Commit | Line | Data |
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3c39a379 JA |
1 | #include <stdio.h> |
2 | #include <string.h> | |
3 | #include <sys/time.h> | |
4 | #include <sys/types.h> | |
5c4e1dbc | 5 | #include <sys/stat.h> |
3c39a379 JA |
6 | #include <dirent.h> |
7 | #include <libgen.h> | |
8 | #include <math.h> | |
9 | ||
10 | #include "fio.h" | |
3c39a379 | 11 | |
dbe1125e | 12 | /* |
34403fb1 | 13 | * Cheesy number->string conversion, complete with carry rounding error. |
dbe1125e | 14 | */ |
b3605062 | 15 | static char *num2str(unsigned long num, int maxlen, int base, int pow2) |
dbe1125e | 16 | { |
b3605062 JA |
17 | char postfix[] = { ' ', 'K', 'M', 'G', 'P', 'E' }; |
18 | unsigned int thousand; | |
dbe1125e JA |
19 | char *buf; |
20 | int i; | |
21 | ||
b3605062 JA |
22 | if (pow2) |
23 | thousand = 1024; | |
24 | else | |
25 | thousand = 1000; | |
26 | ||
dbe1125e JA |
27 | buf = malloc(128); |
28 | ||
29 | for (i = 0; base > 1; i++) | |
30 | base /= thousand; | |
31 | ||
32 | do { | |
33 | int len, carry = 0; | |
34 | ||
35 | len = sprintf(buf, "%'lu", num); | |
36 | if (len <= maxlen) { | |
b3605062 JA |
37 | if (i >= 1) { |
38 | buf[len] = postfix[i]; | |
39 | buf[len + 1] = '\0'; | |
40 | } | |
dbe1125e JA |
41 | return buf; |
42 | } | |
43 | ||
44 | if ((num % thousand) >= (thousand / 2)) | |
45 | carry = 1; | |
46 | ||
47 | num /= thousand; | |
48 | num += carry; | |
49 | i++; | |
f3502ba2 | 50 | } while (i <= 5); |
dbe1125e JA |
51 | |
52 | return buf; | |
53 | } | |
54 | ||
3c39a379 JA |
55 | void update_rusage_stat(struct thread_data *td) |
56 | { | |
756867bd | 57 | struct thread_stat *ts = &td->ts; |
3c39a379 | 58 | |
079ad09b JA |
59 | getrusage(RUSAGE_SELF, &ts->ru_end); |
60 | ||
61 | ts->usr_time += mtime_since(&ts->ru_start.ru_utime, &ts->ru_end.ru_utime); | |
62 | ts->sys_time += mtime_since(&ts->ru_start.ru_stime, &ts->ru_end.ru_stime); | |
63 | ts->ctx += ts->ru_end.ru_nvcsw + ts->ru_end.ru_nivcsw - (ts->ru_start.ru_nvcsw + ts->ru_start.ru_nivcsw); | |
3c39a379 | 64 | |
079ad09b | 65 | memcpy(&ts->ru_start, &ts->ru_end, sizeof(ts->ru_end)); |
3c39a379 JA |
66 | } |
67 | ||
68 | static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max, | |
69 | double *mean, double *dev) | |
70 | { | |
68704084 | 71 | double n = is->samples; |
3c39a379 JA |
72 | |
73 | if (is->samples == 0) | |
74 | return 0; | |
75 | ||
76 | *min = is->min_val; | |
77 | *max = is->max_val; | |
78 | ||
79 | n = (double) is->samples; | |
68704084 | 80 | *mean = is->mean; |
e6d276f2 | 81 | |
68704084 JA |
82 | if (n > 1.0) |
83 | *dev = sqrt(is->S / (n - 1.0)); | |
ef9c5c40 | 84 | else |
68704084 | 85 | *dev = -1.0; |
ef9c5c40 | 86 | |
3c39a379 JA |
87 | return 1; |
88 | } | |
89 | ||
90 | static void show_group_stats(struct group_run_stats *rs, int id) | |
91 | { | |
dbe1125e JA |
92 | char *p1, *p2, *p3, *p4; |
93 | const char *ddir_str[] = { " READ", " WRITE" }; | |
94 | int i; | |
95 | ||
6d86144d | 96 | log_info("\nRun status group %d (all jobs):\n", id); |
3c39a379 | 97 | |
dbe1125e JA |
98 | for (i = 0; i <= DDIR_WRITE; i++) { |
99 | if (!rs->max_run[i]) | |
100 | continue; | |
101 | ||
b3605062 JA |
102 | p1 = num2str(rs->io_kb[i], 6, 1000, 1); |
103 | p2 = num2str(rs->agg[i], 6, 1000, 1); | |
104 | p3 = num2str(rs->min_bw[i], 6, 1000, 1); | |
105 | p4 = num2str(rs->max_bw[i], 6, 1000, 1); | |
dbe1125e | 106 | |
6d86144d | 107 | log_info("%s: io=%siB, aggrb=%siB/s, minb=%siB/s, maxb=%siB/s, mint=%llumsec, maxt=%llumsec\n", ddir_str[i], p1, p2, p3, p4, rs->min_run[i], rs->max_run[i]); |
dbe1125e JA |
108 | |
109 | free(p1); | |
110 | free(p2); | |
111 | free(p3); | |
112 | free(p4); | |
113 | } | |
3c39a379 JA |
114 | } |
115 | ||
b3605062 JA |
116 | #define ts_total_io_u(ts) \ |
117 | ((ts)->total_io_u[0] + (ts)->total_io_u[1]) | |
118 | ||
2270890c JA |
119 | static void stat_calc_dist(struct thread_stat *ts, double *io_u_dist) |
120 | { | |
121 | int i; | |
122 | ||
123 | /* | |
124 | * Do depth distribution calculations | |
125 | */ | |
126 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
b3605062 | 127 | io_u_dist[i] = (double) ts->io_u_map[i] / (double) ts_total_io_u(ts); |
2270890c | 128 | io_u_dist[i] *= 100.0; |
d0f62ba3 JA |
129 | if (io_u_dist[i] < 0.1 && ts->io_u_map[i]) |
130 | io_u_dist[i] = 0.1; | |
2270890c JA |
131 | } |
132 | } | |
133 | ||
134 | static void stat_calc_lat(struct thread_stat *ts, double *io_u_lat) | |
135 | { | |
136 | int i; | |
137 | ||
138 | /* | |
139 | * Do latency distribution calculations | |
140 | */ | |
141 | for (i = 0; i < FIO_IO_U_LAT_NR; i++) { | |
b3605062 | 142 | io_u_lat[i] = (double) ts->io_u_lat[i] / (double) ts_total_io_u(ts); |
2270890c | 143 | io_u_lat[i] *= 100.0; |
d0f62ba3 JA |
144 | if (io_u_lat[i] < 0.01 && ts->io_u_lat[i]) |
145 | io_u_lat[i] = 0.01; | |
2270890c JA |
146 | } |
147 | } | |
148 | ||
756867bd | 149 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
3c39a379 JA |
150 | int ddir) |
151 | { | |
3c9b60c1 | 152 | const char *ddir_str[] = { "read ", "write" }; |
3c39a379 | 153 | unsigned long min, max; |
b3605062 | 154 | unsigned long long bw, iops; |
3c39a379 | 155 | double mean, dev; |
b3605062 | 156 | char *io_p, *bw_p, *iops_p; |
3c39a379 | 157 | |
756867bd | 158 | if (!ts->runtime[ddir]) |
3c39a379 JA |
159 | return; |
160 | ||
756867bd | 161 | bw = ts->io_bytes[ddir] / ts->runtime[ddir]; |
b3605062 JA |
162 | iops = (1000 * ts->total_io_u[ddir]) / ts->runtime[ddir]; |
163 | io_p = num2str(ts->io_bytes[ddir] >> 10, 6, 1000, 1); | |
164 | bw_p = num2str(bw, 6, 1000, 1); | |
165 | iops_p = num2str(iops, 6, 1, 0); | |
dbe1125e | 166 | |
6d86144d | 167 | log_info(" %s: io=%siB, bw=%siB/s, iops=%s, runt=%6lumsec\n", ddir_str[ddir], io_p, bw_p, iops_p, ts->runtime[ddir]); |
dbe1125e JA |
168 | |
169 | free(io_p); | |
170 | free(bw_p); | |
b3605062 | 171 | free(iops_p); |
3c39a379 | 172 | |
079ad09b | 173 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 174 | log_info(" slat (msec): min=%5lu, max=%5lu, avg=%5.02f, stdev=%5.02f\n", min, max, mean, dev); |
3c39a379 | 175 | |
079ad09b | 176 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 177 | log_info(" clat (msec): min=%5lu, max=%5lu, avg=%5.02f, stdev=%5.02f\n", min, max, mean, dev); |
3c39a379 | 178 | |
079ad09b | 179 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
3c39a379 JA |
180 | double p_of_agg; |
181 | ||
182 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
6d86144d | 183 | log_info(" bw (KiB/s) : min=%5lu, max=%5lu, per=%3.2f%%, avg=%5.02f, stdev=%5.02f\n", min, max, p_of_agg, mean, dev); |
3c39a379 JA |
184 | } |
185 | } | |
186 | ||
756867bd | 187 | static void show_thread_status(struct thread_stat *ts, |
3c39a379 JA |
188 | struct group_run_stats *rs) |
189 | { | |
190 | double usr_cpu, sys_cpu; | |
69008999 | 191 | unsigned long runtime; |
71619dc2 | 192 | double io_u_dist[FIO_IO_U_MAP_NR]; |
ec118304 | 193 | double io_u_lat[FIO_IO_U_LAT_NR]; |
3c39a379 | 194 | |
756867bd | 195 | if (!(ts->io_bytes[0] + ts->io_bytes[1])) |
3c39a379 JA |
196 | return; |
197 | ||
756867bd | 198 | if (!ts->error) |
6d86144d | 199 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d\n", ts->name, ts->groupid, ts->members, ts->error, ts->pid); |
6d663077 | 200 | else |
6d86144d | 201 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d\n", ts->name, ts->groupid, ts->members, ts->error, ts->verror, ts->pid); |
3c39a379 | 202 | |
7bdce1bd | 203 | if (ts->description) |
6d86144d | 204 | log_info(" Description : [%s]\n", ts->description); |
7bdce1bd | 205 | |
756867bd JA |
206 | if (ts->io_bytes[DDIR_READ]) |
207 | show_ddir_status(rs, ts, DDIR_READ); | |
208 | if (ts->io_bytes[DDIR_WRITE]) | |
209 | show_ddir_status(rs, ts, DDIR_WRITE); | |
3c39a379 | 210 | |
756867bd | 211 | runtime = ts->total_run_time; |
69008999 | 212 | if (runtime) { |
1e97cce9 | 213 | double runt = (double) runtime; |
3c39a379 | 214 | |
756867bd JA |
215 | usr_cpu = (double) ts->usr_time * 100 / runt; |
216 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
3c39a379 JA |
217 | } else { |
218 | usr_cpu = 0; | |
219 | sys_cpu = 0; | |
220 | } | |
221 | ||
6d86144d | 222 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu\n", usr_cpu, sys_cpu, ts->ctx); |
71619dc2 | 223 | |
2270890c JA |
224 | stat_calc_dist(ts, io_u_dist); |
225 | stat_calc_lat(ts, io_u_lat); | |
71619dc2 | 226 | |
6d86144d | 227 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], io_u_dist[4], io_u_dist[5], io_u_dist[6]); |
61697c37 | 228 | |
d0f62ba3 JA |
229 | log_info(" lat (msec): 2=%3.2f%%, 4=%3.2f%%, 10=%3.2f%%, 20=%3.2f%%, 50=%3.2f%%, 100=%3.2f%%\n", io_u_lat[0], io_u_lat[1], io_u_lat[2], io_u_lat[3], io_u_lat[4], io_u_lat[5]); |
230 | log_info(" lat (msec): 250=%3.2f%%, 500=%3.2f%%, 750=%3.2f%%, 1000=%3.2f%%, >=2000=%3.2f%%\n", io_u_lat[6], io_u_lat[7], io_u_lat[8], io_u_lat[9], io_u_lat[10]); | |
3c39a379 JA |
231 | } |
232 | ||
756867bd | 233 | static void show_ddir_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
234 | struct group_run_stats *rs, int ddir) |
235 | { | |
236 | unsigned long min, max; | |
237 | unsigned long long bw; | |
238 | double mean, dev; | |
239 | ||
240 | bw = 0; | |
756867bd JA |
241 | if (ts->runtime[ddir]) |
242 | bw = ts->io_bytes[ddir] / ts->runtime[ddir]; | |
c6ae0a5b | 243 | |
6d86144d | 244 | log_info(";%llu;%llu;%lu", ts->io_bytes[ddir] >> 10, bw, ts->runtime[ddir]); |
c6ae0a5b | 245 | |
079ad09b | 246 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 247 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 248 | else |
6d86144d | 249 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 250 | |
079ad09b | 251 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 252 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 253 | else |
6d86144d | 254 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 255 | |
079ad09b | 256 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
c6ae0a5b JA |
257 | double p_of_agg; |
258 | ||
259 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
6d86144d | 260 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
c6ae0a5b | 261 | } else |
6d86144d | 262 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
c6ae0a5b JA |
263 | } |
264 | ||
265 | ||
756867bd | 266 | static void show_thread_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
267 | struct group_run_stats *rs) |
268 | { | |
2270890c JA |
269 | double io_u_dist[FIO_IO_U_MAP_NR]; |
270 | double io_u_lat[FIO_IO_U_LAT_NR]; | |
c6ae0a5b JA |
271 | double usr_cpu, sys_cpu; |
272 | ||
6d86144d | 273 | log_info("%s;%d;%d", ts->name, ts->groupid, ts->error); |
c6ae0a5b | 274 | |
756867bd JA |
275 | show_ddir_status_terse(ts, rs, 0); |
276 | show_ddir_status_terse(ts, rs, 1); | |
c6ae0a5b | 277 | |
756867bd JA |
278 | if (ts->total_run_time) { |
279 | double runt = (double) ts->total_run_time; | |
c6ae0a5b | 280 | |
756867bd JA |
281 | usr_cpu = (double) ts->usr_time * 100 / runt; |
282 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
c6ae0a5b JA |
283 | } else { |
284 | usr_cpu = 0; | |
285 | sys_cpu = 0; | |
286 | } | |
287 | ||
6d86144d | 288 | log_info(";%f%%;%f%%;%lu", usr_cpu, sys_cpu, ts->ctx); |
2270890c JA |
289 | |
290 | stat_calc_dist(ts, io_u_dist); | |
291 | stat_calc_lat(ts, io_u_lat); | |
292 | ||
6d86144d | 293 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], io_u_dist[4], io_u_dist[5], io_u_dist[6]); |
2270890c | 294 | |
d0f62ba3 JA |
295 | log_info(";%3.2f%%;%3.2f%%;%3.2f%%;%3.2f%%;%3.2f%%;%3.2f%%\n", io_u_lat[0], io_u_lat[1], io_u_lat[2], io_u_lat[3], io_u_lat[4], io_u_lat[5]); |
296 | log_info(";%3.2f%%;%3.2f%%;%3.2f%%;%3.2f%%;%3.2f%%", io_u_lat[6], io_u_lat[7], io_u_lat[8], io_u_lat[9], io_u_lat[10]); | |
2270890c JA |
297 | |
298 | if (ts->description) | |
6d86144d | 299 | log_info(";%s", ts->description); |
2270890c | 300 | |
6d86144d | 301 | log_info("\n"); |
756867bd JA |
302 | } |
303 | ||
197574e4 | 304 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
756867bd JA |
305 | { |
306 | double mean, S; | |
307 | ||
308 | dst->min_val = min(dst->min_val, src->min_val); | |
309 | dst->max_val = max(dst->max_val, src->max_val); | |
310 | dst->samples += src->samples; | |
311 | ||
312 | /* | |
313 | * Needs a new method for calculating stddev, we cannot just | |
314 | * average them we do below for nr > 1 | |
315 | */ | |
316 | if (nr == 1) { | |
317 | mean = src->mean; | |
318 | S = src->S; | |
319 | } else { | |
c39cced6 JA |
320 | mean = ((src->mean * (double) (nr - 1)) + dst->mean) / ((double) nr); |
321 | S = ((src->S * (double) (nr - 1)) + dst->S) / ((double) nr); | |
756867bd JA |
322 | } |
323 | ||
324 | dst->mean = mean; | |
325 | dst->S = S; | |
326 | } | |
327 | ||
3c39a379 JA |
328 | void show_run_stats(void) |
329 | { | |
330 | struct group_run_stats *runstats, *rs; | |
331 | struct thread_data *td; | |
756867bd | 332 | struct thread_stat *threadstats, *ts; |
197574e4 | 333 | int i, j, k, l, nr_ts, last_ts, idx; |
3c39a379 JA |
334 | |
335 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); | |
336 | ||
337 | for (i = 0; i < groupid + 1; i++) { | |
338 | rs = &runstats[i]; | |
339 | ||
340 | memset(rs, 0, sizeof(*rs)); | |
341 | rs->min_bw[0] = rs->min_run[0] = ~0UL; | |
342 | rs->min_bw[1] = rs->min_run[1] = ~0UL; | |
343 | } | |
344 | ||
756867bd JA |
345 | /* |
346 | * find out how many threads stats we need. if group reporting isn't | |
347 | * enabled, it's one-per-td. | |
348 | */ | |
349 | nr_ts = 0; | |
350 | last_ts = -1; | |
351 | for_each_td(td, i) { | |
2dc1bbeb | 352 | if (!td->o.group_reporting) { |
756867bd JA |
353 | nr_ts++; |
354 | continue; | |
355 | } | |
356 | if (last_ts == td->groupid) | |
357 | continue; | |
358 | ||
359 | last_ts = td->groupid; | |
360 | nr_ts++; | |
361 | } | |
362 | ||
363 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); | |
364 | ||
365 | for (i = 0; i < nr_ts; i++) { | |
366 | ts = &threadstats[i]; | |
367 | ||
368 | memset(ts, 0, sizeof(*ts)); | |
de64df05 | 369 | for (j = 0; j <= DDIR_WRITE; j++) { |
197574e4 JA |
370 | ts->clat_stat[j].min_val = -1UL; |
371 | ts->slat_stat[j].min_val = -1UL; | |
372 | ts->bw_stat[j].min_val = -1UL; | |
373 | } | |
7abd0e3a | 374 | ts->groupid = -1; |
756867bd JA |
375 | } |
376 | ||
377 | j = 0; | |
378 | last_ts = -1; | |
197574e4 | 379 | idx = 0; |
34572e28 | 380 | for_each_td(td, i) { |
2dc1bbeb JA |
381 | if (idx && (!td->o.group_reporting || |
382 | (td->o.group_reporting && last_ts != td->groupid))) { | |
7abd0e3a JA |
383 | idx = 0; |
384 | j++; | |
385 | } | |
386 | ||
387 | last_ts = td->groupid; | |
388 | ||
756867bd JA |
389 | ts = &threadstats[j]; |
390 | ||
197574e4 | 391 | idx++; |
6586ee89 | 392 | ts->members++; |
756867bd | 393 | |
7abd0e3a | 394 | if (ts->groupid == -1) { |
2dc84ba7 JA |
395 | /* |
396 | * These are per-group shared already | |
397 | */ | |
2dc1bbeb JA |
398 | ts->name = td->o.name; |
399 | ts->description = td->o.description; | |
756867bd | 400 | ts->groupid = td->groupid; |
2dc84ba7 JA |
401 | |
402 | /* | |
403 | * first pid in group, not very useful... | |
404 | */ | |
756867bd | 405 | ts->pid = td->pid; |
2dc84ba7 JA |
406 | } |
407 | ||
408 | if (td->error && !ts->error) { | |
409 | ts->error = td->error; | |
756867bd JA |
410 | ts->verror = td->verror; |
411 | } | |
412 | ||
de64df05 | 413 | for (l = 0; l <= DDIR_WRITE; l++) { |
197574e4 JA |
414 | sum_stat(&ts->clat_stat[l], &td->ts.clat_stat[l], idx); |
415 | sum_stat(&ts->slat_stat[l], &td->ts.slat_stat[l], idx); | |
416 | sum_stat(&ts->bw_stat[l], &td->ts.bw_stat[l], idx); | |
756867bd | 417 | |
197574e4 JA |
418 | ts->stat_io_bytes[l] += td->ts.stat_io_bytes[l]; |
419 | ts->io_bytes[l] += td->ts.io_bytes[l]; | |
420 | ||
421 | if (ts->runtime[l] < td->ts.runtime[l]) | |
422 | ts->runtime[l] = td->ts.runtime[l]; | |
423 | } | |
756867bd JA |
424 | |
425 | ts->usr_time += td->ts.usr_time; | |
426 | ts->sys_time += td->ts.sys_time; | |
427 | ts->ctx += td->ts.ctx; | |
428 | ||
429 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
430 | ts->io_u_map[k] += td->ts.io_u_map[k]; | |
431 | for (k = 0; k < FIO_IO_U_LAT_NR; k++) | |
432 | ts->io_u_lat[k] += td->ts.io_u_lat[k]; | |
433 | ||
b3605062 JA |
434 | for (k = 0; k <= DDIR_WRITE; k++) |
435 | ts->total_io_u[k] += td->ts.total_io_u[k]; | |
756867bd JA |
436 | |
437 | ts->total_run_time += td->ts.total_run_time; | |
756867bd JA |
438 | } |
439 | ||
440 | for (i = 0; i < nr_ts; i++) { | |
94370ac4 | 441 | unsigned long long bw; |
3c39a379 | 442 | |
756867bd JA |
443 | ts = &threadstats[i]; |
444 | rs = &runstats[ts->groupid]; | |
3c39a379 | 445 | |
de64df05 | 446 | for (j = 0; j <= DDIR_WRITE; j++) { |
94370ac4 JA |
447 | if (!ts->runtime[j]) |
448 | continue; | |
449 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) | |
450 | rs->min_run[j] = ts->runtime[j]; | |
451 | if (ts->runtime[j] > rs->max_run[j]) | |
452 | rs->max_run[j] = ts->runtime[j]; | |
453 | ||
454 | bw = 0; | |
455 | if (ts->runtime[j]) | |
456 | bw = ts->io_bytes[j] / (unsigned long long) ts->runtime[j]; | |
457 | if (bw < rs->min_bw[j]) | |
458 | rs->min_bw[j] = bw; | |
459 | if (bw > rs->max_bw[j]) | |
460 | rs->max_bw[j] = bw; | |
461 | ||
462 | rs->io_kb[j] += ts->io_bytes[j] >> 10; | |
463 | } | |
3c39a379 JA |
464 | } |
465 | ||
466 | for (i = 0; i < groupid + 1; i++) { | |
467 | rs = &runstats[i]; | |
468 | ||
469 | if (rs->max_run[0]) | |
470 | rs->agg[0] = (rs->io_kb[0]*1024) / rs->max_run[0]; | |
471 | if (rs->max_run[1]) | |
472 | rs->agg[1] = (rs->io_kb[1]*1024) / rs->max_run[1]; | |
473 | } | |
474 | ||
475 | /* | |
476 | * don't overwrite last signal output | |
477 | */ | |
c6ae0a5b JA |
478 | if (!terse_output) |
479 | printf("\n"); | |
3c39a379 | 480 | |
756867bd JA |
481 | for (i = 0; i < nr_ts; i++) { |
482 | ts = &threadstats[i]; | |
483 | rs = &runstats[ts->groupid]; | |
3c39a379 | 484 | |
c6ae0a5b | 485 | if (terse_output) |
756867bd | 486 | show_thread_status_terse(ts, rs); |
c6ae0a5b | 487 | else |
756867bd | 488 | show_thread_status(ts, rs); |
3c39a379 JA |
489 | } |
490 | ||
c6ae0a5b JA |
491 | if (!terse_output) { |
492 | for (i = 0; i < groupid + 1; i++) | |
493 | show_group_stats(&runstats[i], i); | |
3c39a379 | 494 | |
c6ae0a5b JA |
495 | show_disk_util(); |
496 | } | |
eecf272f JA |
497 | |
498 | free(runstats); | |
756867bd | 499 | free(threadstats); |
3c39a379 JA |
500 | } |
501 | ||
68704084 | 502 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
3c39a379 | 503 | { |
68704084 | 504 | double val = data; |
6660cc67 | 505 | double delta; |
68704084 JA |
506 | |
507 | if (data > is->max_val) | |
508 | is->max_val = data; | |
509 | if (data < is->min_val) | |
510 | is->min_val = data; | |
511 | ||
512 | delta = val - is->mean; | |
ef11d737 JA |
513 | if (delta) { |
514 | is->mean += delta / (is->samples + 1.0); | |
515 | is->S += delta * (val - is->mean); | |
516 | } | |
3c39a379 | 517 | |
3c39a379 JA |
518 | is->samples++; |
519 | } | |
520 | ||
bb3884d8 JA |
521 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
522 | enum fio_ddir ddir, unsigned long time) | |
3c39a379 JA |
523 | { |
524 | if (iolog->nr_samples == iolog->max_samples) { | |
525 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; | |
526 | ||
527 | iolog->log = realloc(iolog->log, new_size); | |
528 | iolog->max_samples <<= 1; | |
529 | } | |
530 | ||
531 | iolog->log[iolog->nr_samples].val = val; | |
bb3884d8 | 532 | iolog->log[iolog->nr_samples].time = time; |
3c39a379 JA |
533 | iolog->log[iolog->nr_samples].ddir = ddir; |
534 | iolog->nr_samples++; | |
535 | } | |
536 | ||
bb3884d8 JA |
537 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
538 | unsigned long val, enum fio_ddir ddir) | |
539 | { | |
540 | __add_log_sample(iolog, val, ddir, mtime_since_now(&td->epoch)); | |
541 | } | |
542 | ||
543 | void add_agg_sample(unsigned long val, enum fio_ddir ddir) | |
544 | { | |
545 | struct io_log *iolog = agg_io_log[ddir]; | |
546 | ||
547 | __add_log_sample(iolog, val, ddir, mtime_since_genesis()); | |
548 | } | |
549 | ||
1e97cce9 JA |
550 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
551 | unsigned long msec) | |
3c39a379 | 552 | { |
756867bd | 553 | struct thread_stat *ts = &td->ts; |
079ad09b JA |
554 | |
555 | add_stat_sample(&ts->clat_stat[ddir], msec); | |
3c39a379 | 556 | |
079ad09b JA |
557 | if (ts->clat_log) |
558 | add_log_sample(td, ts->clat_log, msec, ddir); | |
3c39a379 JA |
559 | } |
560 | ||
1e97cce9 JA |
561 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
562 | unsigned long msec) | |
3c39a379 | 563 | { |
756867bd | 564 | struct thread_stat *ts = &td->ts; |
079ad09b JA |
565 | |
566 | add_stat_sample(&ts->slat_stat[ddir], msec); | |
3c39a379 | 567 | |
079ad09b JA |
568 | if (ts->slat_log) |
569 | add_log_sample(td, ts->slat_log, msec, ddir); | |
3c39a379 JA |
570 | } |
571 | ||
1e97cce9 JA |
572 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, |
573 | struct timeval *t) | |
3c39a379 | 574 | { |
756867bd | 575 | struct thread_stat *ts = &td->ts; |
079ad09b | 576 | unsigned long spent = mtime_since(&ts->stat_sample_time[ddir], t); |
3c39a379 JA |
577 | unsigned long rate; |
578 | ||
2dc1bbeb | 579 | if (spent < td->o.bw_avg_time) |
3c39a379 JA |
580 | return; |
581 | ||
079ad09b JA |
582 | rate = (td->this_io_bytes[ddir] - ts->stat_io_bytes[ddir]) / spent; |
583 | add_stat_sample(&ts->bw_stat[ddir], rate); | |
3c39a379 | 584 | |
079ad09b JA |
585 | if (ts->bw_log) |
586 | add_log_sample(td, ts->bw_log, rate, ddir); | |
3c39a379 | 587 | |
079ad09b JA |
588 | fio_gettime(&ts->stat_sample_time[ddir], NULL); |
589 | ts->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; | |
3c39a379 | 590 | } |