test_memory_measurement.cc File Reference

#include <madness/mra/memory_measurement.h>
#include <madness/world/test_utilities.h>
#include <madness/mra/mra.h>

Include dependency graph for test_memory_measurement.cc:

Functions
static std::shared_ptr< World >	create_worlds (World &universe, const std::size_t nsubworld)
int	main (int argc, char **argv)
int	test_host_rank_map (World &world)
int	test_mpi_group (World &world)
int	test_node_replicated_function (World &world)
template<std::size_t NDIM>
int	test_size (World &world)

Function Documentation

create_worlds()

std::shared_ptr< World > create_worlds ( World & universe, const std::size_t nsubworld )

static

for each process create a world using a communicator shared with other processes by round-robin copy-paste from test_world.cc

References madness::WorldMpiInterface::comm(), madness::WorldGopInterface::fence(), madness::World::gop, madness::World::mpi, madness::World::rank(), and SafeMPI::Intracomm::Split().

Referenced by test_size().

main()

int main	(	int	argc,
		char **	argv )

References madness::WorldGopInterface::fence(), madness::finalize(), madness::World::gop, madness::initialize(), k, L, madness::print(), madness::World::rank(), madness::FunctionDefaults< NDIM >::set_cubic_cell(), madness::FunctionDefaults< NDIM >::set_k(), madness::FunctionDefaults< NDIM >::set_thresh(), madness::startup(), test_host_rank_map(), test_mpi_group(), test_node_replicated_function(), test_size(), and thresh.

test_host_rank_map()

int test_host_rank_map

(

World &

world

)

test functions to get a map of ranks to hosts and to get the lowest rank on each host

References madness::WorldGopInterface::broadcast_serializable(), madness::test_output::end(), madness::WorldGopInterface::fence(), madness::World::gop, madness::lowest_rank_on_host_of_rank(), madness::primary_ranks_per_host(), madness::print(), madness::print_header2(), madness::World::rank(), madness::rank_to_host_and_rss_map(), madness::ranks_per_host(), madness::test_output::set_cout_to_terminal(), and madness::World::size().

Referenced by main().

test_mpi_group()

int test_mpi_group

(

World &

world

)

test creating 2 distinct MPI groups and communicators then create a world on each communicator and do some work there

print in rank-order

References madness::WorldGopInterface::broadcast_serializable(), madness::test_output::checkpoint(), madness::WorldMpiInterface::comm(), madness::WorldGopInterface::concat0(), SafeMPI::Intracomm::Create(), madness::test_output::end(), madness::WorldGopInterface::fence(), SafeMPI::Intracomm::Get_group(), madness::get_hostname(), madness::World::gop, h(), SafeMPI::Group::Incl(), madness::lowest_rank_on_host_of_rank(), madness::World::mpi, madness::primary_ranks_per_host(), madness::print(), madness::World::rank(), madness::ranks_per_host(), madness::test_output::set_cout_to_terminal(), and madness::World::size().

Referenced by main().

test_node_replicated_function()

int test_node_replicated_function

(

World &

world

)

replicate a function on all nodes (not ranks) check that all keys are on the expected rank check that the norm of a specific key is the same as in the distributed function

References madness::WorldGopInterface::broadcast_serializable(), madness::test_output::checkpoint(), madness::copy(), madness::test_output::end(), f, madness::FunctionFactory< T, NDIM >::f(), f1, madness::WorldGopInterface::fence(), madness::FunctionImpl< T, NDIM >::get_coeffs(), madness::World::gop, madness::lowest_rank_on_host_of_rank(), madness::Vector< T, N >::normf(), madness::WorldContainer< keyT, valueT, hashfunT >::owner(), madness::primary_ranks_per_host(), madness::print(), madness::World::rank(), madness::rank_to_host_and_rss_map(), madness::ranks_per_host(), madness::test_output::set_cout_to_terminal(), madness::test_output::set_do_print(), and madness::World::size().

Referenced by main().

test_size()

template<std::size_t NDIM>

int test_size

(

World &

world

)

References madness::test_output::checkpoint(), create_worlds(), d, madness::test_output::end(), f2, madness::FunctionFactory< T, NDIM >::functor(), g2(), madness::MemoryMeasurer::measure_and_print(), madness::print(), madness::print_header2(), madness::World::rank(), madness::FunctionDefaults< NDIM >::set_default_pmap(), madness::World::size(), and madness::MemoryMeasurer::total_memory().

Referenced by chunk_example(), and main().