1 /* Copyright (c) 2010. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include "instr/private.h"
8 #include "surf/surf_private.h"
12 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(tracing_surf,tracing,"Tracing Surf");
14 #define VARIABLE_SEPARATOR '#'
16 static xbt_dict_t created_links;
17 static xbt_dict_t host_containers;
18 static xbt_dict_t resource_variables; /* (host|link)#variable -> value */
21 static xbt_dict_t gtnets_src; /* %p (action) -> %s */
22 static xbt_dict_t gtnets_dst; /* %p (action) -> %s */
24 void TRACE_surf_alloc (void)
26 created_links = xbt_dict_new();
27 host_containers = xbt_dict_new();
28 resource_variables = xbt_dict_new ();
29 gtnets_src = xbt_dict_new ();
30 gtnets_dst = xbt_dict_new ();
32 TRACE_surf_resource_utilization_alloc();
35 void TRACE_surf_release (void)
38 xbt_dict_cursor_t cursor = NULL;
39 TRACE_surf_resource_utilization_release();
41 /* get all host from host_containers */
42 xbt_dict_foreach(host_containers, cursor, key, value) {
43 pajeDestroyContainer (MSG_get_clock(), "HOST", key);
45 xbt_dict_foreach(created_links, cursor, key, value) {
46 pajeDestroyContainer (MSG_get_clock(), "LINK", key);
50 static void TRACE_surf_set_resource_variable (double date, const char *variable, const char *resource, double value)
52 char aux[100], key[100];
53 char *last_value = NULL;
54 if (!IS_TRACING) return;
55 snprintf (aux, 100, "%f", value);
56 snprintf (key, 100, "%s%c%s", resource, VARIABLE_SEPARATOR, variable);
58 last_value = xbt_dict_get_or_null(resource_variables, key);
60 if (atof(last_value) == value){
64 if (IS_TRACING_PLATFORM) pajeSetVariable (date, variable, resource, aux);
65 xbt_dict_set (resource_variables, xbt_strdup(key), xbt_strdup(aux), xbt_free);
69 * TRACE_surf_link_declaration (name, bandwidth, latency): this function
70 * saves the bandwidth and latency of a link identified by name. This
71 * information is used in the future to create the link container in the trace.
73 * caller: net_link_new (from each network model)
74 * main: create LINK container, set initial bandwidth and latency
77 void TRACE_surf_link_declaration (void *link, char *name, double bw, double lat)
79 if (!IS_TRACING) return;
82 if (!strcmp (name, "loopback") || !strcmp (name, "__loopback__")) return;
85 snprintf (alias, 100, "%p", link);
86 pajeCreateContainer (SIMIX_get_clock(), alias, "LINK", "platform", name);
87 xbt_dict_set (created_links, alias, xbt_strdup ("1"), xbt_free);
88 TRACE_surf_link_set_bandwidth (SIMIX_get_clock(), link, bw);
89 TRACE_surf_link_set_latency (SIMIX_get_clock(), link, lat);
93 * TRACE_surf_host_declaration (name, power): this function
94 * saves the power of a host identified by name. This information
95 * is used to create the host container in the trace.
97 * caller: cpu_new (from each cpu model) + router parser
98 * main: create HOST containers, set initial power value
101 void TRACE_surf_host_declaration (const char *name, double power)
103 if (!IS_TRACING) return;
104 pajeCreateContainer (SIMIX_get_clock(), name, "HOST", "platform", name);
105 xbt_dict_set (host_containers, name, xbt_strdup("1"), xbt_free);
106 TRACE_surf_host_set_power (SIMIX_get_clock(), name, power);
109 void TRACE_surf_host_set_power (double date, const char *resource, double power)
111 TRACE_surf_set_resource_variable (date, "power", resource, power);
114 void TRACE_surf_link_set_bandwidth (double date, void *link, double bandwidth)
116 if (!TRACE_surf_link_is_traced (link)) return;
119 snprintf (resource, 100, "%p", link);
120 TRACE_surf_set_resource_variable (date, "bandwidth", resource, bandwidth);
123 void TRACE_surf_link_set_latency (double date, void *link, double latency)
125 if (!TRACE_surf_link_is_traced (link)) return;
128 snprintf (resource, 100, "%p", link);
129 TRACE_surf_set_resource_variable (date, "latency", resource, latency);
132 /* to trace gtnets */
133 void TRACE_surf_gtnets_communicate (void *action, int src, int dst)
135 char key[100], aux[100];
136 if (!IS_TRACING) return;
137 snprintf (key, 100, "%p", action);
139 snprintf (aux, 100, "%d", src);
140 xbt_dict_set (gtnets_src, key, xbt_strdup(aux), xbt_free);
141 snprintf (aux, 100, "%d", dst);
142 xbt_dict_set (gtnets_dst, key, xbt_strdup(aux), xbt_free);
145 int TRACE_surf_gtnets_get_src (void *action)
149 if (!IS_TRACING) return -1;
150 snprintf (key, 100, "%p", action);
152 aux = xbt_dict_get_or_null (gtnets_src, key);
160 int TRACE_surf_gtnets_get_dst (void *action)
164 if (!IS_TRACING) return -1;
165 snprintf (key, 100, "%p", action);
167 aux = xbt_dict_get_or_null (gtnets_dst, key);
175 void TRACE_surf_gtnets_destroy (void *action)
178 if (!IS_TRACING) return;
179 snprintf (key, 100, "%p", action);
180 xbt_dict_remove (gtnets_src, key);
181 xbt_dict_remove (gtnets_dst, key);
184 void TRACE_surf_host_vivaldi_parse (char *host, double x, double y, double h)
187 if (!IS_TRACING || !IS_TRACING_PLATFORM) return;
189 snprintf (valuestr, 100, "%g", x);
190 pajeSetVariable (0, "vivaldi_x", host, valuestr);
191 snprintf (valuestr, 100, "%g", y);
192 pajeSetVariable (0, "vivaldi_y", host, valuestr);
193 snprintf (valuestr, 100, "%g", h);
194 pajeSetVariable (0, "vivaldi_h", host, valuestr);
197 extern routing_global_t global_routing;
198 void TRACE_surf_save_onelink (void)
200 if (!IS_TRACING) return;
202 //get the onelinks from the parsed platform
203 xbt_dynar_t onelink_routes = global_routing->get_onelink_routes();
204 if (!onelink_routes) return;
206 //save them in trace file
209 xbt_dynar_foreach(onelink_routes, iter, onelink) {
210 char *src = onelink->src;
211 char *dst = onelink->dst;
212 void *link = onelink->link_ptr;
214 if (TRACE_surf_link_is_traced (link)){
216 snprintf (resource, 100, "%p", link);
218 pajeNewEvent (0.1, "source", resource, src);
219 pajeNewEvent (0.1, "destination", resource, dst);
224 int TRACE_surf_link_is_traced (void *link)
227 snprintf (alias, 100, "%p", link);
228 if (xbt_dict_get_or_null (created_links, alias)){
235 void TRACE_surf_action (surf_action_t surf_action, const char *category)
237 if (!IS_TRACING_PLATFORM) return;
239 xbt_die ("invalid tracing category");
241 surf_action->category = xbt_new (char, strlen (category)+1);
242 strncpy (surf_action->category, category, strlen(category)+1);