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" | |
7c9b1bce | 11 | #include "diskutil.h" |
c7c6cb4c | 12 | #include "lib/ieee754.h" |
cc372b17 | 13 | #include "json.h" |
3c39a379 | 14 | |
3c39a379 JA |
15 | void update_rusage_stat(struct thread_data *td) |
16 | { | |
756867bd | 17 | struct thread_stat *ts = &td->ts; |
3c39a379 | 18 | |
40059399 | 19 | #ifdef RUSAGE_THREAD |
f5fd0b1c YR |
20 | getrusage(RUSAGE_THREAD, &td->ru_end); |
21 | #else | |
c8aaba19 | 22 | getrusage(RUSAGE_SELF, &td->ru_end); |
f5fd0b1c | 23 | #endif |
079ad09b | 24 | |
c8aaba19 JA |
25 | ts->usr_time += mtime_since(&td->ru_start.ru_utime, |
26 | &td->ru_end.ru_utime); | |
27 | ts->sys_time += mtime_since(&td->ru_start.ru_stime, | |
28 | &td->ru_end.ru_stime); | |
29 | ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw | |
30 | - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw); | |
31 | ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt; | |
32 | ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt; | |
5ec10eaa | 33 | |
c8aaba19 | 34 | memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end)); |
3c39a379 JA |
35 | } |
36 | ||
83349190 YH |
37 | /* |
38 | * Given a latency, return the index of the corresponding bucket in | |
39 | * the structure tracking percentiles. | |
40 | * | |
41 | * (1) find the group (and error bits) that the value (latency) | |
42 | * belongs to by looking at its MSB. (2) find the bucket number in the | |
43 | * group by looking at the index bits. | |
44 | * | |
45 | */ | |
46 | static unsigned int plat_val_to_idx(unsigned int val) | |
47 | { | |
48 | unsigned int msb, error_bits, base, offset, idx; | |
49 | ||
50 | /* Find MSB starting from bit 0 */ | |
51 | if (val == 0) | |
52 | msb = 0; | |
53 | else | |
54 | msb = (sizeof(val)*8) - __builtin_clz(val) - 1; | |
55 | ||
716050f2 JA |
56 | /* |
57 | * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use | |
58 | * all bits of the sample as index | |
59 | */ | |
83349190 YH |
60 | if (msb <= FIO_IO_U_PLAT_BITS) |
61 | return val; | |
62 | ||
63 | /* Compute the number of error bits to discard*/ | |
64 | error_bits = msb - FIO_IO_U_PLAT_BITS; | |
65 | ||
66 | /* Compute the number of buckets before the group */ | |
67 | base = (error_bits + 1) << FIO_IO_U_PLAT_BITS; | |
68 | ||
716050f2 JA |
69 | /* |
70 | * Discard the error bits and apply the mask to find the | |
71 | * index for the buckets in the group | |
72 | */ | |
83349190 YH |
73 | offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits); |
74 | ||
75 | /* Make sure the index does not exceed (array size - 1) */ | |
76 | idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1)? | |
77 | (base + offset) : (FIO_IO_U_PLAT_NR - 1); | |
78 | ||
79 | return idx; | |
80 | } | |
81 | ||
82 | /* | |
83 | * Convert the given index of the bucket array to the value | |
84 | * represented by the bucket | |
85 | */ | |
86 | static unsigned int plat_idx_to_val(unsigned int idx) | |
87 | { | |
88 | unsigned int error_bits, k, base; | |
89 | ||
90 | assert(idx < FIO_IO_U_PLAT_NR); | |
91 | ||
92 | /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use | |
93 | * all bits of the sample as index */ | |
94 | if (idx < (FIO_IO_U_PLAT_VAL << 1) ) | |
95 | return idx; | |
96 | ||
97 | /* Find the group and compute the minimum value of that group */ | |
98 | error_bits = (idx >> FIO_IO_U_PLAT_BITS) -1; | |
99 | base = 1 << (error_bits + FIO_IO_U_PLAT_BITS); | |
100 | ||
101 | /* Find its bucket number of the group */ | |
102 | k = idx % FIO_IO_U_PLAT_VAL; | |
103 | ||
104 | /* Return the mean of the range of the bucket */ | |
105 | return base + ((k + 0.5) * (1 << error_bits)); | |
106 | } | |
107 | ||
108 | static int double_cmp(const void *a, const void *b) | |
109 | { | |
802ad4a8 JA |
110 | const fio_fp64_t fa = *(const fio_fp64_t *) a; |
111 | const fio_fp64_t fb = *(const fio_fp64_t *) b; | |
83349190 YH |
112 | int cmp = 0; |
113 | ||
802ad4a8 | 114 | if (fa.u.f > fb.u.f) |
83349190 | 115 | cmp = 1; |
802ad4a8 | 116 | else if (fa.u.f < fb.u.f) |
83349190 YH |
117 | cmp = -1; |
118 | ||
119 | return cmp; | |
120 | } | |
121 | ||
1db92cb6 JA |
122 | static unsigned int calc_clat_percentiles(unsigned int *io_u_plat, |
123 | unsigned long nr, fio_fp64_t *plist, | |
124 | unsigned int **output, | |
125 | unsigned int *maxv, | |
126 | unsigned int *minv) | |
83349190 YH |
127 | { |
128 | unsigned long sum = 0; | |
1db92cb6 JA |
129 | unsigned int len, i, j = 0; |
130 | unsigned int oval_len = 0; | |
131 | unsigned int *ovals = NULL; | |
132 | int is_last; | |
133 | ||
134 | *minv = -1U; | |
135 | *maxv = 0; | |
83349190 | 136 | |
802ad4a8 JA |
137 | len = 0; |
138 | while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0) | |
139 | len++; | |
716050f2 | 140 | |
351de8de | 141 | if (!len) |
1db92cb6 | 142 | return 0; |
351de8de | 143 | |
716050f2 | 144 | /* |
802ad4a8 JA |
145 | * Sort the percentile list. Note that it may already be sorted if |
146 | * we are using the default values, but since it's a short list this | |
147 | * isn't a worry. Also note that this does not work for NaN values. | |
716050f2 | 148 | */ |
802ad4a8 JA |
149 | if (len > 1) |
150 | qsort((void*)plist, len, sizeof(plist[0]), double_cmp); | |
83349190 | 151 | |
4f6f8298 JA |
152 | /* |
153 | * Calculate bucket values, note down max and min values | |
154 | */ | |
07511a63 JA |
155 | is_last = 0; |
156 | for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) { | |
83349190 | 157 | sum += io_u_plat[i]; |
802ad4a8 JA |
158 | while (sum >= (plist[j].u.f / 100.0 * nr)) { |
159 | assert(plist[j].u.f <= 100.0); | |
83349190 | 160 | |
4f6f8298 JA |
161 | if (j == oval_len) { |
162 | oval_len += 100; | |
163 | ovals = realloc(ovals, oval_len * sizeof(unsigned int)); | |
164 | } | |
165 | ||
166 | ovals[j] = plat_idx_to_val(i); | |
1db92cb6 JA |
167 | if (ovals[j] < *minv) |
168 | *minv = ovals[j]; | |
169 | if (ovals[j] > *maxv) | |
170 | *maxv = ovals[j]; | |
07511a63 JA |
171 | |
172 | is_last = (j == len - 1); | |
173 | if (is_last) | |
174 | break; | |
175 | ||
4f6f8298 JA |
176 | j++; |
177 | } | |
178 | } | |
83349190 | 179 | |
1db92cb6 JA |
180 | *output = ovals; |
181 | return len; | |
182 | } | |
183 | ||
184 | /* | |
185 | * Find and display the p-th percentile of clat | |
186 | */ | |
187 | static void show_clat_percentiles(unsigned int *io_u_plat, unsigned long nr, | |
188 | fio_fp64_t *plist) | |
189 | { | |
190 | unsigned int len, j = 0, minv, maxv; | |
191 | unsigned int *ovals; | |
192 | int is_last, scale_down; | |
193 | ||
194 | len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv); | |
195 | if (!len) | |
196 | goto out; | |
197 | ||
4f6f8298 JA |
198 | /* |
199 | * We default to usecs, but if the value range is such that we | |
200 | * should scale down to msecs, do that. | |
201 | */ | |
202 | if (minv > 2000 && maxv > 99999) { | |
203 | scale_down = 1; | |
204 | log_info(" clat percentiles (msec):\n |"); | |
205 | } else { | |
206 | scale_down = 0; | |
207 | log_info(" clat percentiles (usec):\n |"); | |
208 | } | |
83349190 | 209 | |
4f6f8298 JA |
210 | for (j = 0; j < len; j++) { |
211 | char fbuf[8]; | |
81ab0b3a | 212 | |
4f6f8298 JA |
213 | /* for formatting */ |
214 | if (j != 0 && (j % 4) == 0) | |
215 | log_info(" |"); | |
83349190 | 216 | |
4f6f8298 JA |
217 | /* end of the list */ |
218 | is_last = (j == len - 1); | |
83349190 | 219 | |
4f6f8298 JA |
220 | if (plist[j].u.f < 10.0) |
221 | sprintf(fbuf, " %2.2f", plist[j].u.f); | |
222 | else | |
223 | sprintf(fbuf, "%2.2f", plist[j].u.f); | |
224 | ||
225 | if (scale_down) | |
226 | ovals[j] = (ovals[j] + 999) / 1000; | |
227 | ||
228 | log_info(" %sth=[%5u]%c", fbuf, ovals[j], is_last ? '\n' : ','); | |
229 | ||
230 | if (is_last) | |
231 | break; | |
232 | ||
233 | if (j % 4 == 3) /* for formatting */ | |
234 | log_info("\n"); | |
83349190 | 235 | } |
4f6f8298 | 236 | |
1db92cb6 | 237 | out: |
4f6f8298 JA |
238 | if (ovals) |
239 | free(ovals); | |
83349190 YH |
240 | } |
241 | ||
3c39a379 JA |
242 | static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max, |
243 | double *mean, double *dev) | |
244 | { | |
68704084 | 245 | double n = is->samples; |
3c39a379 JA |
246 | |
247 | if (is->samples == 0) | |
248 | return 0; | |
249 | ||
250 | *min = is->min_val; | |
251 | *max = is->max_val; | |
252 | ||
253 | n = (double) is->samples; | |
802ad4a8 | 254 | *mean = is->mean.u.f; |
e6d276f2 | 255 | |
68704084 | 256 | if (n > 1.0) |
802ad4a8 | 257 | *dev = sqrt(is->S.u.f / (n - 1.0)); |
ef9c5c40 | 258 | else |
4b43f54e | 259 | *dev = 0; |
ef9c5c40 | 260 | |
3c39a379 JA |
261 | return 1; |
262 | } | |
263 | ||
a64e88da | 264 | void show_group_stats(struct group_run_stats *rs) |
3c39a379 | 265 | { |
dbe1125e | 266 | char *p1, *p2, *p3, *p4; |
6eaf09d6 | 267 | const char *ddir_str[] = { " READ", " WRITE" , " TRIM"}; |
dbe1125e JA |
268 | int i; |
269 | ||
7e1773ba | 270 | log_info("\nRun status group %d (all jobs):\n", rs->groupid); |
3c39a379 | 271 | |
6eaf09d6 | 272 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
90fef2d1 JA |
273 | const int i2p = is_power_of_2(rs->kb_base); |
274 | ||
dbe1125e JA |
275 | if (!rs->max_run[i]) |
276 | continue; | |
277 | ||
90fef2d1 JA |
278 | p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p); |
279 | p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p); | |
280 | p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p); | |
281 | p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p); | |
dbe1125e | 282 | |
b22989b9 | 283 | log_info("%s: io=%sB, aggrb=%sB/s, minb=%sB/s, maxb=%sB/s," |
5ec10eaa JA |
284 | " mint=%llumsec, maxt=%llumsec\n", ddir_str[i], p1, p2, |
285 | p3, p4, rs->min_run[i], | |
286 | rs->max_run[i]); | |
dbe1125e JA |
287 | |
288 | free(p1); | |
289 | free(p2); | |
290 | free(p3); | |
291 | free(p4); | |
292 | } | |
3c39a379 JA |
293 | } |
294 | ||
b3605062 | 295 | #define ts_total_io_u(ts) \ |
6eaf09d6 SL |
296 | ((ts)->total_io_u[DDIR_READ] + (ts)->total_io_u[DDIR_WRITE] +\ |
297 | (ts)->total_io_u[DDIR_TRIM]) | |
b3605062 | 298 | |
838bc709 JA |
299 | static void stat_calc_dist(unsigned int *map, unsigned long total, |
300 | double *io_u_dist) | |
2270890c JA |
301 | { |
302 | int i; | |
303 | ||
304 | /* | |
305 | * Do depth distribution calculations | |
306 | */ | |
307 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
838bc709 JA |
308 | if (total) { |
309 | io_u_dist[i] = (double) map[i] / (double) total; | |
310 | io_u_dist[i] *= 100.0; | |
311 | if (io_u_dist[i] < 0.1 && map[i]) | |
312 | io_u_dist[i] = 0.1; | |
313 | } else | |
314 | io_u_dist[i] = 0.0; | |
2270890c JA |
315 | } |
316 | } | |
317 | ||
04a0feae JA |
318 | static void stat_calc_lat(struct thread_stat *ts, double *dst, |
319 | unsigned int *src, int nr) | |
2270890c | 320 | { |
838bc709 | 321 | unsigned long total = ts_total_io_u(ts); |
2270890c JA |
322 | int i; |
323 | ||
324 | /* | |
325 | * Do latency distribution calculations | |
326 | */ | |
04a0feae | 327 | for (i = 0; i < nr; i++) { |
838bc709 JA |
328 | if (total) { |
329 | dst[i] = (double) src[i] / (double) total; | |
330 | dst[i] *= 100.0; | |
331 | if (dst[i] < 0.01 && src[i]) | |
332 | dst[i] = 0.01; | |
333 | } else | |
334 | dst[i] = 0.0; | |
2270890c JA |
335 | } |
336 | } | |
337 | ||
04a0feae JA |
338 | static void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat) |
339 | { | |
340 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR); | |
341 | } | |
342 | ||
343 | static void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat) | |
344 | { | |
345 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR); | |
346 | } | |
347 | ||
ea2accc5 JA |
348 | static int usec_to_msec(unsigned long *min, unsigned long *max, double *mean, |
349 | double *dev) | |
350 | { | |
351 | if (*min > 1000 && *max > 1000 && *mean > 1000.0 && *dev > 1000.0) { | |
352 | *min /= 1000; | |
353 | *max /= 1000; | |
354 | *mean /= 1000.0; | |
355 | *dev /= 1000.0; | |
356 | return 0; | |
357 | } | |
358 | ||
359 | return 1; | |
360 | } | |
361 | ||
756867bd | 362 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
3c39a379 JA |
363 | int ddir) |
364 | { | |
6eaf09d6 | 365 | const char *ddir_str[] = { "read ", "write", "trim" }; |
8879fd15 | 366 | unsigned long min, max, runt; |
b3605062 | 367 | unsigned long long bw, iops; |
3c39a379 | 368 | double mean, dev; |
b3605062 | 369 | char *io_p, *bw_p, *iops_p; |
90fef2d1 | 370 | int i2p; |
3c39a379 | 371 | |
ff58fced JA |
372 | assert(ddir_rw(ddir)); |
373 | ||
756867bd | 374 | if (!ts->runtime[ddir]) |
3c39a379 JA |
375 | return; |
376 | ||
90fef2d1 | 377 | i2p = is_power_of_2(rs->kb_base); |
8879fd15 JA |
378 | runt = ts->runtime[ddir]; |
379 | ||
380 | bw = (1000 * ts->io_bytes[ddir]) / runt; | |
90fef2d1 JA |
381 | io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p); |
382 | bw_p = num2str(bw, 6, 1, i2p); | |
8879fd15 | 383 | |
0aacc50c | 384 | iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt; |
b3605062 | 385 | iops_p = num2str(iops, 6, 1, 0); |
dbe1125e | 386 | |
cda99fa0 | 387 | log_info(" %s: io=%sB, bw=%sB/s, iops=%s, runt=%6llumsec\n", |
5ec10eaa JA |
388 | ddir_str[ddir], io_p, bw_p, iops_p, |
389 | ts->runtime[ddir]); | |
dbe1125e JA |
390 | |
391 | free(io_p); | |
392 | free(bw_p); | |
b3605062 | 393 | free(iops_p); |
3c39a379 | 394 | |
d85f5118 JA |
395 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { |
396 | const char *base = "(usec)"; | |
d9309cb1 | 397 | char *minp, *maxp; |
d85f5118 | 398 | |
ea2accc5 | 399 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
d85f5118 | 400 | base = "(msec)"; |
ea2accc5 | 401 | |
d9309cb1 JA |
402 | minp = num2str(min, 6, 1, 0); |
403 | maxp = num2str(max, 6, 1, 0); | |
404 | ||
5ec10eaa JA |
405 | log_info(" slat %s: min=%s, max=%s, avg=%5.02f," |
406 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
d9309cb1 JA |
407 | |
408 | free(minp); | |
409 | free(maxp); | |
d85f5118 JA |
410 | } |
411 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { | |
412 | const char *base = "(usec)"; | |
d9309cb1 | 413 | char *minp, *maxp; |
d85f5118 | 414 | |
ea2accc5 JA |
415 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
416 | base = "(msec)"; | |
417 | ||
d9309cb1 JA |
418 | minp = num2str(min, 6, 1, 0); |
419 | maxp = num2str(max, 6, 1, 0); | |
5ec10eaa JA |
420 | |
421 | log_info(" clat %s: min=%s, max=%s, avg=%5.02f," | |
422 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
d9309cb1 JA |
423 | |
424 | free(minp); | |
425 | free(maxp); | |
d85f5118 | 426 | } |
02af0988 JA |
427 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { |
428 | const char *base = "(usec)"; | |
429 | char *minp, *maxp; | |
430 | ||
431 | if (!usec_to_msec(&min, &max, &mean, &dev)) | |
432 | base = "(msec)"; | |
433 | ||
434 | minp = num2str(min, 6, 1, 0); | |
435 | maxp = num2str(max, 6, 1, 0); | |
436 | ||
437 | log_info(" lat %s: min=%s, max=%s, avg=%5.02f," | |
438 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
439 | ||
440 | free(minp); | |
441 | free(maxp); | |
442 | } | |
83349190 YH |
443 | if (ts->clat_percentiles) { |
444 | show_clat_percentiles(ts->io_u_plat[ddir], | |
445 | ts->clat_stat[ddir].samples, | |
446 | ts->percentile_list); | |
447 | } | |
079ad09b | 448 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
19d3e967 | 449 | double p_of_agg = 100.0; |
b7017e32 | 450 | const char *bw_str = "KB"; |
3c39a379 | 451 | |
2f2c6924 | 452 | if (rs->agg[ddir]) { |
19d3e967 JA |
453 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; |
454 | if (p_of_agg > 100.0) | |
455 | p_of_agg = 100.0; | |
456 | } | |
b7017e32 JA |
457 | |
458 | if (mean > 999999.9) { | |
459 | min /= 1000.0; | |
460 | max /= 1000.0; | |
461 | mean /= 1000.0; | |
462 | dev /= 1000.0; | |
463 | bw_str = "MB"; | |
464 | } | |
465 | ||
7e1773ba | 466 | log_info(" bw (%s/s) : min=%5lu, max=%5lu, per=%3.2f%%," |
b7017e32 JA |
467 | " avg=%5.02f, stdev=%5.02f\n", bw_str, min, max, |
468 | p_of_agg, mean, dev); | |
3c39a379 JA |
469 | } |
470 | } | |
471 | ||
7e1773ba JA |
472 | static int show_lat(double *io_u_lat, int nr, const char **ranges, |
473 | const char *msg) | |
04a0feae | 474 | { |
7e1773ba | 475 | int new_line = 1, i, line = 0, shown = 0; |
04a0feae JA |
476 | |
477 | for (i = 0; i < nr; i++) { | |
478 | if (io_u_lat[i] <= 0.0) | |
479 | continue; | |
7e1773ba | 480 | shown = 1; |
04a0feae | 481 | if (new_line) { |
4539ed73 JA |
482 | if (line) |
483 | log_info("\n"); | |
7e1773ba | 484 | log_info(" lat (%s) : ", msg); |
04a0feae JA |
485 | new_line = 0; |
486 | line = 0; | |
487 | } | |
488 | if (line) | |
489 | log_info(", "); | |
490 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); | |
491 | line++; | |
492 | if (line == 5) | |
493 | new_line = 1; | |
494 | } | |
7e1773ba JA |
495 | |
496 | if (shown) | |
497 | log_info("\n"); | |
498 | ||
499 | return shown; | |
04a0feae JA |
500 | } |
501 | ||
502 | static void show_lat_u(double *io_u_lat_u) | |
503 | { | |
504 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
505 | "250=", "500=", "750=", "1000=", }; | |
506 | ||
507 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); | |
508 | } | |
509 | ||
510 | static void show_lat_m(double *io_u_lat_m) | |
511 | { | |
512 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
513 | "250=", "500=", "750=", "1000=", "2000=", | |
514 | ">=2000=", }; | |
515 | ||
516 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); | |
517 | } | |
518 | ||
519 | static void show_latencies(double *io_u_lat_u, double *io_u_lat_m) | |
520 | { | |
521 | show_lat_u(io_u_lat_u); | |
522 | show_lat_m(io_u_lat_m); | |
04a0feae JA |
523 | } |
524 | ||
a64e88da | 525 | void show_thread_status(struct thread_stat *ts, struct group_run_stats *rs) |
3c39a379 JA |
526 | { |
527 | double usr_cpu, sys_cpu; | |
69008999 | 528 | unsigned long runtime; |
71619dc2 | 529 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
530 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
531 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
57a64324 JA |
532 | time_t time_p; |
533 | char time_buf[64]; | |
3c39a379 | 534 | |
6eaf09d6 SL |
535 | if (!(ts->io_bytes[DDIR_READ] + ts->io_bytes[DDIR_WRITE] + |
536 | ts->io_bytes[DDIR_TRIM]) && !(ts->total_io_u[DDIR_READ] + | |
537 | ts->total_io_u[DDIR_WRITE] + ts->total_io_u[DDIR_TRIM])) | |
3c39a379 JA |
538 | return; |
539 | ||
57a64324 | 540 | time(&time_p); |
45054cbe | 541 | os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf)); |
57a64324 | 542 | |
5ec10eaa | 543 | if (!ts->error) { |
57a64324 | 544 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s", |
5ec10eaa | 545 | ts->name, ts->groupid, ts->members, |
57a64324 | 546 | ts->error, (int) ts->pid, time_buf); |
5ec10eaa | 547 | } else { |
57a64324 | 548 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s", |
5ec10eaa | 549 | ts->name, ts->groupid, ts->members, |
57a64324 JA |
550 | ts->error, ts->verror, (int) ts->pid, |
551 | time_buf); | |
5ec10eaa | 552 | } |
3c39a379 | 553 | |
259e47de | 554 | if (strlen(ts->description)) |
6d86144d | 555 | log_info(" Description : [%s]\n", ts->description); |
7bdce1bd | 556 | |
756867bd JA |
557 | if (ts->io_bytes[DDIR_READ]) |
558 | show_ddir_status(rs, ts, DDIR_READ); | |
559 | if (ts->io_bytes[DDIR_WRITE]) | |
560 | show_ddir_status(rs, ts, DDIR_WRITE); | |
6eaf09d6 SL |
561 | if (ts->io_bytes[DDIR_TRIM]) |
562 | show_ddir_status(rs, ts, DDIR_TRIM); | |
3c39a379 | 563 | |
7e1773ba JA |
564 | stat_calc_lat_u(ts, io_u_lat_u); |
565 | stat_calc_lat_m(ts, io_u_lat_m); | |
566 | show_latencies(io_u_lat_u, io_u_lat_m); | |
567 | ||
756867bd | 568 | runtime = ts->total_run_time; |
69008999 | 569 | if (runtime) { |
1e97cce9 | 570 | double runt = (double) runtime; |
3c39a379 | 571 | |
756867bd JA |
572 | usr_cpu = (double) ts->usr_time * 100 / runt; |
573 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
3c39a379 JA |
574 | } else { |
575 | usr_cpu = 0; | |
576 | sys_cpu = 0; | |
577 | } | |
578 | ||
5ec10eaa JA |
579 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu," |
580 | " minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf); | |
71619dc2 | 581 | |
838bc709 | 582 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
5ec10eaa JA |
583 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%," |
584 | " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
585 | io_u_dist[1], io_u_dist[2], | |
586 | io_u_dist[3], io_u_dist[4], | |
587 | io_u_dist[5], io_u_dist[6]); | |
838bc709 JA |
588 | |
589 | stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist); | |
590 | log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
591 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
592 | io_u_dist[1], io_u_dist[2], | |
593 | io_u_dist[3], io_u_dist[4], | |
594 | io_u_dist[5], io_u_dist[6]); | |
595 | stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist); | |
596 | log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
597 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
598 | io_u_dist[1], io_u_dist[2], | |
599 | io_u_dist[3], io_u_dist[4], | |
600 | io_u_dist[5], io_u_dist[6]); | |
7e1773ba JA |
601 | log_info(" issued : total=r=%lu/w=%lu/d=%lu," |
602 | " short=r=%lu/w=%lu/d=%lu\n", | |
5ec10eaa | 603 | ts->total_io_u[0], ts->total_io_u[1], |
0d29de83 JA |
604 | ts->total_io_u[2], |
605 | ts->short_io_u[0], ts->short_io_u[1], | |
606 | ts->short_io_u[2]); | |
f2bba182 | 607 | if (ts->continue_on_error) { |
1ec99eea JA |
608 | log_info(" errors : total=%lu, first_error=%d/<%s>\n", |
609 | ts->total_err_count, | |
610 | ts->first_error, | |
611 | strerror(ts->first_error)); | |
f2bba182 | 612 | } |
3c39a379 JA |
613 | } |
614 | ||
756867bd | 615 | static void show_ddir_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
616 | struct group_run_stats *rs, int ddir) |
617 | { | |
618 | unsigned long min, max; | |
312b4af2 | 619 | unsigned long long bw, iops; |
1db92cb6 | 620 | unsigned int *ovals = NULL; |
c6ae0a5b | 621 | double mean, dev; |
1db92cb6 JA |
622 | unsigned int len, minv, maxv; |
623 | int i; | |
c6ae0a5b | 624 | |
ff58fced JA |
625 | assert(ddir_rw(ddir)); |
626 | ||
312b4af2 JA |
627 | iops = bw = 0; |
628 | if (ts->runtime[ddir]) { | |
629 | uint64_t runt = ts->runtime[ddir]; | |
630 | ||
033bbb51 | 631 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; |
312b4af2 JA |
632 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; |
633 | } | |
c6ae0a5b | 634 | |
312b4af2 | 635 | log_info(";%llu;%llu;%llu;%llu", ts->io_bytes[ddir] >> 10, bw, iops, |
5ec10eaa | 636 | ts->runtime[ddir]); |
c6ae0a5b | 637 | |
079ad09b | 638 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 639 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 640 | else |
6d86144d | 641 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 642 | |
079ad09b | 643 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 644 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 645 | else |
6d86144d | 646 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 647 | |
1db92cb6 JA |
648 | if (ts->clat_percentiles) { |
649 | len = calc_clat_percentiles(ts->io_u_plat[ddir], | |
650 | ts->clat_stat[ddir].samples, | |
651 | ts->percentile_list, &ovals, &maxv, | |
652 | &minv); | |
653 | } else | |
654 | len = 0; | |
655 | ||
656 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
657 | if (i >= len) { | |
658 | log_info(";0%%=0"); | |
659 | continue; | |
660 | } | |
661 | log_info(";%2.2f%%=%u", ts->percentile_list[i].u.f, ovals[i]); | |
662 | } | |
2341a37a K |
663 | |
664 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) | |
665 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); | |
666 | else | |
667 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); | |
668 | ||
1db92cb6 JA |
669 | if (ovals) |
670 | free(ovals); | |
671 | ||
079ad09b | 672 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
19d3e967 JA |
673 | double p_of_agg = 100.0; |
674 | ||
675 | if (rs->agg[ddir]) { | |
676 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
677 | if (p_of_agg > 100.0) | |
678 | p_of_agg = 100.0; | |
679 | } | |
c6ae0a5b | 680 | |
6d86144d | 681 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
c6ae0a5b | 682 | } else |
6d86144d | 683 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
c6ae0a5b JA |
684 | } |
685 | ||
cc372b17 SL |
686 | static void add_ddir_status_json(struct thread_stat *ts, |
687 | struct group_run_stats *rs, int ddir, struct json_object *parent) | |
688 | { | |
689 | unsigned long min, max; | |
690 | unsigned long long bw, iops; | |
691 | unsigned int *ovals = NULL; | |
692 | double mean, dev; | |
693 | unsigned int len, minv, maxv; | |
694 | int i; | |
695 | const char *ddirname[] = {"read", "write", "trim"}; | |
696 | struct json_object *dir_object, *tmp_object, *percentile_object; | |
697 | char buf[120]; | |
698 | double p_of_agg = 100.0; | |
699 | ||
700 | assert(ddir_rw(ddir)); | |
701 | ||
702 | dir_object = json_create_object(); | |
703 | json_object_add_value_object(parent, ddirname[ddir], dir_object); | |
704 | ||
705 | iops = bw = 0; | |
706 | if (ts->runtime[ddir]) { | |
707 | uint64_t runt = ts->runtime[ddir]; | |
708 | ||
709 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; | |
710 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; | |
711 | } | |
712 | ||
713 | json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir] >> 10); | |
714 | json_object_add_value_int(dir_object, "bw", bw); | |
715 | json_object_add_value_int(dir_object, "iops", iops); | |
716 | json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]); | |
717 | ||
718 | if (!calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { | |
719 | min = max = 0; | |
720 | mean = dev = 0.0; | |
721 | } | |
722 | tmp_object = json_create_object(); | |
723 | json_object_add_value_object(dir_object, "slat", tmp_object); | |
724 | json_object_add_value_int(tmp_object, "min", min); | |
725 | json_object_add_value_int(tmp_object, "max", max); | |
726 | json_object_add_value_float(tmp_object, "mean", mean); | |
727 | json_object_add_value_float(tmp_object, "stddev", dev); | |
728 | ||
729 | if (!calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { | |
730 | min = max = 0; | |
731 | mean = dev = 0.0; | |
732 | } | |
733 | tmp_object = json_create_object(); | |
734 | json_object_add_value_object(dir_object, "clat", tmp_object); | |
735 | json_object_add_value_int(tmp_object, "min", min); | |
736 | json_object_add_value_int(tmp_object, "max", max); | |
737 | json_object_add_value_float(tmp_object, "mean", mean); | |
738 | json_object_add_value_float(tmp_object, "stddev", dev); | |
739 | ||
740 | if (ts->clat_percentiles) { | |
741 | len = calc_clat_percentiles(ts->io_u_plat[ddir], | |
742 | ts->clat_stat[ddir].samples, | |
743 | ts->percentile_list, &ovals, &maxv, | |
744 | &minv); | |
745 | } else | |
746 | len = 0; | |
747 | ||
748 | percentile_object = json_create_object(); | |
749 | json_object_add_value_object(tmp_object, "percentile", percentile_object); | |
750 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
751 | if (i >= len) { | |
752 | json_object_add_value_int(percentile_object, "0.00", 0); | |
753 | continue; | |
754 | } | |
755 | snprintf(buf, sizeof(buf) - 1, "%2.2f", ts->percentile_list[i].u.f); | |
756 | json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]); | |
757 | } | |
758 | ||
759 | if (!calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { | |
760 | min = max = 0; | |
761 | mean = dev = 0.0; | |
762 | } | |
763 | tmp_object = json_create_object(); | |
764 | json_object_add_value_object(dir_object, "lat", tmp_object); | |
765 | json_object_add_value_int(tmp_object, "min", min); | |
766 | json_object_add_value_int(tmp_object, "max", max); | |
767 | json_object_add_value_float(tmp_object, "mean", mean); | |
768 | json_object_add_value_float(tmp_object, "stddev", dev); | |
769 | if (ovals) | |
770 | free(ovals); | |
771 | ||
772 | if (!calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { | |
773 | if (rs->agg[ddir]) { | |
774 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
775 | if (p_of_agg > 100.0) | |
776 | p_of_agg = 100.0; | |
777 | } | |
778 | } else { | |
779 | min = max = 0; | |
780 | p_of_agg = mean = dev = 0.0; | |
781 | } | |
782 | json_object_add_value_int(dir_object, "bw_min", min); | |
783 | json_object_add_value_int(dir_object, "bw_max", max); | |
784 | json_object_add_value_float(dir_object, "bw_agg", mean); | |
785 | json_object_add_value_float(dir_object, "bw_mean", mean); | |
786 | json_object_add_value_float(dir_object, "bw_dev", dev); | |
787 | } | |
788 | ||
4d658652 JA |
789 | static void show_thread_status_terse_v2(struct thread_stat *ts, |
790 | struct group_run_stats *rs) | |
791 | { | |
792 | double io_u_dist[FIO_IO_U_MAP_NR]; | |
793 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; | |
794 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
795 | double usr_cpu, sys_cpu; | |
796 | int i; | |
797 | ||
798 | /* General Info */ | |
799 | log_info("2;%s;%d;%d", ts->name, ts->groupid, ts->error); | |
800 | /* Log Read Status */ | |
6eaf09d6 | 801 | show_ddir_status_terse(ts, rs, DDIR_READ); |
4d658652 | 802 | /* Log Write Status */ |
6eaf09d6 SL |
803 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
804 | /* Log Trim Status */ | |
805 | show_ddir_status_terse(ts, rs, DDIR_TRIM); | |
4d658652 JA |
806 | |
807 | /* CPU Usage */ | |
808 | if (ts->total_run_time) { | |
809 | double runt = (double) ts->total_run_time; | |
810 | ||
811 | usr_cpu = (double) ts->usr_time * 100 / runt; | |
812 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
813 | } else { | |
814 | usr_cpu = 0; | |
815 | sys_cpu = 0; | |
816 | } | |
817 | ||
818 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, | |
819 | ts->minf); | |
820 | ||
821 | /* Calc % distribution of IO depths, usecond, msecond latency */ | |
822 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); | |
823 | stat_calc_lat_u(ts, io_u_lat_u); | |
824 | stat_calc_lat_m(ts, io_u_lat_m); | |
825 | ||
826 | /* Only show fixed 7 I/O depth levels*/ | |
827 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", | |
828 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
829 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
830 | ||
831 | /* Microsecond latency */ | |
832 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) | |
833 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
834 | /* Millisecond latency */ | |
835 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) | |
836 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
837 | /* Additional output if continue_on_error set - default off*/ | |
838 | if (ts->continue_on_error) | |
839 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); | |
840 | log_info("\n"); | |
841 | ||
842 | /* Additional output if description is set */ | |
843 | if (ts->description) | |
844 | log_info(";%s", ts->description); | |
845 | ||
846 | log_info("\n"); | |
847 | } | |
848 | ||
3449ab8c JA |
849 | static void show_thread_status_terse_v3_v4(struct thread_stat *ts, |
850 | struct group_run_stats *rs, int ver) | |
c6ae0a5b | 851 | { |
2270890c | 852 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
853 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
854 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
c6ae0a5b | 855 | double usr_cpu, sys_cpu; |
04a0feae | 856 | int i; |
c6ae0a5b | 857 | |
562c2d2f | 858 | /* General Info */ |
f3afa57e | 859 | log_info("%d;%s;%s;%d;%d", ver, fio_version_string, |
5e726d0a | 860 | ts->name, ts->groupid, ts->error); |
562c2d2f | 861 | /* Log Read Status */ |
6eaf09d6 | 862 | show_ddir_status_terse(ts, rs, DDIR_READ); |
562c2d2f | 863 | /* Log Write Status */ |
6eaf09d6 SL |
864 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
865 | /* Log Trim Status */ | |
3449ab8c JA |
866 | if (ver == 4) |
867 | show_ddir_status_terse(ts, rs, DDIR_TRIM); | |
c6ae0a5b | 868 | |
562c2d2f | 869 | /* CPU Usage */ |
756867bd JA |
870 | if (ts->total_run_time) { |
871 | double runt = (double) ts->total_run_time; | |
c6ae0a5b | 872 | |
756867bd JA |
873 | usr_cpu = (double) ts->usr_time * 100 / runt; |
874 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
c6ae0a5b JA |
875 | } else { |
876 | usr_cpu = 0; | |
877 | sys_cpu = 0; | |
878 | } | |
879 | ||
5ec10eaa JA |
880 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, |
881 | ts->minf); | |
2270890c | 882 | |
562c2d2f | 883 | /* Calc % distribution of IO depths, usecond, msecond latency */ |
838bc709 | 884 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
04a0feae JA |
885 | stat_calc_lat_u(ts, io_u_lat_u); |
886 | stat_calc_lat_m(ts, io_u_lat_m); | |
2270890c | 887 | |
562c2d2f | 888 | /* Only show fixed 7 I/O depth levels*/ |
5ec10eaa JA |
889 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", |
890 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
891 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
2270890c | 892 | |
562c2d2f | 893 | /* Microsecond latency */ |
04a0feae JA |
894 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
895 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
562c2d2f | 896 | /* Millisecond latency */ |
04a0feae JA |
897 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
898 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
f2f788dd JA |
899 | |
900 | /* disk util stats, if any */ | |
cc372b17 | 901 | show_disk_util(1, NULL); |
f2f788dd | 902 | |
562c2d2f | 903 | /* Additional output if continue_on_error set - default off*/ |
f2bba182 RR |
904 | if (ts->continue_on_error) |
905 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); | |
2270890c | 906 | |
562c2d2f | 907 | /* Additional output if description is set */ |
4b0f2258 | 908 | if (strlen(ts->description)) |
946e4276 JA |
909 | log_info(";%s", ts->description); |
910 | ||
911 | log_info("\n"); | |
756867bd JA |
912 | } |
913 | ||
cc372b17 SL |
914 | static struct json_object *show_thread_status_json(struct thread_stat *ts, |
915 | struct group_run_stats *rs) | |
916 | { | |
917 | struct json_object *root, *tmp; | |
918 | double io_u_dist[FIO_IO_U_MAP_NR]; | |
919 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; | |
920 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
921 | double usr_cpu, sys_cpu; | |
922 | int i; | |
923 | ||
924 | root = json_create_object(); | |
925 | json_object_add_value_string(root, "jobname", ts->name); | |
926 | json_object_add_value_int(root, "groupid", ts->groupid); | |
927 | json_object_add_value_int(root, "error", ts->error); | |
928 | ||
929 | add_ddir_status_json(ts, rs, DDIR_READ, root); | |
930 | add_ddir_status_json(ts, rs, DDIR_WRITE, root); | |
f3afa57e | 931 | add_ddir_status_json(ts, rs, DDIR_TRIM, root); |
cc372b17 SL |
932 | |
933 | /* CPU Usage */ | |
934 | if (ts->total_run_time) { | |
935 | double runt = (double) ts->total_run_time; | |
936 | ||
937 | usr_cpu = (double) ts->usr_time * 100 / runt; | |
938 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
939 | } else { | |
940 | usr_cpu = 0; | |
941 | sys_cpu = 0; | |
942 | } | |
943 | json_object_add_value_float(root, "usr_cpu", usr_cpu); | |
944 | json_object_add_value_float(root, "sys_cpu", sys_cpu); | |
945 | json_object_add_value_int(root, "ctx", ts->ctx); | |
946 | json_object_add_value_int(root, "majf", ts->majf); | |
947 | json_object_add_value_int(root, "minf", ts->minf); | |
948 | ||
949 | ||
950 | /* Calc % distribution of IO depths, usecond, msecond latency */ | |
951 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); | |
952 | stat_calc_lat_u(ts, io_u_lat_u); | |
953 | stat_calc_lat_m(ts, io_u_lat_m); | |
954 | ||
955 | tmp = json_create_object(); | |
956 | json_object_add_value_object(root, "iodepth_level", tmp); | |
957 | /* Only show fixed 7 I/O depth levels*/ | |
958 | for (i = 0; i < 7; i++) { | |
959 | char name[20]; | |
960 | if (i < 6) | |
961 | snprintf(name, 19, "%d", 1 << i); | |
962 | else | |
963 | snprintf(name, 19, ">=%d", 1 << i); | |
964 | json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]); | |
965 | } | |
966 | ||
967 | tmp = json_create_object(); | |
968 | json_object_add_value_object(root, "latency_us", tmp); | |
969 | /* Microsecond latency */ | |
970 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
971 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", | |
972 | "250", "500", "750", "1000", }; | |
973 | json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]); | |
974 | } | |
975 | /* Millisecond latency */ | |
976 | tmp = json_create_object(); | |
977 | json_object_add_value_object(root, "latency_ms", tmp); | |
978 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) { | |
979 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", | |
980 | "250", "500", "750", "1000", "2000", | |
981 | ">=2000", }; | |
982 | json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]); | |
983 | } | |
984 | ||
985 | /* Additional output if continue_on_error set - default off*/ | |
986 | if (ts->continue_on_error) { | |
987 | json_object_add_value_int(root, "total_err", ts->total_err_count); | |
988 | json_object_add_value_int(root, "total_err", ts->first_error); | |
989 | } | |
990 | ||
991 | /* Additional output if description is set */ | |
992 | if (strlen(ts->description)) | |
993 | json_object_add_value_string(root, "desc", ts->description); | |
994 | ||
995 | return root; | |
996 | } | |
997 | ||
4d658652 JA |
998 | static void show_thread_status_terse(struct thread_stat *ts, |
999 | struct group_run_stats *rs) | |
1000 | { | |
1001 | if (terse_version == 2) | |
1002 | show_thread_status_terse_v2(ts, rs); | |
3449ab8c JA |
1003 | else if (terse_version == 3 || terse_version == 4) |
1004 | show_thread_status_terse_v3_v4(ts, rs, terse_version); | |
4d658652 JA |
1005 | else |
1006 | log_err("fio: bad terse version!? %d\n", terse_version); | |
1007 | } | |
1008 | ||
197574e4 | 1009 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
756867bd JA |
1010 | { |
1011 | double mean, S; | |
1012 | ||
e09231c2 ZL |
1013 | if (src->samples == 0) |
1014 | return; | |
1015 | ||
756867bd JA |
1016 | dst->min_val = min(dst->min_val, src->min_val); |
1017 | dst->max_val = max(dst->max_val, src->max_val); | |
756867bd JA |
1018 | |
1019 | /* | |
cdcac5cf YH |
1020 | * Compute new mean and S after the merge |
1021 | * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance | |
1022 | * #Parallel_algorithm> | |
756867bd JA |
1023 | */ |
1024 | if (nr == 1) { | |
802ad4a8 JA |
1025 | mean = src->mean.u.f; |
1026 | S = src->S.u.f; | |
756867bd | 1027 | } else { |
802ad4a8 | 1028 | double delta = src->mean.u.f - dst->mean.u.f; |
cdcac5cf | 1029 | |
802ad4a8 JA |
1030 | mean = ((src->mean.u.f * src->samples) + |
1031 | (dst->mean.u.f * dst->samples)) / | |
cdcac5cf YH |
1032 | (dst->samples + src->samples); |
1033 | ||
802ad4a8 | 1034 | S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) * |
cdcac5cf YH |
1035 | (dst->samples * src->samples) / |
1036 | (dst->samples + src->samples); | |
756867bd JA |
1037 | } |
1038 | ||
cdcac5cf | 1039 | dst->samples += src->samples; |
802ad4a8 JA |
1040 | dst->mean.u.f = mean; |
1041 | dst->S.u.f = S; | |
756867bd JA |
1042 | } |
1043 | ||
37f0c1ae JA |
1044 | void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src) |
1045 | { | |
1046 | int i; | |
1047 | ||
6eaf09d6 | 1048 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
37f0c1ae JA |
1049 | if (dst->max_run[i] < src->max_run[i]) |
1050 | dst->max_run[i] = src->max_run[i]; | |
1051 | if (dst->min_run[i] && dst->min_run[i] > src->min_run[i]) | |
1052 | dst->min_run[i] = src->min_run[i]; | |
1053 | if (dst->max_bw[i] < src->max_bw[i]) | |
1054 | dst->max_bw[i] = src->max_bw[i]; | |
1055 | if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i]) | |
1056 | dst->min_bw[i] = src->min_bw[i]; | |
1057 | ||
1058 | dst->io_kb[i] += src->io_kb[i]; | |
1059 | dst->agg[i] += src->agg[i]; | |
1060 | } | |
1061 | ||
1062 | } | |
1063 | ||
5b9babb7 JA |
1064 | void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src, int nr) |
1065 | { | |
1066 | int l, k; | |
1067 | ||
6eaf09d6 | 1068 | for (l = 0; l < DDIR_RWDIR_CNT; l++) { |
5b9babb7 JA |
1069 | sum_stat(&dst->clat_stat[l], &src->clat_stat[l], nr); |
1070 | sum_stat(&dst->slat_stat[l], &src->slat_stat[l], nr); | |
1071 | sum_stat(&dst->lat_stat[l], &src->lat_stat[l], nr); | |
1072 | sum_stat(&dst->bw_stat[l], &src->bw_stat[l], nr); | |
1073 | ||
1074 | dst->io_bytes[l] += src->io_bytes[l]; | |
1075 | ||
1076 | if (dst->runtime[l] < src->runtime[l]) | |
1077 | dst->runtime[l] = src->runtime[l]; | |
1078 | } | |
1079 | ||
1080 | dst->usr_time += src->usr_time; | |
1081 | dst->sys_time += src->sys_time; | |
1082 | dst->ctx += src->ctx; | |
1083 | dst->majf += src->majf; | |
1084 | dst->minf += src->minf; | |
1085 | ||
1086 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1087 | dst->io_u_map[k] += src->io_u_map[k]; | |
1088 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1089 | dst->io_u_submit[k] += src->io_u_submit[k]; | |
1090 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1091 | dst->io_u_complete[k] += src->io_u_complete[k]; | |
1092 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) | |
1093 | dst->io_u_lat_u[k] += src->io_u_lat_u[k]; | |
1094 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) | |
1095 | dst->io_u_lat_m[k] += src->io_u_lat_m[k]; | |
1096 | ||
6eaf09d6 | 1097 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
5b9babb7 JA |
1098 | dst->total_io_u[k] += src->total_io_u[k]; |
1099 | dst->short_io_u[k] += src->short_io_u[k]; | |
1100 | } | |
1101 | ||
6eaf09d6 | 1102 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
5b9babb7 JA |
1103 | int m; |
1104 | for (m = 0; m < FIO_IO_U_PLAT_NR; m++) | |
1105 | dst->io_u_plat[k][m] += src->io_u_plat[k][m]; | |
1106 | } | |
1107 | ||
1108 | dst->total_run_time += src->total_run_time; | |
1109 | dst->total_submit += src->total_submit; | |
1110 | dst->total_complete += src->total_complete; | |
1111 | } | |
1112 | ||
37f0c1ae JA |
1113 | void init_group_run_stat(struct group_run_stats *gs) |
1114 | { | |
6eaf09d6 | 1115 | int i; |
37f0c1ae | 1116 | memset(gs, 0, sizeof(*gs)); |
6eaf09d6 SL |
1117 | |
1118 | for (i = 0; i < DDIR_RWDIR_CNT; i++) | |
1119 | gs->min_bw[i] = gs->min_run[i] = ~0UL; | |
37f0c1ae JA |
1120 | } |
1121 | ||
1122 | void init_thread_stat(struct thread_stat *ts) | |
1123 | { | |
1124 | int j; | |
1125 | ||
1126 | memset(ts, 0, sizeof(*ts)); | |
1127 | ||
6eaf09d6 | 1128 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
37f0c1ae JA |
1129 | ts->lat_stat[j].min_val = -1UL; |
1130 | ts->clat_stat[j].min_val = -1UL; | |
1131 | ts->slat_stat[j].min_val = -1UL; | |
1132 | ts->bw_stat[j].min_val = -1UL; | |
1133 | } | |
1134 | ts->groupid = -1; | |
1135 | } | |
1136 | ||
3c39a379 JA |
1137 | void show_run_stats(void) |
1138 | { | |
1139 | struct group_run_stats *runstats, *rs; | |
1140 | struct thread_data *td; | |
756867bd | 1141 | struct thread_stat *threadstats, *ts; |
5b9babb7 | 1142 | int i, j, nr_ts, last_ts, idx; |
90fef2d1 | 1143 | int kb_base_warned = 0; |
cc372b17 SL |
1144 | struct json_object *root = NULL; |
1145 | struct json_array *array = NULL; | |
3c39a379 JA |
1146 | |
1147 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); | |
1148 | ||
37f0c1ae JA |
1149 | for (i = 0; i < groupid + 1; i++) |
1150 | init_group_run_stat(&runstats[i]); | |
3c39a379 | 1151 | |
756867bd JA |
1152 | /* |
1153 | * find out how many threads stats we need. if group reporting isn't | |
1154 | * enabled, it's one-per-td. | |
1155 | */ | |
1156 | nr_ts = 0; | |
1157 | last_ts = -1; | |
1158 | for_each_td(td, i) { | |
2dc1bbeb | 1159 | if (!td->o.group_reporting) { |
756867bd JA |
1160 | nr_ts++; |
1161 | continue; | |
1162 | } | |
1163 | if (last_ts == td->groupid) | |
1164 | continue; | |
1165 | ||
1166 | last_ts = td->groupid; | |
1167 | nr_ts++; | |
1168 | } | |
1169 | ||
1170 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); | |
1171 | ||
37f0c1ae JA |
1172 | for (i = 0; i < nr_ts; i++) |
1173 | init_thread_stat(&threadstats[i]); | |
756867bd JA |
1174 | |
1175 | j = 0; | |
1176 | last_ts = -1; | |
197574e4 | 1177 | idx = 0; |
34572e28 | 1178 | for_each_td(td, i) { |
2dc1bbeb JA |
1179 | if (idx && (!td->o.group_reporting || |
1180 | (td->o.group_reporting && last_ts != td->groupid))) { | |
7abd0e3a JA |
1181 | idx = 0; |
1182 | j++; | |
1183 | } | |
1184 | ||
1185 | last_ts = td->groupid; | |
1186 | ||
756867bd JA |
1187 | ts = &threadstats[j]; |
1188 | ||
83349190 YH |
1189 | ts->clat_percentiles = td->o.clat_percentiles; |
1190 | if (td->o.overwrite_plist) | |
802ad4a8 | 1191 | memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 1192 | else |
802ad4a8 | 1193 | memcpy(ts->percentile_list, def_percentile_list, sizeof(def_percentile_list)); |
83349190 | 1194 | |
197574e4 | 1195 | idx++; |
6586ee89 | 1196 | ts->members++; |
756867bd | 1197 | |
7abd0e3a | 1198 | if (ts->groupid == -1) { |
2dc84ba7 JA |
1199 | /* |
1200 | * These are per-group shared already | |
1201 | */ | |
f6bb5b88 | 1202 | strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE); |
a64e88da JA |
1203 | if (td->o.description) |
1204 | strncpy(ts->description, td->o.description, | |
1205 | FIO_JOBNAME_SIZE); | |
1206 | else | |
1207 | memset(ts->description, 0, FIO_JOBNAME_SIZE); | |
1208 | ||
756867bd | 1209 | ts->groupid = td->groupid; |
2dc84ba7 JA |
1210 | |
1211 | /* | |
1212 | * first pid in group, not very useful... | |
1213 | */ | |
756867bd | 1214 | ts->pid = td->pid; |
90fef2d1 JA |
1215 | |
1216 | ts->kb_base = td->o.kb_base; | |
1217 | } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) { | |
1218 | log_info("fio: kb_base differs for jobs in group, using" | |
1219 | " %u as the base\n", ts->kb_base); | |
1220 | kb_base_warned = 1; | |
2dc84ba7 JA |
1221 | } |
1222 | ||
f2bba182 RR |
1223 | ts->continue_on_error = td->o.continue_on_error; |
1224 | ts->total_err_count += td->total_err_count; | |
1225 | ts->first_error = td->first_error; | |
1226 | if (!ts->error) { | |
1227 | if (!td->error && td->o.continue_on_error && | |
1228 | td->first_error) { | |
1229 | ts->error = td->first_error; | |
f6bb5b88 | 1230 | strcpy(ts->verror, td->verror); |
f2bba182 RR |
1231 | } else if (td->error) { |
1232 | ts->error = td->error; | |
f6bb5b88 | 1233 | strcpy(ts->verror, td->verror); |
f2bba182 | 1234 | } |
756867bd JA |
1235 | } |
1236 | ||
5b9babb7 | 1237 | sum_thread_stats(ts, &td->ts, idx); |
756867bd JA |
1238 | } |
1239 | ||
1240 | for (i = 0; i < nr_ts; i++) { | |
94370ac4 | 1241 | unsigned long long bw; |
3c39a379 | 1242 | |
756867bd JA |
1243 | ts = &threadstats[i]; |
1244 | rs = &runstats[ts->groupid]; | |
90fef2d1 | 1245 | rs->kb_base = ts->kb_base; |
3c39a379 | 1246 | |
6eaf09d6 | 1247 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
94370ac4 JA |
1248 | if (!ts->runtime[j]) |
1249 | continue; | |
1250 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) | |
1251 | rs->min_run[j] = ts->runtime[j]; | |
1252 | if (ts->runtime[j] > rs->max_run[j]) | |
1253 | rs->max_run[j] = ts->runtime[j]; | |
1254 | ||
1255 | bw = 0; | |
8879fd15 | 1256 | if (ts->runtime[j]) { |
c857cfeb JA |
1257 | unsigned long runt = ts->runtime[j]; |
1258 | unsigned long long kb; | |
8879fd15 | 1259 | |
c857cfeb JA |
1260 | kb = ts->io_bytes[j] / rs->kb_base; |
1261 | bw = kb * 1000 / runt; | |
8879fd15 | 1262 | } |
94370ac4 JA |
1263 | if (bw < rs->min_bw[j]) |
1264 | rs->min_bw[j] = bw; | |
1265 | if (bw > rs->max_bw[j]) | |
1266 | rs->max_bw[j] = bw; | |
1267 | ||
90fef2d1 | 1268 | rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base; |
94370ac4 | 1269 | } |
3c39a379 JA |
1270 | } |
1271 | ||
1272 | for (i = 0; i < groupid + 1; i++) { | |
6eaf09d6 SL |
1273 | int ddir; |
1274 | ||
3c39a379 JA |
1275 | rs = &runstats[i]; |
1276 | ||
6eaf09d6 SL |
1277 | for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) { |
1278 | if (rs->max_run[ddir]) | |
1279 | rs->agg[ddir] = (rs->io_kb[ddir] * 1000) / | |
1280 | rs->max_run[ddir]; | |
1281 | } | |
3c39a379 JA |
1282 | } |
1283 | ||
1284 | /* | |
1285 | * don't overwrite last signal output | |
1286 | */ | |
f3afa57e | 1287 | if (output_format == FIO_OUTPUT_NORMAL) |
4ceb30d4 | 1288 | log_info("\n"); |
f3afa57e | 1289 | else if (output_format == FIO_OUTPUT_JSON) { |
cc372b17 SL |
1290 | root = json_create_object(); |
1291 | json_object_add_value_string(root, "fio version", fio_version_string); | |
1292 | array = json_create_array(); | |
1293 | json_object_add_value_array(root, "jobs", array); | |
1294 | } | |
1295 | ||
756867bd JA |
1296 | for (i = 0; i < nr_ts; i++) { |
1297 | ts = &threadstats[i]; | |
1298 | rs = &runstats[ts->groupid]; | |
3c39a379 | 1299 | |
a64e88da JA |
1300 | if (is_backend) |
1301 | fio_server_send_ts(ts, rs); | |
f3afa57e JA |
1302 | else if (output_format == FIO_OUTPUT_TERSE) |
1303 | show_thread_status_terse(ts, rs); | |
1304 | else if (output_format == FIO_OUTPUT_JSON) { | |
1305 | struct json_object *tmp = show_thread_status_json(ts, rs); | |
1306 | json_array_add_value_object(array, tmp); | |
cc372b17 | 1307 | } else |
756867bd | 1308 | show_thread_status(ts, rs); |
3c39a379 | 1309 | } |
f3afa57e | 1310 | if (output_format == FIO_OUTPUT_JSON) { |
cc372b17 SL |
1311 | /* disk util stats, if any */ |
1312 | show_disk_util(1, root); | |
1313 | ||
1314 | json_print_object(root); | |
1315 | log_info("\n"); | |
1316 | json_free_object(root); | |
1317 | } | |
3c39a379 | 1318 | |
72c27ff8 JA |
1319 | for (i = 0; i < groupid + 1; i++) { |
1320 | rs = &runstats[i]; | |
3c39a379 | 1321 | |
72c27ff8 | 1322 | rs->groupid = i; |
d09a64a0 | 1323 | if (is_backend) |
72c27ff8 | 1324 | fio_server_send_gs(rs); |
f3afa57e | 1325 | else if (output_format == FIO_OUTPUT_NORMAL) |
72c27ff8 | 1326 | show_group_stats(rs); |
c6ae0a5b | 1327 | } |
eecf272f | 1328 | |
72c27ff8 JA |
1329 | if (is_backend) |
1330 | fio_server_send_du(); | |
f3afa57e | 1331 | else if (output_format == FIO_OUTPUT_NORMAL) |
cc372b17 | 1332 | show_disk_util(0, NULL); |
72c27ff8 | 1333 | |
eecf272f | 1334 | free(runstats); |
756867bd | 1335 | free(threadstats); |
3c39a379 JA |
1336 | } |
1337 | ||
4c6d91e8 JA |
1338 | static void *__show_running_run_stats(void *arg) |
1339 | { | |
1340 | struct thread_data *td; | |
1341 | unsigned long long *rt; | |
1342 | struct timeval tv; | |
1343 | int i; | |
1344 | ||
1345 | rt = malloc(thread_number * sizeof(unsigned long long)); | |
1346 | fio_gettime(&tv, NULL); | |
1347 | ||
1348 | for_each_td(td, i) { | |
1349 | rt[i] = mtime_since(&td->start, &tv); | |
1350 | if (td_read(td) && td->io_bytes[DDIR_READ]) | |
1351 | td->ts.runtime[DDIR_READ] += rt[i]; | |
1352 | if (td_write(td) && td->io_bytes[DDIR_WRITE]) | |
1353 | td->ts.runtime[DDIR_WRITE] += rt[i]; | |
6eaf09d6 SL |
1354 | if (td_trim(td) && td->io_bytes[DDIR_TRIM]) |
1355 | td->ts.runtime[DDIR_TRIM] += rt[i]; | |
4c6d91e8 JA |
1356 | |
1357 | update_rusage_stat(td); | |
6eaf09d6 SL |
1358 | td->ts.io_bytes[DDIR_READ] = td->io_bytes[DDIR_READ]; |
1359 | td->ts.io_bytes[DDIR_WRITE] = td->io_bytes[DDIR_WRITE]; | |
1360 | td->ts.io_bytes[DDIR_TRIM] = td->io_bytes[DDIR_TRIM]; | |
4c6d91e8 JA |
1361 | td->ts.total_run_time = mtime_since(&td->epoch, &tv); |
1362 | } | |
1363 | ||
1364 | show_run_stats(); | |
1365 | ||
1366 | for_each_td(td, i) { | |
1367 | if (td_read(td) && td->io_bytes[DDIR_READ]) | |
1368 | td->ts.runtime[DDIR_READ] -= rt[i]; | |
1369 | if (td_write(td) && td->io_bytes[DDIR_WRITE]) | |
1370 | td->ts.runtime[DDIR_WRITE] -= rt[i]; | |
6eaf09d6 SL |
1371 | if (td_trim(td) && td->io_bytes[DDIR_TRIM]) |
1372 | td->ts.runtime[DDIR_TRIM] -= rt[i]; | |
4c6d91e8 JA |
1373 | } |
1374 | ||
1375 | free(rt); | |
1376 | return NULL; | |
1377 | } | |
1378 | ||
1379 | /* | |
1380 | * Called from signal handler. It _should_ be safe to just run this inline | |
1381 | * in the sig handler, but we should be disturbing the system less by just | |
1382 | * creating a thread to do it. | |
1383 | */ | |
1384 | void show_running_run_stats(void) | |
1385 | { | |
1386 | pthread_t thread; | |
1387 | ||
1388 | pthread_create(&thread, NULL, __show_running_run_stats, NULL); | |
1389 | pthread_detach(thread); | |
1390 | } | |
1391 | ||
68704084 | 1392 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
3c39a379 | 1393 | { |
68704084 | 1394 | double val = data; |
6660cc67 | 1395 | double delta; |
68704084 JA |
1396 | |
1397 | if (data > is->max_val) | |
1398 | is->max_val = data; | |
1399 | if (data < is->min_val) | |
1400 | is->min_val = data; | |
1401 | ||
802ad4a8 | 1402 | delta = val - is->mean.u.f; |
ef11d737 | 1403 | if (delta) { |
802ad4a8 JA |
1404 | is->mean.u.f += delta / (is->samples + 1.0); |
1405 | is->S.u.f += delta * (val - is->mean.u.f); | |
ef11d737 | 1406 | } |
3c39a379 | 1407 | |
3c39a379 JA |
1408 | is->samples++; |
1409 | } | |
1410 | ||
bb3884d8 | 1411 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
306ddc97 | 1412 | enum fio_ddir ddir, unsigned int bs, |
2b13e716 | 1413 | unsigned long t) |
3c39a379 | 1414 | { |
306ddc97 JA |
1415 | const int nr_samples = iolog->nr_samples; |
1416 | ||
b8bc8cba JA |
1417 | if (!iolog->nr_samples) |
1418 | iolog->avg_last = t; | |
1419 | ||
3c39a379 JA |
1420 | if (iolog->nr_samples == iolog->max_samples) { |
1421 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; | |
1422 | ||
1423 | iolog->log = realloc(iolog->log, new_size); | |
1424 | iolog->max_samples <<= 1; | |
1425 | } | |
1426 | ||
306ddc97 | 1427 | iolog->log[nr_samples].val = val; |
2b13e716 | 1428 | iolog->log[nr_samples].time = t; |
306ddc97 JA |
1429 | iolog->log[nr_samples].ddir = ddir; |
1430 | iolog->log[nr_samples].bs = bs; | |
3c39a379 JA |
1431 | iolog->nr_samples++; |
1432 | } | |
1433 | ||
7fb28d36 JA |
1434 | static inline void reset_io_stat(struct io_stat *ios) |
1435 | { | |
1436 | ios->max_val = ios->min_val = ios->samples = 0; | |
1437 | ios->mean.u.f = ios->S.u.f = 0; | |
1438 | } | |
1439 | ||
bb3884d8 | 1440 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
306ddc97 JA |
1441 | unsigned long val, enum fio_ddir ddir, |
1442 | unsigned int bs) | |
bb3884d8 | 1443 | { |
7fb28d36 | 1444 | unsigned long elapsed, this_window; |
b8bc8cba | 1445 | |
ff58fced JA |
1446 | if (!ddir_rw(ddir)) |
1447 | return; | |
1448 | ||
b8bc8cba JA |
1449 | elapsed = mtime_since_now(&td->epoch); |
1450 | ||
1451 | /* | |
1452 | * If no time averaging, just add the log sample. | |
1453 | */ | |
1454 | if (!iolog->avg_msec) { | |
1455 | __add_log_sample(iolog, val, ddir, bs, elapsed); | |
1456 | return; | |
1457 | } | |
1458 | ||
1459 | /* | |
1460 | * Add the sample. If the time period has passed, then | |
1461 | * add that entry to the log and clear. | |
1462 | */ | |
1463 | add_stat_sample(&iolog->avg_window[ddir], val); | |
1464 | ||
7fb28d36 JA |
1465 | /* |
1466 | * If period hasn't passed, adding the above sample is all we | |
1467 | * need to do. | |
1468 | */ | |
b8bc8cba JA |
1469 | this_window = elapsed - iolog->avg_last; |
1470 | if (this_window < iolog->avg_msec) | |
1471 | return; | |
1472 | ||
7fb28d36 JA |
1473 | /* |
1474 | * Note an entry in the log. Use the mean from the logged samples, | |
1475 | * making sure to properly round up. Only write a log entry if we | |
1476 | * had actual samples done. | |
1477 | */ | |
1478 | if (iolog->avg_window[DDIR_READ].samples) { | |
1479 | unsigned long mr; | |
b8bc8cba | 1480 | |
7fb28d36 | 1481 | mr = iolog->avg_window[DDIR_READ].mean.u.f + 0.50; |
b8bc8cba | 1482 | __add_log_sample(iolog, mr, DDIR_READ, 0, elapsed); |
7fb28d36 JA |
1483 | } |
1484 | if (iolog->avg_window[DDIR_WRITE].samples) { | |
1485 | unsigned long mw; | |
1486 | ||
1487 | mw = iolog->avg_window[DDIR_WRITE].mean.u.f + 0.50; | |
b8bc8cba | 1488 | __add_log_sample(iolog, mw, DDIR_WRITE, 0, elapsed); |
7fb28d36 | 1489 | } |
6eaf09d6 SL |
1490 | if (iolog->avg_window[DDIR_TRIM].samples) { |
1491 | unsigned long mw; | |
1492 | ||
1493 | mw = iolog->avg_window[DDIR_TRIM].mean.u.f + 0.50; | |
1494 | __add_log_sample(iolog, mw, DDIR_TRIM, 0, elapsed); | |
1495 | } | |
1496 | ||
b8bc8cba | 1497 | |
7fb28d36 JA |
1498 | reset_io_stat(&iolog->avg_window[DDIR_READ]); |
1499 | reset_io_stat(&iolog->avg_window[DDIR_WRITE]); | |
6eaf09d6 | 1500 | reset_io_stat(&iolog->avg_window[DDIR_TRIM]); |
b8bc8cba | 1501 | iolog->avg_last = elapsed; |
bb3884d8 JA |
1502 | } |
1503 | ||
306ddc97 | 1504 | void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs) |
bb3884d8 | 1505 | { |
ff58fced | 1506 | struct io_log *iolog; |
bb3884d8 | 1507 | |
ff58fced JA |
1508 | if (!ddir_rw(ddir)) |
1509 | return; | |
1510 | ||
1511 | iolog = agg_io_log[ddir]; | |
306ddc97 | 1512 | __add_log_sample(iolog, val, ddir, bs, mtime_since_genesis()); |
bb3884d8 JA |
1513 | } |
1514 | ||
83349190 YH |
1515 | static void add_clat_percentile_sample(struct thread_stat *ts, |
1516 | unsigned long usec, enum fio_ddir ddir) | |
1517 | { | |
1518 | unsigned int idx = plat_val_to_idx(usec); | |
1519 | assert(idx < FIO_IO_U_PLAT_NR); | |
1520 | ||
1521 | ts->io_u_plat[ddir][idx]++; | |
1522 | } | |
1523 | ||
1e97cce9 | 1524 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 1525 | unsigned long usec, unsigned int bs) |
3c39a379 | 1526 | { |
756867bd | 1527 | struct thread_stat *ts = &td->ts; |
079ad09b | 1528 | |
ff58fced JA |
1529 | if (!ddir_rw(ddir)) |
1530 | return; | |
1531 | ||
d85f5118 | 1532 | add_stat_sample(&ts->clat_stat[ddir], usec); |
3c39a379 | 1533 | |
7b9f733a JA |
1534 | if (td->clat_log) |
1535 | add_log_sample(td, td->clat_log, usec, ddir, bs); | |
83349190 YH |
1536 | |
1537 | if (ts->clat_percentiles) | |
1538 | add_clat_percentile_sample(ts, usec, ddir); | |
3c39a379 JA |
1539 | } |
1540 | ||
1e97cce9 | 1541 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 1542 | unsigned long usec, unsigned int bs) |
3c39a379 | 1543 | { |
756867bd | 1544 | struct thread_stat *ts = &td->ts; |
079ad09b | 1545 | |
ff58fced JA |
1546 | if (!ddir_rw(ddir)) |
1547 | return; | |
1548 | ||
d85f5118 | 1549 | add_stat_sample(&ts->slat_stat[ddir], usec); |
3c39a379 | 1550 | |
7b9f733a JA |
1551 | if (td->slat_log) |
1552 | add_log_sample(td, td->slat_log, usec, ddir, bs); | |
3c39a379 JA |
1553 | } |
1554 | ||
02af0988 JA |
1555 | void add_lat_sample(struct thread_data *td, enum fio_ddir ddir, |
1556 | unsigned long usec, unsigned int bs) | |
1557 | { | |
1558 | struct thread_stat *ts = &td->ts; | |
1559 | ||
ff58fced JA |
1560 | if (!ddir_rw(ddir)) |
1561 | return; | |
1562 | ||
02af0988 JA |
1563 | add_stat_sample(&ts->lat_stat[ddir], usec); |
1564 | ||
7b9f733a JA |
1565 | if (td->lat_log) |
1566 | add_log_sample(td, td->lat_log, usec, ddir, bs); | |
02af0988 JA |
1567 | } |
1568 | ||
306ddc97 | 1569 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs, |
1e97cce9 | 1570 | struct timeval *t) |
3c39a379 | 1571 | { |
756867bd | 1572 | struct thread_stat *ts = &td->ts; |
ff58fced JA |
1573 | unsigned long spent, rate; |
1574 | ||
1575 | if (!ddir_rw(ddir)) | |
1576 | return; | |
3c39a379 | 1577 | |
c8eeb9df | 1578 | spent = mtime_since(&td->bw_sample_time, t); |
2dc1bbeb | 1579 | if (spent < td->o.bw_avg_time) |
3c39a379 | 1580 | return; |
9602d8df JA |
1581 | |
1582 | /* | |
5daa4ebe JC |
1583 | * Compute both read and write rates for the interval. |
1584 | */ | |
6eaf09d6 | 1585 | for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) { |
5daa4ebe JC |
1586 | uint64_t delta; |
1587 | ||
1588 | delta = td->this_io_bytes[ddir] - td->stat_io_bytes[ddir]; | |
1589 | if (!delta) | |
1590 | continue; /* No entries for interval */ | |
3c39a379 | 1591 | |
5daa4ebe JC |
1592 | rate = delta * 1000 / spent / 1024; |
1593 | add_stat_sample(&ts->bw_stat[ddir], rate); | |
3c39a379 | 1594 | |
5daa4ebe JC |
1595 | if (td->bw_log) |
1596 | add_log_sample(td, td->bw_log, rate, ddir, bs); | |
1597 | ||
1598 | td->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; | |
1599 | } | |
3c39a379 | 1600 | |
c8eeb9df | 1601 | fio_gettime(&td->bw_sample_time, NULL); |
3c39a379 | 1602 | } |
c8eeb9df JA |
1603 | |
1604 | void add_iops_sample(struct thread_data *td, enum fio_ddir ddir, | |
1605 | struct timeval *t) | |
1606 | { | |
1607 | struct thread_stat *ts = &td->ts; | |
1608 | unsigned long spent, iops; | |
1609 | ||
1610 | if (!ddir_rw(ddir)) | |
1611 | return; | |
1612 | ||
1613 | spent = mtime_since(&td->iops_sample_time, t); | |
1614 | if (spent < td->o.iops_avg_time) | |
1615 | return; | |
1616 | ||
9602d8df JA |
1617 | /* |
1618 | * Compute both read and write rates for the interval. | |
1619 | */ | |
6eaf09d6 | 1620 | for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) { |
9602d8df | 1621 | uint64_t delta; |
c8eeb9df | 1622 | |
9602d8df JA |
1623 | delta = td->this_io_blocks[ddir] - td->stat_io_blocks[ddir]; |
1624 | if (!delta) | |
1625 | continue; /* No entries for interval */ | |
1626 | ||
1627 | iops = (delta * 1000) / spent; | |
1628 | add_stat_sample(&ts->iops_stat[ddir], iops); | |
c8eeb9df | 1629 | |
9602d8df JA |
1630 | if (td->iops_log) |
1631 | add_log_sample(td, td->iops_log, iops, ddir, 0); | |
1632 | ||
421f4a82 | 1633 | td->stat_io_blocks[ddir] = td->this_io_blocks[ddir]; |
9602d8df | 1634 | } |
c8eeb9df JA |
1635 | |
1636 | fio_gettime(&td->iops_sample_time, NULL); | |
c8eeb9df | 1637 | } |