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 37 static 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 73 static 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_page_size; /* page size in bytes */ 108 u_int v_free_count; /* number of pages free */ 109 u_int v_wire_count; /* number of pages wired down */ 110 u_int v_active_count; /* number of pages active */ 111 u_int v_inactive_count; /* number of pages inactive */ 112 u_int v_laundry_count; /* number of pages in laundry queue */ 113 u_long v_kmem_map_size; /* Current kmem allocation size */ 114 struct vmtotal Total; 115 struct nchstats nchstats; 116 long nchcount; 117 long *intrcnt; 118 long bufspace; 119 int desiredvnodes; 120 long numvnodes; 121 long freevnodes; 122 int numdirtybuffers; 123 } s, s1, s2, z; 124 static u_long kmem_size; 125 static u_int v_page_count; 126 127 128 #define total s.Total 129 #define nchtotal s.nchstats 130 #define oldnchtotal s1.nchstats 131 132 static enum state { BOOT, TIME, RUN } state = TIME; 133 enum divisor { IEC = 0, SI = HN_DIVISOR_1000 }; 134 135 static void allocinfo(struct Info *); 136 static void copyinfo(struct Info *, struct Info *); 137 static float cputime(int); 138 static void do_putuint64(uint64_t, int, int, int, int); 139 static void getinfo(struct Info *); 140 static void putuint64(uint64_t, int, int, int); 141 static int ucount(void); 142 143 static int ncpu; 144 static char buf[26]; 145 static time_t t; 146 static double etime; 147 static int nintr; 148 static long *intrloc; 149 static char **intrname; 150 static int nextintsrow; 151 152 WINDOW * 153 openkre(void) 154 { 155 156 return (stdscr); 157 } 158 159 void 160 closekre(WINDOW *w) 161 { 162 163 if (w == NULL) 164 return; 165 wclear(w); 166 wrefresh(w); 167 } 168 169 /* 170 * These constants define where the major pieces are laid out 171 */ 172 #define STATROW 0 /* uses 1 row and 67 cols */ 173 #define STATCOL 0 174 #define MEMROW 2 /* uses 4 rows and 45 cols */ 175 #define MEMCOL 0 176 #define PAGEROW 2 /* uses 4 rows and 30 cols */ 177 #define PAGECOL 47 178 #define INTSROW 6 /* uses all rows to bottom and 16 cols */ 179 #define INTSCOL 64 180 #define PROCSROW 6 /* uses 3 rows and 19 cols */ 181 #define PROCSCOL 0 182 #define GENSTATROW 7 /* uses 2 rows and 29 cols */ 183 #define GENSTATCOL 21 184 #define VMSTATROW 7 /* uses 17 rows and 12-14 cols */ 185 #define VMSTATCOL 49 /* actually 50-51 for some fields */ 186 #define GRAPHROW 10 /* uses 3 rows and 49-51 cols */ 187 #define GRAPHCOL 0 188 #define VNSTATROW 13 /* uses 4 rows and 13 columns */ 189 #define VNSTATCOL 35 190 #define NAMEIROW 14 /* uses 3 rows and 32 cols */ 191 #define NAMEICOL 0 192 #define DISKROW 18 /* uses 5 rows and 47 cols (for 7 drives) */ 193 #define DISKCOL 0 194 195 #define DRIVESPACE 7 /* max # for space */ 196 197 #define MAXDRIVES DRIVESPACE /* max # to display */ 198 199 int 200 initkre(void) 201 { 202 char *cp, *cp1, *cp2, *intrnamebuf, *nextcp; 203 int i; 204 size_t sz; 205 206 if (dsinit(MAXDRIVES) != 1) 207 return(0); 208 209 if (nintr == 0) { 210 if (sysctlbyname("hw.intrcnt", NULL, &sz, NULL, 0) == -1) { 211 error("sysctl(hw.intrcnt...) failed: %s", 212 strerror(errno)); 213 return (0); 214 } 215 nintr = sz / sizeof(u_long); 216 intrloc = calloc(nintr, sizeof (long)); 217 intrname = calloc(nintr, sizeof (char *)); 218 intrnamebuf = sysctl_dynread("hw.intrnames", NULL); 219 if (intrnamebuf == NULL || intrname == NULL || 220 intrloc == NULL) { 221 error("Out of memory"); 222 if (intrnamebuf) 223 free(intrnamebuf); 224 if (intrname) 225 free(intrname); 226 if (intrloc) 227 free(intrloc); 228 nintr = 0; 229 return(0); 230 } 231 for (cp = intrnamebuf, i = 0; i < nintr; i++) { 232 nextcp = cp + strlen(cp) + 1; 233 234 /* Discard trailing spaces. */ 235 for (cp1 = nextcp - 1; cp1 > cp && *(cp1 - 1) == ' '; ) 236 *--cp1 = '\0'; 237 238 /* Convert "irqN: name" to "name irqN". */ 239 if (strncmp(cp, "irq", 3) == 0) { 240 cp1 = cp + 3; 241 while (isdigit((u_char)*cp1)) 242 cp1++; 243 if (cp1 != cp && *cp1 == ':' && 244 *(cp1 + 1) == ' ') { 245 sz = strlen(cp); 246 *cp1 = '\0'; 247 cp1 = cp1 + 2; 248 cp2 = strdup(cp); 249 bcopy(cp1, cp, sz - (cp1 - cp) + 1); 250 if (sz <= 10 + 4) { 251 strcat(cp, " "); 252 strcat(cp, cp2 + 3); 253 } 254 free(cp2); 255 } 256 } 257 258 /* 259 * Convert "name irqN" to "name N" if the former is 260 * longer than the field width. 261 */ 262 if ((cp1 = strstr(cp, "irq")) != NULL && 263 strlen(cp) > 10) 264 bcopy(cp1 + 3, cp1, strlen(cp1 + 3) + 1); 265 266 intrname[i] = cp; 267 cp = nextcp; 268 } 269 nextintsrow = INTSROW + 2; 270 allocinfo(&s); 271 allocinfo(&s1); 272 allocinfo(&s2); 273 allocinfo(&z); 274 } 275 GETSYSCTL("vm.kmem_size", kmem_size); 276 GETSYSCTL("vm.stats.vm.v_page_count", v_page_count); 277 getinfo(&s2); 278 copyinfo(&s2, &s1); 279 return(1); 280 } 281 282 void 283 fetchkre(void) 284 { 285 time_t now; 286 struct tm *tp; 287 static int d_first = -1; 288 289 if (d_first < 0) 290 d_first = (*nl_langinfo(D_MD_ORDER) == 'd'); 291 292 time(&now); 293 tp = localtime(&now); 294 (void) strftime(buf, sizeof(buf), 295 d_first ? "%e %b %R" : "%b %e %R", tp); 296 getinfo(&s); 297 } 298 299 void 300 labelkre(void) 301 { 302 int i, j; 303 304 clear(); 305 mvprintw(STATROW, STATCOL + 6, "users Load"); 306 mvprintw(STATROW + 1, STATCOL + 3, "Mem usage: %%Phy %%Kmem"); 307 mvprintw(MEMROW, MEMCOL, "Mem: KB REAL VIRTUAL"); 308 mvprintw(MEMROW + 1, MEMCOL, " Tot Share Tot Share"); 309 mvprintw(MEMROW + 2, MEMCOL, "Act"); 310 mvprintw(MEMROW + 3, MEMCOL, "All"); 311 312 mvprintw(MEMROW + 1, MEMCOL + 41, "Free"); 313 314 mvprintw(PAGEROW, PAGECOL, " VN PAGER SWAP PAGER"); 315 mvprintw(PAGEROW + 1, PAGECOL, " in out in out"); 316 mvprintw(PAGEROW + 2, PAGECOL, "count"); 317 mvprintw(PAGEROW + 3, PAGECOL, "pages"); 318 319 mvprintw(INTSROW, INTSCOL + 1, "Interrupts"); 320 mvprintw(INTSROW + 1, INTSCOL + 6, "total"); 321 322 mvprintw(VMSTATROW, VMSTATCOL + 9, "ioflt"); 323 mvprintw(VMSTATROW + 1, VMSTATCOL + 9, "cow"); 324 mvprintw(VMSTATROW + 2, VMSTATCOL + 9, "zfod"); 325 mvprintw(VMSTATROW + 3, VMSTATCOL + 9, "ozfod"); 326 mvprintw(VMSTATROW + 4, VMSTATCOL + 9 - 1, "%%ozfod"); 327 mvprintw(VMSTATROW + 5, VMSTATCOL + 9, "daefr"); 328 mvprintw(VMSTATROW + 6, VMSTATCOL + 9, "prcfr"); 329 mvprintw(VMSTATROW + 7, VMSTATCOL + 9, "totfr"); 330 mvprintw(VMSTATROW + 8, VMSTATCOL + 9, "react"); 331 mvprintw(VMSTATROW + 9, VMSTATCOL + 9, "pdwak"); 332 mvprintw(VMSTATROW + 10, VMSTATCOL + 9, "pdpgs"); 333 mvprintw(VMSTATROW + 11, VMSTATCOL + 9, "intrn"); 334 mvprintw(VMSTATROW + 12, VMSTATCOL + 9, "wire"); 335 mvprintw(VMSTATROW + 13, VMSTATCOL + 9, "act"); 336 mvprintw(VMSTATROW + 14, VMSTATCOL + 9, "inact"); 337 mvprintw(VMSTATROW + 15, VMSTATCOL + 9, "laund"); 338 mvprintw(VMSTATROW + 16, VMSTATCOL + 9, "free"); 339 if (LINES - 1 > VMSTATROW + 17) 340 mvprintw(VMSTATROW + 17, VMSTATCOL + 9, "buf"); 341 342 mvprintw(GENSTATROW, GENSTATCOL, " Csw Trp Sys Int Sof Flt"); 343 344 mvprintw(GRAPHROW, GRAPHCOL, 345 " . %%Sys . %%Intr . %%User . %%Nice . %%Idle"); 346 mvprintw(PROCSROW, PROCSCOL, "Proc:"); 347 mvprintw(PROCSROW + 1, PROCSCOL, " r p d s w"); 348 mvprintw(GRAPHROW + 1, GRAPHCOL, 349 "| | | | | | | | | | |"); 350 351 mvprintw(VNSTATROW, VNSTATCOL + 8, "dtbuf"); 352 mvprintw(VNSTATROW + 1, VNSTATCOL + 8, "desvn"); 353 mvprintw(VNSTATROW + 2, VNSTATCOL + 8, "numvn"); 354 mvprintw(VNSTATROW + 3, VNSTATCOL + 8, "frevn"); 355 356 mvprintw(NAMEIROW, NAMEICOL, "Namei Name-cache Dir-cache"); 357 mvprintw(NAMEIROW + 1, NAMEICOL, 358 " Calls hits %% hits %%"); 359 dslabel(MAXDRIVES, DISKCOL, DISKROW); 360 361 for (i = 0; i < nintr; i++) { 362 if (intrloc[i] == 0) 363 continue; 364 mvprintw(intrloc[i], INTSCOL + 6, "%-10.10s", intrname[i]); 365 } 366 } 367 368 #define X(fld) {t=s.fld[i]; s.fld[i]-=s1.fld[i]; if(state==TIME) s1.fld[i]=t;} 369 #define Q(fld) {t=cur_dev.fld[i]; cur_dev.fld[i]-=last_dev.fld[i]; if(state==TIME) last_dev.fld[i]=t;} 370 #define Y(fld) {t = s.fld; s.fld -= s1.fld; if(state == TIME) s1.fld = t;} 371 #define Z(fld) {t = s.nchstats.fld; s.nchstats.fld -= s1.nchstats.fld; \ 372 if(state == TIME) s1.nchstats.fld = t;} 373 #define PUTRATE(fld, l, c, w) \ 374 do { \ 375 Y(fld); \ 376 putint((int)((float)s.fld/etime + 0.5), l, c, w); \ 377 } while (0) 378 #define MAXFAIL 5 379 380 static char cpuchar[CPUSTATES] = { '=' , '+', '>', '-', ' ' }; 381 static char cpuorder[CPUSTATES] = { CP_SYS, CP_INTR, CP_USER, CP_NICE, 382 CP_IDLE }; 383 384 void 385 showkre(void) 386 { 387 float f1, f2; 388 int psiz, inttotal; 389 int i, l, lc; 390 static int failcnt = 0; 391 392 etime = 0; 393 for(i = 0; i < CPUSTATES; i++) { 394 X(time); 395 Q(cp_time); 396 etime += s.time[i]; 397 } 398 if (etime < 5.0) { /* < 5 ticks - ignore this trash */ 399 if (failcnt++ >= MAXFAIL) { 400 clear(); 401 mvprintw(2, 10, "The alternate system clock has died!"); 402 mvprintw(3, 10, "Reverting to ``pigs'' display."); 403 move(CMDLINE, 0); 404 refresh(); 405 failcnt = 0; 406 sleep(5); 407 command("pigs"); 408 } 409 return; 410 } 411 failcnt = 0; 412 etime /= hertz; 413 etime /= ncpu; 414 inttotal = 0; 415 for (i = 0; i < nintr; i++) { 416 if (s.intrcnt[i] == 0) 417 continue; 418 X(intrcnt); 419 l = (int)((float)s.intrcnt[i]/etime + 0.5); 420 inttotal += l; 421 if (intrloc[i] == 0) { 422 if (nextintsrow == LINES) 423 continue; 424 intrloc[i] = nextintsrow++; 425 mvprintw(intrloc[i], INTSCOL + 6, "%-10.10s", 426 intrname[i]); 427 } 428 putint(l, intrloc[i], INTSCOL, 5); 429 } 430 putint(inttotal, INTSROW + 1, INTSCOL, 5); 431 Z(ncs_goodhits); Z(ncs_badhits); Z(ncs_miss); 432 Z(ncs_long); Z(ncs_pass2); Z(ncs_2passes); Z(ncs_neghits); 433 s.nchcount = nchtotal.ncs_goodhits + nchtotal.ncs_badhits + 434 nchtotal.ncs_miss + nchtotal.ncs_long + nchtotal.ncs_neghits; 435 if (state == TIME) 436 s1.nchcount = s.nchcount; 437 438 psiz = 0; 439 f2 = 0.0; 440 for (lc = 0; lc < CPUSTATES; lc++) { 441 i = cpuorder[lc]; 442 f1 = cputime(i); 443 f2 += f1; 444 l = (int) ((f2 + 1.0) / 2.0) - psiz; 445 putfloat(f1, GRAPHROW, GRAPHCOL + 10 * lc, 4, 1, 0); 446 move(GRAPHROW + 2, psiz); 447 psiz += l; 448 while (l-- > 0) 449 addch(cpuchar[lc]); 450 } 451 452 putint(ucount(), STATROW, STATCOL, 5); 453 putfloat(avenrun[0], STATROW, STATCOL + 20, 5, 2, 0); 454 putfloat(avenrun[1], STATROW, STATCOL + 26, 5, 2, 0); 455 putfloat(avenrun[2], STATROW, STATCOL + 32, 5, 2, 0); 456 mvaddstr(STATROW, STATCOL + 55, buf); 457 #define pgtokb(pg) ((pg) * (s.v_page_size / 1024)) 458 putfloat(100.0 * (v_page_count - total.t_free) / v_page_count, 459 STATROW + 1, STATCOL + 15, 2, 0, 1); 460 putfloat(100.0 * s.v_kmem_map_size / kmem_size, 461 STATROW + 1, STATCOL + 22, 2, 0, 1); 462 463 putuint64(pgtokb(total.t_arm), MEMROW + 2, MEMCOL + 4, 7); 464 putuint64(pgtokb(total.t_armshr), MEMROW + 2, MEMCOL + 12, 7); 465 putuint64(pgtokb(total.t_avm), MEMROW + 2, MEMCOL + 20, 8); 466 putuint64(pgtokb(total.t_avmshr), MEMROW + 2, MEMCOL + 29, 8); 467 putuint64(pgtokb(total.t_rm), MEMROW + 3, MEMCOL + 4, 7); 468 putuint64(pgtokb(total.t_rmshr), MEMROW + 3, MEMCOL + 12, 7); 469 putuint64(pgtokb(total.t_vm), MEMROW + 3, MEMCOL + 20, 8); 470 putuint64(pgtokb(total.t_vmshr), MEMROW + 3, MEMCOL + 29, 8); 471 putuint64(pgtokb(total.t_free), MEMROW + 2, MEMCOL + 38, 7); 472 putint(total.t_rq - 1, PROCSROW + 2, PROCSCOL, 3); 473 putint(total.t_pw, PROCSROW + 2, PROCSCOL + 4, 3); 474 putint(total.t_dw, PROCSROW + 2, PROCSCOL + 8, 3); 475 putint(total.t_sl, PROCSROW + 2, PROCSCOL + 12, 3); 476 putint(total.t_sw, PROCSROW + 2, PROCSCOL + 16, 3); 477 PUTRATE(v_io_faults, VMSTATROW, VMSTATCOL + 2, 8 - 2); 478 PUTRATE(v_cow_faults, VMSTATROW + 1, VMSTATCOL + 2, 8 - 2); 479 PUTRATE(v_zfod, VMSTATROW + 2, VMSTATCOL + 2, 8 - 2); 480 PUTRATE(v_ozfod, VMSTATROW + 3, VMSTATCOL, 8); 481 putint(s.v_zfod != 0 ? (int)(s.v_ozfod * 100.0 / s.v_zfod) : 0, 482 VMSTATROW + 4, VMSTATCOL + 1, 8 - 1); 483 PUTRATE(v_dfree, VMSTATROW + 5, VMSTATCOL + 2, 8 - 2); 484 PUTRATE(v_pfree, VMSTATROW + 6, VMSTATCOL + 2, 8 - 2); 485 PUTRATE(v_tfree, VMSTATROW + 7, VMSTATCOL, 8); 486 PUTRATE(v_reactivated, VMSTATROW + 8, VMSTATCOL, 8); 487 PUTRATE(v_pdwakeups, VMSTATROW + 9, VMSTATCOL, 8); 488 PUTRATE(v_pdpages, VMSTATROW + 10, VMSTATCOL, 8); 489 PUTRATE(v_intrans, VMSTATROW + 11, VMSTATCOL, 8); 490 putuint64(pgtokb(s.v_wire_count), VMSTATROW + 12, VMSTATCOL, 8); 491 putuint64(pgtokb(s.v_active_count), VMSTATROW + 13, VMSTATCOL, 8); 492 putuint64(pgtokb(s.v_inactive_count), VMSTATROW + 14, VMSTATCOL, 8); 493 putuint64(pgtokb(s.v_laundry_count), VMSTATROW + 15, VMSTATCOL, 8); 494 putuint64(pgtokb(s.v_free_count), VMSTATROW + 16, VMSTATCOL, 8); 495 if (LINES - 1 > VMSTATROW + 17) 496 putuint64(s.bufspace / 1024, VMSTATROW + 17, VMSTATCOL, 8); 497 PUTRATE(v_vnodein, PAGEROW + 2, PAGECOL + 6, 5); 498 PUTRATE(v_vnodeout, PAGEROW + 2, PAGECOL + 12, 5); 499 PUTRATE(v_swapin, PAGEROW + 2, PAGECOL + 19, 5); 500 PUTRATE(v_swapout, PAGEROW + 2, PAGECOL + 25, 5); 501 PUTRATE(v_vnodepgsin, PAGEROW + 3, PAGECOL + 6, 5); 502 PUTRATE(v_vnodepgsout, PAGEROW + 3, PAGECOL + 12, 5); 503 PUTRATE(v_swappgsin, PAGEROW + 3, PAGECOL + 19, 5); 504 PUTRATE(v_swappgsout, PAGEROW + 3, PAGECOL + 25, 5); 505 PUTRATE(v_swtch, GENSTATROW + 1, GENSTATCOL, 4); 506 PUTRATE(v_trap, GENSTATROW + 1, GENSTATCOL + 5, 4); 507 PUTRATE(v_syscall, GENSTATROW + 1, GENSTATCOL + 10, 4); 508 PUTRATE(v_intr, GENSTATROW + 1, GENSTATCOL + 15, 4); 509 PUTRATE(v_soft, GENSTATROW + 1, GENSTATCOL + 20, 4); 510 PUTRATE(v_vm_faults, GENSTATROW + 1, GENSTATCOL + 25, 4); 511 switch(state) { 512 case TIME: 513 dsshow(MAXDRIVES, DISKCOL, DISKROW, &cur_dev, &last_dev); 514 break; 515 case RUN: 516 dsshow(MAXDRIVES, DISKCOL, DISKROW, &cur_dev, &run_dev); 517 break; 518 case BOOT: 519 dsshow(MAXDRIVES, DISKCOL, DISKROW, &cur_dev, NULL); 520 break; 521 } 522 putint(s.numdirtybuffers, VNSTATROW, VNSTATCOL, 7); 523 putint(s.desiredvnodes, VNSTATROW + 1, VNSTATCOL, 7); 524 putint(s.numvnodes, VNSTATROW + 2, VNSTATCOL, 7); 525 putint(s.freevnodes, VNSTATROW + 3, VNSTATCOL, 7); 526 putint(s.nchcount, NAMEIROW + 2, NAMEICOL, 8); 527 putint((nchtotal.ncs_goodhits + nchtotal.ncs_neghits), 528 NAMEIROW + 2, NAMEICOL + 9, 7); 529 #define nz(x) ((x) ? (x) : 1) 530 putfloat((nchtotal.ncs_goodhits+nchtotal.ncs_neghits) * 531 100.0 / nz(s.nchcount), 532 NAMEIROW + 2, NAMEICOL + 17, 3, 0, 1); 533 putint(nchtotal.ncs_pass2, NAMEIROW + 2, NAMEICOL + 21, 7); 534 putfloat(nchtotal.ncs_pass2 * 100.0 / nz(s.nchcount), 535 NAMEIROW + 2, NAMEICOL + 29, 3, 0, 1); 536 #undef nz 537 } 538 539 int 540 cmdkre(const char *cmd, const char *args) 541 { 542 int retval; 543 544 if (prefix(cmd, "run")) { 545 retval = 1; 546 copyinfo(&s2, &s1); 547 switch (devstat_getdevs(NULL, &run_dev)) { 548 case -1: 549 errx(1, "%s", devstat_errbuf); 550 break; 551 case 1: 552 num_devices = run_dev.dinfo->numdevs; 553 generation = run_dev.dinfo->generation; 554 retval = dscmd("refresh", NULL, MAXDRIVES, &cur_dev); 555 if (retval == 2) 556 labelkre(); 557 break; 558 default: 559 break; 560 } 561 state = RUN; 562 return (retval); 563 } 564 if (prefix(cmd, "boot")) { 565 state = BOOT; 566 copyinfo(&z, &s1); 567 return (1); 568 } 569 if (prefix(cmd, "time")) { 570 state = TIME; 571 return (1); 572 } 573 if (prefix(cmd, "zero")) { 574 retval = 1; 575 if (state == RUN) { 576 getinfo(&s1); 577 switch (devstat_getdevs(NULL, &run_dev)) { 578 case -1: 579 errx(1, "%s", devstat_errbuf); 580 break; 581 case 1: 582 num_devices = run_dev.dinfo->numdevs; 583 generation = run_dev.dinfo->generation; 584 retval = dscmd("refresh",NULL, MAXDRIVES, &cur_dev); 585 if (retval == 2) 586 labelkre(); 587 break; 588 default: 589 break; 590 } 591 } 592 return (retval); 593 } 594 retval = dscmd(cmd, args, MAXDRIVES, &cur_dev); 595 596 if (retval == 2) 597 labelkre(); 598 599 return(retval); 600 } 601 602 /* calculate number of users on the system */ 603 static int 604 ucount(void) 605 { 606 int nusers = 0; 607 struct utmpx *ut; 608 609 setutxent(); 610 while ((ut = getutxent()) != NULL) 611 if (ut->ut_type == USER_PROCESS) 612 nusers++; 613 endutxent(); 614 615 return (nusers); 616 } 617 618 static float 619 cputime(int indx) 620 { 621 double lt; 622 int i; 623 624 lt = 0; 625 for (i = 0; i < CPUSTATES; i++) 626 lt += s.time[i]; 627 if (lt == 0.0) 628 lt = 1.0; 629 return (s.time[indx] * 100.0 / lt); 630 } 631 632 void 633 putint(int n, int l, int lc, int w) 634 { 635 636 do_putuint64(n, l, lc, w, SI); 637 } 638 639 static void 640 putuint64(uint64_t n, int l, int lc, int w) 641 { 642 643 do_putuint64(n, l, lc, w, IEC); 644 } 645 646 static void 647 do_putuint64(uint64_t n, int l, int lc, int w, int div) 648 { 649 int snr; 650 char b[128]; 651 char buf[128]; 652 653 move(l, lc); 654 #ifdef DEBUG 655 while (w-- > 0) 656 addch('*'); 657 return; 658 #endif 659 if (n == 0) { 660 while (w-- > 0) 661 addch(' '); 662 return; 663 } 664 snr = snprintf(b, sizeof(b), "%*ju", w, (uintmax_t)n); 665 if (snr != w) { 666 humanize_number(buf, w, n, "", HN_AUTOSCALE, 667 HN_NOSPACE | HN_DECIMAL | div); 668 snr = snprintf(b, sizeof(b), "%*s", w, buf); 669 } 670 if (snr != w) { 671 while (w-- > 0) 672 addch('*'); 673 return; 674 } 675 addstr(b); 676 } 677 678 void 679 putfloat(double f, int l, int lc, int w, int d, int nz) 680 { 681 int snr; 682 char b[128]; 683 684 move(l, lc); 685 #ifdef DEBUG 686 while (--w >= 0) 687 addch('*'); 688 return; 689 #endif 690 if (nz && f == 0.0) { 691 while (--w >= 0) 692 addch(' '); 693 return; 694 } 695 snr = snprintf(b, sizeof(b), "%*.*f", w, d, f); 696 if (snr != w) 697 snr = snprintf(b, sizeof(b), "%*.0f", w, f); 698 if (snr != w) 699 snr = snprintf(b, sizeof(b), "%*.0fk", w - 1, f / 1000); 700 if (snr != w) 701 snr = snprintf(b, sizeof(b), "%*.0fM", w - 1, f / 1000000); 702 if (snr != w) { 703 while (--w >= 0) 704 addch('*'); 705 return; 706 } 707 addstr(b); 708 } 709 710 void 711 putlongdouble(long double f, int l, int lc, int w, int d, int nz) 712 { 713 int snr; 714 char b[128]; 715 716 move(l, lc); 717 #ifdef DEBUG 718 while (--w >= 0) 719 addch('*'); 720 return; 721 #endif 722 if (nz && f == 0.0) { 723 while (--w >= 0) 724 addch(' '); 725 return; 726 } 727 snr = snprintf(b, sizeof(b), "%*.*Lf", w, d, f); 728 if (snr != w) 729 snr = snprintf(b, sizeof(b), "%*.0Lf", w, f); 730 if (snr != w) 731 snr = snprintf(b, sizeof(b), "%*.0Lfk", w - 1, f / 1000); 732 if (snr != w) 733 snr = snprintf(b, sizeof(b), "%*.0LfM", w - 1, f / 1000000); 734 if (snr != w) { 735 while (--w >= 0) 736 addch('*'); 737 return; 738 } 739 addstr(b); 740 } 741 742 static void 743 getinfo(struct Info *ls) 744 { 745 struct devinfo *tmp_dinfo; 746 size_t size; 747 int mib[2]; 748 749 GETSYSCTL("kern.cp_time", ls->time); 750 GETSYSCTL("kern.cp_time", cur_dev.cp_time); 751 GETSYSCTL("vm.stats.sys.v_swtch", ls->v_swtch); 752 GETSYSCTL("vm.stats.sys.v_trap", ls->v_trap); 753 GETSYSCTL("vm.stats.sys.v_syscall", ls->v_syscall); 754 GETSYSCTL("vm.stats.sys.v_intr", ls->v_intr); 755 GETSYSCTL("vm.stats.sys.v_soft", ls->v_soft); 756 GETSYSCTL("vm.stats.vm.v_vm_faults", ls->v_vm_faults); 757 GETSYSCTL("vm.stats.vm.v_io_faults", ls->v_io_faults); 758 GETSYSCTL("vm.stats.vm.v_cow_faults", ls->v_cow_faults); 759 GETSYSCTL("vm.stats.vm.v_zfod", ls->v_zfod); 760 GETSYSCTL("vm.stats.vm.v_ozfod", ls->v_ozfod); 761 GETSYSCTL("vm.stats.vm.v_swapin", ls->v_swapin); 762 GETSYSCTL("vm.stats.vm.v_swapout", ls->v_swapout); 763 GETSYSCTL("vm.stats.vm.v_swappgsin", ls->v_swappgsin); 764 GETSYSCTL("vm.stats.vm.v_swappgsout", ls->v_swappgsout); 765 GETSYSCTL("vm.stats.vm.v_vnodein", ls->v_vnodein); 766 GETSYSCTL("vm.stats.vm.v_vnodeout", ls->v_vnodeout); 767 GETSYSCTL("vm.stats.vm.v_vnodepgsin", ls->v_vnodepgsin); 768 GETSYSCTL("vm.stats.vm.v_vnodepgsout", ls->v_vnodepgsout); 769 GETSYSCTL("vm.stats.vm.v_intrans", ls->v_intrans); 770 GETSYSCTL("vm.stats.vm.v_reactivated", ls->v_reactivated); 771 GETSYSCTL("vm.stats.vm.v_pdwakeups", ls->v_pdwakeups); 772 GETSYSCTL("vm.stats.vm.v_pdpages", ls->v_pdpages); 773 GETSYSCTL("vm.stats.vm.v_dfree", ls->v_dfree); 774 GETSYSCTL("vm.stats.vm.v_pfree", ls->v_pfree); 775 GETSYSCTL("vm.stats.vm.v_tfree", ls->v_tfree); 776 GETSYSCTL("vm.stats.vm.v_page_size", ls->v_page_size); 777 GETSYSCTL("vm.stats.vm.v_free_count", ls->v_free_count); 778 GETSYSCTL("vm.stats.vm.v_wire_count", ls->v_wire_count); 779 GETSYSCTL("vm.stats.vm.v_active_count", ls->v_active_count); 780 GETSYSCTL("vm.stats.vm.v_inactive_count", ls->v_inactive_count); 781 GETSYSCTL("vm.stats.vm.v_laundry_count", ls->v_laundry_count); 782 GETSYSCTL("vfs.bufspace", ls->bufspace); 783 GETSYSCTL("kern.maxvnodes", ls->desiredvnodes); 784 GETSYSCTL("vfs.numvnodes", ls->numvnodes); 785 GETSYSCTL("vfs.freevnodes", ls->freevnodes); 786 GETSYSCTL("vfs.cache.nchstats", ls->nchstats); 787 GETSYSCTL("vfs.numdirtybuffers", ls->numdirtybuffers); 788 GETSYSCTL("vm.kmem_map_size", ls->v_kmem_map_size); 789 getsysctl("hw.intrcnt", ls->intrcnt, nintr * sizeof(u_long)); 790 791 size = sizeof(ls->Total); 792 mib[0] = CTL_VM; 793 mib[1] = VM_TOTAL; 794 if (sysctl(mib, 2, &ls->Total, &size, NULL, 0) < 0) { 795 error("Can't get kernel info: %s\n", strerror(errno)); 796 bzero(&ls->Total, sizeof(ls->Total)); 797 } 798 size = sizeof(ncpu); 799 if (sysctlbyname("hw.ncpu", &ncpu, &size, NULL, 0) < 0 || 800 size != sizeof(ncpu)) 801 ncpu = 1; 802 803 tmp_dinfo = last_dev.dinfo; 804 last_dev.dinfo = cur_dev.dinfo; 805 cur_dev.dinfo = tmp_dinfo; 806 807 last_dev.snap_time = cur_dev.snap_time; 808 dsgetinfo(&cur_dev); 809 } 810 811 static void 812 allocinfo(struct Info *ls) 813 { 814 815 ls->intrcnt = (long *) calloc(nintr, sizeof(long)); 816 if (ls->intrcnt == NULL) 817 errx(2, "out of memory"); 818 } 819 820 static void 821 copyinfo(struct Info *from, struct Info *to) 822 { 823 long *intrcnt; 824 825 /* 826 * time, wds, seek, and xfer are malloc'd so we have to 827 * save the pointers before the structure copy and then 828 * copy by hand. 829 */ 830 intrcnt = to->intrcnt; 831 *to = *from; 832 833 bcopy(from->intrcnt, to->intrcnt = intrcnt, nintr * sizeof (int)); 834 } 835