81 	struct rusage ru;  in main()  local
139 	while (wait4(pid, &status, 0, &ru) != pid) {  in main()
144 			getrusage(RUSAGE_CHILDREN, &ru);  in main()
145 			showtime(stdout, &before_ts, &after, &ru);  in main()
153 	showtime(out, &before_ts, &after, &ru);  in main()
158 		ticks = hz * (ru.ru_utime.tv_sec + ru.ru_stime.tv_sec) +  in main()
159 		     hz * (ru.ru_utime.tv_usec + ru.ru_stime.tv_usec) / 1000000;  in main()
169 			ru.ru_maxrss, "maximum resident set size");  in main()
171 			ru.ru_ixrss / ticks, "average shared memory size");  in main()
173 			ru.ru_idrss / ticks, "average unshared data size");  in main()
175 			ru.ru_isrss / ticks, "average unshared stack size");  in main()
177 			ru.ru_minflt, "page reclaims");  in main()
179 			ru.ru_majflt, "page faults");  in main()
181 			ru.ru_nswap, "swaps");  in main()
183 			ru.ru_inblock, "block input operations");  in main()
185 			ru.ru_oublock, "block output operations");  in main()
187 			ru.ru_msgsnd, "messages sent");  in main()
189 			ru.ru_msgrcv, "messages received");  in main()
191 			ru.ru_nsignals, "signals received");  in main()
193 			ru.ru_nvcsw, "voluntary context switches");  in main()
195 			ru.ru_nivcsw, "involuntary context switches");  in main()
265     struct rusage *ru)  in showtime()  argument
281 			(intmax_t)ru->ru_utime.tv_sec, decimal_point,  in showtime()
282 			ru->ru_utime.tv_usec/10000);  in showtime()
284 			(intmax_t)ru->ru_stime.tv_sec, decimal_point,  in showtime()
285 			ru->ru_stime.tv_usec/10000);  in showtime()
289 		humantime(out, ru->ru_utime.tv_sec, ru->ru_utime.tv_usec/10000);  in showtime()
291 		humantime(out, ru->ru_stime.tv_sec, ru->ru_stime.tv_usec/10000);  in showtime()
298 			(intmax_t)ru->ru_utime.tv_sec, decimal_point,  in showtime()
299 			ru->ru_utime.tv_usec/10000);  in showtime()
301 			(intmax_t)ru->ru_stime.tv_sec, decimal_point,  in showtime()
302 			ru->ru_stime.tv_usec/10000);  in showtime()