1994-05-27 12:33:43 +00:00
|
|
|
/*
|
|
|
|
* Copyright (c) 1983, 1988, 1993
|
|
|
|
* The Regents of the University of California. All rights reserved.
|
|
|
|
*
|
|
|
|
* Redistribution and use in source and binary forms, with or without
|
|
|
|
* modification, are permitted provided that the following conditions
|
|
|
|
* are met:
|
|
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
|
|
* notice, this list of conditions and the following disclaimer.
|
|
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
|
|
* documentation and/or other materials provided with the distribution.
|
|
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
|
|
* must display the following acknowledgement:
|
|
|
|
* This product includes software developed by the University of
|
|
|
|
* California, Berkeley and its contributors.
|
|
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
|
|
* may be used to endorse or promote products derived from this software
|
|
|
|
* without specific prior written permission.
|
|
|
|
*
|
|
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
|
|
* SUCH DAMAGE.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#ifndef lint
|
1997-07-29 06:51:41 +00:00
|
|
|
#if 0
|
1994-05-27 12:33:43 +00:00
|
|
|
static char sccsid[] = "@(#)mbuf.c 8.1 (Berkeley) 6/6/93";
|
1997-07-29 06:51:41 +00:00
|
|
|
#endif
|
|
|
|
static const char rcsid[] =
|
1999-08-28 01:08:13 +00:00
|
|
|
"$FreeBSD$";
|
1994-05-27 12:33:43 +00:00
|
|
|
#endif /* not lint */
|
|
|
|
|
|
|
|
#include <sys/param.h>
|
1997-02-24 20:40:40 +00:00
|
|
|
#include <sys/mbuf.h>
|
1994-05-27 12:33:43 +00:00
|
|
|
#include <sys/protosw.h>
|
|
|
|
#include <sys/socket.h>
|
1997-02-24 20:40:40 +00:00
|
|
|
#include <sys/sysctl.h>
|
1994-05-27 12:33:43 +00:00
|
|
|
|
1997-07-29 06:51:41 +00:00
|
|
|
#include <err.h>
|
1994-05-27 12:33:43 +00:00
|
|
|
#include <stdio.h>
|
2000-07-15 06:02:48 +00:00
|
|
|
#include <stdlib.h>
|
1994-05-27 12:33:43 +00:00
|
|
|
#include "netstat.h"
|
|
|
|
|
|
|
|
#define YES 1
|
|
|
|
typedef int bool;
|
|
|
|
|
2000-07-15 06:02:48 +00:00
|
|
|
static struct mbtypenames {
|
1994-05-27 12:33:43 +00:00
|
|
|
int mt_type;
|
|
|
|
char *mt_name;
|
2000-07-15 06:02:48 +00:00
|
|
|
} mbtypenames[] = {
|
1994-05-27 12:33:43 +00:00
|
|
|
{ MT_DATA, "data" },
|
|
|
|
{ MT_OOBDATA, "oob data" },
|
|
|
|
{ MT_CONTROL, "ancillary data" },
|
|
|
|
{ MT_HEADER, "packet headers" },
|
1997-08-17 09:12:43 +00:00
|
|
|
#ifdef MT_SOCKET
|
1994-05-27 12:33:43 +00:00
|
|
|
{ MT_SOCKET, "socket structures" }, /* XXX */
|
1997-08-17 09:12:43 +00:00
|
|
|
#endif
|
|
|
|
#ifdef MT_PCB
|
1994-05-27 12:33:43 +00:00
|
|
|
{ MT_PCB, "protocol control blocks" }, /* XXX */
|
1997-08-17 09:12:43 +00:00
|
|
|
#endif
|
1999-01-18 12:40:44 +00:00
|
|
|
#ifdef MT_RTABLE
|
1994-05-27 12:33:43 +00:00
|
|
|
{ MT_RTABLE, "routing table entries" }, /* XXX */
|
1999-01-18 12:40:44 +00:00
|
|
|
#endif
|
1997-08-17 09:12:43 +00:00
|
|
|
#ifdef MT_HTABLE
|
1994-05-27 12:33:43 +00:00
|
|
|
{ MT_HTABLE, "IMP host table entries" }, /* XXX */
|
1997-08-17 09:12:43 +00:00
|
|
|
#endif
|
|
|
|
#ifdef MT_ATABLE
|
1994-05-27 12:33:43 +00:00
|
|
|
{ MT_ATABLE, "address resolution tables" },
|
1997-08-17 09:12:43 +00:00
|
|
|
#endif
|
1994-05-27 12:33:43 +00:00
|
|
|
{ MT_FTABLE, "fragment reassembly queue headers" }, /* XXX */
|
|
|
|
{ MT_SONAME, "socket names and addresses" },
|
1998-08-23 15:23:11 +00:00
|
|
|
#ifdef MT_SOOPTS
|
1994-05-27 12:33:43 +00:00
|
|
|
{ MT_SOOPTS, "socket options" },
|
1998-08-23 15:23:11 +00:00
|
|
|
#endif
|
1997-08-17 09:12:43 +00:00
|
|
|
#ifdef MT_RIGHTS
|
1994-05-27 12:33:43 +00:00
|
|
|
{ MT_RIGHTS, "access rights" },
|
1997-08-17 09:12:43 +00:00
|
|
|
#endif
|
|
|
|
#ifdef MT_IFADDR
|
1994-05-27 12:33:43 +00:00
|
|
|
{ MT_IFADDR, "interface addresses" }, /* XXX */
|
1997-08-17 09:12:43 +00:00
|
|
|
#endif
|
1994-05-27 12:33:43 +00:00
|
|
|
{ 0, 0 }
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Print mbuf statistics.
|
|
|
|
*/
|
|
|
|
void
|
2001-06-15 23:35:13 +00:00
|
|
|
mbpr(u_long mbaddr, u_long mbtaddr, u_long nmbcaddr, u_long nmbufaddr)
|
1994-05-27 12:33:43 +00:00
|
|
|
{
|
2000-10-15 06:29:22 +00:00
|
|
|
u_long totmem, totpossible, totmbufs;
|
1994-05-27 12:33:43 +00:00
|
|
|
register int i;
|
2001-06-14 15:45:09 +00:00
|
|
|
struct mbstat mbstat;
|
2000-07-15 06:02:48 +00:00
|
|
|
struct mbtypenames *mp;
|
2000-10-15 06:29:22 +00:00
|
|
|
int name[3], nmbclusters, nmbufs, nmbcnt, nmbtypes;
|
|
|
|
size_t nmbclen, nmbuflen, nmbcntlen, mbstatlen, mbtypeslen;
|
2000-07-15 06:02:48 +00:00
|
|
|
u_long *mbtypes;
|
|
|
|
bool *seen; /* "have we seen this type yet?" */
|
|
|
|
|
|
|
|
mbtypes = NULL;
|
|
|
|
seen = NULL;
|
1994-05-27 12:33:43 +00:00
|
|
|
|
2001-06-14 15:45:09 +00:00
|
|
|
/*
|
|
|
|
* XXX
|
|
|
|
* We can't kread() mbtypeslen from a core image so we'll
|
|
|
|
* bogusly assume it's the same as in the running kernel.
|
|
|
|
*/
|
2000-07-15 06:02:48 +00:00
|
|
|
if (sysctlbyname("kern.ipc.mbtypes", NULL, &mbtypeslen, NULL, 0) < 0) {
|
|
|
|
warn("sysctl: retrieving mbtypes length");
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
if ((mbtypes = malloc(mbtypeslen)) == NULL) {
|
|
|
|
warn("malloc: %lu bytes for mbtypes", (u_long)mbtypeslen);
|
|
|
|
goto err;
|
|
|
|
}
|
1998-04-24 04:30:27 +00:00
|
|
|
|
2000-07-15 06:02:48 +00:00
|
|
|
nmbtypes = mbtypeslen / sizeof(*mbtypes);
|
|
|
|
if ((seen = calloc(nmbtypes, sizeof(*seen))) == NULL) {
|
|
|
|
warn("calloc");
|
|
|
|
goto err;
|
|
|
|
}
|
2001-06-14 15:45:09 +00:00
|
|
|
|
|
|
|
if (mbaddr) {
|
|
|
|
if (kread(mbaddr, (char *)&mbstat, sizeof mbstat))
|
|
|
|
goto err;
|
|
|
|
if (kread(mbtaddr, (char *)mbtypes, mbtypeslen))
|
|
|
|
goto err;
|
|
|
|
if (kread(nmbcaddr, (char *)&nmbclusters, sizeof(int)))
|
|
|
|
goto err;
|
|
|
|
if (kread(nmbufaddr, (char *)&nmbufs, sizeof(int)))
|
|
|
|
goto err;
|
|
|
|
} else {
|
|
|
|
name[0] = CTL_KERN;
|
|
|
|
name[1] = KERN_IPC;
|
|
|
|
name[2] = KIPC_MBSTAT;
|
|
|
|
mbstatlen = sizeof mbstat;
|
|
|
|
if (sysctl(name, 3, &mbstat, &mbstatlen, 0, 0) < 0) {
|
|
|
|
warn("sysctl: retrieving mbstat");
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (sysctlbyname("kern.ipc.mbtypes", mbtypes, &mbtypeslen, NULL,
|
|
|
|
0) < 0) {
|
|
|
|
warn("sysctl: retrieving mbtypes");
|
|
|
|
goto err;
|
|
|
|
}
|
2000-07-15 06:02:48 +00:00
|
|
|
|
2001-06-14 15:45:09 +00:00
|
|
|
name[2] = KIPC_NMBCLUSTERS;
|
|
|
|
nmbclen = sizeof(int);
|
|
|
|
if (sysctl(name, 3, &nmbclusters, &nmbclen, 0, 0) < 0) {
|
|
|
|
warn("sysctl: retrieving nmbclusters");
|
|
|
|
goto err;
|
|
|
|
}
|
1999-12-28 06:38:37 +00:00
|
|
|
|
2001-06-14 15:45:09 +00:00
|
|
|
nmbuflen = sizeof(int);
|
|
|
|
if (sysctlbyname("kern.ipc.nmbufs", &nmbufs, &nmbuflen, 0, 0) < 0) {
|
|
|
|
warn("sysctl: retrieving nmbufs");
|
|
|
|
goto err;
|
|
|
|
}
|
1999-12-28 06:38:37 +00:00
|
|
|
}
|
|
|
|
|
2000-10-15 06:29:22 +00:00
|
|
|
nmbcntlen = sizeof(int);
|
|
|
|
if (sysctlbyname("kern.ipc.nmbcnt", &nmbcnt, &nmbcntlen, 0, 0) < 0) {
|
|
|
|
warn("sysctl: retrieving nmbcnt");
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
1997-02-24 20:40:40 +00:00
|
|
|
#undef MSIZE
|
|
|
|
#define MSIZE (mbstat.m_msize)
|
|
|
|
#undef MCLBYTES
|
|
|
|
#define MCLBYTES (mbstat.m_mclbytes)
|
|
|
|
|
1994-05-27 12:33:43 +00:00
|
|
|
totmbufs = 0;
|
2000-07-15 06:02:48 +00:00
|
|
|
for (mp = mbtypenames; mp->mt_name; mp++)
|
|
|
|
totmbufs += mbtypes[mp->mt_type];
|
2000-10-15 06:29:22 +00:00
|
|
|
printf("%lu/%lu/%u mbufs in use (current/peak/max):\n", totmbufs,
|
1999-12-28 06:38:37 +00:00
|
|
|
mbstat.m_mbufs, nmbufs);
|
2000-07-15 06:02:48 +00:00
|
|
|
for (mp = mbtypenames; mp->mt_name; mp++)
|
|
|
|
if (mbtypes[mp->mt_type]) {
|
1994-05-27 12:33:43 +00:00
|
|
|
seen[mp->mt_type] = YES;
|
2000-07-15 06:02:48 +00:00
|
|
|
printf("\t%lu mbufs allocated to %s\n",
|
|
|
|
mbtypes[mp->mt_type], mp->mt_name);
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
|
|
|
seen[MT_FREE] = YES;
|
|
|
|
for (i = 0; i < nmbtypes; i++)
|
2000-07-15 06:02:48 +00:00
|
|
|
if (!seen[i] && mbtypes[i]) {
|
|
|
|
printf("\t%lu mbufs allocated to <mbuf type %d>\n",
|
|
|
|
mbtypes[i], i);
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|
1998-07-06 21:01:54 +00:00
|
|
|
printf("%lu/%lu/%u mbuf clusters in use (current/peak/max)\n",
|
|
|
|
mbstat.m_clusters - mbstat.m_clfree, mbstat.m_clusters,
|
|
|
|
nmbclusters);
|
2000-08-19 08:32:59 +00:00
|
|
|
printf("%lu/%lu m_ext reference counters (in use/allocated)\n",
|
|
|
|
mbstat.m_refcnt - mbstat.m_refree, mbstat.m_refcnt);
|
|
|
|
totmem = mbstat.m_mbufs * MSIZE + mbstat.m_clusters * MCLBYTES +
|
|
|
|
mbstat.m_refcnt * sizeof(union mext_refcnt);
|
2000-10-15 06:29:22 +00:00
|
|
|
totpossible = nmbclusters * MCLBYTES + nmbufs * MSIZE +
|
|
|
|
nmbcnt * sizeof(union mext_refcnt);
|
|
|
|
printf("%lu Kbytes allocated to network (%lu%% of mb_map in use)\n",
|
|
|
|
totmem / 1024, (totmem * 100) / totpossible);
|
1996-06-02 23:19:12 +00:00
|
|
|
printf("%lu requests for memory denied\n", mbstat.m_drops);
|
|
|
|
printf("%lu requests for memory delayed\n", mbstat.m_wait);
|
|
|
|
printf("%lu calls to protocol drain routines\n", mbstat.m_drain);
|
2000-07-15 06:02:48 +00:00
|
|
|
|
|
|
|
err:
|
|
|
|
if (mbtypes != NULL)
|
|
|
|
free(mbtypes);
|
|
|
|
if (seen != NULL)
|
|
|
|
free(seen);
|
1994-05-27 12:33:43 +00:00
|
|
|
}
|