1 /* Copyright (c) 2010-2017. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "include/xbt/config.hpp"
7 #include "src/instr/instr_private.hpp"
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_BASIC "tracing/basic"
16 #define OPT_TRACING_BUFFER "tracing/buffer"
17 #define OPT_TRACING_CATEGORIZED "tracing/categorized"
18 #define OPT_TRACING_COMMENT_FILE "tracing/comment-file"
19 #define OPT_TRACING_COMMENT "tracing/comment"
20 #define OPT_TRACING_DISABLE_DESTROY "tracing/disable-destroy"
21 #define OPT_TRACING_DISABLE_LINK "tracing/disable-link"
22 #define OPT_TRACING_DISABLE_POWER "tracing/disable-power"
23 #define OPT_TRACING_DISPLAY_SIZES "tracing/smpi/display-sizes"
24 #define OPT_TRACING_FILENAME "tracing/filename"
25 #define OPT_TRACING_FORMAT_TI_ONEFILE "tracing/smpi/format/ti-one-file"
26 #define OPT_TRACING_FORMAT "tracing/smpi/format"
27 #define OPT_TRACING_MSG_PROCESS "tracing/msg/process"
28 #define OPT_TRACING_MSG_VM "tracing/msg/vm"
29 #define OPT_TRACING_ONELINK_ONLY "tracing/onelink-only"
30 #define OPT_TRACING_PLATFORM "tracing/platform"
31 #define OPT_TRACING_PRECISION "tracing/precision"
32 #define OPT_TRACING_SMPI_COMPUTING "tracing/smpi/computing"
33 #define OPT_TRACING_SMPI_GROUP "tracing/smpi/group"
34 #define OPT_TRACING_SMPI_INTERNALS "tracing/smpi/internals"
35 #define OPT_TRACING_SMPI_SLEEPING "tracing/smpi/sleeping"
36 #define OPT_TRACING_SMPI "tracing/smpi"
37 #define OPT_TRACING_TOPOLOGY "tracing/platform/topology"
38 #define OPT_TRACING "tracing"
39 #define OPT_TRACING_UNCATEGORIZED "tracing/uncategorized"
40 #define OPT_VIVA_CAT_CONF "viva/categorized"
41 #define OPT_VIVA_UNCAT_CONF "viva/uncategorized"
43 static bool trace_enabled = false;
44 static bool trace_platform;
45 static bool trace_platform_topology;
46 static bool trace_smpi_enabled;
47 static bool trace_smpi_grouped;
48 static bool trace_smpi_computing;
49 static bool trace_smpi_sleeping;
50 static bool trace_view_internals;
51 static bool trace_categorized;
52 static bool trace_uncategorized;
53 static bool trace_msg_process_enabled;
54 static bool trace_msg_vm_enabled;
55 static bool trace_buffer;
56 static bool trace_onelink_only;
57 static bool trace_disable_destroy;
58 static bool trace_basic;
59 static bool trace_display_sizes = false;
60 static bool trace_disable_link;
61 static bool trace_disable_power;
62 static int trace_precision;
64 static bool trace_configured = false;
65 static bool trace_active = false;
67 instr_fmt_type_t instr_fmt_type = instr_fmt_paje;
69 static void TRACE_getopts()
71 trace_enabled = xbt_cfg_get_boolean(OPT_TRACING);
72 trace_platform = xbt_cfg_get_boolean(OPT_TRACING_PLATFORM);
73 trace_platform_topology = xbt_cfg_get_boolean(OPT_TRACING_TOPOLOGY);
74 trace_smpi_enabled = xbt_cfg_get_boolean(OPT_TRACING_SMPI);
75 trace_smpi_grouped = xbt_cfg_get_boolean(OPT_TRACING_SMPI_GROUP);
76 trace_smpi_computing = xbt_cfg_get_boolean(OPT_TRACING_SMPI_COMPUTING);
77 trace_smpi_sleeping = xbt_cfg_get_boolean(OPT_TRACING_SMPI_SLEEPING);
78 trace_view_internals = xbt_cfg_get_boolean(OPT_TRACING_SMPI_INTERNALS);
79 trace_categorized = xbt_cfg_get_boolean(OPT_TRACING_CATEGORIZED);
80 trace_uncategorized = xbt_cfg_get_boolean(OPT_TRACING_UNCATEGORIZED);
81 trace_msg_process_enabled = xbt_cfg_get_boolean(OPT_TRACING_MSG_PROCESS);
82 trace_msg_vm_enabled = xbt_cfg_get_boolean(OPT_TRACING_MSG_VM);
83 trace_buffer = xbt_cfg_get_boolean(OPT_TRACING_BUFFER);
84 trace_onelink_only = xbt_cfg_get_boolean(OPT_TRACING_ONELINK_ONLY);
85 trace_disable_destroy = xbt_cfg_get_boolean(OPT_TRACING_DISABLE_DESTROY);
86 trace_basic = xbt_cfg_get_boolean(OPT_TRACING_BASIC);
87 trace_display_sizes = xbt_cfg_get_boolean(OPT_TRACING_DISPLAY_SIZES);
88 trace_disable_link = xbt_cfg_get_boolean(OPT_TRACING_DISABLE_LINK);
89 trace_disable_power = xbt_cfg_get_boolean(OPT_TRACING_DISABLE_POWER);
90 trace_precision = xbt_cfg_get_int(OPT_TRACING_PRECISION);
95 if (TRACE_is_configured())
98 // tracing system must be:
99 // - enabled (with --cfg=tracing:yes)
100 // - already configured (TRACE_global_init already called)
101 if (TRACE_is_enabled()) {
103 XBT_DEBUG("Tracing starts");
104 /* init the tracing module to generate the right output */
106 /* open the trace file(s) */
107 std::string format = xbt_cfg_get_string(OPT_TRACING_FORMAT);
108 XBT_DEBUG("Tracing format %s\n", format.c_str());
109 if (format == "Paje") {
111 } else if (format == "TI") {
112 instr_fmt_type = instr_fmt_TI;
115 xbt_die("Unknown trace format :%s ", format.c_str());
120 THROWF(tracing_error, 0, "Tracing is already active");
123 XBT_DEBUG("Tracing is on");
131 if (not trace_active) {
136 TRACE_generate_viva_uncat_conf();
137 TRACE_generate_viva_cat_conf();
139 /* dump trace buffer */
140 TRACE_last_timestamp_to_dump = surf_get_clock();
141 TRACE_paje_dump_buffer(true);
143 simgrid::instr::Type* root_type = simgrid::instr::Container::getRoot()->type_;
144 /* destroy all data structures of tracing (and free) */
145 delete simgrid::instr::Container::getRoot();
148 /* close the trace files */
149 std::string format = xbt_cfg_get_string(OPT_TRACING_FORMAT);
150 XBT_DEBUG("Tracing format %s\n", format.c_str());
151 if (format == "Paje") {
153 } else if (format == "TI") {
156 xbt_die("Unknown trace format :%s ", format.c_str());
159 /* de-activate trace */
160 trace_active = false;
161 XBT_DEBUG("Tracing is off");
162 XBT_DEBUG("Tracing system is shutdown");
167 bool TRACE_needs_platform ()
169 return TRACE_msg_process_is_enabled() || TRACE_msg_vm_is_enabled() || TRACE_categorized() ||
170 TRACE_uncategorized() || TRACE_platform () || (TRACE_smpi_is_enabled() && TRACE_smpi_is_grouped());
173 bool TRACE_is_enabled()
175 return trace_enabled;
178 bool TRACE_platform()
180 return trace_platform;
183 bool TRACE_platform_topology()
185 return trace_platform_topology;
188 bool TRACE_is_configured()
190 return trace_configured;
193 bool TRACE_smpi_is_enabled()
195 return (trace_smpi_enabled || TRACE_smpi_is_grouped()) && TRACE_is_enabled();
198 bool TRACE_smpi_is_grouped()
200 return trace_smpi_grouped;
203 bool TRACE_smpi_is_computing()
205 return trace_smpi_computing;
208 bool TRACE_smpi_is_sleeping()
210 return trace_smpi_sleeping;
213 bool TRACE_smpi_view_internals()
215 return trace_view_internals;
218 bool TRACE_categorized ()
220 return trace_categorized;
223 bool TRACE_uncategorized ()
225 return trace_uncategorized;
228 bool TRACE_msg_process_is_enabled()
230 return trace_msg_process_enabled && TRACE_is_enabled();
233 bool TRACE_msg_vm_is_enabled()
235 return trace_msg_vm_enabled && TRACE_is_enabled();
238 bool TRACE_disable_link()
240 return trace_disable_link && TRACE_is_enabled();
243 bool TRACE_disable_speed()
245 return trace_disable_power && TRACE_is_enabled();
250 return trace_buffer && TRACE_is_enabled();
253 bool TRACE_onelink_only ()
255 return trace_onelink_only && TRACE_is_enabled();
258 bool TRACE_disable_destroy ()
260 return trace_disable_destroy && TRACE_is_enabled();
265 return trace_basic && TRACE_is_enabled();
268 bool TRACE_display_sizes ()
270 return trace_display_sizes && trace_smpi_enabled && TRACE_is_enabled();
273 std::string TRACE_get_comment()
275 return xbt_cfg_get_string(OPT_TRACING_COMMENT);
278 std::string TRACE_get_comment_file()
280 return xbt_cfg_get_string(OPT_TRACING_COMMENT_FILE);
283 int TRACE_precision ()
285 return xbt_cfg_get_int(OPT_TRACING_PRECISION);
288 std::string TRACE_get_filename()
290 return xbt_cfg_get_string(OPT_TRACING_FILENAME);
293 std::string TRACE_get_viva_uncat_conf()
295 return xbt_cfg_get_string(OPT_VIVA_UNCAT_CONF);
298 std::string TRACE_get_viva_cat_conf()
300 return xbt_cfg_get_string(OPT_VIVA_CAT_CONF);
303 void TRACE_global_init()
305 static bool is_initialised = false;
309 is_initialised = true;
310 /* name of the tracefile */
311 xbt_cfg_register_string (OPT_TRACING_FILENAME, "simgrid.trace", nullptr, "Trace file created by the instrumented SimGrid.");
312 xbt_cfg_register_boolean(OPT_TRACING, "no", nullptr, "Enable Tracing.");
313 xbt_cfg_register_boolean(OPT_TRACING_PLATFORM, "no", nullptr, "Register the platform in the trace as a hierarchy.");
314 xbt_cfg_register_boolean(OPT_TRACING_TOPOLOGY, "yes", nullptr, "Register the platform topology in the trace as a graph.");
315 xbt_cfg_register_boolean(OPT_TRACING_SMPI, "no", nullptr, "Tracing of the SMPI interface.");
316 xbt_cfg_register_boolean(OPT_TRACING_SMPI_GROUP,"no", nullptr, "Group MPI processes by host.");
317 xbt_cfg_register_boolean(OPT_TRACING_SMPI_COMPUTING, "no", nullptr, "Generate states for timing out of SMPI parts of the application");
318 xbt_cfg_register_boolean(OPT_TRACING_SMPI_SLEEPING, "no", nullptr, "Generate states for timing out of SMPI parts of the application");
319 xbt_cfg_register_boolean(OPT_TRACING_SMPI_INTERNALS, "no", nullptr, "View internal messages sent by Collective communications in SMPI");
320 xbt_cfg_register_boolean(OPT_TRACING_CATEGORIZED, "no", nullptr, "Tracing categorized resource utilization of hosts and links.");
321 xbt_cfg_register_boolean(OPT_TRACING_UNCATEGORIZED, "no", nullptr, "Tracing uncategorized resource utilization of hosts and links.");
323 xbt_cfg_register_boolean(OPT_TRACING_MSG_PROCESS, "no", nullptr, "Tracing of MSG process behavior.");
324 xbt_cfg_register_boolean(OPT_TRACING_MSG_VM, "no", nullptr, "Tracing of MSG process behavior.");
325 xbt_cfg_register_boolean(OPT_TRACING_DISABLE_LINK, "no", nullptr, "Do not trace link bandwidth and latency.");
326 xbt_cfg_register_boolean(OPT_TRACING_DISABLE_POWER, "no", nullptr, "Do not trace host power.");
327 xbt_cfg_register_boolean(OPT_TRACING_BUFFER, "yes", nullptr, "Buffer trace events to put them in temporal order.");
329 xbt_cfg_register_boolean(OPT_TRACING_ONELINK_ONLY, "no", nullptr, "Use only routes with one link to trace platform.");
330 xbt_cfg_register_boolean(OPT_TRACING_DISABLE_DESTROY, "no", nullptr, "Disable platform containers destruction.");
331 xbt_cfg_register_boolean(OPT_TRACING_BASIC, "no", nullptr, "Avoid extended events (impoverished trace file).");
332 xbt_cfg_register_boolean(OPT_TRACING_DISPLAY_SIZES, "no", nullptr, "(smpi only) Extended events with message size information");
333 xbt_cfg_register_string(OPT_TRACING_FORMAT, "Paje", nullptr, "(smpi only) Switch the output format of Tracing");
334 xbt_cfg_register_boolean(OPT_TRACING_FORMAT_TI_ONEFILE, "no", nullptr, "(smpi only) For replay format only : output to one file only");
335 xbt_cfg_register_string(OPT_TRACING_COMMENT, "", nullptr, "Comment to be added on the top of the trace file.");
336 xbt_cfg_register_string(OPT_TRACING_COMMENT_FILE, "", nullptr,
337 "The contents of the file are added to the top of the trace file as comment.");
338 xbt_cfg_register_int(OPT_TRACING_PRECISION, 6, nullptr, "Numerical precision used when timestamping events "
339 "(expressed in number of digits after decimal point)");
340 /* Viva graph configuration for uncategorized tracing */
341 xbt_cfg_register_string(OPT_VIVA_UNCAT_CONF, "", nullptr, "Viva Graph configuration file for uncategorized resource utilization traces.");
342 xbt_cfg_register_string(OPT_VIVA_CAT_CONF, "", nullptr, "Viva Graph configuration file for categorized resource utilization traces.");
344 xbt_cfg_register_alias(OPT_TRACING_COMMENT_FILE,"tracing/comment_file");
345 xbt_cfg_register_alias(OPT_TRACING_DISABLE_DESTROY, "tracing/disable_destroy");
346 xbt_cfg_register_alias(OPT_TRACING_DISABLE_LINK, "tracing/disable_link");
347 xbt_cfg_register_alias(OPT_TRACING_DISABLE_POWER, "tracing/disable_power");
348 xbt_cfg_register_alias(OPT_TRACING_DISPLAY_SIZES, "tracing/smpi/display_sizes");
349 xbt_cfg_register_alias(OPT_TRACING_FORMAT_TI_ONEFILE, "tracing/smpi/format/ti_one_file");
350 xbt_cfg_register_alias(OPT_TRACING_ONELINK_ONLY, "tracing/onelink_only");
352 /* instrumentation can be considered configured now */
353 trace_configured = true;
356 static void print_line (const char *option, const char *desc, const char *longdesc, int detailed)
358 std::string str = std::string("--cfg=") + option + " ";
360 int len = str.size();
361 printf("%s%*.*s %s\n", str.c_str(), 30 - len, 30 - len, "", desc);
362 if (longdesc != nullptr && detailed){
363 printf ("%s\n\n", longdesc);
367 void TRACE_help (int detailed)
369 printf("Description of the tracing options accepted by this simulator:\n\n");
370 print_line (OPT_TRACING, "Enable the tracing system",
371 " It activates the tracing system and register the simulation platform\n"
372 " in the trace file. You have to enable this option to others take effect.", detailed);
373 print_line (OPT_TRACING_CATEGORIZED, "Trace categorized resource utilization",
374 " It activates the categorized resource utilization tracing. It should\n"
375 " be enabled if tracing categories are used by this simulator.", detailed);
376 print_line (OPT_TRACING_UNCATEGORIZED, "Trace uncategorized resource utilization",
377 " It activates the uncategorized resource utilization tracing. Use it if\n"
378 " this simulator do not use tracing categories and resource use have to be\n"
379 " traced.", detailed);
380 print_line (OPT_TRACING_FILENAME, "Filename to register traces",
381 " A file with this name will be created to register the simulation. The file\n"
382 " is in the Paje format and can be analyzed using Viva, Paje, and PajeNG visualization\n"
383 " tools. More information can be found in these webpages:\n"
384 " http://github.com/schnorr/viva/\n"
385 " http://github.com/schnorr/pajeng/\n"
386 " http://paje.sourceforge.net/", detailed);
387 print_line (OPT_TRACING_SMPI, "Trace the MPI Interface (SMPI)",
388 " This option only has effect if this simulator is SMPI-based. Traces the MPI\n"
389 " interface and generates a trace that can be analyzed using Gantt-like\n"
390 " visualizations. Every MPI function (implemented by SMPI) is transformed in a\n"
391 " state, and point-to-point communications can be analyzed with arrows.", detailed);
392 print_line (OPT_TRACING_SMPI_GROUP, "Group MPI processes by host (SMPI)",
393 " This option only has effect if this simulator is SMPI-based. The processes\n"
394 " are grouped by the hosts where they were executed.", detailed);
395 print_line (OPT_TRACING_SMPI_COMPUTING, "Generates a \" Computing \" State",
396 " This option aims at tracing computations in the application, outside SMPI\n"
397 " to allow further study of simulated or real computation time", detailed);
398 print_line (OPT_TRACING_SMPI_SLEEPING, "Generates a \" Sleeping \" State",
399 " This option aims at tracing sleeps in the application, outside SMPI\n"
400 " to allow further study of simulated or real sleep time", detailed);
401 print_line (OPT_TRACING_SMPI_INTERNALS, "Generates tracing events corresponding",
402 " to point-to-point messages sent by collective communications", detailed);
403 print_line (OPT_TRACING_MSG_PROCESS, "Trace processes behavior (MSG)",
404 " This option only has effect if this simulator is MSG-based. It traces the\n"
405 " behavior of all categorized MSG processes, grouping them by hosts. This option\n"
406 " can be used to track process location if this simulator has process migration.", detailed);
407 print_line (OPT_TRACING_BUFFER, "Buffer events to put them in temporal order",
408 " This option put some events in a time-ordered buffer using the insertion\n"
409 " sort algorithm. The process of acquiring and releasing locks to access this\n"
410 " buffer and the cost of the sorting algorithm make this process slow. The\n"
411 " simulator performance can be severely impacted if this option is activated,\n"
412 " but you are sure to get a trace file with events sorted.", detailed);
413 print_line (OPT_TRACING_ONELINK_ONLY, "Consider only one link routes to trace platform",
414 " This option changes the way SimGrid register its platform on the trace file.\n"
415 " Normally, the tracing considers all routes (no matter their size) on the\n"
416 " platform file to re-create the resource topology. If this option is activated,\n"
417 " only the routes with one link are used to register the topology within an AS.\n"
418 " Routes among AS continue to be traced as usual.", detailed);
419 print_line (OPT_TRACING_DISABLE_DESTROY, "Disable platform containers destruction",
420 " Disable the destruction of containers at the end of simulation. This can be\n"
421 " used with simulators that have a different notion of time (different from\n"
422 " the simulated time).", detailed);
423 print_line (OPT_TRACING_BASIC, "Avoid extended events (impoverished trace file).",
424 " Some visualization tools are not able to parse correctly the Paje file format.\n"
425 " Use this option if you are using one of these tools to visualize the simulation\n"
426 " trace. Keep in mind that the trace might be incomplete, without all the\n"
427 " information that would be registered otherwise.", detailed);
428 print_line (OPT_TRACING_DISPLAY_SIZES, "Only works for SMPI now. Add message size information",
429 " Message size (in bytes) is added to links, and to states. For collectives,\n"
430 " the displayed value is the more relevant to the collective (total sent by\n"
431 " the process, usually)", detailed);
432 print_line (OPT_TRACING_FORMAT, "Only works for SMPI now. Switch output format",
433 " Default format is Paje. Time independent traces are also supported,\n"
434 " to output traces that can later be used by the trace replay tool", detailed);
435 print_line (OPT_TRACING_FORMAT_TI_ONEFILE, "Only works for SMPI now, and TI output format",
436 " By default, each process outputs to a separate file, inside a filename_files folder\n"
437 " By setting this option to yes, all processes will output to only one file\n"
438 " This is meant to avoid opening thousands of files with large simulations", detailed);
439 print_line (OPT_TRACING_COMMENT, "Comment to be added on the top of the trace file.",
440 " Use this to add a comment line to the top of the trace file.", detailed);
441 print_line (OPT_TRACING_COMMENT_FILE, "File contents added to trace file as comment.",
442 " Use this to add the contents of a file to the top of the trace file as comment.", detailed);
443 print_line (OPT_VIVA_UNCAT_CONF, "Generate a graph configuration for Viva",
444 " This option can be used in all types of simulators build with SimGrid\n"
445 " to generate a uncategorized resource utilization graph to be used as\n"
446 " configuration for the Viva visualization tool. This option\n"
447 " can be used with tracing/categorized:1 and tracing:1 options to\n"
448 " analyze an unmodified simulator before changing it to contain\n"
449 " categories.", detailed);
450 print_line (OPT_VIVA_CAT_CONF, "Generate an uncategorized graph configuration for Viva",
451 " This option can be used if this simulator uses tracing categories\n"
452 " in its code. The file specified by this option holds a graph configuration\n"
453 " file for the Viva visualization tool that can be used to analyze a categorized\n"
454 " resource utilization.", detailed);
455 print_line (OPT_TRACING_TOPOLOGY, "Register the platform topology as a graph",
456 " This option (enabled by default) can be used to disable the tracing of\n"
457 " the platform topology in the trace file. Sometimes, such task is really\n"
458 " time consuming, since it must get the route from each host to other hosts\n"
459 " within the same Autonomous System (AS).", detailed);
462 static void output_types (const char *name, xbt_dynar_t types, FILE *file)
465 fprintf (file, " %s = (", name);
466 for (i = xbt_dynar_length(types); i > 0; i--) {
467 char *type = *(static_cast<char**>(xbt_dynar_get_ptr(types, i - 1)));
468 fprintf (file, "\"%s\"", type);
472 fprintf (file, ");\n");
475 xbt_dynar_free (&types);
478 static void output_categories(const char* name, FILE* file)
480 unsigned int i = created_categories.size();
481 fprintf (file, " values = (");
482 for (auto const& cat : created_categories) {
484 fprintf(file, "\"%s%s\"", name, cat.c_str());
488 fprintf (file, ");\n");
493 static void uncat_configuration (FILE *file)
495 //register NODE and EDGE types
496 output_types ("node", TRACE_get_node_types(), file);
497 output_types ("edge", TRACE_get_edge_types(), file);
498 fprintf (file, "\n");
500 //configuration for all nodes
503 " type = \"square\";\n"
504 " size = \"power\";\n"
505 " values = (\"power_used\");\n"
508 " type = \"rhombus\";\n"
509 " size = \"bandwidth\";\n"
510 " values = (\"bandwidth_used\");\n"
515 static void cat_configuration (FILE *file)
517 //register NODE and EDGE types
518 output_types ("node", TRACE_get_node_types(), file);
519 output_types ("edge", TRACE_get_edge_types(), file);
520 fprintf (file, "\n");
522 //configuration for all nodes
525 " type = \"square\";\n"
526 " size = \"power\";\n");
527 output_categories("p", file);
531 " type = \"rhombus\";\n"
532 " size = \"bandwidth\";\n");
533 output_categories("b", file);
534 fprintf (file, " };\n");
538 static void generate_uncat_configuration (const char *output, const char *name, int brackets)
540 if (output && strlen(output) > 0){
541 FILE *file = fopen (output, "w");
542 if (file == nullptr){
543 THROWF (system_error, 1, "Unable to open file (%s) for writing %s graph configuration (uncategorized).",
548 fprintf (file, "{\n");
549 uncat_configuration (file);
551 fprintf (file, "}\n");
556 static void generate_cat_configuration (const char *output, const char *name, int brackets)
558 if (output && strlen(output) > 0){
559 //check if we do have categories declared
560 if (created_categories.empty()) {
561 XBT_INFO("No categories declared, ignoring generation of %s graph configuration", name);
565 FILE *file = fopen (output, "w");
566 if (file == nullptr){
567 THROWF (system_error, 1, "Unable to open file (%s) for writing %s graph "
568 "configuration (categorized).", output, name);
571 if (brackets) fprintf (file, "{\n");
572 cat_configuration (file);
573 if (brackets) fprintf (file, "}\n");
578 void TRACE_generate_viva_uncat_conf ()
580 generate_uncat_configuration(TRACE_get_viva_uncat_conf().c_str(), "viva", 0);
583 void TRACE_generate_viva_cat_conf ()
585 generate_cat_configuration(TRACE_get_viva_cat_conf().c_str(), "viva", 0);
588 static int previous_trace_state = -1;
590 void instr_pause_tracing ()
592 previous_trace_state = trace_enabled;
593 if (not TRACE_is_enabled()) {
594 XBT_DEBUG ("Tracing is already paused, therefore do nothing.");
596 XBT_DEBUG ("Tracing is being paused.");
598 trace_enabled = false;
599 XBT_DEBUG ("Tracing is paused.");
602 void instr_resume_tracing ()
604 if (TRACE_is_enabled()){
605 XBT_DEBUG ("Tracing is already running while trying to resume, therefore do nothing.");
607 XBT_DEBUG ("Tracing is being resumed.");
610 if (previous_trace_state != -1){
611 trace_enabled = previous_trace_state;
613 trace_enabled = true;
615 XBT_DEBUG ("Tracing is resumed.");
616 previous_trace_state = -1;