X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/4ff3a4cf6e03165421f65616a22be86b8f528e21..5e4e3ed6a92f699a364dc069b4367e6c72623f18:/src/smpi/internals/smpi_global.cpp diff --git a/src/smpi/internals/smpi_global.cpp b/src/smpi/internals/smpi_global.cpp index ebf13d8d52..21f8e09b11 100644 --- a/src/smpi/internals/smpi_global.cpp +++ b/src/smpi/internals/smpi_global.cpp @@ -5,26 +5,17 @@ #include "SmpiHost.hpp" #include "mc/mc.h" -#include "private.hpp" #include "simgrid/s4u/Engine.hpp" -#include "simgrid/s4u/Host.hpp" -#include "simgrid/s4u/Mailbox.hpp" -#include "simgrid/s4u/forward.hpp" #include "smpi_coll.hpp" -#include "smpi_comm.hpp" -#include "smpi_group.hpp" -#include "smpi_info.hpp" #include "smpi_process.hpp" #include "src/msg/msg_private.hpp" #include "src/simix/smx_private.hpp" -#include "src/surf/surf_interface.hpp" #include "xbt/config.hpp" #include /* DBL_MAX */ #include #include #include -#include #if HAVE_SENDFILE #include @@ -50,8 +41,8 @@ struct papi_process_data { papi_counter_t counter_data; int event_set; }; - #endif + using simgrid::s4u::Actor; using simgrid::s4u::ActorPtr; std::unordered_map location2speedup; @@ -96,7 +87,7 @@ simgrid::smpi::Process* smpi_process() ActorPtr me = Actor::self(); if (me == nullptr) // This happens sometimes (eg, when linking against NS3 because it pulls openMPI...) return nullptr; - simgrid::msg::ActorExt* msgExt = static_cast(me->getImpl()->userdata); + simgrid::msg::ActorExt* msgExt = static_cast(me->get_impl()->userdata); return static_cast(msgExt->data); } @@ -114,7 +105,7 @@ void smpi_process_init(int *argc, char ***argv){ } int smpi_process_index(){ - return simgrid::s4u::this_actor::getPid(); + return simgrid::s4u::this_actor::get_pid(); } void * smpi_process_get_user_data(){ @@ -223,21 +214,23 @@ void smpi_comm_null_copy_buffer_callback(smx_activity_t comm, void *buff, size_t /* nothing done in this version */ } -static void smpi_check_options(){ +static void smpi_check_options() +{ //check correctness of MPI parameters - xbt_assert(xbt_cfg_get_int("smpi/async-small-thresh") <= xbt_cfg_get_int("smpi/send-is-detached-thresh")); + xbt_assert(simgrid::config::get_value("smpi/async-small-thresh") <= + simgrid::config::get_value("smpi/send-is-detached-thresh")); - if (xbt_cfg_is_default_value("smpi/host-speed")) { - XBT_INFO("You did not set the power of the host running the simulation. " - "The timings will certainly not be accurate. " - "Use the option \"--cfg=smpi/host-speed:\" to set its value." - "Check http://simgrid.org/simgrid/latest/doc/options.html#options_smpi_bench for more information."); - } + if (simgrid::config::is_default("smpi/host-speed")) { + XBT_INFO("You did not set the power of the host running the simulation. " + "The timings will certainly not be accurate. " + "Use the option \"--cfg=smpi/host-speed:\" to set its value." + "Check http://simgrid.org/simgrid/latest/doc/options.html#options_smpi_bench for more information."); + } - xbt_assert(xbt_cfg_get_double("smpi/cpu-threshold") >=0, - "The 'smpi/cpu-threshold' option cannot have negative values [anymore]. If you want to discard " - "the simulation of any computation, please use 'smpi/simulate-computation:no' instead."); + xbt_assert(simgrid::config::get_value("smpi/cpu-threshold") >= 0, + "The 'smpi/cpu-threshold' option cannot have negative values [anymore]. If you want to discard " + "the simulation of any computation, please use 'smpi/simulate-computation:no' instead."); } int smpi_enabled() { @@ -251,7 +244,7 @@ void smpi_global_init() xbt_os_walltimer_start(global_timer); } - std::string filename = xbt_cfg_get_string("smpi/comp-adjustment-file"); + std::string filename = simgrid::config::get_value("smpi/comp-adjustment-file"); if (not filename.empty()) { std::ifstream fstream(filename); if (not fstream.is_open()) { @@ -278,7 +271,7 @@ void smpi_global_init() // and the (computed) event_set. std::map units2papi_setup; - if (not xbt_cfg_get_string("smpi/papi-events").empty()) { + if (not simgrid::config::get_value("smpi/papi-events").empty()) { if (PAPI_library_init(PAPI_VER_CURRENT) != PAPI_VER_CURRENT) XBT_ERROR("Could not initialize PAPI library; is it correctly installed and linked?" " Expected version is %i", @@ -286,7 +279,7 @@ void smpi_global_init() typedef boost::tokenizer> Tokenizer; boost::char_separator separator_units(";"); - std::string str = xbt_cfg_get_string("smpi/papi-events"); + std::string str = simgrid::config::get_value("smpi/papi-events"); Tokenizer tokens(str, separator_units); // Iterate over all the computational units. This could be processes, hosts, threads, ranks... You name it. @@ -367,10 +360,10 @@ static void smpi_init_options(){ return; simgrid::smpi::Colls::set_collectives(); simgrid::smpi::Colls::smpi_coll_cleanup_callback = nullptr; - smpi_cpu_threshold = xbt_cfg_get_double("smpi/cpu-threshold"); - smpi_host_speed = xbt_cfg_get_double("smpi/host-speed"); + smpi_cpu_threshold = simgrid::config::get_value("smpi/cpu-threshold"); + smpi_host_speed = simgrid::config::get_value("smpi/host-speed"); xbt_assert(smpi_host_speed >= 0, "You're trying to set the host_speed to a negative value (%f)", smpi_host_speed); - std::string smpi_privatize_option = xbt_cfg_get_string("smpi/privatization"); + std::string smpi_privatize_option = simgrid::config::get_value("smpi/privatization"); if (smpi_privatize_option == "no" || smpi_privatize_option == "0") smpi_privatize_global_variables = SmpiPrivStrategies::None; else if (smpi_privatize_option == "yes" || smpi_privatize_option == "1") @@ -396,7 +389,7 @@ static void smpi_init_options(){ if (smpi_cpu_threshold < 0) smpi_cpu_threshold = DBL_MAX; - std::string val = xbt_cfg_get_string("smpi/shared-malloc"); + std::string val = simgrid::config::get_value("smpi/shared-malloc"); if ((val == "yes") || (val == "1") || (val == "on") || (val == "global")) { smpi_cfg_shared_malloc = shmalloc_global; } else if (val == "local") { @@ -536,7 +529,7 @@ int smpi_main(const char* executable, int argc, char *argv[]) // Load the copy and resolve the entry point: void* handle = dlopen(target_executable.c_str(), RTLD_LAZY | RTLD_LOCAL | RTLD_DEEPBIND); int saved_errno = errno; - if (xbt_cfg_get_boolean("smpi/keep-temps") == false) + if (simgrid::config::get_value("smpi/keep-temps") == false) unlink(target_executable.c_str()); if (handle == nullptr) xbt_die("dlopen failed: %s (errno: %d -- %s)", dlerror(), saved_errno, strerror(saved_errno)); @@ -549,6 +542,8 @@ int smpi_main(const char* executable, int argc, char *argv[]) }; } else { + if (smpi_privatize_global_variables == SmpiPrivStrategies::Mmap) + smpi_prepare_global_memory_segment(); // Load the dynamic library and resolve the entry point: void* handle = dlopen(executable, RTLD_LAZY | RTLD_LOCAL); if (handle == nullptr) @@ -556,7 +551,8 @@ int smpi_main(const char* executable, int argc, char *argv[]) smpi_entry_point_type entry_point = smpi_resolve_function(handle); if (not entry_point) xbt_die("main not found in %s", executable); - // TODO, register the executable for SMPI privatization + if (smpi_privatize_global_variables == SmpiPrivStrategies::Mmap) + smpi_backup_global_memory_segment(); // Execute the same entry point for each simulated process: simix_global->default_function = [entry_point](std::vector args) { @@ -585,7 +581,7 @@ int smpi_main(const char* executable, int argc, char *argv[]) SIMIX_run(); xbt_os_walltimer_stop(global_timer); - if (xbt_cfg_get_boolean("smpi/display-timing")){ + if (simgrid::config::get_value("smpi/display-timing")) { double global_time = xbt_os_timer_elapsed(global_timer); XBT_INFO("Simulated time: %g seconds. \n\n" "The simulation took %g seconds (after parsing and platform setup)\n" @@ -622,10 +618,7 @@ void SMPI_init(){ smpi_init_options(); smpi_global_init(); smpi_check_options(); - TRACE_smpi_alloc(); simgrid::s4u::onSimulationEnd.connect(TRACE_smpi_release); - if (smpi_privatize_global_variables == SmpiPrivStrategies::Mmap) - smpi_backup_global_memory_segment(); } void SMPI_finalize(){