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 | |
d3e01c7a |
83 | self->stats = lttv_attribute_find_subdir( |
84 | lttv_traceset_attribute(self->parent.parent.ts), |
85 | LTTV_STATS); |
86 | lttv_attribute_find(lttv_traceset_attribute(self->parent.parent.ts), |
87 | LTTV_STATS_USE_COUNT, |
88 | LTTV_UINT, &v); |
f95bc830 |
89 | |
90 | *(v.v_uint)++; |
91 | if(*(v.v_uint) == 1) { |
92 | g_assert(lttv_attribute_get_number(self->stats) == 0); |
93 | } |
94 | |
b445142a |
95 | nb_trace = lttv_traceset_number(ts); |
96 | |
97 | for(i = 0 ; i < nb_trace ; i++) { |
359b2948 |
98 | tc = (LTTV_TRACESET_CONTEXT(self)->traces[i]); |
99 | tcs = (LttvTraceStats *)tc; |
f95bc830 |
100 | |
101 | tcs->stats = lttv_attribute_find_subdir(tcs->parent.parent.t_a,LTTV_STATS); |
102 | tracefiles_stats = lttv_attribute_find_subdir(tcs->parent.parent.t_a, |
103 | LTTV_STATS_TRACEFILES); |
104 | lttv_attribute_find(tcs->parent.parent.t_a, LTTV_STATS_USE_COUNT, |
105 | LTTV_UINT, &v); |
106 | |
107 | *(v.v_uint)++; |
108 | if(*(v.v_uint) == 1) { |
109 | g_assert(lttv_attribute_get_number(tcs->stats) == 0); |
110 | } |
b445142a |
111 | |
dbb7bb09 |
112 | nb_tracefile = ltt_trace_control_tracefile_number(tc->t) + |
113 | ltt_trace_per_cpu_tracefile_number(tc->t); |
b445142a |
114 | |
dbb7bb09 |
115 | for(j = 0 ; j < nb_tracefile ; j++) { |
116 | tfcs = LTTV_TRACEFILE_STATS(tc->tracefiles[j]); |
f95bc830 |
117 | tfcs->stats = lttv_attribute_find_subdir(tracefiles_stats, |
118 | tfcs->parent.cpu_name); |
b445142a |
119 | find_event_tree(tfcs, LTTV_STATS_PROCESS_UNKNOWN, |
120 | tfcs->parent.cpu_name, LTTV_STATE_MODE_UNKNOWN, |
121 | LTTV_STATE_SUBMODE_UNKNOWN, &tfcs->current_events_tree, |
122 | &tfcs->current_event_types_tree); |
123 | } |
124 | } |
125 | } |
126 | |
b445142a |
127 | static void |
128 | fini(LttvTracesetStats *self) |
129 | { |
130 | guint i, j, nb_trace, nb_tracefile; |
131 | |
132 | LttvTraceset *ts; |
133 | |
134 | LttvTraceContext *tc; |
135 | |
136 | LttvTraceStats *tcs; |
137 | |
138 | LttvTracefileContext *tfc; |
139 | |
140 | LttvTracefileStats *tfcs; |
141 | |
142 | LttTime timestamp = {0,0}; |
143 | |
f95bc830 |
144 | LttvAttributeValue v; |
145 | |
146 | LttvAttribute *tracefiles_stats; |
147 | |
148 | lttv_attribute_find(self->parent.parent.ts_a, LTTV_STATS_USE_COUNT, |
149 | LTTV_UINT, &v); |
150 | *(v.v_uint)--; |
151 | |
152 | if(*(v.v_uint) == 0) { |
153 | lttv_attribute_remove_by_name(self->parent.parent.ts_a, LTTV_STATS); |
f95bc830 |
154 | } |
155 | self->stats = NULL; |
156 | |
b445142a |
157 | ts = self->parent.parent.ts; |
158 | nb_trace = lttv_traceset_number(ts); |
159 | |
160 | for(i = 0 ; i < nb_trace ; i++) { |
f95bc830 |
161 | tcs = (LttvTraceStats *)(tc = (LTTV_TRACESET_CONTEXT(self)->traces[i])); |
162 | |
163 | lttv_attribute_find(tcs->parent.parent.t_a, LTTV_STATS_USE_COUNT, |
164 | LTTV_UINT, &v); |
165 | *(v.v_uint)--; |
166 | |
167 | if(*(v.v_uint) == 0) { |
168 | lttv_attribute_remove_by_name(tcs->parent.parent.t_a,LTTV_STATS); |
f95bc830 |
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); |
f95bc830 |
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++) { |
359b2948 |
180 | tfc = tc->tracefiles[j]; |
181 | tfcs = (LttvTracefileStats *)tfc; |
f95bc830 |
182 | tfcs->stats = NULL; |
b445142a |
183 | tfcs->current_events_tree = NULL; |
184 | tfcs->current_event_types_tree = NULL; |
185 | } |
186 | } |
187 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_STATE_TYPE))-> |
188 | fini((LttvTracesetContext *)self); |
189 | } |
190 | |
191 | |
192 | static LttvTracesetContext * |
193 | new_traceset_context(LttvTracesetContext *self) |
194 | { |
195 | return LTTV_TRACESET_CONTEXT(g_object_new(LTTV_TRACESET_STATS_TYPE, NULL)); |
196 | } |
197 | |
198 | |
199 | static LttvTraceContext * |
200 | new_trace_context(LttvTracesetContext *self) |
201 | { |
202 | return LTTV_TRACE_CONTEXT(g_object_new(LTTV_TRACE_STATS_TYPE, NULL)); |
203 | } |
204 | |
205 | |
206 | static LttvTracefileContext * |
207 | new_tracefile_context(LttvTracesetContext *self) |
208 | { |
209 | return LTTV_TRACEFILE_CONTEXT(g_object_new(LTTV_TRACEFILE_STATS_TYPE, NULL)); |
210 | } |
211 | |
212 | |
213 | static void |
214 | traceset_stats_instance_init (GTypeInstance *instance, gpointer g_class) |
215 | { |
216 | } |
217 | |
218 | |
219 | static void |
220 | traceset_stats_finalize (LttvTracesetStats *self) |
221 | { |
222 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACESET_STATE_TYPE))-> |
223 | finalize(G_OBJECT(self)); |
224 | } |
225 | |
226 | |
227 | static void |
228 | traceset_stats_class_init (LttvTracesetContextClass *klass) |
229 | { |
230 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
231 | |
232 | gobject_class->finalize = (void (*)(GObject *self)) traceset_stats_finalize; |
233 | klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init; |
234 | klass->fini = (void (*)(LttvTracesetContext *self))fini; |
235 | klass->new_traceset_context = new_traceset_context; |
236 | klass->new_trace_context = new_trace_context; |
237 | klass->new_tracefile_context = new_tracefile_context; |
238 | } |
239 | |
240 | |
241 | GType |
242 | lttv_traceset_stats_get_type(void) |
243 | { |
244 | static GType type = 0; |
245 | if (type == 0) { |
246 | static const GTypeInfo info = { |
247 | sizeof (LttvTracesetStatsClass), |
248 | NULL, /* base_init */ |
249 | NULL, /* base_finalize */ |
250 | (GClassInitFunc) traceset_stats_class_init, /* class_init */ |
251 | NULL, /* class_finalize */ |
252 | NULL, /* class_data */ |
dbb7bb09 |
253 | sizeof (LttvTracesetStats), |
b445142a |
254 | 0, /* n_preallocs */ |
255 | (GInstanceInitFunc) traceset_stats_instance_init /* instance_init */ |
256 | }; |
257 | |
258 | type = g_type_register_static (LTTV_TRACESET_STATE_TYPE, "LttvTracesetStatsType", |
259 | &info, 0); |
260 | } |
261 | return type; |
262 | } |
263 | |
264 | |
265 | static void |
266 | trace_stats_instance_init (GTypeInstance *instance, gpointer g_class) |
267 | { |
268 | } |
269 | |
270 | |
271 | static void |
272 | trace_stats_finalize (LttvTraceStats *self) |
273 | { |
274 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACE_STATE_TYPE))-> |
275 | finalize(G_OBJECT(self)); |
276 | } |
277 | |
278 | |
279 | static void |
280 | trace_stats_class_init (LttvTraceContextClass *klass) |
281 | { |
282 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
283 | |
284 | gobject_class->finalize = (void (*)(GObject *self)) trace_stats_finalize; |
285 | } |
286 | |
287 | |
288 | GType |
289 | lttv_trace_stats_get_type(void) |
290 | { |
291 | static GType type = 0; |
292 | if (type == 0) { |
293 | static const GTypeInfo info = { |
294 | sizeof (LttvTraceStatsClass), |
295 | NULL, /* base_init */ |
296 | NULL, /* base_finalize */ |
297 | (GClassInitFunc) trace_stats_class_init, /* class_init */ |
298 | NULL, /* class_finalize */ |
299 | NULL, /* class_data */ |
300 | sizeof (LttvTraceStats), |
301 | 0, /* n_preallocs */ |
302 | (GInstanceInitFunc) trace_stats_instance_init /* instance_init */ |
303 | }; |
304 | |
305 | type = g_type_register_static (LTTV_TRACE_STATE_TYPE, |
306 | "LttvTraceStatsType", &info, 0); |
307 | } |
308 | return type; |
309 | } |
310 | |
311 | |
312 | static void |
313 | tracefile_stats_instance_init (GTypeInstance *instance, gpointer g_class) |
314 | { |
315 | } |
316 | |
317 | |
318 | static void |
319 | tracefile_stats_finalize (LttvTracefileStats *self) |
320 | { |
321 | G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACEFILE_STATE_TYPE))-> |
322 | finalize(G_OBJECT(self)); |
323 | } |
324 | |
325 | |
326 | static void |
327 | tracefile_stats_class_init (LttvTracefileStatsClass *klass) |
328 | { |
329 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
330 | |
331 | gobject_class->finalize = (void (*)(GObject *self)) tracefile_stats_finalize; |
332 | } |
333 | |
334 | |
335 | GType |
336 | lttv_tracefile_stats_get_type(void) |
337 | { |
338 | static GType type = 0; |
339 | if (type == 0) { |
340 | static const GTypeInfo info = { |
341 | sizeof (LttvTracefileStatsClass), |
342 | NULL, /* base_init */ |
343 | NULL, /* base_finalize */ |
344 | (GClassInitFunc) tracefile_stats_class_init, /* class_init */ |
345 | NULL, /* class_finalize */ |
346 | NULL, /* class_data */ |
347 | sizeof (LttvTracefileStats), |
348 | 0, /* n_preallocs */ |
349 | (GInstanceInitFunc) tracefile_stats_instance_init /* instance_init */ |
350 | }; |
351 | |
352 | type = g_type_register_static (LTTV_TRACEFILE_STATE_TYPE, |
353 | "LttvTracefileStatsType", &info, 0); |
354 | } |
355 | return type; |
356 | } |
357 | |
358 | |
359 | static void |
360 | find_event_tree(LttvTracefileStats *tfcs, GQuark process, GQuark cpu, |
361 | GQuark mode, GQuark sub_mode, LttvAttribute **events_tree, |
362 | LttvAttribute **event_types_tree) |
363 | { |
364 | LttvAttribute *a; |
365 | |
366 | LttvTraceStats *tcs = LTTV_TRACE_STATS(tfcs->parent.parent.t_context); |
367 | a = lttv_attribute_find_subdir(tcs->stats, LTTV_STATS_PROCESSES); |
368 | a = lttv_attribute_find_subdir(a, tfcs->parent.process->pid_time); |
369 | a = lttv_attribute_find_subdir(a, LTTV_STATS_CPU); |
370 | a = lttv_attribute_find_subdir(a, tfcs->parent.cpu_name); |
371 | a = lttv_attribute_find_subdir(a, LTTV_STATS_MODE_TYPES); |
372 | a = lttv_attribute_find_subdir(a, tfcs->parent.process->state->t); |
373 | a = lttv_attribute_find_subdir(a, LTTV_STATS_SUBMODES); |
374 | a = lttv_attribute_find_subdir(a, tfcs->parent.process->state->n); |
375 | *events_tree = a; |
376 | a = lttv_attribute_find_subdir(a, LTTV_STATS_EVENT_TYPES); |
377 | *event_types_tree = a; |
378 | } |
379 | |
380 | |
381 | static void update_event_tree(LttvTracefileStats *tfcs) |
382 | { |
383 | LttvExecutionState *es = tfcs->parent.process->state; |
384 | |
385 | find_event_tree(tfcs, tfcs->parent.process->pid_time, tfcs->parent.cpu_name, |
386 | es->t, es->n, &(tfcs->current_events_tree), |
387 | &(tfcs->current_event_types_tree)); |
388 | } |
389 | |
390 | |
391 | static void mode_change(LttvTracefileStats *tfcs) |
392 | { |
393 | LttvAttributeValue cpu_time; |
394 | |
395 | LttTime delta; |
396 | |
397 | lttv_attribute_find(tfcs->current_events_tree, LTTV_STATS_CPU_TIME, |
398 | LTTV_TIME, &cpu_time); |
308711e5 |
399 | delta = ltt_time_sub(tfcs->parent.parent.timestamp, |
b445142a |
400 | tfcs->parent.process->state->change); |
308711e5 |
401 | *(cpu_time.v_time) = ltt_time_add(*(cpu_time.v_time), delta); |
b445142a |
402 | } |
403 | |
404 | |
405 | static void mode_end(LttvTracefileStats *tfcs) |
406 | { |
407 | LttvAttributeValue elapsed_time, cpu_time; |
408 | |
409 | LttTime delta; |
410 | |
411 | lttv_attribute_find(tfcs->current_events_tree, LTTV_STATS_ELAPSED_TIME, |
412 | LTTV_TIME, &elapsed_time); |
308711e5 |
413 | delta = ltt_time_sub(tfcs->parent.parent.timestamp, |
b445142a |
414 | tfcs->parent.process->state->entry); |
308711e5 |
415 | *(elapsed_time.v_time) = ltt_time_add(*(elapsed_time.v_time), delta); |
b445142a |
416 | |
417 | lttv_attribute_find(tfcs->current_events_tree, LTTV_STATS_CPU_TIME, |
418 | LTTV_TIME, &cpu_time); |
308711e5 |
419 | delta = ltt_time_sub(tfcs->parent.parent.timestamp, |
b445142a |
420 | tfcs->parent.process->state->change); |
308711e5 |
421 | *(cpu_time.v_time) = ltt_time_add(*(cpu_time.v_time), delta); |
b445142a |
422 | } |
423 | |
424 | |
425 | static gboolean before_syscall_entry(void *hook_data, void *call_data) |
426 | { |
427 | mode_change((LttvTracefileStats *)call_data); |
428 | return FALSE; |
429 | } |
430 | |
431 | |
432 | static gboolean after_syscall_entry(void *hook_data, void *call_data) |
433 | { |
434 | update_event_tree((LttvTracefileStats *)call_data); |
435 | return FALSE; |
436 | } |
437 | |
438 | |
439 | gboolean before_syscall_exit(void *hook_data, void *call_data) |
440 | { |
441 | mode_end((LttvTracefileStats *)call_data); |
442 | return FALSE; |
443 | } |
444 | |
445 | |
446 | static gboolean after_syscall_exit(void *hook_data, void *call_data) |
447 | { |
448 | update_event_tree((LttvTracefileStats *)call_data); |
449 | return FALSE; |
450 | } |
451 | |
452 | |
453 | gboolean before_trap_entry(void *hook_data, void *call_data) |
454 | { |
455 | mode_change((LttvTracefileStats *)call_data); |
456 | return FALSE; |
457 | } |
458 | |
459 | |
460 | static gboolean after_trap_entry(void *hook_data, void *call_data) |
461 | { |
462 | update_event_tree((LttvTracefileStats *)call_data); |
463 | return FALSE; |
464 | } |
465 | |
466 | |
467 | gboolean before_trap_exit(void *hook_data, void *call_data) |
468 | { |
469 | mode_end((LttvTracefileStats *)call_data); |
470 | return FALSE; |
471 | } |
472 | |
473 | |
474 | gboolean after_trap_exit(void *hook_data, void *call_data) |
475 | { |
476 | update_event_tree((LttvTracefileStats *)call_data); |
477 | return FALSE; |
478 | } |
479 | |
480 | |
481 | gboolean before_irq_entry(void *hook_data, void *call_data) |
482 | { |
483 | mode_change((LttvTracefileStats *)call_data); |
484 | return FALSE; |
485 | } |
486 | |
487 | |
488 | gboolean after_irq_entry(void *hook_data, void *call_data) |
489 | { |
490 | update_event_tree((LttvTracefileStats *)call_data); |
491 | return FALSE; |
492 | } |
493 | |
494 | |
495 | gboolean before_irq_exit(void *hook_data, void *call_data) |
496 | { |
497 | mode_end((LttvTracefileStats *)call_data); |
498 | return FALSE; |
499 | } |
500 | |
501 | |
502 | gboolean after_irq_exit(void *hook_data, void *call_data) |
503 | { |
504 | update_event_tree((LttvTracefileStats *)call_data); |
505 | return FALSE; |
506 | } |
507 | |
508 | |
509 | gboolean before_schedchange(void *hook_data, void *call_data) |
510 | { |
511 | LttvTraceHook *h = (LttvTraceHook *)hook_data; |
512 | |
513 | LttvTracefileStats *tfcs = (LttvTracefileStats *)call_data; |
514 | |
515 | guint pid_in, pid_out, state_out; |
516 | |
517 | LttvProcessState *process; |
518 | |
519 | pid_in = ltt_event_get_unsigned(tfcs->parent.parent.e, h->f1); |
520 | pid_out = ltt_event_get_unsigned(tfcs->parent.parent.e, h->f2); |
521 | state_out = ltt_event_get_unsigned(tfcs->parent.parent.e, h->f3); |
522 | |
523 | /* compute the time for the process to schedule out */ |
524 | |
525 | mode_change(tfcs); |
526 | |
527 | /* get the information for the process scheduled in */ |
528 | |
2a2fa4f0 |
529 | process = lttv_state_find_process_or_create(&(tfcs->parent), pid_in); |
b445142a |
530 | |
531 | find_event_tree(tfcs, process->pid_time, tfcs->parent.cpu_name, |
532 | process->state->t, process->state->n, &(tfcs->current_events_tree), |
533 | &(tfcs->current_event_types_tree)); |
534 | |
535 | /* compute the time waiting for the process to schedule in */ |
536 | |
537 | mode_change(tfcs); |
538 | return FALSE; |
539 | } |
540 | |
541 | |
542 | gboolean process_fork(void *hook_data, void *call_data) |
543 | { |
544 | /* nothing to do for now */ |
545 | return FALSE; |
546 | } |
547 | |
548 | |
549 | gboolean process_exit(void *hook_data, void *call_data) |
550 | { |
551 | /* We should probably exit all modes here or we could do that at |
552 | schedule out. */ |
553 | return FALSE; |
554 | } |
555 | |
556 | |
557 | gboolean every_event(void *hook_data, void *call_data) |
558 | { |
559 | LttvTracefileStats *tfcs = (LttvTracefileStats *)call_data; |
560 | |
561 | LttvAttributeValue v; |
562 | |
563 | /* The current branch corresponds to the tracefile/process/interrupt state. |
564 | Statistics are added within it, to count the number of events of this |
565 | type occuring in this context. A quark has been pre-allocated for each |
566 | event type and is used as name. */ |
567 | |
568 | lttv_attribute_find(tfcs->current_event_types_tree, |
569 | ((LttvTraceState *)(tfcs->parent.parent.t_context))-> |
570 | eventtype_names[ltt_event_eventtype_id(tfcs->parent.parent.e)], |
571 | LTTV_UINT, &v); |
572 | (*(v.v_uint))++; |
573 | return FALSE; |
574 | } |
575 | |
576 | |
f95bc830 |
577 | void |
578 | lttv_stats_sum_trace(LttvTraceStats *self) |
b445142a |
579 | { |
d3e01c7a |
580 | LttvAttribute *sum_container = self->stats; |
b445142a |
581 | |
b445142a |
582 | LttvAttributeType type; |
583 | |
584 | LttvAttributeValue value; |
585 | |
586 | LttvAttributeName name; |
587 | |
588 | unsigned sum; |
589 | |
f95bc830 |
590 | int i, j, k, l, m, nb_process, nb_cpu, nb_mode_type, nb_submode, |
b445142a |
591 | nb_event_type; |
592 | |
593 | LttvAttribute *main_tree, *processes_tree, *process_tree, *cpus_tree, |
594 | *cpu_tree, *mode_tree, *mode_types_tree, *submodes_tree, |
595 | *submode_tree, *event_types_tree, *mode_events_tree, |
596 | *cpu_events_tree, *process_modes_tree, *trace_cpu_tree, |
f95bc830 |
597 | *trace_modes_tree; |
598 | |
d3e01c7a |
599 | main_tree = sum_container; |
f95bc830 |
600 | |
d3e01c7a |
601 | lttv_attribute_find(sum_container, |
602 | LTTV_STATS_SUMMED, |
603 | LTTV_UINT, &value); |
f95bc830 |
604 | if(*(value.v_uint) != 0) return; |
605 | *(value.v_uint) = 1; |
606 | |
607 | processes_tree = lttv_attribute_find_subdir(main_tree, |
d3e01c7a |
608 | LTTV_STATS_PROCESSES); |
609 | trace_modes_tree = lttv_attribute_find_subdir(main_tree, |
610 | LTTV_STATS_MODES); |
f95bc830 |
611 | nb_process = lttv_attribute_get_number(processes_tree); |
612 | |
613 | for(i = 0 ; i < nb_process ; i++) { |
614 | type = lttv_attribute_get(processes_tree, i, &name, &value); |
615 | process_tree = LTTV_ATTRIBUTE(*(value.v_gobject)); |
616 | |
617 | cpus_tree = lttv_attribute_find_subdir(process_tree, LTTV_STATS_CPU); |
618 | process_modes_tree = lttv_attribute_find_subdir(process_tree, |
619 | LTTV_STATS_MODES); |
620 | nb_cpu = lttv_attribute_get_number(cpus_tree); |
621 | |
622 | for(j = 0 ; j < nb_cpu ; j++) { |
623 | type = lttv_attribute_get(cpus_tree, j, &name, &value); |
624 | cpu_tree = LTTV_ATTRIBUTE(*(value.v_gobject)); |
625 | |
626 | mode_types_tree = lttv_attribute_find_subdir(cpu_tree, |
627 | LTTV_STATS_MODE_TYPES); |
628 | cpu_events_tree = lttv_attribute_find_subdir(cpu_tree, |
629 | LTTV_STATS_EVENTS); |
630 | trace_cpu_tree = lttv_attribute_find_subdir(main_tree, LTTV_STATS_CPU); |
631 | trace_cpu_tree = lttv_attribute_find_subdir(trace_cpu_tree, name); |
632 | nb_mode_type = lttv_attribute_get_number(mode_types_tree); |
633 | |
634 | for(k = 0 ; k < nb_mode_type ; k++) { |
635 | type = lttv_attribute_get(mode_types_tree, k, &name, &value); |
636 | mode_tree = LTTV_ATTRIBUTE(*(value.v_gobject)); |
637 | |
638 | submodes_tree = lttv_attribute_find_subdir(mode_tree, |
639 | LTTV_STATS_SUBMODES); |
640 | mode_events_tree = lttv_attribute_find_subdir(mode_tree, |
641 | LTTV_STATS_EVENTS); |
642 | nb_submode = lttv_attribute_get_number(submodes_tree); |
b445142a |
643 | |
f95bc830 |
644 | for(l = 0 ; l < nb_submode ; l++) { |
645 | type = lttv_attribute_get(submodes_tree, l, &name, &value); |
646 | submode_tree = LTTV_ATTRIBUTE(*(value.v_gobject)); |
b445142a |
647 | |
f95bc830 |
648 | event_types_tree = lttv_attribute_find_subdir(submode_tree, |
649 | LTTV_STATS_EVENT_TYPES); |
650 | nb_event_type = lttv_attribute_get_number(event_types_tree); |
b445142a |
651 | |
f95bc830 |
652 | sum = 0; |
653 | for(m = 0 ; m < nb_event_type ; m++) { |
654 | type = lttv_attribute_get(event_types_tree, m, &name, &value); |
655 | sum += *(value.v_uint); |
b445142a |
656 | } |
f95bc830 |
657 | lttv_attribute_find(submode_tree, LTTV_STATS_EVENTS_COUNT, |
658 | LTTV_UINT, &value); |
659 | *(value.v_uint) = sum; |
660 | lttv_attribute_recursive_add(mode_events_tree, submode_tree); |
b445142a |
661 | } |
f95bc830 |
662 | lttv_attribute_recursive_add(cpu_events_tree, mode_events_tree); |
b445142a |
663 | } |
f95bc830 |
664 | lttv_attribute_recursive_add(process_modes_tree, cpu_tree); |
665 | lttv_attribute_recursive_add(trace_cpu_tree, cpu_tree); |
b445142a |
666 | } |
f95bc830 |
667 | lttv_attribute_recursive_add(trace_modes_tree, process_modes_tree); |
668 | } |
669 | } |
670 | |
671 | |
d3e01c7a |
672 | gboolean lttv_stats_sum_traceset_hook(void *hook_data, void *call_data) |
673 | { |
674 | lttv_stats_sum_traceset((LttvTracesetStats *)call_data); |
675 | return 0; |
676 | } |
677 | |
f95bc830 |
678 | void |
679 | lttv_stats_sum_traceset(LttvTracesetStats *self) |
680 | { |
681 | LttvTraceset *traceset = self->parent.parent.ts; |
d3e01c7a |
682 | LttvAttribute *sum_container = self->stats; |
f95bc830 |
683 | |
684 | LttvTraceStats *tcs; |
685 | |
686 | int i, nb_trace; |
687 | |
688 | LttvAttribute *main_tree, *trace_modes_tree, *traceset_modes_tree; |
689 | |
690 | LttvAttributeValue value; |
691 | |
d3e01c7a |
692 | lttv_attribute_find(sum_container, LTTV_STATS_SUMMED, |
f95bc830 |
693 | LTTV_UINT, &value); |
694 | if(*(value.v_uint) != 0) return; |
695 | *(value.v_uint) = 1; |
696 | |
d3e01c7a |
697 | traceset_modes_tree = lttv_attribute_find_subdir(sum_container, |
f95bc830 |
698 | LTTV_STATS_MODES); |
699 | nb_trace = lttv_traceset_number(traceset); |
700 | |
701 | for(i = 0 ; i < nb_trace ; i++) { |
702 | tcs = (LttvTraceStats *)(self->parent.parent.traces[i]); |
703 | lttv_stats_sum_trace(tcs); |
704 | main_tree = tcs->stats; |
705 | trace_modes_tree = lttv_attribute_find_subdir(main_tree, LTTV_STATS_MODES); |
b445142a |
706 | lttv_attribute_recursive_add(traceset_modes_tree, trace_modes_tree); |
707 | } |
b445142a |
708 | } |
709 | |
710 | |
d3e01c7a |
711 | // Hook wrapper. call_data is a traceset context. |
712 | gint lttv_stats_hook_add_event_hooks(void *hook_data, void *call_data) |
713 | { |
714 | LttvTracesetStats *tss = (LttvTracesetStats*)call_data; |
715 | |
716 | lttv_stats_add_event_hooks(tss); |
717 | |
718 | return 0; |
719 | } |
720 | |
b445142a |
721 | lttv_stats_add_event_hooks(LttvTracesetStats *self) |
722 | { |
723 | LttvTraceset *traceset = self->parent.parent.ts; |
724 | |
dbb7bb09 |
725 | guint i, j, k, nb_trace, nb_tracefile; |
b445142a |
726 | |
727 | LttFacility *f; |
728 | |
729 | LttEventType *et; |
730 | |
731 | LttvTraceStats *ts; |
732 | |
733 | LttvTracefileStats *tfs; |
734 | |
735 | void *hook_data; |
736 | |
737 | GArray *hooks, *before_hooks, *after_hooks; |
738 | |
739 | LttvTraceHook hook; |
740 | |
741 | LttvAttributeValue val; |
742 | |
743 | nb_trace = lttv_traceset_number(traceset); |
744 | for(i = 0 ; i < nb_trace ; i++) { |
745 | ts = (LttvTraceStats *)self->parent.parent.traces[i]; |
746 | |
747 | /* Find the eventtype id for the following events and register the |
748 | associated by id hooks. */ |
749 | |
750 | hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook)); |
751 | g_array_set_size(hooks, 7); |
752 | |
753 | lttv_trace_find_hook(ts->parent.parent.t, "core","syscall_entry", |
754 | "syscall_id", NULL, NULL, before_syscall_entry, |
755 | &g_array_index(hooks, LttvTraceHook, 0)); |
756 | |
757 | lttv_trace_find_hook(ts->parent.parent.t, "core", "syscall_exit", NULL, |
758 | NULL, NULL, before_syscall_exit, |
759 | &g_array_index(hooks, LttvTraceHook, 1)); |
760 | |
761 | lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_entry", "trap_id", |
762 | NULL, NULL, before_trap_entry, |
763 | &g_array_index(hooks, LttvTraceHook, 2)); |
764 | |
765 | lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_exit", NULL, NULL, |
766 | NULL, before_trap_exit, &g_array_index(hooks, LttvTraceHook, 3)); |
767 | |
768 | lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_entry", "irq_id", |
769 | NULL, NULL, before_irq_entry, &g_array_index(hooks, LttvTraceHook, 4)); |
770 | |
771 | lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_exit", NULL, NULL, |
772 | NULL, before_irq_exit, &g_array_index(hooks, LttvTraceHook, 5)); |
773 | |
774 | lttv_trace_find_hook(ts->parent.parent.t, "core", "schedchange", "in", |
775 | "out", "out_state", before_schedchange, |
776 | &g_array_index(hooks, LttvTraceHook, 6)); |
777 | |
778 | before_hooks = hooks; |
779 | |
780 | hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook)); |
781 | g_array_set_size(hooks, 8); |
782 | |
783 | lttv_trace_find_hook(ts->parent.parent.t, "core","syscall_entry", |
784 | "syscall_id", NULL, NULL, after_syscall_entry, |
785 | &g_array_index(hooks, LttvTraceHook, 0)); |
786 | |
787 | lttv_trace_find_hook(ts->parent.parent.t, "core", "syscall_exit", NULL, |
788 | NULL, NULL, after_syscall_exit, |
789 | &g_array_index(hooks, LttvTraceHook, 1)); |
790 | |
791 | lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_entry", "trap_id", |
792 | NULL, NULL, after_trap_entry, &g_array_index(hooks, LttvTraceHook, 2)); |
793 | |
794 | lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_exit", NULL, NULL, |
795 | NULL, after_trap_exit, &g_array_index(hooks, LttvTraceHook, 3)); |
796 | |
797 | lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_entry", "irq_id", |
798 | NULL, NULL, after_irq_entry, &g_array_index(hooks, LttvTraceHook, 4)); |
799 | |
800 | lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_exit", NULL, NULL, |
801 | NULL, after_irq_exit, &g_array_index(hooks, LttvTraceHook, 5)); |
802 | |
803 | lttv_trace_find_hook(ts->parent.parent.t, "core", "process_fork", |
804 | "child_pid", NULL, NULL, process_fork, |
805 | &g_array_index(hooks, LttvTraceHook, 6)); |
806 | |
807 | lttv_trace_find_hook(ts->parent.parent.t, "core", "process_exit", NULL, |
808 | NULL, NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 7)); |
809 | |
810 | after_hooks = hooks; |
811 | |
359b2948 |
812 | /* Add these hooks to each event_by_id hooks list */ |
b445142a |
813 | |
dbb7bb09 |
814 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.parent.t) + |
815 | ltt_trace_per_cpu_tracefile_number(ts->parent.parent.t); |
b445142a |
816 | |
dbb7bb09 |
817 | for(j = 0 ; j < nb_tracefile ; j++) { |
818 | tfs = LTTV_TRACEFILE_STATS(ts->parent.parent.tracefiles[j]); |
359b2948 |
819 | lttv_hooks_add(tfs->parent.parent.event, every_event, NULL, |
820 | LTTV_PRIO_DEFAULT); |
b445142a |
821 | |
822 | for(k = 0 ; k < before_hooks->len ; k++) { |
823 | hook = g_array_index(before_hooks, LttvTraceHook, k); |
824 | lttv_hooks_add(lttv_hooks_by_id_find( |
359b2948 |
825 | tfs->parent.parent.event_by_id, |
826 | hook.id), hook.h, &g_array_index(before_hooks, LttvTraceHook, k), |
827 | LTTV_PRIO_STATS_BEFORE_STATE); |
b445142a |
828 | } |
829 | for(k = 0 ; k < after_hooks->len ; k++) { |
830 | hook = g_array_index(after_hooks, LttvTraceHook, k); |
831 | lttv_hooks_add(lttv_hooks_by_id_find( |
359b2948 |
832 | tfs->parent.parent.event_by_id, |
833 | hook.id), hook.h, &g_array_index(after_hooks, LttvTraceHook, k), |
834 | LTTV_PRIO_STATS_AFTER_STATE); |
b445142a |
835 | } |
836 | } |
837 | lttv_attribute_find(self->parent.parent.a, LTTV_STATS_BEFORE_HOOKS, |
838 | LTTV_POINTER, &val); |
839 | *(val.v_pointer) = before_hooks; |
840 | lttv_attribute_find(self->parent.parent.a, LTTV_STATS_AFTER_HOOKS, |
841 | LTTV_POINTER, &val); |
842 | *(val.v_pointer) = after_hooks; |
843 | } |
b445142a |
844 | } |
845 | |
d3e01c7a |
846 | // Hook wrapper. call_data is a traceset context. |
847 | gint lttv_stats_hook_remove_event_hooks(void *hook_data, void *call_data) |
848 | { |
849 | LttvTracesetStats *tss = (LttvTracesetStats*)call_data; |
850 | |
851 | lttv_stats_remove_event_hooks(tss); |
852 | |
853 | return 0; |
854 | } |
b445142a |
855 | |
856 | lttv_stats_remove_event_hooks(LttvTracesetStats *self) |
857 | { |
858 | LttvTraceset *traceset = self->parent.parent.ts; |
859 | |
dbb7bb09 |
860 | guint i, j, k, nb_trace, nb_tracefile; |
b445142a |
861 | |
862 | LttvTraceStats *ts; |
863 | |
864 | LttvTracefileStats *tfs; |
865 | |
866 | void *hook_data; |
867 | |
868 | GArray *before_hooks, *after_hooks; |
869 | |
870 | LttvTraceHook hook; |
871 | |
872 | LttvAttributeValue val; |
873 | |
874 | nb_trace = lttv_traceset_number(traceset); |
875 | for(i = 0 ; i < nb_trace ; i++) { |
876 | ts = LTTV_TRACE_STATS(self->parent.parent.traces[i]); |
877 | lttv_attribute_find(self->parent.parent.a, LTTV_STATS_BEFORE_HOOKS, |
878 | LTTV_POINTER, &val); |
879 | before_hooks = *(val.v_pointer); |
880 | lttv_attribute_find(self->parent.parent.a, LTTV_STATS_AFTER_HOOKS, |
881 | LTTV_POINTER, &val); |
882 | after_hooks = *(val.v_pointer); |
883 | |
359b2948 |
884 | /* Remove these hooks from each event_by_id hooks list */ |
b445142a |
885 | |
dbb7bb09 |
886 | nb_tracefile = ltt_trace_control_tracefile_number(ts->parent.parent.t) + |
887 | ltt_trace_per_cpu_tracefile_number(ts->parent.parent.t); |
b445142a |
888 | |
dbb7bb09 |
889 | for(j = 0 ; j < nb_tracefile ; j++) { |
890 | tfs = LTTV_TRACEFILE_STATS(ts->parent.parent.tracefiles[j]); |
359b2948 |
891 | lttv_hooks_remove_data(tfs->parent.parent.event, every_event, |
b445142a |
892 | NULL); |
893 | |
894 | for(k = 0 ; k < before_hooks->len ; k++) { |
895 | hook = g_array_index(before_hooks, LttvTraceHook, k); |
896 | lttv_hooks_remove_data( |
359b2948 |
897 | lttv_hooks_by_id_find(tfs->parent.parent.event_by_id, |
b445142a |
898 | hook.id), hook.h, &g_array_index(before_hooks, LttvTraceHook, k)); |
899 | } |
900 | for(k = 0 ; k < after_hooks->len ; k++) { |
901 | hook = g_array_index(after_hooks, LttvTraceHook, k); |
902 | lttv_hooks_remove_data( |
359b2948 |
903 | lttv_hooks_by_id_find(tfs->parent.parent.event_by_id, |
b445142a |
904 | hook.id), hook.h, &g_array_index(after_hooks, LttvTraceHook, k)); |
905 | } |
906 | } |
2a2fa4f0 |
907 | g_debug("lttv_stats_remove_event_hooks()"); |
b445142a |
908 | g_array_free(before_hooks, TRUE); |
909 | g_array_free(after_hooks, TRUE); |
910 | } |
9f797243 |
911 | } |
08b1c66e |
912 | |
913 | |
914 | static void module_init() |
915 | { |
916 | LTTV_STATS_PROCESS_UNKNOWN = g_quark_from_string("unknown process"); |
917 | LTTV_STATS_PROCESSES = g_quark_from_string("processes"); |
918 | LTTV_STATS_CPU = g_quark_from_string("cpu"); |
919 | LTTV_STATS_MODE_TYPES = g_quark_from_string("mode_types"); |
920 | LTTV_STATS_MODES = g_quark_from_string("modes"); |
921 | LTTV_STATS_SUBMODES = g_quark_from_string("submodes"); |
922 | LTTV_STATS_EVENT_TYPES = g_quark_from_string("event_types"); |
923 | LTTV_STATS_CPU_TIME = g_quark_from_string("cpu time"); |
924 | LTTV_STATS_ELAPSED_TIME = g_quark_from_string("elapsed time"); |
925 | LTTV_STATS_EVENTS = g_quark_from_string("events"); |
926 | LTTV_STATS_EVENTS_COUNT = g_quark_from_string("events count"); |
927 | LTTV_STATS_BEFORE_HOOKS = g_quark_from_string("saved stats before hooks"); |
928 | LTTV_STATS_AFTER_HOOKS = g_quark_from_string("saved stats after hooks"); |
f95bc830 |
929 | LTTV_STATS_USE_COUNT = g_quark_from_string("stats_use_count"); |
930 | LTTV_STATS = g_quark_from_string("statistics"); |
931 | LTTV_STATS_TRACEFILES = g_quark_from_string("tracefiles statistics"); |
932 | LTTV_STATS_SUMMED = g_quark_from_string("statistics summed"); |
08b1c66e |
933 | } |
934 | |
935 | static void module_destroy() |
936 | { |
937 | } |
938 | |
939 | |
940 | LTTV_MODULE("stats", "Compute processes statistics", \ |
941 | "Accumulate statistics for event types, processes and CPUs", \ |
942 | module_init, module_destroy, "state"); |
f95bc830 |
943 | |
944 | /* Change the places where stats are called (create/read/write stats) |
945 | |
946 | Check for options in batchtest.c to reduce writing and see what tests are |
947 | best candidates for performance analysis. Once OK, commit, move to main |
948 | and run tests. Update the gui for statistics. */ |