Annotation of src/usr.bin/systat/vmstat.c, Revision 1.65
1.65 ! deraadt 1: /* $OpenBSD: vmstat.c,v 1.64 2008/06/12 22:26:01 canacar 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: #ifndef lint
34: #if 0
35: static char sccsid[] = "@(#)vmstat.c 8.2 (Berkeley) 1/12/94";
36: #endif
1.65 ! deraadt 37: static char rcsid[] = "$OpenBSD: vmstat.c,v 1.64 2008/06/12 22:26:01 canacar Exp $";
1.1 deraadt 38: #endif /* not lint */
39:
40: /*
41: * Cursed vmstat -- from Robert Elz.
42: */
43:
44: #include <sys/param.h>
45: #include <sys/dkstat.h>
46: #include <sys/buf.h>
47: #include <sys/stat.h>
48: #include <sys/time.h>
49: #include <sys/user.h>
50: #include <sys/proc.h>
51: #include <sys/namei.h>
52: #include <sys/sysctl.h>
53:
1.19 art 54: #include <uvm/uvm_extern.h>
55:
1.1 deraadt 56: #include <ctype.h>
57: #include <err.h>
58: #include <paths.h>
59: #include <signal.h>
60: #include <stdlib.h>
61: #include <string.h>
62: #include <unistd.h>
63:
64: #include "systat.h"
65:
66: static struct Info {
67: long time[CPUSTATES];
1.19 art 68: struct uvmexp uvmexp;
1.1 deraadt 69: struct vmtotal Total;
70: struct nchstats nchstats;
71: long nchcount;
1.53 deraadt 72: u_quad_t *intrcnt;
1.64 canacar 73: } s, s1, s2, s3, z;
1.1 deraadt 74:
1.2 deraadt 75: #include "dkstats.h"
76: extern struct _disk cur;
77:
1.1 deraadt 78: #define cnt s.Cnt
79: #define oldcnt s1.Cnt
80: #define total s.Total
81: #define nchtotal s.nchstats
82: #define oldnchtotal s1.nchstats
83:
84: static enum state { BOOT, TIME, RUN } state = TIME;
85:
1.33 millert 86: static void allocinfo(struct Info *);
87: static void copyinfo(struct Info *, struct Info *);
88: static float cputime(int);
89: static void dinfo(int, int);
1.57 deraadt 90: static void getinfo(struct Info *);
1.62 deraadt 91: void putint(int, int, int, int);
92: void putuint64(u_int64_t, int, int, int);
93: void putfloat(double, int, int, int, int, int);
94: int ucount(void);
1.1 deraadt 95:
1.64 canacar 96: void print_vm(void);
97: int read_vm(void);
98: int select_vm(void);
99: int vm_keyboard_callback(int);
100:
1.1 deraadt 101: static time_t t;
102: static double etime;
103: static float hertz;
104: static int nintr;
105: static long *intrloc;
106: static char **intrname;
107: static int nextintsrow;
108:
109: WINDOW *
1.35 deraadt 110: openkre(void)
1.1 deraadt 111: {
1.62 deraadt 112: return (subwin(stdscr, LINES-1-1, 0, 1, 0));
1.1 deraadt 113: }
114:
115: void
1.35 deraadt 116: closekre(WINDOW *w)
1.1 deraadt 117: {
118:
119: if (w == NULL)
120: return;
121: wclear(w);
122: wrefresh(w);
1.62 deraadt 123: delwin(w);
1.1 deraadt 124: }
125:
126: /*
127: * These constants define where the major pieces are laid out
128: */
129: #define STATROW 0 /* uses 1 row and 68 cols */
130: #define STATCOL 2
1.56 mickey 131: #define MEMROW 2 /* uses 4 rows and 34 cols */
1.1 deraadt 132: #define MEMCOL 0
133: #define PAGEROW 2 /* uses 4 rows and 26 cols */
1.17 deraadt 134: #define PAGECOL 37
1.1 deraadt 135: #define INTSROW 2 /* uses all rows to bottom and 17 cols */
136: #define INTSCOL 63
137: #define PROCSROW 7 /* uses 2 rows and 20 cols */
138: #define PROCSCOL 0
1.27 deraadt 139: #define GENSTATROW 7 /* uses 2 rows and 35 cols */
140: #define GENSTATCOL 16
1.55 pedro 141: #define VMSTATROW 7 /* uses 18 rows and 12 cols */
1.1 deraadt 142: #define VMSTATCOL 48
143: #define GRAPHROW 10 /* uses 3 rows and 51 cols */
144: #define GRAPHCOL 0
1.25 weingart 145: #define NAMEIROW 14 /* uses 3 rows and 49 cols */
1.1 deraadt 146: #define NAMEICOL 0
147: #define DISKROW 18 /* uses 5 rows and 50 cols (for 9 drives) */
148: #define DISKCOL 0
149:
1.32 tdeval 150: #define DRIVESPACE 45 /* max space for drives */
1.1 deraadt 151:
1.64 canacar 152:
153: field_def *view_vm_0[] = {
154: NULL
155: };
156:
157: /* Define view managers */
158: struct view_manager vmstat_mgr = {
159: "VMstat", select_vm, read_vm, NULL, print_header,
160: print_vm, vm_keyboard_callback, NULL, NULL
161: };
162:
163: field_view views_vm[] = {
164: {view_vm_0, "vmstat", '7', &vmstat_mgr},
165: {NULL, NULL, 0, NULL}
166: };
167:
1.50 deraadt 168: int ncpu = 1;
169:
1.1 deraadt 170: int
1.64 canacar 171: initvmstat(void)
1.1 deraadt 172: {
1.65 ! deraadt 173: field_view *v;
1.57 deraadt 174: int mib[4], i;
1.51 aaron 175: size_t size;
1.50 deraadt 176:
177: mib[0] = CTL_HW;
178: mib[1] = HW_NCPU;
1.51 aaron 179: size = sizeof(ncpu);
180: if (sysctl(mib, 2, &ncpu, &size, NULL, 0) < 0)
181: return (-1);
1.50 deraadt 182:
1.1 deraadt 183: hertz = stathz ? stathz : hz;
1.31 deraadt 184: if (!dkinit(1))
1.1 deraadt 185: return(0);
1.51 aaron 186:
187: mib[0] = CTL_KERN;
188: mib[1] = KERN_INTRCNT;
189: mib[2] = KERN_INTRCNT_NUM;
190: size = sizeof(nintr);
191: if (sysctl(mib, 3, &nintr, &size, NULL, 0) < 0)
192: return (-1);
193:
194: intrloc = calloc(nintr, sizeof(long));
195: intrname = calloc(nintr, sizeof(char *));
196:
197: for (i = 0; i < nintr; i++) {
198: char name[128];
1.58 deraadt 199:
1.51 aaron 200: mib[0] = CTL_KERN;
201: mib[1] = KERN_INTRCNT;
202: mib[2] = KERN_INTRCNT_NAME;
203: mib[3] = i;
204: size = sizeof(name);
205: if (sysctl(mib, 4, name, &size, NULL, 0) < 0)
206: return (-1);
207:
208: intrname[i] = strdup(name);
209: if (intrname[i] == NULL)
210: return (-1);
211: }
212:
213: nextintsrow = INTSROW + 2;
214: allocinfo(&s);
215: allocinfo(&s1);
216: allocinfo(&s2);
1.64 canacar 217: allocinfo(&s3);
1.51 aaron 218: allocinfo(&z);
219:
1.57 deraadt 220: getinfo(&s2);
1.64 canacar 221: copyinfo(&z, &s1);
222:
223: for (v = views_vm; v->name != NULL; v++)
224: add_view(v);
225:
1.1 deraadt 226: return(1);
227: }
228:
229: void
1.35 deraadt 230: fetchkre(void)
1.1 deraadt 231: {
1.64 canacar 232: getinfo(&s3);
1.1 deraadt 233: }
234:
235: void
1.35 deraadt 236: labelkre(void)
1.1 deraadt 237: {
1.32 tdeval 238: int i, j, l;
1.1 deraadt 239:
1.56 mickey 240: mvprintw(MEMROW, MEMCOL, " memory totals (in KB)");
241: mvprintw(MEMROW + 1, MEMCOL, " real virtual free");
1.19 art 242: mvprintw(MEMROW + 2, MEMCOL, "Active");
243: mvprintw(MEMROW + 3, MEMCOL, "All");
244:
245: mvprintw(PAGEROW, PAGECOL, " PAGING SWAPPING ");
246: mvprintw(PAGEROW + 1, PAGECOL, " in out in out ");
247: mvprintw(PAGEROW + 2, PAGECOL, "ops");
248: mvprintw(PAGEROW + 3, PAGECOL, "pages");
1.1 deraadt 249:
1.20 art 250: mvprintw(INTSROW, INTSCOL + 3, " Interrupts");
251: mvprintw(INTSROW + 1, INTSCOL + 9, "total");
252:
1.19 art 253: mvprintw(VMSTATROW + 0, VMSTATCOL + 10, "forks");
254: mvprintw(VMSTATROW + 1, VMSTATCOL + 10, "fkppw");
255: mvprintw(VMSTATROW + 2, VMSTATCOL + 10, "fksvm");
256: mvprintw(VMSTATROW + 3, VMSTATCOL + 10, "pwait");
257: mvprintw(VMSTATROW + 4, VMSTATCOL + 10, "relck");
258: mvprintw(VMSTATROW + 5, VMSTATCOL + 10, "rlkok");
259: mvprintw(VMSTATROW + 6, VMSTATCOL + 10, "noram");
260: mvprintw(VMSTATROW + 7, VMSTATCOL + 10, "ndcpy");
261: mvprintw(VMSTATROW + 8, VMSTATCOL + 10, "fltcp");
262: mvprintw(VMSTATROW + 9, VMSTATCOL + 10, "zfod");
263: mvprintw(VMSTATROW + 10, VMSTATCOL + 10, "cow");
264: mvprintw(VMSTATROW + 11, VMSTATCOL + 10, "fmin");
265: mvprintw(VMSTATROW + 12, VMSTATCOL + 10, "ftarg");
266: mvprintw(VMSTATROW + 13, VMSTATCOL + 10, "itarg");
267: mvprintw(VMSTATROW + 14, VMSTATCOL + 10, "wired");
268: mvprintw(VMSTATROW + 15, VMSTATCOL + 10, "pdfre");
269: if (LINES - 1 > VMSTATROW + 16)
270: mvprintw(VMSTATROW + 16, VMSTATCOL + 10, "pdscn");
1.42 mickey 271: if (LINES - 1 > VMSTATROW + 17)
272: mvprintw(VMSTATROW + 17, VMSTATCOL + 10, "pzidle");
1.55 pedro 273: if (LINES - 1 > VMSTATROW + 18)
274: mvprintw(VMSTATROW + 18, VMSTATCOL + 10, "kmapent");
1.1 deraadt 275:
1.27 deraadt 276: mvprintw(GENSTATROW, GENSTATCOL, " Csw Trp Sys Int Sof Flt");
1.1 deraadt 277:
278: mvprintw(GRAPHROW, GRAPHCOL,
1.59 dlg 279: " . %%Int . %%Sys . %%Usr . %%Nic . %%Idle");
1.19 art 280: mvprintw(PROCSROW, PROCSCOL, "Proc:r d s w");
1.1 deraadt 281: mvprintw(GRAPHROW + 1, GRAPHCOL,
1.31 deraadt 282: "| | | | | | | | | | |");
1.1 deraadt 283:
1.25 weingart 284: mvprintw(NAMEIROW, NAMEICOL,
1.31 deraadt 285: "Namei Sys-cache Proc-cache No-cache");
1.1 deraadt 286: mvprintw(NAMEIROW + 1, NAMEICOL,
1.31 deraadt 287: " Calls hits %% hits %% miss %%");
1.45 tedu 288: mvprintw(DISKROW, DISKCOL, "Disks");
1.1 deraadt 289: mvprintw(DISKROW + 1, DISKCOL, "seeks");
290: mvprintw(DISKROW + 2, DISKCOL, "xfers");
1.2 deraadt 291: mvprintw(DISKROW + 3, DISKCOL, "Kbyte");
292: mvprintw(DISKROW + 4, DISKCOL, " sec");
1.37 tdeval 293: for (i = 0, j = 0; i < cur.dk_ndrive && j < DRIVESPACE; i++)
294: if (cur.dk_select[i] && (j + strlen(dr_name[i])) < DRIVESPACE) {
1.47 henning 295: l = MAX(5, strlen(dr_name[i]));
1.32 tdeval 296: mvprintw(DISKROW, DISKCOL + 5 + j,
297: " %*s", l, dr_name[i]);
298: j += 1 + l;
1.1 deraadt 299: }
300: for (i = 0; i < nintr; i++) {
301: if (intrloc[i] == 0)
302: continue;
303: mvprintw(intrloc[i], INTSCOL + 9, "%-8.8s", intrname[i]);
304: }
305: }
306:
1.64 canacar 307: #define X(fld) {s.fld[i]; s.fld[i]-=s1.fld[i];}
308: #define Y(fld) {s.fld; s.fld -= s1.fld;}
309: #define Z(fld) {s.nchstats.fld; s.nchstats.fld -= s1.nchstats.fld;}
1.1 deraadt 310: #define PUTRATE(fld, l, c, w) \
1.61 otto 311: do { \
312: Y(fld); \
313: putint((int)((float)s.fld/etime + 0.5), l, c, w); \
314: } while (0)
1.1 deraadt 315: #define MAXFAIL 5
316:
1.59 dlg 317: static char cpuchar[CPUSTATES] = { '|', '=', '>', '-', ' ' };
318: static char cpuorder[CPUSTATES] = { CP_INTR, CP_SYS, CP_USER, CP_NICE, CP_IDLE };
1.1 deraadt 319:
320: void
1.35 deraadt 321: showkre(void)
1.1 deraadt 322: {
323: float f1, f2;
1.53 deraadt 324: int psiz;
325: u_int64_t inttotal, intcnt;
1.1 deraadt 326: int i, l, c;
1.46 tedu 327: static int failcnt = 0, first_run = 0;
1.1 deraadt 328:
1.46 tedu 329: if (state == TIME) {
330: if (!first_run) {
331: first_run = 1;
332: return;
333: }
334: }
1.1 deraadt 335: etime = 0;
1.35 deraadt 336: for (i = 0; i < CPUSTATES; i++) {
1.1 deraadt 337: X(time);
338: etime += s.time[i];
339: }
340: if (etime < 5.0) { /* < 5 ticks - ignore this trash */
341: if (failcnt++ >= MAXFAIL) {
1.64 canacar 342: error("The alternate system clock has died!");
1.1 deraadt 343: failcnt = 0;
344: }
345: return;
346: }
347: failcnt = 0;
348: etime /= hertz;
1.50 deraadt 349: etime /= ncpu;
1.1 deraadt 350: inttotal = 0;
351: for (i = 0; i < nintr; i++) {
352: if (s.intrcnt[i] == 0)
353: continue;
354: if (intrloc[i] == 0) {
355: if (nextintsrow == LINES)
356: continue;
357: intrloc[i] = nextintsrow++;
358: mvprintw(intrloc[i], INTSCOL + 9, "%-8.8s",
1.31 deraadt 359: intrname[i]);
1.1 deraadt 360: }
1.53 deraadt 361: t = intcnt = s.intrcnt[i];
362: s.intrcnt[i] -= s1.intrcnt[i];
363: intcnt = (u_int64_t)((float)s.intrcnt[i]/etime + 0.5);
364: inttotal += intcnt;
365: putuint64(intcnt, intrloc[i], INTSCOL, 8);
1.1 deraadt 366: }
1.53 deraadt 367: putuint64(inttotal, INTSROW + 1, INTSCOL, 8);
1.1 deraadt 368: Z(ncs_goodhits); Z(ncs_badhits); Z(ncs_miss);
369: Z(ncs_long); Z(ncs_pass2); Z(ncs_2passes);
370: s.nchcount = nchtotal.ncs_goodhits + nchtotal.ncs_badhits +
371: nchtotal.ncs_miss + nchtotal.ncs_long;
372:
373: psiz = 0;
374: f2 = 0.0;
375:
1.59 dlg 376: for (c = 0; c < CPUSTATES; c++) {
1.1 deraadt 377: i = cpuorder[c];
378: f1 = cputime(i);
379: f2 += f1;
380: l = (int) ((f2 + 1.0) / 2.0) - psiz;
1.59 dlg 381: putfloat(f1, GRAPHROW, GRAPHCOL + 1 + (10 * c), 5, 1, 0);
1.1 deraadt 382: move(GRAPHROW + 2, psiz);
383: psiz += l;
384: while (l-- > 0)
385: addch(cpuchar[c]);
386: }
387:
1.34 millert 388: #define pgtokb(pg) ((pg) * (s.uvmexp.pagesize / 1024))
1.19 art 389:
1.56 mickey 390: putint(pgtokb(s.uvmexp.active), MEMROW + 2, MEMCOL + 7, 8);
1.19 art 391: putint(pgtokb(s.uvmexp.active + s.uvmexp.swpginuse), /* XXX */
1.56 mickey 392: MEMROW + 2, MEMCOL + 17, 8);
393: putint(pgtokb(s.uvmexp.npages - s.uvmexp.free), MEMROW + 3, MEMCOL + 7, 8);
1.19 art 394: putint(pgtokb(s.uvmexp.npages - s.uvmexp.free + s.uvmexp.swpginuse),
1.56 mickey 395: MEMROW + 3, MEMCOL + 17, 8);
396: putint(pgtokb(s.uvmexp.free), MEMROW + 2, MEMCOL + 26, 8);
1.19 art 397: putint(pgtokb(s.uvmexp.free + s.uvmexp.swpages - s.uvmexp.swpginuse),
1.56 mickey 398: MEMROW + 3, MEMCOL + 26, 8);
1.1 deraadt 399: putint(total.t_rq - 1, PROCSROW + 1, PROCSCOL + 3, 3);
1.19 art 400:
401: putint(total.t_dw, PROCSROW + 1, PROCSCOL + 6, 3);
402: putint(total.t_sl, PROCSROW + 1, PROCSCOL + 9, 3);
403: putint(total.t_sw, PROCSROW + 1, PROCSCOL + 12, 3);
404: PUTRATE(uvmexp.forks, VMSTATROW + 0, VMSTATCOL + 3, 6);
405: PUTRATE(uvmexp.forks_ppwait, VMSTATROW + 1, VMSTATCOL + 3, 6);
406: PUTRATE(uvmexp.forks_sharevm, VMSTATROW + 2, VMSTATCOL + 3, 6);
407: PUTRATE(uvmexp.fltpgwait, VMSTATROW + 3, VMSTATCOL + 4, 5);
408: PUTRATE(uvmexp.fltrelck, VMSTATROW + 4, VMSTATCOL + 3, 6);
409: PUTRATE(uvmexp.fltrelckok, VMSTATROW + 5, VMSTATCOL + 3, 6);
410: PUTRATE(uvmexp.fltnoram, VMSTATROW + 6, VMSTATCOL + 3, 6);
411: PUTRATE(uvmexp.fltamcopy, VMSTATROW + 7, VMSTATCOL + 3, 6);
412: PUTRATE(uvmexp.flt_prcopy, VMSTATROW + 8, VMSTATCOL + 3, 6);
413: PUTRATE(uvmexp.flt_przero, VMSTATROW + 9, VMSTATCOL + 3, 6);
414: PUTRATE(uvmexp.flt_acow, VMSTATROW + 10, VMSTATCOL, 9);
415: putint(s.uvmexp.freemin, VMSTATROW + 11, VMSTATCOL, 9);
416: putint(s.uvmexp.freetarg, VMSTATROW + 12, VMSTATCOL, 9);
417: putint(s.uvmexp.inactarg, VMSTATROW + 13, VMSTATCOL, 9);
418: putint(s.uvmexp.wired, VMSTATROW + 14, VMSTATCOL, 9);
419: PUTRATE(uvmexp.pdfreed, VMSTATROW + 15, VMSTATCOL, 9);
420: if (LINES - 1 > VMSTATROW + 16)
421: PUTRATE(uvmexp.pdscans, VMSTATROW + 16, VMSTATCOL, 9);
1.42 mickey 422: if (LINES - 1 > VMSTATROW + 17)
1.43 mickey 423: PUTRATE(uvmexp.zeropages, VMSTATROW + 17, VMSTATCOL, 9);
1.55 pedro 424: if (LINES - 1 > VMSTATROW + 18)
425: putint(s.uvmexp.kmapent, VMSTATROW + 18, VMSTATCOL, 9);
1.19 art 426:
427: PUTRATE(uvmexp.pageins, PAGEROW + 2, PAGECOL + 5, 5);
428: PUTRATE(uvmexp.pdpageouts, PAGEROW + 2, PAGECOL + 10, 5);
429: PUTRATE(uvmexp.swapins, PAGEROW + 2, PAGECOL + 15, 5);
430: PUTRATE(uvmexp.swapouts, PAGEROW + 2, PAGECOL + 20, 5);
431: PUTRATE(uvmexp.pgswapin, PAGEROW + 3, PAGECOL + 5, 5);
432: PUTRATE(uvmexp.pgswapout, PAGEROW + 3, PAGECOL + 10, 5);
433:
1.27 deraadt 434: PUTRATE(uvmexp.swtch, GENSTATROW + 1, GENSTATCOL, 6);
435: PUTRATE(uvmexp.traps, GENSTATROW + 1, GENSTATCOL + 6, 6);
436: PUTRATE(uvmexp.syscalls, GENSTATROW + 1, GENSTATCOL + 12, 6);
437: PUTRATE(uvmexp.intrs, GENSTATROW + 1, GENSTATCOL + 18, 6);
438: PUTRATE(uvmexp.softs, GENSTATROW + 1, GENSTATCOL + 24, 6);
439: PUTRATE(uvmexp.faults, GENSTATROW + 1, GENSTATCOL + 30, 5);
1.1 deraadt 440: mvprintw(DISKROW, DISKCOL + 5, " ");
1.37 tdeval 441: for (i = 0, c = 0; i < cur.dk_ndrive && c < DRIVESPACE; i++)
442: if (cur.dk_select[i] && (c + strlen(dr_name[i])) < DRIVESPACE) {
1.47 henning 443: l = MAX(5, strlen(dr_name[i]));
1.32 tdeval 444: mvprintw(DISKROW, DISKCOL + 5 + c,
445: " %*s", l, dr_name[i]);
446: c += 1 + l;
447: dinfo(i, c);
1.1 deraadt 448: }
1.35 deraadt 449: /* and pad the DRIVESPACE */
1.32 tdeval 450: l = DRIVESPACE - c;
451: for (i = 0; i < 5; i++)
452: mvprintw(DISKROW + i, DISKCOL + 5 + c, "%*s", l, "");
453:
1.1 deraadt 454: putint(s.nchcount, NAMEIROW + 2, NAMEICOL, 9);
1.25 weingart 455: putint(nchtotal.ncs_goodhits, NAMEIROW + 2, NAMEICOL + 10, 8);
1.1 deraadt 456: #define nz(x) ((x) ? (x) : 1)
457: putfloat(nchtotal.ncs_goodhits * 100.0 / nz(s.nchcount),
1.31 deraadt 458: NAMEIROW + 2, NAMEICOL + 19, 4, 0, 1);
1.25 weingart 459: putint(nchtotal.ncs_pass2, NAMEIROW + 2, NAMEICOL + 24, 7);
1.1 deraadt 460: putfloat(nchtotal.ncs_pass2 * 100.0 / nz(s.nchcount),
1.31 deraadt 461: NAMEIROW + 2, NAMEICOL + 33, 4, 0, 1);
1.25 weingart 462: putint(nchtotal.ncs_miss - nchtotal.ncs_pass2,
463: NAMEIROW + 2, NAMEICOL + 38, 7);
464: putfloat((nchtotal.ncs_miss - nchtotal.ncs_pass2) *
1.31 deraadt 465: 100.0 / nz(s.nchcount), NAMEIROW + 2, NAMEICOL + 45, 4, 0, 1);
1.1 deraadt 466: #undef nz
467: }
468:
469: int
1.64 canacar 470: vm_keyboard_callback(int ch)
1.1 deraadt 471: {
1.64 canacar 472: switch(ch) {
473: case 'r':
1.1 deraadt 474: copyinfo(&s2, &s1);
475: state = RUN;
1.64 canacar 476: break;
477: case 'b':
1.1 deraadt 478: state = BOOT;
479: copyinfo(&z, &s1);
1.64 canacar 480: break;
481: case 't':
1.1 deraadt 482: state = TIME;
1.64 canacar 483: break;
484: case 'z':
1.1 deraadt 485: if (state == RUN)
1.57 deraadt 486: getinfo(&s1);
1.64 canacar 487: break;
1.1 deraadt 488: }
1.64 canacar 489: return (keyboard_callback(ch));
1.1 deraadt 490: }
491:
1.64 canacar 492:
1.1 deraadt 493: static float
1.35 deraadt 494: cputime(int indx)
1.1 deraadt 495: {
496: double t;
1.28 mpech 497: int i;
1.1 deraadt 498:
499: t = 0;
500: for (i = 0; i < CPUSTATES; i++)
501: t += s.time[i];
502: if (t == 0.0)
503: t = 1.0;
504: return (s.time[indx] * 100.0 / t);
505: }
506:
1.62 deraadt 507: void
1.35 deraadt 508: putint(int n, int l, int c, int w)
1.1 deraadt 509: {
510: char b[128];
511:
512: move(l, c);
513: if (n == 0) {
514: while (w-- > 0)
515: addch(' ');
516: return;
517: }
1.12 deraadt 518: snprintf(b, sizeof b, "%*d", w, n);
1.1 deraadt 519: if (strlen(b) > w) {
520: while (w-- > 0)
521: addch('*');
522: return;
523: }
524: addstr(b);
525: }
526:
1.62 deraadt 527: void
1.53 deraadt 528: putuint64(u_int64_t n, int l, int c, int w)
529: {
530: char b[128];
531:
532: move(l, c);
533: if (n == 0) {
534: while (w-- > 0)
535: addch(' ');
536: return;
537: }
538: snprintf(b, sizeof b, "%*llu", w, n);
539: if (strlen(b) > w) {
540: while (w-- > 0)
541: addch('*');
542: return;
543: }
544: addstr(b);
545: }
546:
1.62 deraadt 547: void
1.35 deraadt 548: putfloat(double f, int l, int c, int w, int d, int nz)
1.1 deraadt 549: {
550: char b[128];
551:
552: move(l, c);
553: if (nz && f == 0.0) {
554: while (--w >= 0)
555: addch(' ');
556: return;
557: }
1.12 deraadt 558: snprintf(b, sizeof b, "%*.*f", w, d, f);
1.1 deraadt 559: if (strlen(b) > w) {
560: while (--w >= 0)
561: addch('*');
562: return;
563: }
564: addstr(b);
565: }
566:
567: static void
1.57 deraadt 568: getinfo(struct Info *s)
1.1 deraadt 569: {
1.31 deraadt 570: static int cp_time_mib[] = { CTL_KERN, KERN_CPTIME };
571: static int nchstats_mib[2] = { CTL_KERN, KERN_NCHSTATS };
572: static int uvmexp_mib[2] = { CTL_VM, VM_UVMEXP };
573: static int vmtotal_mib[2] = { CTL_VM, VM_METER };
1.51 aaron 574: int mib[4], i;
1.1 deraadt 575: size_t size;
576:
1.2 deraadt 577: dkreadstats();
1.51 aaron 578:
579: for (i = 0; i < nintr; i++) {
580: mib[0] = CTL_KERN;
581: mib[1] = KERN_INTRCNT;
582: mib[2] = KERN_INTRCNT_CNT;
583: mib[3] = i;
584: size = sizeof(s->intrcnt[i]);
1.53 deraadt 585: if (sysctl(mib, 4, &s->intrcnt[i], &size, NULL, 0) < 0) {
1.51 aaron 586: s->intrcnt[i] = 0;
1.53 deraadt 587: }
1.48 deraadt 588: }
1.51 aaron 589:
1.31 deraadt 590: size = sizeof(s->time);
591: if (sysctl(cp_time_mib, 2, &s->time, &size, NULL, 0) < 0) {
592: error("Can't get KERN_CPTIME: %s\n", strerror(errno));
593: bzero(&s->time, sizeof(s->time));
594: }
595:
596: size = sizeof(s->nchstats);
597: if (sysctl(nchstats_mib, 2, &s->nchstats, &size, NULL, 0) < 0) {
598: error("Can't get KERN_NCHSTATS: %s\n", strerror(errno));
599: bzero(&s->nchstats, sizeof(s->nchstats));
600: }
601:
602: size = sizeof(s->uvmexp);
603: if (sysctl(uvmexp_mib, 2, &s->uvmexp, &size, NULL, 0) < 0) {
604: error("Can't get VM_UVMEXP: %s\n", strerror(errno));
605: bzero(&s->uvmexp, sizeof(s->uvmexp));
606: }
607:
1.1 deraadt 608: size = sizeof(s->Total);
1.31 deraadt 609: if (sysctl(vmtotal_mib, 2, &s->Total, &size, NULL, 0) < 0) {
610: error("Can't get VM_METER: %s\n", strerror(errno));
1.1 deraadt 611: bzero(&s->Total, sizeof(s->Total));
612: }
613: }
614:
615: static void
1.35 deraadt 616: allocinfo(struct Info *s)
1.1 deraadt 617: {
1.64 canacar 618: memset(s, 0, sizeof(*s));
1.63 deraadt 619: s->intrcnt = (u_quad_t *) calloc(nintr, sizeof(u_quad_t));
1.1 deraadt 620: if (s->intrcnt == NULL)
621: errx(2, "out of memory");
622: }
623:
624: static void
1.35 deraadt 625: copyinfo(struct Info *from, struct Info *to)
1.1 deraadt 626: {
1.53 deraadt 627: u_quad_t *intrcnt;
1.1 deraadt 628:
1.2 deraadt 629: intrcnt = to->intrcnt;
1.1 deraadt 630: *to = *from;
1.53 deraadt 631: bcopy(from->intrcnt, to->intrcnt = intrcnt, nintr * sizeof (u_quad_t));
1.1 deraadt 632: }
633:
634: static void
1.35 deraadt 635: dinfo(int dn, int c)
1.1 deraadt 636: {
1.2 deraadt 637: double words, atime;
1.1 deraadt 638:
1.32 tdeval 639: c += DISKCOL;
1.2 deraadt 640:
641: /* time busy in disk activity */
642: atime = (double)cur.dk_time[dn].tv_sec +
1.31 deraadt 643: ((double)cur.dk_time[dn].tv_usec / (double)1000000);
1.2 deraadt 644:
1.44 tedu 645: /* # of K transferred */
646: words = (cur.dk_rbytes[dn] + cur.dk_wbytes[dn]) / 1024.0;
1.2 deraadt 647:
648: putint((int)((float)cur.dk_seek[dn]/etime+0.5), DISKROW + 1, c, 5);
1.44 tedu 649: putint((int)((float)(cur.dk_rxfer[dn] + cur.dk_wxfer[dn])/etime+0.5),
650: DISKROW + 2, c, 5);
1.2 deraadt 651: putint((int)(words/etime + 0.5), DISKROW + 3, c, 5);
652: putfloat(atime/etime, DISKROW + 4, c, 5, 1, 1);
1.64 canacar 653: }
654:
655:
656:
657: int
658: select_vm(void)
659: {
660: num_disp = 0;
661: return (0);
662: }
663:
664: int
665: read_vm(void)
666: {
667: if (state == TIME)
668: copyinfo(&s3, &s1);
669: fetchkre();
670: if (state == TIME)
671: dkswap();
672: num_disp = 0;
673: return 0;
674: }
675:
676:
677: void
678: print_vm(void)
679: {
680: copyinfo(&s3, &s);
681: labelkre();
682: showkre();
1.1 deraadt 683: }
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