Annotation of src/usr.bin/systat/vmstat.c, Revision 1.89
1.89 ! cheloha 1: /* $OpenBSD: vmstat.c,v 1.88 2018/10/05 18:56:57 cheloha Exp $ */
1.2 deraadt 2: /* $NetBSD: vmstat.c,v 1.5 1996/05/10 23:16:40 thorpej Exp $ */
1.1 deraadt 3:
4: /*-
5: * Copyright (c) 1983, 1989, 1992, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
1.41 millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: */
32:
33: /*
34: * Cursed vmstat -- from Robert Elz.
35: */
36:
1.79 deraadt 37: #include <sys/param.h> /* MAXCOMLEN */
38: #include <sys/types.h>
1.77 miod 39: #include <sys/namei.h>
40: #include <sys/proc.h>
41: #include <sys/sched.h>
1.1 deraadt 42: #include <sys/stat.h>
1.77 miod 43: #include <sys/sysctl.h>
1.1 deraadt 44: #include <sys/time.h>
1.76 mpi 45: #include <sys/vmmeter.h>
1.19 art 46:
1.1 deraadt 47: #include <ctype.h>
1.75 deraadt 48: #include <errno.h>
1.1 deraadt 49: #include <err.h>
50: #include <paths.h>
51: #include <signal.h>
52: #include <stdlib.h>
53: #include <string.h>
54: #include <unistd.h>
55:
56: #include "systat.h"
1.79 deraadt 57: #include "dkstats.h"
58:
59: #define MAXIMUM(a, b) (((a) > (b)) ? (a) : (b))
1.86 krw 60: #define MINIMUM(a, b) (((a) < (b)) ? (a) : (b))
1.1 deraadt 61:
62: static struct Info {
1.89 ! cheloha 63: struct cpustats cpustats;
1.19 art 64: struct uvmexp uvmexp;
1.1 deraadt 65: struct vmtotal Total;
66: struct nchstats nchstats;
67: long nchcount;
1.81 guenther 68: uint64_t *intrcnt;
1.64 canacar 69: } s, s1, s2, s3, z;
1.1 deraadt 70:
1.89 ! cheloha 71: static int ncpu;
! 72:
1.2 deraadt 73: extern struct _disk cur;
74:
1.1 deraadt 75: #define cnt s.Cnt
76: #define oldcnt s1.Cnt
77: #define total s.Total
78: #define nchtotal s.nchstats
79: #define oldnchtotal s1.nchstats
80:
81: static enum state { BOOT, TIME, RUN } state = TIME;
82:
1.33 millert 83: static void allocinfo(struct Info *);
84: static void copyinfo(struct Info *, struct Info *);
85: static float cputime(int);
86: static void dinfo(int, int);
1.57 deraadt 87: static void getinfo(struct Info *);
1.62 deraadt 88: void putint(int, int, int, int);
1.68 deraadt 89: void putintmk(int, int, int, int);
1.62 deraadt 90: void putuint64(u_int64_t, int, int, int);
91: void putfloat(double, int, int, int, int, int);
92: int ucount(void);
1.1 deraadt 93:
1.64 canacar 94: void print_vm(void);
95: int read_vm(void);
96: int select_vm(void);
97: int vm_keyboard_callback(int);
98:
1.1 deraadt 99: static time_t t;
100: static double etime;
101: static float hertz;
102: static int nintr;
103: static long *intrloc;
104: static char **intrname;
1.86 krw 105: static int ipktsrow;
1.1 deraadt 106:
107: WINDOW *
1.35 deraadt 108: openkre(void)
1.1 deraadt 109: {
1.62 deraadt 110: return (subwin(stdscr, LINES-1-1, 0, 1, 0));
1.1 deraadt 111: }
112:
113: void
1.35 deraadt 114: closekre(WINDOW *w)
1.1 deraadt 115: {
116:
117: if (w == NULL)
118: return;
119: wclear(w);
120: wrefresh(w);
1.62 deraadt 121: delwin(w);
1.1 deraadt 122: }
123:
124: /*
125: * These constants define where the major pieces are laid out
126: */
127: #define STATROW 0 /* uses 1 row and 68 cols */
128: #define STATCOL 2
1.56 mickey 129: #define MEMROW 2 /* uses 4 rows and 34 cols */
1.1 deraadt 130: #define MEMCOL 0
131: #define PAGEROW 2 /* uses 4 rows and 26 cols */
1.17 deraadt 132: #define PAGECOL 37
1.1 deraadt 133: #define INTSROW 2 /* uses all rows to bottom and 17 cols */
134: #define INTSCOL 63
135: #define PROCSROW 7 /* uses 2 rows and 20 cols */
136: #define PROCSCOL 0
1.27 deraadt 137: #define GENSTATROW 7 /* uses 2 rows and 35 cols */
138: #define GENSTATCOL 16
1.55 pedro 139: #define VMSTATROW 7 /* uses 18 rows and 12 cols */
1.1 deraadt 140: #define VMSTATCOL 48
141: #define GRAPHROW 10 /* uses 3 rows and 51 cols */
142: #define GRAPHCOL 0
1.25 weingart 143: #define NAMEIROW 14 /* uses 3 rows and 49 cols */
1.1 deraadt 144: #define NAMEICOL 0
145: #define DISKROW 18 /* uses 5 rows and 50 cols (for 9 drives) */
146: #define DISKCOL 0
147:
1.32 tdeval 148: #define DRIVESPACE 45 /* max space for drives */
1.1 deraadt 149:
1.64 canacar 150:
151: field_def *view_vm_0[] = {
152: NULL
153: };
154:
155: /* Define view managers */
156: struct view_manager vmstat_mgr = {
157: "VMstat", select_vm, read_vm, NULL, print_header,
158: print_vm, vm_keyboard_callback, NULL, NULL
159: };
160:
161: field_view views_vm[] = {
162: {view_vm_0, "vmstat", '7', &vmstat_mgr},
163: {NULL, NULL, 0, NULL}
164: };
165:
1.1 deraadt 166: int
1.64 canacar 167: initvmstat(void)
1.1 deraadt 168: {
1.65 deraadt 169: field_view *v;
1.57 deraadt 170: int mib[4], i;
1.51 aaron 171: size_t size;
1.50 deraadt 172:
1.73 mikeb 173: hertz = stathz;
1.31 deraadt 174: if (!dkinit(1))
1.1 deraadt 175: return(0);
1.51 aaron 176:
1.89 ! cheloha 177: mib[0] = CTL_HW;
! 178: mib[1] = HW_NCPU;
! 179: size = sizeof(ncpu);
! 180: if (sysctl(mib, 2, &ncpu, &size, NULL, 0) < 0)
! 181: return (-1);
! 182:
1.51 aaron 183: mib[0] = CTL_KERN;
184: mib[1] = KERN_INTRCNT;
185: mib[2] = KERN_INTRCNT_NUM;
186: size = sizeof(nintr);
187: if (sysctl(mib, 3, &nintr, &size, NULL, 0) < 0)
188: return (-1);
189:
190: intrloc = calloc(nintr, sizeof(long));
191: intrname = calloc(nintr, sizeof(char *));
1.83 otto 192: if (intrloc == NULL || intrname == NULL)
193: err(2, NULL);
1.51 aaron 194:
195: for (i = 0; i < nintr; i++) {
196: char name[128];
1.58 deraadt 197:
1.51 aaron 198: mib[0] = CTL_KERN;
199: mib[1] = KERN_INTRCNT;
200: mib[2] = KERN_INTRCNT_NAME;
201: mib[3] = i;
202: size = sizeof(name);
203: if (sysctl(mib, 4, name, &size, NULL, 0) < 0)
204: return (-1);
205:
206: intrname[i] = strdup(name);
207: if (intrname[i] == NULL)
208: return (-1);
209: }
210:
211: allocinfo(&s);
212: allocinfo(&s1);
213: allocinfo(&s2);
1.64 canacar 214: allocinfo(&s3);
1.51 aaron 215: allocinfo(&z);
216:
1.57 deraadt 217: getinfo(&s2);
1.64 canacar 218: copyinfo(&z, &s1);
219:
220: for (v = views_vm; v->name != NULL; v++)
221: add_view(v);
222:
1.1 deraadt 223: return(1);
224: }
225:
226: void
1.35 deraadt 227: fetchkre(void)
1.1 deraadt 228: {
1.64 canacar 229: getinfo(&s3);
1.1 deraadt 230: }
231:
232: void
1.35 deraadt 233: labelkre(void)
1.1 deraadt 234: {
1.32 tdeval 235: int i, j, l;
1.1 deraadt 236:
1.56 mickey 237: mvprintw(MEMROW, MEMCOL, " memory totals (in KB)");
238: mvprintw(MEMROW + 1, MEMCOL, " real virtual free");
1.19 art 239: mvprintw(MEMROW + 2, MEMCOL, "Active");
240: mvprintw(MEMROW + 3, MEMCOL, "All");
241:
242: mvprintw(PAGEROW, PAGECOL, " PAGING SWAPPING ");
243: mvprintw(PAGEROW + 1, PAGECOL, " in out in out ");
244: mvprintw(PAGEROW + 2, PAGECOL, "ops");
245: mvprintw(PAGEROW + 3, PAGECOL, "pages");
1.1 deraadt 246:
1.20 art 247: mvprintw(INTSROW, INTSCOL + 3, " Interrupts");
248: mvprintw(INTSROW + 1, INTSCOL + 9, "total");
249:
1.86 krw 250: j = INTSROW + 2;
251: for (i = 0; i < nintr; i++) {
252: intrloc[i] = 0;
253: if (s.intrcnt[i] == 0 || ipktsrow == LINES)
254: continue;
255: intrloc[i] = j++;
256: mvprintw(intrloc[i], INTSCOL + 9, "%-8.8s", intrname[i]);
257: }
258: ipktsrow = MAXIMUM(j, MINIMUM(LINES - 3, VMSTATROW + 17));
259: if (LINES - 1 > ipktsrow)
260: mvprintw(ipktsrow, INTSCOL + 9, "IPKTS");
261: if (LINES - 1 > ipktsrow + 1)
262: mvprintw(ipktsrow + 1, INTSCOL + 9, "OPKTS");
1.70 deraadt 263:
1.19 art 264: mvprintw(VMSTATROW + 0, VMSTATCOL + 10, "forks");
265: mvprintw(VMSTATROW + 1, VMSTATCOL + 10, "fkppw");
266: mvprintw(VMSTATROW + 2, VMSTATCOL + 10, "fksvm");
267: mvprintw(VMSTATROW + 3, VMSTATCOL + 10, "pwait");
268: mvprintw(VMSTATROW + 4, VMSTATCOL + 10, "relck");
269: mvprintw(VMSTATROW + 5, VMSTATCOL + 10, "rlkok");
270: mvprintw(VMSTATROW + 6, VMSTATCOL + 10, "noram");
271: mvprintw(VMSTATROW + 7, VMSTATCOL + 10, "ndcpy");
272: mvprintw(VMSTATROW + 8, VMSTATCOL + 10, "fltcp");
273: mvprintw(VMSTATROW + 9, VMSTATCOL + 10, "zfod");
274: mvprintw(VMSTATROW + 10, VMSTATCOL + 10, "cow");
275: mvprintw(VMSTATROW + 11, VMSTATCOL + 10, "fmin");
276: mvprintw(VMSTATROW + 12, VMSTATCOL + 10, "ftarg");
277: mvprintw(VMSTATROW + 13, VMSTATCOL + 10, "itarg");
278: mvprintw(VMSTATROW + 14, VMSTATCOL + 10, "wired");
279: mvprintw(VMSTATROW + 15, VMSTATCOL + 10, "pdfre");
280: if (LINES - 1 > VMSTATROW + 16)
281: mvprintw(VMSTATROW + 16, VMSTATCOL + 10, "pdscn");
1.42 mickey 282: if (LINES - 1 > VMSTATROW + 17)
1.86 krw 283: mvprintw(VMSTATROW + 17, VMSTATCOL + 10, "pzidl");
1.55 pedro 284: if (LINES - 1 > VMSTATROW + 18)
1.86 krw 285: mvprintw(VMSTATROW + 18, VMSTATCOL + 10, "kmape");
1.1 deraadt 286:
1.27 deraadt 287: mvprintw(GENSTATROW, GENSTATCOL, " Csw Trp Sys Int Sof Flt");
1.1 deraadt 288:
289: mvprintw(GRAPHROW, GRAPHCOL,
1.85 bluhm 290: " . %%Int . %%Spn . %%Sys . %%Usr . %%Idle");
1.19 art 291: mvprintw(PROCSROW, PROCSCOL, "Proc:r d s w");
1.1 deraadt 292: mvprintw(GRAPHROW + 1, GRAPHCOL,
1.31 deraadt 293: "| | | | | | | | | | |");
1.1 deraadt 294:
1.25 weingart 295: mvprintw(NAMEIROW, NAMEICOL,
1.31 deraadt 296: "Namei Sys-cache Proc-cache No-cache");
1.1 deraadt 297: mvprintw(NAMEIROW + 1, NAMEICOL,
1.31 deraadt 298: " Calls hits %% hits %% miss %%");
1.45 tedu 299: mvprintw(DISKROW, DISKCOL, "Disks");
1.1 deraadt 300: mvprintw(DISKROW + 1, DISKCOL, "seeks");
301: mvprintw(DISKROW + 2, DISKCOL, "xfers");
1.68 deraadt 302: mvprintw(DISKROW + 3, DISKCOL, "speed");
1.2 deraadt 303: mvprintw(DISKROW + 4, DISKCOL, " sec");
1.37 tdeval 304: for (i = 0, j = 0; i < cur.dk_ndrive && j < DRIVESPACE; i++)
305: if (cur.dk_select[i] && (j + strlen(dr_name[i])) < DRIVESPACE) {
1.79 deraadt 306: l = MAXIMUM(5, strlen(dr_name[i]));
1.32 tdeval 307: mvprintw(DISKROW, DISKCOL + 5 + j,
308: " %*s", l, dr_name[i]);
309: j += 1 + l;
1.1 deraadt 310: }
311: for (i = 0; i < nintr; i++) {
312: if (intrloc[i] == 0)
313: continue;
314: mvprintw(intrloc[i], INTSCOL + 9, "%-8.8s", intrname[i]);
315: }
316: }
317:
1.82 krw 318: #define X(fld) {s.fld[i]-=s1.fld[i];}
319: #define Y(fld) {s.fld -= s1.fld;}
320: #define Z(fld) {s.nchstats.fld -= s1.nchstats.fld;}
1.1 deraadt 321: #define PUTRATE(fld, l, c, w) \
1.61 otto 322: do { \
323: Y(fld); \
324: putint((int)((float)s.fld/etime + 0.5), l, c, w); \
325: } while (0)
1.1 deraadt 326: #define MAXFAIL 5
327:
1.85 bluhm 328: static char cpuchar[] = { '|', '@', '=', '>', ' ' };
329: static char cpuorder[] = { CP_INTR, CP_SPIN, CP_SYS, CP_USER, CP_IDLE };
1.1 deraadt 330:
331: void
1.35 deraadt 332: showkre(void)
1.1 deraadt 333: {
334: float f1, f2;
1.53 deraadt 335: int psiz;
336: u_int64_t inttotal, intcnt;
1.1 deraadt 337: int i, l, c;
1.46 tedu 338: static int failcnt = 0, first_run = 0;
1.1 deraadt 339:
1.46 tedu 340: if (state == TIME) {
341: if (!first_run) {
342: first_run = 1;
343: return;
344: }
345: }
1.1 deraadt 346: etime = 0;
1.35 deraadt 347: for (i = 0; i < CPUSTATES; i++) {
1.89 ! cheloha 348: X(cpustats.cs_time);
! 349: etime += s.cpustats.cs_time[i];
1.1 deraadt 350: }
351: if (etime < 5.0) { /* < 5 ticks - ignore this trash */
352: if (failcnt++ >= MAXFAIL) {
1.64 canacar 353: error("The alternate system clock has died!");
1.1 deraadt 354: failcnt = 0;
355: }
356: return;
357: }
358: failcnt = 0;
359: etime /= hertz;
360: inttotal = 0;
361: for (i = 0; i < nintr; i++) {
1.53 deraadt 362: t = intcnt = s.intrcnt[i];
363: s.intrcnt[i] -= s1.intrcnt[i];
364: intcnt = (u_int64_t)((float)s.intrcnt[i]/etime + 0.5);
365: inttotal += intcnt;
1.86 krw 366: if (intrloc[i] != 0)
367: putuint64(intcnt, intrloc[i], INTSCOL, 8);
1.1 deraadt 368: }
1.53 deraadt 369: putuint64(inttotal, INTSROW + 1, INTSCOL, 8);
1.1 deraadt 370: Z(ncs_goodhits); Z(ncs_badhits); Z(ncs_miss);
371: Z(ncs_long); Z(ncs_pass2); Z(ncs_2passes);
372: s.nchcount = nchtotal.ncs_goodhits + nchtotal.ncs_badhits +
373: nchtotal.ncs_miss + nchtotal.ncs_long;
374:
1.86 krw 375: if (LINES - 1 > ipktsrow)
376: putint(sum.ifc_ip, ipktsrow, INTSCOL, 8);
377: if (LINES - 1 > ipktsrow + 1)
378: putint(sum.ifc_op, ipktsrow + 1, INTSCOL, 8);
1.70 deraadt 379:
1.1 deraadt 380: psiz = 0;
381: f2 = 0.0;
382:
1.84 mpi 383: for (c = 0; c < nitems(cpuorder); c++) {
1.1 deraadt 384: i = cpuorder[c];
385: f1 = cputime(i);
1.85 bluhm 386: if (i == CP_USER)
387: f1 += cputime(CP_NICE);
1.1 deraadt 388: f2 += f1;
389: l = (int) ((f2 + 1.0) / 2.0) - psiz;
1.59 dlg 390: putfloat(f1, GRAPHROW, GRAPHCOL + 1 + (10 * c), 5, 1, 0);
1.1 deraadt 391: move(GRAPHROW + 2, psiz);
392: psiz += l;
393: while (l-- > 0)
394: addch(cpuchar[c]);
395: }
396:
1.34 millert 397: #define pgtokb(pg) ((pg) * (s.uvmexp.pagesize / 1024))
1.19 art 398:
1.56 mickey 399: putint(pgtokb(s.uvmexp.active), MEMROW + 2, MEMCOL + 7, 8);
1.19 art 400: putint(pgtokb(s.uvmexp.active + s.uvmexp.swpginuse), /* XXX */
1.56 mickey 401: MEMROW + 2, MEMCOL + 17, 8);
402: putint(pgtokb(s.uvmexp.npages - s.uvmexp.free), MEMROW + 3, MEMCOL + 7, 8);
1.19 art 403: putint(pgtokb(s.uvmexp.npages - s.uvmexp.free + s.uvmexp.swpginuse),
1.56 mickey 404: MEMROW + 3, MEMCOL + 17, 8);
405: putint(pgtokb(s.uvmexp.free), MEMROW + 2, MEMCOL + 26, 8);
1.19 art 406: putint(pgtokb(s.uvmexp.free + s.uvmexp.swpages - s.uvmexp.swpginuse),
1.56 mickey 407: MEMROW + 3, MEMCOL + 26, 8);
1.1 deraadt 408: putint(total.t_rq - 1, PROCSROW + 1, PROCSCOL + 3, 3);
1.19 art 409:
410: putint(total.t_dw, PROCSROW + 1, PROCSCOL + 6, 3);
411: putint(total.t_sl, PROCSROW + 1, PROCSCOL + 9, 3);
412: putint(total.t_sw, PROCSROW + 1, PROCSCOL + 12, 3);
413: PUTRATE(uvmexp.forks, VMSTATROW + 0, VMSTATCOL + 3, 6);
414: PUTRATE(uvmexp.forks_ppwait, VMSTATROW + 1, VMSTATCOL + 3, 6);
415: PUTRATE(uvmexp.forks_sharevm, VMSTATROW + 2, VMSTATCOL + 3, 6);
416: PUTRATE(uvmexp.fltpgwait, VMSTATROW + 3, VMSTATCOL + 4, 5);
417: PUTRATE(uvmexp.fltrelck, VMSTATROW + 4, VMSTATCOL + 3, 6);
418: PUTRATE(uvmexp.fltrelckok, VMSTATROW + 5, VMSTATCOL + 3, 6);
419: PUTRATE(uvmexp.fltnoram, VMSTATROW + 6, VMSTATCOL + 3, 6);
420: PUTRATE(uvmexp.fltamcopy, VMSTATROW + 7, VMSTATCOL + 3, 6);
421: PUTRATE(uvmexp.flt_prcopy, VMSTATROW + 8, VMSTATCOL + 3, 6);
422: PUTRATE(uvmexp.flt_przero, VMSTATROW + 9, VMSTATCOL + 3, 6);
423: PUTRATE(uvmexp.flt_acow, VMSTATROW + 10, VMSTATCOL, 9);
424: putint(s.uvmexp.freemin, VMSTATROW + 11, VMSTATCOL, 9);
425: putint(s.uvmexp.freetarg, VMSTATROW + 12, VMSTATCOL, 9);
426: putint(s.uvmexp.inactarg, VMSTATROW + 13, VMSTATCOL, 9);
427: putint(s.uvmexp.wired, VMSTATROW + 14, VMSTATCOL, 9);
428: PUTRATE(uvmexp.pdfreed, VMSTATROW + 15, VMSTATCOL, 9);
429: if (LINES - 1 > VMSTATROW + 16)
430: PUTRATE(uvmexp.pdscans, VMSTATROW + 16, VMSTATCOL, 9);
1.42 mickey 431: if (LINES - 1 > VMSTATROW + 17)
1.43 mickey 432: PUTRATE(uvmexp.zeropages, VMSTATROW + 17, VMSTATCOL, 9);
1.55 pedro 433: if (LINES - 1 > VMSTATROW + 18)
434: putint(s.uvmexp.kmapent, VMSTATROW + 18, VMSTATCOL, 9);
1.19 art 435:
436: PUTRATE(uvmexp.pageins, PAGEROW + 2, PAGECOL + 5, 5);
437: PUTRATE(uvmexp.pdpageouts, PAGEROW + 2, PAGECOL + 10, 5);
438: PUTRATE(uvmexp.pgswapin, PAGEROW + 3, PAGECOL + 5, 5);
439: PUTRATE(uvmexp.pgswapout, PAGEROW + 3, PAGECOL + 10, 5);
440:
1.27 deraadt 441: PUTRATE(uvmexp.swtch, GENSTATROW + 1, GENSTATCOL, 6);
442: PUTRATE(uvmexp.traps, GENSTATROW + 1, GENSTATCOL + 6, 6);
443: PUTRATE(uvmexp.syscalls, GENSTATROW + 1, GENSTATCOL + 12, 6);
444: PUTRATE(uvmexp.intrs, GENSTATROW + 1, GENSTATCOL + 18, 6);
445: PUTRATE(uvmexp.softs, GENSTATROW + 1, GENSTATCOL + 24, 6);
446: PUTRATE(uvmexp.faults, GENSTATROW + 1, GENSTATCOL + 30, 5);
1.1 deraadt 447: mvprintw(DISKROW, DISKCOL + 5, " ");
1.37 tdeval 448: for (i = 0, c = 0; i < cur.dk_ndrive && c < DRIVESPACE; i++)
449: if (cur.dk_select[i] && (c + strlen(dr_name[i])) < DRIVESPACE) {
1.79 deraadt 450: l = MAXIMUM(5, strlen(dr_name[i]));
1.32 tdeval 451: mvprintw(DISKROW, DISKCOL + 5 + c,
452: " %*s", l, dr_name[i]);
453: c += 1 + l;
454: dinfo(i, c);
1.1 deraadt 455: }
1.35 deraadt 456: /* and pad the DRIVESPACE */
1.32 tdeval 457: l = DRIVESPACE - c;
458: for (i = 0; i < 5; i++)
459: mvprintw(DISKROW + i, DISKCOL + 5 + c, "%*s", l, "");
460:
1.1 deraadt 461: putint(s.nchcount, NAMEIROW + 2, NAMEICOL, 9);
1.25 weingart 462: putint(nchtotal.ncs_goodhits, NAMEIROW + 2, NAMEICOL + 10, 8);
1.1 deraadt 463: #define nz(x) ((x) ? (x) : 1)
464: putfloat(nchtotal.ncs_goodhits * 100.0 / nz(s.nchcount),
1.31 deraadt 465: NAMEIROW + 2, NAMEICOL + 19, 4, 0, 1);
1.25 weingart 466: putint(nchtotal.ncs_pass2, NAMEIROW + 2, NAMEICOL + 24, 7);
1.1 deraadt 467: putfloat(nchtotal.ncs_pass2 * 100.0 / nz(s.nchcount),
1.31 deraadt 468: NAMEIROW + 2, NAMEICOL + 33, 4, 0, 1);
1.66 canacar 469: putint(nchtotal.ncs_miss + nchtotal.ncs_long - nchtotal.ncs_pass2,
1.25 weingart 470: NAMEIROW + 2, NAMEICOL + 38, 7);
1.66 canacar 471: putfloat((nchtotal.ncs_miss + nchtotal.ncs_long - nchtotal.ncs_pass2) *
1.31 deraadt 472: 100.0 / nz(s.nchcount), NAMEIROW + 2, NAMEICOL + 45, 4, 0, 1);
1.1 deraadt 473: #undef nz
1.70 deraadt 474:
1.1 deraadt 475: }
476:
477: int
1.64 canacar 478: vm_keyboard_callback(int ch)
1.1 deraadt 479: {
1.64 canacar 480: switch(ch) {
481: case 'r':
1.1 deraadt 482: copyinfo(&s2, &s1);
483: state = RUN;
1.64 canacar 484: break;
485: case 'b':
1.1 deraadt 486: state = BOOT;
487: copyinfo(&z, &s1);
1.64 canacar 488: break;
489: case 't':
1.1 deraadt 490: state = TIME;
1.64 canacar 491: break;
492: case 'z':
1.1 deraadt 493: if (state == RUN)
1.57 deraadt 494: getinfo(&s1);
1.64 canacar 495: break;
1.1 deraadt 496: }
1.64 canacar 497: return (keyboard_callback(ch));
1.1 deraadt 498: }
499:
1.64 canacar 500:
1.1 deraadt 501: static float
1.35 deraadt 502: cputime(int indx)
1.1 deraadt 503: {
1.67 canacar 504: double tm;
1.28 mpech 505: int i;
1.1 deraadt 506:
1.67 canacar 507: tm = 0;
1.89 ! cheloha 508: for (i = 0; i < nitems(s.cpustats.cs_time); i++)
! 509: tm += s.cpustats.cs_time[i];
1.67 canacar 510: if (tm == 0.0)
511: tm = 1.0;
1.89 ! cheloha 512: return (s.cpustats.cs_time[indx] * 100.0 / tm);
1.1 deraadt 513: }
514:
1.62 deraadt 515: void
1.35 deraadt 516: putint(int n, int l, int c, int w)
1.1 deraadt 517: {
518: char b[128];
519:
520: move(l, c);
521: if (n == 0) {
522: while (w-- > 0)
523: addch(' ');
524: return;
525: }
1.12 deraadt 526: snprintf(b, sizeof b, "%*d", w, n);
1.1 deraadt 527: if (strlen(b) > w) {
528: while (w-- > 0)
529: addch('*');
530: return;
531: }
532: addstr(b);
533: }
534:
1.62 deraadt 535: void
1.68 deraadt 536: putintmk(int n, int l, int c, int w)
537: {
538: char b[128];
539:
540: move(l, c);
541: if (n == 0) {
542: while (w-- > 0)
543: addch(' ');
544: return;
545: }
1.69 drahn 546: if (n > 9999 * 1024)
1.68 deraadt 547: snprintf(b, sizeof b, "%*dG", w - 1, n / 1024 / 1024);
1.69 drahn 548: else if (n > 9999)
1.68 deraadt 549: snprintf(b, sizeof b, "%*dM", w - 1, n / 1024);
550: else
551: snprintf(b, sizeof b, "%*dK", w - 1, n);
552: if (strlen(b) > w) {
553: while (w-- > 0)
554: addch('*');
555: return;
556: }
557: addstr(b);
558: }
559:
560: void
1.53 deraadt 561: putuint64(u_int64_t n, int l, int c, int w)
562: {
563: char b[128];
564:
565: move(l, c);
566: if (n == 0) {
567: while (w-- > 0)
568: addch(' ');
569: return;
570: }
571: snprintf(b, sizeof b, "%*llu", w, n);
572: if (strlen(b) > w) {
573: while (w-- > 0)
574: addch('*');
575: return;
576: }
577: addstr(b);
578: }
579:
1.62 deraadt 580: void
1.35 deraadt 581: putfloat(double f, int l, int c, int w, int d, int nz)
1.1 deraadt 582: {
583: char b[128];
584:
585: move(l, c);
586: if (nz && f == 0.0) {
587: while (--w >= 0)
588: addch(' ');
589: return;
590: }
1.12 deraadt 591: snprintf(b, sizeof b, "%*.*f", w, d, f);
1.1 deraadt 592: if (strlen(b) > w) {
593: while (--w >= 0)
594: addch('*');
595: return;
596: }
597: addstr(b);
598: }
599:
600: static void
1.67 canacar 601: getinfo(struct Info *si)
1.1 deraadt 602: {
1.89 ! cheloha 603: static int cpustats_mib[3] = { CTL_KERN, KERN_CPUSTATS, 0 };
1.31 deraadt 604: static int nchstats_mib[2] = { CTL_KERN, KERN_NCHSTATS };
605: static int uvmexp_mib[2] = { CTL_VM, VM_UVMEXP };
606: static int vmtotal_mib[2] = { CTL_VM, VM_METER };
1.89 ! cheloha 607: struct cpustats cs;
! 608: int mib[4], i, j;
1.1 deraadt 609: size_t size;
610:
1.2 deraadt 611: dkreadstats();
1.51 aaron 612:
613: for (i = 0; i < nintr; i++) {
614: mib[0] = CTL_KERN;
615: mib[1] = KERN_INTRCNT;
616: mib[2] = KERN_INTRCNT_CNT;
617: mib[3] = i;
1.67 canacar 618: size = sizeof(si->intrcnt[i]);
619: if (sysctl(mib, 4, &si->intrcnt[i], &size, NULL, 0) < 0) {
620: si->intrcnt[i] = 0;
1.53 deraadt 621: }
1.48 deraadt 622: }
1.51 aaron 623:
1.89 ! cheloha 624: memset(&si->cpustats.cs_time, 0, sizeof(si->cpustats.cs_time));
! 625: for (i = 0; i < ncpu; i++) {
! 626: cpustats_mib[2] = i;
! 627: size = sizeof(cs);
! 628: if (sysctl(cpustats_mib, 3, &cs, &size, NULL, 0) < 0) {
! 629: error("Can't get KERN_CPUSTATS: %s\n", strerror(errno));
! 630: memset(&si->cpustats, 0, sizeof(si->cpustats));
! 631: }
! 632: if ((cs.cs_flags & CPUSTATS_ONLINE) == 0)
! 633: continue; /* omit totals for offline CPUs */
! 634: for (j = 0; j < nitems(cs.cs_time); j++)
! 635: si->cpustats.cs_time[j] += cs.cs_time[j];
1.31 deraadt 636: }
637:
1.67 canacar 638: size = sizeof(si->nchstats);
639: if (sysctl(nchstats_mib, 2, &si->nchstats, &size, NULL, 0) < 0) {
1.31 deraadt 640: error("Can't get KERN_NCHSTATS: %s\n", strerror(errno));
1.81 guenther 641: memset(&si->nchstats, 0, sizeof(si->nchstats));
1.31 deraadt 642: }
643:
1.67 canacar 644: size = sizeof(si->uvmexp);
645: if (sysctl(uvmexp_mib, 2, &si->uvmexp, &size, NULL, 0) < 0) {
1.31 deraadt 646: error("Can't get VM_UVMEXP: %s\n", strerror(errno));
1.81 guenther 647: memset(&si->uvmexp, 0, sizeof(si->uvmexp));
1.31 deraadt 648: }
649:
1.67 canacar 650: size = sizeof(si->Total);
651: if (sysctl(vmtotal_mib, 2, &si->Total, &size, NULL, 0) < 0) {
1.31 deraadt 652: error("Can't get VM_METER: %s\n", strerror(errno));
1.81 guenther 653: memset(&si->Total, 0, sizeof(si->Total));
1.1 deraadt 654: }
655: }
656:
657: static void
1.67 canacar 658: allocinfo(struct Info *si)
1.1 deraadt 659: {
1.67 canacar 660: memset(si, 0, sizeof(*si));
1.81 guenther 661: si->intrcnt = calloc(nintr, sizeof(*si->intrcnt));
1.67 canacar 662: if (si->intrcnt == NULL)
1.83 otto 663: err(2, NULL);
1.1 deraadt 664: }
665:
666: static void
1.35 deraadt 667: copyinfo(struct Info *from, struct Info *to)
1.1 deraadt 668: {
1.81 guenther 669: uint64_t *intrcnt;
1.1 deraadt 670:
1.2 deraadt 671: intrcnt = to->intrcnt;
1.1 deraadt 672: *to = *from;
1.81 guenther 673: memcpy(to->intrcnt = intrcnt, from->intrcnt, nintr * sizeof(*intrcnt));
1.1 deraadt 674: }
675:
676: static void
1.35 deraadt 677: dinfo(int dn, int c)
1.1 deraadt 678: {
1.2 deraadt 679: double words, atime;
1.1 deraadt 680:
1.32 tdeval 681: c += DISKCOL;
1.2 deraadt 682:
683: /* time busy in disk activity */
684: atime = (double)cur.dk_time[dn].tv_sec +
1.31 deraadt 685: ((double)cur.dk_time[dn].tv_usec / (double)1000000);
1.2 deraadt 686:
1.44 tedu 687: /* # of K transferred */
688: words = (cur.dk_rbytes[dn] + cur.dk_wbytes[dn]) / 1024.0;
1.2 deraadt 689:
690: putint((int)((float)cur.dk_seek[dn]/etime+0.5), DISKROW + 1, c, 5);
1.44 tedu 691: putint((int)((float)(cur.dk_rxfer[dn] + cur.dk_wxfer[dn])/etime+0.5),
692: DISKROW + 2, c, 5);
1.68 deraadt 693: putintmk((int)(words/etime + 0.5), DISKROW + 3, c, 5);
1.2 deraadt 694: putfloat(atime/etime, DISKROW + 4, c, 5, 1, 1);
1.64 canacar 695: }
696:
697:
698:
699: int
700: select_vm(void)
701: {
702: num_disp = 0;
703: return (0);
704: }
705:
706: int
707: read_vm(void)
708: {
709: if (state == TIME)
710: copyinfo(&s3, &s1);
711: fetchkre();
1.70 deraadt 712: fetchifstat();
1.64 canacar 713: if (state == TIME)
714: dkswap();
715: num_disp = 0;
716: return 0;
717: }
718:
719:
720: void
721: print_vm(void)
722: {
723: copyinfo(&s3, &s);
724: labelkre();
725: showkre();
1.1 deraadt 726: }
![[BACK]](/icons/back.gif){kind=icon}
Return to vmstat.c CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / src / usr.bin / systat