1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
9  * 1. Redistributions of source code must retain the above copyright
78 	mib[1] = KERN_CLOCKRATE;  in getstathz()
80 	if (sysctl(mib, 2, &clockrate, &size, NULL, 0) == -1)  in getstathz()
81 		err(1, "sysctl kern.clockrate");  in getstathz()
89 #define INST		1
90 #define BR		2  macro
91 #define IAP_START	BR
99 	"branch-misses",
100 	"cache-references",
101 	"cache-misses",
106 	"unhalted-cycles",
109 	"branch-mispredicts",
110 	"LLC-REFERENCE",
111 	"LLC-MISSES",
121 	    "\t -j <eventlist>, --events <eventlist> comma-delimited list of event specifiers\n"  in usage()
133 	decimal_point = localeconv()->decimal_point[0];  in showtime()
135 	after->tv_sec -= before->tv_sec;  in showtime()
136 	after->tv_nsec -= before->tv_nsec;  in showtime()
137 	if (after->tv_nsec < 0) {  in showtime()
138 		after->tv_sec--;  in showtime()
139 		after->tv_nsec += 1000000000;  in showtime()
142 	real = (after->tv_sec * 1000000000 + after->tv_nsec) / 1000;  in showtime()
143 	user = ru->ru_utime.tv_sec * 1000000 + ru->ru_utime.tv_usec;  in showtime()
144 	sys = ru->ru_stime.tv_sec * 1000000 + ru->ru_stime.tv_usec;  in showtime()
146 	    (intmax_t)after->tv_sec, decimal_point,  in showtime()
147 	    after->tv_nsec / 10000000, 100 * (double)(sys + user + 1) / (double)(real + 1));  in showtime()
149 	    (intmax_t)ru->ru_utime.tv_sec, decimal_point,  in showtime()
150 	    ru->ru_utime.tv_usec / 10000, 100 * (double)(user + 1) / (double)(real + 1));  in showtime()
152 	    (intmax_t)ru->ru_stime.tv_sec, decimal_point,  in showtime()
153 	    ru->ru_stime.tv_usec / 10000, 100 * (double)(sys + 1) / (double)(real + 1));  in showtime()
168 	if (cpuset_getaffinity(CPU_LEVEL_ROOT, CPU_WHICH_PID, -1,  in pmc_stat_setup_stat()
169 	    sizeof(rootmask), &rootmask) == -1)  in pmc_stat_setup_stat()
184 		    newcnt < STAT_MODE_NPMCS - IAP_START) {  in pmc_stat_setup_stat()
189 		start = IAP_START + STAT_MODE_NPMCS - FIXED_MODE_NPMCS - newcnt;  in pmc_stat_setup_stat()
210 			ev->ev_mode = PMC_MODE_SC;  in pmc_stat_setup_stat()
212 			ev->ev_mode = PMC_MODE_TC;  in pmc_stat_setup_stat()
213 		ev->ev_spec = strdup(stat_mode_cntrs[i]);  in pmc_stat_setup_stat()
214 		if (ev->ev_spec == NULL)  in pmc_stat_setup_stat()
217 		ev->ev_name = malloc(c + 1);  in pmc_stat_setup_stat()
218 		if (ev->ev_name == NULL)  in pmc_stat_setup_stat()
220 		(void)strncpy(ev->ev_name, stat_mode_cntrs[i], c);  in pmc_stat_setup_stat()
221 		*(ev->ev_name + c) = '\0';  in pmc_stat_setup_stat()
223 		ev->ev_count = -1;  in pmc_stat_setup_stat()
224 		ev->ev_flags = 0;  in pmc_stat_setup_stat()
225 		ev->ev_flags |= PMC_F_DESCENDANTS;  in pmc_stat_setup_stat()
226 		ev->ev_cumulative = 1;  in pmc_stat_setup_stat()
228 		ev->ev_saved = 0LL;  in pmc_stat_setup_stat()
229 		ev->ev_pmcid = PMC_ID_INVALID;  in pmc_stat_setup_stat()
232 			ev->ev_cpu = CPU_FFS(&cpumask) - 1;  in pmc_stat_setup_stat()
233 			CPU_CLR(ev->ev_cpu, &cpumask);  in pmc_stat_setup_stat()
235 			CPU_SET(ev->ev_cpu, &cpumask);  in pmc_stat_setup_stat()
237 			ev->ev_cpu = PMC_CPU_ANY;  in pmc_stat_setup_stat()
241 		err(1, "clock_gettime");  in pmc_stat_setup_stat()
255 		ticks = hz * (ru->ru_utime.tv_sec + ru->ru_stime.tv_sec) +  in pmc_stat_print_stat()
256 			hz * (ru->ru_utime.tv_usec + ru->ru_stime.tv_usec) / 1000000;  in pmc_stat_print_stat()
258 			err(1, "clock_gettime");  in pmc_stat_print_stat()
260 		 * If our round-off on the tick calculation still puts us at 0,  in pmc_stat_print_stat()
264 			ticks = 1;  in pmc_stat_print_stat()
266 			ru->ru_minflt, "page faults", ((double)ru->ru_minflt / (double)ticks) / hz);  in pmc_stat_print_stat()
268 			ru->ru_nvcsw, "voluntary csw", ((double)ru->ru_nvcsw / (double)ticks) / hz);  in pmc_stat_print_stat()
270 			ru->ru_nivcsw, "involuntary csw", ((double)ru->ru_nivcsw / (double)ticks) / hz);  in pmc_stat_print_stat()
275 		if (pmc_read(ev->ev_pmcid, &value) < 0)  in pmc_stat_print_stat()
277 			    ev->ev_name);  in pmc_stat_print_stat()
279 			if (strcmp(ev->ev_name, stat_mode_cntrs[i]) == 0)  in pmc_stat_print_stat()
286 	fprintf(pmc_args.pa_printfile, "%16jd  %s\n", (uintmax_t)cvals[BR], stat_mode_names[BR]);  in pmc_stat_print_stat()
290 		    100 * ((double)cvals[BR_MISS] / cvals[BR]));  in pmc_stat_print_stat()
303 		    100 * ((double)cvals[CACHE_MISS] / cvals[CACHE]));  in pmc_stat_print_stat()
328 	while ((option = getopt_long(argc, argv, "dj:", longopts, NULL)) != -1) {  in pmc_stat_internal()
334 			do_debug = 1;  in pmc_stat_internal()
341 	pmc_args.pa_argc = (argc -= optind);  in pmc_stat_internal()
350 	if (kevent(pmc_kq, &kev, 1, NULL, 0, NULL) < 0)  in pmc_stat_internal()
354 	if (kevent(pmc_kq, &kev, 1, NULL, 0, NULL) < 0)  in pmc_stat_internal()
357 	if (kevent(pmc_kq, &kev, 1, NULL, 0, NULL) < 0)  in pmc_stat_internal()
362 		if (pmc_allocate(ev->ev_spec, ev->ev_mode,  in pmc_stat_internal()
363 		    ev->ev_flags, ev->ev_cpu, &ev->ev_pmcid, ev->ev_count) < 0)  in pmc_stat_internal()
365 			    "ERROR: Cannot allocate %s-mode pmc with specification \"%s\"",  in pmc_stat_internal()
366 			    PMC_IS_SYSTEM_MODE(ev->ev_mode) ?  in pmc_stat_internal()
367 			    "system" : "process", ev->ev_spec);  in pmc_stat_internal()
369 		if (PMC_IS_SAMPLING_MODE(ev->ev_mode) &&  in pmc_stat_internal()
370 		    pmc_set(ev->ev_pmcid, ev->ev_count) < 0)  in pmc_stat_internal()
373 			    ev->ev_name);  in pmc_stat_internal()
383 	if (kevent(pmc_kq, &kev, 1, NULL, 0, NULL) < 0)  in pmc_stat_internal()
414 		if ((c = kevent(pmc_kq, NULL, 0, &kev, 1, NULL)) <= 0) {  in pmc_stat_internal()
427 				ru_valid = 1;  in pmc_stat_internal()
455 					ru_valid = 1;  in pmc_stat_internal()
468 				pmc_displayheight = ws.ws_row - 1;  in pmc_stat_internal()
469 				pmc_displaywidth = ws.ws_col - 1;  in pmc_stat_internal()
492 	return (pmc_stat_internal(argc, argv, 1));  in cmd_pmc_stat_system()