/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
+#include "getopt.h"
#include "private.hpp"
#include "simgrid/host.h"
#include "simgrid/modelchecker.h"
+#include "simgrid/s4u/Exec.hpp"
#include "smpi_comm.hpp"
-#include "smpi_process.hpp"
#include "src/internal_config.h"
#include "src/mc/mc_replay.hpp"
#include "src/simix/ActorImpl.hpp"
#include "xbt/config.hpp"
-#include "getopt.h"
+#include "src/smpi/include/smpi_actor.hpp"
#include <unordered_map>
#ifndef WIN32
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_bench, smpi, "Logging specific to SMPI (benchmarking)");
+static simgrid::config::Flag<double>
+ smpi_wtime_sleep("smpi/wtime",
+ "Minimum time to inject inside a call to MPI_Wtime(), gettimeofday() and clock_gettime()",
+ 1e-8 /* Documented to be 10 ns */);
+
double smpi_cpu_threshold = -1;
double smpi_host_speed;
-shared_malloc_type smpi_cfg_shared_malloc = shmalloc_global;
+SharedMallocType smpi_cfg_shared_malloc = SharedMallocType::GLOBAL;
double smpi_total_benched_time = 0;
extern "C" XBT_PUBLIC void smpi_execute_flops_(double* flops);
+
void smpi_execute_flops_(double *flops)
{
smpi_execute_flops(*flops);
void smpi_execute_flops(double flops) {
xbt_assert(flops >= 0, "You're trying to execute a negative amount of flops (%f)!", flops);
XBT_DEBUG("Handle real computation time: %f flops", flops);
- smx_activity_t action = simcall_execution_start("computation", flops, 1, 0, smpi_process()->process()->get_host());
- simcall_set_category (action, TRACE_internal_smpi_get_category());
- simcall_execution_wait(action);
+ simgrid::s4u::this_actor::exec_init(flops)
+ ->set_name("computation")
+ ->set_tracing_category(TRACE_internal_smpi_get_category())
+ ->start()
+ ->wait();
smpi_switch_data_segment(simgrid::s4u::Actor::self());
}
void smpi_bench_begin()
{
- if (smpi_privatize_global_variables == SmpiPrivStrategies::Mmap) {
+ if (smpi_privatize_global_variables == SmpiPrivStrategies::MMAP) {
smpi_switch_data_segment(simgrid::s4u::Actor::self());
}
return;
#if HAVE_PAPI
- if (not simgrid::config::get_config<std::string>("smpi/papi-events").empty()) {
+ if (not simgrid::config::get_value<std::string>("smpi/papi-events").empty()) {
int event_set = smpi_process()->papi_event_set();
// PAPI_start sets everything to 0! See man(3) PAPI_start
if (PAPI_LOW_LEVEL_INITED == PAPI_is_initialized()) {
* An MPI function has been called and now is the right time to update
* our PAPI counters for this process.
*/
- if (simgrid::config::get_config<std::string>("smpi/papi-events")[0] != '\0') {
+ if (not simgrid::config::get_value<std::string>("smpi/papi-events").empty()) {
papi_counter_t& counter_data = smpi_process()->papi_counters();
int event_set = smpi_process()->papi_event_set();
std::vector<long long> event_values = std::vector<long long>(counter_data.size());
}
// Maybe we need to artificially speed up or slow down our computation based on our statistical analysis.
- if (simgrid::config::get_config<std::string>("smpi/comp-adjustment-file")[0] != '\0') {
+ if (simgrid::config::get_value<std::string>("smpi/comp-adjustment-file")[0] != '\0') {
smpi_trace_call_location_t* loc = smpi_process()->call_location();
std::string key = loc->get_composed_key();
}
// Simulate the benchmarked computation unless disabled via command-line argument
- if (simgrid::config::get_config<bool>("smpi/simulate-computation")) {
+ if (simgrid::config::get_value<bool>("smpi/simulate-computation")) {
smpi_execute(xbt_os_timer_elapsed(timer)/speedup);
}
#if HAVE_PAPI
- if (simgrid::config::get_config<std::string>("smpi/papi-events")[0] != '\0' && TRACE_smpi_is_enabled()) {
+ if (not simgrid::config::get_value<std::string>("smpi/papi-events").empty() && TRACE_smpi_is_enabled()) {
container_t container =
- new simgrid::instr::Container(std::string("rank-") + std::to_string(simgrid::s4u::this_actor::get_pid()));
+ simgrid::instr::Container::by_name(std::string("rank-") + std::to_string(simgrid::s4u::this_actor::get_pid()));
papi_counter_t& counter_data = smpi_process()->papi_counters();
for (auto const& pair : counter_data) {
- new simgrid::instr::SetVariableEvent(
- surf_get_clock(), container, PJ_type_get(/* countername */ pair.first.c_str(), container->type), pair.second);
+ simgrid::instr::VariableType* variable = static_cast<simgrid::instr::VariableType*>(container->type_->by_name(pair.first));
+ variable->set_event(SIMIX_get_clock(), pair.second);
}
}
#endif
smpi_total_benched_time += xbt_os_timer_elapsed(timer);
}
-/* Private sleep function used by smpi_sleep() and smpi_usleep() */
+/* Private sleep function used by smpi_sleep(), smpi_usleep() and friends */
static unsigned int private_sleep(double secs)
{
smpi_bench_end();
XBT_DEBUG("Sleep for: %lf secs", secs);
- int rank = MPI_COMM_WORLD->rank();
+ int rank = simgrid::s4u::this_actor::get_pid();
TRACE_smpi_sleeping_in(rank, secs);
simcall_process_sleep(secs);
tv->tv_usec = static_cast<suseconds_t>((now - tv->tv_sec) * 1e6);
#endif
}
+ if (smpi_wtime_sleep > 0)
+ simcall_process_sleep(smpi_wtime_sleep);
smpi_bench_begin();
return 0;
}
tp->tv_sec = static_cast<time_t>(now);
tp->tv_nsec = static_cast<long int>((now - tp->tv_sec) * 1e9);
}
+ if (smpi_wtime_sleep > 0)
+ simcall_process_sleep(smpi_wtime_sleep);
smpi_bench_begin();
return 0;
}
#endif
+double smpi_mpi_wtime()
+{
+ double time;
+ if (smpi_process()->initialized() && not smpi_process()->finalized() && not smpi_process()->sampling()) {
+ smpi_bench_end();
+ time = SIMIX_get_clock();
+ if (smpi_wtime_sleep > 0)
+ simcall_process_sleep(smpi_wtime_sleep);
+ smpi_bench_begin();
+ } else {
+ time = SIMIX_get_clock();
+ }
+ return time;
+}
+
extern double sg_surf_precision;
unsigned long long smpi_rastro_resolution ()
{
bool need_more_benchs() const;
};
-}
-
-std::unordered_map<SampleLocation, LocalData, std::hash<std::string>> samples;
bool LocalData::need_more_benchs() const
{
return res;
}
+std::unordered_map<SampleLocation, LocalData, std::hash<std::string>> samples;
+}
+
void smpi_sample_1(int global, const char *file, int line, int iters, double threshold)
{
SampleLocation loc(global, file, line);
samples.clear();
}
+int smpi_getopt_long_only (int argc, char *const *argv, const char *options,
+ const struct option * long_options, int *opt_index)
+{
+ if (smpi_process())
+ optind = smpi_process()->get_optind();
+ int ret = getopt_long_only (argc, argv, options, long_options, opt_index);
+ if (smpi_process())
+ smpi_process()->set_optind(optind);
+ return ret;
+}
+
int smpi_getopt_long (int argc, char *const *argv, const char *options,
const struct option * long_options, int *opt_index)
{