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 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39 static const char copyright[] =
40 "@(#) Copyright (c) 1980, 1991, 1993, 1994\n\
41 The Regents of the University of California. All rights reserved.\n";
45 static char sccsid[] = "@(#)pstat.c 8.16 (Berkeley) 5/9/95";
48 #include <sys/cdefs.h>
49 __FBSDID("$FreeBSD$");
51 #include <sys/param.h>
55 #include <sys/stdint.h>
56 #include <sys/ioctl.h>
57 #include <sys/ioctl_compat.h> /* XXX NTTYDISC is too well hidden */
59 #include <sys/blist.h>
61 #include <sys/sysctl.h>
62 #include <vm/vm_param.h>
83 static struct nlist nl[] = {
84 { .n_name = "_constty" },
85 { .n_name = "_maxfiles" },
86 { .n_name = "_openfiles" },
87 { .n_name = "_tty_list" },
92 static int usenumflag;
99 static char *usagestr;
101 static void filemode(void);
102 static int getfiles(char **, size_t *);
103 static void swapmode(void);
104 static void ttymode(void);
105 static void ttyprt(struct xtty *);
106 static void usage(void);
109 main(int argc, char *argv[])
111 int ch, i, quit, ret;
112 int fileflag, ttyflag;
113 char buf[_POSIX2_LINE_MAX],*opts;
115 fileflag = swapflag = ttyflag = 0;
117 /* We will behave like good old swapinfo if thus invoked */
118 opts = strrchr(argv[0], '/');
123 if (!strcmp(opts, "swapinfo")) {
126 usagestr = "swapinfo [-ghkm] [-M core [-N system]]";
128 opts = "TM:N:fghkmnst";
129 usagestr = "pstat [-Tfghkmnst] [-M core [-N system]]";
132 while ((ch = getopt(argc, argv, opts)) != -1)
138 setenv("BLOCKSIZE", "1G", 1);
144 setenv("BLOCKSIZE", "1K", 1);
147 setenv("BLOCKSIZE", "1M", 1);
174 kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, buf);
176 errx(1, "kvm_openfiles: %s", buf);
177 if ((ret = kvm_nlist(kd, nl)) != 0) {
179 errx(1, "kvm_nlist: %s", kvm_geterr(kd));
181 for (i = 0; nl[i].n_name[0] != '\0'; ++i)
182 if (nl[i].n_value == 0) {
184 warnx("undefined symbol: %s",
191 if (!(fileflag | ttyflag | swapflag | totalflag))
193 if (fileflag || totalflag)
197 if (swapflag || totalflag)
205 fprintf(stderr, "usage: %s\n", usagestr);
209 static const char fhdr32[] =
210 " LOC TYPE FLG CNT MSG DATA OFFSET\n";
211 /* c0000000 ------ RWAI 123 123 c0000000 1000000000000000 */
213 static const char fhdr64[] =
214 " LOC TYPE FLG CNT MSG DATA OFFSET\n";
215 /* c000000000000000 ------ RWAI 123 123 c000000000000000 1000000000000000 */
217 static const char hdr[] =
218 " LINE RAW CAN OUT IHIWT ILOWT OHWT LWT COL STATE SESS PGID DISC\n";
223 TAILQ_HEAD(, tty) tl;
227 (void)printf("%s", hdr);
228 bzero(&xt, sizeof xt);
229 xt.xt_size = sizeof xt;
230 if (kvm_read(kd, nl[NL_TTY_LIST].n_value, &tl, sizeof tl) != sizeof tl)
231 errx(1, "kvm_read(): %s", kvm_geterr(kd));
232 tp = TAILQ_FIRST(&tl);
234 if (kvm_read(kd, (u_long)tp, &tty, sizeof tty) != sizeof tty)
235 errx(1, "kvm_read(): %s", kvm_geterr(kd));
236 xt.xt_rawcc = tty.t_rawq.c_cc;
237 xt.xt_cancc = tty.t_canq.c_cc;
238 xt.xt_outcc = tty.t_outq.c_cc;
239 #define XT_COPY(field) xt.xt_##field = tty.t_##field
249 tp = TAILQ_NEXT(tp, t_list);
256 struct xtty *xt, *end;
260 (void)printf("%s", hdr);
261 if ((xttys = malloc(len = sizeof *xt)) == NULL)
263 while (sysctlbyname("kern.ttys", xttys, &len, 0, 0) == -1) {
265 err(1, "sysctlbyname()");
267 if ((xttys = realloc(xttys, len)) == NULL)
271 end = (struct xtty *)((char *)xttys + len);
272 for (xt = xttys; xt < end; xt++)
297 { TS_CONNECTED, 'c'},
306 { TS_SO_OLOWAT, 'A'},
308 #ifdef TS_SO_OCOMPLETE
309 { TS_SO_OCOMPLETE, 'a'},
314 { TS_CAR_OFLOW, 'm'},
317 { TS_CTS_OFLOW, 'o'},
320 { TS_DSR_OFLOW, 'd'},
329 #ifdef TS_CAN_BYPASS_L_RINT
330 { TS_CAN_BYPASS_L_RINT, 'l'},
342 ttyprt(struct xtty *xt)
345 char *name, state[20];
347 if (xt->xt_size != sizeof *xt)
348 errx(1, "struct xtty size mismatch");
349 if (usenumflag || xt->xt_dev == 0 ||
350 (name = devname(xt->xt_dev, S_IFCHR)) == NULL)
351 printf(" %2d,%-2d", major(xt->xt_dev), minor(xt->xt_dev));
353 (void)printf("%7s ", name);
354 (void)printf("%2ld %3ld ", xt->xt_rawcc, xt->xt_cancc);
355 (void)printf("%3ld %5d %5d %4d %3d %7d ", xt->xt_outcc,
356 xt->xt_ihiwat, xt->xt_ilowat, xt->xt_ohiwat, xt->xt_olowat,
358 for (i = j = 0; ttystates[i].flag; i++)
359 if (xt->xt_state & ttystates[i].flag)
360 state[j++] = ttystates[i].val;
364 (void)printf("%-6s %8d", state, xt->xt_sid);
365 (void)printf("%6d ", xt->xt_pgid);
366 switch (xt->xt_line) {
368 (void)printf("term\n");
371 (void)printf("ntty\n");
374 (void)printf("slip\n");
377 (void)printf("ppp\n");
380 (void)printf("%d\n", xt->xt_line);
389 char *buf, flagbuf[16], *fbp;
392 static char *dtypes[] = { "???", "inode", "socket", "pipe",
393 "fifo", "kqueue", "crypto" };
398 if (kvm_read(kd, nl[NL_MAXFILES].n_value,
399 &maxf, sizeof maxf) != sizeof maxf ||
400 kvm_read(kd, nl[NL_NFILES].n_value,
401 &openf, sizeof openf) != sizeof openf)
402 errx(1, "kvm_read(): %s", kvm_geterr(kd));
405 if (sysctlbyname("kern.maxfiles", &maxf, &len, 0, 0) == -1 ||
406 sysctlbyname("kern.openfiles", &openf, &len, 0, 0) == -1)
407 err(1, "sysctlbyname()");
411 (void)printf("%3d/%3d files\n", openf, maxf);
414 if (getfiles(&buf, &len) == -1)
416 openf = len / sizeof *fp;
418 (void)printf("%d/%d open files\n", openf, maxf);
419 printf(sizeof(uintptr_t) == 4 ? fhdr32 : fhdr64);
420 wid = (int)sizeof(uintptr_t) * 2;
421 for (fp = (struct xfile *)buf, i = 0; i < openf; ++fp, ++i) {
422 if ((size_t)fp->xf_type >= sizeof(dtypes) / sizeof(dtypes[0]))
424 (void)printf("%*jx", wid, (uintmax_t)(uintptr_t)fp->xf_file);
425 (void)printf(" %-6.6s", dtypes[fp->xf_type]);
427 if (fp->xf_flag & FREAD)
429 if (fp->xf_flag & FWRITE)
431 if (fp->xf_flag & FAPPEND)
433 if (fp->xf_flag & FASYNC)
436 (void)printf(" %4s %3d", flagbuf, fp->xf_count);
437 (void)printf(" %3d", fp->xf_msgcount);
438 (void)printf(" %*jx", wid, (uintmax_t)(uintptr_t)fp->xf_data);
439 (void)printf(" %*jx\n", (int)sizeof(fp->xf_offset) * 2,
440 (uintmax_t)fp->xf_offset);
446 getfiles(char **abuf, size_t *alen)
454 * Add emulation of KINFO_FILE here.
457 errx(1, "files on dead kernel, not implemented");
461 if (sysctl(mib, 2, NULL, &len, NULL, 0) == -1) {
462 warn("sysctl: KERN_FILE");
465 if ((buf = malloc(len)) == NULL)
467 if (sysctl(mib, 2, buf, &len, NULL, 0) == -1) {
468 warn("sysctl: KERN_FILE");
477 * swapmode is based on a program called swapinfo written
478 * by Kevin Lahey <kml@rokkaku.atl.ga.us>.
481 #define CONVERT(v) ((int64_t)(v) * pagesize / blocksize)
482 static struct kvm_swap swtot;
486 print_swap_header(void)
492 header = getbsize(&hlen, &blocksize);
494 (void)printf("%-15s %*s %8s %8s %8s\n",
495 "Device", hlen, header,
496 "Used", "Avail", "Capacity");
500 print_swap_line(const char *devname, intmax_t nblks, intmax_t bused,
501 intmax_t bavail, float bpercent)
508 pagesize = getpagesize();
509 getbsize(&hlen, &blocksize);
511 printf("%-15s %*jd ", devname, hlen, CONVERT(nblks));
513 humanize_number(usedbuf, sizeof(usedbuf),
514 CONVERT(blocksize * bused), "",
515 HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL);
516 humanize_number(availbuf, sizeof(availbuf),
517 CONVERT(blocksize * bavail), "",
518 HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL);
519 printf("%8s %8s %5.0f%%\n", usedbuf, availbuf, bpercent);
521 printf("%8jd %8jd %5.0f%%\n", (intmax_t)CONVERT(bused),
522 (intmax_t)CONVERT(bavail), bpercent);
527 print_swap(struct kvm_swap *ksw)
530 swtot.ksw_total += ksw->ksw_total;
531 swtot.ksw_used += ksw->ksw_used;
534 print_swap_line(ksw->ksw_devname, ksw->ksw_total,
535 ksw->ksw_used, ksw->ksw_total - ksw->ksw_used,
536 (ksw->ksw_used * 100.0) / ksw->ksw_total);
540 print_swap_total(void)
545 pagesize = getpagesize();
546 getbsize(&hlen, &blocksize);
548 blocksize = 1024 * 1024;
549 (void)printf("%jdM/%jdM swap space\n",
550 CONVERT(swtot.ksw_used), CONVERT(swtot.ksw_total));
551 } else if (nswdev > 1) {
552 print_swap_line("Total", swtot.ksw_total, swtot.ksw_used,
553 swtot.ksw_total - swtot.ksw_used,
554 (swtot.ksw_used * 100.0) / swtot.ksw_total);
561 struct kvm_swap kswap[16];
564 n = kvm_getswapinfo(kd, kswap, sizeof kswap / sizeof kswap[0],
568 for (i = 0; i < n; ++i)
569 print_swap(&kswap[i]);
574 swapmode_sysctl(void)
578 size_t mibsize, size;
582 mibsize = sizeof mib / sizeof mib[0];
583 if (sysctlnametomib("vm.swap_info", mib, &mibsize) == -1)
584 err(1, "sysctlnametomib()");
588 if (sysctl(mib, mibsize + 1, &xsw, &size, NULL, 0) == -1)
590 if (xsw.xsw_version != XSWDEV_VERSION)
591 errx(1, "xswdev version mismatch");
592 if (xsw.xsw_dev == NODEV)
593 snprintf(ksw.ksw_devname, sizeof ksw.ksw_devname,
596 snprintf(ksw.ksw_devname, sizeof ksw.ksw_devname,
597 "/dev/%s", devname(xsw.xsw_dev, S_IFCHR));
598 ksw.ksw_used = xsw.xsw_used;
599 ksw.ksw_total = xsw.xsw_nblks;
600 ksw.ksw_flags = xsw.xsw_flags;