From: suter <frederic.suter@cc.in2p3.fr>
Date: Mon, 26 Nov 2012 10:28:50 +0000 (+0100)
Subject: Add a description of the scenario
X-Git-Tag: v3_9_rc1~91^2~23
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/7148c9208e34d627b13f5f1eae15d946e6811133

Add a description of the scenario
---

diff --git a/teshsuite/simdag/basic2.c b/teshsuite/simdag/basic2.c
index e0bd0f1634..f1eef64917 100644
--- a/teshsuite/simdag/basic2.c
+++ b/teshsuite/simdag/basic2.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2007-2012. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -11,6 +11,16 @@
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(basic2, sd, "SimDag test basic2");
 
+/* Basic SimDag Test 0
+ * Scenario:
+ *   - Create a no-op Init task
+ *   - Create two communication tasks: 1GB and 100MB
+ *   - Schedule them concurrently on the two hosts of the platform
+ * The two communications occur simultaneously. They share the network for the
+ * duration of the shortest one, then the longest one has the full bandwidth.
+ * Simulated time should be:
+ *          1e8/(1/2*1.25e8) + 9e8/1.25e8) + 1e-4 = 8.8001 seconds
+ */
 int main(int argc, char **argv)
 {
 
@@ -21,8 +31,8 @@ int main(int argc, char **argv)
 
   const SD_workstation_t *workstation;
 
-  double communication_amount1 = 1000000000;
-  double communication_amount2 = 100000000;
+  double communication_amount1 = 1e9;
+  double communication_amount2 = 1e8;
   double no_cost = 0.0;
 
   /* initialization of SD */