2 * Copyright (c) 1980, 1991, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 * Copyright (c) 2002 Networks Associates Technologies, Inc.
7 * Portions of this software were developed for the FreeBSD Project by
8 * ThinkSec AS and NAI Labs, the Security Research Division of Network
9 * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
10 * ("CBOSS"), as part of the DARPA CHATS research program.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. All advertising materials mentioning features or use of this software
21 * must display the following acknowledgement:
22 * This product includes software developed by the University of
23 * California, Berkeley and its contributors.
24 * 4. Neither the name of the University nor the names of its contributors
25 * may be used to endorse or promote products derived from this software
26 * without specific prior written permission.
28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
42 static const char copyright[] =
43 "@(#) Copyright (c) 1980, 1991, 1993, 1994\n\
44 The Regents of the University of California. All rights reserved.\n";
49 static char sccsid[] = "@(#)pstat.c 8.16 (Berkeley) 5/9/95";
51 static const char rcsid[] =
55 #include <sys/param.h>
59 #include <sys/stdint.h>
60 #include <sys/ioctl.h>
61 #include <sys/ioctl_compat.h> /* XXX NTTYDISC is too well hidden */
64 #include <sys/blist.h>
67 #include <sys/sysctl.h>
86 static struct nlist nl[] = {
94 static int usenumflag;
101 static char *usagestr;
103 static void filemode(void);
104 static int getfiles(char **, size_t *);
105 static void swapmode(void);
106 static void ttymode(void);
107 static void ttyprt(struct xtty *);
108 static void usage(void);
111 main(int argc, char *argv[])
113 int ch, i, quit, ret;
114 int fileflag, ttyflag;
115 char buf[_POSIX2_LINE_MAX],*opts;
117 fileflag = swapflag = ttyflag = 0;
119 /* We will behave like good old swapinfo if thus invoked */
120 opts = strrchr(argv[0], '/');
125 if (!strcmp(opts, "swapinfo")) {
128 usagestr = "swapinfo [-k] [-M core] [-N system]";
131 usagestr = "pstat [-Tfknst] [-M core] [-N system]";
134 while ((ch = getopt(argc, argv, opts)) != -1)
140 putenv("BLOCKSIZE=1K");
167 kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, buf);
169 errx(1, "kvm_openfiles: %s", buf);
170 if ((ret = kvm_nlist(kd, nl)) != 0) {
172 errx(1, "kvm_nlist: %s", kvm_geterr(kd));
174 for (i = 0; nl[i].n_name[0] != '\0'; ++i)
175 if (nl[i].n_value == 0) {
177 warnx("undefined symbol: %s",
184 if (!(fileflag | ttyflag | swapflag | totalflag))
186 if (fileflag || totalflag)
190 if (swapflag || totalflag)
198 fprintf(stderr, "usage: %s\n", usagestr);
202 static const char hdr[] =
203 " LINE RAW CAN OUT IHIWT ILOWT OHWT LWT COL STATE SESS PGID DISC\n";
208 SLIST_HEAD(, tty) tl;
212 (void)printf("%s", hdr);
213 bzero(&xt, sizeof xt);
214 xt.xt_size = sizeof xt;
215 if (kvm_read(kd, nl[NL_TTY_LIST].n_value, &tl, sizeof tl) != sizeof tl)
216 errx(1, "kvm_read(): %s", kvm_geterr(kd));
217 tp = SLIST_FIRST(&tl);
219 if (kvm_read(kd, (u_long)tp, &tty, sizeof tty) != sizeof tty)
220 errx(1, "kvm_read(): %s", kvm_geterr(kd));
221 xt.xt_rawcc = tty.t_rawq.c_cc;
222 xt.xt_cancc = tty.t_canq.c_cc;
223 xt.xt_outcc = tty.t_outq.c_cc;
224 #define XT_COPY(field) xt.xt_##field = tty.t_##field
234 tp = tty.t_list.sle_next;
241 struct xtty *xt, *end;
245 (void)printf("%s", hdr);
246 if ((xttys = malloc(len = sizeof *xt)) == NULL)
248 while (sysctlbyname("kern.ttys", xttys, &len, 0, 0) == -1) {
250 err(1, "sysctlbyname()");
252 if ((xttys = realloc(xttys, len)) == NULL)
256 end = (struct xtty *)((char *)xttys + len);
257 for (xt = xttys; xt < end; xt++)
282 { TS_CONNECTED, 'c'},
291 { TS_SO_OLOWAT, 'A'},
293 #ifdef TS_SO_OCOMPLETE
294 { TS_SO_OCOMPLETE, 'a'},
299 { TS_CAR_OFLOW, 'm'},
302 { TS_CTS_OFLOW, 'o'},
305 { TS_DSR_OFLOW, 'd'},
314 #ifdef TS_CAN_BYPASS_L_RINT
315 { TS_CAN_BYPASS_L_RINT, 'l'},
327 ttyprt(struct xtty *xt)
331 char *name, state[20];
333 if (xt->xt_size != sizeof *xt)
334 errx(1, "struct xtty size mismatch");
335 if (usenumflag || xt->xt_dev == 0 ||
336 (name = devname(xt->xt_dev, S_IFCHR)) == NULL)
337 (void)printf(" %2d,%-2d", major(xt->xt_dev), minor(xt->xt_dev));
339 (void)printf("%7s ", name);
340 (void)printf("%2ld %3ld ", xt->xt_rawcc, xt->xt_cancc);
341 (void)printf("%3ld %5d %5d %4d %3d %7d ", xt->xt_outcc,
342 xt->xt_ihiwat, xt->xt_ilowat, xt->xt_ohiwat, xt->xt_olowat,
344 for (i = j = 0; ttystates[i].flag; i++)
345 if (xt->xt_state & ttystates[i].flag)
346 state[j++] = ttystates[i].val;
350 (void)printf("%-6s %8d", state, xt->xt_sid);
352 (void)printf("%6d ", xt->xt_pgid);
353 switch (xt->xt_line) {
355 (void)printf("term\n");
358 (void)printf("ntty\n");
361 (void)printf("slip\n");
364 (void)printf("ppp\n");
367 (void)printf("%d\n", xt->xt_line);
376 char *buf, flagbuf[16], *fbp;
379 static char *dtypes[] = { "???", "inode", "socket" };
383 if (kvm_read(kd, nl[NL_MAXFILES].n_value,
384 &maxf, sizeof maxf) != sizeof maxf ||
385 kvm_read(kd, nl[NL_NFILES].n_value,
386 &openf, sizeof openf) != sizeof openf)
387 errx(1, "kvm_read(): %s", kvm_geterr(kd));
390 if (sysctlbyname("kern.maxfiles", &maxf, &len, 0, 0) == -1 ||
391 sysctlbyname("kern.openfiles", &openf, &len, 0, 0) == -1)
392 err(1, "sysctlbyname()");
396 (void)printf("%3d/%3d files\n", openf, maxf);
399 if (getfiles(&buf, &len) == -1)
401 openf = len / sizeof *fp;
402 (void)printf("%d/%d open files\n", openf, maxf);
403 (void)printf(" LOC TYPE FLG CNT MSG DATA OFFSET\n");
404 for (fp = (struct xfile *)buf, i = 0; i < openf; ++fp, ++i) {
405 if ((unsigned)fp->xf_type > DTYPE_SOCKET)
407 (void)printf("%8jx ", (uintmax_t)(uintptr_t)fp->xf_file);
408 (void)printf("%-8.8s", dtypes[fp->xf_type]);
410 if (fp->xf_flag & FREAD)
412 if (fp->xf_flag & FWRITE)
414 if (fp->xf_flag & FAPPEND)
416 if (fp->xf_flag & FASYNC)
419 (void)printf("%6s %3d", flagbuf, fp->xf_count);
420 (void)printf(" %3d", fp->xf_msgcount);
421 (void)printf(" %8lx", (u_long)(void *)fp->xf_data);
422 (void)printf(" %jx\n", (uintmax_t)fp->xf_offset);
428 getfiles(char **abuf, size_t *alen)
436 * Add emulation of KINFO_FILE here.
439 errx(1, "files on dead kernel, not implemented");
443 if (sysctl(mib, 2, NULL, &len, NULL, 0) == -1) {
444 warn("sysctl: KERN_FILE");
447 if ((buf = malloc(len)) == NULL)
449 if (sysctl(mib, 2, buf, &len, NULL, 0) == -1) {
450 warn("sysctl: KERN_FILE");
459 * swapmode is based on a program called swapinfo written
460 * by Kevin Lahey <kml@rokkaku.atl.ga.us>.
463 #define CONVERT(v) ((int)((intmax_t)(v) * pagesize / blocksize))
464 static struct kvm_swap swtot;
468 print_swap_header(void)
474 header = getbsize(&hlen, &blocksize);
476 (void)printf("%-15s %*s %8s %8s %8s %s\n",
477 "Device", hlen, header,
478 "Used", "Avail", "Capacity", "Type");
482 print_swap(struct kvm_swap *ksw)
487 pagesize = getpagesize();
488 getbsize(&hlen, &blocksize);
489 swtot.ksw_total += ksw->ksw_total;
490 swtot.ksw_used += ksw->ksw_used;
492 if (totalflag == 0) {
493 (void)printf("%-15s %*d ",
494 ksw->ksw_devname, hlen,
495 CONVERT(ksw->ksw_total));
496 (void)printf("%8d %8d %5.0f%% %s\n",
497 CONVERT(ksw->ksw_used),
498 CONVERT(ksw->ksw_total - ksw->ksw_used),
499 (ksw->ksw_used * 100.0) / ksw->ksw_total,
500 (ksw->ksw_flags & SW_SEQUENTIAL) ?
501 "Sequential" : "Interleaved");
506 print_swap_total(void)
511 pagesize = getpagesize();
512 getbsize(&hlen, &blocksize);
514 blocksize = 1024 * 1024;
515 (void)printf("%dM/%dM swap space\n",
516 CONVERT(swtot.ksw_used), CONVERT(swtot.ksw_total));
517 } else if (nswdev > 1) {
518 (void)printf("%-15s %*d %8d %8d %5.0f%%\n",
519 "Total", hlen, CONVERT(swtot.ksw_total),
520 CONVERT(swtot.ksw_used),
521 CONVERT(swtot.ksw_total - swtot.ksw_used),
522 (swtot.ksw_used * 100.0) / swtot.ksw_total);
529 struct kvm_swap kswap[16];
532 n = kvm_getswapinfo(kd, kswap, sizeof kswap / sizeof kswap[0],
533 ((swapflag > 1) ? SWIF_DUMP_TREE : 0) | SWIF_DEV_PREFIX);
536 for (i = 0; i < n; ++i)
537 print_swap(&kswap[i]);
542 swapmode_sysctl(void)
546 size_t mibsize, size;
550 mibsize = sizeof mib / sizeof mib[0];
551 if (sysctlnametomib("vm.swap_info", mib, &mibsize) == -1)
552 err(1, "sysctlnametomib()");
556 if (sysctl(mib, mibsize + 1, &xsw, &size, NULL, NULL) == -1)
558 if (xsw.xsw_version != XSWDEV_VERSION)
559 errx(1, "xswdev version mismatch");
560 snprintf(ksw.ksw_devname, sizeof ksw.ksw_devname,
561 "/dev/%s", devname(xsw.xsw_dev, S_IFCHR));
562 ksw.ksw_used = xsw.xsw_used;
563 ksw.ksw_total = xsw.xsw_nblks;
564 ksw.ksw_flags = xsw.xsw_flags;