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. */
8 #include "instr/instr_private.h"
12 XBT_LOG_NEW_CATEGORY(instr, "Logging the behavior of the tracing system (used for Visualization/Analysis of simulations)");
13 XBT_LOG_NEW_DEFAULT_SUBCATEGORY (instr_config, instr, "Configuration");
15 #define OPT_TRACING "tracing"
16 #define OPT_TRACING_SMPI "tracing/smpi"
17 #define OPT_TRACING_SMPI_GROUP "tracing/smpi/group"
18 #define OPT_TRACING_CATEGORIZED "tracing/categorized"
19 #define OPT_TRACING_UNCATEGORIZED "tracing/uncategorized"
20 #define OPT_TRACING_MSG_TASK "tracing/msg/task"
21 #define OPT_TRACING_MSG_PROCESS "tracing/msg/process"
22 #define OPT_TRACING_MSG_VOLUME "tracing/msg/volume"
23 #define OPT_TRACING_FILENAME "tracing/filename"
24 #define OPT_TRACING_PLATFORM_METHOD "tracing/platform/method"
25 #define OPT_TRIVA_UNCAT_CONF "triva/uncategorized"
26 #define OPT_TRIVA_CAT_CONF "triva/categorized"
28 static int trace_configured = 0;
29 static int trace_active = 0;
31 xbt_dict_t created_categories; //declared in instr_interface.c
35 // tracing system must be:
36 // - enabled (with --cfg=tracing:1)
37 // - already configured (TRACE_global_init already called)
38 if (!(TRACE_is_enabled() && TRACE_is_configured())){
42 DEBUG0("Tracing starts");
44 /* open the trace file */
50 /* other trace initialization */
51 created_categories = xbt_dict_new();
59 if (!TRACE_is_active())
62 /* generate uncategorized graph configuration for triva */
63 if (TRACE_get_triva_uncat_conf()){
64 TRACE_generate_triva_uncat_conf();
67 /* generate categorized graph configuration for triva */
68 if (TRACE_get_triva_cat_conf()){
69 TRACE_generate_triva_cat_conf();
72 /* dump trace buffer */
73 TRACE_last_timestamp_to_dump = surf_get_clock();
74 TRACE_paje_dump_buffer();
76 /* destroy all data structures of tracing (and free) */
77 destroyAllContainers();
79 /* close the trace file */
84 DEBUG0("Tracing system is shutdown");
88 void TRACE_activate (void)
90 xbt_assert0 (trace_active==0, "Tracing is already active.");
92 DEBUG0 ("Tracing is on");
95 void TRACE_desactivate (void)
98 DEBUG0 ("Tracing is off");
101 int TRACE_is_active (void)
106 int TRACE_is_enabled(void)
108 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING);
111 int TRACE_is_configured(void)
113 return trace_configured;
116 int TRACE_smpi_is_enabled(void)
118 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_SMPI);
121 int TRACE_smpi_is_grouped(void)
123 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_SMPI_GROUP);
126 int TRACE_categorized (void)
128 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_CATEGORIZED);
131 int TRACE_uncategorized (void)
133 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_UNCATEGORIZED);
136 int TRACE_msg_task_is_enabled(void)
138 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_MSG_TASK);
141 int TRACE_msg_process_is_enabled(void)
143 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_MSG_PROCESS);
146 int TRACE_msg_volume_is_enabled(void)
148 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_MSG_VOLUME);
151 char *TRACE_get_filename(void)
153 return xbt_cfg_get_string(_surf_cfg_set, OPT_TRACING_FILENAME);
156 char *TRACE_get_platform_method(void)
158 return xbt_cfg_get_string(_surf_cfg_set, OPT_TRACING_PLATFORM_METHOD);
161 char *TRACE_get_triva_uncat_conf (void)
163 return xbt_cfg_get_string(_surf_cfg_set, OPT_TRIVA_UNCAT_CONF);
166 char *TRACE_get_triva_cat_conf (void)
168 return xbt_cfg_get_string(_surf_cfg_set, OPT_TRIVA_CAT_CONF);
171 void TRACE_global_init(int *argc, char **argv)
173 /* name of the tracefile */
174 char *default_tracing_filename = xbt_strdup("simgrid.trace");
175 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_FILENAME,
176 "Trace file created by the instrumented SimGrid.",
177 xbt_cfgelm_string, &default_tracing_filename, 1, 1,
181 int default_tracing = 0;
182 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING,
184 xbt_cfgelm_int, &default_tracing, 0, 1,
188 int default_tracing_smpi = 0;
189 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_SMPI,
190 "Tracing of the SMPI interface.",
191 xbt_cfgelm_int, &default_tracing_smpi, 0, 1,
195 int default_tracing_smpi_grouped = 0;
196 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_SMPI_GROUP,
197 "Group MPI processes by host.",
198 xbt_cfgelm_int, &default_tracing_smpi_grouped, 0, 1,
203 int default_tracing_platform = 0;
204 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_CATEGORIZED,
205 "Tracing of categorized platform (host and link) utilization.",
206 xbt_cfgelm_int, &default_tracing_platform, 0, 1,
209 /* tracing uncategorized resource utilization */
210 int default_tracing_uncategorized = 0;
211 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_UNCATEGORIZED,
212 "Tracing of uncategorized resource (host and link) utilization.",
213 xbt_cfgelm_int, &default_tracing_uncategorized, 0, 1,
216 /* platform method */
217 char *default_tracing_platform_method = xbt_strdup("a");
218 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_PLATFORM_METHOD,
219 "Tracing method used to register categorized resource behavior.",
220 xbt_cfgelm_string, &default_tracing_platform_method, 1,
224 int default_tracing_msg_task = 0;
225 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_MSG_TASK,
226 "Tracing of MSG task behavior.",
227 xbt_cfgelm_int, &default_tracing_msg_task, 0, 1,
231 int default_tracing_msg_process = 0;
232 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_MSG_PROCESS,
233 "Tracing of MSG process behavior.",
234 xbt_cfgelm_int, &default_tracing_msg_process, 0, 1,
237 /* msg volume (experimental) */
238 int default_tracing_msg_volume = 0;
239 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_MSG_VOLUME,
240 "Tracing of MSG communication volume (experimental).",
241 xbt_cfgelm_int, &default_tracing_msg_volume, 0, 1,
244 /* Triva graph configuration for uncategorized tracing */
245 char *default_triva_uncat_conf_file = xbt_strdup ("");
246 xbt_cfg_register(&_surf_cfg_set, OPT_TRIVA_UNCAT_CONF,
247 "Triva Graph configuration file for uncategorized resource utilization traces.",
248 xbt_cfgelm_string, &default_triva_uncat_conf_file, 1, 1,
251 /* Triva graph configuration for uncategorized tracing */
252 char *default_triva_cat_conf_file = xbt_strdup ("");
253 xbt_cfg_register(&_surf_cfg_set, OPT_TRIVA_CAT_CONF,
254 "Triva Graph configuration file for categorized resource utilization traces.",
255 xbt_cfgelm_string, &default_triva_cat_conf_file, 1, 1,
258 /* instrumentation can be considered configured now */
259 trace_configured = 1;
262 static void print_line (const char *option, const char *desc, const char *longdesc, int detailed)
264 char str[INSTR_DEFAULT_STR_SIZE];
265 snprintf (str, INSTR_DEFAULT_STR_SIZE, "--cfg=%s ", option);
267 int len = strlen (str);
268 printf ("%s%*.*s %s\n", str, 30-len, 30-len, "", desc);
269 if (!!longdesc && detailed){
270 printf ("%s\n\n", longdesc);
274 void TRACE_help (int detailed)
277 "Description of the tracing options accepted by this simulator:\n\n");
278 print_line (OPT_TRACING, "Enable the tracing system",
279 " It activates the tracing system and register the simulation platform\n"
280 " in the trace file. You have to enable this option to others take effect.",
282 print_line (OPT_TRACING_CATEGORIZED, "Trace categorized resource utilization",
283 " It activates the categorized resource utilization tracing. It should\n"
284 " be enabled if tracing categories are used by this simulator.",
286 print_line (OPT_TRACING_UNCATEGORIZED, "Trace uncategorized resource utilization",
287 " It activates the uncategorized resource utilization tracing. Use it if\n"
288 " this simulator do not use tracing categories and resource use have to be\n"
291 print_line (OPT_TRACING_PLATFORM_METHOD, "Change the resource utilization tracing method",
292 " It changes the way resource utilization (categorized or not) is traced\n"
293 " inside the simulation core. Method 'a' (default) traces all updates defined\n"
294 " by the CPU/network model of a given resource. Depending on the interface used\n"
295 " by this simulator (MSG, SMPI, SimDAG), the default method can generate large\n"
296 " trace files. Method 'b' tries to make smaller tracefiles using clever updates,\n"
297 " without losing details of resource utilization. Method 'c' generates even\n"
298 " smaller files by doing time integration during the simulation, but it loses\n"
299 " precision. If this last method is used, the smallest timeslice used in the\n"
300 " tracefile analysis must be bigger than the smaller resource utilization. If\n"
301 " unsure, do not change this option.",
303 print_line (OPT_TRACING_FILENAME, "Filename to register traces",
304 " A file with this name will be created to register the simulation. The file\n"
305 " is in the Paje format and can be analyzed using Triva or Paje visualization\n"
306 " tools. More information can be found in these webpages:\n"
307 " http://triva.gforge.inria.fr/\n"
308 " http://paje.sourceforge.net/",
310 print_line (OPT_TRACING_SMPI, "Trace the MPI Interface (SMPI)",
311 " This option only has effect if this simulator is SMPI-based. Traces the MPI\n"
312 " interface and generates a trace that can be analyzed using Gantt-like\n"
313 " visualizations. Every MPI function (implemented by SMPI) is transformed in a\n"
314 " state, and point-to-point communications can be analyzed with arrows.",
316 print_line (OPT_TRACING_SMPI_GROUP, "Group MPI processes by host (SMPI)",
317 " This option only has effect if this simulator is SMPI-based. The processes\n"
318 " are grouped by the hosts where they were executed.",
320 print_line (OPT_TRACING_MSG_TASK, "Trace task behavior (MSG)",
321 " This option only has effect if this simulator is MSG-based. It traces the\n"
322 " behavior of all categorized MSG tasks, grouping them by hosts.",
324 print_line (OPT_TRACING_MSG_PROCESS, "Trace processes behavior (MSG)",
325 " This option only has effect if this simulator is MSG-based. It traces the\n"
326 " behavior of all categorized MSG processes, grouping them by hosts. This option\n"
327 " can be used to track process location if this simulator has process migration.",
329 print_line (OPT_TRACING_MSG_VOLUME, "Tracing of communication volume (MSG)",
330 " This experimental option only has effect if this simulator is MSG-based.\n"
331 " It traces the communication volume of MSG send/receive.",
333 print_line (OPT_TRIVA_UNCAT_CONF, "Generate graph configuration for Triva",
334 " This option can be used in all types of simulators build with SimGrid\n"
335 " to generate a uncategorized resource utilization graph to be used as\n"
336 " configuration for the Triva visualization analysis. This option\n"
337 " can be used with tracing/categorized:1 and tracing:1 options to\n"
338 " analyze an unmodified simulator before changing it to contain\n"
341 print_line (OPT_TRIVA_CAT_CONF, "generate uncategorized graph configuration for Triva",
342 " This option can be used if this simulator uses tracing categories\n"
343 " in its code. The file specified by this option holds a graph configuration\n"
344 " file for the Triva visualization tool that can be used to analyze a categorized\n"
345 " resource utilization.",
349 void TRACE_generate_triva_uncat_conf (void)
351 char *output = TRACE_get_triva_uncat_conf ();
352 if (output && strlen(output) > 0){
353 xbt_dict_cursor_t cursor=NULL;
356 FILE *file = fopen (output, "w");
357 xbt_assert1 (file != NULL,
358 "Unable to open file (%s) for writing triva graph "
359 "configuration (uncategorized).", output);
362 fprintf (file, "{\n");
364 //register NODE types
365 fprintf (file, " node = (");
366 xbt_dict_foreach(trivaNodeTypes, cursor, name, value) {
367 fprintf (file, "%s, ", name);
370 //register EDGE types
374 xbt_dict_foreach(trivaEdgeTypes, cursor, name, value) {
375 fprintf (file, "%s, ", name);
381 //register each NODE type layout
382 xbt_dict_foreach(trivaNodeTypes, cursor, name, value) {
383 fprintf (file, " %s = {\n", name);
384 if (strcmp (name, "HOST") == 0){
389 " type = separation;\n"
391 " values = (power_used);\n"
393 }else if (strcmp (name, "ROUTER") == 0){
397 }else if (strcmp (name, "LINK") == 0){
400 " size = bandwidth;\n"
403 " type = separation;\n"
404 " size = bandwidth;\n"
405 " values = (bandwidth_used);\n"
408 fprintf (file, " };\n\n");
412 xbt_dict_foreach(trivaEdgeTypes, cursor, name, value) {
413 fprintf (file, " %s = { size = 1; };\n", name);
416 //graphviz configuration
417 fprintf (file, "\n");
418 fprintf (file, " graphviz-algorithm = neato;\n");
421 fprintf (file, "}\n");
426 void TRACE_generate_triva_cat_conf (void)
428 char *output = TRACE_get_triva_cat_conf();
429 if (output && strlen(output) > 0){
430 xbt_dict_cursor_t cursor=NULL, cursor2=NULL;
431 char *name, *name2, *value, *value2;
433 //check if we do have categories declared
434 if (xbt_dict_length(created_categories) == 0){
435 INFO0("No categories declared, ignoring generation of triva graph configuration");
439 FILE *file = fopen (output, "w");
440 xbt_assert1 (file != NULL,
441 "Unable to open file (%s) for writing triva graph "
442 "configuration (categorized).", output);
445 fprintf (file, "{\n");
447 //register NODE types
448 fprintf (file, " node = (");
449 xbt_dict_foreach(trivaNodeTypes, cursor, name, value) {
450 fprintf (file, "%s, ", name);
453 //register EDGE types
457 xbt_dict_foreach(trivaEdgeTypes, cursor, name, value) {
458 fprintf (file, "%s, ", name);
464 //register each NODE type layout
465 xbt_dict_foreach(trivaNodeTypes, cursor, name, value) {
466 fprintf (file, " %s = {\n", name);
467 if (strcmp (name, "HOST") == 0){
472 " type = separation;\n"
475 xbt_dict_foreach(created_categories,cursor2,name2,value2) {
476 fprintf (file, "%s, ", name2);
481 }else if (strcmp (name, "ROUTER") == 0){
485 }else if (strcmp (name, "LINK") == 0){
488 " size = bandwidth;\n"
491 " type = separation;\n"
492 " size = bandwidth;\n"
494 xbt_dict_foreach(created_categories,cursor2,name2,value2) {
495 fprintf (file, "%s, ", name2);
501 fprintf (file, " };\n\n");
505 xbt_dict_foreach(trivaEdgeTypes, cursor, name, value) {
506 fprintf (file, " %s = { size = 1; };\n", name);
509 //graphviz configuration
510 fprintf (file, "\n");
511 fprintf (file, " graphviz-algorithm = neato;\n");
514 fprintf (file, "}\n");
520 #undef OPT_TRACING_SMPI
521 #undef OPT_TRACING_SMPI_GROUP
522 #undef OPT_TRACING_CATEGORIZED
523 #undef OPT_TRACING_UNCATEGORIZED
524 #undef OPT_TRACING_MSG_TASK
525 #undef OPT_TRACING_MSG_PROCESS
526 #undef OPT_TRACING_MSG_VOLUME
527 #undef OPT_TRACING_FILENAME
528 #undef OPT_TRACING_PLATFORM_METHOD
529 #undef OPT_TRIVA_UNCAT_CONF
530 #undef OPT_TRIVA_CAT_CONF
532 #endif /* HAVE_TRACING */