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/instr_private.h"
8 #include "simgrid/sg_config.h"
13 XBT_LOG_NEW_CATEGORY(instr, "Logging the behavior of the tracing system (used for Visualization/Analysis of simulations)");
14 XBT_LOG_NEW_DEFAULT_SUBCATEGORY (instr_config, instr, "Configuration");
16 #define OPT_TRACING "tracing"
17 #define OPT_TRACING_PLATFORM "tracing/platform"
18 #define OPT_TRACING_TOPOLOGY "tracing/platform/topology"
19 #define OPT_TRACING_SMPI "tracing/smpi"
20 #define OPT_TRACING_SMPI_GROUP "tracing/smpi/group"
21 #define OPT_TRACING_SMPI_COMPUTING "tracing/smpi/computing"
22 #define OPT_TRACING_SMPI_INTERNALS "tracing/smpi/internals"
23 #define OPT_TRACING_CATEGORIZED "tracing/categorized"
24 #define OPT_TRACING_UNCATEGORIZED "tracing/uncategorized"
25 #define OPT_TRACING_MSG_PROCESS "tracing/msg/process"
26 #define OPT_TRACING_MSG_VM "tracing/msg/vm"
27 #define OPT_TRACING_FILENAME "tracing/filename"
28 #define OPT_TRACING_BUFFER "tracing/buffer"
29 #define OPT_TRACING_ONELINK_ONLY "tracing/onelink_only"
30 #define OPT_TRACING_DISABLE_DESTROY "tracing/disable_destroy"
31 #define OPT_TRACING_BASIC "tracing/basic"
32 #define OPT_TRACING_COMMENT "tracing/comment"
33 #define OPT_TRACING_COMMENT_FILE "tracing/comment_file"
34 #define OPT_VIVA_UNCAT_CONF "viva/uncategorized"
35 #define OPT_VIVA_CAT_CONF "viva/categorized"
37 static int trace_enabled;
38 static int trace_platform;
39 static int trace_platform_topology;
40 static int trace_smpi_enabled;
41 static int trace_smpi_grouped;
42 static int trace_smpi_computing;
43 static int trace_view_internals;
44 static int trace_categorized;
45 static int trace_uncategorized;
46 static int trace_msg_process_enabled;
47 static int trace_msg_vm_enabled;
48 static int trace_buffer;
49 static int trace_onelink_only;
50 static int trace_disable_destroy;
51 static int trace_basic;
53 static int trace_configured = 0;
54 static int trace_active = 0;
58 static void TRACE_getopts(void)
60 trace_enabled = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING);
61 trace_platform = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_PLATFORM);
62 trace_platform_topology = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_TOPOLOGY);
63 trace_smpi_enabled = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_SMPI);
64 trace_smpi_grouped = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_SMPI_GROUP);
65 trace_smpi_computing = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_SMPI_COMPUTING);
66 trace_view_internals = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_SMPI_INTERNALS);
67 trace_categorized = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_CATEGORIZED);
68 trace_uncategorized = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_UNCATEGORIZED);
69 trace_msg_process_enabled = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_MSG_PROCESS);
70 trace_msg_vm_enabled = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_MSG_VM);
71 trace_buffer = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_BUFFER);
72 trace_onelink_only = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_ONELINK_ONLY);
73 trace_disable_destroy = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_DISABLE_DESTROY);
74 trace_basic = xbt_cfg_get_int(_sg_cfg_set, OPT_TRACING_BASIC);
77 static xbt_dynar_t TRACE_start_functions = NULL;
78 void TRACE_add_start_function(void (*func) ())
80 if (TRACE_start_functions == NULL)
81 TRACE_start_functions = xbt_dynar_new(sizeof(void (*)()), NULL);
82 xbt_dynar_push(TRACE_start_functions, &func);
89 // tracing system must be:
90 // - enabled (with --cfg=tracing:1)
91 // - already configured (TRACE_global_init already called)
92 if (TRACE_is_enabled() && TRACE_is_configured()) {
93 XBT_DEBUG("Tracing starts");
95 /* open the trace file */
99 if (trace_active == 1) {
100 THROWF(tracing_error, 0, "Tracing is already active");
103 XBT_DEBUG("Tracing is on");
105 /* other trace initialization */
106 created_categories = xbt_dict_new_homogeneous(xbt_free);
107 declared_marks = xbt_dict_new_homogeneous(xbt_free);
108 user_host_variables = xbt_dict_new_homogeneous(xbt_free);
109 user_vm_variables = xbt_dict_new_homogeneous (xbt_free);
110 user_link_variables = xbt_dict_new_homogeneous(xbt_free);
112 if (TRACE_start_functions != NULL) {
114 unsigned int iter = xbt_dynar_length(TRACE_start_functions);
115 xbt_dynar_foreach(TRACE_start_functions, iter, func) {
120 xbt_dynar_free(&TRACE_start_functions);
124 static xbt_dynar_t TRACE_end_functions = NULL;
125 void TRACE_add_end_function(void (*func) (void))
127 if (TRACE_end_functions == NULL)
128 TRACE_end_functions = xbt_dynar_new(sizeof(void (*)(void)), NULL);
129 xbt_dynar_push(TRACE_end_functions, &func);
140 TRACE_generate_viva_uncat_conf();
141 TRACE_generate_viva_cat_conf();
143 /* dump trace buffer */
144 TRACE_last_timestamp_to_dump = surf_get_clock();
145 TRACE_paje_dump_buffer(1);
147 /* destroy all data structures of tracing (and free) */
148 PJ_container_free_all();
150 PJ_container_release();
153 if (TRACE_end_functions != NULL) {
156 xbt_dynar_foreach(TRACE_end_functions, iter, func) {
161 xbt_dict_free(&user_link_variables);
162 xbt_dict_free(&user_host_variables);
163 xbt_dict_free(&user_vm_variables);
164 xbt_dict_free(&declared_marks);
165 xbt_dict_free(&created_categories);
167 /* close the trace file */
170 /* de-activate trace */
172 XBT_DEBUG("Tracing is off");
173 XBT_DEBUG("Tracing system is shutdown");
175 xbt_dynar_free(&TRACE_end_functions);
179 int TRACE_needs_platform (void)
181 return TRACE_msg_process_is_enabled() ||
182 TRACE_msg_vm_is_enabled() ||
183 TRACE_categorized() ||
184 TRACE_uncategorized() ||
186 (TRACE_smpi_is_enabled() && TRACE_smpi_is_grouped());
189 int TRACE_is_enabled(void)
191 return trace_enabled;
194 int TRACE_platform(void)
196 return trace_platform;
199 int TRACE_platform_topology(void)
201 return trace_platform_topology;
204 int TRACE_is_configured(void)
206 return trace_configured;
209 int TRACE_smpi_is_enabled(void)
211 return (trace_smpi_enabled || TRACE_smpi_is_grouped())
212 && TRACE_is_enabled();
215 int TRACE_smpi_is_grouped(void)
217 return trace_smpi_grouped;
220 int TRACE_smpi_is_computing(void)
222 return trace_smpi_computing;
225 int TRACE_smpi_view_internals(void)
227 return trace_view_internals;
230 int TRACE_categorized (void)
232 return trace_categorized;
235 int TRACE_uncategorized (void)
237 return trace_uncategorized;
240 int TRACE_msg_process_is_enabled(void)
242 return trace_msg_process_enabled && TRACE_is_enabled();
245 int TRACE_msg_vm_is_enabled(void)
247 return trace_msg_vm_enabled && TRACE_is_enabled();
251 int TRACE_buffer (void)
253 return trace_buffer && TRACE_is_enabled();
256 int TRACE_onelink_only (void)
258 return trace_onelink_only && TRACE_is_enabled();
261 int TRACE_disable_destroy (void)
263 return trace_disable_destroy && TRACE_is_enabled();
266 int TRACE_basic (void)
268 return trace_basic && TRACE_is_enabled();
271 char *TRACE_get_comment (void)
273 return xbt_cfg_get_string(_sg_cfg_set, OPT_TRACING_COMMENT);
276 char *TRACE_get_comment_file (void)
278 return xbt_cfg_get_string(_sg_cfg_set, OPT_TRACING_COMMENT_FILE);
281 char *TRACE_get_filename(void)
283 return xbt_cfg_get_string(_sg_cfg_set, OPT_TRACING_FILENAME);
286 char *TRACE_get_viva_uncat_conf (void)
288 return xbt_cfg_get_string(_sg_cfg_set, OPT_VIVA_UNCAT_CONF);
291 char *TRACE_get_viva_cat_conf (void)
293 return xbt_cfg_get_string(_sg_cfg_set, OPT_VIVA_CAT_CONF);
296 void TRACE_global_init(int *argc, char **argv)
298 /* name of the tracefile */
299 char *default_tracing_filename = xbt_strdup("simgrid.trace");
300 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_FILENAME,
301 "Trace file created by the instrumented SimGrid.",
302 xbt_cfgelm_string, &default_tracing_filename, 1, 1,
306 int default_tracing = 0;
307 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING,
309 xbt_cfgelm_int, &default_tracing, 0, 1,
312 /* register platform in the trace */
313 int default_tracing_platform = 0;
314 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_PLATFORM,
315 "Register the platform in the trace as a hierarchy.",
316 xbt_cfgelm_int, &default_tracing_platform, 0, 1,
319 /* register platform in the trace */
320 int default_tracing_platform_topology = 1;
321 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_TOPOLOGY,
322 "Register the platform topology in the trace as a graph.",
323 xbt_cfgelm_int, &default_tracing_platform_topology, 0, 1,
327 int default_tracing_smpi = 0;
328 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_SMPI,
329 "Tracing of the SMPI interface.",
330 xbt_cfgelm_int, &default_tracing_smpi, 0, 1,
334 int default_tracing_smpi_grouped = 0;
335 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_SMPI_GROUP,
336 "Group MPI processes by host.",
337 xbt_cfgelm_int, &default_tracing_smpi_grouped, 0, 1,
341 int default_tracing_smpi_computing = 0;
342 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_SMPI_COMPUTING,
343 "Generate states for timing out of SMPI parts of the application",
344 xbt_cfgelm_int, &default_tracing_smpi_computing, 0, 1,
348 int default_tracing_smpi_internals = 0;
349 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_SMPI_INTERNALS,
350 "View internal messages sent by Collective communications in SMPI",
351 xbt_cfgelm_int, &default_tracing_smpi_internals, 0, 1,
354 /* tracing categorized resource utilization traces */
355 int default_tracing_categorized = 0;
356 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_CATEGORIZED,
357 "Tracing categorized resource utilization of hosts and links.",
358 xbt_cfgelm_int, &default_tracing_categorized, 0, 1,
361 /* tracing uncategorized resource utilization */
362 int default_tracing_uncategorized = 0;
363 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_UNCATEGORIZED,
364 "Tracing uncategorized resource utilization of hosts and links.",
365 xbt_cfgelm_int, &default_tracing_uncategorized, 0, 1,
369 int default_tracing_msg_process = 0;
370 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_MSG_PROCESS,
371 "Tracing of MSG process behavior.",
372 xbt_cfgelm_int, &default_tracing_msg_process, 0, 1,
376 int default_tracing_msg_vm = 0;
377 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_MSG_VM,
378 "Tracing of MSG process behavior.",
379 xbt_cfgelm_int, &default_tracing_msg_vm, 0, 1,
383 int default_buffer = 1;
384 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_BUFFER,
385 "Buffer trace events to put them in temporal order.",
386 xbt_cfgelm_int, &default_buffer, 0, 1,
389 /* tracing one link only */
390 int default_onelink_only = 0;
391 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_ONELINK_ONLY,
392 "Use only routes with one link to trace platform.",
393 xbt_cfgelm_int, &default_onelink_only, 0, 1,
396 /* disable destroy */
397 int default_disable_destroy = 0;
398 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_DISABLE_DESTROY,
399 "Disable platform containers destruction.",
400 xbt_cfgelm_int, &default_disable_destroy, 0, 1,
403 /* basic -- Avoid extended events (impoverished trace file) */
404 int default_basic = 0;
405 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_BASIC,
406 "Avoid extended events (impoverished trace file).",
407 xbt_cfgelm_int, &default_basic, 0, 1,
411 char *default_tracing_comment = xbt_strdup ("");
412 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_COMMENT,
413 "Comment to be added on the top of the trace file.",
414 xbt_cfgelm_string, &default_tracing_comment, 1, 1,
418 char *default_tracing_comment_file = xbt_strdup ("");
419 xbt_cfg_register(&_sg_cfg_set, OPT_TRACING_COMMENT_FILE,
420 "The contents of the file are added to the top of the trace file as comment.",
421 xbt_cfgelm_string, &default_tracing_comment_file, 1, 1,
424 /* Viva graph configuration for uncategorized tracing */
425 char *default_viva_uncat_conf_file = xbt_strdup ("");
426 xbt_cfg_register(&_sg_cfg_set, OPT_VIVA_UNCAT_CONF,
427 "Viva Graph configuration file for uncategorized resource utilization traces.",
428 xbt_cfgelm_string, &default_viva_uncat_conf_file, 1, 1,
431 /* Viva graph configuration for uncategorized tracing */
432 char *default_viva_cat_conf_file = xbt_strdup ("");
433 xbt_cfg_register(&_sg_cfg_set, OPT_VIVA_CAT_CONF,
434 "Viva Graph configuration file for categorized resource utilization traces.",
435 xbt_cfgelm_string, &default_viva_cat_conf_file, 1, 1,
438 /* instrumentation can be considered configured now */
439 trace_configured = 1;
442 static void print_line (const char *option, const char *desc, const char *longdesc, int detailed)
444 char str[INSTR_DEFAULT_STR_SIZE];
445 snprintf (str, INSTR_DEFAULT_STR_SIZE, "--cfg=%s ", option);
447 int len = strlen (str);
448 printf ("%s%*.*s %s\n", str, 30-len, 30-len, "", desc);
449 if (!!longdesc && detailed){
450 printf ("%s\n\n", longdesc);
454 void TRACE_help (int detailed)
457 "Description of the tracing options accepted by this simulator:\n\n");
458 print_line (OPT_TRACING, "Enable the tracing system",
459 " It activates the tracing system and register the simulation platform\n"
460 " in the trace file. You have to enable this option to others take effect.",
462 print_line (OPT_TRACING_CATEGORIZED, "Trace categorized resource utilization",
463 " It activates the categorized resource utilization tracing. It should\n"
464 " be enabled if tracing categories are used by this simulator.",
466 print_line (OPT_TRACING_UNCATEGORIZED, "Trace uncategorized resource utilization",
467 " It activates the uncategorized resource utilization tracing. Use it if\n"
468 " this simulator do not use tracing categories and resource use have to be\n"
471 print_line (OPT_TRACING_FILENAME, "Filename to register traces",
472 " A file with this name will be created to register the simulation. The file\n"
473 " is in the Paje format and can be analyzed using Viva, Paje, and PajeNG visualization\n"
474 " tools. More information can be found in these webpages:\n"
475 " http://github.com/schnorr/viva/\n"
476 " http://github.com/schnorr/pajeng/\n"
477 " http://paje.sourceforge.net/",
479 print_line (OPT_TRACING_SMPI, "Trace the MPI Interface (SMPI)",
480 " This option only has effect if this simulator is SMPI-based. Traces the MPI\n"
481 " interface and generates a trace that can be analyzed using Gantt-like\n"
482 " visualizations. Every MPI function (implemented by SMPI) is transformed in a\n"
483 " state, and point-to-point communications can be analyzed with arrows.",
485 print_line (OPT_TRACING_SMPI_GROUP, "Group MPI processes by host (SMPI)",
486 " This option only has effect if this simulator is SMPI-based. The processes\n"
487 " are grouped by the hosts where they were executed.",
489 print_line (OPT_TRACING_SMPI_COMPUTING, "Generates a \" Computing \" State",
490 " This option aims at tracing computations in the application, outside SMPI\n"
491 " to allow further study of simulated or real computation time",
493 print_line (OPT_TRACING_SMPI_INTERNALS, "Generates tracing events corresponding",
494 " to point-to-point messages sent by collective communications",
496 print_line (OPT_TRACING_MSG_PROCESS, "Trace processes behavior (MSG)",
497 " This option only has effect if this simulator is MSG-based. It traces the\n"
498 " behavior of all categorized MSG processes, grouping them by hosts. This option\n"
499 " can be used to track process location if this simulator has process migration.",
501 print_line (OPT_TRACING_BUFFER, "Buffer events to put them in temporal order",
502 " This option put some events in a time-ordered buffer using the insertion\n"
503 " sort algorithm. The process of acquiring and releasing locks to access this\n"
504 " buffer and the cost of the sorting algorithm make this process slow. The\n"
505 " simulator performance can be severely impacted if this option is activated,\n"
506 " but you are sure to get a trace file with events sorted.",
508 print_line (OPT_TRACING_ONELINK_ONLY, "Consider only one link routes to trace platform",
509 " This option changes the way SimGrid register its platform on the trace file.\n"
510 " Normally, the tracing considers all routes (no matter their size) on the\n"
511 " platform file to re-create the resource topology. If this option is activated,\n"
512 " only the routes with one link are used to register the topology within an AS.\n"
513 " Routes among AS continue to be traced as usual.",
515 print_line (OPT_TRACING_DISABLE_DESTROY, "Disable platform containers destruction",
516 " Disable the destruction of containers at the end of simulation. This can be\n"
517 " used with simulators that have a different notion of time (different from\n"
518 " the simulated time).",
520 print_line (OPT_TRACING_BASIC, "Avoid extended events (impoverished trace file).",
521 " Some visualization tools are not able to parse correctly the Paje file format.\n"
522 " Use this option if you are using one of these tools to visualize the simulation\n"
523 " trace. Keep in mind that the trace might be incomplete, without all the\n"
524 " information that would be registered otherwise.",
526 print_line (OPT_TRACING_COMMENT, "Comment to be added on the top of the trace file.",
527 " Use this to add a comment line to the top of the trace file.",
529 print_line (OPT_TRACING_COMMENT_FILE, "File contents added to trace file as comment.",
530 " Use this to add the contents of a file to the top of the trace file as comment.",
532 print_line (OPT_VIVA_UNCAT_CONF, "Generate a graph configuration for Viva",
533 " This option can be used in all types of simulators build with SimGrid\n"
534 " to generate a uncategorized resource utilization graph to be used as\n"
535 " configuration for the Viva visualization tool. This option\n"
536 " can be used with tracing/categorized:1 and tracing:1 options to\n"
537 " analyze an unmodified simulator before changing it to contain\n"
540 print_line (OPT_VIVA_CAT_CONF, "Generate an uncategorized graph configuration for Viva",
541 " This option can be used if this simulator uses tracing categories\n"
542 " in its code. The file specified by this option holds a graph configuration\n"
543 " file for the Viva visualization tool that can be used to analyze a categorized\n"
544 " resource utilization.",
546 print_line (OPT_TRACING_TOPOLOGY, "Register the platform topology as a graph",
547 " This option (enabled by default) can be used to disable the tracing of\n"
548 " the platform topology in the trace file. Sometimes, such task is really\n"
549 " time consuming, since it must get the route from each host ot other hosts\n"
550 " within the same Autonomous System (AS).",
554 static void output_types (const char *name, xbt_dynar_t types, FILE *file)
557 fprintf (file, " %s = (", name);
558 for (i = xbt_dynar_length(types); i > 0; i--) {
559 char *type = *(char**)xbt_dynar_get_ptr(types, i - 1);
560 fprintf (file, "\"%s\"", type);
564 fprintf (file, ");\n");
567 xbt_dynar_free (&types);
570 static void output_categories (const char *name, xbt_dynar_t cats, FILE *file)
573 fprintf (file, " values = (");
574 for (i = xbt_dynar_length(cats); i > 0; i--) {
575 char *cat = *(char**)xbt_dynar_get_ptr(cats, i - 1);
576 fprintf (file, "\"%s%s\"", name, cat);
580 fprintf (file, ");\n");
583 xbt_dynar_free (&cats);
586 static void uncat_configuration (FILE *file)
588 //register NODE and EDGE types
589 output_types ("node", TRACE_get_node_types(), file);
590 output_types ("edge", TRACE_get_edge_types(), file);
591 fprintf (file, "\n");
593 //configuration for all nodes
596 " type = \"square\";\n"
597 " size = \"power\";\n"
598 " values = (\"power_used\");\n"
601 " type = \"rhombus\";\n"
602 " size = \"bandwidth\";\n"
603 " values = (\"bandwidth_used\");\n"
608 static void cat_configuration (FILE *file)
610 //register NODE and EDGE types
611 output_types ("node", TRACE_get_node_types(), file);
612 output_types ("edge", TRACE_get_edge_types(), file);
613 fprintf (file, "\n");
615 //configuration for all nodes
618 " type = \"square\";\n"
619 " size = \"power\";\n");
620 output_categories ("p", TRACE_get_categories(), file);
624 " type = \"rhombus\";\n"
625 " size = \"bandwidth\";\n");
626 output_categories ("b", TRACE_get_categories(), file);
627 fprintf (file, " };\n");
631 static void generate_uncat_configuration (const char *output, const char *name, int brackets)
633 if (output && strlen(output) > 0){
634 FILE *file = fopen (output, "w");
636 THROWF (system_error, 1, "Unable to open file (%s) for writing %s graph "
637 "configuration (uncategorized).", output, name);
640 if (brackets) fprintf (file, "{\n");
641 uncat_configuration (file);
642 if (brackets) fprintf (file, "}\n");
647 static void generate_cat_configuration (const char *output, const char *name, int brackets)
649 if (output && strlen(output) > 0){
650 //check if we do have categories declared
651 if (xbt_dict_is_empty(created_categories)){
652 XBT_INFO("No categories declared, ignoring generation of %s graph configuration", name);
656 FILE *file = fopen (output, "w");
658 THROWF (system_error, 1, "Unable to open file (%s) for writing %s graph "
659 "configuration (categorized).", output, name);
662 if (brackets) fprintf (file, "{\n");
663 cat_configuration (file);
664 if (brackets) fprintf (file, "}\n");
669 void TRACE_generate_viva_uncat_conf (void)
671 generate_uncat_configuration (TRACE_get_viva_uncat_conf (), "viva", 0);
674 void TRACE_generate_viva_cat_conf (void)
676 generate_cat_configuration (TRACE_get_viva_cat_conf(), "viva", 0);
679 static int previous_trace_state = -1;
681 void instr_pause_tracing (void)
683 previous_trace_state = trace_enabled;
684 if (!TRACE_is_enabled()){
685 XBT_DEBUG ("Tracing is already paused, therefore do nothing.");
687 XBT_DEBUG ("Tracing is being paused.");
690 XBT_DEBUG ("Tracing is paused.");
693 void instr_resume_tracing (void)
695 if (TRACE_is_enabled()){
696 XBT_DEBUG ("Tracing is already running while trying to resume, therefore do nothing.");
698 XBT_DEBUG ("Tracing is being resumed.");
701 if (previous_trace_state != -1){
702 trace_enabled = previous_trace_state;
706 XBT_DEBUG ("Tracing is resumed.");
707 previous_trace_state = -1;
711 #undef OPT_TRACING_PLATFORM
712 #undef OPT_TRACING_TOPOLOGY
713 #undef OPT_TRACING_SMPI
714 #undef OPT_TRACING_SMPI_GROUP
715 #undef OPT_TRACING_CATEGORIZED
716 #undef OPT_TRACING_UNCATEGORIZED
717 #undef OPT_TRACING_MSG_PROCESS
718 #undef OPT_TRACING_FILENAME
719 #undef OPT_TRACING_BUFFER
720 #undef OPT_TRACING_ONELINK_ONLY
721 #undef OPT_TRACING_DISABLE_DESTROY
722 #undef OPT_TRACING_BASIC
723 #undef OPT_TRACING_COMMENT
724 #undef OPT_TRACING_COMMENT_FILE
725 #undef OPT_VIVA_UNCAT_CONF
726 #undef OPT_VIVA_CAT_CONF
728 #endif /* HAVE_TRACING */