1 /* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2003-2004 Michel Dagenais
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;
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.
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,
19 /* This module inserts a hook in the program main loop. This hook processes
20 all the events in the main tracefile while testing the speed and
21 functionality of the state and stats computations. */
29 #include <lttv/lttv.h>
30 #include <lttv/attribute.h>
31 #include <lttv/hook.h>
32 #include <lttv/option.h>
33 #include <lttv/module.h>
34 #include <lttv/state.h>
35 #include <lttv/traceset.h>
36 #include <lttv/traceset-process.h>
38 #define __UNUSED__ __attribute__((__unused__))
40 static LttvTraceset
*traceset
;
56 static char *a_dump_tracefiles
;
58 static char *a_save_sample
;
81 static GQuark QUARK_BLOCK_START
,
84 LttEventPosition
*a_event_position
;
86 typedef struct _save_state
{
97 static void lttv_trace_option(void __UNUSED__
*hook_data
)
102 trace
= ltt_trace_open(a_trace
);
104 g_critical("cannot open trace %s", a_trace
);
106 lttv_traceset_add(traceset
, lttv_trace_new(trace
));
110 if(lttv_traceset_add_path(traceset
, a_trace
) < 0) {
111 g_critical("cannot open trace %s", a_trace
);
115 static double get_time()
119 g_get_current_time(>
);
120 return gt
.tv_sec
+ (double)gt
.tv_usec
/ (double)1000000.0;
123 static double run_one_test(LttvTracesetState
*ts
, LttTime start
, LttTime end
)
129 //lttv_traceset_context_add_hooks(&ts->parent,
130 //before_traceset, after_traceset, NULL, before_trace, after_trace,
131 //NULL, before_tracefile, after_tracefile, NULL, before_event, after_event);
132 lttv_process_traceset_begin(&ts
->parent
,
139 for(i
= 0 ; i
< lttv_traceset_number(traceset
) ; i
++) {
140 ((LttvTraceState
*)(ts
->parent
.traces
[i
]))->save_interval
=a_save_interval
;
144 lttv_state_traceset_seek_time_closest(ts
, start
);
145 //lttv_process_traceset(&ts->parent, end, G_MAXULONG);
146 lttv_process_traceset_middle(&ts
->parent
,
152 //lttv_traceset_context_remove_hooks(&ts->parent,
153 //before_traceset, after_traceset, NULL, before_trace, after_trace,
154 //NULL, before_tracefile, after_tracefile, NULL, before_event, after_event);
155 lttv_process_traceset_end(&ts
->parent
,
166 gboolean
trace_event(void __UNUSED__
*hook_data
, void *call_data
)
168 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
170 guint nb_block
, offset
;
175 LttEvent
*e
= ltt_tracefile_get_event(tfs
->parent
.tf
);
176 ltt_event_position(e
, a_event_position
);
177 ltt_event_position_get(a_event_position
, &tf
, &nb_block
, &offset
, &tsc
);
178 fprintf(stderr
, "Event %s %lu.%09lu [%u 0x%x tsc %" PRIu64
"]\n",
179 g_quark_to_string(marker_get_info_from_id(tf
->mdata
,
180 ltt_event_id(e
))->name
),
181 tfs
->parent
.timestamp
.tv_sec
, tfs
->parent
.timestamp
.tv_nsec
,
182 nb_block
, offset
, tsc
);
186 static LttTime count_previous_time
= { 0, 0 };
188 gboolean
count_event(void *hook_data
, void __UNUSED__
*call_data
)
190 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
191 LttTracefile
*tracefile
= tfs
->parent
.tf
;
192 guint nb_block
, offset
;
193 LttTracefile
*tf_pos
;
195 LttEvent
* event
= ltt_tracefile_get_event(tracefile
);
197 guint
*pcount
= (guint
*)hook_data
;
201 time
= ltt_event_time(event
);
202 ltt_event_position(event
, a_event_position
);
203 ltt_event_position_get(a_event_position
, &tf_pos
, &nb_block
, &offset
, &tsc
);
205 if(ltt_time_compare(time
, count_previous_time
) < 0) {
206 g_warning("Time decreasing trace %s tracefile %s cpu %u position %u/0x%x",
207 g_quark_to_string(ltt_trace_name(ltt_tracefile_get_trace(tracefile
))),
208 g_quark_to_string(ltt_tracefile_name(tracefile
)),
209 tfs
->cpu
, nb_block
, offset
);
210 g_warning("last time %lu.%lu vs current %lu.%lu",
211 count_previous_time
.tv_sec
, count_previous_time
.tv_nsec
,
212 time
.tv_sec
, time
.tv_nsec
);
214 count_previous_time
= time
;
222 gboolean
save_state_copy_event(void *hook_data
, void *call_data
)
224 SaveState __UNUSED__
*save_state
= (SaveState
*)hook_data
;
226 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
228 LttvTraceState
*ts
= (LttvTraceState
*)tfs
->parent
.t_context
;
230 LttEvent
*e
= ltt_tracefile_get_event(tfs
->parent
.tf
);
236 if(ts
->nb_event
== 0 &&
237 marker_get_info_from_id(tfs
->parent
.tf
->mdata
, e
->event_id
)->name
238 == QUARK_BLOCK_START
) {
239 if(a_save_sample
!= NULL
) {
240 filename
= g_string_new("");
241 g_string_printf(filename
, "%s.copy.%lu.%09lu.xml", a_save_sample
,
242 tfs
->parent
.timestamp
.tv_sec
, tfs
->parent
.timestamp
.tv_nsec
);
243 fp
= fopen(filename
->str
, "w");
244 if(fp
== NULL
) g_error("Cannot open %s", filename
->str
);
245 g_string_free(filename
, TRUE
);
246 lttv_state_write(ts
, tfs
->parent
.timestamp
, fp
);
248 } //else lttv_state_write(ts, tfs->parent.timestamp, save_state->fp);
254 gboolean
save_state_event(void *hook_data
, void *call_data
)
256 SaveState
*save_state
= (SaveState
*)hook_data
;
258 LttvTracefileState
*tfs
= (LttvTracefileState
*)call_data
;
260 LttvTraceState
*ts
= (LttvTraceState
*)tfs
->parent
.t_context
;
266 (save_state
->count
)++;
267 if(save_state
->count
% save_state
->interval
== 0 &&
268 save_state
->position
< save_state
->size
) {
269 if(a_save_sample
!= NULL
) {
270 filename
= g_string_new("");
271 g_string_printf(filename
, "%s.%u.xml.%u", a_save_sample
,
272 save_state
->position
, save_state
->version
);
273 fp
= fopen(filename
->str
, "w");
274 if(fp
== NULL
) g_error("Cannot open %s", filename
->str
);
275 g_string_free(filename
, TRUE
);
276 lttv_state_write(ts
, tfs
->parent
.timestamp
, fp
);
278 } //else lttv_state_write(ts, tfs->parent.timestamp, save_state->fp);
280 save_state
->write_time
[save_state
->position
] = tfs
->parent
.timestamp
;
281 save_state
->position
++;
287 static void sanitize_name(gchar
*name
)
289 while(*name
!= '\0') {
290 if(*name
== '/') *name
= '_';
297 static void compute_tracefile(LttTracefile
*tracefile
, void *hook_data
)
300 guint nb_equal
, nb_block
, offset
;
303 LttTime time
, previous_time
;
304 LttEvent
*event
= ltt_tracefile_get_event(tracefile
);
305 //LttEventType *event_type;
306 struct marker_info
*minfo
;
308 gchar mod_name
[PATH_MAX
];
310 /* start_count is always initialized in this function _if_ there is always
311 * a block_start before a block_end.
313 //long long unsigned cycle_count, start_count=0, delta_cycle;
316 filename
= g_string_new("");
317 strcpy(mod_name
, g_quark_to_string(ltt_tracefile_name(tracefile
)));
319 sanitize_name(mod_name
);
321 g_warning("test %s test", g_quark_to_string(ltt_tracefile_name(tracefile
)));
322 g_string_printf(filename
, "%s.%s.%u.trace", a_dump_tracefiles
,
323 mod_name
, ltt_tracefile_cpu(tracefile
));
324 fp
= fopen(filename
->str
, "w");
325 if(fp
== NULL
) g_error("Cannot open %s", filename
->str
);
326 g_string_free(filename
, TRUE
);
327 err
= ltt_tracefile_seek_time(tracefile
, ltt_time_zero
);
330 previous_time
= ltt_time_zero
;
334 LttTracefile
*tf_pos
;
335 //event_type = ltt_event_eventtype(event);
336 minfo
= marker_get_info_from_id(tracefile
->mdata
,
337 ltt_event_id(event
));
338 time
= ltt_event_time(event
);
339 ltt_event_position(event
, a_event_position
);
340 ltt_event_position_get(a_event_position
, &tf_pos
, &nb_block
, &offset
, &tsc
);
341 //fprintf(fp,"%s.%s: %llu %lu.%09lu position %u/%u\n",
342 fprintf(fp
, "%s: %" PRIu64
" %lu.%09lu position %u/%u, tracefile %s\n",
343 g_quark_to_string(minfo
->name
),
344 tsc
, (unsigned long)time
.tv_sec
,
345 (unsigned long)time
.tv_nsec
,
347 g_quark_to_string(ltt_tracefile_name(tracefile
)));
349 if(ltt_time_compare(time
, previous_time
) < 0) {
350 g_warning("Time decreasing trace %s tracefile %s cpu %u position %u/0x%x",
351 g_quark_to_string(ltt_trace_name(ltt_tracefile_get_trace(tracefile
))),
352 g_quark_to_string(ltt_tracefile_name(tracefile
)),
353 ltt_tracefile_cpu(tracefile
), nb_block
, offset
);
354 g_warning("last time %lu.%lu vs current %lu.%lu",
355 previous_time
.tv_sec
, previous_time
.tv_nsec
,
356 time
.tv_sec
, time
.tv_nsec
);
360 if(ltt_eventtype_name(event_type
) == QUARK_BLOCK_START
) {
361 start_count
= cycle_count
;
364 else if(ltt_eventtype_name(event_type
) == QUARK_BLOCK_END
) {
365 delta_cycle
= cycle_count
- start_count
;
366 end_nsec_sec
= (long long unsigned)time
.tv_sec
* (long long unsigned)1000000000;
367 end_nsec_nsec
= time
.tv_nsec
;
368 end_nsec
= end_nsec_sec
+ end_nsec_nsec
;
369 start_nsec
= (long long unsigned)start_time
.tv_sec
* (long long unsigned)1000000000 + (long long unsigned)start_time
.tv_nsec
;
370 delta_nsec
= end_nsec
- start_nsec
;
371 cycle_per_nsec
= (double)delta_cycle
/ (double)delta_nsec
;
372 nsec_per_cycle
= (double)delta_nsec
/ (double)delta_cycle
;
373 added_nsec
= (double)delta_cycle
* nsec_per_cycle
;
374 interpolated_nsec
= start_nsec
+ added_nsec
;
375 added_nsec2
= (double)delta_cycle
/ cycle_per_nsec
;
376 interpolated_nsec2
= start_nsec
+ added_nsec2
;
378 fprintf(fp
,"Time: start_count %llu, end_count %llu, delta_cycle %llu, start_nsec %llu, end_nsec_sec %llu, end_nsec_nsec %llu, end_nsec %llu, delta_nsec %llu, cycle_per_nsec %.25f, nsec_per_cycle %.25f, added_nsec %llu, added_nsec2 %llu, interpolated_nsec %llu, interpolated_nsec2 %llu\n", start_count
, cycle_count
, delta_cycle
, start_nsec
, end_nsec_sec
, end_nsec_nsec
, end_nsec
, delta_nsec
, cycle_per_nsec
, nsec_per_cycle
, added_nsec
, added_nsec2
, interpolated_nsec
, interpolated_nsec2
);
382 if(ltt_time_compare(time
, previous_time
) == 0)
384 else if(nb_equal
> 0) {
385 g_warning("Consecutive %d events with time %lu.%09lu",
386 nb_equal
+ 1, previous_time
.tv_sec
, previous_time
.tv_nsec
);
389 previous_time
= time
;
391 } while((!ltt_tracefile_read(tracefile
)));
397 // TODO mdenis: adapt to babeltrace
398 static gboolean
process_traceset(void __UNUSED__
*hook_data
,
399 void __UNUSED__
*call_data
)
402 LttvTracesetStats
*tscs
;
404 LttvTracesetState
*ts
;
406 LttvTracesetContext
*tc
;
412 //guint count, nb_control, nb_tracefile, nb_block, nb_event;
413 //guint i, j, count, nb_control, nb_tracefile, nb_block, nb_event, nb_equal;
416 LttTime max_time
= { G_MAXULONG
, G_MAXULONG
};
421 a_event_position
= ltt_event_position_new();
423 GData
**tracefiles_groups
;
425 struct compute_tracefile_group_args args
;
427 args
.func
= compute_tracefile
;
428 args
.func_args
= NULL
;
430 if(a_dump_tracefiles
!= NULL
) {
431 for(i
= 0 ; i
< lttv_traceset_number(traceset
) ; i
++) {
432 trace
= lttv_trace(lttv_traceset_get(traceset
, i
));
433 tracefiles_groups
= ltt_trace_get_tracefiles_groups(trace
);
435 g_datalist_foreach(tracefiles_groups
,
436 (GDataForeachFunc
)compute_tracefile_group
, &args
);
442 tscs
= g_object_new(LTTV_TRACESET_STATS_TYPE
, NULL
);
444 tc
= &tscs
->parent
.parent
;
446 lttv_context_init(tc
, traceset
);
448 /* For each case compute and print the elapsed time.
449 The first case is simply to run through all events with a
452 if(a_test1
|| a_test_all
) {
454 lttv_hooks_add(event_hook
, count_event
, &count
, LTTV_PRIO_DEFAULT
);
455 t
= run_one_test(ts
, ltt_time_zero
, max_time
);
456 lttv_hooks_remove_data(event_hook
, count_event
, &count
);
457 g_message("Processing trace while counting events (%u events in %g seconds)",
461 /* Run through all events computing the state. */
463 if(a_test2
|| a_test_all
) {
464 lttv_state_add_event_hooks(ts
);
465 t
= run_one_test(ts
, ltt_time_zero
, max_time
);
466 lttv_state_remove_event_hooks(ts
);
467 g_message("Processing trace while updating state (%g seconds)", t
);
470 /* Run through all events computing the state and writing it out
473 SaveState save_state
;
475 save_state
.interval
= a_sample_interval
;
476 save_state
.size
= a_sample_number
;
477 save_state
.fp
= stderr
;
478 save_state
.write_time
= g_new(LttTime
, a_sample_number
);
481 if(a_test3
|| a_test_all
) {
482 for(i
= 0 ; i
< 2 ; i
++) {
483 save_state
.count
= 0;
484 save_state
.position
= 0;
485 save_state
.version
= i
;
486 lttv_state_add_event_hooks(ts
);
487 lttv_hooks_add(event_hook
, save_state_event
, &save_state
,
489 t
= run_one_test(ts
, ltt_time_zero
, max_time
);
490 lttv_state_remove_event_hooks(ts
);
491 lttv_hooks_remove_data(event_hook
, save_state_event
, &save_state
);
492 g_warning("Processing while updating/writing state (%g seconds)", t
);
496 /* Run through all events computing the stats. */
498 if(a_test4
|| a_test_all
) {
499 if(lttv_profile_memory
) {
500 g_message("Memory summary before computing stats");
504 lttv_stats_add_event_hooks(tscs
);
505 t
= run_one_test(ts
, ltt_time_zero
, max_time
);
506 lttv_stats_remove_event_hooks(tscs
);
507 g_message("Processing trace while counting stats (%g seconds)", t
);
509 if(lttv_profile_memory
) {
510 g_message("Memory summary after computing stats");
514 lttv_stats_sum_traceset(tscs
, ltt_time_infinite
);
516 if(lttv_profile_memory
) {
517 g_message("Memory summary after summing stats");
521 lttv_context_fini(tc
);
522 lttv_context_init(tc
, traceset
);
524 if(lttv_profile_memory
) {
525 g_message("Memory summary after cleaning up the stats");
530 /* Run through all events computing the state and stats. */
532 if(a_test5
|| a_test_all
) {
533 if(lttv_profile_memory
) {
534 g_message("Memory summary before computing state and stats");
538 lttv_state_add_event_hooks(ts
);
539 lttv_stats_add_event_hooks(tscs
);
540 t
= run_one_test(ts
, ltt_time_zero
, max_time
);
541 lttv_state_remove_event_hooks(ts
);
542 lttv_stats_remove_event_hooks(tscs
);
543 g_message("Processing trace while counting state and stats (%g seconds)", t
);
545 if(lttv_profile_memory
) {
546 g_message("Memory summary after computing and state and stats");
550 lttv_context_fini(tc
);
551 lttv_context_init(tc
, traceset
);
553 if(lttv_profile_memory
) {
554 g_message("Memory summary after cleaning up the stats");
559 /* Run through all events computing and saving the state. */
561 if(a_trace_event
) lttv_hooks_add(event_hook
, trace_event
, NULL
,
564 if(a_test6
|| a_test_all
) {
565 if(lttv_profile_memory
) {
566 g_message("Memory summary before computing and saving state");
570 lttv_state_add_event_hooks(ts
);
571 lttv_state_save_add_event_hooks(ts
);
572 if(a_save_state_copy
)
573 lttv_hooks_add(event_hook
, save_state_copy_event
, &save_state
,
575 t
= run_one_test(ts
, ltt_time_zero
, max_time
);
576 lttv_state_remove_event_hooks(ts
);
577 lttv_state_save_remove_event_hooks(ts
);
578 if(a_save_state_copy
)
579 lttv_hooks_remove_data(event_hook
,save_state_copy_event
, &save_state
);
581 g_message("Processing trace while updating/saving state (%g seconds)", t
);
583 if(lttv_profile_memory
) {
584 g_message("Memory summary after computing/saving state");
589 /* Seek a few times to each saved position */
591 if((a_test7
&& a_test3
) || a_test_all
) {
592 g_assert(a_seek_number
>= 0);
593 for(i
= 0 ; i
< (guint
)a_seek_number
; i
++) {
594 gint reverse_j
; /* just to make sure j is unsigned */
595 for(reverse_j
= save_state
.position
- 1 ; reverse_j
>= 0 ; reverse_j
--) {
596 j
= (guint
)reverse_j
;
597 lttv_state_add_event_hooks(ts
);
598 t
= run_one_test(ts
, save_state
.write_time
[j
],
599 save_state
.write_time
[j
]);
600 lttv_state_remove_event_hooks(ts
);
601 g_message("Seeking to %lu.%lu (%g seconds)",
602 save_state
.write_time
[j
].tv_sec
,
603 save_state
.write_time
[j
].tv_nsec
, t
);
605 if(a_save_sample
!= NULL
) {
606 filename
= g_string_new("");
607 g_string_printf(filename
, "%s.%d.xml.bak%d", a_save_sample
, j
, i
);
608 fp
= fopen(filename
->str
, "w");
609 if(fp
== NULL
) g_error("Cannot open %s", filename
->str
);
610 g_string_free(filename
, TRUE
);
611 lttv_state_write((LttvTraceState
*)tc
->traces
[0],
612 save_state
.write_time
[j
], fp
);
615 //else lttv_state_write((LttvTraceState *)tc->traces[0],
616 // save_state.write_time[j], save_state.fp);
621 /* Seek at specified interval, using states computed in 6, making
622 * sure that there is no more than the number of events between
623 * state save interval to read before getting there.
626 if((a_test8
&& a_test6
) || a_test_all
) {
627 g_message("Running test 8 : check save interval");
628 LttTime time
= tc
->time_span
.start_time
;
631 interval
.tv_nsec
= 175674987;
634 while(ltt_time_compare(time
, tc
->time_span
.end_time
) < 0) {
635 //g_message("Seeking at time %u.%u", time.tv_sec, time.tv_nsec);
636 lttv_process_traceset_seek_time(&ts
->parent
, ltt_time_zero
);
637 lttv_state_traceset_seek_time_closest(ts
, time
);
638 /* We add no hook to the traceset, not necessary */
639 count
= lttv_process_traceset_middle(&ts
->parent
,
640 time
, G_MAXUINT
, NULL
);
641 g_info("Number of events to jump over : %u", count
);
643 if(count
> LTTV_STATE_SAVE_INTERVAL
)
644 g_warning("Oops! Save interval is %u and it took %u events to seek to a time %lu.%lu supposed to be closer from the last saved state.",
645 LTTV_STATE_SAVE_INTERVAL
, count
, time
.tv_sec
, time
.tv_nsec
);
646 time
= ltt_time_add(time
, interval
);
651 if(a_test9
|| a_test_all
) {
653 /* Run seek_forward and seek_backward test */
655 LttvTracesetContext
*tsc
= &ts
->parent
;
656 LttvTracesetContextPosition
*saved_pos
=
657 lttv_traceset_context_position_new(tsc
);
658 g_message("Running test 9 : seek_forward and seek_backward");
659 lttv_process_traceset_seek_time(tsc
, ltt_time_zero
);
661 count
= lttv_process_traceset_seek_n_forward(tsc
, 500, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
662 g_assert(count
== 500);
663 lttv_traceset_context_position_save(tsc
, saved_pos
);
665 count
= lttv_process_traceset_seek_n_forward(tsc
, 150000, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
667 g_message("Seek forward 150000 events in %g seconds", t1
- t0
);
668 g_assert(count
== 150000);
670 count
= lttv_process_traceset_seek_n_backward(tsc
, 150000,
671 seek_back_default_offset
, lttv_process_traceset_seek_time
, NULL
,
672 NULL
, NULL
, NULL
, NULL
, NULL
);
674 g_message("Seek backward 150000 events in %g seconds", t1
- t0
);
675 g_assert(count
== 150000);
676 if(lttv_traceset_context_ctx_pos_compare(tsc
, saved_pos
)) {
677 g_warning("Problem with seek_n ! Positions differ. (1)");
680 lttv_process_traceset_seek_n_forward(tsc
, 500, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
681 lttv_traceset_context_position_save(tsc
, saved_pos
);
682 lttv_process_traceset_seek_n_forward(tsc
, 15000, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
683 lttv_process_traceset_seek_n_backward(tsc
, 15005,
684 seek_back_default_offset
, lttv_process_traceset_seek_time
, NULL
,
685 NULL
, NULL
, NULL
, NULL
, NULL
);
686 lttv_process_traceset_seek_n_forward(tsc
, 5, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
687 if(lttv_traceset_context_ctx_pos_compare(tsc
, saved_pos
)) {
688 g_warning("Problem with seek_n ! Positions differ. (2)");
691 lttv_process_traceset_seek_time(tsc
, ltt_time_infinite
);
693 count
= lttv_process_traceset_seek_n_forward(tsc
, 15000, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
695 g_warning("Problem with seek_n ! Forward at end of traceset.");
697 lttv_process_traceset_seek_time(tsc
, ltt_time_infinite
);
699 lttv_traceset_context_position_save(tsc
, saved_pos
);
701 lttv_process_traceset_seek_n_backward(tsc
, 300,
702 seek_back_default_offset
, lttv_process_traceset_seek_time
, NULL
,
703 NULL
, NULL
, NULL
, NULL
, NULL
);
705 g_message("Seek backward 300 events in %g seconds", t1
- t0
);
706 count
= lttv_process_traceset_seek_n_forward(tsc
, 299, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
707 count
= lttv_process_traceset_seek_n_forward(tsc
, 1, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
709 if(lttv_traceset_context_ctx_pos_compare(tsc
, saved_pos
)) {
710 g_warning("Problem with seek_n ! Positions differ. (4)");
713 lttv_traceset_context_position_save(tsc
, saved_pos
);
715 lttv_process_traceset_seek_n_backward(tsc
, 10,
716 seek_back_default_offset
, lttv_process_traceset_seek_time
, NULL
,
717 NULL
, NULL
, NULL
, NULL
, NULL
);
719 g_message("Seek backward 10 events in %g seconds", t1
- t0
);
721 count
= lttv_process_traceset_seek_n_forward(tsc
, 10, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
723 g_message("Seek forward 10 events in %g seconds", t1
- t0
);
726 /* try a volountary error */
727 lttv_process_traceset_seek_time(tsc
, ltt_time_infinite
);
729 lttv_traceset_context_position_save(tsc
, saved_pos
);
730 lttv_process_traceset_seek_n_backward(tsc
, 301,
731 seek_back_default_offset
, lttv_process_traceset_seek_time
, NULL
,
732 NULL
, NULL
, NULL
, NULL
, NULL
);
733 count
= lttv_process_traceset_seek_n_forward(tsc
, 299, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
734 count
= lttv_process_traceset_seek_n_forward(tsc
, 1, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
736 if(lttv_traceset_context_ctx_pos_compare(tsc
, saved_pos
) == 0) {
737 g_warning("Problem with seek_n ! Positions _should_ differ. (5)");
740 /* Try a seek by closest time : Hint : try this one with and without states
742 lttv_process_traceset_seek_time(tsc
, ltt_time_zero
);
743 count
= lttv_process_traceset_seek_n_forward(tsc
, 200000, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
744 lttv_traceset_context_position_save(tsc
, saved_pos
);
746 lttv_process_traceset_seek_n_backward(tsc
, 100301,
747 seek_back_default_offset
,
748 (seek_time_fct
)lttv_state_traceset_seek_time_closest
, NULL
,
749 NULL
, NULL
, NULL
, NULL
, NULL
);
751 g_message("Seek backward 100301 events (with seek closest) in %g seconds",
753 count
= lttv_process_traceset_seek_n_forward(tsc
, 100301, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
755 if(lttv_traceset_context_ctx_pos_compare(tsc
, saved_pos
)) {
756 g_warning("Problem with seek_n with state seek time! Positions differ. (6)");
759 lttv_traceset_context_position_destroy(saved_pos
);
762 if(a_test10
|| a_test_all
) {
763 g_message("Running test 10 : check seek traceset context position");
764 LttvTracesetContext
*tsc
= &ts
->parent
;
765 LttvTracesetContextPosition
*saved_pos
=
766 lttv_traceset_context_position_new(tsc
);
768 lttv_process_traceset_seek_time(tsc
, ltt_time_zero
);
769 lttv_process_traceset_seek_n_forward(tsc
, 200000, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
);
770 lttv_traceset_context_position_save(tsc
, saved_pos
);
771 if(lttv_traceset_context_ctx_pos_compare(tsc
, saved_pos
) != 0)
772 g_critical("Error in seek position. (1)");
774 lttv_process_traceset_seek_time(tsc
, ltt_time_infinite
);
775 lttv_process_traceset_seek_n_backward(tsc
, 500,
776 seek_back_default_offset
, lttv_process_traceset_seek_time
, NULL
,
777 NULL
, NULL
, NULL
, NULL
, NULL
);
778 lttv_traceset_context_position_save(tsc
, saved_pos
);
780 if(lttv_traceset_context_ctx_pos_compare(tsc
, saved_pos
) != 0)
781 g_critical("Error in seek position. (2)");
783 lttv_traceset_context_position_destroy(saved_pos
);
786 if(a_trace_event
) lttv_hooks_remove_data(event_hook
, trace_event
, NULL
);
788 g_free(save_state
.write_time
);
789 g_free(a_event_position
);
790 lttv_context_fini(tc
);
791 g_object_unref(tscs
);
793 if(lttv_profile_memory
) {
794 g_message("Memory summary at the end of batchtest");
798 g_info("BatchTest end process traceset");
805 LttvAttributeValue value
;
807 LttvIAttribute
*attributes
= LTTV_IATTRIBUTE(lttv_global_attributes());
810 g_info("Init batchtest.c");
813 QUARK_BLOCK_START
= g_quark_from_string("block_start");
814 QUARK_BLOCK_END
= g_quark_from_string("block_end");
817 lttv_option_add("trace", 't',
818 "add a trace to the trace set to analyse",
819 "pathname of the directory containing the trace",
820 LTTV_OPT_STRING
, &a_trace
, lttv_trace_option
, NULL
);
822 a_trace_event
= FALSE
;
824 a_dump_tracefiles
= NULL
;
825 lttv_option_add("dump-tracefiles", 'D',
826 "Write event by event the content of tracefiles",
827 "basename for the files where to dump events",
828 LTTV_OPT_STRING
, &a_dump_tracefiles
, NULL
, NULL
);
830 a_save_sample
= NULL
;
831 lttv_option_add("save-sample", 's',
832 "Save state samples to multiple files",
833 "basename for the files containing the state samples",
834 LTTV_OPT_STRING
, &a_save_sample
, NULL
, NULL
);
836 a_save_state_copy
= FALSE
;
837 lttv_option_add("save-state-copy", 'S', "Write the state saved for seeking",
838 "", LTTV_OPT_NONE
, &a_save_state_copy
, NULL
, NULL
);
840 a_save_interval
= 100000;
841 lttv_option_add("save-interval", 'i',
842 "Interval between saving state",
843 "number of events before a block start triggers saving state",
844 LTTV_OPT_INT
, &a_save_interval
, NULL
, NULL
);
846 a_sample_interval
= 100000;
847 lttv_option_add("sample-interval", 'S',
848 "Interval between sampling state",
849 "number of events before sampling and writing state",
850 LTTV_OPT_INT
, &a_sample_interval
, NULL
, NULL
);
852 a_sample_number
= 20;
853 lttv_option_add("sample-number", 'N',
854 "Number of state samples",
856 LTTV_OPT_INT
, &a_sample_number
, NULL
, NULL
);
859 lttv_option_add("seek-number", 'K',
862 LTTV_OPT_INT
, &a_seek_number
, NULL
, NULL
);
865 lttv_option_add("test1", '1', "Test just counting events", "",
866 LTTV_OPT_NONE
, &a_test1
, NULL
, NULL
);
869 lttv_option_add("test2", '2', "Test computing the state", "",
870 LTTV_OPT_NONE
, &a_test2
, NULL
, NULL
);
873 lttv_option_add("test3", '3', "Test computing the state, writing out a few",
874 "", LTTV_OPT_NONE
, &a_test3
, NULL
, NULL
);
877 lttv_option_add("test4", '4', "Test computing the stats", "",
878 LTTV_OPT_NONE
, &a_test4
, NULL
, NULL
);
881 lttv_option_add("test5", '5', "Test computing the state and stats", "",
882 LTTV_OPT_NONE
, &a_test5
, NULL
, NULL
);
885 lttv_option_add("test6", '6', "Test computing and saving the state", "",
886 LTTV_OPT_NONE
, &a_test6
, NULL
, NULL
);
889 lttv_option_add("test7", '7', "Test seeking to positions written out in 3",
890 "", LTTV_OPT_NONE
, &a_test7
, NULL
, NULL
);
893 lttv_option_add("test8", '8', "Test seeking to positions using saved states computed at 6 : check if number of events fits",
894 "", LTTV_OPT_NONE
, &a_test8
, NULL
, NULL
);
897 lttv_option_add("test9", '9', "Test seeking backward/forward positions",
898 "", LTTV_OPT_NONE
, &a_test9
, NULL
, NULL
);
901 lttv_option_add("test10", ' ', "Test seeking traceset by position",
902 "", LTTV_OPT_NONE
, &a_test10
, NULL
, NULL
);
907 lttv_option_add("testall", 'a', "Run all tests ", "",
908 LTTV_OPT_NONE
, &a_test_all
, NULL
, NULL
);
910 traceset
= lttv_traceset_new();
912 before_traceset
= lttv_hooks_new();
913 after_traceset
= lttv_hooks_new();
914 before_trace
= lttv_hooks_new();
915 after_trace
= lttv_hooks_new();
916 before_tracefile
= lttv_hooks_new();
917 after_tracefile
= lttv_hooks_new();
918 //before_event = lttv_hooks_new();
919 //after_event = lttv_hooks_new();
920 event_hook
= lttv_hooks_new();
923 retval
= lttv_iattribute_find_by_path(attributes
, "hooks/traceset/before",
924 LTTV_POINTER
, &value
);
926 *(value
.v_pointer
) = before_traceset
;
927 retval
= lttv_iattribute_find_by_path(attributes
, "hooks/traceset/after",
928 LTTV_POINTER
, &value
);
930 *(value
.v_pointer
) = after_traceset
;
931 retval
= lttv_iattribute_find_by_path(attributes
, "hooks/trace/before",
932 LTTV_POINTER
, &value
);
934 *(value
.v_pointer
) = before_trace
;
935 retval
= lttv_iattribute_find_by_path(attributes
, "hooks/trace/after",
936 LTTV_POINTER
, &value
);
938 *(value
.v_pointer
) = after_trace
;
939 retval
= lttv_iattribute_find_by_path(attributes
, "hooks/tracefile/before",
940 LTTV_POINTER
, &value
);
942 *(value
.v_pointer
) = before_tracefile
;
943 retval
= lttv_iattribute_find_by_path(attributes
, "hooks/tracefile/after",
944 LTTV_POINTER
, &value
);
946 *(value
.v_pointer
) = after_tracefile
;
947 //retval= lttv_iattribute_find_by_path(attributes, "hooks/event/before",
948 // LTTV_POINTER, &value);
949 //*(value.v_pointer) = before_event;
950 //retval= lttv_iattribute_find_by_path(attributes, "hooks/event/after",
951 // LTTV_POINTER, &value);
952 //*(value.v_pointer) = after_event;
953 retval
= lttv_iattribute_find_by_path(attributes
, "hooks/event",
954 LTTV_POINTER
, &value
);
956 *(value
.v_pointer
) = event_hook
;
957 retval
= lttv_iattribute_find_by_path(attributes
, "hooks/main/before",
958 LTTV_POINTER
, &value
);
960 g_assert((main_hooks
= *(value
.v_pointer
)) != NULL
);
961 lttv_hooks_add(main_hooks
, process_traceset
, NULL
, LTTV_PRIO_DEFAULT
);
965 static void destroy()
971 g_info("Destroy batchAnalysis.c");
973 lttv_option_remove("trace");
974 lttv_option_remove("dump-tracefiles");
975 lttv_option_remove("save-sample");
976 lttv_option_remove("save-state-copy");
977 lttv_option_remove("sample-interval");
978 lttv_option_remove("sample-number");
979 lttv_option_remove("seek-number");
980 lttv_option_remove("save-interval");
981 lttv_option_remove("test1");
982 lttv_option_remove("test2");
983 lttv_option_remove("test3");
984 lttv_option_remove("test4");
985 lttv_option_remove("test5");
986 lttv_option_remove("test6");
987 lttv_option_remove("test7");
988 lttv_option_remove("test8");
989 lttv_option_remove("test9");
990 lttv_option_remove("test10");
991 lttv_option_remove("testall");
993 lttv_hooks_destroy(before_traceset
);
994 lttv_hooks_destroy(after_traceset
);
995 lttv_hooks_destroy(before_trace
);
996 lttv_hooks_destroy(after_trace
);
997 lttv_hooks_destroy(before_tracefile
);
998 lttv_hooks_destroy(after_tracefile
);
999 //lttv_hooks_destroy(before_event);
1000 //lttv_hooks_destroy(after_event);
1001 lttv_hooks_destroy(event_hook
);
1002 lttv_hooks_remove_data(main_hooks
, process_traceset
, NULL
);
1004 nb
= lttv_traceset_number(traceset
);
1005 for(i
= 0 ; i
< nb
; i
++) {
1006 trace
= lttv_traceset_get(traceset
, i
);
1007 lttv_traceset_remove(traceset
,i
);
1008 #ifdef BABEL_CLEANUP
1009 ltt_trace_close(lttv_trace(trace
));
1010 lttv_trace_destroy(trace
);
1014 lttv_traceset_destroy(traceset
);
1018 LTTV_MODULE("batchtest", "Batch processing of a trace for tests", \
1019 "Run through a trace calling all the registered hooks for tests", \
1020 init
, destroy
, "state", "stats", "option" )