vm.c revision 50399 
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 *	$Id: vm.c,v 1.4 1999/08/22 21:45:23 dwhite Exp $
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
38main(int argc, char *argv[])
39{
40	int mib[2],i=0,len;
41	int pagesize, pagesize_len;
42	struct vmtotal v;
43
44	pagesize_len = sizeof(int);
45	sysctlbyname("vm.stats.vm.v_page_size",&pagesize,&pagesize_len,NULL,0);
46
47	len=sizeof(struct vmtotal);
48	mib[0]=CTL_VM;
49	mib[1]=VM_METER;
50	for(;;) {
51		sysctl(mib,2,&v,&len,NULL,0);
52		if(i==0) {
53			printf("  procs    kB virt mem       real mem     shared vm   shared real    free\n");
54			printf(" r w l s    tot     act    tot    act    tot    act    tot    act\n");
55		}
56		printf("%2hu%2hu%2hu%2hu",v.t_rq-1,v.t_dw+v.t_pw,v.t_sl,v.t_sw);
57		printf("%7ld %7ld %7ld%7ld",
58			(long)pgtok(v.t_vm),(long)pgtok(v.t_avm),
59			(long)pgtok(v.t_rm),(long)pgtok(v.t_arm));
60		printf("%7ld%7ld%7ld%7ld%7ld\n",
61			(long)pgtok(v.t_vmshr),(long)pgtok(v.t_avmshr),
62			(long)pgtok(v.t_rmshr),(long)pgtok(v.t_armshr),
63			(long)pgtok(v.t_free));
64		sleep(5);
65		i++;
66		if(i>22) i=0;
67	}
68	exit(0);
69
70}
71