Corrected jitter, now oscillates between [-lat*jitter,+lat*jitter), mean is granted...

[simgrid.git] / src / surf / surf_config.c

diff --git a/src/surf/surf_config.c b/src/surf/surf_config.c
index 7533ba2..649e6fe 100644 (file)
--- a/src/surf/surf_config.c
+++ b/src/surf/surf_config.c
@@ -15,7 +15,9 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_config, surf,
                                 "About the configuration of surf (and the rest of the simulation)");
 
 xbt_cfg_t _surf_cfg_set = NULL;
-
+#ifdef HAVE_GTNETS
+extern double sg_gtnets_jitter;
+#endif
 
 /* Parse the command line, looking for options */
 static void surf_config_cmd_line(int *argc, char **argv)
@@ -109,7 +111,16 @@ static void _surf_cfg_cb__surf_path(const char *name, int pos)
   xbt_dynar_push(surf_path, &path);
 }
 
+static void _surf_cfg_cb__surf_maxmin_selective_update(const char *name, int pos)
+{
+       sg_maxmin_selective_update = xbt_cfg_get_int(_surf_cfg_set, name);
+}
 
+#ifdef HAVE_GTNETS
+static void _surf_cfg_cb__gtnets_jitter(const char *name, int pos){
+       sg_gtnets_jitter = xbt_cfg_get_double(_surf_cfg_set, name);
+}
+#endif
 
 /* create the config set, register what should be and parse the command line*/
 void surf_config_init(int *argc, char **argv)
@@ -121,6 +132,7 @@ void surf_config_init(int *argc, char **argv)
 
     char *description = xbt_malloc(1024), *p = description;
     char *default_value;
+               int default_value_int;
     int i;
 
     sprintf(description, "The model to use for the CPU. Possible values: ");
@@ -143,7 +155,7 @@ void surf_config_init(int *argc, char **argv)
       p +=
         sprintf(p, "%s%s", (i == 0 ? "" : ", "),
                 surf_network_model_description[i].name);
-    default_value = xbt_strdup("CM02");
+    default_value = xbt_strdup("LV08");
     xbt_cfg_register(&_surf_cfg_set,
                      "network_model", description, xbt_cfgelm_string,
                      &default_value, 1, 1, &_surf_cfg_cb__network_model,
@@ -168,7 +180,7 @@ void surf_config_init(int *argc, char **argv)
     default_value = xbt_strdup("Full");
     xbt_cfg_register(&_surf_cfg_set, "routing",
                      "Model to use to store the routing information",
-                     xbt_cfgelm_string, &default_value, 0, 0, NULL,
+                     xbt_cfgelm_string, &default_value, 1, 1, NULL,
                      NULL);
 
     xbt_cfg_register(&_surf_cfg_set, "TCP_gamma",
@@ -180,6 +192,19 @@ void surf_config_init(int *argc, char **argv)
                      "Lookup path for inclusions in platform and deployment XML files",
                      xbt_cfgelm_string, NULL, 0, 0, _surf_cfg_cb__surf_path,
                      NULL);
+
+               default_value_int = 0;
+    xbt_cfg_register(&_surf_cfg_set, "maxmin_selective_update",
+                     "Update the constraint set propagating recursively to others constraints",
+                     xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb__surf_maxmin_selective_update, NULL);
+
+#ifdef HAVE_GTNETS
+    xbt_cfg_register(&_surf_cfg_set, "gtnets_jitter",
+                     "Double value to oscillate the link latency, uniformly in random interval [-latency*gtnets_jitter,latency*gtnets_jitter)", xbt_cfgelm_double,
+                     NULL, 1, 1, _surf_cfg_cb__gtnets_jitter, NULL);
+    xbt_cfg_set_double(_surf_cfg_set, "gtnets_jitter", 1.0);
+#endif
+
     if (!surf_path) {
       /* retrieves the current directory of the        current process */
       const char *initial_path = __surf_get_initial_path();
@@ -209,44 +234,34 @@ void surf_config_models_setup(const char *platform_file)
   char *workstation_model_name;
   int workstation_id = -1;
 
+  surf_timer_model_init(platform_file);
+
   workstation_model_name =
     xbt_cfg_get_string(_surf_cfg_set, "workstation_model");
+  char *network_model_name = xbt_cfg_get_string(_surf_cfg_set, "network_model");
+  char *cpu_model_name = xbt_cfg_get_string(_surf_cfg_set, "cpu_model");
+
+  if ((strcmp(network_model_name,"LV08") || strcmp(cpu_model_name,"Cas01"))
+      && !strcmp(workstation_model_name, "CLM03")){
+    const char *val = "compound";
+    INFO0("Switching workstation model to compound since you changed the network and/or cpu model(s)");
+    xbt_cfg_set_string(_surf_cfg_set,"workstation_model",val);
+    workstation_model_name = (char*)"compound";
+  }
 
-  DEBUG1("Model : %s", workstation_model_name);
+  DEBUG1("Workstation model: %s", workstation_model_name);
   workstation_id =
     find_model_description(surf_workstation_model_description,
                            workstation_model_name);
   if (!strcmp(workstation_model_name, "compound")) {
-    xbt_ex_t e;
-    char *network_model_name = NULL;
-    char *cpu_model_name = NULL;
     int network_id = -1;
     int cpu_id = -1;
 
-    TRY {
-      cpu_model_name = xbt_cfg_get_string(_surf_cfg_set, "cpu_model");
-    } CATCH(e) {
-      if (e.category == bound_error) {
-        xbt_assert0(0,
-                    "Set a cpu model to use with the 'compound' workstation model");
-        xbt_ex_free(e);
-      } else {
-        RETHROW;
-      }
-    }
+    xbt_assert0(cpu_model_name,
+        "Set a cpu model to use with the 'compound' workstation model");
 
-    TRY {
-      network_model_name = xbt_cfg_get_string(_surf_cfg_set, "network_model");
-    }
-    CATCH(e) {
-      if (e.category == bound_error) {
-        xbt_assert0(0,
-                    "Set a network model to use with the 'compound' workstation model");
-        xbt_ex_free(e);
-      } else {
-        RETHROW;
-      }
-    }
+    xbt_assert0(network_model_name,
+        "Set a network model to use with the 'compound' workstation model");
 
     network_id =
       find_model_description(surf_network_model_description,