?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
inpcb: Use netisr_ncpus for listing inpcbs.
[dragonfly.git] / usr.bin / systat / vmstat.c
blob6e22f94c97862bee2a817d626a8d2537b81c409b
1 /*-
2 * Copyright (c) 1983, 1989, 1992, 1993
3 * The Regents of the University of California. 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 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 /*
31 * Cursed vmstat -- from Robert Elz.
32 */
33
34 #include <sys/user.h>
35 #include <sys/param.h>
36 #include <sys/stat.h>
37 #include <sys/time.h>
38 #include <sys/uio.h>
39 #include <sys/namei.h>
40 #include <sys/sysctl.h>
41 #include <sys/vmmeter.h>
42
43 #include <vm/vm_param.h>
44
45 #include <ctype.h>
46 #include <err.h>
47 #include <errno.h>
48 #include <kinfo.h>
49 #include <langinfo.h>
50 #include <nlist.h>
51 #include <paths.h>
52 #include <signal.h>
53 #include <stddef.h>
54 #include <stdlib.h>
55 #include <string.h>
56 #include <time.h>
57 #include <unistd.h>
58 #include "utmpentry.h"
59 #include <devstat.h>
60 #include "systat.h"
61 #include "extern.h"
62 #include "devs.h"
63
64 #define NKVMSW 16
65
66 static struct Info {
67 struct kinfo_cputime cp_time;
68 struct vmmeter Vmm;
69 struct vmtotal Total;
70 struct vmstats Vms;
71 struct nchstats nchstats;
72 long nchcount;
73 long nchpathcount;
74 long *intrcnt;
75 long bufspace;
76 int maxvnodes;
77 int cachedvnodes;
78 int inactivevnodes;
79 int activevnodes;
80 long dirtybufspace;
81 long physmem;
82 struct kvm_swap kvmsw[NKVMSW];
83 } s, s1, s2, z;
84
85 struct kinfo_cputime cp_time, old_cp_time;
86 struct statinfo cur, last, run;
87 static int kvnsw;
88
89 #define vmm s.Vmm
90 #define vms s.Vms
91 #define oldvmm s1.Vmm
92 #define oldvms s1.Vms
93 #define total s.Total
94 #define nchtotal s.nchstats
95 #define oldnchtotal s1.nchstats
96
97 static enum state { BOOT, TIME, RUN } state = TIME;
98
99 static void allocinfo(struct Info *);
100 static void copyinfo(struct Info *, struct Info *);
101 static void dinfo(int, int, struct statinfo *, struct statinfo *);
102 static void getinfo(struct Info *);
103 static void put64(int64_t, int, int, int, int);
104 static void putfloat(double, int, int, int, int, int);
105 static void putlongdouble(long double, int, int, int, int, int);
106 static void putlongdoublez(long double, int, int, int, int, int);
107 static int ucount(void);
108
109 static int ncpu;
110 static char buf[26];
111 static time_t t;
112 static double etime;
113 static int nintr;
114 static int *intralias;
115 static int *intrsmp;
116 static long *intrloc;
117 static long *lacc;
118 static char **intrname;
119 static int nextintsrow;
120 static int extended_vm_stats;
121
122
123
124 WINDOW *
125 openkre(void)
126 {
127
128 return (stdscr);
129 }
130
131 void
132 closekre(WINDOW *w)
133 {
134
135 if (w == NULL)
136 return;
137 wclear(w);
138 wrefresh(w);
139 }
140
141
142 static struct nlist namelist[] = {
143 #define X_BUFFERSPACE 0
144 { .n_name = "_bufspace" },
145 #define X_NCHSTATS 1
146 { .n_name = "_nchstats" },
147 #define X_DESIREDVNODES 2
148 { .n_name = "_maxvnodes" },
149 #define X_CACHEDVNODES 3
150 { .n_name = "_cachedvnodes" },
151 #define X_INACTIVEVNODES 4
152 { .n_name = "_inactivevnodes" },
153 #define X_ACTIVEVNODES 5
154 { .n_name = "_activevnodes" },
155 #define X_NUMDIRTYBUFFERS 6
156 { .n_name = "_dirtybufspace" },
157 { .n_name = "" },
158 };
159
160 /*
161 * These constants define where the major pieces are laid out
162 */
163 #define STATROW 0 /* uses 1 row and 68 cols */
164 #define STATCOL 2
165 #define MEMROW 2 /* uses 4 rows and 31 cols */
166 #define MEMCOLA 0
167 #define MEMCOLB 20
168 #define PAGEROW 2 /* uses 4 rows and 26 cols */
169 #define PAGECOL 45
170 #define INTSROW 6 /* uses all rows to bottom and 17 cols */
171 #define INTSCOL 61
172 #define PROCSROW 7 /* uses 2 rows and 20 cols */
173 #define PROCSCOL 0
174 #define GENSTATROW 7 /* uses 2 rows and 30 cols */
175 #define GENSTATCOL 16
176 #define VMSTATROW 6 /* uses 17 rows and 12 cols */
177 #define VMSTATCOL 50
178 #define GRAPHROW 10 /* uses 3 rows and 51 cols */
179 #define GRAPHCOL 0
180 #define NAMEIROW 14 /* uses 3 rows and 38 cols */
181 #define NAMEICOL 0
182 #define EXECROW 14 /* uses 2 rows and 5 cols */
183 #define EXECCOL 38
184 #define DISKROW 17 /* uses 6 rows and 50 cols (for 9 drives) */
185 #define DISKCOL 0
186
187 #define DRIVESPACE 7 /* max # for space */
188
189 #define MAXDRIVES DRIVESPACE /* max # to display */
190
191 static
192 int
193 findintralias(const char *name, int limit)
194 {
195 int i;
196 size_t nlen;
197 size_t ilen;
198
199 nlen = strlen(name);
200 for (i = 0; i < limit; ++i) {
201 if (strcmp(name, intrname[i]) == 0)
202 break;
203 ilen = strlen(intrname[i]);
204 if (nlen == ilen &&
205 nlen > 1 &&
206 strncmp(name, intrname[i], nlen - 1) == 0 &&
207 strchr(name, ' ') &&
208 isdigit(name[nlen - 1]) &&
209 (isdigit(intrname[i][nlen - 1]) ||
210 intrname[i][nlen - 1] == '*')) {
211 intrname[i][nlen - 1] = '*';
212 break;
213 }
214 }
215 return i;
216 }
217
218 int
219 initkre(void)
220 {
221 char *intrnamebuf;
222 size_t bytes;
223 size_t b;
224 size_t i;
225
226 if (namelist[0].n_type == 0) {
227 if (kvm_nlist(kd, namelist)) {
228 nlisterr(namelist);
229 return(0);
230 }
231 if (namelist[0].n_type == 0) {
232 error("No namelist");
233 return(0);
234 }
235 }
236
237 if ((num_devices = getnumdevs()) < 0) {
238 warnx("%s", devstat_errbuf);
239 return(0);
240 }
241
242 cur.dinfo = (struct devinfo *)malloc(sizeof(struct devinfo));
243 last.dinfo = (struct devinfo *)malloc(sizeof(struct devinfo));
244 run.dinfo = (struct devinfo *)malloc(sizeof(struct devinfo));
245 bzero(cur.dinfo, sizeof(struct devinfo));
246 bzero(last.dinfo, sizeof(struct devinfo));
247 bzero(run.dinfo, sizeof(struct devinfo));
248
249 if (dsinit(MAXDRIVES, &cur, &last, &run) != 1)
250 return(0);
251
252 if (nintr == 0) {
253 if (sysctlbyname("hw.intrnames", NULL, &bytes, NULL, 0) == 0) {
254 intrnamebuf = malloc(bytes);
255 sysctlbyname("hw.intrnames", intrnamebuf, &bytes,
256 NULL, 0);
257 for (i = 0; i < bytes; ++i) {
258 if (intrnamebuf[i] == 0)
259 ++nintr;
260 }
261 intrname = malloc(nintr * sizeof(char *));
262 intrloc = malloc(nintr * sizeof(*intrloc));
263 lacc = malloc(nintr * sizeof(*lacc));
264 intralias = malloc(nintr * sizeof(*intralias));
265 intrsmp = malloc(nintr * sizeof(*intrsmp));
266 bzero(intrsmp, nintr * sizeof(*intrsmp));
267
268 nintr = 0;
269 for (b = i = 0; i < bytes; ++i) {
270 if (intrnamebuf[i] == 0) {
271 intrname[nintr] = intrnamebuf + b;
272 intrloc[nintr] = 0;
273 intralias[nintr] =
274 findintralias(intrname[nintr], nintr);
275 ++intrsmp[intralias[nintr]];
276 b = i + 1;
277 ++nintr;
278 }
279 }
280 }
281 nextintsrow = INTSROW + 2;
282 allocinfo(&s);
283 allocinfo(&s1);
284 allocinfo(&s2);
285 allocinfo(&z);
286 }
287 getinfo(&s2);
288 copyinfo(&s2, &s1);
289 return(1);
290 }
291
292 void
293 fetchkre(void)
294 {
295 time_t now;
296 struct tm *tp;
297 static int d_first = -1;
298
299 if (d_first < 0)
300 d_first = (*nl_langinfo(D_MD_ORDER) == 'd');
301
302 time(&now);
303 tp = localtime(&now);
304 (void) strftime(buf, sizeof(buf),
305 d_first ? "%e %b %R" : "%b %e %R", tp);
306 getinfo(&s);
307 }
308
309 void
310 labelkre(void)
311 {
312 int i, j;
313
314 clear();
315 mvprintw(STATROW, STATCOL + 4, "users Load");
316 mvprintw(MEMROW + 0, MEMCOLA, "Active ");
317 mvprintw(MEMROW + 1, MEMCOLA, "Kernel ");
318 mvprintw(MEMROW + 2, MEMCOLA, "Free ");
319 mvprintw(MEMROW + 3, MEMCOLA, "Total ");
320
321 mvprintw(MEMROW + 0, MEMCOLB, "VM-rss");
322 mvprintw(MEMROW + 1, MEMCOLB, "VM-swp");
323 mvprintw(MEMROW + 1, MEMCOLB + 15, "/");
324
325 mvprintw(PAGEROW, PAGECOL, " VN PAGER SWAP PAGER ");
326 mvprintw(PAGEROW + 1, PAGECOL, " in out in out ");
327 mvprintw(PAGEROW + 2, PAGECOL, "bytes");
328 mvprintw(PAGEROW + 3, PAGECOL, "count");
329
330 mvprintw(INTSROW, INTSCOL + 3, " Interrupts");
331 mvprintw(INTSROW + 1, INTSCOL + 9, "total");
332
333 mvprintw(VMSTATROW + 1, VMSTATCOL + 8, "cow");
334 mvprintw(VMSTATROW + 2, VMSTATCOL + 8, "wire");
335 mvprintw(VMSTATROW + 3, VMSTATCOL + 8, "act");
336 mvprintw(VMSTATROW + 4, VMSTATCOL + 8, "inact");
337 mvprintw(VMSTATROW + 5, VMSTATCOL + 8, "cache");
338 mvprintw(VMSTATROW + 6, VMSTATCOL + 8, "free");
339 mvprintw(VMSTATROW + 7, VMSTATCOL + 8, "daefr");
340 mvprintw(VMSTATROW + 8, VMSTATCOL + 8, "prcfr");
341 mvprintw(VMSTATROW + 9, VMSTATCOL + 8, "react");
342 mvprintw(VMSTATROW + 10, VMSTATCOL + 8, "pdwake");
343 mvprintw(VMSTATROW + 11, VMSTATCOL + 8, "pdpgs");
344 mvprintw(VMSTATROW + 12, VMSTATCOL + 8, "intrn");
345 mvprintw(VMSTATROW + 13, VMSTATCOL + 8, "buf");
346 mvprintw(VMSTATROW + 14, VMSTATCOL + 8, "dirtybuf");
347
348 mvprintw(VMSTATROW + 15, VMSTATCOL + 8, "activ-vp");
349 mvprintw(VMSTATROW + 16, VMSTATCOL + 8, "cachd-vp");
350 mvprintw(VMSTATROW + 17, VMSTATCOL + 8, "inact-vp");
351
352 mvprintw(GENSTATROW, GENSTATCOL, " Csw Trp Sys Int Sof Flt");
353
354 mvprintw(GRAPHROW, GRAPHCOL,
355 " . %%Sys . %%Intr . %%User . %%Nice . %%Idle");
356 mvprintw(PROCSROW, PROCSCOL, " r p d s");
357 mvprintw(GRAPHROW + 1, GRAPHCOL,
358 "| | | | | | | | | | |");
359
360 mvprintw(NAMEIROW, NAMEICOL, "Path-lookups hits %% Components");
361 mvprintw(EXECROW, EXECCOL, "Execs");
362 mvprintw(DISKROW, DISKCOL, "Disks");
363 mvprintw(DISKROW + 1, DISKCOL, "KB/t");
364 mvprintw(DISKROW + 2, DISKCOL, "tpr/s");
365 mvprintw(DISKROW + 3, DISKCOL, "MBr/s");
366 mvprintw(DISKROW + 4, DISKCOL, "tpw/s");
367 mvprintw(DISKROW + 5, DISKCOL, "MBw/s");
368 mvprintw(DISKROW + 6, DISKCOL, "%% busy");
369
370 /*
371 * For now, we don't support a fourth disk statistic. So there's
372 * no point in providing a label for it. If someone can think of a
373 * fourth useful disk statistic, there is room to add it.
374 */
375 j = 0;
376 for (i = 0; i < num_devices && j < MAXDRIVES; i++)
377 if (dev_select[i].selected) {
378 char tmpstr[80];
379 sprintf(tmpstr, "%s%d", dev_select[i].device_name,
380 dev_select[i].unit_number);
381 mvprintw(DISKROW, DISKCOL + 5 + 6 * j,
382 " %5.5s", tmpstr);
383 j++;
384 }
385
386 if (j <= 4) {
387 /*
388 * room for extended VM stats
389 */
390 mvprintw(VMSTATROW + 11, VMSTATCOL - 6, "nzfod");
391 mvprintw(VMSTATROW + 12, VMSTATCOL - 6, "ozfod");
392 mvprintw(VMSTATROW + 13, VMSTATCOL - 6, "%%zslo");
393 mvprintw(VMSTATROW + 14, VMSTATCOL - 6, "pgfre");
394 extended_vm_stats = 1;
395 } else {
396 extended_vm_stats = 0;
397 mvprintw(VMSTATROW + 0, VMSTATCOL + 8, "zfod");
398 }
399
400 for (i = 0; i < nintr; i++) {
401 if (intrloc[i] == 0)
402 continue;
403 mvprintw(intrloc[i], INTSCOL + 9, "%-10.10s", intrname[i]);
404 }
405 }
406
407 #define CP_UPDATE(fld) do { \
408 uint64_t lt; \
409 lt=s.fld; \
410 s.fld-=s1.fld; \
411 if(state==TIME) \
412 s1.fld=lt; \
413 lt=fld; \
414 fld-=old_##fld; \
415 if(state==TIME) \
416 old_##fld=lt; \
417 etime += s.fld; \
418 } while(0)
419 #define X(fld) {t=s.fld[i]; s.fld[i]-=s1.fld[i]; if(state==TIME) s1.fld[i]=t;}
420 #define Y(fld) {t = s.fld; s.fld -= s1.fld; if(state == TIME) s1.fld = t;}
421 #define Z(fld) {t = s.nchstats.fld; s.nchstats.fld -= s1.nchstats.fld; \
422 if(state == TIME) s1.nchstats.fld = t;}
423 #define PUTRATE(fld, l, c, w) \
424 Y(fld); \
425 put64((int64_t)((float)s.fld/etime + 0.5), l, c, w, 'D')
426 #define PUTRATE_PGTOB(fld, l, c, w) \
427 Y(fld); \
428 put64((int64_t)((float)s.fld/etime + 0.5) * PAGE_SIZE, l, c, w, 0)
429 #define MAXFAIL 5
430
431 #define CPUSTATES 5
432 static const char cpuchar[5] = { '=' , '+', '>', '-', ' ' };
433
434 static const size_t cpuoffsets[] = {
435 offsetof(struct kinfo_cputime, cp_sys),
436 offsetof(struct kinfo_cputime, cp_intr),
437 offsetof(struct kinfo_cputime, cp_user),
438 offsetof(struct kinfo_cputime, cp_nice),
439 offsetof(struct kinfo_cputime, cp_idle)
440 };
441
442 void
443 showkre(void)
444 {
445 float f1, f2;
446 int psiz;
447 int i, j, lc;
448 long inttotal;
449 long l;
450 static int failcnt = 0;
451 double total_time;
452
453 etime = 0;
454 CP_UPDATE(cp_time.cp_user);
455 CP_UPDATE(cp_time.cp_nice);
456 CP_UPDATE(cp_time.cp_sys);
457 CP_UPDATE(cp_time.cp_intr);
458 CP_UPDATE(cp_time.cp_idle);
459
460 total_time = etime;
461 if (total_time == 0.0)
462 total_time = 1.0;
463
464 if (etime < 100000.0) { /* < 100ms ignore this trash */
465 if (failcnt++ >= MAXFAIL) {
466 clear();
467 mvprintw(2, 10, "The alternate system clock has died!");
468 mvprintw(3, 10, "Reverting to ``pigs'' display.");
469 move(CMDLINE, 0);
470 refresh();
471 failcnt = 0;
472 sleep(5);
473 command("pigs");
474 }
475 return;
476 }
477 failcnt = 0;
478 etime /= 1000000.0;
479 etime /= ncpu;
480 if (etime == 0)
481 etime = 1;
482 inttotal = 0;
483 bzero(lacc, nintr * sizeof(*lacc));
484
485 for (i = 0; i < nintr; i++) {
486 if (s.intrcnt[i] == 0)
487 continue;
488 j = intralias[i];
489 if (intrloc[j] == 0) {
490 if (nextintsrow == LINES)
491 continue;
492 intrloc[j] = nextintsrow++;
493 mvprintw(intrloc[j], INTSCOL + 9, "%-10.10s",
494 intrname[j]);
495 }
496 X(intrcnt);
497 l = (long)((float)s.intrcnt[i]/etime + 0.5);
498 lacc[j] += l;
499 inttotal += l;
500 put64(lacc[j], intrloc[j], INTSCOL + 3, 5, 'D');
501 }
502 put64(inttotal, INTSROW + 1, INTSCOL + 3, 5, 'D');
503 Z(ncs_goodhits); Z(ncs_badhits); Z(ncs_miss);
504 Z(ncs_longhits); Z(ncs_longmiss); Z(ncs_neghits);
505 s.nchcount = nchtotal.ncs_goodhits + nchtotal.ncs_badhits +
506 nchtotal.ncs_miss + nchtotal.ncs_neghits;
507 s.nchpathcount = nchtotal.ncs_longhits + nchtotal.ncs_longmiss;
508 if (state == TIME) {
509 s1.nchcount = s.nchcount;
510 s1.nchpathcount = s.nchpathcount;
511 }
512
513 #define LOADCOLS 49 /* Don't but into the 'free' value */
514 #define LOADRANGE (100.0 / LOADCOLS)
515
516 psiz = 0;
517 f2 = 0.0;
518 for (lc = 0; lc < CPUSTATES; lc++) {
519 uint64_t val = *(uint64_t *)(((uint8_t *)&s.cp_time) +
520 cpuoffsets[lc]);
521 f1 = 100.0 * val / total_time;
522 f2 += f1;
523 l = (int)((f2 + (LOADRANGE / 2.0)) / LOADRANGE) - psiz;
524 if (f1 > 99.9)
525 f1 = 99.9; /* no room to display 100.0 */
526 putfloat(f1, GRAPHROW, GRAPHCOL + 10 * lc, 4, 1, 0);
527 move(GRAPHROW + 2, psiz);
528 psiz += l;
529 while (l-- > 0)
530 addch(cpuchar[lc]);
531 }
532
533 put64(ucount(), STATROW, STATCOL, 3, 'D');
534 putfloat(avenrun[0], STATROW, STATCOL + 18, 6, 2, 0);
535 putfloat(avenrun[1], STATROW, STATCOL + 25, 6, 2, 0);
536 putfloat(avenrun[2], STATROW, STATCOL + 32, 6, 2, 0);
537 mvaddstr(STATROW, STATCOL + 53, buf);
538 #define pgtokb(pg) (int64_t)((intmax_t)(pg) * vms.v_page_size / 1024)
539 #define pgtomb(pg) (int64_t)((intmax_t)(pg) * vms.v_page_size / (1024 * 1024))
540 #define pgtob(pg) (int64_t)((intmax_t)(pg) * vms.v_page_size)
541
542 put64(pgtob(vms.v_active_count), MEMROW + 0, MEMCOLA + 7, 6, 0);
543 put64(pgtob(vms.v_wire_count), MEMROW + 1, MEMCOLA + 7, 6, 0); /*XXX*/
544 put64(pgtob(vms.v_inactive_count +
545 vms.v_cache_count +
546 vms.v_free_count), MEMROW + 2, MEMCOLA + 7, 6, 0);
547 put64(s.physmem, MEMROW + 3, MEMCOLA + 7, 6, 0);
548 put64(pgtob(total.t_rm), MEMROW + 0, MEMCOLB + 7, 6, 0);
549 put64(pgtob(total.t_vm - total.t_rm), MEMROW + 1, MEMCOLB + 7, 6, 0);
550 put64(pgtob(s.kvmsw[kvnsw].ksw_total), MEMROW + 1, MEMCOLB + 17, 6, 0);
551
552 #if 0
553 put64(pgtob(total.t_arm), MEMROW + 2, MEMCOL + 4, 6, 0);
554 put64(pgtob(total.t_armshr), MEMROW + 2, MEMCOL + 11, 6, 0);
555 put64(pgtob(total.t_avm), MEMROW + 2, MEMCOL + 19, 6, 0);
556 put64(pgtob(total.t_avmshr), MEMROW + 2, MEMCOL + 26, 6, 0);
557 put64(pgtob(total.t_rm), MEMROW + 3, MEMCOL + 4, 6, 0);
558 put64(pgtob(total.t_rmshr), MEMROW + 3, MEMCOL + 11, 6, 0);
559 put64(pgtob(total.t_vm), MEMROW + 3, MEMCOL + 19, 6, 0);
560 put64(pgtob(total.t_vmshr), MEMROW + 3, MEMCOL + 26, 6, 0);
561 put64(pgtob(total.t_free), MEMROW + 2, MEMCOL + 34, 6, 0);
562 #endif
563
564 put64(total.t_rq - 1, PROCSROW + 1, PROCSCOL + 0, 4, 'D');
565 put64(total.t_pw, PROCSROW + 1, PROCSCOL + 4, 4, 'D');
566 put64(total.t_dw, PROCSROW + 1, PROCSCOL + 8, 4, 'D');
567 put64(total.t_sl, PROCSROW + 1, PROCSCOL + 12, 4, 'D');
568 /*put64(total.t_sw, PROCSROW + 1, PROCSCOL + 12, 3, 'D');*/
569 if (extended_vm_stats == 0) {
570 PUTRATE_PGTOB(Vmm.v_zfod, VMSTATROW + 0, VMSTATCOL, 7);
571 }
572 PUTRATE_PGTOB(Vmm.v_cow_faults, VMSTATROW + 1, VMSTATCOL, 7);
573 put64(pgtob(vms.v_wire_count), VMSTATROW + 2, VMSTATCOL, 7, 0);
574 put64(pgtob(vms.v_active_count), VMSTATROW + 3, VMSTATCOL, 7, 0);
575 put64(pgtob(vms.v_inactive_count), VMSTATROW + 4, VMSTATCOL, 7, 0);
576 put64(pgtob(vms.v_cache_count), VMSTATROW + 5, VMSTATCOL, 7, 0);
577 put64(pgtob(vms.v_free_count), VMSTATROW + 6, VMSTATCOL, 7, 0);
578 PUTRATE(Vmm.v_dfree, VMSTATROW + 7, VMSTATCOL, 7);
579 PUTRATE(Vmm.v_pfree, VMSTATROW + 8, VMSTATCOL, 7);
580 PUTRATE(Vmm.v_reactivated, VMSTATROW + 9, VMSTATCOL, 7);
581 PUTRATE(Vmm.v_pdwakeups, VMSTATROW + 10, VMSTATCOL, 7);
582 PUTRATE(Vmm.v_pdpages, VMSTATROW + 11, VMSTATCOL, 7);
583 PUTRATE(Vmm.v_intrans, VMSTATROW + 12, VMSTATCOL, 7);
584
585 if (extended_vm_stats) {
586 int64_t orig_zfod = s.Vmm.v_zfod;
587 s.Vmm.v_zfod -= s.Vmm.v_ozfod;
588 PUTRATE_PGTOB(Vmm.v_zfod, VMSTATROW + 11, VMSTATCOL - 14, 7);
589 PUTRATE_PGTOB(Vmm.v_ozfod, VMSTATROW + 12, VMSTATCOL - 14, 7);
590 #define nz(x) ((x) ? (x) : 1)
591 put64((s.Vmm.v_zfod) * 100 / nz(orig_zfod),
592 VMSTATROW + 13, VMSTATCOL - 14, 7, 'D');
593 #undef nz
594 PUTRATE_PGTOB(Vmm.v_tfree, VMSTATROW + 14, VMSTATCOL - 14, 7);
595 }
596
597 put64(s.bufspace, VMSTATROW + 13, VMSTATCOL, 7, 0);
598 put64(s.dirtybufspace/1024, VMSTATROW + 14, VMSTATCOL, 7, 'k');
599 put64(s.activevnodes, VMSTATROW + 15, VMSTATCOL, 7, 'D');
600 put64(s.cachedvnodes, VMSTATROW + 16, VMSTATCOL, 7, 'D');
601 put64(s.inactivevnodes, VMSTATROW + 17, VMSTATCOL, 7, 'D');
602 PUTRATE_PGTOB(Vmm.v_vnodepgsin, PAGEROW + 2, PAGECOL + 7, 5);
603 PUTRATE_PGTOB(Vmm.v_vnodepgsout, PAGEROW + 2, PAGECOL + 13, 5);
604 PUTRATE_PGTOB(Vmm.v_swappgsin, PAGEROW + 2, PAGECOL + 21, 5);
605 PUTRATE_PGTOB(Vmm.v_swappgsout, PAGEROW + 2, PAGECOL + 27, 5);
606 PUTRATE(Vmm.v_vnodein, PAGEROW + 3, PAGECOL + 7, 5);
607 PUTRATE(Vmm.v_vnodeout, PAGEROW + 3, PAGECOL + 13, 5);
608 PUTRATE(Vmm.v_swapin, PAGEROW + 3, PAGECOL + 21, 5);
609 PUTRATE(Vmm.v_swapout, PAGEROW + 3, PAGECOL + 27, 5);
610 PUTRATE(Vmm.v_swtch, GENSTATROW + 1, GENSTATCOL + 1, 4);
611 PUTRATE(Vmm.v_trap, GENSTATROW + 1, GENSTATCOL + 6, 4);
612 PUTRATE(Vmm.v_syscall, GENSTATROW + 1, GENSTATCOL + 11, 4);
613 PUTRATE(Vmm.v_intr, GENSTATROW + 1, GENSTATCOL + 16, 4);
614 PUTRATE(Vmm.v_soft, GENSTATROW + 1, GENSTATCOL + 21, 4);
615 PUTRATE(Vmm.v_vm_faults, GENSTATROW + 1, GENSTATCOL + 26, 4);
616 mvprintw(DISKROW, DISKCOL + 5, " ");
617 for (i = 0, lc = 0; i < num_devices && lc < MAXDRIVES; i++)
618 if (dev_select[i].selected) {
619 char tmpstr[80];
620 sprintf(tmpstr, "%s%d", dev_select[i].device_name,
621 dev_select[i].unit_number);
622 mvprintw(DISKROW, DISKCOL + 5 + 6 * lc,
623 " %5.5s", tmpstr);
624 switch(state) {
625 case TIME:
626 dinfo(i, ++lc, &cur, &last);
627 break;
628 case RUN:
629 dinfo(i, ++lc, &cur, &run);
630 break;
631 case BOOT:
632 dinfo(i, ++lc, &cur, NULL);
633 break;
634 }
635 }
636 #define nz(x) ((x) ? (x) : 1)
637 put64(s.nchpathcount, NAMEIROW + 1, NAMEICOL + 6, 6, 'D');
638 PUTRATE(Vmm.v_exec, EXECROW + 1, EXECCOL, 5);
639 put64(nchtotal.ncs_longhits, NAMEIROW + 1, NAMEICOL + 13, 6, 'D');
640 putfloat(nchtotal.ncs_longhits * 100.0 / nz(s.nchpathcount),
641 NAMEIROW + 1, NAMEICOL + 19, 4, 0, 0);
642
643 putfloat((double)s.nchcount / nz(s.nchpathcount),
644 NAMEIROW + 1, NAMEICOL + 27, 5, 2, 1);
645 #undef nz
646 }
647
648 int
649 cmdkre(const char *cmd, char *args)
650 {
651 int retval;
652
653 if (prefix(cmd, "run")) {
654 retval = 1;
655 copyinfo(&s2, &s1);
656 switch (getdevs(&run)) {
657 case -1:
658 errx(1, "%s", devstat_errbuf);
659 break;
660 case 1:
661 num_devices = run.dinfo->numdevs;
662 generation = run.dinfo->generation;
663 retval = dscmd("refresh", NULL, MAXDRIVES, &cur);
664 if (retval == 2)
665 labelkre();
666 break;
667 default:
668 break;
669 }
670 state = RUN;
671 return (retval);
672 }
673 if (prefix(cmd, "boot")) {
674 state = BOOT;
675 copyinfo(&z, &s1);
676 return (1);
677 }
678 if (prefix(cmd, "time")) {
679 state = TIME;
680 return (1);
681 }
682 if (prefix(cmd, "zero")) {
683 retval = 1;
684 if (state == RUN) {
685 getinfo(&s1);
686 switch (getdevs(&run)) {
687 case -1:
688 errx(1, "%s", devstat_errbuf);
689 break;
690 case 1:
691 num_devices = run.dinfo->numdevs;
692 generation = run.dinfo->generation;
693 retval = dscmd("refresh",NULL, MAXDRIVES, &cur);
694 if (retval == 2)
695 labelkre();
696 break;
697 default:
698 break;
699 }
700 }
701 return (retval);
702 }
703 retval = dscmd(cmd, args, MAXDRIVES, &cur);
704
705 if (retval == 2)
706 labelkre();
707
708 return(retval);
709 }
710
711 /* calculate number of users on the system */
712 static int
713 ucount(void)
714 {
715 struct utmpentry *ep = NULL; /* avoid gcc warnings */
716 int nusers = 0;
717
718 getutentries(NULL, &ep);
719 for (; ep; ep = ep->next)
720 nusers++;
721
722 return (nusers);
723 }
724
725 static void
726 put64(intmax_t n, int l, int lc, int w, int type)
727 {
728 char b[128];
729 int isneg;
730 int i;
731 int64_t d;
732 int64_t u;
733
734 move(l, lc);
735 if (n == 0) {
736 while (w-- > 0)
737 addch(' ');
738 return;
739 }
740 if (type == 0 || type == 'D')
741 snprintf(b, sizeof(b), "%*jd", w, n);
742 else
743 snprintf(b, sizeof(b), "%*jd%c", w - 1, n, type);
744 if (strlen(b) <= (size_t)w) {
745 addstr(b);
746 return;
747 }
748
749 if (type == 'D')
750 u = 1000;
751 else
752 u = 1024;
753 if (n < 0) {
754 n = -n;
755 isneg = 1;
756 } else {
757 isneg = 0;
758 }
759
760 for (d = 1; n / d >= 1000; d *= u) {
761 switch(type) {
762 case 'D':
763 case 0:
764 type = 'K';
765 break;
766 case 'K':
767 type = 'M';
768 break;
769 case 'M':
770 type = 'G';
771 break;
772 case 'G':
773 type = 'T';
774 break;
775 case 'T':
776 type = 'X';
777 break;
778 default:
779 type = '?';
780 break;
781 }
782 }
783
784 i = w - isneg;
785 if (n / d >= 100)
786 i -= 3;
787 else if (n / d >= 10)
788 i -= 2;
789 else
790 i -= 1;
791 if (i > 4) {
792 snprintf(b + 64, sizeof(b) - 64, "%jd.%03jd%c",
793 n / d, n / (d / 1000) % 1000, type);
794 } else if (i > 3) {
795 snprintf(b + 64, sizeof(b) - 64, "%jd.%02jd%c",
796 n / d, n / (d / 100) % 100, type);
797 } else if (i > 2) {
798 snprintf(b + 64, sizeof(b) - 64, "%jd.%01jd%c",
799 n / d, n / (d / 10) % 10, type);
800 } else {
801 snprintf(b + 64, sizeof(b) - 64, "%jd%c",
802 n / d, type);
803 }
804 w -= strlen(b + 64);
805 i = 64;
806 if (isneg) {
807 b[--i] = '-';
808 --w;
809 }
810 while (w > 0) {
811 --w;
812 b[--i] = ' ';
813 }
814 addstr(b + i);
815 }
816
817 static void
818 putfloat(double f, int l, int lc, int w, int d, int nz)
819 {
820 char b[128];
821
822 move(l, lc);
823 if (nz && f == 0.0) {
824 while (--w >= 0)
825 addch(' ');
826 return;
827 }
828 snprintf(b, sizeof(b), "%*.*f", w, d, f);
829 if (strlen(b) > (size_t)w)
830 snprintf(b, sizeof(b), "%*.0f", w, f);
831 if (strlen(b) > (size_t)w) {
832 while (--w >= 0)
833 addch('*');
834 return;
835 }
836 addstr(b);
837 }
838
839 static void
840 putlongdouble(long double f, int l, int lc, int w, int d, int nz)
841 {
842 char b[128];
843
844 move(l, lc);
845 if (nz && f == 0.0) {
846 while (--w >= 0)
847 addch(' ');
848 return;
849 }
850 sprintf(b, "%*.*Lf", w, d, f);
851 if (strlen(b) > (size_t)w)
852 sprintf(b, "%*.0Lf", w, f);
853 if (strlen(b) > (size_t)w) {
854 while (--w >= 0)
855 addch('*');
856 return;
857 }
858 addstr(b);
859 }
860
861 static void
862 putlongdoublez(long double f, int l, int lc, int w, int d, int nz)
863 {
864 char b[128];
865
866 if (f == 0.0) {
867 move(l, lc);
868 sprintf(b, "%*.*s", w, w, "");
869 addstr(b);
870 } else {
871 putlongdouble(f, l, lc, w, d, nz);
872 }
873 }
874
875 static void
876 getinfo(struct Info *ls)
877 {
878 struct devinfo *tmp_dinfo;
879 struct nchstats *nch_tmp;
880 size_t size;
881 size_t vms_size = sizeof(ls->Vms);
882 size_t vmm_size = sizeof(ls->Vmm);
883 size_t nch_size = sizeof(ls->nchstats) * SMP_MAXCPU;
884 size_t phys_size = sizeof(ls->physmem);
885
886 kvnsw = kvm_getswapinfo(kd, ls->kvmsw, NKVMSW, 0);
887
888 if (sysctlbyname("vm.vmstats", &ls->Vms, &vms_size, NULL, 0)) {
889 perror("sysctlbyname: vm.vmstats");
890 exit(1);
891 }
892 if (sysctlbyname("vm.vmmeter", &ls->Vmm, &vmm_size, NULL, 0)) {
893 perror("sysctlbyname: vm.vmstats");
894 exit(1);
895 }
896 if (sysctlbyname("hw.physmem", &ls->physmem, &phys_size, NULL, 0)) {
897 perror("sysctlbyname: hw.physmem");
898 exit(1);
899 }
900
901 if (kinfo_get_sched_cputime(&ls->cp_time))
902 err(1, "kinfo_get_sched_cputime");
903 if (kinfo_get_sched_cputime(&cp_time))
904 err(1, "kinfo_get_sched_cputime");
905 NREAD(X_BUFFERSPACE, &ls->bufspace, sizeof(ls->bufspace));
906 NREAD(X_DESIREDVNODES, &ls->maxvnodes, sizeof(ls->maxvnodes));
907 NREAD(X_CACHEDVNODES, &ls->cachedvnodes, sizeof(ls->cachedvnodes));
908 NREAD(X_INACTIVEVNODES, &ls->inactivevnodes,
909 sizeof(ls->inactivevnodes));
910 NREAD(X_ACTIVEVNODES, &ls->activevnodes, sizeof(ls->activevnodes));
911 NREAD(X_NUMDIRTYBUFFERS, &ls->dirtybufspace, sizeof(ls->dirtybufspace));
912
913 if (nintr) {
914 size = nintr * sizeof(ls->intrcnt[0]);
915 sysctlbyname("hw.intrcnt_all", ls->intrcnt, &size, NULL, 0);
916 }
917 size = sizeof(ls->Total);
918 if (sysctlbyname("vm.vmtotal", &ls->Total, &size, NULL, 0) < 0) {
919 error("Can't get kernel info: %s\n", strerror(errno));
920 bzero(&ls->Total, sizeof(ls->Total));
921 }
922
923 if ((nch_tmp = malloc(nch_size)) == NULL) {
924 perror("malloc");
925 exit(1);
926 } else {
927 if (sysctlbyname("vfs.cache.nchstats", nch_tmp, &nch_size, NULL, 0)) {
928 perror("sysctlbyname vfs.cache.nchstats");
929 free(nch_tmp);
930 exit(1);
931 } else {
932 if ((nch_tmp = realloc(nch_tmp, nch_size)) == NULL) {
933 perror("realloc");
934 exit(1);
935 }
936 }
937 }
938
939 if (kinfo_get_cpus(&ncpu))
940 err(1, "kinfo_get_cpus");
941 kvm_nch_cpuagg(nch_tmp, &ls->nchstats, ncpu);
942 free(nch_tmp);
943
944 tmp_dinfo = last.dinfo;
945 last.dinfo = cur.dinfo;
946 cur.dinfo = tmp_dinfo;
947
948 last.busy_time = cur.busy_time;
949 switch (getdevs(&cur)) {
950 case -1:
951 errx(1, "%s", devstat_errbuf);
952 break;
953 case 1:
954 num_devices = cur.dinfo->numdevs;
955 generation = cur.dinfo->generation;
956 cmdkre("refresh", NULL);
957 break;
958 default:
959 break;
960 }
961 }
962
963 static void
964 allocinfo(struct Info *ls)
965 {
966 ls->intrcnt = (long *) calloc(nintr, sizeof(long));
967 if (ls->intrcnt == NULL)
968 errx(2, "out of memory");
969 }
970
971 static void
972 copyinfo(struct Info *from, struct Info *to)
973 {
974 long *intrcnt;
975
976 /*
977 * time, wds, seek, and xfer are malloc'd so we have to
978 * save the pointers before the structure copy and then
979 * copy by hand.
980 */
981 intrcnt = to->intrcnt;
982 *to = *from;
983
984 bcopy(from->intrcnt, to->intrcnt = intrcnt, nintr * sizeof (int));
985 }
986
987 static void
988 dinfo(int dn, int lc, struct statinfo *now, struct statinfo *then)
989 {
990 long double kb_per_transfer;
991 long double transfers_per_secondr;
992 long double transfers_per_secondw;
993 long double mb_per_secondr;
994 long double mb_per_secondw;
995 long double elapsed_time, device_busy;
996 int di;
997
998 di = dev_select[dn].position;
999
1000 elapsed_time = compute_etime(now->busy_time, then ?
1001 then->busy_time :
1002 now->dinfo->devices[di].dev_creation_time);
1003
1004 device_busy = compute_etime(now->dinfo->devices[di].busy_time, then ?
1005 then->dinfo->devices[di].busy_time :
1006 now->dinfo->devices[di].dev_creation_time);
1007
1008 if (compute_stats(
1009 &now->dinfo->devices[di],
1010 (then ? &then->dinfo->devices[di] : NULL),
1011 elapsed_time,
1012 NULL, NULL, NULL,
1013 &kb_per_transfer,
1014 NULL,
1015 NULL,
1016 NULL, NULL) != 0)
1017 errx(1, "%s", devstat_errbuf);
1018
1019 if (compute_stats_read(
1020 &now->dinfo->devices[di],
1021 (then ? &then->dinfo->devices[di] : NULL),
1022 elapsed_time,
1023 NULL, NULL, NULL,
1024 NULL,
1025 &transfers_per_secondr,
1026 &mb_per_secondr,
1027 NULL, NULL) != 0)
1028 errx(1, "%s", devstat_errbuf);
1029
1030 if (compute_stats_write(
1031 &now->dinfo->devices[di],
1032 (then ? &then->dinfo->devices[di] : NULL),
1033 elapsed_time,
1034 NULL, NULL, NULL,
1035 NULL,
1036 &transfers_per_secondw,
1037 &mb_per_secondw,
1038 NULL, NULL) != 0)
1039 errx(1, "%s", devstat_errbuf);
1040
1041 #if 0
1042 /*
1043 * Remove this hack, it no longer works properly and will
1044 * report 100% busy in situations where the device is able
1045 * to respond to the requests faster than the busy counter's
1046 * granularity.
1047 */
1048 if ((device_busy == 0) &&
1049 (transfers_per_secondr > 5 || transfers_per_secondw > 5)) {
1050 /* the device has been 100% busy, fake it because
1051 * as long as the device is 100% busy the busy_time
1052 * field in the devstat struct is not updated */
1053 device_busy = elapsed_time;
1054 }
1055 #endif
1056 if (device_busy > elapsed_time) {
1057 /* this normally happens after one or more periods
1058 * where the device has been 100% busy, correct it */
1059 device_busy = elapsed_time;
1060 }
1061
1062 lc = DISKCOL + lc * 6;
1063 putlongdoublez(kb_per_transfer, DISKROW + 1, lc, 5, 2, 0);
1064 putlongdoublez(transfers_per_secondr, DISKROW + 2, lc, 5, 0, 0);
1065 putlongdoublez(mb_per_secondr, DISKROW + 3, lc, 5, 2, 0);
1066 putlongdoublez(transfers_per_secondw, DISKROW + 4, lc, 5, 0, 0);
1067 putlongdoublez(mb_per_secondw, DISKROW + 5, lc, 5, 2, 0);
1068 putlongdouble(device_busy * 100 / elapsed_time,
1069 DISKROW + 6, lc, 5, 0, 0);
1070 }
DragonFly BSD