vmstat.c revision 158154
11590Srgrimes/*- 21590Srgrimes * Copyright (c) 1983, 1989, 1992, 1993 31590Srgrimes * The Regents of the University of California. All rights reserved. 41590Srgrimes * 51590Srgrimes * Redistribution and use in source and binary forms, with or without 61590Srgrimes * modification, are permitted provided that the following conditions 71590Srgrimes * are met: 81590Srgrimes * 1. Redistributions of source code must retain the above copyright 91590Srgrimes * notice, this list of conditions and the following disclaimer. 101590Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111590Srgrimes * notice, this list of conditions and the following disclaimer in the 121590Srgrimes * documentation and/or other materials provided with the distribution. 131590Srgrimes * 3. All advertising materials mentioning features or use of this software 141590Srgrimes * must display the following acknowledgement: 151590Srgrimes * This product includes software developed by the University of 161590Srgrimes * California, Berkeley and its contributors. 171590Srgrimes * 4. Neither the name of the University nor the names of its contributors 181590Srgrimes * may be used to endorse or promote products derived from this software 191590Srgrimes * without specific prior written permission. 201590Srgrimes * 211590Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221590Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231590Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241590Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251590Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261590Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271590Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281590Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291590Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301590Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311590Srgrimes * SUCH DAMAGE. 321590Srgrimes */ 331590Srgrimes 3487715Smarkm#include <sys/cdefs.h> 3587715Smarkm 3687715Smarkm__FBSDID("$FreeBSD: head/usr.bin/systat/vmstat.c 158154 2006-04-30 01:39:46Z bde $"); 3787715Smarkm 3887715Smarkm#ifdef lint 3987715Smarkmstatic const char sccsid[] = "@(#)vmstat.c 8.2 (Berkeley) 1/12/94"; 4028149Scharnier#endif 411590Srgrimes 421590Srgrimes/* 431590Srgrimes * Cursed vmstat -- from Robert Elz. 441590Srgrimes */ 451590Srgrimes 461590Srgrimes#include <sys/param.h> 471590Srgrimes#include <sys/stat.h> 481590Srgrimes#include <sys/time.h> 491590Srgrimes#include <sys/proc.h> 5012811Sbde#include <sys/uio.h> 511590Srgrimes#include <sys/namei.h> 52111007Sphk#include <sys/resource.h> 531590Srgrimes#include <sys/sysctl.h> 5412805Speter#include <sys/vmmeter.h> 551590Srgrimes 5612811Sbde#include <vm/vm_param.h> 5712811Sbde 5828149Scharnier#include <ctype.h> 5928149Scharnier#include <err.h> 6059217Simp#include <errno.h> 6174595Sache#include <langinfo.h> 621590Srgrimes#include <nlist.h> 631590Srgrimes#include <paths.h> 6428149Scharnier#include <signal.h> 6528149Scharnier#include <stdlib.h> 661590Srgrimes#include <string.h> 6714953Sache#include <time.h> 681590Srgrimes#include <unistd.h> 6928149Scharnier#include <utmp.h> 7039230Sgibbs#include <devstat.h> 711590Srgrimes#include "systat.h" 721590Srgrimes#include "extern.h" 7340060Sobrien#include "devs.h" 741590Srgrimes 751590Srgrimesstatic struct Info { 761590Srgrimes long time[CPUSTATES]; 7774671Stmm u_int v_swtch; /* context switches */ 7874671Stmm u_int v_trap; /* calls to trap */ 7974671Stmm u_int v_syscall; /* calls to syscall() */ 8074671Stmm u_int v_intr; /* device interrupts */ 8174671Stmm u_int v_soft; /* software interrupts */ 8274671Stmm /* 8374671Stmm * Virtual memory activity. 8474671Stmm */ 8574671Stmm u_int v_vm_faults; /* number of address memory faults */ 8674671Stmm u_int v_cow_faults; /* number of copy-on-writes */ 8774671Stmm u_int v_zfod; /* pages zero filled on demand */ 8874671Stmm u_int v_ozfod; /* optimized zero fill pages */ 8974671Stmm u_int v_swapin; /* swap pager pageins */ 9074671Stmm u_int v_swapout; /* swap pager pageouts */ 9174671Stmm u_int v_swappgsin; /* swap pager pages paged in */ 9274671Stmm u_int v_swappgsout; /* swap pager pages paged out */ 9374671Stmm u_int v_vnodein; /* vnode pager pageins */ 9474671Stmm u_int v_vnodeout; /* vnode pager pageouts */ 9574671Stmm u_int v_vnodepgsin; /* vnode_pager pages paged in */ 9674671Stmm u_int v_vnodepgsout; /* vnode pager pages paged out */ 9774671Stmm u_int v_intrans; /* intransit blocking page faults */ 9874671Stmm u_int v_reactivated; /* number of pages reactivated from free list */ 9974671Stmm u_int v_pdwakeups; /* number of times daemon has awaken from sleep */ 10074671Stmm u_int v_pdpages; /* number of pages analyzed by daemon */ 10174671Stmm 10274671Stmm u_int v_dfree; /* pages freed by daemon */ 10374671Stmm u_int v_pfree; /* pages freed by exiting processes */ 10474671Stmm u_int v_tfree; /* total pages freed */ 10574671Stmm /* 10674671Stmm * Distribution of page usages. 10774671Stmm */ 10874671Stmm u_int v_page_size; /* page size in bytes */ 10974671Stmm u_int v_free_count; /* number of pages free */ 11074671Stmm u_int v_wire_count; /* number of pages wired down */ 11174671Stmm u_int v_active_count; /* number of pages active */ 11274671Stmm u_int v_inactive_count; /* number of pages inactive */ 11374671Stmm u_int v_cache_count; /* number of pages on buffer cache queue */ 1141590Srgrimes struct vmtotal Total; 1151590Srgrimes struct nchstats nchstats; 1161590Srgrimes long nchcount; 1171590Srgrimes long *intrcnt; 11829842Speter int bufspace; 11929842Speter int desiredvnodes; 12069529Sgallatin long numvnodes; 12169529Sgallatin long freevnodes; 12274978Sgallatin int numdirtybuffers; 1231590Srgrimes} s, s1, s2, z; 1241590Srgrimes 12539230Sgibbsstruct statinfo cur, last, run; 12639230Sgibbs 1271590Srgrimes#define total s.Total 1281590Srgrimes#define nchtotal s.nchstats 1291590Srgrimes#define oldnchtotal s1.nchstats 1301590Srgrimes 1311590Srgrimesstatic enum state { BOOT, TIME, RUN } state = TIME; 1321590Srgrimes 13392922Simpstatic void allocinfo(struct Info *); 13492922Simpstatic void copyinfo(struct Info *, struct Info *); 13592922Simpstatic float cputime(int); 13692922Simpstatic void dinfo(int, int, struct statinfo *, struct statinfo *); 13792922Simpstatic void getinfo(struct Info *); 13892922Simpstatic void putint(int, int, int, int); 13992922Simpstatic void putfloat(double, int, int, int, int, int); 14092922Simpstatic void putlongdouble(long double, int, int, int, int, int); 14192922Simpstatic int ucount(void); 1421590Srgrimes 14336430Sjhaystatic int ncpu; 1441590Srgrimesstatic int ut; 1451590Srgrimesstatic char buf[26]; 1461590Srgrimesstatic time_t t; 1471590Srgrimesstatic double etime; 1481590Srgrimesstatic int nintr; 1491590Srgrimesstatic long *intrloc; 1501590Srgrimesstatic char **intrname; 1511590Srgrimesstatic int nextintsrow; 15243756Sdillonstatic int extended_vm_stats; 1531590Srgrimes 1541590Srgrimesstruct utmp utmp; 1551590Srgrimes 1561590Srgrimes 1571590SrgrimesWINDOW * 1581590Srgrimesopenkre() 1591590Srgrimes{ 1601590Srgrimes 1611590Srgrimes ut = open(_PATH_UTMP, O_RDONLY); 1621590Srgrimes if (ut < 0) 1631590Srgrimes error("No utmp"); 1641590Srgrimes return (stdscr); 1651590Srgrimes} 1661590Srgrimes 1671590Srgrimesvoid 1681590Srgrimesclosekre(w) 1691590Srgrimes WINDOW *w; 1701590Srgrimes{ 1711590Srgrimes 1721590Srgrimes (void) close(ut); 1731590Srgrimes if (w == NULL) 1741590Srgrimes return; 1751590Srgrimes wclear(w); 1761590Srgrimes wrefresh(w); 1771590Srgrimes} 1781590Srgrimes 1791590Srgrimes/* 1801590Srgrimes * These constants define where the major pieces are laid out 1811590Srgrimes */ 182155663Sbde#define STATROW 0 /* uses 1 row and 67 cols */ 183155677Sbde#define STATCOL 0 184155663Sbde#define MEMROW 2 /* uses 4 rows and 45 cols */ 1851590Srgrimes#define MEMCOL 0 186155663Sbde#define PAGEROW 2 /* uses 4 rows and 27 cols */ 187155677Sbde#define PAGECOL 47 188155666Sbde#define INTSROW 6 /* uses all rows to bottom and 16 cols */ 189155666Sbde#define INTSCOL 64 190155677Sbde#define PROCSROW 6 /* uses 3 rows and 19 cols */ 1911590Srgrimes#define PROCSCOL 0 192155666Sbde#define GENSTATROW 7 /* uses 2 rows and 29 cols */ 193155666Sbde#define GENSTATCOL 21 194155663Sbde#define VMSTATROW 6 /* uses 17-18 rows and 12-15 cols */ 195155663Sbde#define VMSTATCOL 48 /* actually 50-51 for some fields */ 1961590Srgrimes#define GRAPHROW 10 /* uses 3 rows and 51 cols */ 1971590Srgrimes#define GRAPHCOL 0 198155663Sbde#define NAMEIROW 14 /* uses 3 rows and 37 cols */ 1991590Srgrimes#define NAMEICOL 0 200155663Sbde#define DISKROW 18 /* uses 5 rows and 47 cols (for 7 drives) */ 2011590Srgrimes#define DISKCOL 0 2021590Srgrimes 20339230Sgibbs#define DRIVESPACE 7 /* max # for space */ 2041590Srgrimes 2051590Srgrimes#define MAXDRIVES DRIVESPACE /* max # to display */ 2061590Srgrimes 2071590Srgrimesint 2081590Srgrimesinitkre() 2091590Srgrimes{ 210158154Sbde char *cp, *cp1, *cp2, *intrnamebuf, *nextcp; 2111590Srgrimes int i; 21277583Stmm size_t sz; 2131590Srgrimes 21483131Sken if ((num_devices = devstat_getnumdevs(NULL)) < 0) { 21539230Sgibbs warnx("%s", devstat_errbuf); 2161590Srgrimes return(0); 2171590Srgrimes } 21839230Sgibbs 21939230Sgibbs cur.dinfo = (struct devinfo *)malloc(sizeof(struct devinfo)); 22039230Sgibbs last.dinfo = (struct devinfo *)malloc(sizeof(struct devinfo)); 22139230Sgibbs run.dinfo = (struct devinfo *)malloc(sizeof(struct devinfo)); 22239230Sgibbs bzero(cur.dinfo, sizeof(struct devinfo)); 22339230Sgibbs bzero(last.dinfo, sizeof(struct devinfo)); 22439230Sgibbs bzero(run.dinfo, sizeof(struct devinfo)); 22539230Sgibbs 22639230Sgibbs if (dsinit(MAXDRIVES, &cur, &last, &run) != 1) 22739230Sgibbs return(0); 22839230Sgibbs 2291590Srgrimes if (nintr == 0) { 23077583Stmm if (sysctlbyname("hw.intrcnt", NULL, &sz, NULL, 0) == -1) { 23177583Stmm error("sysctl(hw.intrcnt...) failed: %s", 23277583Stmm strerror(errno)); 23377583Stmm return (0); 23477583Stmm } 23577583Stmm nintr = sz / sizeof(u_long); 2361590Srgrimes intrloc = calloc(nintr, sizeof (long)); 23777583Stmm intrname = calloc(nintr, sizeof (char *)); 23874671Stmm intrnamebuf = sysctl_dynread("hw.intrnames", NULL); 23974671Stmm if (intrnamebuf == NULL || intrname == NULL || 24074671Stmm intrloc == NULL) { 24174671Stmm error("Out of memory"); 2421590Srgrimes if (intrnamebuf) 2431590Srgrimes free(intrnamebuf); 2441590Srgrimes if (intrname) 2451590Srgrimes free(intrname); 2461590Srgrimes if (intrloc) 2471590Srgrimes free(intrloc); 2481590Srgrimes nintr = 0; 2491590Srgrimes return(0); 2501590Srgrimes } 2511590Srgrimes for (cp = intrnamebuf, i = 0; i < nintr; i++) { 252158154Sbde nextcp = cp + strlen(cp) + 1; 253158154Sbde 254158154Sbde /* Discard trailing spaces. */ 255158154Sbde for (cp1 = nextcp - 1; cp1 > cp && *(cp1 - 1) == ' '; ) 256158154Sbde *--cp1 = '\0'; 257158154Sbde 258158154Sbde /* Convert "irqN: name" to "name irqN". */ 259158154Sbde if (strncmp(cp, "irq", 3) == 0) { 260158154Sbde cp1 = cp + 3; 261158154Sbde while (isdigit((u_char)*cp1)) 262158154Sbde cp1++; 263158154Sbde if (cp1 != cp && *cp1 == ':' && 264158154Sbde *(cp1 + 1) == ' ') { 265158154Sbde *cp1 = '\0'; 266158154Sbde cp1 = cp1 + 2; 267158154Sbde cp2 = strdup(cp); 268158154Sbde bcopy(cp1, cp, strlen(cp1) + 1); 269158154Sbde strcat(cp, " "); 270158154Sbde strcat(cp, cp2); 271158154Sbde free(cp2); 272158154Sbde } 273158154Sbde } 274158154Sbde 275158154Sbde /* 276158154Sbde * Convert "name irqN" to "name N" if the former is 277158154Sbde * longer than the field width. 278158154Sbde */ 279158154Sbde if ((cp1 = strstr(cp, "irq")) != NULL && 280158154Sbde strlen(cp) > 10) 281158154Sbde bcopy(cp1 + 3, cp1, strlen(cp1 + 3) + 1); 282158154Sbde 2831590Srgrimes intrname[i] = cp; 284158154Sbde cp = nextcp; 2851590Srgrimes } 2861590Srgrimes nextintsrow = INTSROW + 2; 2871590Srgrimes allocinfo(&s); 2881590Srgrimes allocinfo(&s1); 2891590Srgrimes allocinfo(&s2); 2901590Srgrimes allocinfo(&z); 2911590Srgrimes } 29287715Smarkm getinfo(&s2); 2931590Srgrimes copyinfo(&s2, &s1); 2941590Srgrimes return(1); 2951590Srgrimes} 2961590Srgrimes 2971590Srgrimesvoid 2981590Srgrimesfetchkre() 2991590Srgrimes{ 3001590Srgrimes time_t now; 30114953Sache struct tm *tp; 30274595Sache static int d_first = -1; 3031590Srgrimes 30474595Sache if (d_first < 0) 30574595Sache d_first = (*nl_langinfo(D_MD_ORDER) == 'd'); 30674595Sache 3071590Srgrimes time(&now); 30814953Sache tp = localtime(&now); 30974595Sache (void) strftime(buf, sizeof(buf), 31074595Sache d_first ? "%e %b %R" : "%b %e %R", tp); 31187715Smarkm getinfo(&s); 3121590Srgrimes} 3131590Srgrimes 3141590Srgrimesvoid 3151590Srgrimeslabelkre() 3161590Srgrimes{ 31787715Smarkm int i, j; 3181590Srgrimes 3191590Srgrimes clear(); 320155677Sbde mvprintw(STATROW, STATCOL + 6, "users Load"); 32119687Sjkh mvprintw(MEMROW, MEMCOL, "Mem:KB REAL VIRTUAL"); 32219687Sjkh mvprintw(MEMROW + 1, MEMCOL, " Tot Share Tot Share"); 3231590Srgrimes mvprintw(MEMROW + 2, MEMCOL, "Act"); 3241590Srgrimes mvprintw(MEMROW + 3, MEMCOL, "All"); 3251590Srgrimes 32619687Sjkh mvprintw(MEMROW + 1, MEMCOL + 41, "Free"); 3271590Srgrimes 328155677Sbde mvprintw(PAGEROW, PAGECOL, " VN PAGER SWAP PAGER"); 329155677Sbde mvprintw(PAGEROW + 1, PAGECOL, " in out in out"); 3301590Srgrimes mvprintw(PAGEROW + 2, PAGECOL, "count"); 3311590Srgrimes mvprintw(PAGEROW + 3, PAGECOL, "pages"); 3321590Srgrimes 333155666Sbde mvprintw(INTSROW, INTSCOL + 1, "Interrupts"); 334155666Sbde mvprintw(INTSROW + 1, INTSCOL + 6, "total"); 3351590Srgrimes 33643756Sdillon mvprintw(VMSTATROW + 1, VMSTATCOL + 10, "cow"); 3377351Sdg mvprintw(VMSTATROW + 2, VMSTATCOL + 10, "wire"); 3387351Sdg mvprintw(VMSTATROW + 3, VMSTATCOL + 10, "act"); 3397351Sdg mvprintw(VMSTATROW + 4, VMSTATCOL + 10, "inact"); 3407351Sdg mvprintw(VMSTATROW + 5, VMSTATCOL + 10, "cache"); 3417351Sdg mvprintw(VMSTATROW + 6, VMSTATCOL + 10, "free"); 3427351Sdg mvprintw(VMSTATROW + 7, VMSTATCOL + 10, "daefr"); 3437351Sdg mvprintw(VMSTATROW + 8, VMSTATCOL + 10, "prcfr"); 3447351Sdg mvprintw(VMSTATROW + 9, VMSTATCOL + 10, "react"); 345155666Sbde mvprintw(VMSTATROW + 10, VMSTATCOL + 10, "pdwak"); 3467351Sdg mvprintw(VMSTATROW + 11, VMSTATCOL + 10, "pdpgs"); 3477351Sdg mvprintw(VMSTATROW + 12, VMSTATCOL + 10, "intrn"); 3487351Sdg mvprintw(VMSTATROW + 13, VMSTATCOL + 10, "buf"); 349158150Sbde mvprintw(VMSTATROW + 14, VMSTATCOL + 10, "dtbuf"); 3501590Srgrimes 351158150Sbde mvprintw(VMSTATROW + 15, VMSTATCOL + 10, "desvn"); 352158150Sbde mvprintw(VMSTATROW + 16, VMSTATCOL + 10, "numvn"); 353158150Sbde mvprintw(VMSTATROW + 17, VMSTATCOL + 10, "frevn"); 35429842Speter 355155666Sbde mvprintw(GENSTATROW, GENSTATCOL, " Csw Trp Sys Int Sof Flt"); 3561590Srgrimes 3571590Srgrimes mvprintw(GRAPHROW, GRAPHCOL, 3584930Sbde " . %%Sys . %%Intr . %%User . %%Nice . %%Idle"); 359155677Sbde mvprintw(PROCSROW, PROCSCOL, "Proc:"); 360155677Sbde mvprintw(PROCSROW + 1, PROCSCOL, " r p d s w"); 3611590Srgrimes mvprintw(GRAPHROW + 1, GRAPHCOL, 3621590Srgrimes "| | | | | | | | | | |"); 3631590Srgrimes 36414918Sbde mvprintw(NAMEIROW, NAMEICOL, "Namei Name-cache Dir-cache"); 3651590Srgrimes mvprintw(NAMEIROW + 1, NAMEICOL, 36614918Sbde " Calls hits %% hits %%"); 36751421Sgreen mvprintw(DISKROW, DISKCOL, "Disks"); 36839230Sgibbs mvprintw(DISKROW + 1, DISKCOL, "KB/t"); 36939230Sgibbs mvprintw(DISKROW + 2, DISKCOL, "tps"); 37039230Sgibbs mvprintw(DISKROW + 3, DISKCOL, "MB/s"); 371155666Sbde mvprintw(DISKROW + 4, DISKCOL, "%%busy"); 37239230Sgibbs /* 37339230Sgibbs * For now, we don't support a fourth disk statistic. So there's 37439230Sgibbs * no point in providing a label for it. If someone can think of a 37539230Sgibbs * fourth useful disk statistic, there is room to add it. 37639230Sgibbs */ 37739230Sgibbs /* mvprintw(DISKROW + 4, DISKCOL, " msps"); */ 3781590Srgrimes j = 0; 37939230Sgibbs for (i = 0; i < num_devices && j < MAXDRIVES; i++) 38039230Sgibbs if (dev_select[i].selected) { 38139230Sgibbs char tmpstr[80]; 38239230Sgibbs sprintf(tmpstr, "%s%d", dev_select[i].device_name, 38339230Sgibbs dev_select[i].unit_number); 38439230Sgibbs mvprintw(DISKROW, DISKCOL + 5 + 6 * j, 38539230Sgibbs " %5.5s", tmpstr); 3861590Srgrimes j++; 3871590Srgrimes } 38843756Sdillon 38943756Sdillon if (j <= 4) { 39043756Sdillon /* 39143756Sdillon * room for extended VM stats 39243756Sdillon */ 39343756Sdillon mvprintw(VMSTATROW + 11, VMSTATCOL - 6, "zfod"); 394156826Sjmg mvprintw(VMSTATROW + 12, VMSTATCOL - 6, "ozfod"); 395158150Sbde mvprintw(VMSTATROW + 13, VMSTATCOL - 6, "%%sloz"); 396158150Sbde mvprintw(VMSTATROW + 14, VMSTATCOL - 6, "totfr"); 39743756Sdillon extended_vm_stats = 1; 39843756Sdillon } else { 39943756Sdillon extended_vm_stats = 0; 40043756Sdillon mvprintw(VMSTATROW + 0, VMSTATCOL + 10, "zfod"); 40143756Sdillon } 40243756Sdillon 4031590Srgrimes for (i = 0; i < nintr; i++) { 4041590Srgrimes if (intrloc[i] == 0) 4051590Srgrimes continue; 406155666Sbde mvprintw(intrloc[i], INTSCOL + 6, "%-10.10s", intrname[i]); 4071590Srgrimes } 4081590Srgrimes} 4091590Srgrimes 4101590Srgrimes#define X(fld) {t=s.fld[i]; s.fld[i]-=s1.fld[i]; if(state==TIME) s1.fld[i]=t;} 41139230Sgibbs#define Q(fld) {t=cur.fld[i]; cur.fld[i]-=last.fld[i]; if(state==TIME) last.fld[i]=t;} 4121590Srgrimes#define Y(fld) {t = s.fld; s.fld -= s1.fld; if(state == TIME) s1.fld = t;} 4131590Srgrimes#define Z(fld) {t = s.nchstats.fld; s.nchstats.fld -= s1.nchstats.fld; \ 4141590Srgrimes if(state == TIME) s1.nchstats.fld = t;} 4151590Srgrimes#define PUTRATE(fld, l, c, w) \ 416155665Sbdedo { \ 4171590Srgrimes Y(fld); \ 418155665Sbde putint((int)((float)s.fld/etime + 0.5), l, c, w); \ 419155665Sbde} while (0) 4201590Srgrimes#define MAXFAIL 5 4211590Srgrimes 4224930Sbdestatic char cpuchar[CPUSTATES] = { '=' , '+', '>', '-', ' ' }; 4234930Sbdestatic char cpuorder[CPUSTATES] = { CP_SYS, CP_INTR, CP_USER, CP_NICE, 4244930Sbde CP_IDLE }; 4251590Srgrimes 4261590Srgrimesvoid 4271590Srgrimesshowkre() 4281590Srgrimes{ 4291590Srgrimes float f1, f2; 4301590Srgrimes int psiz, inttotal; 431158152Sbde int i, l, lc; 4321590Srgrimes static int failcnt = 0; 4331590Srgrimes 4341590Srgrimes etime = 0; 4351590Srgrimes for(i = 0; i < CPUSTATES; i++) { 4361590Srgrimes X(time); 43739230Sgibbs Q(cp_time); 4381590Srgrimes etime += s.time[i]; 4391590Srgrimes } 4401590Srgrimes if (etime < 5.0) { /* < 5 ticks - ignore this trash */ 4411590Srgrimes if (failcnt++ >= MAXFAIL) { 4421590Srgrimes clear(); 4431590Srgrimes mvprintw(2, 10, "The alternate system clock has died!"); 4441590Srgrimes mvprintw(3, 10, "Reverting to ``pigs'' display."); 4451590Srgrimes move(CMDLINE, 0); 4461590Srgrimes refresh(); 4471590Srgrimes failcnt = 0; 4481590Srgrimes sleep(5); 4491590Srgrimes command("pigs"); 4501590Srgrimes } 4511590Srgrimes return; 4521590Srgrimes } 4531590Srgrimes failcnt = 0; 4541590Srgrimes etime /= hertz; 45536430Sjhay etime /= ncpu; 4561590Srgrimes inttotal = 0; 4571590Srgrimes for (i = 0; i < nintr; i++) { 4581590Srgrimes if (s.intrcnt[i] == 0) 4591590Srgrimes continue; 4601590Srgrimes if (intrloc[i] == 0) { 4611590Srgrimes if (nextintsrow == LINES) 4621590Srgrimes continue; 4631590Srgrimes intrloc[i] = nextintsrow++; 464155666Sbde mvprintw(intrloc[i], INTSCOL + 6, "%-10.10s", 465158152Sbde intrname[i]); 4661590Srgrimes } 4671590Srgrimes X(intrcnt); 4681590Srgrimes l = (int)((float)s.intrcnt[i]/etime + 0.5); 4691590Srgrimes inttotal += l; 470155666Sbde putint(l, intrloc[i], INTSCOL, 5); 4711590Srgrimes } 472155666Sbde putint(inttotal, INTSROW + 1, INTSCOL, 5); 4731590Srgrimes Z(ncs_goodhits); Z(ncs_badhits); Z(ncs_miss); 4747138Sphk Z(ncs_long); Z(ncs_pass2); Z(ncs_2passes); Z(ncs_neghits); 4751590Srgrimes s.nchcount = nchtotal.ncs_goodhits + nchtotal.ncs_badhits + 4767012Sphk nchtotal.ncs_miss + nchtotal.ncs_long + nchtotal.ncs_neghits; 4771590Srgrimes if (state == TIME) 4781590Srgrimes s1.nchcount = s.nchcount; 4791590Srgrimes 4801590Srgrimes psiz = 0; 4811590Srgrimes f2 = 0.0; 48287715Smarkm for (lc = 0; lc < CPUSTATES; lc++) { 48387715Smarkm i = cpuorder[lc]; 4841590Srgrimes f1 = cputime(i); 4851590Srgrimes f2 += f1; 4861590Srgrimes l = (int) ((f2 + 1.0) / 2.0) - psiz; 48787715Smarkm putfloat(f1, GRAPHROW, GRAPHCOL + 10 * lc, 4, 1, 0); 4881590Srgrimes move(GRAPHROW + 2, psiz); 4891590Srgrimes psiz += l; 4901590Srgrimes while (l-- > 0) 49187715Smarkm addch(cpuchar[lc]); 4921590Srgrimes } 4931590Srgrimes 494155677Sbde putint(ucount(), STATROW, STATCOL, 5); 495155677Sbde putfloat(avenrun[0], STATROW, STATCOL + 20, 5, 2, 0); 496155677Sbde putfloat(avenrun[1], STATROW, STATCOL + 26, 5, 2, 0); 497155677Sbde putfloat(avenrun[2], STATROW, STATCOL + 32, 5, 2, 0); 498155677Sbde mvaddstr(STATROW, STATCOL + 55, buf); 499142175Sps#define pgtokb(pg) ((pg) * (s.v_page_size / 1024)) 500155666Sbde putint(pgtokb(total.t_arm), MEMROW + 2, MEMCOL + 4, 7); 501155666Sbde putint(pgtokb(total.t_armshr), MEMROW + 2, MEMCOL + 12, 7); 502155666Sbde putint(pgtokb(total.t_avm), MEMROW + 2, MEMCOL + 20, 8); 503155666Sbde putint(pgtokb(total.t_avmshr), MEMROW + 2, MEMCOL + 29, 8); 504155666Sbde putint(pgtokb(total.t_rm), MEMROW + 3, MEMCOL + 4, 7); 505155666Sbde putint(pgtokb(total.t_rmshr), MEMROW + 3, MEMCOL + 12, 7); 506155666Sbde putint(pgtokb(total.t_vm), MEMROW + 3, MEMCOL + 20, 8); 507155666Sbde putint(pgtokb(total.t_vmshr), MEMROW + 3, MEMCOL + 29, 8); 508155666Sbde putint(pgtokb(total.t_free), MEMROW + 2, MEMCOL + 38, 7); 509155677Sbde putint(total.t_rq - 1, PROCSROW + 2, PROCSCOL, 3); 510155677Sbde putint(total.t_pw, PROCSROW + 2, PROCSCOL + 4, 3); 511155677Sbde putint(total.t_dw, PROCSROW + 2, PROCSCOL + 8, 3); 512155677Sbde putint(total.t_sl, PROCSROW + 2, PROCSCOL + 12, 3); 513155677Sbde putint(total.t_sw, PROCSROW + 2, PROCSCOL + 16, 3); 514155660Sbde if (extended_vm_stats == 0) 515155660Sbde PUTRATE(v_zfod, VMSTATROW + 0, VMSTATCOL, 9); 516155660Sbde PUTRATE(v_cow_faults, VMSTATROW + 1, VMSTATCOL + 3, 9 - 3); 517155660Sbde putint(pgtokb(s.v_wire_count), VMSTATROW + 2, VMSTATCOL + 3, 9 - 3); 51874671Stmm putint(pgtokb(s.v_active_count), VMSTATROW + 3, VMSTATCOL, 9); 519155660Sbde putint(pgtokb(s.v_inactive_count), VMSTATROW + 4, VMSTATCOL + 2, 9 - 2); 520155660Sbde putint(pgtokb(s.v_cache_count), VMSTATROW + 5, VMSTATCOL + 3, 9 - 3); 521155660Sbde putint(pgtokb(s.v_free_count), VMSTATROW + 6, VMSTATCOL + 3, 9 - 3); 52274671Stmm PUTRATE(v_dfree, VMSTATROW + 7, VMSTATCOL, 9); 52374671Stmm PUTRATE(v_pfree, VMSTATROW + 8, VMSTATCOL, 9); 52474671Stmm PUTRATE(v_reactivated, VMSTATROW + 9, VMSTATCOL, 9); 52574671Stmm PUTRATE(v_pdwakeups, VMSTATROW + 10, VMSTATCOL, 9); 52674671Stmm PUTRATE(v_pdpages, VMSTATROW + 11, VMSTATCOL, 9); 52774671Stmm PUTRATE(v_intrans, VMSTATROW + 12, VMSTATCOL, 9); 52843756Sdillon 52943756Sdillon if (extended_vm_stats) { 53074671Stmm PUTRATE(v_zfod, VMSTATROW + 11, VMSTATCOL - 16, 9); 53174671Stmm PUTRATE(v_ozfod, VMSTATROW + 12, VMSTATCOL - 16, 9); 53243756Sdillon putint( 53374671Stmm ((s.v_ozfod < s.v_zfod) ? 53474671Stmm s.v_ozfod * 100 / s.v_zfod : 53543756Sdillon 0 53643756Sdillon ), 53743757Sdillon VMSTATROW + 13, 53843756Sdillon VMSTATCOL - 16, 53943756Sdillon 9 54043756Sdillon ); 54174671Stmm PUTRATE(v_tfree, VMSTATROW + 14, VMSTATCOL - 16, 9); 54243756Sdillon } 54343756Sdillon 5447351Sdg putint(s.bufspace/1024, VMSTATROW + 13, VMSTATCOL, 9); 54549245Sdes putint(s.numdirtybuffers, VMSTATROW + 14, VMSTATCOL, 9); 54649245Sdes putint(s.desiredvnodes, VMSTATROW + 15, VMSTATCOL, 9); 54749245Sdes putint(s.numvnodes, VMSTATROW + 16, VMSTATCOL, 9); 54849245Sdes putint(s.freevnodes, VMSTATROW + 17, VMSTATCOL, 9); 549155677Sbde PUTRATE(v_vnodein, PAGEROW + 2, PAGECOL + 6, 5); 550155677Sbde PUTRATE(v_vnodeout, PAGEROW + 2, PAGECOL + 12, 5); 551155677Sbde PUTRATE(v_swapin, PAGEROW + 2, PAGECOL + 19, 5); 552155677Sbde PUTRATE(v_swapout, PAGEROW + 2, PAGECOL + 25, 5); 553155677Sbde PUTRATE(v_vnodepgsin, PAGEROW + 3, PAGECOL + 6, 5); 554155677Sbde PUTRATE(v_vnodepgsout, PAGEROW + 3, PAGECOL + 12, 5); 555155677Sbde PUTRATE(v_swappgsin, PAGEROW + 3, PAGECOL + 19, 5); 556155677Sbde PUTRATE(v_swappgsout, PAGEROW + 3, PAGECOL + 25, 5); 557155666Sbde PUTRATE(v_swtch, GENSTATROW + 1, GENSTATCOL, 4); 558155666Sbde PUTRATE(v_trap, GENSTATROW + 1, GENSTATCOL + 5, 4); 559155666Sbde PUTRATE(v_syscall, GENSTATROW + 1, GENSTATCOL + 10, 4); 560155666Sbde PUTRATE(v_intr, GENSTATROW + 1, GENSTATCOL + 15, 4); 561155666Sbde PUTRATE(v_soft, GENSTATROW + 1, GENSTATCOL + 20, 4); 562155666Sbde PUTRATE(v_vm_faults, GENSTATROW + 1, GENSTATCOL + 25, 4); 5631590Srgrimes mvprintw(DISKROW, DISKCOL + 5, " "); 56487715Smarkm for (i = 0, lc = 0; i < num_devices && lc < MAXDRIVES; i++) 56539230Sgibbs if (dev_select[i].selected) { 56639230Sgibbs char tmpstr[80]; 56739230Sgibbs sprintf(tmpstr, "%s%d", dev_select[i].device_name, 56839230Sgibbs dev_select[i].unit_number); 56987715Smarkm mvprintw(DISKROW, DISKCOL + 5 + 6 * lc, 57039230Sgibbs " %5.5s", tmpstr); 57139230Sgibbs switch(state) { 57239230Sgibbs case TIME: 57387715Smarkm dinfo(i, ++lc, &cur, &last); 57439230Sgibbs break; 57539230Sgibbs case RUN: 57687715Smarkm dinfo(i, ++lc, &cur, &run); 57739230Sgibbs break; 57839230Sgibbs case BOOT: 57987715Smarkm dinfo(i, ++lc, &cur, NULL); 58039230Sgibbs break; 58139230Sgibbs } 5821590Srgrimes } 5831590Srgrimes putint(s.nchcount, NAMEIROW + 2, NAMEICOL, 9); 5847012Sphk putint((nchtotal.ncs_goodhits + nchtotal.ncs_neghits), 585155666Sbde NAMEIROW + 2, NAMEICOL + 10, 8); 5861590Srgrimes#define nz(x) ((x) ? (x) : 1) 5878874Srgrimes putfloat((nchtotal.ncs_goodhits+nchtotal.ncs_neghits) * 5887012Sphk 100.0 / nz(s.nchcount), 5891590Srgrimes NAMEIROW + 2, NAMEICOL + 19, 4, 0, 1); 590155666Sbde putint(nchtotal.ncs_pass2, NAMEIROW + 2, NAMEICOL + 24, 8); 5911590Srgrimes putfloat(nchtotal.ncs_pass2 * 100.0 / nz(s.nchcount), 59214918Sbde NAMEIROW + 2, NAMEICOL + 33, 4, 0, 1); 5931590Srgrimes#undef nz 5941590Srgrimes} 5951590Srgrimes 5961590Srgrimesint 5971590Srgrimescmdkre(cmd, args) 59887715Smarkm const char *cmd, *args; 5991590Srgrimes{ 60039230Sgibbs int retval; 6011590Srgrimes 6021590Srgrimes if (prefix(cmd, "run")) { 60339230Sgibbs retval = 1; 6041590Srgrimes copyinfo(&s2, &s1); 60583131Sken switch (devstat_getdevs(NULL, &run)) { 60639230Sgibbs case -1: 60739230Sgibbs errx(1, "%s", devstat_errbuf); 60839230Sgibbs break; 60939230Sgibbs case 1: 61039230Sgibbs num_devices = run.dinfo->numdevs; 61139230Sgibbs generation = run.dinfo->generation; 61239230Sgibbs retval = dscmd("refresh", NULL, MAXDRIVES, &cur); 61339230Sgibbs if (retval == 2) 61439230Sgibbs labelkre(); 61539230Sgibbs break; 61639230Sgibbs default: 61739230Sgibbs break; 61839230Sgibbs } 6191590Srgrimes state = RUN; 62039230Sgibbs return (retval); 6211590Srgrimes } 6221590Srgrimes if (prefix(cmd, "boot")) { 6231590Srgrimes state = BOOT; 6241590Srgrimes copyinfo(&z, &s1); 6251590Srgrimes return (1); 6261590Srgrimes } 6271590Srgrimes if (prefix(cmd, "time")) { 6281590Srgrimes state = TIME; 6291590Srgrimes return (1); 6301590Srgrimes } 6311590Srgrimes if (prefix(cmd, "zero")) { 63239230Sgibbs retval = 1; 63339230Sgibbs if (state == RUN) { 63487715Smarkm getinfo(&s1); 63583131Sken switch (devstat_getdevs(NULL, &run)) { 63639230Sgibbs case -1: 63739230Sgibbs errx(1, "%s", devstat_errbuf); 63839230Sgibbs break; 63939230Sgibbs case 1: 64039230Sgibbs num_devices = run.dinfo->numdevs; 64139230Sgibbs generation = run.dinfo->generation; 64239230Sgibbs retval = dscmd("refresh",NULL, MAXDRIVES, &cur); 64339230Sgibbs if (retval == 2) 64439230Sgibbs labelkre(); 64539230Sgibbs break; 64639230Sgibbs default: 64739230Sgibbs break; 64839230Sgibbs } 64939230Sgibbs } 65039230Sgibbs return (retval); 6511590Srgrimes } 65239230Sgibbs retval = dscmd(cmd, args, MAXDRIVES, &cur); 65339230Sgibbs 65439230Sgibbs if (retval == 2) 65539230Sgibbs labelkre(); 65639230Sgibbs 65739230Sgibbs return(retval); 6581590Srgrimes} 6591590Srgrimes 6601590Srgrimes/* calculate number of users on the system */ 6611590Srgrimesstatic int 6621590Srgrimesucount() 6631590Srgrimes{ 66487715Smarkm int nusers = 0; 6651590Srgrimes 6661590Srgrimes if (ut < 0) 6671590Srgrimes return (0); 6681590Srgrimes while (read(ut, &utmp, sizeof(utmp))) 6691590Srgrimes if (utmp.ut_name[0] != '\0') 6701590Srgrimes nusers++; 6711590Srgrimes 6721590Srgrimes lseek(ut, 0L, L_SET); 6731590Srgrimes return (nusers); 6741590Srgrimes} 6751590Srgrimes 6761590Srgrimesstatic float 6771590Srgrimescputime(indx) 6781590Srgrimes int indx; 6791590Srgrimes{ 68087715Smarkm double lt; 68187715Smarkm int i; 6821590Srgrimes 68387715Smarkm lt = 0; 6841590Srgrimes for (i = 0; i < CPUSTATES; i++) 68587715Smarkm lt += s.time[i]; 68687715Smarkm if (lt == 0.0) 68787715Smarkm lt = 1.0; 68887715Smarkm return (s.time[indx] * 100.0 / lt); 6891590Srgrimes} 6901590Srgrimes 6911590Srgrimesstatic void 69287715Smarkmputint(n, l, lc, w) 69387715Smarkm int n, l, lc, w; 6941590Srgrimes{ 695155668Sbde int snr; 6961590Srgrimes char b[128]; 6971590Srgrimes 69887715Smarkm move(l, lc); 6991590Srgrimes if (n == 0) { 7001590Srgrimes while (w-- > 0) 7011590Srgrimes addch(' '); 7021590Srgrimes return; 7031590Srgrimes } 704155668Sbde snr = snprintf(b, sizeof(b), "%*d", w, n); 705155668Sbde if (snr != w) 706155668Sbde snr = snprintf(b, sizeof(b), "%*dk", w - 1, n / 1000); 707155668Sbde if (snr != w) 708155668Sbde snr = snprintf(b, sizeof(b), "%*dM", w - 1, n / 1000000); 709155668Sbde if (snr != w) { 710155668Sbde while (w-- > 0) 711155668Sbde addch('*'); 712155668Sbde return; 713155668Sbde } 7141590Srgrimes addstr(b); 7151590Srgrimes} 7161590Srgrimes 7171590Srgrimesstatic void 71887715Smarkmputfloat(f, l, lc, w, d, nz) 7191590Srgrimes double f; 72087715Smarkm int l, lc, w, d, nz; 7211590Srgrimes{ 722155668Sbde int snr; 7231590Srgrimes char b[128]; 7241590Srgrimes 72587715Smarkm move(l, lc); 7261590Srgrimes if (nz && f == 0.0) { 7271590Srgrimes while (--w >= 0) 7281590Srgrimes addch(' '); 7291590Srgrimes return; 7301590Srgrimes } 731155668Sbde snr = snprintf(b, sizeof(b), "%*.*f", w, d, f); 732155668Sbde if (snr != w) 733155668Sbde snr = snprintf(b, sizeof(b), "%*.0f", w, f); 734155668Sbde if (snr != w) { 7351590Srgrimes while (--w >= 0) 7361590Srgrimes addch('*'); 7371590Srgrimes return; 7381590Srgrimes } 7391590Srgrimes addstr(b); 7401590Srgrimes} 7411590Srgrimes 7421590Srgrimesstatic void 74387715Smarkmputlongdouble(f, l, lc, w, d, nz) 74439230Sgibbs long double f; 74587715Smarkm int l, lc, w, d, nz; 74639230Sgibbs{ 747155668Sbde int snr; 74839230Sgibbs char b[128]; 74939230Sgibbs 75087715Smarkm move(l, lc); 75139230Sgibbs if (nz && f == 0.0) { 75239230Sgibbs while (--w >= 0) 75339230Sgibbs addch(' '); 75439230Sgibbs return; 75539230Sgibbs } 756155668Sbde snr = snprintf(b, sizeof(b), "%*.*Lf", w, d, f); 757155668Sbde if (snr != w) 758155668Sbde snr = snprintf(b, sizeof(b), "%*.0Lf", w, f); 759155668Sbde if (snr != w) { 76039230Sgibbs while (--w >= 0) 76139230Sgibbs addch('*'); 76239230Sgibbs return; 76339230Sgibbs } 76439230Sgibbs addstr(b); 76539230Sgibbs} 76639230Sgibbs 76739230Sgibbsstatic void 76887715Smarkmgetinfo(ls) 76987715Smarkm struct Info *ls; 7701590Srgrimes{ 77139230Sgibbs struct devinfo *tmp_dinfo; 77274671Stmm size_t size; 77374671Stmm int mib[2]; 7741590Srgrimes 77587715Smarkm GETSYSCTL("kern.cp_time", ls->time); 77674671Stmm GETSYSCTL("kern.cp_time", cur.cp_time); 77787715Smarkm GETSYSCTL("vm.stats.sys.v_swtch", ls->v_swtch); 77887715Smarkm GETSYSCTL("vm.stats.sys.v_trap", ls->v_trap); 77987715Smarkm GETSYSCTL("vm.stats.sys.v_syscall", ls->v_syscall); 78087715Smarkm GETSYSCTL("vm.stats.sys.v_intr", ls->v_intr); 78187715Smarkm GETSYSCTL("vm.stats.sys.v_soft", ls->v_soft); 78287715Smarkm GETSYSCTL("vm.stats.vm.v_vm_faults", ls->v_vm_faults); 78387715Smarkm GETSYSCTL("vm.stats.vm.v_cow_faults", ls->v_cow_faults); 78487715Smarkm GETSYSCTL("vm.stats.vm.v_zfod", ls->v_zfod); 78587715Smarkm GETSYSCTL("vm.stats.vm.v_ozfod", ls->v_ozfod); 78687715Smarkm GETSYSCTL("vm.stats.vm.v_swapin", ls->v_swapin); 78787715Smarkm GETSYSCTL("vm.stats.vm.v_swapout", ls->v_swapout); 78887715Smarkm GETSYSCTL("vm.stats.vm.v_swappgsin", ls->v_swappgsin); 78987715Smarkm GETSYSCTL("vm.stats.vm.v_swappgsout", ls->v_swappgsout); 79087715Smarkm GETSYSCTL("vm.stats.vm.v_vnodein", ls->v_vnodein); 79187715Smarkm GETSYSCTL("vm.stats.vm.v_vnodeout", ls->v_vnodeout); 79287715Smarkm GETSYSCTL("vm.stats.vm.v_vnodepgsin", ls->v_vnodepgsin); 79387715Smarkm GETSYSCTL("vm.stats.vm.v_vnodepgsout", ls->v_vnodepgsout); 79487715Smarkm GETSYSCTL("vm.stats.vm.v_intrans", ls->v_intrans); 79587715Smarkm GETSYSCTL("vm.stats.vm.v_reactivated", ls->v_reactivated); 79687715Smarkm GETSYSCTL("vm.stats.vm.v_pdwakeups", ls->v_pdwakeups); 79787715Smarkm GETSYSCTL("vm.stats.vm.v_pdpages", ls->v_pdpages); 79887715Smarkm GETSYSCTL("vm.stats.vm.v_dfree", ls->v_dfree); 79987715Smarkm GETSYSCTL("vm.stats.vm.v_pfree", ls->v_pfree); 80087715Smarkm GETSYSCTL("vm.stats.vm.v_tfree", ls->v_tfree); 80187715Smarkm GETSYSCTL("vm.stats.vm.v_page_size", ls->v_page_size); 80287715Smarkm GETSYSCTL("vm.stats.vm.v_free_count", ls->v_free_count); 80387715Smarkm GETSYSCTL("vm.stats.vm.v_wire_count", ls->v_wire_count); 80487715Smarkm GETSYSCTL("vm.stats.vm.v_active_count", ls->v_active_count); 80587715Smarkm GETSYSCTL("vm.stats.vm.v_inactive_count", ls->v_inactive_count); 80687715Smarkm GETSYSCTL("vm.stats.vm.v_cache_count", ls->v_cache_count); 80787715Smarkm GETSYSCTL("vfs.bufspace", ls->bufspace); 80887715Smarkm GETSYSCTL("kern.maxvnodes", ls->desiredvnodes); 80997970Sdes GETSYSCTL("vfs.numvnodes", ls->numvnodes); 81097970Sdes GETSYSCTL("vfs.freevnodes", ls->freevnodes); 81187715Smarkm GETSYSCTL("vfs.cache.nchstats", ls->nchstats); 81287715Smarkm GETSYSCTL("vfs.numdirtybuffers", ls->numdirtybuffers); 81387715Smarkm getsysctl("hw.intrcnt", ls->intrcnt, nintr * sizeof(u_long)); 81469143Srwatson 81587715Smarkm size = sizeof(ls->Total); 8161590Srgrimes mib[0] = CTL_VM; 817109097Sdillon mib[1] = VM_TOTAL; 81887715Smarkm if (sysctl(mib, 2, &ls->Total, &size, NULL, 0) < 0) { 8191590Srgrimes error("Can't get kernel info: %s\n", strerror(errno)); 82087715Smarkm bzero(&ls->Total, sizeof(ls->Total)); 8211590Srgrimes } 82236430Sjhay size = sizeof(ncpu); 82369143Srwatson if (sysctlbyname("hw.ncpu", &ncpu, &size, NULL, 0) < 0 || 82469143Srwatson size != sizeof(ncpu)) 82536430Sjhay ncpu = 1; 82639230Sgibbs 82739230Sgibbs tmp_dinfo = last.dinfo; 82839230Sgibbs last.dinfo = cur.dinfo; 82939230Sgibbs cur.dinfo = tmp_dinfo; 83039230Sgibbs 831112288Sphk last.snap_time = cur.snap_time; 83283131Sken switch (devstat_getdevs(NULL, &cur)) { 83339230Sgibbs case -1: 83439230Sgibbs errx(1, "%s", devstat_errbuf); 83539230Sgibbs break; 83639230Sgibbs case 1: 83739230Sgibbs num_devices = cur.dinfo->numdevs; 83839230Sgibbs generation = cur.dinfo->generation; 83939230Sgibbs cmdkre("refresh", NULL); 84039230Sgibbs break; 84139230Sgibbs default: 84239230Sgibbs break; 84339230Sgibbs } 8441590Srgrimes} 8451590Srgrimes 8461590Srgrimesstatic void 84787715Smarkmallocinfo(ls) 84887715Smarkm struct Info *ls; 8491590Srgrimes{ 8501590Srgrimes 85187715Smarkm ls->intrcnt = (long *) calloc(nintr, sizeof(long)); 85287715Smarkm if (ls->intrcnt == NULL) 85328149Scharnier errx(2, "out of memory"); 8541590Srgrimes} 8551590Srgrimes 8561590Srgrimesstatic void 8571590Srgrimescopyinfo(from, to) 85887715Smarkm struct Info *from, *to; 8591590Srgrimes{ 8601590Srgrimes long *intrcnt; 8611590Srgrimes 8621590Srgrimes /* 8631590Srgrimes * time, wds, seek, and xfer are malloc'd so we have to 8648874Srgrimes * save the pointers before the structure copy and then 8651590Srgrimes * copy by hand. 8661590Srgrimes */ 86739230Sgibbs intrcnt = to->intrcnt; 8681590Srgrimes *to = *from; 86939230Sgibbs 8701590Srgrimes bcopy(from->intrcnt, to->intrcnt = intrcnt, nintr * sizeof (int)); 8711590Srgrimes} 8721590Srgrimes 8731590Srgrimesstatic void 87487715Smarkmdinfo(dn, lc, now, then) 87587715Smarkm int dn, lc; 87639230Sgibbs struct statinfo *now, *then; 8771590Srgrimes{ 87839230Sgibbs long double transfers_per_second; 87939230Sgibbs long double kb_per_transfer, mb_per_second; 88049245Sdes long double elapsed_time, device_busy; 88139230Sgibbs int di; 8821590Srgrimes 88339230Sgibbs di = dev_select[dn].position; 88439230Sgibbs 885112288Sphk if (then != NULL) { 886112288Sphk /* Calculate relative to previous sample */ 887112288Sphk elapsed_time = now->snap_time - then->snap_time; 888112288Sphk } else { 889112288Sphk /* Calculate relative to device creation */ 890112288Sphk elapsed_time = now->snap_time - devstat_compute_etime( 891112288Sphk &now->dinfo->devices[di].creation_time, NULL); 892112288Sphk } 89339230Sgibbs 89483131Sken if (devstat_compute_statistics(&now->dinfo->devices[di], then ? 89583131Sken &then->dinfo->devices[di] : NULL, elapsed_time, 896113282Sphk DSM_KB_PER_TRANSFER, &kb_per_transfer, 897113282Sphk DSM_TRANSFERS_PER_SECOND, &transfers_per_second, 898113282Sphk DSM_MB_PER_SECOND, &mb_per_second, 899113282Sphk DSM_BUSY_PCT, &device_busy, 90083131Sken DSM_NONE) != 0) 90139230Sgibbs errx(1, "%s", devstat_errbuf); 90239230Sgibbs 90387715Smarkm lc = DISKCOL + lc * 6; 90487715Smarkm putlongdouble(kb_per_transfer, DISKROW + 1, lc, 5, 2, 0); 90587715Smarkm putlongdouble(transfers_per_second, DISKROW + 2, lc, 5, 0, 0); 90687715Smarkm putlongdouble(mb_per_second, DISKROW + 3, lc, 5, 2, 0); 907113282Sphk putlongdouble(device_busy, DISKROW + 4, lc, 5, 0, 0); 9081590Srgrimes} 909