int main(int argc, char **argv) { unsigned i; double timing; struct timeval start; struct timeval end; parse_args(argc, argv); starpu_init(NULL); init_gordon_kernel(); fprintf(stderr, "#tasks : %d\n", ntasks); gettimeofday(&start, NULL); for (i = 0; i < ntasks; i++) { inject_one_task(); } gettimeofday(&end, NULL); timing = (double)((end.tv_sec - start.tv_sec)*1000000 + (end.tv_usec - start.tv_usec)); fprintf(stderr, "Total: %lf secs\n", timing/1000000); fprintf(stderr, "Per task: %lf usecs\n", timing/ntasks); starpu_shutdown(); return 0; }
int main(int argc, char **argv) { unsigned i; double timing; struct timeval start; struct timeval end; pthread_mutex_init(&mutex, NULL); pthread_cond_init(&cond, NULL); parse_args(argc, argv); cnt = ntasks; starpu_init(&conf); init_gordon_kernel(); fprintf(stderr, "#tasks : %d\n", ntasks); gettimeofday(&start, NULL); for (i = 0; i < ntasks; i++) { inject_one_task(); } pthread_mutex_lock(&mutex); while (!finished) pthread_cond_wait(&cond, &mutex); pthread_mutex_unlock(&mutex); gettimeofday(&end, NULL); timing = (double)((end.tv_sec - start.tv_sec)*1000000 + (end.tv_usec - start.tv_usec)); fprintf(stderr, "Total: %lf secs\n", timing/1000000); fprintf(stderr, "Per task: %lf usecs\n", timing/ntasks); starpu_shutdown(); return 0; }
int main(int argc, char **argv) { int ret; unsigned i; double timing; double start; double end; #ifdef STARPU_QUICK_CHECK ntasks = 128; #endif parse_args(argc, argv); ret = starpu_initialize(NULL, &argc, &argv); if (ret == -ENODEV) return STARPU_TEST_SKIPPED; STARPU_CHECK_RETURN_VALUE(ret, "starpu_init"); fprintf(stderr, "#tasks : %u\n", ntasks); start = starpu_timing_now(); for (i = 0; i < ntasks; i++) { ret = inject_one_task(); if (ret == -ENODEV) goto enodev; STARPU_CHECK_RETURN_VALUE(ret, "starpu_task_submit"); } end = starpu_timing_now(); timing = end - start; fprintf(stderr, "Total: %f secs\n", timing/1000000); fprintf(stderr, "Per task: %f usecs\n", timing/ntasks); { char *output_dir = getenv("STARPU_BENCH_DIR"); char *bench_id = getenv("STARPU_BENCH_ID"); if (output_dir && bench_id) { char file[1024]; FILE *f; sprintf(file, "%s/sync_tasks_overhead_total.dat", output_dir); f = fopen(file, "a"); fprintf(f, "%s\t%f\n", bench_id, timing/1000000); fclose(f); sprintf(file, "%s/sync_tasks_overhead_per_task.dat", output_dir); f = fopen(file, "a"); fprintf(f, "%s\t%f\n", bench_id, timing/ntasks); fclose(f); } } starpu_shutdown(); return EXIT_SUCCESS; enodev: fprintf(stderr, "WARNING: No one can execute this task\n"); /* yes, we do not perform the computation but we did detect that no one * could perform the kernel, so this is not an error from StarPU */ starpu_shutdown(); return STARPU_TEST_SKIPPED; }