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_PLATFORM "tracing/platform"
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 extern xbt_dict_t created_categories; //declared in instr_interface.c
33 void TRACE_activate (void)
36 THROW0(tracing_error, TRACE_ERROR_ALREADY_ACTIVE,
37 "Tracing is already active.");
42 void TRACE_desactivate (void)
47 int TRACE_is_active (void)
52 int TRACE_is_enabled(void)
54 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING);
57 int TRACE_is_configured(void)
59 return trace_configured;
62 int TRACE_smpi_is_enabled(void)
64 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_SMPI);
67 int TRACE_smpi_is_grouped(void)
69 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_SMPI_GROUP);
72 int TRACE_platform_is_enabled(void)
74 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_PLATFORM);
77 int TRACE_uncategorized (void)
79 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_UNCATEGORIZED);
82 int TRACE_msg_task_is_enabled(void)
84 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_MSG_TASK);
87 int TRACE_msg_process_is_enabled(void)
89 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_MSG_PROCESS);
92 int TRACE_msg_volume_is_enabled(void)
94 return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_MSG_VOLUME);
97 char *TRACE_get_filename(void)
99 return xbt_cfg_get_string(_surf_cfg_set, OPT_TRACING_FILENAME);
102 char *TRACE_get_platform_method(void)
104 return xbt_cfg_get_string(_surf_cfg_set, OPT_TRACING_PLATFORM_METHOD);
107 char *TRACE_get_triva_uncat_conf (void)
109 return xbt_cfg_get_string(_surf_cfg_set, OPT_TRIVA_UNCAT_CONF);
112 char *TRACE_get_triva_cat_conf (void)
114 return xbt_cfg_get_string(_surf_cfg_set, OPT_TRIVA_CAT_CONF);
117 void TRACE_global_init(int *argc, char **argv)
119 /* name of the tracefile */
120 char *default_tracing_filename = xbt_strdup("simgrid.trace");
121 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_FILENAME,
122 "Trace file created by the instrumented SimGrid.",
123 xbt_cfgelm_string, &default_tracing_filename, 1, 1,
127 int default_tracing = 0;
128 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING,
130 xbt_cfgelm_int, &default_tracing, 0, 1,
134 int default_tracing_smpi = 0;
135 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_SMPI,
136 "Tracing of the SMPI interface.",
137 xbt_cfgelm_int, &default_tracing_smpi, 0, 1,
141 int default_tracing_smpi_grouped = 0;
142 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_SMPI_GROUP,
143 "Group MPI processes by host.",
144 xbt_cfgelm_int, &default_tracing_smpi_grouped, 0, 1,
149 int default_tracing_platform = 0;
150 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_PLATFORM,
151 "Tracing of categorized platform (host and link) utilization.",
152 xbt_cfgelm_int, &default_tracing_platform, 0, 1,
155 /* tracing uncategorized resource utilization */
156 int default_tracing_uncategorized = 0;
157 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_UNCATEGORIZED,
158 "Tracing of uncategorized resource (host and link) utilization.",
159 xbt_cfgelm_int, &default_tracing_uncategorized, 0, 1,
162 /* platform method */
163 char *default_tracing_platform_method = xbt_strdup("a");
164 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_PLATFORM_METHOD,
165 "Tracing method used to register categorized resource behavior.",
166 xbt_cfgelm_string, &default_tracing_platform_method, 1,
170 int default_tracing_msg_task = 0;
171 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_MSG_TASK,
172 "Tracing of MSG task behavior.",
173 xbt_cfgelm_int, &default_tracing_msg_task, 0, 1,
177 int default_tracing_msg_process = 0;
178 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_MSG_PROCESS,
179 "Tracing of MSG process behavior.",
180 xbt_cfgelm_int, &default_tracing_msg_process, 0, 1,
183 /* msg volume (experimental) */
184 int default_tracing_msg_volume = 0;
185 xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_MSG_VOLUME,
186 "Tracing of MSG communication volume (experimental).",
187 xbt_cfgelm_int, &default_tracing_msg_volume, 0, 1,
190 /* Triva graph configuration for uncategorized tracing */
191 char *default_triva_uncat_conf_file = xbt_strdup ("");
192 xbt_cfg_register(&_surf_cfg_set, OPT_TRIVA_UNCAT_CONF,
193 "Triva Graph configuration file for uncategorized resource utilization traces.",
194 xbt_cfgelm_string, &default_triva_uncat_conf_file, 1, 1,
197 /* Triva graph configuration for uncategorized tracing */
198 char *default_triva_cat_conf_file = xbt_strdup ("");
199 xbt_cfg_register(&_surf_cfg_set, OPT_TRIVA_CAT_CONF,
200 "Triva Graph configuration file for categorized resource utilization traces.",
201 xbt_cfgelm_string, &default_triva_cat_conf_file, 1, 1,
204 /* instrumentation can be considered configured now */
205 trace_configured = 1;
208 static void print_line (const char *option, const char *desc, const char *longdesc, int detailed)
210 char str[INSTR_DEFAULT_STR_SIZE];
211 snprintf (str, INSTR_DEFAULT_STR_SIZE, "--cfg=%s ", option);
213 int len = strlen (str);
214 printf ("%s%*.*s %s\n", str, 30-len, 30-len, "", desc);
215 if (!!longdesc && detailed){
216 printf ("%s\n\n", longdesc);
220 void TRACE_help (int detailed)
223 "Description of the tracing options accepted by this simulator:\n\n");
224 print_line (OPT_TRACING, "Enable the tracing system",
225 " It activates the tracing system and register the simulation platform\n"
226 " in the trace file. You have to enable this option to others take effect.",
228 print_line (OPT_TRACING_PLATFORM, "Trace categorized resource utilization",
229 " It activates the categorized resource utilization tracing. It should\n"
230 " be enabled if tracing categories are used by this simulator.",
232 print_line (OPT_TRACING_UNCATEGORIZED, "Trace uncategorized resource utilization",
233 " It activates the uncategorized resource utilization tracing. Use it if\n"
234 " this simulator do not use tracing categories and resource use have to be\n"
237 print_line (OPT_TRACING_PLATFORM_METHOD, "Change the resource utilization tracing method",
238 " It changes the way resource utilization (categorized or not) is traced\n"
239 " inside the simulation core. Method 'a' (default) traces all updates defined\n"
240 " by the CPU/network model of a given resource. Depending on the interface used\n"
241 " by this simulator (MSG, SMPI, SimDAG), the default method can generate large\n"
242 " trace files. Method 'b' tries to make smaller tracefiles using clever updates,\n"
243 " without losing details of resource utilization. Method 'c' generates even\n"
244 " smaller files by doing time integration during the simulation, but it loses\n"
245 " precision. If this last method is used, the smallest timeslice used in the\n"
246 " tracefile analysis must be bigger than the smaller resource utilization. If\n"
247 " unsure, do not change this option.",
249 print_line (OPT_TRACING_FILENAME, "Filename to register traces",
250 " A file with this name will be created to register the simulation. The file\n"
251 " is in the Paje format and can be analyzed using Triva or Paje visualization\n"
252 " tools. More information can be found in these webpages:\n"
253 " http://triva.gforge.inria.fr/\n"
254 " http://paje.sourceforge.net/",
256 print_line (OPT_TRACING_SMPI, "Trace the MPI Interface (SMPI)",
257 " This option only has effect if this simulator is SMPI-based. Traces the MPI\n"
258 " interface and generates a trace that can be analyzed using Gantt-like\n"
259 " visualizations. Every MPI function (implemented by SMPI) is transformed in a\n"
260 " state, and point-to-point communications can be analyzed with arrows.",
262 print_line (OPT_TRACING_SMPI_GROUP, "Group MPI processes by host (SMPI)",
263 " This option only has effect if this simulator is SMPI-based. The processes\n"
264 " are grouped by the hosts where they were executed.",
266 print_line (OPT_TRACING_MSG_TASK, "Trace task behavior (MSG)",
267 " This option only has effect if this simulator is MSG-based. It traces the\n"
268 " behavior of all categorized MSG tasks, grouping them by hosts.",
270 print_line (OPT_TRACING_MSG_PROCESS, "Trace processes behavior (MSG)",
271 " This option only has effect if this simulator is MSG-based. It traces the\n"
272 " behavior of all categorized MSG processes, grouping them by hosts. This option\n"
273 " can be used to track process location if this simulator has process migration.",
275 print_line (OPT_TRACING_MSG_VOLUME, "Tracing of communication volume (MSG)",
276 " This experimental option only has effect if this simulator is MSG-based.\n"
277 " It traces the communication volume of MSG send/receive.",
279 print_line (OPT_TRIVA_UNCAT_CONF, "Generate graph configuration for Triva",
280 " This option can be used in all types of simulators build with SimGrid\n"
281 " to generate a uncategorized resource utilization graph to be used as\n"
282 " configuration for the Triva visualization analysis. This option\n"
283 " can be used with tracing/categorized:1 and tracing:1 options to\n"
284 " analyze an unmodified simulator before changing it to contain\n"
287 print_line (OPT_TRIVA_CAT_CONF, "generate uncategorized graph configuration for Triva",
288 " This option can be used if this simulator uses tracing categories\n"
289 " in its code. The file specified by this option holds a graph configuration\n"
290 " file for the Triva visualization tool that can be used to analyze a categorized\n"
291 " resource utilization.",
295 void TRACE_generate_triva_uncat_conf (void)
297 char *output = TRACE_get_triva_uncat_conf ();
298 if (output && strlen(output) > 0){
299 FILE *file = fopen (output, "w");
301 THROW1(tracing_error, TRACE_ERROR_FILE_OPEN,
302 "Unable to open file (%s) for writing triva graph configuration (uncategorized).", output);
313 " type = separation;\n"
315 " values = (power_used);\n"
320 " dst = destination;\n"
321 " size = bandwidth;\n"
324 " type = separation;\n"
325 " size = bandwidth;\n"
326 " values = (bandwidth_used);\n"
329 " graphviz-algorithm = neato;\n"
336 void TRACE_generate_triva_cat_conf (void)
338 char *output = TRACE_get_triva_cat_conf();
339 if (output && strlen(output) > 0){
340 //check if we do have categories declared
341 if (xbt_dict_length(created_categories) == 0){
342 // INFO0("No categories declared, ignoring generation of triva graph configuration");
345 xbt_dict_cursor_t cursor=NULL;
347 FILE *file = fopen (output, "w");
349 THROW1(tracing_error, TRACE_ERROR_FILE_OPEN,
350 "Unable to open file (%s) for writing triva graph configuration (categorized).", output);
361 " type = separation;\n"
364 xbt_dict_foreach(created_categories,cursor,key,data) {
365 fprintf(file, "p%s, ",key);
373 " dst = destination;\n"
374 " size = bandwidth;\n"
377 " type = separation;\n"
378 " size = bandwidth;\n"
380 xbt_dict_foreach(created_categories,cursor,key,data) {
381 fprintf(file, "b%s, ",key);
387 " graphviz-algorithm = neato;\n"
395 #undef OPT_TRACING_SMPI
396 #undef OPT_TRACING_SMPI_GROUP
397 #undef OPT_TRACING_PLATFORM
398 #undef OPT_TRACING_UNCATEGORIZED
399 #undef OPT_TRACING_MSG_TASK
400 #undef OPT_TRACING_MSG_PROCESS
401 #undef OPT_TRACING_MSG_VOLUME
402 #undef OPT_TRACING_FILENAME
403 #undef OPT_TRACING_PLATFORM_METHOD
404 #undef OPT_TRIVA_UNCAT_CONF
405 #undef OPT_TRIVA_CAT_CONF
407 #endif /* HAVE_TRACING */