9c312311 |
1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2003-2004 Michel Dagenais |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License Version 2 as |
6 | * published by the Free Software Foundation; |
7 | * |
8 | * This program is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | * GNU General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU General Public License |
14 | * along with this program; if not, write to the Free Software |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
16 | * MA 02111-1307, USA. |
17 | */ |
18 | |
b445142a |
19 | |
9f797243 |
20 | #include <stdio.h> |
08b1c66e |
21 | #include <lttv/module.h> |
b445142a |
22 | #include <lttv/stats.h> |
2a2fa4f0 |
23 | #include <lttv/lttv.h> |
f95bc830 |
24 | #include <lttv/attribute.h> |
b445142a |
25 | #include <ltt/facility.h> |
26 | #include <ltt/trace.h> |
27 | #include <ltt/event.h> |
28 | |
9f797243 |
29 | #define BUF_SIZE 256 |
30 | |
b445142a |
31 | GQuark |
32 | LTTV_STATS_PROCESS_UNKNOWN, |
33 | LTTV_STATS_PROCESSES, |
34 | LTTV_STATS_CPU, |
35 | LTTV_STATS_MODE_TYPES, |
36 | LTTV_STATS_MODES, |
37 | LTTV_STATS_SUBMODES, |
38 | LTTV_STATS_EVENT_TYPES, |
39 | LTTV_STATS_CPU_TIME, |
40 | LTTV_STATS_ELAPSED_TIME, |
41 | LTTV_STATS_EVENTS, |
f95bc830 |
42 | LTTV_STATS_EVENTS_COUNT, |
43 | LTTV_STATS_USE_COUNT, |
44 | LTTV_STATS, |
45 | LTTV_STATS_TRACEFILES, |
46 | LTTV_STATS_SUMMED; |
b445142a |
47 | |
48 | static GQuark |
49 | LTTV_STATS_BEFORE_HOOKS, |
50 | LTTV_STATS_AFTER_HOOKS; |
51 | |
52 | static void remove_all_processes(GHashTable *processes); |
53 | |
54 | static void |
55 | find_event_tree(LttvTracefileStats *tfcs, GQuark process, GQuark cpu, |
56 | GQuark mode, GQuark sub_mode, LttvAttribute **events_tree, |
57 | LttvAttribute **event_types_tree); |
58 | |
59 | static void |
60 | init(LttvTracesetStats *self, LttvTraceset *ts) |
61 | { |
dbb7bb09 |
62 | guint i, j, nb_trace, nb_tracefile; |
b445142a |
63 | |
64 | LttvTraceContext *tc; |
65 | |
66 | LttvTraceStats *tcs; |
67 | |
68 | LttvTracefileContext *tfc; |
69 | |
70 | LttvTracefileStats *tfcs; |
71 | |
72 | LttTime timestamp = {0,0}; |
73 | |
f95bc830 |
74 | LttvAttributeValue v; |
75 | |
76 | LttvAttribute |
77 | *stats_tree, |
78 | *tracefiles_stats; |
79 | |
b445142a |
80 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_STATE_TYPE))-> |
81 | init((LttvTracesetContext *)self, ts); |
82 | |
f95bc830 |
83 | self->stats =lttv_attribute_find_subdir(self->parent.parent.ts_a,LTTV_STATS); |
84 | lttv_attribute_find(self->parent.parent.ts_a, LTTV_STATS_USE_COUNT, |
85 | LTTV_UINT, &v); |
86 | |
87 | *(v.v_uint)++; |
88 | if(*(v.v_uint) == 1) { |
89 | g_assert(lttv_attribute_get_number(self->stats) == 0); |
90 | } |
91 | |
b445142a |
92 | nb_trace = lttv_traceset_number(ts); |
93 | |
94 | for(i = 0 ; i < nb_trace ; i++) { |
359b2948 |
95 | tc = (LTTV_TRACESET_CONTEXT(self)->traces[i]); |
96 | tcs = (LttvTraceStats *)tc; |
f95bc830 |
97 | |
98 | tcs->stats = lttv_attribute_find_subdir(tcs->parent.parent.t_a,LTTV_STATS); |
99 | tracefiles_stats = lttv_attribute_find_subdir(tcs->parent.parent.t_a, |
100 | LTTV_STATS_TRACEFILES); |
101 | lttv_attribute_find(tcs->parent.parent.t_a, LTTV_STATS_USE_COUNT, |
102 | LTTV_UINT, &v); |
103 | |
104 | *(v.v_uint)++; |
105 | if(*(v.v_uint) == 1) { |
106 | g_assert(lttv_attribute_get_number(tcs->stats) == 0); |
107 | } |
b445142a |
108 | |
dbb7bb09 |
109 | nb_tracefile = ltt_trace_control_tracefile_number(tc->t) + |
110 | ltt_trace_per_cpu_tracefile_number(tc->t); |
b445142a |
111 | |
dbb7bb09 |
112 | for(j = 0 ; j < nb_tracefile ; j++) { |
113 | tfcs = LTTV_TRACEFILE_STATS(tc->tracefiles[j]); |
f95bc830 |
114 | tfcs->stats = lttv_attribute_find_subdir(tracefiles_stats, |
115 | tfcs->parent.cpu_name); |
b445142a |
116 | find_event_tree(tfcs, LTTV_STATS_PROCESS_UNKNOWN, |
117 | tfcs->parent.cpu_name, LTTV_STATE_MODE_UNKNOWN, |
118 | LTTV_STATE_SUBMODE_UNKNOWN, &tfcs->current_events_tree, |
119 | &tfcs->current_event_types_tree); |
120 | } |
121 | } |
122 | } |
123 | |
124 | |
125 | static void |
126 | fini(LttvTracesetStats *self) |
127 | { |
128 | guint i, j, nb_trace, nb_tracefile; |
129 | |
130 | LttvTraceset *ts; |
131 | |
132 | LttvTraceContext *tc; |
133 | |
134 | LttvTraceStats *tcs; |
135 | |
136 | LttvTracefileContext *tfc; |
137 | |
138 | LttvTracefileStats *tfcs; |
139 | |
140 | LttTime timestamp = {0,0}; |
141 | |
f95bc830 |
142 | LttvAttributeValue v; |
143 | |
144 | LttvAttribute *tracefiles_stats; |
145 | |
146 | lttv_attribute_find(self->parent.parent.ts_a, LTTV_STATS_USE_COUNT, |
147 | LTTV_UINT, &v); |
148 | *(v.v_uint)--; |
149 | |
150 | if(*(v.v_uint) == 0) { |
151 | lttv_attribute_remove_by_name(self->parent.parent.ts_a, LTTV_STATS); |
152 | lttv_attribute_recursive_free(self->stats); |
153 | } |
154 | self->stats = NULL; |
155 | |
b445142a |
156 | ts = self->parent.parent.ts; |
157 | nb_trace = lttv_traceset_number(ts); |
158 | |
159 | for(i = 0 ; i < nb_trace ; i++) { |
f95bc830 |
160 | tcs = (LttvTraceStats *)(tc = (LTTV_TRACESET_CONTEXT(self)->traces[i])); |
161 | |
162 | lttv_attribute_find(tcs->parent.parent.t_a, LTTV_STATS_USE_COUNT, |
163 | LTTV_UINT, &v); |
164 | *(v.v_uint)--; |
165 | |
166 | if(*(v.v_uint) == 0) { |
167 | lttv_attribute_remove_by_name(tcs->parent.parent.t_a,LTTV_STATS); |
168 | lttv_attribute_recursive_free(tcs->stats); |
169 | tracefiles_stats = lttv_attribute_find_subdir(tcs->parent.parent.t_a, |
170 | LTTV_STATS_TRACEFILES); |
171 | lttv_attribute_remove_by_name(tcs->parent.parent.t_a, |
172 | LTTV_STATS_TRACEFILES); |
173 | lttv_attribute_recursive_free(tracefiles_stats); |
174 | } |
175 | tcs->stats = NULL; |
b445142a |
176 | |
dbb7bb09 |
177 | nb_tracefile = ltt_trace_control_tracefile_number(tc->t) + |
178 | ltt_trace_per_cpu_tracefile_number(tc->t); |
b445142a |
179 | |
b445142a |
180 | for(j = 0 ; j < nb_tracefile ; j++) { |
359b2948 |
181 | tfc = tc->tracefiles[j]; |
182 | tfcs = (LttvTracefileStats *)tfc; |
f95bc830 |
183 | tfcs->stats = NULL; |
b445142a |
184 | tfcs->current_events_tree = NULL; |
185 | tfcs->current_event_types_tree = NULL; |
186 | } |
187 | } |
188 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_STATE_TYPE))-> |
189 | fini((LttvTracesetContext *)self); |
190 | } |
191 | |
192 | |
193 | static LttvTracesetContext * |
194 | new_traceset_context(LttvTracesetContext *self) |
195 | { |
196 | return LTTV_TRACESET_CONTEXT(g_object_new(LTTV_TRACESET_STATS_TYPE, NULL)); |
197 | } |
198 | |
199 | |
200 | static LttvTraceContext * |
201 | new_trace_context(LttvTracesetContext *self) |
202 | { |
203 | return LTTV_TRACE_CONTEXT(g_object_new(LTTV_TRACE_STATS_TYPE, NULL)); |
204 | } |
205 | |
206 | |
207 | static LttvTracefileContext * |
208 | new_tracefile_context(LttvTracesetContext *self) |
209 | { |
210 | return LTTV_TRACEFILE_CONTEXT(g_object_new(LTTV_TRACEFILE_STATS_TYPE, NULL)); |
211 | } |
212 | |
213 | |
214 | static void |
215 | traceset_stats_instance_init (GTypeInstance *instance, gpointer g_class) |
216 | { |
217 | } |
218 | |
219 | |
220 | static void |
221 | traceset_stats_finalize (LttvTracesetStats *self) |
222 | { |
223 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACESET_STATE_TYPE))-> |
224 | finalize(G_OBJECT(self)); |
225 | } |
226 | |
227 | |
228 | static void |
229 | traceset_stats_class_init (LttvTracesetContextClass *klass) |
230 | { |
231 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
232 | |
233 | gobject_class->finalize = (void (*)(GObject *self)) traceset_stats_finalize; |
234 | klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init; |
235 | klass->fini = (void (*)(LttvTracesetContext *self))fini; |
236 | klass->new_traceset_context = new_traceset_context; |
237 | klass->new_trace_context = new_trace_context; |
238 | klass->new_tracefile_context = new_tracefile_context; |
239 | } |
240 | |
241 | |
242 | GType |
243 | lttv_traceset_stats_get_type(void) |
244 | { |
245 | static GType type = 0; |
246 | if (type == 0) { |
247 | static const GTypeInfo info = { |
248 | sizeof (LttvTracesetStatsClass), |
249 | NULL, /* base_init */ |
250 | NULL, /* base_finalize */ |
251 | (GClassInitFunc) traceset_stats_class_init, /* class_init */ |
252 | NULL, /* class_finalize */ |
253 | NULL, /* class_data */ |
dbb7bb09 |
254 | sizeof (LttvTracesetStats), |
b445142a |
255 | 0, /* n_preallocs */ |
256 | (GInstanceInitFunc) traceset_stats_instance_init /* instance_init */ |
257 | }; |
258 | |
259 | type = g_type_register_static (LTTV_TRACESET_STATE_TYPE, "LttvTracesetStatsType", |
260 | &info, 0); |
261 | } |
262 | return type; |
263 | } |
264 | |
265 | |
266 | static void |
267 | trace_stats_instance_init (GTypeInstance *instance, gpointer g_class) |
268 | { |
269 | } |
270 | |
271 | |
272 | static void |
273 | trace_stats_finalize (LttvTraceStats *self) |
274 | { |
275 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACE_STATE_TYPE))-> |
276 | finalize(G_OBJECT(self)); |
277 | } |
278 | |
279 | |
280 | static void |
281 | trace_stats_class_init (LttvTraceContextClass *klass) |
282 | { |
283 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
284 | |
285 | gobject_class->finalize = (void (*)(GObject *self)) trace_stats_finalize; |
286 | } |
287 | |
288 | |
289 | GType |
290 | lttv_trace_stats_get_type(void) |
291 | { |
292 | static GType type = 0; |
293 | if (type == 0) { |
294 | static const GTypeInfo info = { |
295 | sizeof (LttvTraceStatsClass), |
296 | NULL, /* base_init */ |
297 | NULL, /* base_finalize */ |
298 | (GClassInitFunc) trace_stats_class_init, /* class_init */ |
299 | NULL, /* class_finalize */ |
300 | NULL, /* class_data */ |
301 | sizeof (LttvTraceStats), |
302 | 0, /* n_preallocs */ |
303 | (GInstanceInitFunc) trace_stats_instance_init /* instance_init */ |
304 | }; |
305 | |
306 | type = g_type_register_static (LTTV_TRACE_STATE_TYPE, |
307 | "LttvTraceStatsType", &info, 0); |
308 | } |
309 | return type; |
310 | } |
311 | |
312 | |
313 | static void |
314 | tracefile_stats_instance_init (GTypeInstance *instance, gpointer g_class) |
315 | { |
316 | } |
317 | |
318 | |
319 | static void |
320 | tracefile_stats_finalize (LttvTracefileStats *self) |
321 | { |
322 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACEFILE_STATE_TYPE))-> |
323 | finalize(G_OBJECT(self)); |
324 | } |
325 | |
326 | |
327 | static void |
328 | tracefile_stats_class_init (LttvTracefileStatsClass *klass) |
329 | { |
330 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
331 | |
332 | gobject_class->finalize = (void (*)(GObject *self)) tracefile_stats_finalize; |
333 | } |
334 | |
335 | |
336 | GType |
337 | lttv_tracefile_stats_get_type(void) |
338 | { |
339 | static GType type = 0; |
340 | if (type == 0) { |
341 | static const GTypeInfo info = { |
342 | sizeof (LttvTracefileStatsClass), |
343 | NULL, /* base_init */ |
344 | NULL, /* base_finalize */ |
345 | (GClassInitFunc) tracefile_stats_class_init, /* class_init */ |
346 | NULL, /* class_finalize */ |
347 | NULL, /* class_data */ |
348 | sizeof (LttvTracefileStats), |
349 | 0, /* n_preallocs */ |
350 | (GInstanceInitFunc) tracefile_stats_instance_init /* instance_init */ |
351 | }; |
352 | |
353 | type = g_type_register_static (LTTV_TRACEFILE_STATE_TYPE, |
354 | "LttvTracefileStatsType", &info, 0); |
355 | } |
356 | return type; |
357 | } |
358 | |
359 | |
360 | static void |
361 | find_event_tree(LttvTracefileStats *tfcs, GQuark process, GQuark cpu, |
362 | GQuark mode, GQuark sub_mode, LttvAttribute **events_tree, |
363 | LttvAttribute **event_types_tree) |
364 | { |
365 | LttvAttribute *a; |
366 | |
367 | LttvTraceStats *tcs = LTTV_TRACE_STATS(tfcs->parent.parent.t_context); |
368 | a = lttv_attribute_find_subdir(tcs->stats, LTTV_STATS_PROCESSES); |
369 | a = lttv_attribute_find_subdir(a, tfcs->parent.process->pid_time); |
370 | a = lttv_attribute_find_subdir(a, LTTV_STATS_CPU); |
371 | a = lttv_attribute_find_subdir(a, tfcs->parent.cpu_name); |
372 | a = lttv_attribute_find_subdir(a, LTTV_STATS_MODE_TYPES); |
373 | a = lttv_attribute_find_subdir(a, tfcs->parent.process->state->t); |
374 | a = lttv_attribute_find_subdir(a, LTTV_STATS_SUBMODES); |
375 | a = lttv_attribute_find_subdir(a, tfcs->parent.process->state->n); |
376 | *events_tree = a; |
377 | a = lttv_attribute_find_subdir(a, LTTV_STATS_EVENT_TYPES); |
378 | *event_types_tree = a; |
379 | } |
380 | |
381 | |
382 | static void update_event_tree(LttvTracefileStats *tfcs) |
383 | { |
384 | LttvExecutionState *es = tfcs->parent.process->state; |
385 | |
386 | find_event_tree(tfcs, tfcs->parent.process->pid_time, tfcs->parent.cpu_name, |
387 | es->t, es->n, &(tfcs->current_events_tree), |
388 | &(tfcs->current_event_types_tree)); |
389 | } |
390 | |
391 | |
392 | static void mode_change(LttvTracefileStats *tfcs) |
393 | { |
394 | LttvAttributeValue cpu_time; |
395 | |
396 | LttTime delta; |
397 | |
398 | lttv_attribute_find(tfcs->current_events_tree, LTTV_STATS_CPU_TIME, |
399 | LTTV_TIME, &cpu_time); |
308711e5 |
400 | delta = ltt_time_sub(tfcs->parent.parent.timestamp, |
b445142a |
401 | tfcs->parent.process->state->change); |
308711e5 |
402 | *(cpu_time.v_time) = ltt_time_add(*(cpu_time.v_time), delta); |
b445142a |
403 | } |
404 | |
405 | |
406 | static void mode_end(LttvTracefileStats *tfcs) |
407 | { |
408 | LttvAttributeValue elapsed_time, cpu_time; |
409 | |
410 | LttTime delta; |
411 | |
412 | lttv_attribute_find(tfcs->current_events_tree, LTTV_STATS_ELAPSED_TIME, |
413 | LTTV_TIME, &elapsed_time); |
308711e5 |
414 | delta = ltt_time_sub(tfcs->parent.parent.timestamp, |
b445142a |
415 | tfcs->parent.process->state->entry); |
308711e5 |
416 | *(elapsed_time.v_time) = ltt_time_add(*(elapsed_time.v_time), delta); |
b445142a |
417 | |
418 | lttv_attribute_find(tfcs->current_events_tree, LTTV_STATS_CPU_TIME, |
419 | LTTV_TIME, &cpu_time); |
308711e5 |
420 | delta = ltt_time_sub(tfcs->parent.parent.timestamp, |
b445142a |
421 | tfcs->parent.process->state->change); |
308711e5 |
422 | *(cpu_time.v_time) = ltt_time_add(*(cpu_time.v_time), delta); |
b445142a |
423 | } |
424 | |
425 | |
426 | static gboolean before_syscall_entry(void *hook_data, void *call_data) |
427 | { |
428 | mode_change((LttvTracefileStats *)call_data); |
429 | return FALSE; |
430 | } |
431 | |
432 | |
433 | static gboolean after_syscall_entry(void *hook_data, void *call_data) |
434 | { |
435 | update_event_tree((LttvTracefileStats *)call_data); |
436 | return FALSE; |
437 | } |
438 | |
439 | |
440 | gboolean before_syscall_exit(void *hook_data, void *call_data) |
441 | { |
442 | mode_end((LttvTracefileStats *)call_data); |
443 | return FALSE; |
444 | } |
445 | |
446 | |
447 | static gboolean after_syscall_exit(void *hook_data, void *call_data) |
448 | { |
449 | update_event_tree((LttvTracefileStats *)call_data); |
450 | return FALSE; |
451 | } |
452 | |
453 | |
454 | gboolean before_trap_entry(void *hook_data, void *call_data) |
455 | { |
456 | mode_change((LttvTracefileStats *)call_data); |
457 | return FALSE; |
458 | } |
459 | |
460 | |
461 | static gboolean after_trap_entry(void *hook_data, void *call_data) |
462 | { |
463 | update_event_tree((LttvTracefileStats *)call_data); |
464 | return FALSE; |
465 | } |
466 | |
467 | |
468 | gboolean before_trap_exit(void *hook_data, void *call_data) |
469 | { |
470 | mode_end((LttvTracefileStats *)call_data); |
471 | return FALSE; |
472 | } |
473 | |
474 | |
475 | gboolean after_trap_exit(void *hook_data, void *call_data) |
476 | { |
477 | update_event_tree((LttvTracefileStats *)call_data); |
478 | return FALSE; |
479 | } |
480 | |
481 | |
482 | gboolean before_irq_entry(void *hook_data, void *call_data) |
483 | { |
484 | mode_change((LttvTracefileStats *)call_data); |
485 | return FALSE; |
486 | } |
487 | |
488 | |
489 | gboolean after_irq_entry(void *hook_data, void *call_data) |
490 | { |
491 | update_event_tree((LttvTracefileStats *)call_data); |
492 | return FALSE; |
493 | } |
494 | |
495 | |
496 | gboolean before_irq_exit(void *hook_data, void *call_data) |
497 | { |
498 | mode_end((LttvTracefileStats *)call_data); |
499 | return FALSE; |
500 | } |
501 | |
502 | |
503 | gboolean after_irq_exit(void *hook_data, void *call_data) |
504 | { |
505 | update_event_tree((LttvTracefileStats *)call_data); |
506 | return FALSE; |
507 | } |
508 | |
509 | |
510 | gboolean before_schedchange(void *hook_data, void *call_data) |
511 | { |
512 | LttvTraceHook *h = (LttvTraceHook *)hook_data; |
513 | |
514 | LttvTracefileStats *tfcs = (LttvTracefileStats *)call_data; |
515 | |
516 | guint pid_in, pid_out, state_out; |
517 | |
518 | LttvProcessState *process; |
519 | |
520 | pid_in = ltt_event_get_unsigned(tfcs->parent.parent.e, h->f1); |
521 | pid_out = ltt_event_get_unsigned(tfcs->parent.parent.e, h->f2); |
522 | state_out = ltt_event_get_unsigned(tfcs->parent.parent.e, h->f3); |
523 | |
524 | /* compute the time for the process to schedule out */ |
525 | |
526 | mode_change(tfcs); |
527 | |
528 | /* get the information for the process scheduled in */ |
529 | |
2a2fa4f0 |
530 | process = lttv_state_find_process_or_create(&(tfcs->parent), pid_in); |
b445142a |
531 | |
532 | find_event_tree(tfcs, process->pid_time, tfcs->parent.cpu_name, |
533 | process->state->t, process->state->n, &(tfcs->current_events_tree), |
534 | &(tfcs->current_event_types_tree)); |
535 | |
536 | /* compute the time waiting for the process to schedule in */ |
537 | |
538 | mode_change(tfcs); |
539 | return FALSE; |
540 | } |
541 | |
542 | |
543 | gboolean process_fork(void *hook_data, void *call_data) |
544 | { |
545 | /* nothing to do for now */ |
546 | return FALSE; |
547 | } |
548 | |
549 | |
550 | gboolean process_exit(void *hook_data, void *call_data) |
551 | { |
552 | /* We should probably exit all modes here or we could do that at |
553 | schedule out. */ |
554 | return FALSE; |
555 | } |
556 | |
557 | |
558 | gboolean every_event(void *hook_data, void *call_data) |
559 | { |
560 | LttvTracefileStats *tfcs = (LttvTracefileStats *)call_data; |
561 | |
562 | LttvAttributeValue v; |
563 | |
564 | /* The current branch corresponds to the tracefile/process/interrupt state. |
565 | Statistics are added within it, to count the number of events of this |
566 | type occuring in this context. A quark has been pre-allocated for each |
567 | event type and is used as name. */ |
568 | |
569 | lttv_attribute_find(tfcs->current_event_types_tree, |
570 | ((LttvTraceState *)(tfcs->parent.parent.t_context))-> |
571 | eventtype_names[ltt_event_eventtype_id(tfcs->parent.parent.e)], |
572 | LTTV_UINT, &v); |
573 | (*(v.v_uint))++; |
574 | return FALSE; |
575 | } |
576 | |
577 | |
f95bc830 |
578 | void |
579 | lttv_stats_sum_trace(LttvTraceStats *self) |
b445142a |
580 | { |
b445142a |
581 | LttvTraceStats *tcs; |
582 | |
b445142a |
583 | LttvAttributeType type; |
584 | |
585 | LttvAttributeValue value; |
586 | |
587 | LttvAttributeName name; |
588 | |
589 | unsigned sum; |
590 | |
f95bc830 |
591 | int i, j, k, l, m, nb_process, nb_cpu, nb_mode_type, nb_submode, |
b445142a |
592 | nb_event_type; |
593 | |
594 | LttvAttribute *main_tree, *processes_tree, *process_tree, *cpus_tree, |
595 | *cpu_tree, *mode_tree, *mode_types_tree, *submodes_tree, |
596 | *submode_tree, *event_types_tree, *mode_events_tree, |
597 | *cpu_events_tree, *process_modes_tree, *trace_cpu_tree, |
f95bc830 |
598 | *trace_modes_tree; |
599 | |
600 | main_tree = self->stats; |
601 | |
602 | lttv_attribute_find(self->parent.parent.t_a, LTTV_STATS_SUMMED, |
603 | LTTV_UINT, &value); |
604 | if(*(value.v_uint) != 0) return; |
605 | *(value.v_uint) = 1; |
606 | |
607 | processes_tree = lttv_attribute_find_subdir(main_tree, |
608 | LTTV_STATS_PROCESSES); |
609 | trace_modes_tree = lttv_attribute_find_subdir(main_tree, LTTV_STATS_MODES); |
610 | nb_process = lttv_attribute_get_number(processes_tree); |
611 | |
612 | for(i = 0 ; i < nb_process ; i++) { |
613 | type = lttv_attribute_get(processes_tree, i, &name, &value); |
614 | process_tree = LTTV_ATTRIBUTE(*(value.v_gobject)); |
615 | |
616 | cpus_tree = lttv_attribute_find_subdir(process_tree, LTTV_STATS_CPU); |
617 | process_modes_tree = lttv_attribute_find_subdir(process_tree, |
618 | LTTV_STATS_MODES); |
619 | nb_cpu = lttv_attribute_get_number(cpus_tree); |
620 | |
621 | for(j = 0 ; j < nb_cpu ; j++) { |
622 | type = lttv_attribute_get(cpus_tree, j, &name, &value); |
623 | cpu_tree = LTTV_ATTRIBUTE(*(value.v_gobject)); |
624 | |
625 | mode_types_tree = lttv_attribute_find_subdir(cpu_tree, |
626 | LTTV_STATS_MODE_TYPES); |
627 | cpu_events_tree = lttv_attribute_find_subdir(cpu_tree, |
628 | LTTV_STATS_EVENTS); |
629 | trace_cpu_tree = lttv_attribute_find_subdir(main_tree, LTTV_STATS_CPU); |
630 | trace_cpu_tree = lttv_attribute_find_subdir(trace_cpu_tree, name); |
631 | nb_mode_type = lttv_attribute_get_number(mode_types_tree); |
632 | |
633 | for(k = 0 ; k < nb_mode_type ; k++) { |
634 | type = lttv_attribute_get(mode_types_tree, k, &name, &value); |
635 | mode_tree = LTTV_ATTRIBUTE(*(value.v_gobject)); |
636 | |
637 | submodes_tree = lttv_attribute_find_subdir(mode_tree, |
638 | LTTV_STATS_SUBMODES); |
639 | mode_events_tree = lttv_attribute_find_subdir(mode_tree, |
640 | LTTV_STATS_EVENTS); |
641 | nb_submode = lttv_attribute_get_number(submodes_tree); |
b445142a |
642 | |
f95bc830 |
643 | for(l = 0 ; l < nb_submode ; l++) { |
644 | type = lttv_attribute_get(submodes_tree, l, &name, &value); |
645 | submode_tree = LTTV_ATTRIBUTE(*(value.v_gobject)); |
b445142a |
646 | |
f95bc830 |
647 | event_types_tree = lttv_attribute_find_subdir(submode_tree, |
648 | LTTV_STATS_EVENT_TYPES); |
649 | nb_event_type = lttv_attribute_get_number(event_types_tree); |
b445142a |
650 | |
f95bc830 |
651 | sum = 0; |
652 | for(m = 0 ; m < nb_event_type ; m++) { |
653 | type = lttv_attribute_get(event_types_tree, m, &name, &value); |
654 | sum += *(value.v_uint); |
b445142a |
655 | } |
f95bc830 |
656 | lttv_attribute_find(submode_tree, LTTV_STATS_EVENTS_COUNT, |
657 | LTTV_UINT, &value); |
658 | *(value.v_uint) = sum; |
659 | lttv_attribute_recursive_add(mode_events_tree, submode_tree); |
b445142a |
660 | } |
f95bc830 |
661 | lttv_attribute_recursive_add(cpu_events_tree, mode_events_tree); |
b445142a |
662 | } |
f95bc830 |
663 | lttv_attribute_recursive_add(process_modes_tree, cpu_tree); |
664 | lttv_attribute_recursive_add(trace_cpu_tree, cpu_tree); |
b445142a |
665 | } |
f95bc830 |
666 | lttv_attribute_recursive_add(trace_modes_tree, process_modes_tree); |
667 | } |
668 | } |
669 | |
670 | |
671 | void |
672 | lttv_stats_sum_traceset(LttvTracesetStats *self) |
673 | { |
674 | LttvTraceset *traceset = self->parent.parent.ts; |
675 | |
676 | LttvTraceStats *tcs; |
677 | |
678 | int i, nb_trace; |
679 | |
680 | LttvAttribute *main_tree, *trace_modes_tree, *traceset_modes_tree; |
681 | |
682 | LttvAttributeValue value; |
683 | |
684 | lttv_attribute_find(self->parent.parent.ts_a, LTTV_STATS_SUMMED, |
685 | LTTV_UINT, &value); |
686 | if(*(value.v_uint) != 0) return; |
687 | *(value.v_uint) = 1; |
688 | |
689 | traceset_modes_tree = lttv_attribute_find_subdir(self->stats, |
690 | LTTV_STATS_MODES); |
691 | nb_trace = lttv_traceset_number(traceset); |
692 | |
693 | for(i = 0 ; i < nb_trace ; i++) { |
694 | tcs = (LttvTraceStats *)(self->parent.parent.traces[i]); |
695 | lttv_stats_sum_trace(tcs); |
696 | main_tree = tcs->stats; |
697 | trace_modes_tree = lttv_attribute_find_subdir(main_tree, LTTV_STATS_MODES); |
b445142a |
698 | lttv_attribute_recursive_add(traceset_modes_tree, trace_modes_tree); |
699 | } |
b445142a |
700 | } |
701 | |
702 | |
703 | lttv_stats_add_event_hooks(LttvTracesetStats *self) |
704 | { |
705 | LttvTraceset *traceset = self->parent.parent.ts; |
706 | |
dbb7bb09 |
707 | guint i, j, k, nb_trace, nb_tracefile; |
b445142a |
708 | |
709 | LttFacility *f; |
710 | |
711 | LttEventType *et; |
712 | |
713 | LttvTraceStats *ts; |
714 | |
715 | LttvTracefileStats *tfs; |
716 | |
717 | void *hook_data; |
718 | |
719 | GArray *hooks, *before_hooks, *after_hooks; |
720 | |
721 | LttvTraceHook hook; |
722 | |
723 | LttvAttributeValue val; |
724 | |
725 | nb_trace = lttv_traceset_number(traceset); |
726 | for(i = 0 ; i < nb_trace ; i++) { |
727 | ts = (LttvTraceStats *)self->parent.parent.traces[i]; |
728 | |
729 | /* Find the eventtype id for the following events and register the |
730 | associated by id hooks. */ |
731 | |
732 | hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook)); |
733 | g_array_set_size(hooks, 7); |
734 | |
735 | lttv_trace_find_hook(ts->parent.parent.t, "core","syscall_entry", |
736 | "syscall_id", NULL, NULL, before_syscall_entry, |
737 | &g_array_index(hooks, LttvTraceHook, 0)); |
738 | |
739 | lttv_trace_find_hook(ts->parent.parent.t, "core", "syscall_exit", NULL, |
740 | NULL, NULL, before_syscall_exit, |
741 | &g_array_index(hooks, LttvTraceHook, 1)); |
742 | |
743 | lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_entry", "trap_id", |
744 | NULL, NULL, before_trap_entry, |
745 | &g_array_index(hooks, LttvTraceHook, 2)); |
746 | |
747 | lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_exit", NULL, NULL, |
748 | NULL, before_trap_exit, &g_array_index(hooks, LttvTraceHook, 3)); |
749 | |
750 | lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_entry", "irq_id", |
751 | NULL, NULL, before_irq_entry, &g_array_index(hooks, LttvTraceHook, 4)); |
752 | |
753 | lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_exit", NULL, NULL, |
754 | NULL, before_irq_exit, &g_array_index(hooks, LttvTraceHook, 5)); |
755 | |
756 | lttv_trace_find_hook(ts->parent.parent.t, "core", "schedchange", "in", |
757 | "out", "out_state", before_schedchange, |
758 | &g_array_index(hooks, LttvTraceHook, 6)); |
759 | |
760 | before_hooks = hooks; |
761 | |
762 | hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook)); |
763 | g_array_set_size(hooks, 8); |
764 | |
765 | lttv_trace_find_hook(ts->parent.parent.t, "core","syscall_entry", |
766 | "syscall_id", NULL, NULL, after_syscall_entry, |
767 | &g_array_index(hooks, LttvTraceHook, 0)); |
768 | |
769 | lttv_trace_find_hook(ts->parent.parent.t, "core", "syscall_exit", NULL, |
770 | NULL, NULL, after_syscall_exit, |
771 | &g_array_index(hooks, LttvTraceHook, 1)); |
772 | |
773 | lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_entry", "trap_id", |
774 | NULL, NULL, after_trap_entry, &g_array_index(hooks, LttvTraceHook, 2)); |
775 | |
776 | lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_exit", NULL, NULL, |
777 | NULL, after_trap_exit, &g_array_index(hooks, LttvTraceHook, 3)); |
778 | |
779 | lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_entry", "irq_id", |
780 | NULL, NULL, after_irq_entry, &g_array_index(hooks, LttvTraceHook, 4)); |
781 | |
782 | lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_exit", NULL, NULL, |
783 | NULL, after_irq_exit, &g_array_index(hooks, LttvTraceHook, 5)); |
784 | |
785 | lttv_trace_find_hook(ts->parent.parent.t, "core", "process_fork", |
786 | "child_pid", NULL, NULL, process_fork, |
787 | &g_array_index(hooks, LttvTraceHook, 6)); |
788 | |
789 | lttv_trace_find_hook(ts->parent.parent.t, "core", "process_exit", NULL, |
790 | NULL, NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 7)); |
791 | |
792 | after_hooks = hooks; |
793 | |
359b2948 |
794 | /* Add these hooks to each event_by_id hooks list */ |
b445142a |
795 | |
dbb7bb09 |
796 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.parent.t) + |
797 | ltt_trace_per_cpu_tracefile_number(ts->parent.parent.t); |
b445142a |
798 | |
dbb7bb09 |
799 | for(j = 0 ; j < nb_tracefile ; j++) { |
800 | tfs = LTTV_TRACEFILE_STATS(ts->parent.parent.tracefiles[j]); |
359b2948 |
801 | lttv_hooks_add(tfs->parent.parent.event, every_event, NULL, |
802 | LTTV_PRIO_DEFAULT); |
b445142a |
803 | |
804 | for(k = 0 ; k < before_hooks->len ; k++) { |
805 | hook = g_array_index(before_hooks, LttvTraceHook, k); |
806 | lttv_hooks_add(lttv_hooks_by_id_find( |
359b2948 |
807 | tfs->parent.parent.event_by_id, |
808 | hook.id), hook.h, &g_array_index(before_hooks, LttvTraceHook, k), |
809 | LTTV_PRIO_STATS_BEFORE_STATE); |
b445142a |
810 | } |
811 | for(k = 0 ; k < after_hooks->len ; k++) { |
812 | hook = g_array_index(after_hooks, LttvTraceHook, k); |
813 | lttv_hooks_add(lttv_hooks_by_id_find( |
359b2948 |
814 | tfs->parent.parent.event_by_id, |
815 | hook.id), hook.h, &g_array_index(after_hooks, LttvTraceHook, k), |
816 | LTTV_PRIO_STATS_AFTER_STATE); |
b445142a |
817 | } |
818 | } |
819 | lttv_attribute_find(self->parent.parent.a, LTTV_STATS_BEFORE_HOOKS, |
820 | LTTV_POINTER, &val); |
821 | *(val.v_pointer) = before_hooks; |
822 | lttv_attribute_find(self->parent.parent.a, LTTV_STATS_AFTER_HOOKS, |
823 | LTTV_POINTER, &val); |
824 | *(val.v_pointer) = after_hooks; |
825 | } |
b445142a |
826 | } |
827 | |
828 | |
829 | lttv_stats_remove_event_hooks(LttvTracesetStats *self) |
830 | { |
831 | LttvTraceset *traceset = self->parent.parent.ts; |
832 | |
dbb7bb09 |
833 | guint i, j, k, nb_trace, nb_tracefile; |
b445142a |
834 | |
835 | LttvTraceStats *ts; |
836 | |
837 | LttvTracefileStats *tfs; |
838 | |
839 | void *hook_data; |
840 | |
841 | GArray *before_hooks, *after_hooks; |
842 | |
843 | LttvTraceHook hook; |
844 | |
845 | LttvAttributeValue val; |
846 | |
847 | nb_trace = lttv_traceset_number(traceset); |
848 | for(i = 0 ; i < nb_trace ; i++) { |
849 | ts = LTTV_TRACE_STATS(self->parent.parent.traces[i]); |
850 | lttv_attribute_find(self->parent.parent.a, LTTV_STATS_BEFORE_HOOKS, |
851 | LTTV_POINTER, &val); |
852 | before_hooks = *(val.v_pointer); |
853 | lttv_attribute_find(self->parent.parent.a, LTTV_STATS_AFTER_HOOKS, |
854 | LTTV_POINTER, &val); |
855 | after_hooks = *(val.v_pointer); |
856 | |
359b2948 |
857 | /* Remove these hooks from each event_by_id hooks list */ |
b445142a |
858 | |
dbb7bb09 |
859 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.parent.t) + |
860 | ltt_trace_per_cpu_tracefile_number(ts->parent.parent.t); |
b445142a |
861 | |
dbb7bb09 |
862 | for(j = 0 ; j < nb_tracefile ; j++) { |
863 | tfs = LTTV_TRACEFILE_STATS(ts->parent.parent.tracefiles[j]); |
359b2948 |
864 | lttv_hooks_remove_data(tfs->parent.parent.event, every_event, |
b445142a |
865 | NULL); |
866 | |
867 | for(k = 0 ; k < before_hooks->len ; k++) { |
868 | hook = g_array_index(before_hooks, LttvTraceHook, k); |
869 | lttv_hooks_remove_data( |
359b2948 |
870 | lttv_hooks_by_id_find(tfs->parent.parent.event_by_id, |
b445142a |
871 | hook.id), hook.h, &g_array_index(before_hooks, LttvTraceHook, k)); |
872 | } |
873 | for(k = 0 ; k < after_hooks->len ; k++) { |
874 | hook = g_array_index(after_hooks, LttvTraceHook, k); |
875 | lttv_hooks_remove_data( |
359b2948 |
876 | lttv_hooks_by_id_find(tfs->parent.parent.event_by_id, |
b445142a |
877 | hook.id), hook.h, &g_array_index(after_hooks, LttvTraceHook, k)); |
878 | } |
879 | } |
2a2fa4f0 |
880 | g_debug("lttv_stats_remove_event_hooks()"); |
b445142a |
881 | g_array_free(before_hooks, TRUE); |
882 | g_array_free(after_hooks, TRUE); |
883 | } |
9f797243 |
884 | } |
08b1c66e |
885 | |
886 | |
887 | static void module_init() |
888 | { |
889 | LTTV_STATS_PROCESS_UNKNOWN = g_quark_from_string("unknown process"); |
890 | LTTV_STATS_PROCESSES = g_quark_from_string("processes"); |
891 | LTTV_STATS_CPU = g_quark_from_string("cpu"); |
892 | LTTV_STATS_MODE_TYPES = g_quark_from_string("mode_types"); |
893 | LTTV_STATS_MODES = g_quark_from_string("modes"); |
894 | LTTV_STATS_SUBMODES = g_quark_from_string("submodes"); |
895 | LTTV_STATS_EVENT_TYPES = g_quark_from_string("event_types"); |
896 | LTTV_STATS_CPU_TIME = g_quark_from_string("cpu time"); |
897 | LTTV_STATS_ELAPSED_TIME = g_quark_from_string("elapsed time"); |
898 | LTTV_STATS_EVENTS = g_quark_from_string("events"); |
899 | LTTV_STATS_EVENTS_COUNT = g_quark_from_string("events count"); |
900 | LTTV_STATS_BEFORE_HOOKS = g_quark_from_string("saved stats before hooks"); |
901 | LTTV_STATS_AFTER_HOOKS = g_quark_from_string("saved stats after hooks"); |
f95bc830 |
902 | LTTV_STATS_USE_COUNT = g_quark_from_string("stats_use_count"); |
903 | LTTV_STATS = g_quark_from_string("statistics"); |
904 | LTTV_STATS_TRACEFILES = g_quark_from_string("tracefiles statistics"); |
905 | LTTV_STATS_SUMMED = g_quark_from_string("statistics summed"); |
08b1c66e |
906 | } |
907 | |
908 | static void module_destroy() |
909 | { |
910 | } |
911 | |
912 | |
913 | LTTV_MODULE("stats", "Compute processes statistics", \ |
914 | "Accumulate statistics for event types, processes and CPUs", \ |
915 | module_init, module_destroy, "state"); |
f95bc830 |
916 | |
917 | /* Change the places where stats are called (create/read/write stats) |
918 | |
919 | Check for options in batchtest.c to reduce writing and see what tests are |
920 | best candidates for performance analysis. Once OK, commit, move to main |
921 | and run tests. Update the gui for statistics. */ |