1/*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1983, 1989, 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33 34__FBSDID("$FreeBSD$"); 35 36#ifdef lint 37static const char sccsid[] = "@(#)vmstat.c 8.2 (Berkeley) 1/12/94"; 38#endif 39 40/* 41 * Cursed vmstat -- from Robert Elz. 42 */ 43 44#include <sys/param.h> 45#include <sys/stat.h> 46#include <sys/time.h> 47#include <sys/proc.h> 48#include <sys/uio.h> 49#include <sys/namei.h> 50#include <sys/resource.h> 51#include <sys/sysctl.h> 52#include <sys/vmmeter.h> 53 54#include <vm/vm_param.h> 55 56#include <ctype.h> 57#include <err.h> 58#include <errno.h> 59#include <langinfo.h> 60#include <libutil.h> 61#include <nlist.h> 62#include <paths.h> 63#include <signal.h> 64#include <stdlib.h> 65#include <string.h> 66#include <time.h> 67#include <unistd.h> 68#include <utmpx.h> 69#include "systat.h" 70#include "extern.h" 71#include "devs.h" 72 73static struct Info { 74 long time[CPUSTATES]; 75 uint64_t v_swtch; /* context switches */ 76 uint64_t v_trap; /* calls to trap */ 77 uint64_t v_syscall; /* calls to syscall() */ 78 uint64_t v_intr; /* device interrupts */ 79 uint64_t v_soft; /* software interrupts */ 80 /* 81 * Virtual memory activity. 82 */ 83 uint64_t v_vm_faults; /* number of address memory faults */ 84 uint64_t v_io_faults; /* page faults requiring I/O */ 85 uint64_t v_cow_faults; /* number of copy-on-writes */ 86 uint64_t v_zfod; /* pages zero filled on demand */ 87 uint64_t v_ozfod; /* optimized zero fill pages */ 88 uint64_t v_swapin; /* swap pager pageins */ 89 uint64_t v_swapout; /* swap pager pageouts */ 90 uint64_t v_swappgsin; /* swap pager pages paged in */ 91 uint64_t v_swappgsout; /* swap pager pages paged out */ 92 uint64_t v_vnodein; /* vnode pager pageins */ 93 uint64_t v_vnodeout; /* vnode pager pageouts */ 94 uint64_t v_vnodepgsin; /* vnode_pager pages paged in */ 95 uint64_t v_vnodepgsout; /* vnode pager pages paged out */ 96 uint64_t v_intrans; /* intransit blocking page faults */ 97 uint64_t v_reactivated; /* number of pages reactivated by pagedaemon */ 98 uint64_t v_pdwakeups; /* number of times daemon has awaken from sleep */ 99 uint64_t v_pdpages; /* number of pages analyzed by daemon */ 100 101 uint64_t v_dfree; /* pages freed by daemon */ 102 uint64_t v_pfree; /* pages freed by exiting processes */ 103 uint64_t v_tfree; /* total pages freed */ 104 /* 105 * Distribution of page usages. 106 */ 107 u_int v_free_count; /* number of pages free */ 108 u_int v_wire_count; /* number of pages wired down */ 109 u_int v_active_count; /* number of pages active */ 110 u_int v_inactive_count; /* number of pages inactive */ 111 u_int v_laundry_count; /* number of pages in laundry queue */ 112 u_long v_kmem_map_size; /* Current kmem allocation size */ 113 struct vmtotal Total; 114 struct nchstats nchstats; 115 long nchcount; 116 long *intrcnt; 117 long bufspace; 118 int desiredvnodes; 119 long numvnodes; 120 long freevnodes; 121 int numdirtybuffers; 122} s, s1, s2, z; 123static u_long kmem_size; 124static u_int v_page_count; 125 126 127#define total s.Total 128#define nchtotal s.nchstats 129#define oldnchtotal s1.nchstats 130 131static enum state { BOOT, TIME, RUN } state = TIME; 132enum divisor { IEC = 0, SI = HN_DIVISOR_1000 }; 133 134static void allocinfo(struct Info *); 135static void copyinfo(struct Info *, struct Info *); 136static float cputime(int); 137static void do_putuint64(uint64_t, int, int, int, int); 138static void getinfo(struct Info *); 139static void putuint64(uint64_t, int, int, int); 140static int ucount(void); 141 142static int ncpu; 143static char buf[26]; 144static time_t t; 145static double etime; 146static int nintr; 147static long *intrloc; 148static char **intrname; 149static int nextintsrow; 150 151WINDOW * 152openkre(void) 153{ 154 155 return (stdscr); 156} 157 158void 159closekre(WINDOW *w) 160{ 161 162 if (w == NULL) 163 return; 164 wclear(w); 165 wrefresh(w); 166} 167 168/* 169 * These constants define where the major pieces are laid out 170 */ 171#define STATROW 0 /* uses 1 row and 67 cols */ 172#define STATCOL 0 173#define MEMROW 2 /* uses 4 rows and 45 cols */ 174#define MEMCOL 0 175#define PAGEROW 1 /* uses 4 rows and 30 cols */ 176#define PAGECOL 47 177#define INTSROW 5 /* uses all rows to bottom and 16 cols */ 178#define INTSCOL 64 179#define PROCSROW 6 /* uses 3 rows and 19 cols */ 180#define PROCSCOL 0 181#define GENSTATROW 7 /* uses 2 rows and 29 cols */ 182#define GENSTATCOL 21 183#define VMSTATROW 5 /* uses 17 rows and 12-14 cols */ 184#define VMSTATCOL 49 /* actually 50-51 for some fields */ 185#define GRAPHROW 10 /* uses 3 rows and 49-51 cols */ 186#define GRAPHCOL 0 187#define VNSTATROW 13 /* uses 4 rows and 13 columns */ 188#define VNSTATCOL 35 189#define NAMEIROW 14 /* uses 3 rows and 32 cols */ 190#define NAMEICOL 0 191#define DISKROW 18 /* uses 5 rows and 47 cols (for 7 drives) */ 192#define DISKCOL 0 193 194#define DRIVESPACE 7 /* max # for space */ 195 196#define MAXDRIVES DRIVESPACE /* max # to display */ 197 198int 199initkre(void) 200{ 201 char *cp, *cp1, *cp2, *intrnamebuf, *nextcp; 202 int i; 203 size_t sz; 204 205 if (dsinit(MAXDRIVES) != 1) 206 return(0); 207 208 if (nintr == 0) { 209 if (sysctlbyname("hw.intrcnt", NULL, &sz, NULL, 0) == -1) { 210 error("sysctl(hw.intrcnt...) failed: %s", 211 strerror(errno)); 212 return (0); 213 } 214 nintr = sz / sizeof(u_long); 215 intrloc = calloc(nintr, sizeof (long)); 216 intrname = calloc(nintr, sizeof (char *)); 217 intrnamebuf = sysctl_dynread("hw.intrnames", NULL); 218 if (intrnamebuf == NULL || intrname == NULL || 219 intrloc == NULL) { 220 error("Out of memory"); 221 if (intrnamebuf) 222 free(intrnamebuf); 223 if (intrname) 224 free(intrname); 225 if (intrloc) 226 free(intrloc); 227 nintr = 0; 228 return(0); 229 } 230 for (cp = intrnamebuf, i = 0; i < nintr; i++) { 231 nextcp = cp + strlen(cp) + 1; 232 233 /* Discard trailing spaces. */ 234 for (cp1 = nextcp - 1; cp1 > cp && *(cp1 - 1) == ' '; ) 235 *--cp1 = '\0'; 236 237 /* Convert "irqN: name" to "name irqN". */ 238 if (strncmp(cp, "irq", 3) == 0) { 239 cp1 = cp + 3; 240 while (isdigit((u_char)*cp1)) 241 cp1++; 242 if (cp1 != cp && *cp1 == ':' && 243 *(cp1 + 1) == ' ') { 244 sz = strlen(cp); 245 *cp1 = '\0'; 246 cp1 = cp1 + 2; 247 cp2 = strdup(cp); 248 bcopy(cp1, cp, sz - (cp1 - cp) + 1); 249 if (sz <= 10 + 4) { 250 strcat(cp, " "); 251 strcat(cp, cp2 + 3); 252 } 253 free(cp2); 254 } 255 } 256 257 /* 258 * Convert "name irqN" to "name N" if the former is 259 * longer than the field width. 260 */ 261 if ((cp1 = strstr(cp, "irq")) != NULL && 262 strlen(cp) > 10) 263 bcopy(cp1 + 3, cp1, strlen(cp1 + 3) + 1); 264 265 intrname[i] = cp; 266 cp = nextcp; 267 } 268 nextintsrow = INTSROW + 2; 269 allocinfo(&s); 270 allocinfo(&s1); 271 allocinfo(&s2); 272 allocinfo(&z); 273 } 274 GETSYSCTL("vm.kmem_size", kmem_size); 275 GETSYSCTL("vm.stats.vm.v_page_count", v_page_count); 276 getinfo(&s2); 277 copyinfo(&s2, &s1); 278 return(1); 279} 280 281void 282fetchkre(void) 283{ 284 time_t now; 285 struct tm *tp; 286 static int d_first = -1; 287 288 if (d_first < 0) 289 d_first = (*nl_langinfo(D_MD_ORDER) == 'd'); 290 291 time(&now); 292 tp = localtime(&now); 293 (void) strftime(buf, sizeof(buf), 294 d_first ? "%e %b %R" : "%b %e %R", tp); 295 getinfo(&s); 296} 297 298void 299labelkre(void) 300{ 301 int i, j; 302 303 clear(); 304 mvprintw(STATROW, STATCOL + 6, "users Load"); 305 mvprintw(STATROW + 1, STATCOL + 3, "Mem usage: %%Phy %%Kmem"); 306 mvprintw(MEMROW, MEMCOL, "Mem: REAL VIRTUAL"); 307 mvprintw(MEMROW + 1, MEMCOL, " Tot Share Tot Share"); 308 mvprintw(MEMROW + 2, MEMCOL, "Act"); 309 mvprintw(MEMROW + 3, MEMCOL, "All"); 310 311 mvprintw(MEMROW + 1, MEMCOL + 41, "Free"); 312 313 mvprintw(PAGEROW, PAGECOL, " VN PAGER SWAP PAGER"); 314 mvprintw(PAGEROW + 1, PAGECOL, " in out in out"); 315 mvprintw(PAGEROW + 2, PAGECOL, "count"); 316 mvprintw(PAGEROW + 3, PAGECOL, "pages"); 317 318 mvprintw(INTSROW, INTSCOL + 1, "Interrupts"); 319 mvprintw(INTSROW + 1, INTSCOL + 6, "total"); 320 321 mvprintw(VMSTATROW, VMSTATCOL + 9, "ioflt"); 322 mvprintw(VMSTATROW + 1, VMSTATCOL + 9, "cow"); 323 mvprintw(VMSTATROW + 2, VMSTATCOL + 9, "zfod"); 324 mvprintw(VMSTATROW + 3, VMSTATCOL + 9, "ozfod"); 325 mvprintw(VMSTATROW + 4, VMSTATCOL + 9 - 1, "%%ozfod"); 326 mvprintw(VMSTATROW + 5, VMSTATCOL + 9, "daefr"); 327 mvprintw(VMSTATROW + 6, VMSTATCOL + 9, "prcfr"); 328 mvprintw(VMSTATROW + 7, VMSTATCOL + 9, "totfr"); 329 mvprintw(VMSTATROW + 8, VMSTATCOL + 9, "react"); 330 mvprintw(VMSTATROW + 9, VMSTATCOL + 9, "pdwak"); 331 mvprintw(VMSTATROW + 10, VMSTATCOL + 9, "pdpgs"); 332 mvprintw(VMSTATROW + 11, VMSTATCOL + 9, "intrn"); 333 mvprintw(VMSTATROW + 12, VMSTATCOL + 9, "wire"); 334 mvprintw(VMSTATROW + 13, VMSTATCOL + 9, "act"); 335 mvprintw(VMSTATROW + 14, VMSTATCOL + 9, "inact"); 336 mvprintw(VMSTATROW + 15, VMSTATCOL + 9, "laund"); 337 mvprintw(VMSTATROW + 16, VMSTATCOL + 9, "free"); 338 if (LINES - 1 > VMSTATROW + 17) 339 mvprintw(VMSTATROW + 17, VMSTATCOL + 9, "buf"); 340 341 mvprintw(GENSTATROW, GENSTATCOL, " Csw Trp Sys Int Sof Flt"); 342 343 mvprintw(GRAPHROW, GRAPHCOL, 344 " . %%Sys . %%Intr . %%User . %%Nice . %%Idle"); 345 mvprintw(PROCSROW, PROCSCOL, "Proc:"); 346 mvprintw(PROCSROW + 1, PROCSCOL, " r p d s w"); 347 mvprintw(GRAPHROW + 1, GRAPHCOL, 348 "| | | | | | | | | | |"); 349 350 mvprintw(VNSTATROW, VNSTATCOL + 8, "dtbuf"); 351 mvprintw(VNSTATROW + 1, VNSTATCOL + 8, "desvn"); 352 mvprintw(VNSTATROW + 2, VNSTATCOL + 8, "numvn"); 353 mvprintw(VNSTATROW + 3, VNSTATCOL + 8, "frevn"); 354 355 mvprintw(NAMEIROW, NAMEICOL, "Namei Name-cache Dir-cache"); 356 mvprintw(NAMEIROW + 1, NAMEICOL, 357 " Calls hits %% hits %%"); 358 dslabel(MAXDRIVES, DISKCOL, DISKROW); 359 360 for (i = 0; i < nintr; i++) { 361 if (intrloc[i] == 0) 362 continue; 363 mvprintw(intrloc[i], INTSCOL + 6, "%-10.10s", intrname[i]); 364 } 365} 366 367#define X(fld) {t=s.fld[i]; s.fld[i]-=s1.fld[i]; if(state==TIME) s1.fld[i]=t;} 368#define Q(fld) {t=cur_dev.fld[i]; cur_dev.fld[i]-=last_dev.fld[i]; if(state==TIME) last_dev.fld[i]=t;} 369#define Y(fld) {t = s.fld; s.fld -= s1.fld; if(state == TIME) s1.fld = t;} 370#define Z(fld) {t = s.nchstats.fld; s.nchstats.fld -= s1.nchstats.fld; \ 371 if(state == TIME) s1.nchstats.fld = t;} 372#define PUTRATE(fld, l, c, w) \ 373do { \ 374 Y(fld); \ 375 sysputwuint64(wnd, l, c, w, (s.fld/etime + 0.5), 0); \ 376} while (0) 377#define MAXFAIL 5 378 379static char cpuchar[CPUSTATES] = { '=' , '+', '>', '-', ' ' }; 380static char cpuorder[CPUSTATES] = { CP_SYS, CP_INTR, CP_USER, CP_NICE, 381 CP_IDLE }; 382 383void 384showkre(void) 385{ 386 float f1, f2; 387 int psiz, inttotal; 388 int i, l, lc; 389 static int failcnt = 0; 390 391 etime = 0; 392 for(i = 0; i < CPUSTATES; i++) { 393 X(time); 394 Q(cp_time); 395 etime += s.time[i]; 396 } 397 if (etime < 5.0) { /* < 5 ticks - ignore this trash */ 398 if (failcnt++ >= MAXFAIL) { 399 clear(); 400 mvprintw(2, 10, "The alternate system clock has died!"); 401 mvprintw(3, 10, "Reverting to ``pigs'' display."); 402 move(CMDLINE, 0); 403 refresh(); 404 failcnt = 0; 405 sleep(5); 406 command("pigs"); 407 } 408 return; 409 } 410 failcnt = 0; 411 etime /= hertz; 412 etime /= ncpu; 413 inttotal = 0; 414 for (i = 0; i < nintr; i++) { 415 if (s.intrcnt[i] == 0) 416 continue; 417 X(intrcnt); 418 l = (int)((float)s.intrcnt[i]/etime + 0.5); 419 inttotal += l; 420 if (intrloc[i] == 0) { 421 if (nextintsrow == LINES) 422 continue; 423 intrloc[i] = nextintsrow++; 424 mvprintw(intrloc[i], INTSCOL + 6, "%-10.10s", 425 intrname[i]); 426 } 427 putint(l, intrloc[i], INTSCOL, 5); 428 } 429 putint(inttotal, INTSROW + 1, INTSCOL, 5); 430 Z(ncs_goodhits); Z(ncs_badhits); Z(ncs_miss); 431 Z(ncs_long); Z(ncs_pass2); Z(ncs_2passes); Z(ncs_neghits); 432 s.nchcount = nchtotal.ncs_goodhits + nchtotal.ncs_badhits + 433 nchtotal.ncs_miss + nchtotal.ncs_long + nchtotal.ncs_neghits; 434 if (state == TIME) 435 s1.nchcount = s.nchcount; 436 437 psiz = 0; 438 f2 = 0.0; 439 for (lc = 0; lc < CPUSTATES; lc++) { 440 i = cpuorder[lc]; 441 f1 = cputime(i); 442 f2 += f1; 443 l = (int) ((f2 + 1.0) / 2.0) - psiz; 444 putfloat(f1, GRAPHROW, GRAPHCOL + 10 * lc, 4, 1, 0); 445 move(GRAPHROW + 2, psiz); 446 psiz += l; 447 while (l-- > 0) 448 addch(cpuchar[lc]); 449 } 450 451 putint(ucount(), STATROW, STATCOL, 5); 452 putfloat(avenrun[0], STATROW, STATCOL + 20, 5, 2, 0); 453 putfloat(avenrun[1], STATROW, STATCOL + 26, 5, 2, 0); 454 putfloat(avenrun[2], STATROW, STATCOL + 32, 5, 2, 0); 455 mvaddstr(STATROW, STATCOL + 55, buf); 456 putfloat(100.0 * (v_page_count - total.t_free) / v_page_count, 457 STATROW + 1, STATCOL + 15, 2, 0, 1); 458 putfloat(100.0 * s.v_kmem_map_size / kmem_size, 459 STATROW + 1, STATCOL + 22, 2, 0, 1); 460 461 sysputpage(wnd, MEMROW + 2, MEMCOL + 4, 7, total.t_arm, 0); 462 sysputpage(wnd, MEMROW + 2, MEMCOL + 12, 7, total.t_armshr, 0); 463 sysputpage(wnd, MEMROW + 2, MEMCOL + 20, 8, total.t_avm, 0); 464 sysputpage(wnd, MEMROW + 2, MEMCOL + 29, 8, total.t_avmshr, 0); 465 sysputpage(wnd, MEMROW + 3, MEMCOL + 4, 7, total.t_rm, 0); 466 sysputpage(wnd, MEMROW + 3, MEMCOL + 12, 7, total.t_rmshr, 0); 467 sysputpage(wnd, MEMROW + 3, MEMCOL + 20, 8, total.t_vm, 0); 468 sysputpage(wnd, MEMROW + 3, MEMCOL + 29, 8, total.t_vmshr, 0); 469 sysputpage(wnd, MEMROW + 2, MEMCOL + 38, 7, total.t_free, 0); 470 putint(total.t_rq - 1, PROCSROW + 2, PROCSCOL, 3); 471 putint(total.t_pw, PROCSROW + 2, PROCSCOL + 4, 3); 472 putint(total.t_dw, PROCSROW + 2, PROCSCOL + 8, 3); 473 putint(total.t_sl, PROCSROW + 2, PROCSCOL + 12, 3); 474 putint(total.t_sw, PROCSROW + 2, PROCSCOL + 16, 3); 475 PUTRATE(v_io_faults, VMSTATROW, VMSTATCOL + 2, 8 - 2); 476 PUTRATE(v_cow_faults, VMSTATROW + 1, VMSTATCOL + 2, 8 - 2); 477 PUTRATE(v_zfod, VMSTATROW + 2, VMSTATCOL + 2, 8 - 2); 478 PUTRATE(v_ozfod, VMSTATROW + 3, VMSTATCOL, 8); 479 putint(s.v_zfod != 0 ? (int)(s.v_ozfod * 100.0 / s.v_zfod) : 0, 480 VMSTATROW + 4, VMSTATCOL + 1, 8 - 1); 481 PUTRATE(v_dfree, VMSTATROW + 5, VMSTATCOL + 2, 8 - 2); 482 PUTRATE(v_pfree, VMSTATROW + 6, VMSTATCOL + 2, 8 - 2); 483 PUTRATE(v_tfree, VMSTATROW + 7, VMSTATCOL, 8); 484 PUTRATE(v_reactivated, VMSTATROW + 8, VMSTATCOL, 8); 485 PUTRATE(v_pdwakeups, VMSTATROW + 9, VMSTATCOL, 8); 486 PUTRATE(v_pdpages, VMSTATROW + 10, VMSTATCOL, 8); 487 PUTRATE(v_intrans, VMSTATROW + 11, VMSTATCOL, 8); 488 sysputpage(wnd, VMSTATROW + 12, VMSTATCOL + 2, 8 - 2, s.v_wire_count, 0); 489 sysputpage(wnd, VMSTATROW + 13, VMSTATCOL + 2, 8 - 2, s.v_active_count, 0); 490 sysputpage(wnd, VMSTATROW + 14, VMSTATCOL + 2, 8 - 2, s.v_inactive_count, 0); 491 sysputpage(wnd, VMSTATROW + 15, VMSTATCOL + 2, 8 - 2, s.v_laundry_count, 0); 492 sysputpage(wnd, VMSTATROW + 16, VMSTATCOL + 2, 8 - 2, s.v_free_count, 0); 493 if (LINES - 1 > VMSTATROW + 17) 494 sysputuint64(wnd, VMSTATROW + 17, VMSTATCOL + 2, 8 - 2, s.bufspace, 0); 495 PUTRATE(v_vnodein, PAGEROW + 2, PAGECOL + 6, 5); 496 PUTRATE(v_vnodeout, PAGEROW + 2, PAGECOL + 12, 5); 497 PUTRATE(v_swapin, PAGEROW + 2, PAGECOL + 19, 5); 498 PUTRATE(v_swapout, PAGEROW + 2, PAGECOL + 25, 5); 499 PUTRATE(v_vnodepgsin, PAGEROW + 3, PAGECOL + 6, 5); 500 PUTRATE(v_vnodepgsout, PAGEROW + 3, PAGECOL + 12, 5); 501 PUTRATE(v_swappgsin, PAGEROW + 3, PAGECOL + 19, 5); 502 PUTRATE(v_swappgsout, PAGEROW + 3, PAGECOL + 25, 5); 503 PUTRATE(v_swtch, GENSTATROW + 1, GENSTATCOL, 4); 504 PUTRATE(v_trap, GENSTATROW + 1, GENSTATCOL + 5, 4); 505 PUTRATE(v_syscall, GENSTATROW + 1, GENSTATCOL + 10, 4); 506 PUTRATE(v_intr, GENSTATROW + 1, GENSTATCOL + 15, 4); 507 PUTRATE(v_soft, GENSTATROW + 1, GENSTATCOL + 20, 4); 508 PUTRATE(v_vm_faults, GENSTATROW + 1, GENSTATCOL + 25, 4); 509 switch(state) { 510 case TIME: 511 dsshow(MAXDRIVES, DISKCOL, DISKROW, &cur_dev, &last_dev); 512 break; 513 case RUN: 514 dsshow(MAXDRIVES, DISKCOL, DISKROW, &cur_dev, &run_dev); 515 break; 516 case BOOT: 517 dsshow(MAXDRIVES, DISKCOL, DISKROW, &cur_dev, NULL); 518 break; 519 } 520 putint(s.numdirtybuffers, VNSTATROW, VNSTATCOL, 7); 521 putint(s.desiredvnodes, VNSTATROW + 1, VNSTATCOL, 7); 522 putint(s.numvnodes, VNSTATROW + 2, VNSTATCOL, 7); 523 putint(s.freevnodes, VNSTATROW + 3, VNSTATCOL, 7); 524 putint(s.nchcount, NAMEIROW + 2, NAMEICOL, 8); 525 putint((nchtotal.ncs_goodhits + nchtotal.ncs_neghits), 526 NAMEIROW + 2, NAMEICOL + 9, 7); 527#define nz(x) ((x) ? (x) : 1) 528 putfloat((nchtotal.ncs_goodhits+nchtotal.ncs_neghits) * 529 100.0 / nz(s.nchcount), 530 NAMEIROW + 2, NAMEICOL + 17, 3, 0, 1); 531 putint(nchtotal.ncs_pass2, NAMEIROW + 2, NAMEICOL + 21, 7); 532 putfloat(nchtotal.ncs_pass2 * 100.0 / nz(s.nchcount), 533 NAMEIROW + 2, NAMEICOL + 29, 3, 0, 1); 534#undef nz 535} 536 537int 538cmdkre(const char *cmd, const char *args) 539{ 540 int retval; 541 542 if (prefix(cmd, "run")) { 543 retval = 1; 544 copyinfo(&s2, &s1); 545 switch (devstat_getdevs(NULL, &run_dev)) { 546 case -1: 547 errx(1, "%s", devstat_errbuf); 548 break; 549 case 1: 550 num_devices = run_dev.dinfo->numdevs; 551 generation = run_dev.dinfo->generation; 552 retval = dscmd("refresh", NULL, MAXDRIVES, &cur_dev); 553 if (retval == 2) 554 labelkre(); 555 break; 556 default: 557 break; 558 } 559 state = RUN; 560 return (retval); 561 } 562 if (prefix(cmd, "boot")) { 563 state = BOOT; 564 copyinfo(&z, &s1); 565 return (1); 566 } 567 if (prefix(cmd, "time")) { 568 state = TIME; 569 return (1); 570 } 571 if (prefix(cmd, "zero")) { 572 retval = 1; 573 if (state == RUN) { 574 getinfo(&s1); 575 switch (devstat_getdevs(NULL, &run_dev)) { 576 case -1: 577 errx(1, "%s", devstat_errbuf); 578 break; 579 case 1: 580 num_devices = run_dev.dinfo->numdevs; 581 generation = run_dev.dinfo->generation; 582 retval = dscmd("refresh",NULL, MAXDRIVES, &cur_dev); 583 if (retval == 2) 584 labelkre(); 585 break; 586 default: 587 break; 588 } 589 } 590 return (retval); 591 } 592 retval = dscmd(cmd, args, MAXDRIVES, &cur_dev); 593 594 if (retval == 2) 595 labelkre(); 596 597 return(retval); 598} 599 600/* calculate number of users on the system */ 601static int 602ucount(void) 603{ 604 int nusers = 0; 605 struct utmpx *ut; 606 607 setutxent(); 608 while ((ut = getutxent()) != NULL) 609 if (ut->ut_type == USER_PROCESS) 610 nusers++; 611 endutxent(); 612 613 return (nusers); 614} 615 616static float 617cputime(int indx) 618{ 619 double lt; 620 int i; 621 622 lt = 0; 623 for (i = 0; i < CPUSTATES; i++) 624 lt += s.time[i]; 625 if (lt == 0.0) 626 lt = 1.0; 627 return (s.time[indx] * 100.0 / lt); 628} 629 630void 631putint(int n, int l, int lc, int w) 632{ 633 634 do_putuint64(n, l, lc, w, SI); 635} 636 637static void 638putuint64(uint64_t n, int l, int lc, int w) 639{ 640 641 do_putuint64(n, l, lc, w, IEC); 642} 643 644static void 645do_putuint64(uint64_t n, int l, int lc, int w, int div) 646{ 647 int snr; 648 char b[128]; 649 char buf[128]; 650 651 move(l, lc); 652#ifdef DEBUG 653 while (w-- > 0) 654 addch('*'); 655 return; 656#endif 657 if (n == 0) { 658 while (w-- > 0) 659 addch(' '); 660 return; 661 } 662 snr = snprintf(b, sizeof(b), "%*ju", w, (uintmax_t)n); 663 if (snr != w) { 664 humanize_number(buf, w, n, "", HN_AUTOSCALE, 665 HN_NOSPACE | HN_DECIMAL | div); 666 snr = snprintf(b, sizeof(b), "%*s", w, buf); 667 } 668 if (snr != w) { 669 while (w-- > 0) 670 addch('*'); 671 return; 672 } 673 addstr(b); 674} 675 676void 677putfloat(double f, int l, int lc, int w, int d, int nz) 678{ 679 int snr; 680 char b[128]; 681 682 move(l, lc); 683#ifdef DEBUG 684 while (--w >= 0) 685 addch('*'); 686 return; 687#endif 688 if (nz && f == 0.0) { 689 while (--w >= 0) 690 addch(' '); 691 return; 692 } 693 snr = snprintf(b, sizeof(b), "%*.*f", w, d, f); 694 if (snr != w) 695 snr = snprintf(b, sizeof(b), "%*.0f", w, f); 696 if (snr != w) 697 snr = snprintf(b, sizeof(b), "%*.0fk", w - 1, f / 1000); 698 if (snr != w) 699 snr = snprintf(b, sizeof(b), "%*.0fM", w - 1, f / 1000000); 700 if (snr != w) { 701 while (--w >= 0) 702 addch('*'); 703 return; 704 } 705 addstr(b); 706} 707 708void 709putlongdouble(long double f, int l, int lc, int w, int d, int nz) 710{ 711 int snr; 712 char b[128]; 713 714 move(l, lc); 715#ifdef DEBUG 716 while (--w >= 0) 717 addch('*'); 718 return; 719#endif 720 if (nz && f == 0.0) { 721 while (--w >= 0) 722 addch(' '); 723 return; 724 } 725 snr = snprintf(b, sizeof(b), "%*.*Lf", w, d, f); 726 if (snr != w) 727 snr = snprintf(b, sizeof(b), "%*.0Lf", w, f); 728 if (snr != w) 729 snr = snprintf(b, sizeof(b), "%*.0Lfk", w - 1, f / 1000); 730 if (snr != w) 731 snr = snprintf(b, sizeof(b), "%*.0LfM", w - 1, f / 1000000); 732 if (snr != w) { 733 while (--w >= 0) 734 addch('*'); 735 return; 736 } 737 addstr(b); 738} 739 740static void 741getinfo(struct Info *ls) 742{ 743 struct devinfo *tmp_dinfo; 744 size_t size; 745 int mib[2]; 746 747 GETSYSCTL("kern.cp_time", ls->time); 748 GETSYSCTL("kern.cp_time", cur_dev.cp_time); 749 GETSYSCTL("vm.stats.sys.v_swtch", ls->v_swtch); 750 GETSYSCTL("vm.stats.sys.v_trap", ls->v_trap); 751 GETSYSCTL("vm.stats.sys.v_syscall", ls->v_syscall); 752 GETSYSCTL("vm.stats.sys.v_intr", ls->v_intr); 753 GETSYSCTL("vm.stats.sys.v_soft", ls->v_soft); 754 GETSYSCTL("vm.stats.vm.v_vm_faults", ls->v_vm_faults); 755 GETSYSCTL("vm.stats.vm.v_io_faults", ls->v_io_faults); 756 GETSYSCTL("vm.stats.vm.v_cow_faults", ls->v_cow_faults); 757 GETSYSCTL("vm.stats.vm.v_zfod", ls->v_zfod); 758 GETSYSCTL("vm.stats.vm.v_ozfod", ls->v_ozfod); 759 GETSYSCTL("vm.stats.vm.v_swapin", ls->v_swapin); 760 GETSYSCTL("vm.stats.vm.v_swapout", ls->v_swapout); 761 GETSYSCTL("vm.stats.vm.v_swappgsin", ls->v_swappgsin); 762 GETSYSCTL("vm.stats.vm.v_swappgsout", ls->v_swappgsout); 763 GETSYSCTL("vm.stats.vm.v_vnodein", ls->v_vnodein); 764 GETSYSCTL("vm.stats.vm.v_vnodeout", ls->v_vnodeout); 765 GETSYSCTL("vm.stats.vm.v_vnodepgsin", ls->v_vnodepgsin); 766 GETSYSCTL("vm.stats.vm.v_vnodepgsout", ls->v_vnodepgsout); 767 GETSYSCTL("vm.stats.vm.v_intrans", ls->v_intrans); 768 GETSYSCTL("vm.stats.vm.v_reactivated", ls->v_reactivated); 769 GETSYSCTL("vm.stats.vm.v_pdwakeups", ls->v_pdwakeups); 770 GETSYSCTL("vm.stats.vm.v_pdpages", ls->v_pdpages); 771 GETSYSCTL("vm.stats.vm.v_dfree", ls->v_dfree); 772 GETSYSCTL("vm.stats.vm.v_pfree", ls->v_pfree); 773 GETSYSCTL("vm.stats.vm.v_tfree", ls->v_tfree); 774 GETSYSCTL("vm.stats.vm.v_free_count", ls->v_free_count); 775 GETSYSCTL("vm.stats.vm.v_wire_count", ls->v_wire_count); 776 GETSYSCTL("vm.stats.vm.v_active_count", ls->v_active_count); 777 GETSYSCTL("vm.stats.vm.v_inactive_count", ls->v_inactive_count); 778 GETSYSCTL("vm.stats.vm.v_laundry_count", ls->v_laundry_count); 779 GETSYSCTL("vfs.bufspace", ls->bufspace); 780 GETSYSCTL("kern.maxvnodes", ls->desiredvnodes); 781 GETSYSCTL("vfs.numvnodes", ls->numvnodes); 782 GETSYSCTL("vfs.freevnodes", ls->freevnodes); 783 GETSYSCTL("vfs.cache.nchstats", ls->nchstats); 784 GETSYSCTL("vfs.numdirtybuffers", ls->numdirtybuffers); 785 GETSYSCTL("vm.kmem_map_size", ls->v_kmem_map_size); 786 getsysctl("hw.intrcnt", ls->intrcnt, nintr * sizeof(u_long)); 787 788 size = sizeof(ls->Total); 789 mib[0] = CTL_VM; 790 mib[1] = VM_TOTAL; 791 if (sysctl(mib, 2, &ls->Total, &size, NULL, 0) < 0) { 792 error("Can't get kernel info: %s\n", strerror(errno)); 793 bzero(&ls->Total, sizeof(ls->Total)); 794 } 795 size = sizeof(ncpu); 796 if (sysctlbyname("hw.ncpu", &ncpu, &size, NULL, 0) < 0 || 797 size != sizeof(ncpu)) 798 ncpu = 1; 799 800 tmp_dinfo = last_dev.dinfo; 801 last_dev.dinfo = cur_dev.dinfo; 802 cur_dev.dinfo = tmp_dinfo; 803 804 last_dev.snap_time = cur_dev.snap_time; 805 dsgetinfo(&cur_dev); 806} 807 808static void 809allocinfo(struct Info *ls) 810{ 811 812 ls->intrcnt = (long *) calloc(nintr, sizeof(long)); 813 if (ls->intrcnt == NULL) 814 errx(2, "out of memory"); 815} 816 817static void 818copyinfo(struct Info *from, struct Info *to) 819{ 820 long *intrcnt; 821 822 /* 823 * time, wds, seek, and xfer are malloc'd so we have to 824 * save the pointers before the structure copy and then 825 * copy by hand. 826 */ 827 intrcnt = to->intrcnt; 828 *to = *from; 829 830 bcopy(from->intrcnt, to->intrcnt = intrcnt, nintr * sizeof (int)); 831} 832