add an example of usage of SD_TASK_COMP_PAR_AMDHAL typed tasks. No

[simgrid.git] / examples / simdag / sd_typed_tasks_test.c

diff --git a/examples/simdag/sd_typed_tasks_test.c b/examples/simdag/sd_typed_tasks_test.c
new file mode 100644 (file)
index 0000000..c4355e3
--- /dev/null
+++ b/examples/simdag/sd_typed_tasks_test.c
@@ -0,0 +1,95 @@
+/* Copyright (c) 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+ * All rights reserved.                                                     */
+
+/* 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 <stdio.h>
+#include <stdlib.h>
+#include "simdag/simdag.h"
+#include "xbt/ex.h"
+#include "xbt/log.h"
+
+XBT_LOG_NEW_DEFAULT_CATEGORY(sd_typed_tasks_test,
+                             "Logging specific to this SimDag example");
+
+int main(int argc, char **argv)
+{
+  int i;
+  unsigned int ctr;
+  const char *platform_file;
+  const SD_workstation_t *workstations;
+  SD_task_t task, taskA, taskB, taskC, taskD, taskE;
+  xbt_dynar_t changed_tasks;
+
+  double computation_amount[4];
+  double communication_amount[16] = { 0 };
+  SD_workstation_t workstation_list[4];
+  
+  /* initialization of SD */
+  SD_init(&argc, argv);
+
+  /*  xbt_log_control_set("sd.thres=debug"); */
+
+  if (argc < 2) {
+    XBT_INFO("Usage: %s platform_file", argv[0]);
+    XBT_INFO("example: %s sd_platform.xml", argv[0]);
+    exit(1);
+  }
+
+  /* creation of the environment */
+  platform_file = argv[1];
+  SD_create_environment(platform_file);
+ 
+  workstations = SD_workstation_get_list();
+
+  for (i=0;i<4;i++)
+    XBT_INFO("%s runs at %f flops", SD_workstation_get_name(workstations[i]),
+            SD_workstation_get_power(workstations[i]));
+
+  /* creation of some typed tasks and their dependencies */
+  taskA = SD_task_create_comp_seq("Task A", NULL, 1e9);
+  taskB = SD_task_create_comm_e2e("Task B", NULL, 1e7);
+  taskC = SD_task_create_comp_seq("Task C", NULL, 1e9);
+  taskD = SD_task_create_comp_par_amdahl("Task D", NULL, 1e9, 0.2);
+  taskE = SD_task_create("Task E", NULL, 1e9);
+
+  double toto = (0.2 + (1 - 0.2)/4) * 1e9;
+  XBT_INFO("%f %f",toto ,toto/SD_workstation_get_power(workstations[0]));
+
+  SD_task_dependency_add(NULL, NULL, taskA, taskB);
+  SD_task_dependency_add(NULL, NULL, taskB, taskC);
+
+  SD_task_schedulel(taskA, 1, workstations[8]);
+  SD_task_schedulel(taskC, 1, workstations[9]);
+
+  SD_task_distribute_comp_amdhal(taskD, 4);
+  SD_task_schedulev(taskD, 4, workstations);
+
+  for (i=0;i<4;i++){
+    workstation_list[i]=workstations[i+4];
+    computation_amount[i]=toto;
+  }
+  SD_task_schedule(taskE, 4, workstation_list,
+                   computation_amount, communication_amount, -1);
+
+  changed_tasks = SD_simulate(-1.0);
+  xbt_dynar_foreach(changed_tasks, ctr, task) {
+    XBT_INFO("Task '%s' start time: %f, finish time: %f",
+          SD_task_get_name(task),
+          SD_task_get_start_time(task), SD_task_get_finish_time(task));
+  }
+
+  XBT_DEBUG("Destroying tasks...");
+
+  SD_task_destroy(taskA);
+  SD_task_destroy(taskB);
+  SD_task_destroy(taskC);
+  SD_task_destroy(taskD);
+  SD_task_destroy(taskE);
+
+  XBT_DEBUG("Tasks destroyed. Exiting SimDag...");
+
+  SD_exit();
+  return 0;
+}