procstat_vm.c revision 195840 
1/*-
2 * Copyright (c) 2007 Robert N. M. Watson
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: head/usr.bin/procstat/procstat_vm.c 195840 2009-07-24 13:50:29Z jhb $
27 */
28
29#include <sys/param.h>
30#include <sys/sysctl.h>
31#include <sys/user.h>
32
33#include <err.h>
34#include <errno.h>
35#include <stdio.h>
36#include <stdlib.h>
37#include <stdint.h>
38#include <libutil.h>
39
40#include "procstat.h"
41
42void
43procstat_vm(pid_t pid, struct kinfo_proc *kipp __unused)
44{
45	struct kinfo_vmentry *freep, *kve;
46	int ptrwidth;
47	int i, cnt;
48	const char *str;
49
50	ptrwidth = 2*sizeof(void *) + 2;
51	if (!hflag)
52		printf("%5s %*s %*s %3s %4s %4s %3s %3s %2s %-2s %-s\n",
53		    "PID", ptrwidth, "START", ptrwidth, "END", "PRT", "RES",
54		    "PRES", "REF", "SHD", "FL", "TP", "PATH");
55
56	freep = kinfo_getvmmap(pid, &cnt);
57	if (freep == NULL)
58		return;
59	for (i = 0; i < cnt; i++) {
60		kve = &freep[i];
61		printf("%5d ", pid);
62		printf("%#*jx ", ptrwidth, (uintmax_t)kve->kve_start);
63		printf("%#*jx ", ptrwidth, (uintmax_t)kve->kve_end);
64		printf("%s", kve->kve_protection & KVME_PROT_READ ? "r" : "-");
65		printf("%s", kve->kve_protection & KVME_PROT_WRITE ? "w" : "-");
66		printf("%s ", kve->kve_protection & KVME_PROT_EXEC ? "x" : "-");
67		printf("%4d ", kve->kve_resident);
68		printf("%4d ", kve->kve_private_resident);
69		printf("%3d ", kve->kve_ref_count);
70		printf("%3d ", kve->kve_shadow_count);
71		printf("%-1s", kve->kve_flags & KVME_FLAG_COW ? "C" : "-");
72		printf("%-1s ", kve->kve_flags & KVME_FLAG_NEEDS_COPY ? "N" :
73		    "-");
74		switch (kve->kve_type) {
75		case KVME_TYPE_NONE:
76			str = "--";
77			break;
78		case KVME_TYPE_DEFAULT:
79			str = "df";
80			break;
81		case KVME_TYPE_VNODE:
82			str = "vn";
83			break;
84		case KVME_TYPE_SWAP:
85			str = "sw";
86			break;
87		case KVME_TYPE_DEVICE:
88			str = "dv";
89			break;
90		case KVME_TYPE_PHYS:
91			str = "ph";
92			break;
93		case KVME_TYPE_DEAD:
94			str = "dd";
95			break;
96		case KVME_TYPE_SG:
97			str = "sg";
98			break;
99		case KVME_TYPE_UNKNOWN:
100		default:
101			str = "??";
102			break;
103		}
104		printf("%-2s ", str);
105		printf("%-s\n", kve->kve_path);
106	}
107	free(freep);
108}
109