Logo AND Algorithmique Numérique Distribuée

Public GIT Repository
Add a new test to see how failures are handled by SimDag.
[simgrid.git] / examples / simdag / sd_fail.c
diff --git a/examples/simdag/sd_fail.c b/examples/simdag/sd_fail.c
new file mode 100644 (file)
index 0000000..39ffe5d
--- /dev/null
@@ -0,0 +1,62 @@
+/* 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_fail,
+                             "Logging specific to this SimDag example");
+
+int main(int argc, char **argv)
+{
+  SD_task_t task;
+
+  /* initialization of SD */
+  SD_init(&argc, argv);
+
+  /* creation of the environment */
+  SD_create_environment("./faulty_host.xml");
+  /* creation of a single task that will poorly fail when the workstation
+   * will stop */
+
+  task = SD_task_create_comp_seq("Poor task", NULL, 2e10);
+
+  XBT_INFO("Schedule task '%s' on workstation 'Faulty Host'",
+           SD_task_get_name(task));
+
+  SD_task_schedulel(task, 1, SD_workstation_get_by_name("Faulty Host"));
+
+  SD_simulate(-1.0);
+
+  SD_task_dump(task);
+
+  XBT_INFO("Task %s has failed. %.f flops remain to be done",
+           SD_task_get_name(task),
+           SD_task_get_remaining_amount(task));
+
+  XBT_INFO("let's unschedule taks %s and reschedule it on the 'Safe Host'",
+           SD_task_get_name(task));
+  SD_task_unschedule(task);
+  SD_task_schedulel(task, 1, SD_workstation_get_by_name("Safe Host"));
+
+  XBT_INFO("Run the simulation again");
+  SD_simulate(-1.0);
+
+  SD_task_dump(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));
+
+  SD_task_destroy(task);
+
+  SD_exit();
+  return 0;
+}