1/*-
2 * Copyright (c) 1998 Andrzej Bialecki
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#include <stdio.h>
30#include <sys/types.h>
31#include <sys/sysctl.h>
32#include <sys/vmmeter.h>
33#include <vm/vm_param.h>
34
35#define pgtok(a) ((a) * (u_int) pagesize >> 10)
36
37int
38vm_i()
39{
40#define CNT	49
41	int cnt[CNT];
42	char names[CNT*16];
43	char *a, *namep[CNT*16];
44	int i,len;
45	long long inttotal=0;
46	long uptime=1;
47
48	len=sizeof(cnt);
49	i = sysctlbyname("hw.intrcnt", &cnt, &len, NULL, 0);
50	if (i != 0)
51		return i ;
52	len=sizeof(names);
53	i = sysctlbyname("hw.intrnames", &names, &len, NULL, 0);
54	if (i != 0)
55		return i ;
56
57	for( i=0, a = names ; i < CNT && a < names+sizeof(names) ; ) {
58	    namep[i++] = a++;
59	    while (a < names+sizeof(names) && *a)
60		a++ ;
61	    a++ ; /* skip \0 */
62	}
63	printf("interrupt                   total       rate\n");
64        inttotal = 0;
65	for (i=0; i< CNT ; i++)
66	    if (cnt[i] >0) {
67		printf("%-12s %20lu %10lu\n", namep[i], cnt[i], cnt[i]/uptime);
68                inttotal += cnt[i];
69	    }
70        printf("Total        %20llu %10llu\n", inttotal,
71                        inttotal / (u_int64_t) uptime);
72	return 0;
73}
74int
75main(int argc, char *argv[])
76{
77	int mib[2],i=0,len;
78	int pagesize, pagesize_len;
79	struct vmtotal v;
80
81	if (argc > 1 && !strcmp(argv[1], "-i")) {
82	    if (vm_i())
83		fprintf(stderr, "vm -i stats not available via sysctl\n");
84		return 0 ;
85	}
86	pagesize_len = sizeof(int);
87	sysctlbyname("vm.stats.vm.v_page_size",&pagesize,&pagesize_len,NULL,0);
88
89	len=sizeof(struct vmtotal);
90	mib[0]=CTL_VM;
91	mib[1]=VM_METER;
92	for(;;) {
93		sysctl(mib,2,&v,&len,NULL,0);
94		if(i==0) {
95			printf("  procs    kB virt mem       real mem     shared vm   shared real    free\n");
96			printf(" r w l s    tot     act    tot    act    tot    act    tot    act\n");
97		}
98		printf("%2hd%2hd%2hd%2hd",v.t_rq-1,v.t_dw+v.t_pw,v.t_sl,v.t_sw);
99		printf("%7d %7d %7d%7d",
100			pgtok(v.t_vm),pgtok(v.t_avm),
101			pgtok(v.t_rm),pgtok(v.t_arm));
102		printf("%7d%7d%7d%7d%7d\n",
103			pgtok(v.t_vmshr),pgtok(v.t_avmshr),
104			pgtok(v.t_rmshr),pgtok(v.t_armshr),
105			pgtok(v.t_free));
106		sleep(5);
107		i++;
108		if(i>22) i=0;
109	}
110	exit(0);
111
112}
113