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