Commit | Line | Data |
---|---|---|
338c4a5d | 1 | #ifndef lint |
196ccf10 | 2 | static char *sccsid = "@(#)vmstat.c 4.18 (Berkeley) %G%"; |
338c4a5d SL |
3 | #endif |
4 | ||
7f02df2f | 5 | #include <stdio.h> |
a448353a SL |
6 | #include <ctype.h> |
7 | #include <nlist.h> | |
8 | ||
7f02df2f | 9 | #include <sys/param.h> |
a448353a | 10 | #include <sys/file.h> |
7f02df2f BJ |
11 | #include <sys/vm.h> |
12 | #include <sys/dk.h> | |
61d7d2b3 | 13 | #include <sys/buf.h> |
dfdfb4c8 | 14 | #include <sys/dir.h> |
a448353a | 15 | #include <sys/inode.h> |
4b894a2c | 16 | #include <sys/namei.h> |
7f02df2f BJ |
17 | |
18 | struct nlist nl[] = { | |
682f1dcb BJ |
19 | #define X_CPTIME 0 |
20 | { "_cp_time" }, | |
21 | #define X_RATE 1 | |
7f02df2f | 22 | { "_rate" }, |
682f1dcb | 23 | #define X_TOTAL 2 |
7f02df2f | 24 | { "_total" }, |
682f1dcb | 25 | #define X_DEFICIT 3 |
7f02df2f | 26 | { "_deficit" }, |
682f1dcb | 27 | #define X_FORKSTAT 4 |
7f02df2f | 28 | { "_forkstat" }, |
682f1dcb | 29 | #define X_SUM 5 |
7f02df2f | 30 | { "_sum" }, |
682f1dcb | 31 | #define X_FIRSTFREE 6 |
7f02df2f | 32 | { "_firstfree" }, |
682f1dcb | 33 | #define X_MAXFREE 7 |
7f02df2f | 34 | { "_maxfree" }, |
a43be079 SL |
35 | #define X_BOOTTIME 8 |
36 | { "_boottime" }, | |
682f1dcb BJ |
37 | #define X_DKXFER 9 |
38 | { "_dk_xfer" }, | |
338c4a5d | 39 | #define X_REC 10 |
7f02df2f | 40 | { "_rectime" }, |
338c4a5d | 41 | #define X_PGIN 11 |
7f02df2f | 42 | { "_pgintime" }, |
338c4a5d | 43 | #define X_HZ 12 |
61d7d2b3 | 44 | { "_hz" }, |
a448353a | 45 | #define X_PHZ 13 |
b3a37270 | 46 | { "_phz" }, |
dfdfb4c8 KM |
47 | #define X_NCHSTATS 14 |
48 | { "_nchstats" }, | |
4b894a2c KM |
49 | #define X_INTRNAMES 15 |
50 | { "_intrnames" }, | |
51 | #define X_EINTRNAMES 16 | |
52 | { "_eintrnames" }, | |
53 | #define X_INTRCNT 17 | |
54 | { "_intrcnt" }, | |
55 | #define X_EINTRCNT 18 | |
56 | { "_eintrcnt" }, | |
a448353a SL |
57 | #define X_DK_NDRIVE 19 |
58 | { "_dk_ndrive" }, | |
338c4a5d | 59 | #ifdef vax |
a448353a | 60 | #define X_MBDINIT 20 |
338c4a5d | 61 | { "_mbdinit" }, |
a448353a | 62 | #define X_UBDINIT 21 |
338c4a5d | 63 | { "_ubdinit" }, |
338c4a5d SL |
64 | #endif |
65 | { "" }, | |
7f02df2f BJ |
66 | }; |
67 | ||
a448353a SL |
68 | char **dr_name; |
69 | int *dr_select; | |
70 | int dk_ndrive; | |
71 | int ndrives = 0; | |
72 | #ifdef vax | |
73 | char *defdrives[] = { "hp0", "hp1", "hp2", 0 }; | |
74 | #else | |
75 | char *defdrives[] = { 0 }; | |
76 | #endif | |
7f02df2f BJ |
77 | double stat1(); |
78 | int firstfree, maxfree; | |
61d7d2b3 | 79 | int hz; |
b3a37270 SL |
80 | int phz; |
81 | int HZ; | |
a448353a | 82 | |
b3a37270 SL |
83 | #ifdef vax |
84 | #define INTS(x) ((x) - (hz + phz)) | |
85 | #endif | |
86 | ||
a448353a | 87 | struct { |
7f02df2f | 88 | int busy; |
682f1dcb | 89 | long time[CPUSTATES]; |
a448353a | 90 | long *xfer; |
7f02df2f BJ |
91 | struct vmmeter Rate; |
92 | struct vmtotal Total; | |
93 | struct vmmeter Sum; | |
94 | struct forkstat Forkstat; | |
7f02df2f BJ |
95 | unsigned rectime; |
96 | unsigned pgintime; | |
7f02df2f BJ |
97 | } s, s1, z; |
98 | #define rate s.Rate | |
99 | #define total s.Total | |
100 | #define sum s.Sum | |
101 | #define forkstat s.Forkstat | |
102 | ||
338c4a5d | 103 | struct vmmeter osum; |
7f02df2f BJ |
104 | int zero; |
105 | int deficit; | |
106 | double etime; | |
107 | int mf; | |
4b894a2c KM |
108 | time_t now, boottime; |
109 | int printhdr(); | |
196ccf10 | 110 | int lines = 1; |
7f02df2f BJ |
111 | |
112 | main(argc, argv) | |
338c4a5d SL |
113 | int argc; |
114 | char **argv; | |
7f02df2f | 115 | { |
7f02df2f BJ |
116 | extern char *ctime(); |
117 | register i,j; | |
4b894a2c | 118 | int iter, nintv, iflag = 0; |
7f02df2f BJ |
119 | double f1, f2; |
120 | long t; | |
a448353a | 121 | char *arg, **cp, name[6], buf[BUFSIZ]; |
7f02df2f | 122 | |
7f02df2f BJ |
123 | nlist("/vmunix", nl); |
124 | if(nl[0].n_type == 0) { | |
125 | printf("no /vmunix namelist\n"); | |
126 | exit(1); | |
127 | } | |
128 | mf = open("/dev/kmem", 0); | |
129 | if(mf < 0) { | |
130 | printf("cannot open /dev/kmem\n"); | |
131 | exit(1); | |
132 | } | |
133 | iter = 0; | |
134 | argc--, argv++; | |
135 | while (argc>0 && argv[0][0]=='-') { | |
136 | char *cp = *argv++; | |
137 | argc--; | |
138 | while (*++cp) switch (*cp) { | |
139 | ||
7f02df2f BJ |
140 | case 't': |
141 | dotimes(); | |
142 | exit(0); | |
338c4a5d | 143 | |
7f02df2f BJ |
144 | case 'z': |
145 | close(mf); | |
146 | mf = open("/dev/kmem", 2); | |
a448353a | 147 | lseek(mf, (long)nl[X_SUM].n_value, L_SET); |
7f02df2f BJ |
148 | write(mf, &z.Sum, sizeof z.Sum); |
149 | exit(0); | |
150 | ||
151 | case 'f': | |
152 | doforkst(); | |
153 | exit(0); | |
154 | ||
155 | case 's': | |
156 | dosum(); | |
157 | exit(0); | |
158 | ||
4b894a2c KM |
159 | case 'i': |
160 | iflag++; | |
161 | break; | |
162 | ||
7f02df2f | 163 | default: |
a448353a SL |
164 | fprintf(stderr, |
165 | "usage: vmstat [ -fsi ] [ interval ] [ count]\n"); | |
7f02df2f BJ |
166 | exit(1); |
167 | } | |
168 | } | |
a448353a | 169 | lseek(mf, (long)nl[X_FIRSTFREE].n_value, L_SET); |
7f02df2f | 170 | read(mf, &firstfree, sizeof firstfree); |
a448353a | 171 | lseek(mf, (long)nl[X_MAXFREE].n_value, L_SET); |
7f02df2f | 172 | read(mf, &maxfree, sizeof maxfree); |
a448353a | 173 | lseek(mf, (long)nl[X_BOOTTIME].n_value, L_SET); |
a43be079 | 174 | read(mf, &boottime, sizeof boottime); |
a448353a | 175 | lseek(mf, (long)nl[X_HZ].n_value, L_SET); |
61d7d2b3 | 176 | read(mf, &hz, sizeof hz); |
a448353a SL |
177 | if (nl[X_PHZ].n_value != 0) { |
178 | lseek(mf, (long)nl[X_PHZ].n_value, L_SET); | |
179 | read(mf, &phz, sizeof phz); | |
180 | } | |
b3a37270 | 181 | HZ = phz ? phz : hz; |
a448353a SL |
182 | if (nl[DK_NDRIVE].n_value == 0) { |
183 | printf("dk_ndrive undefined in system\n"); | |
184 | exit(1); | |
185 | } | |
186 | lseek(mf, nl[X_DK_NDRIVE].n_value, L_SET); | |
187 | read(mf, &dk_ndrive, sizeof (dk_ndrive)); | |
188 | if (dk_ndrive <= 0) { | |
189 | printf("dk_ndrive %d\n", dk_ndrive); | |
190 | exit(1); | |
191 | } | |
192 | dr_select = (int *)calloc(dk_ndrive, sizeof (int)); | |
193 | dr_name = (char **)calloc(dk_ndrive, sizeof (char *)); | |
194 | #define allocate(e, t) \ | |
195 | s./**/e = (t *)calloc(dk_ndrive, sizeof (t)); \ | |
196 | s1./**/e = (t *)calloc(dk_ndrive, sizeof (t)); | |
197 | allocate(xfer, long); | |
198 | for (arg = buf, i = 0; i < dk_ndrive; i++) { | |
199 | dr_name[i] = arg; | |
200 | sprintf(dr_name[i], "dk%d", i); | |
201 | arg += strlen(dr_name[i]) + 1; | |
61d7d2b3 MT |
202 | } |
203 | read_names(); | |
7f02df2f | 204 | time(&now); |
a43be079 | 205 | nintv = now - boottime; |
7f02df2f BJ |
206 | if (nintv <= 0 || nintv > 60*60*24*365*10) { |
207 | printf("Time makes no sense... namelist must be wrong.\n"); | |
208 | exit(1); | |
209 | } | |
4b894a2c KM |
210 | if (iflag) { |
211 | dointr(nintv); | |
212 | exit(0); | |
213 | } | |
a448353a SL |
214 | /* |
215 | * Choose drives to be displayed. Priority | |
216 | * goes to (in order) drives supplied as arguments, | |
217 | * default drives. If everything isn't filled | |
218 | * in and there are drives not taken care of, | |
219 | * display the first few that fit. | |
220 | */ | |
221 | ndrives = 0; | |
222 | while (argc > 0 && !isdigit(argv[0][0])) { | |
223 | for (i = 0; i < dk_ndrive; i++) { | |
224 | if (strcmp(dr_name[i], argv[0])) | |
225 | continue; | |
226 | dr_select[i] = 1; | |
227 | ndrives++; | |
228 | } | |
229 | argc--, argv++; | |
230 | } | |
231 | for (i = 0; i < dk_ndrive && ndrives < 4; i++) { | |
232 | if (dr_select[i]) | |
233 | continue; | |
234 | for (cp = defdrives; *cp; cp++) | |
235 | if (strcmp(dr_name[i], *cp) == 0) { | |
236 | dr_select[i] = 1; | |
237 | ndrives++; | |
238 | break; | |
239 | } | |
240 | } | |
241 | for (i = 0; i < dk_ndrive && ndrives < 4; i++) { | |
242 | if (dr_select[i]) | |
243 | continue; | |
244 | dr_select[i] = 1; | |
245 | ndrives++; | |
246 | } | |
247 | if (argc > 1) | |
248 | iter = atoi(argv[1]); | |
4b894a2c | 249 | signal(SIGCONT, printhdr); |
7f02df2f | 250 | loop: |
196ccf10 SL |
251 | if (--lines == 0) |
252 | printhdr(); | |
a448353a | 253 | lseek(mf, (long)nl[X_CPTIME].n_value, L_SET); |
682f1dcb | 254 | read(mf, s.time, sizeof s.time); |
a448353a SL |
255 | lseek(mf, (long)nl[X_DKXFER].n_value, L_SET); |
256 | read(mf, s.xfer, dk_ndrive * sizeof (long)); | |
257 | if (nintv != 1) | |
258 | lseek(mf, (long)nl[X_SUM].n_value, L_SET); | |
259 | else | |
260 | lseek(mf, (long)nl[X_RATE].n_value, L_SET); | |
261 | read(mf, &rate, sizeof rate); | |
262 | lseek(mf, (long)nl[X_TOTAL].n_value, L_SET); | |
7f02df2f | 263 | read(mf, &total, sizeof total); |
338c4a5d | 264 | osum = sum; |
a448353a | 265 | lseek(mf, (long)nl[X_SUM].n_value, L_SET); |
338c4a5d | 266 | read(mf, &sum, sizeof sum); |
a448353a | 267 | lseek(mf, (long)nl[X_DEFICIT].n_value, L_SET); |
7f02df2f | 268 | read(mf, &deficit, sizeof deficit); |
682f1dcb | 269 | etime = 0; |
a448353a | 270 | for (i=0; i < dk_ndrive; i++) { |
682f1dcb BJ |
271 | t = s.xfer[i]; |
272 | s.xfer[i] -= s1.xfer[i]; | |
273 | s1.xfer[i] = t; | |
7f02df2f BJ |
274 | } |
275 | for (i=0; i < CPUSTATES; i++) { | |
682f1dcb BJ |
276 | t = s.time[i]; |
277 | s.time[i] -= s1.time[i]; | |
278 | s1.time[i] = t; | |
279 | etime += s.time[i]; | |
7f02df2f | 280 | } |
7f02df2f BJ |
281 | if(etime == 0.) |
282 | etime = 1.; | |
61d7d2b3 | 283 | printf("%2d%2d%2d", total.t_rq, total.t_dw+total.t_pw, total.t_sw); |
338c4a5d SL |
284 | #define pgtok(a) ((a)*NBPG/1024) |
285 | printf("%6d%5d", pgtok(total.t_avm), pgtok(total.t_free)); | |
b3a37270 SL |
286 | printf("%4d%3d", (rate.v_pgrec - (rate.v_xsfrec+rate.v_xifrec))/nintv, |
287 | (rate.v_xsfrec+rate.v_xifrec)/nintv); | |
338c4a5d SL |
288 | printf("%4d", pgtok(rate.v_pgpgin)/nintv); |
289 | printf("%4d%4d%4d%4d", pgtok(rate.v_pgpgout)/nintv, | |
290 | pgtok(rate.v_dfree)/nintv, pgtok(deficit), rate.v_scan/nintv); | |
a448353a SL |
291 | etime /= (float)HZ; |
292 | for (i = 0; i < dk_ndrive; i++) | |
293 | if (dr_select[i]) | |
294 | stats(i); | |
b3a37270 SL |
295 | printf("%4d%4d%4d", INTS(rate.v_intr/nintv), rate.v_syscall/nintv, |
296 | rate.v_swtch/nintv); | |
7f02df2f BJ |
297 | for(i=0; i<CPUSTATES; i++) { |
298 | float f = stat1(i); | |
299 | if (i == 0) { /* US+NI */ | |
300 | i++; | |
301 | f += stat1(i); | |
302 | } | |
303 | printf("%3.0f", f); | |
304 | } | |
305 | printf("\n"); | |
306 | fflush(stdout); | |
307 | contin: | |
308 | nintv = 1; | |
196ccf10 | 309 | if (--iter &&argc > 0) { |
7f02df2f | 310 | sleep(atoi(argv[0])); |
7f02df2f BJ |
311 | goto loop; |
312 | } | |
313 | } | |
314 | ||
4b894a2c KM |
315 | printhdr() |
316 | { | |
a448353a SL |
317 | register int i, j; |
318 | ||
319 | printf(" procs memory page "); | |
320 | i = (ndrives * 3 - 6) / 2; | |
321 | if (i < 0) | |
322 | i = 0; | |
323 | for (j = 0; j < i; j++) | |
324 | putchar(' '); | |
325 | printf("faults"); | |
326 | i = ndrives * 3 - 6 - i; | |
327 | for (j = 0; j < i; j++) | |
328 | putchar(' '); | |
329 | printf(" cpu\n"); | |
330 | printf(" r b w avm fre re at pi po fr de sr "); | |
331 | for (i = 0; i < dk_ndrive; i++) | |
332 | if (dr_select[i]) | |
333 | printf("%c%c ", dr_name[i][0], dr_name[i][2]); | |
334 | printf(" in sy cs us sy id\n"); | |
196ccf10 | 335 | lines = 19; |
4b894a2c KM |
336 | } |
337 | ||
7f02df2f BJ |
338 | dotimes() |
339 | { | |
340 | ||
a448353a | 341 | lseek(mf, (long)nl[X_REC].n_value, L_SET); |
7f02df2f | 342 | read(mf, &s.rectime, sizeof s.rectime); |
a448353a | 343 | lseek(mf, (long)nl[X_PGIN].n_value, L_SET); |
7f02df2f | 344 | read(mf, &s.pgintime, sizeof s.pgintime); |
a448353a | 345 | lseek(mf, (long)nl[X_SUM].n_value, L_SET); |
7f02df2f BJ |
346 | read(mf, &sum, sizeof sum); |
347 | printf("%d reclaims, %d total time (usec)\n", sum.v_pgrec, s.rectime); | |
348 | printf("average: %d usec / reclaim\n", s.rectime/sum.v_pgrec); | |
349 | printf("\n"); | |
350 | printf("%d page ins, %d total time (msec)\n",sum.v_pgin, s.pgintime/10); | |
351 | printf("average: %8.1f msec / page in\n", s.pgintime/(sum.v_pgin*10.0)); | |
352 | } | |
7f02df2f BJ |
353 | |
354 | dosum() | |
355 | { | |
a448353a | 356 | struct nchstats nchstats; |
dfdfb4c8 | 357 | long nchtotal; |
7f02df2f | 358 | |
a448353a | 359 | lseek(mf, (long)nl[X_SUM].n_value, L_SET); |
7f02df2f BJ |
360 | read(mf, &sum, sizeof sum); |
361 | printf("%9d swap ins\n", sum.v_swpin); | |
362 | printf("%9d swap outs\n", sum.v_swpout); | |
363 | printf("%9d pages swapped in\n", sum.v_pswpin / CLSIZE); | |
364 | printf("%9d pages swapped out\n", sum.v_pswpout / CLSIZE); | |
365 | printf("%9d total address trans. faults taken\n", sum.v_faults); | |
366 | printf("%9d page ins\n", sum.v_pgin); | |
367 | printf("%9d page outs\n", sum.v_pgout); | |
513dfff1 BJ |
368 | printf("%9d pages paged in\n", sum.v_pgpgin); |
369 | printf("%9d pages paged out\n", sum.v_pgpgout); | |
370 | printf("%9d sequential process pages freed\n", sum.v_seqfree); | |
e23f616a SL |
371 | printf("%9d total reclaims (%d%% fast)\n", sum.v_pgrec, |
372 | (sum.v_fastpgrec * 100) / (sum.v_pgrec == 0 ? 1 : sum.v_pgrec)); | |
7f02df2f BJ |
373 | printf("%9d reclaims from free list\n", sum.v_pgfrec); |
374 | printf("%9d intransit blocking page faults\n", sum.v_intrans); | |
375 | printf("%9d zero fill pages created\n", sum.v_nzfod / CLSIZE); | |
376 | printf("%9d zero fill page faults\n", sum.v_zfod / CLSIZE); | |
377 | printf("%9d executable fill pages created\n", sum.v_nexfod / CLSIZE); | |
378 | printf("%9d executable fill page faults\n", sum.v_exfod / CLSIZE); | |
379 | printf("%9d swap text pages found in free list\n", sum.v_xsfrec); | |
380 | printf("%9d inode text pages found in free list\n", sum.v_xifrec); | |
381 | printf("%9d file fill pages created\n", sum.v_nvrfod / CLSIZE); | |
382 | printf("%9d file fill page faults\n", sum.v_vrfod / CLSIZE); | |
383 | printf("%9d pages examined by the clock daemon\n", sum.v_scan); | |
384 | printf("%9d revolutions of the clock hand\n", sum.v_rev); | |
385 | printf("%9d pages freed by the clock daemon\n", sum.v_dfree / CLSIZE); | |
386 | printf("%9d cpu context switches\n", sum.v_swtch); | |
387 | printf("%9d device interrupts\n", sum.v_intr); | |
4b894a2c | 388 | printf("%9d software interrupts\n", sum.v_soft); |
a448353a | 389 | #ifdef vax |
7f02df2f | 390 | printf("%9d pseduo-dma dz interrupts\n", sum.v_pdma); |
a448353a | 391 | #endif |
7f02df2f BJ |
392 | printf("%9d traps\n", sum.v_trap); |
393 | printf("%9d system calls\n", sum.v_syscall); | |
dfdfb4c8 | 394 | lseek(mf, (long)nl[X_NCHSTATS].n_value, 0); |
a448353a SL |
395 | read(mf, &nchstats, sizeof nchstats); |
396 | nchtotal = nchstats.ncs_goodhits + nchstats.ncs_badhits + | |
397 | nchstats.ncs_falsehits + nchstats.ncs_miss + nchstats.ncs_long; | |
dfdfb4c8 | 398 | printf("%9d total name lookups", nchtotal); |
c8520a5c | 399 | #define nz(x) ((x) ? (x) : 1) |
dfdfb4c8 | 400 | printf(" (cache hits %d%% system %d%% per-process)\n", |
a448353a SL |
401 | nchstats.ncs_goodhits * 100 / nz(nchtotal), |
402 | nchstats.ncs_pass2 * 100 / nz(nchtotal)); | |
c8520a5c | 403 | printf("%9s badhits %d, falsehits %d, toolong %d\n", "", |
a448353a | 404 | nchstats.ncs_badhits, nchstats.ncs_falsehits, nchstats.ncs_long); |
7f02df2f BJ |
405 | } |
406 | ||
7f02df2f BJ |
407 | doforkst() |
408 | { | |
409 | ||
a448353a | 410 | lseek(mf, (long)nl[X_FORKSTAT].n_value, L_SET); |
7f02df2f BJ |
411 | read(mf, &forkstat, sizeof forkstat); |
412 | printf("%d forks, %d pages, average=%.2f\n", | |
413 | forkstat.cntfork, forkstat.sizfork, | |
414 | (float) forkstat.sizfork / forkstat.cntfork); | |
415 | printf("%d vforks, %d pages, average=%.2f\n", | |
416 | forkstat.cntvfork, forkstat.sizvfork, | |
417 | (float)forkstat.sizvfork / forkstat.cntvfork); | |
418 | } | |
419 | ||
420 | stats(dn) | |
421 | { | |
422 | ||
a448353a | 423 | if (dn >= dk_ndrive) { |
7f02df2f BJ |
424 | printf(" 0"); |
425 | return; | |
426 | } | |
682f1dcb | 427 | printf("%3.0f", s.xfer[dn]/etime); |
7f02df2f BJ |
428 | } |
429 | ||
430 | double | |
431 | stat1(row) | |
432 | { | |
682f1dcb BJ |
433 | double t; |
434 | register i; | |
7f02df2f BJ |
435 | |
436 | t = 0; | |
437 | for(i=0; i<CPUSTATES; i++) | |
682f1dcb BJ |
438 | t += s.time[i]; |
439 | if(t == 0.) | |
440 | t = 1.; | |
441 | return(s.time[row]*100./t); | |
7f02df2f BJ |
442 | } |
443 | ||
444 | pct(top, bot) | |
445 | { | |
446 | ||
447 | if (bot == 0) | |
448 | return (0); | |
449 | return ((top * 100) / bot); | |
450 | } | |
61d7d2b3 | 451 | |
4b894a2c KM |
452 | dointr(nintv) |
453 | { | |
454 | int nintr, inttotal; | |
455 | long *intrcnt; | |
456 | char *intrname, *malloc(); | |
457 | ||
458 | nintr = (nl[X_EINTRCNT].n_value - nl[X_INTRCNT].n_value) / sizeof(long); | |
459 | intrcnt = (long *) malloc(nl[X_EINTRCNT].n_value - | |
460 | nl[X_INTRCNT].n_value); | |
461 | intrname = malloc(nl[X_EINTRNAMES].n_value - nl[X_INTRNAMES].n_value); | |
462 | if (intrcnt == NULL || intrname == NULL) { | |
463 | fprintf(stderr, "vmstat: out of memory\n"); | |
464 | exit(9); | |
465 | } | |
a448353a | 466 | lseek(mf, (long)nl[X_INTRCNT].n_value, L_SET); |
4b894a2c | 467 | read(mf, intrcnt, nintr * sizeof (long)); |
a448353a | 468 | lseek(mf, (long)nl[X_INTRNAMES].n_value, L_SET); |
4b894a2c KM |
469 | read(mf, intrname, nl[X_EINTRNAMES].n_value - nl[X_INTRNAMES].n_value); |
470 | printf("interrupt total rate\n"); | |
471 | inttotal = 0; | |
472 | while (nintr--) { | |
473 | if (*intrcnt) | |
474 | printf("%-12s %8ld %8ld\n", intrname, | |
475 | *intrcnt, *intrcnt / nintv); | |
476 | intrname += strlen(intrname) + 1; | |
477 | inttotal += *intrcnt++; | |
478 | } | |
479 | printf("Total %8ld %8ld\n", inttotal, inttotal / nintv); | |
480 | } | |
481 | ||
a448353a SL |
482 | #define steal(where, var) \ |
483 | lseek(mf, where, L_SET); read(mf, &var, sizeof var); | |
61d7d2b3 MT |
484 | /* |
485 | * Read the drive names out of kmem. | |
61d7d2b3 | 486 | */ |
338c4a5d | 487 | #ifdef vax |
a448353a SL |
488 | #include <vaxuba/ubavar.h> |
489 | #include <vaxmba/mbavar.h> | |
490 | ||
61d7d2b3 MT |
491 | read_names() |
492 | { | |
493 | struct mba_device mdev; | |
494 | register struct mba_device *mp; | |
495 | struct mba_driver mdrv; | |
496 | short two_char; | |
497 | char *cp = (char *) &two_char; | |
498 | struct uba_device udev, *up; | |
499 | struct uba_driver udrv; | |
500 | ||
501 | mp = (struct mba_device *) nl[X_MBDINIT].n_value; | |
502 | up = (struct uba_device *) nl[X_UBDINIT].n_value; | |
93ca0bfe | 503 | if (up == 0) { |
338c4a5d | 504 | fprintf(stderr, "vmstat: Disk init info not in namelist\n"); |
61d7d2b3 MT |
505 | exit(1); |
506 | } | |
93ca0bfe | 507 | if (mp) for (;;) { |
61d7d2b3 MT |
508 | steal(mp++, mdev); |
509 | if (mdev.mi_driver == 0) | |
510 | break; | |
511 | if (mdev.mi_dk < 0 || mdev.mi_alive == 0) | |
512 | continue; | |
513 | steal(mdev.mi_driver, mdrv); | |
514 | steal(mdrv.md_dname, two_char); | |
a448353a SL |
515 | sprintf(dr_name[mdev.mi_dk], "%c%c%d", |
516 | cp[0], cp[1], mdev.mi_unit); | |
61d7d2b3 | 517 | } |
93ca0bfe | 518 | for (;;) { |
61d7d2b3 MT |
519 | steal(up++, udev); |
520 | if (udev.ui_driver == 0) | |
521 | break; | |
522 | if (udev.ui_dk < 0 || udev.ui_alive == 0) | |
523 | continue; | |
524 | steal(udev.ui_driver, udrv); | |
525 | steal(udrv.ud_dname, two_char); | |
a448353a SL |
526 | sprintf(dr_name[udev.ui_dk], "%c%c%d", |
527 | cp[0], cp[1], udev.ui_unit); | |
61d7d2b3 MT |
528 | } |
529 | } | |
338c4a5d | 530 | #endif |