XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_bench, smpi,
"Logging specific to SMPI (benchmarking)");
-xbt_dict_t allocs = NULL; /* Allocated on first use */
-xbt_dict_t samples = NULL; /* Allocated on first use */
+xbt_dict_t allocs = NULL; /* Allocated on first use */
+xbt_dict_t samples = NULL; /* Allocated on first use */
typedef struct {
- int count;
- char data[];
+ int count;
+ char data[];
} shared_data_t;
typedef struct {
- double time;
- int count;
- int max;
- int started;
+ double time;
+ int count;
+ int max;
+ int started;
} local_data_t;
-void smpi_bench_destroy(void) {
- if (allocs) {
- xbt_dict_free(&allocs);
- }
- if (samples) {
- xbt_dict_free(&samples);
- }
+void smpi_bench_destroy(void)
+{
+ if (allocs) {
+ xbt_dict_free(&allocs);
+ }
+ if (samples) {
+ xbt_dict_free(&samples);
+ }
}
-static void smpi_execute_flops(double flops) {
+static void smpi_execute_flops(double flops)
+{
smx_host_t host;
smx_action_t action;
smx_mutex_t mutex;
action = SIMIX_action_execute(host, "computation", flops);
SIMIX_mutex_lock(mutex);
SIMIX_register_action_to_condition(action, cond);
- for(state = SIMIX_action_get_state(action);
- state == SURF_ACTION_READY ||
- state == SURF_ACTION_RUNNING; state = SIMIX_action_get_state(action)) {
+ for (state = SIMIX_action_get_state(action);
+ state == SURF_ACTION_READY ||
+ state == SURF_ACTION_RUNNING;
+ state = SIMIX_action_get_state(action)) {
SIMIX_cond_wait(cond, mutex);
}
SIMIX_unregister_action_to_condition(action, cond);
SIMIX_mutex_destroy(mutex);
}
-static void smpi_execute(double duration) {
- if(duration >= xbt_cfg_get_double(_surf_cfg_set, "smpi/cpu_threshold")) {
+static void smpi_execute(double duration)
+{
+ if (duration >= xbt_cfg_get_double(_surf_cfg_set, "smpi/cpu_threshold")) {
DEBUG1("Sleep for %f to handle real computation time", duration);
- smpi_execute_flops(duration * xbt_cfg_get_double(_surf_cfg_set, "smpi/running_power"));
+ smpi_execute_flops(duration *
+ xbt_cfg_get_double(_surf_cfg_set,
+ "smpi/running_power"));
}
}
-void smpi_bench_begin(int rank, const char* mpi_call) {
- if(mpi_call && rank >= 0 && xbt_cfg_get_int(_surf_cfg_set, "smpi/log_events")) {
- INFO3("SMPE: ts=%f rank=%d type=end et=%s", SIMIX_get_clock(), rank, mpi_call);
+void smpi_bench_begin(int rank, const char *mpi_call)
+{
+ if (mpi_call && rank >= 0
+ && xbt_cfg_get_int(_surf_cfg_set, "smpi/log_events")) {
+ INFO3("SMPE: ts=%f rank=%d type=end et=%s", SIMIX_get_clock(), rank,
+ mpi_call);
}
xbt_os_timer_start(smpi_process_timer());
}
-void smpi_bench_end(int rank, const char* mpi_call) {
+void smpi_bench_end(int rank, const char *mpi_call)
+{
xbt_os_timer_t timer = smpi_process_timer();
xbt_os_timer_stop(timer);
smpi_execute(xbt_os_timer_elapsed(timer));
- if(mpi_call && rank >= 0 && xbt_cfg_get_int(_surf_cfg_set, "smpi/log_events")) {
- INFO3("SMPE: ts=%f rank=%d type=begin et=%s", SIMIX_get_clock(), rank, mpi_call);
+ if (mpi_call && rank >= 0
+ && xbt_cfg_get_int(_surf_cfg_set, "smpi/log_events")) {
+ INFO3("SMPE: ts=%f rank=%d type=begin et=%s", SIMIX_get_clock(), rank,
+ mpi_call);
}
}
-unsigned int smpi_sleep(unsigned int secs) {
- smpi_execute((double)secs);
- return secs;
+unsigned int smpi_sleep(unsigned int secs)
+{
+ smpi_execute((double) secs);
+ return secs;
}
-int smpi_gettimeofday(struct timeval* tv, struct timezone* tz) {
- double now = SIMIX_get_clock();
+int smpi_gettimeofday(struct timeval *tv, struct timezone *tz)
+{
+ double now = SIMIX_get_clock();
- if(tv) {
- tv->tv_sec = (time_t)now;
- tv->tv_usec = (suseconds_t)(now * 1e6);
- }
- return 0;
+ if (tv) {
+ tv->tv_sec = (time_t) now;
+ tv->tv_usec = (suseconds_t) (now * 1e6);
+ }
+ return 0;
}
-static char* sample_location(int global, const char* file, int line) {
- if(global) {
- return bprintf("%s:%d", file, line);
- } else {
- return bprintf("%s:%d:%d", file, line, smpi_process_index());
- }
+static char *sample_location(int global, const char *file, int line)
+{
+ if (global) {
+ return bprintf("%s:%d", file, line);
+ } else {
+ return bprintf("%s:%d:%d", file, line, smpi_process_index());
+ }
}
-void smpi_sample_1(int global, const char* file, int line, int max) {
- char* loc = sample_location(global, file, line);
- local_data_t* data;
-
- smpi_bench_end(-1, NULL); /* Take time from previous MPI call into account */
- if (!samples) {
- samples = xbt_dict_new();
- }
- data = xbt_dict_get_or_null(samples, loc);
- if (!data) {
- data = (local_data_t*)xbt_new(local_data_t, 1);
- data->time = 0.0;
- data->count = 0;
- data->max = max;
- data->started = 0;
- xbt_dict_set(samples, loc, data, &free);
- }
- free(loc);
+void smpi_sample_1(int global, const char *file, int line, int max)
+{
+ char *loc = sample_location(global, file, line);
+ local_data_t *data;
+
+ smpi_bench_end(-1, NULL); /* Take time from previous MPI call into account */
+ if (!samples) {
+ samples = xbt_dict_new();
+ }
+ data = xbt_dict_get_or_null(samples, loc);
+ if (!data) {
+ data = (local_data_t *) xbt_new(local_data_t, 1);
+ data->time = 0.0;
+ data->count = 0;
+ data->max = max;
+ data->started = 0;
+ xbt_dict_set(samples, loc, data, &free);
+ }
+ free(loc);
}
-int smpi_sample_2(int global, const char* file, int line) {
- char* loc = sample_location(global, file, line);
- local_data_t* data;
-
- xbt_assert0(samples, "You did something very inconsistent, didn't you?");
- data = xbt_dict_get_or_null(samples, loc);
- if (!data) {
- xbt_assert0(data, "Please, do thing in order");
- }
- if (!data->started) {
- if (data->count < data->max) {
- data->started = 1;
- data->count++;
- } else {
- DEBUG1("Perform some wait of %f", data->time / (double)data->count);
- smpi_execute(data->time / (double)data->count);
- }
- } else {
- data->started = 0;
- }
- free(loc);
- smpi_bench_begin(-1, NULL);
- smpi_process_simulated_start();
- return data->started;
+int smpi_sample_2(int global, const char *file, int line)
+{
+ char *loc = sample_location(global, file, line);
+ local_data_t *data;
+
+ xbt_assert0(samples, "You did something very inconsistent, didn't you?");
+ data = xbt_dict_get_or_null(samples, loc);
+ if (!data) {
+ xbt_assert0(data, "Please, do thing in order");
+ }
+ if (!data->started) {
+ if (data->count < data->max) {
+ data->started = 1;
+ data->count++;
+ } else {
+ DEBUG1("Perform some wait of %f", data->time / (double) data->count);
+ smpi_execute(data->time / (double) data->count);
+ }
+ } else {
+ data->started = 0;
+ }
+ free(loc);
+ smpi_bench_begin(-1, NULL);
+ smpi_process_simulated_start();
+ return data->started;
}
-void smpi_sample_3(int global, const char* file, int line) {
- char* loc = sample_location(global, file, line);
- local_data_t* data;
-
- xbt_assert0(samples, "You did something very inconsistent, didn't you?");
- data = xbt_dict_get_or_null(samples, loc);
- if (!data || !data->started || data->count >= data->max) {
- xbt_assert0(data, "Please, do thing in order");
- }
- smpi_bench_end(-1, NULL);
- data->time += smpi_process_simulated_elapsed();
- DEBUG2("Average mean after %d steps is %f", data->count, data->time / (double)data->count);
+void smpi_sample_3(int global, const char *file, int line)
+{
+ char *loc = sample_location(global, file, line);
+ local_data_t *data;
+
+ xbt_assert0(samples, "You did something very inconsistent, didn't you?");
+ data = xbt_dict_get_or_null(samples, loc);
+ if (!data || !data->started || data->count >= data->max) {
+ xbt_assert0(data, "Please, do thing in order");
+ }
+ smpi_bench_end(-1, NULL);
+ data->time += smpi_process_simulated_elapsed();
+ DEBUG2("Average mean after %d steps is %f", data->count,
+ data->time / (double) data->count);
}
-void smpi_sample_flops(double flops) {
- smpi_execute_flops(flops);
+void smpi_sample_flops(double flops)
+{
+ smpi_execute_flops(flops);
}
-void* smpi_shared_malloc(size_t size, const char* file, int line) {
- char* loc = bprintf("%s:%d:%zu", file, line, size);
- shared_data_t* data;
-
- if (!allocs) {
- allocs = xbt_dict_new();
- }
- data = xbt_dict_get_or_null(allocs, loc);
- if (!data) {
- data = (shared_data_t*)xbt_malloc0(sizeof(int) + size);
- data->count = 1;
- xbt_dict_set(allocs, loc, data, &free);
- } else {
- data->count++;
- }
- free(loc);
- return data->data;
+void *smpi_shared_malloc(size_t size, const char *file, int line)
+{
+ char *loc = bprintf("%s:%d:%zu", file, line, size);
+ shared_data_t *data;
+
+ if (!allocs) {
+ allocs = xbt_dict_new();
+ }
+ data = xbt_dict_get_or_null(allocs, loc);
+ if (!data) {
+ data = (shared_data_t *) xbt_malloc0(sizeof(int) + size);
+ data->count = 1;
+ xbt_dict_set(allocs, loc, data, &free);
+ } else {
+ data->count++;
+ }
+ free(loc);
+ return data->data;
}
-void smpi_shared_free(void* ptr) {
- shared_data_t* data = (shared_data_t*)((int*)ptr - 1);
- char* loc;
-
- if (!allocs) {
- WARN0("Cannot free: nothing was allocated");
- return;
- }
- loc = xbt_dict_get_key(allocs, data);
- if (!loc) {
- WARN1("Cannot free: %p was not shared-allocated by SMPI", ptr);
- return;
- }
- data->count--;
- if (data->count <= 0) {
- xbt_dict_remove(allocs, loc);
- }
+void smpi_shared_free(void *ptr)
+{
+ shared_data_t *data = (shared_data_t *) ((int *) ptr - 1);
+ char *loc;
+
+ if (!allocs) {
+ WARN0("Cannot free: nothing was allocated");
+ return;
+ }
+ loc = xbt_dict_get_key(allocs, data);
+ if (!loc) {
+ WARN1("Cannot free: %p was not shared-allocated by SMPI", ptr);
+ return;
+ }
+ data->count--;
+ if (data->count <= 0) {
+ xbt_dict_remove(allocs, loc);
+ }
}