src/bin/top.c

26  * Keeps track of a single thread's times
35  * Keeps track of all the threads' times
64 grow(thread_time_list_t *times)
68 	if (times->nthreads == times->maxthreads) {
69 		times->thread_times = realloc(times->thread_times,
70 									  (sizeof(times->thread_times[0]) *
71 									   (times->nthreads + 1)));
72 		times->maxthreads = times->nthreads + 1;
74 	i = times->nthreads;
75 	times->thread_times[i].thid = -1;
76 	times->thread_times[i].user_time = 0;
77 	times->thread_times[i].kernel_time = 0;
78 	times->nthreads++;
82 init_times(thread_time_list_t *times)
88 			*times = freelist[i];
97 free_times(thread_time_list_t *times)
103 			freelist[i] = *times;
165 	thread_time_list_t times;
185 	init_times(&times);
206 			grow(&times);
207 			times.thread_times[k].thid = new->thread_times[j].thid;
208 			times.thread_times[k].user_time = (new->thread_times[j].user_time -
210 			times.thread_times[k].kernel_time = (new->thread_times[j].kernel_time -
214 			grow(&times);
215 			times.thread_times[k].thid = new->thread_times[j].thid;
216 			times.thread_times[k].user_time = new->thread_times[j].user_time;
217 			times.thread_times[k].kernel_time = new->thread_times[j].kernel_time;
220 			total = (times.thread_times[k].user_time +
221 					 times.thread_times[k].kernel_time);
223 			utotal += times.thread_times[k].user_time;
224 			ktotal += times.thread_times[k].kernel_time;
232 	qsort(times.thread_times, times.nthreads,
233 		  sizeof(times.thread_times[0]), comparetime);
245 	for (i = 0; i < times.nthreads; i++) {
247 		if (get_thread_info(times.thread_times[i].thid, &t) < B_NO_ERROR) {
265 		total = (times.thread_times[i].user_time +
266 				 times.thread_times[i].kernel_time);
271 			ktotal += times.thread_times[i].kernel_time;
272 			utotal += times.thread_times[i].user_time;
277 				   times.thread_times[i].thid,
279 				   (double)(times.thread_times[i].user_time / 1000),
280 				   (double)(times.thread_times[i].kernel_time / 1000),
287 	free_times(&times);
349 	thread_time_list_t times;
356 	init_times(&times);
368 			grow(&times);
369 			times.thread_times[i].thid = t.thread;
370 			times.thread_times[i].user_time = t.user_time;
371 			times.thread_times[i].kernel_time = t.kernel_time;
380 		compare(old, &times, old_busy, *busy_wait_time,
384 	return (times);
399 			" -n ntimes,   display `ntimes' times before exiting\n");