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 |
4b43f54e | 85 | *dev = 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 | ||
04a0feae JA |
134 | static void stat_calc_lat(struct thread_stat *ts, double *dst, |
135 | unsigned int *src, int nr) | |
2270890c JA |
136 | { |
137 | int i; | |
138 | ||
139 | /* | |
140 | * Do latency distribution calculations | |
141 | */ | |
04a0feae JA |
142 | for (i = 0; i < nr; i++) { |
143 | dst[i] = (double) src[i] / (double) ts_total_io_u(ts); | |
144 | dst[i] *= 100.0; | |
145 | if (dst[i] < 0.01 && src[i]) | |
146 | dst[i] = 0.01; | |
2270890c JA |
147 | } |
148 | } | |
149 | ||
04a0feae JA |
150 | static void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat) |
151 | { | |
152 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR); | |
153 | } | |
154 | ||
155 | static void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat) | |
156 | { | |
157 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR); | |
158 | } | |
159 | ||
ea2accc5 JA |
160 | static int usec_to_msec(unsigned long *min, unsigned long *max, double *mean, |
161 | double *dev) | |
162 | { | |
163 | if (*min > 1000 && *max > 1000 && *mean > 1000.0 && *dev > 1000.0) { | |
164 | *min /= 1000; | |
165 | *max /= 1000; | |
166 | *mean /= 1000.0; | |
167 | *dev /= 1000.0; | |
168 | return 0; | |
169 | } | |
170 | ||
171 | return 1; | |
172 | } | |
173 | ||
756867bd | 174 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
3c39a379 JA |
175 | int ddir) |
176 | { | |
3c9b60c1 | 177 | const char *ddir_str[] = { "read ", "write" }; |
3c39a379 | 178 | unsigned long min, max; |
b3605062 | 179 | unsigned long long bw, iops; |
3c39a379 | 180 | double mean, dev; |
b3605062 | 181 | char *io_p, *bw_p, *iops_p; |
3c39a379 | 182 | |
756867bd | 183 | if (!ts->runtime[ddir]) |
3c39a379 JA |
184 | return; |
185 | ||
756867bd | 186 | bw = ts->io_bytes[ddir] / ts->runtime[ddir]; |
b3605062 JA |
187 | iops = (1000 * ts->total_io_u[ddir]) / ts->runtime[ddir]; |
188 | io_p = num2str(ts->io_bytes[ddir] >> 10, 6, 1000, 1); | |
189 | bw_p = num2str(bw, 6, 1000, 1); | |
190 | iops_p = num2str(iops, 6, 1, 0); | |
dbe1125e | 191 | |
6d86144d | 192 | 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 |
193 | |
194 | free(io_p); | |
195 | free(bw_p); | |
b3605062 | 196 | free(iops_p); |
3c39a379 | 197 | |
d85f5118 JA |
198 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { |
199 | const char *base = "(usec)"; | |
d9309cb1 | 200 | char *minp, *maxp; |
d85f5118 | 201 | |
ea2accc5 | 202 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
d85f5118 | 203 | base = "(msec)"; |
ea2accc5 | 204 | |
d9309cb1 JA |
205 | minp = num2str(min, 6, 1, 0); |
206 | maxp = num2str(max, 6, 1, 0); | |
207 | ||
208 | log_info(" slat %s: min=%s, max=%s, avg=%5.02f, stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
209 | ||
210 | free(minp); | |
211 | free(maxp); | |
d85f5118 JA |
212 | } |
213 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { | |
214 | const char *base = "(usec)"; | |
d9309cb1 | 215 | char *minp, *maxp; |
d85f5118 | 216 | |
ea2accc5 JA |
217 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
218 | base = "(msec)"; | |
219 | ||
d9309cb1 JA |
220 | minp = num2str(min, 6, 1, 0); |
221 | maxp = num2str(max, 6, 1, 0); | |
222 | ||
223 | log_info(" clat %s: min=%s, max=%s, avg=%5.02f, stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
224 | ||
225 | free(minp); | |
226 | free(maxp); | |
d85f5118 | 227 | } |
079ad09b | 228 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
3c39a379 JA |
229 | double p_of_agg; |
230 | ||
231 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
6d86144d | 232 | 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 |
233 | } |
234 | } | |
235 | ||
04a0feae JA |
236 | static void show_lat(double *io_u_lat, int nr, const char **ranges, |
237 | const char *msg) | |
238 | { | |
239 | int new_line = 1, i, line = 0; | |
240 | ||
241 | for (i = 0; i < nr; i++) { | |
242 | if (io_u_lat[i] <= 0.0) | |
243 | continue; | |
244 | if (new_line) { | |
4539ed73 JA |
245 | if (line) |
246 | log_info("\n"); | |
04a0feae JA |
247 | log_info(" lat (%s): ", msg); |
248 | new_line = 0; | |
249 | line = 0; | |
250 | } | |
251 | if (line) | |
252 | log_info(", "); | |
253 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); | |
254 | line++; | |
255 | if (line == 5) | |
256 | new_line = 1; | |
257 | } | |
04a0feae JA |
258 | } |
259 | ||
260 | static void show_lat_u(double *io_u_lat_u) | |
261 | { | |
262 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
263 | "250=", "500=", "750=", "1000=", }; | |
264 | ||
265 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); | |
266 | } | |
267 | ||
268 | static void show_lat_m(double *io_u_lat_m) | |
269 | { | |
270 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
271 | "250=", "500=", "750=", "1000=", "2000=", | |
272 | ">=2000=", }; | |
273 | ||
274 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); | |
275 | } | |
276 | ||
277 | static void show_latencies(double *io_u_lat_u, double *io_u_lat_m) | |
278 | { | |
279 | show_lat_u(io_u_lat_u); | |
4539ed73 | 280 | log_info("\n"); |
04a0feae JA |
281 | show_lat_m(io_u_lat_m); |
282 | log_info("\n"); | |
283 | } | |
284 | ||
756867bd | 285 | static void show_thread_status(struct thread_stat *ts, |
3c39a379 JA |
286 | struct group_run_stats *rs) |
287 | { | |
288 | double usr_cpu, sys_cpu; | |
69008999 | 289 | unsigned long runtime; |
71619dc2 | 290 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
291 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
292 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
3c39a379 | 293 | |
756867bd | 294 | if (!(ts->io_bytes[0] + ts->io_bytes[1])) |
3c39a379 JA |
295 | return; |
296 | ||
756867bd | 297 | if (!ts->error) |
6d86144d | 298 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d\n", ts->name, ts->groupid, ts->members, ts->error, ts->pid); |
6d663077 | 299 | else |
6d86144d | 300 | 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 | 301 | |
7bdce1bd | 302 | if (ts->description) |
6d86144d | 303 | log_info(" Description : [%s]\n", ts->description); |
7bdce1bd | 304 | |
756867bd JA |
305 | if (ts->io_bytes[DDIR_READ]) |
306 | show_ddir_status(rs, ts, DDIR_READ); | |
307 | if (ts->io_bytes[DDIR_WRITE]) | |
308 | show_ddir_status(rs, ts, DDIR_WRITE); | |
3c39a379 | 309 | |
756867bd | 310 | runtime = ts->total_run_time; |
69008999 | 311 | if (runtime) { |
1e97cce9 | 312 | double runt = (double) runtime; |
3c39a379 | 313 | |
756867bd JA |
314 | usr_cpu = (double) ts->usr_time * 100 / runt; |
315 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
3c39a379 JA |
316 | } else { |
317 | usr_cpu = 0; | |
318 | sys_cpu = 0; | |
319 | } | |
320 | ||
6d86144d | 321 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu\n", usr_cpu, sys_cpu, ts->ctx); |
71619dc2 | 322 | |
2270890c | 323 | stat_calc_dist(ts, io_u_dist); |
04a0feae JA |
324 | stat_calc_lat_u(ts, io_u_lat_u); |
325 | stat_calc_lat_m(ts, io_u_lat_m); | |
71619dc2 | 326 | |
6d86144d | 327 | 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]); |
30061b97 | 328 | log_info(" issued r/w: total=%lu/%lu, short=%lu/%lu\n", ts->total_io_u[0], ts->total_io_u[1], ts->short_io_u[0], ts->short_io_u[1]); |
61697c37 | 329 | |
04a0feae | 330 | show_latencies(io_u_lat_u, io_u_lat_m); |
3c39a379 JA |
331 | } |
332 | ||
756867bd | 333 | static void show_ddir_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
334 | struct group_run_stats *rs, int ddir) |
335 | { | |
336 | unsigned long min, max; | |
337 | unsigned long long bw; | |
338 | double mean, dev; | |
339 | ||
340 | bw = 0; | |
756867bd JA |
341 | if (ts->runtime[ddir]) |
342 | bw = ts->io_bytes[ddir] / ts->runtime[ddir]; | |
c6ae0a5b | 343 | |
6d86144d | 344 | log_info(";%llu;%llu;%lu", ts->io_bytes[ddir] >> 10, bw, ts->runtime[ddir]); |
c6ae0a5b | 345 | |
079ad09b | 346 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 347 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 348 | else |
6d86144d | 349 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 350 | |
079ad09b | 351 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 352 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 353 | else |
6d86144d | 354 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 355 | |
079ad09b | 356 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
c6ae0a5b JA |
357 | double p_of_agg; |
358 | ||
359 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
6d86144d | 360 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
c6ae0a5b | 361 | } else |
6d86144d | 362 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
c6ae0a5b JA |
363 | } |
364 | ||
365 | ||
756867bd | 366 | static void show_thread_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
367 | struct group_run_stats *rs) |
368 | { | |
2270890c | 369 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
370 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
371 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
c6ae0a5b | 372 | double usr_cpu, sys_cpu; |
04a0feae | 373 | int i; |
c6ae0a5b | 374 | |
6d86144d | 375 | log_info("%s;%d;%d", ts->name, ts->groupid, ts->error); |
c6ae0a5b | 376 | |
756867bd JA |
377 | show_ddir_status_terse(ts, rs, 0); |
378 | show_ddir_status_terse(ts, rs, 1); | |
c6ae0a5b | 379 | |
756867bd JA |
380 | if (ts->total_run_time) { |
381 | double runt = (double) ts->total_run_time; | |
c6ae0a5b | 382 | |
756867bd JA |
383 | usr_cpu = (double) ts->usr_time * 100 / runt; |
384 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
c6ae0a5b JA |
385 | } else { |
386 | usr_cpu = 0; | |
387 | sys_cpu = 0; | |
388 | } | |
389 | ||
6d86144d | 390 | log_info(";%f%%;%f%%;%lu", usr_cpu, sys_cpu, ts->ctx); |
2270890c JA |
391 | |
392 | stat_calc_dist(ts, io_u_dist); | |
04a0feae JA |
393 | stat_calc_lat_u(ts, io_u_lat_u); |
394 | stat_calc_lat_m(ts, io_u_lat_m); | |
2270890c | 395 | |
6d86144d | 396 | 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 | 397 | |
04a0feae JA |
398 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
399 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
400 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) | |
401 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
402 | log_info("\n"); | |
2270890c JA |
403 | |
404 | if (ts->description) | |
6d86144d | 405 | log_info(";%s", ts->description); |
2270890c | 406 | |
6d86144d | 407 | log_info("\n"); |
756867bd JA |
408 | } |
409 | ||
197574e4 | 410 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
756867bd JA |
411 | { |
412 | double mean, S; | |
413 | ||
414 | dst->min_val = min(dst->min_val, src->min_val); | |
415 | dst->max_val = max(dst->max_val, src->max_val); | |
416 | dst->samples += src->samples; | |
417 | ||
418 | /* | |
419 | * Needs a new method for calculating stddev, we cannot just | |
420 | * average them we do below for nr > 1 | |
421 | */ | |
422 | if (nr == 1) { | |
423 | mean = src->mean; | |
424 | S = src->S; | |
425 | } else { | |
c39cced6 JA |
426 | mean = ((src->mean * (double) (nr - 1)) + dst->mean) / ((double) nr); |
427 | S = ((src->S * (double) (nr - 1)) + dst->S) / ((double) nr); | |
756867bd JA |
428 | } |
429 | ||
430 | dst->mean = mean; | |
431 | dst->S = S; | |
432 | } | |
433 | ||
3c39a379 JA |
434 | void show_run_stats(void) |
435 | { | |
436 | struct group_run_stats *runstats, *rs; | |
437 | struct thread_data *td; | |
756867bd | 438 | struct thread_stat *threadstats, *ts; |
197574e4 | 439 | int i, j, k, l, nr_ts, last_ts, idx; |
3c39a379 JA |
440 | |
441 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); | |
442 | ||
443 | for (i = 0; i < groupid + 1; i++) { | |
444 | rs = &runstats[i]; | |
445 | ||
446 | memset(rs, 0, sizeof(*rs)); | |
447 | rs->min_bw[0] = rs->min_run[0] = ~0UL; | |
448 | rs->min_bw[1] = rs->min_run[1] = ~0UL; | |
449 | } | |
450 | ||
756867bd JA |
451 | /* |
452 | * find out how many threads stats we need. if group reporting isn't | |
453 | * enabled, it's one-per-td. | |
454 | */ | |
455 | nr_ts = 0; | |
456 | last_ts = -1; | |
457 | for_each_td(td, i) { | |
2dc1bbeb | 458 | if (!td->o.group_reporting) { |
756867bd JA |
459 | nr_ts++; |
460 | continue; | |
461 | } | |
462 | if (last_ts == td->groupid) | |
463 | continue; | |
464 | ||
465 | last_ts = td->groupid; | |
466 | nr_ts++; | |
467 | } | |
468 | ||
469 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); | |
470 | ||
471 | for (i = 0; i < nr_ts; i++) { | |
472 | ts = &threadstats[i]; | |
473 | ||
474 | memset(ts, 0, sizeof(*ts)); | |
de64df05 | 475 | for (j = 0; j <= DDIR_WRITE; j++) { |
197574e4 JA |
476 | ts->clat_stat[j].min_val = -1UL; |
477 | ts->slat_stat[j].min_val = -1UL; | |
478 | ts->bw_stat[j].min_val = -1UL; | |
479 | } | |
7abd0e3a | 480 | ts->groupid = -1; |
756867bd JA |
481 | } |
482 | ||
483 | j = 0; | |
484 | last_ts = -1; | |
197574e4 | 485 | idx = 0; |
34572e28 | 486 | for_each_td(td, i) { |
2dc1bbeb JA |
487 | if (idx && (!td->o.group_reporting || |
488 | (td->o.group_reporting && last_ts != td->groupid))) { | |
7abd0e3a JA |
489 | idx = 0; |
490 | j++; | |
491 | } | |
492 | ||
493 | last_ts = td->groupid; | |
494 | ||
756867bd JA |
495 | ts = &threadstats[j]; |
496 | ||
197574e4 | 497 | idx++; |
6586ee89 | 498 | ts->members++; |
756867bd | 499 | |
7abd0e3a | 500 | if (ts->groupid == -1) { |
2dc84ba7 JA |
501 | /* |
502 | * These are per-group shared already | |
503 | */ | |
2dc1bbeb JA |
504 | ts->name = td->o.name; |
505 | ts->description = td->o.description; | |
756867bd | 506 | ts->groupid = td->groupid; |
2dc84ba7 JA |
507 | |
508 | /* | |
509 | * first pid in group, not very useful... | |
510 | */ | |
756867bd | 511 | ts->pid = td->pid; |
2dc84ba7 JA |
512 | } |
513 | ||
514 | if (td->error && !ts->error) { | |
515 | ts->error = td->error; | |
756867bd JA |
516 | ts->verror = td->verror; |
517 | } | |
518 | ||
de64df05 | 519 | for (l = 0; l <= DDIR_WRITE; l++) { |
197574e4 JA |
520 | sum_stat(&ts->clat_stat[l], &td->ts.clat_stat[l], idx); |
521 | sum_stat(&ts->slat_stat[l], &td->ts.slat_stat[l], idx); | |
522 | sum_stat(&ts->bw_stat[l], &td->ts.bw_stat[l], idx); | |
756867bd | 523 | |
197574e4 JA |
524 | ts->stat_io_bytes[l] += td->ts.stat_io_bytes[l]; |
525 | ts->io_bytes[l] += td->ts.io_bytes[l]; | |
526 | ||
527 | if (ts->runtime[l] < td->ts.runtime[l]) | |
528 | ts->runtime[l] = td->ts.runtime[l]; | |
529 | } | |
756867bd JA |
530 | |
531 | ts->usr_time += td->ts.usr_time; | |
532 | ts->sys_time += td->ts.sys_time; | |
533 | ts->ctx += td->ts.ctx; | |
534 | ||
535 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
536 | ts->io_u_map[k] += td->ts.io_u_map[k]; | |
04a0feae JA |
537 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) |
538 | ts->io_u_lat_u[k] += td->ts.io_u_lat_u[k]; | |
539 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) | |
540 | ts->io_u_lat_m[k] += td->ts.io_u_lat_m[k]; | |
541 | ||
756867bd | 542 | |
30061b97 | 543 | for (k = 0; k <= DDIR_WRITE; k++) { |
b3605062 | 544 | ts->total_io_u[k] += td->ts.total_io_u[k]; |
30061b97 JA |
545 | ts->short_io_u[k] += td->ts.short_io_u[k]; |
546 | } | |
756867bd JA |
547 | |
548 | ts->total_run_time += td->ts.total_run_time; | |
756867bd JA |
549 | } |
550 | ||
551 | for (i = 0; i < nr_ts; i++) { | |
94370ac4 | 552 | unsigned long long bw; |
3c39a379 | 553 | |
756867bd JA |
554 | ts = &threadstats[i]; |
555 | rs = &runstats[ts->groupid]; | |
3c39a379 | 556 | |
de64df05 | 557 | for (j = 0; j <= DDIR_WRITE; j++) { |
94370ac4 JA |
558 | if (!ts->runtime[j]) |
559 | continue; | |
560 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) | |
561 | rs->min_run[j] = ts->runtime[j]; | |
562 | if (ts->runtime[j] > rs->max_run[j]) | |
563 | rs->max_run[j] = ts->runtime[j]; | |
564 | ||
565 | bw = 0; | |
566 | if (ts->runtime[j]) | |
567 | bw = ts->io_bytes[j] / (unsigned long long) ts->runtime[j]; | |
568 | if (bw < rs->min_bw[j]) | |
569 | rs->min_bw[j] = bw; | |
570 | if (bw > rs->max_bw[j]) | |
571 | rs->max_bw[j] = bw; | |
572 | ||
573 | rs->io_kb[j] += ts->io_bytes[j] >> 10; | |
574 | } | |
3c39a379 JA |
575 | } |
576 | ||
577 | for (i = 0; i < groupid + 1; i++) { | |
578 | rs = &runstats[i]; | |
579 | ||
580 | if (rs->max_run[0]) | |
581 | rs->agg[0] = (rs->io_kb[0]*1024) / rs->max_run[0]; | |
582 | if (rs->max_run[1]) | |
583 | rs->agg[1] = (rs->io_kb[1]*1024) / rs->max_run[1]; | |
584 | } | |
585 | ||
586 | /* | |
587 | * don't overwrite last signal output | |
588 | */ | |
c6ae0a5b JA |
589 | if (!terse_output) |
590 | printf("\n"); | |
3c39a379 | 591 | |
756867bd JA |
592 | for (i = 0; i < nr_ts; i++) { |
593 | ts = &threadstats[i]; | |
594 | rs = &runstats[ts->groupid]; | |
3c39a379 | 595 | |
c6ae0a5b | 596 | if (terse_output) |
756867bd | 597 | show_thread_status_terse(ts, rs); |
c6ae0a5b | 598 | else |
756867bd | 599 | show_thread_status(ts, rs); |
3c39a379 JA |
600 | } |
601 | ||
c6ae0a5b JA |
602 | if (!terse_output) { |
603 | for (i = 0; i < groupid + 1; i++) | |
604 | show_group_stats(&runstats[i], i); | |
3c39a379 | 605 | |
c6ae0a5b JA |
606 | show_disk_util(); |
607 | } | |
eecf272f JA |
608 | |
609 | free(runstats); | |
756867bd | 610 | free(threadstats); |
3c39a379 JA |
611 | } |
612 | ||
68704084 | 613 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
3c39a379 | 614 | { |
68704084 | 615 | double val = data; |
6660cc67 | 616 | double delta; |
68704084 JA |
617 | |
618 | if (data > is->max_val) | |
619 | is->max_val = data; | |
620 | if (data < is->min_val) | |
621 | is->min_val = data; | |
622 | ||
623 | delta = val - is->mean; | |
ef11d737 JA |
624 | if (delta) { |
625 | is->mean += delta / (is->samples + 1.0); | |
626 | is->S += delta * (val - is->mean); | |
627 | } | |
3c39a379 | 628 | |
3c39a379 JA |
629 | is->samples++; |
630 | } | |
631 | ||
bb3884d8 JA |
632 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
633 | enum fio_ddir ddir, unsigned long time) | |
3c39a379 JA |
634 | { |
635 | if (iolog->nr_samples == iolog->max_samples) { | |
636 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; | |
637 | ||
638 | iolog->log = realloc(iolog->log, new_size); | |
639 | iolog->max_samples <<= 1; | |
640 | } | |
641 | ||
642 | iolog->log[iolog->nr_samples].val = val; | |
bb3884d8 | 643 | iolog->log[iolog->nr_samples].time = time; |
3c39a379 JA |
644 | iolog->log[iolog->nr_samples].ddir = ddir; |
645 | iolog->nr_samples++; | |
646 | } | |
647 | ||
bb3884d8 JA |
648 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
649 | unsigned long val, enum fio_ddir ddir) | |
650 | { | |
651 | __add_log_sample(iolog, val, ddir, mtime_since_now(&td->epoch)); | |
652 | } | |
653 | ||
654 | void add_agg_sample(unsigned long val, enum fio_ddir ddir) | |
655 | { | |
656 | struct io_log *iolog = agg_io_log[ddir]; | |
657 | ||
658 | __add_log_sample(iolog, val, ddir, mtime_since_genesis()); | |
659 | } | |
660 | ||
1e97cce9 | 661 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
d85f5118 | 662 | unsigned long usec) |
3c39a379 | 663 | { |
756867bd | 664 | struct thread_stat *ts = &td->ts; |
079ad09b | 665 | |
d85f5118 | 666 | add_stat_sample(&ts->clat_stat[ddir], usec); |
3c39a379 | 667 | |
079ad09b | 668 | if (ts->clat_log) |
d85f5118 | 669 | add_log_sample(td, ts->clat_log, usec, ddir); |
3c39a379 JA |
670 | } |
671 | ||
1e97cce9 | 672 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
d85f5118 | 673 | unsigned long usec) |
3c39a379 | 674 | { |
756867bd | 675 | struct thread_stat *ts = &td->ts; |
079ad09b | 676 | |
d85f5118 | 677 | add_stat_sample(&ts->slat_stat[ddir], usec); |
3c39a379 | 678 | |
079ad09b | 679 | if (ts->slat_log) |
d85f5118 | 680 | add_log_sample(td, ts->slat_log, usec, ddir); |
3c39a379 JA |
681 | } |
682 | ||
1e97cce9 JA |
683 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, |
684 | struct timeval *t) | |
3c39a379 | 685 | { |
756867bd | 686 | struct thread_stat *ts = &td->ts; |
079ad09b | 687 | unsigned long spent = mtime_since(&ts->stat_sample_time[ddir], t); |
3c39a379 JA |
688 | unsigned long rate; |
689 | ||
2dc1bbeb | 690 | if (spent < td->o.bw_avg_time) |
3c39a379 JA |
691 | return; |
692 | ||
079ad09b JA |
693 | rate = (td->this_io_bytes[ddir] - ts->stat_io_bytes[ddir]) / spent; |
694 | add_stat_sample(&ts->bw_stat[ddir], rate); | |
3c39a379 | 695 | |
079ad09b JA |
696 | if (ts->bw_log) |
697 | add_log_sample(td, ts->bw_log, rate, ddir); | |
3c39a379 | 698 | |
079ad09b JA |
699 | fio_gettime(&ts->stat_sample_time[ddir], NULL); |
700 | ts->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; | |
3c39a379 | 701 | } |