration(msg);
87 #endif
88
89 msg << "}" << std::endl;
90
91 std::cout << msg.str();
92
93 #if defined(KOKKOS_ENABLE_MPI)
94
95 MPI_Finalize();
96
97 #endif
98
99 return 0;
100 }
101