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" |
44404c5a | 14 | #include "lib/getrusage.h" |
f2a2ce0e | 15 | #include "idletime.h" |
3c39a379 | 16 | |
cef9175e JA |
17 | static struct fio_mutex *stat_mutex; |
18 | ||
3c39a379 JA |
19 | void update_rusage_stat(struct thread_data *td) |
20 | { | |
756867bd | 21 | struct thread_stat *ts = &td->ts; |
3c39a379 | 22 | |
44404c5a | 23 | fio_getrusage(&td->ru_end); |
c8aaba19 JA |
24 | ts->usr_time += mtime_since(&td->ru_start.ru_utime, |
25 | &td->ru_end.ru_utime); | |
26 | ts->sys_time += mtime_since(&td->ru_start.ru_stime, | |
27 | &td->ru_end.ru_stime); | |
28 | ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw | |
29 | - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw); | |
30 | ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt; | |
31 | ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt; | |
5ec10eaa | 32 | |
c8aaba19 | 33 | memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end)); |
3c39a379 JA |
34 | } |
35 | ||
83349190 YH |
36 | /* |
37 | * Given a latency, return the index of the corresponding bucket in | |
38 | * the structure tracking percentiles. | |
39 | * | |
40 | * (1) find the group (and error bits) that the value (latency) | |
41 | * belongs to by looking at its MSB. (2) find the bucket number in the | |
42 | * group by looking at the index bits. | |
43 | * | |
44 | */ | |
45 | static unsigned int plat_val_to_idx(unsigned int val) | |
46 | { | |
47 | unsigned int msb, error_bits, base, offset, idx; | |
48 | ||
49 | /* Find MSB starting from bit 0 */ | |
50 | if (val == 0) | |
51 | msb = 0; | |
52 | else | |
53 | msb = (sizeof(val)*8) - __builtin_clz(val) - 1; | |
54 | ||
716050f2 JA |
55 | /* |
56 | * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use | |
57 | * all bits of the sample as index | |
58 | */ | |
83349190 YH |
59 | if (msb <= FIO_IO_U_PLAT_BITS) |
60 | return val; | |
61 | ||
62 | /* Compute the number of error bits to discard*/ | |
63 | error_bits = msb - FIO_IO_U_PLAT_BITS; | |
64 | ||
65 | /* Compute the number of buckets before the group */ | |
66 | base = (error_bits + 1) << FIO_IO_U_PLAT_BITS; | |
67 | ||
716050f2 JA |
68 | /* |
69 | * Discard the error bits and apply the mask to find the | |
3c3ed070 | 70 | * index for the buckets in the group |
716050f2 | 71 | */ |
83349190 YH |
72 | offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits); |
73 | ||
74 | /* Make sure the index does not exceed (array size - 1) */ | |
3c3ed070 | 75 | idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1) ? |
83349190 YH |
76 | (base + offset) : (FIO_IO_U_PLAT_NR - 1); |
77 | ||
78 | return idx; | |
79 | } | |
80 | ||
81 | /* | |
82 | * Convert the given index of the bucket array to the value | |
83 | * represented by the bucket | |
84 | */ | |
85 | static unsigned int plat_idx_to_val(unsigned int idx) | |
86 | { | |
87 | unsigned int error_bits, k, base; | |
88 | ||
89 | assert(idx < FIO_IO_U_PLAT_NR); | |
90 | ||
91 | /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use | |
92 | * all bits of the sample as index */ | |
3c3ed070 | 93 | if (idx < (FIO_IO_U_PLAT_VAL << 1)) |
83349190 YH |
94 | return idx; |
95 | ||
96 | /* Find the group and compute the minimum value of that group */ | |
3c3ed070 | 97 | error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1; |
83349190 YH |
98 | base = 1 << (error_bits + FIO_IO_U_PLAT_BITS); |
99 | ||
100 | /* Find its bucket number of the group */ | |
101 | k = idx % FIO_IO_U_PLAT_VAL; | |
102 | ||
103 | /* Return the mean of the range of the bucket */ | |
104 | return base + ((k + 0.5) * (1 << error_bits)); | |
105 | } | |
106 | ||
107 | static int double_cmp(const void *a, const void *b) | |
108 | { | |
802ad4a8 JA |
109 | const fio_fp64_t fa = *(const fio_fp64_t *) a; |
110 | const fio_fp64_t fb = *(const fio_fp64_t *) b; | |
83349190 YH |
111 | int cmp = 0; |
112 | ||
802ad4a8 | 113 | if (fa.u.f > fb.u.f) |
83349190 | 114 | cmp = 1; |
802ad4a8 | 115 | else if (fa.u.f < fb.u.f) |
83349190 YH |
116 | cmp = -1; |
117 | ||
118 | return cmp; | |
119 | } | |
120 | ||
a269790c JA |
121 | unsigned int calc_clat_percentiles(unsigned int *io_u_plat, unsigned long nr, |
122 | fio_fp64_t *plist, unsigned int **output, | |
123 | unsigned int *maxv, unsigned int *minv) | |
83349190 YH |
124 | { |
125 | unsigned long sum = 0; | |
1db92cb6 JA |
126 | unsigned int len, i, j = 0; |
127 | unsigned int oval_len = 0; | |
128 | unsigned int *ovals = NULL; | |
129 | int is_last; | |
130 | ||
131 | *minv = -1U; | |
132 | *maxv = 0; | |
83349190 | 133 | |
802ad4a8 JA |
134 | len = 0; |
135 | while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0) | |
136 | len++; | |
716050f2 | 137 | |
351de8de | 138 | if (!len) |
1db92cb6 | 139 | return 0; |
351de8de | 140 | |
716050f2 | 141 | /* |
802ad4a8 JA |
142 | * Sort the percentile list. Note that it may already be sorted if |
143 | * we are using the default values, but since it's a short list this | |
144 | * isn't a worry. Also note that this does not work for NaN values. | |
716050f2 | 145 | */ |
802ad4a8 | 146 | if (len > 1) |
3c3ed070 | 147 | qsort((void *)plist, len, sizeof(plist[0]), double_cmp); |
83349190 | 148 | |
4f6f8298 JA |
149 | /* |
150 | * Calculate bucket values, note down max and min values | |
151 | */ | |
07511a63 JA |
152 | is_last = 0; |
153 | for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) { | |
83349190 | 154 | sum += io_u_plat[i]; |
802ad4a8 JA |
155 | while (sum >= (plist[j].u.f / 100.0 * nr)) { |
156 | assert(plist[j].u.f <= 100.0); | |
83349190 | 157 | |
4f6f8298 JA |
158 | if (j == oval_len) { |
159 | oval_len += 100; | |
160 | ovals = realloc(ovals, oval_len * sizeof(unsigned int)); | |
161 | } | |
162 | ||
163 | ovals[j] = plat_idx_to_val(i); | |
1db92cb6 JA |
164 | if (ovals[j] < *minv) |
165 | *minv = ovals[j]; | |
166 | if (ovals[j] > *maxv) | |
167 | *maxv = ovals[j]; | |
07511a63 JA |
168 | |
169 | is_last = (j == len - 1); | |
170 | if (is_last) | |
171 | break; | |
172 | ||
4f6f8298 JA |
173 | j++; |
174 | } | |
175 | } | |
83349190 | 176 | |
1db92cb6 JA |
177 | *output = ovals; |
178 | return len; | |
179 | } | |
180 | ||
181 | /* | |
182 | * Find and display the p-th percentile of clat | |
183 | */ | |
184 | static void show_clat_percentiles(unsigned int *io_u_plat, unsigned long nr, | |
3dc1e5b2 | 185 | fio_fp64_t *plist, unsigned int precision) |
1db92cb6 JA |
186 | { |
187 | unsigned int len, j = 0, minv, maxv; | |
188 | unsigned int *ovals; | |
eef02441 JA |
189 | int is_last, per_line, scale_down; |
190 | char fmt[32]; | |
1db92cb6 JA |
191 | |
192 | len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv); | |
193 | if (!len) | |
194 | goto out; | |
195 | ||
4f6f8298 JA |
196 | /* |
197 | * We default to usecs, but if the value range is such that we | |
198 | * should scale down to msecs, do that. | |
199 | */ | |
200 | if (minv > 2000 && maxv > 99999) { | |
201 | scale_down = 1; | |
202 | log_info(" clat percentiles (msec):\n |"); | |
203 | } else { | |
204 | scale_down = 0; | |
205 | log_info(" clat percentiles (usec):\n |"); | |
206 | } | |
83349190 | 207 | |
3dc1e5b2 | 208 | snprintf(fmt, sizeof(fmt), "%%1.%uf", precision); |
eef02441 | 209 | per_line = (80 - 7) / (precision + 14); |
619adf9c | 210 | |
4f6f8298 | 211 | for (j = 0; j < len; j++) { |
619adf9c | 212 | char fbuf[16], *ptr = fbuf; |
81ab0b3a | 213 | |
4f6f8298 | 214 | /* for formatting */ |
eef02441 | 215 | if (j != 0 && (j % per_line) == 0) |
4f6f8298 | 216 | log_info(" |"); |
83349190 | 217 | |
4f6f8298 JA |
218 | /* end of the list */ |
219 | is_last = (j == len - 1); | |
83349190 | 220 | |
4f6f8298 | 221 | if (plist[j].u.f < 10.0) |
619adf9c JA |
222 | ptr += sprintf(fbuf, " "); |
223 | ||
eef02441 | 224 | snprintf(ptr, sizeof(fbuf), fmt, plist[j].u.f); |
4f6f8298 JA |
225 | |
226 | if (scale_down) | |
227 | ovals[j] = (ovals[j] + 999) / 1000; | |
228 | ||
229 | log_info(" %sth=[%5u]%c", fbuf, ovals[j], is_last ? '\n' : ','); | |
230 | ||
231 | if (is_last) | |
232 | break; | |
233 | ||
eef02441 | 234 | if ((j % per_line) == per_line - 1) /* for formatting */ |
4f6f8298 | 235 | log_info("\n"); |
83349190 | 236 | } |
4f6f8298 | 237 | |
1db92cb6 | 238 | out: |
4f6f8298 JA |
239 | if (ovals) |
240 | free(ovals); | |
83349190 YH |
241 | } |
242 | ||
b29ad562 JA |
243 | int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max, |
244 | double *mean, double *dev) | |
3c39a379 | 245 | { |
68704084 | 246 | double n = is->samples; |
3c39a379 JA |
247 | |
248 | if (is->samples == 0) | |
249 | return 0; | |
250 | ||
251 | *min = is->min_val; | |
252 | *max = is->max_val; | |
253 | ||
254 | n = (double) is->samples; | |
802ad4a8 | 255 | *mean = is->mean.u.f; |
e6d276f2 | 256 | |
68704084 | 257 | if (n > 1.0) |
802ad4a8 | 258 | *dev = sqrt(is->S.u.f / (n - 1.0)); |
ef9c5c40 | 259 | else |
4b43f54e | 260 | *dev = 0; |
ef9c5c40 | 261 | |
3c39a379 JA |
262 | return 1; |
263 | } | |
264 | ||
a64e88da | 265 | void show_group_stats(struct group_run_stats *rs) |
3c39a379 | 266 | { |
dbe1125e | 267 | char *p1, *p2, *p3, *p4; |
6eaf09d6 | 268 | const char *ddir_str[] = { " READ", " WRITE" , " TRIM"}; |
dbe1125e JA |
269 | int i; |
270 | ||
7e1773ba | 271 | log_info("\nRun status group %d (all jobs):\n", rs->groupid); |
3c39a379 | 272 | |
6eaf09d6 | 273 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
90fef2d1 JA |
274 | const int i2p = is_power_of_2(rs->kb_base); |
275 | ||
dbe1125e JA |
276 | if (!rs->max_run[i]) |
277 | continue; | |
278 | ||
73798eb2 | 279 | p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p, 8); |
ad705bcb SN |
280 | p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p, rs->unit_base); |
281 | p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p, rs->unit_base); | |
282 | p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p, rs->unit_base); | |
dbe1125e | 283 | |
73798eb2 | 284 | log_info("%s: io=%s, aggrb=%s/s, minb=%s/s, maxb=%s/s," |
771e58be JA |
285 | " mint=%llumsec, maxt=%llumsec\n", |
286 | rs->unified_rw_rep ? " MIXED" : ddir_str[i], | |
4e0a8fa2 JA |
287 | p1, p2, p3, p4, |
288 | (unsigned long long) rs->min_run[i], | |
289 | (unsigned long long) rs->max_run[i]); | |
dbe1125e JA |
290 | |
291 | free(p1); | |
292 | free(p2); | |
293 | free(p3); | |
294 | free(p4); | |
295 | } | |
3c39a379 JA |
296 | } |
297 | ||
2e33101f | 298 | void stat_calc_dist(unsigned int *map, unsigned long total, double *io_u_dist) |
2270890c JA |
299 | { |
300 | int i; | |
301 | ||
302 | /* | |
303 | * Do depth distribution calculations | |
304 | */ | |
305 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
838bc709 JA |
306 | if (total) { |
307 | io_u_dist[i] = (double) map[i] / (double) total; | |
308 | io_u_dist[i] *= 100.0; | |
309 | if (io_u_dist[i] < 0.1 && map[i]) | |
310 | io_u_dist[i] = 0.1; | |
311 | } else | |
312 | io_u_dist[i] = 0.0; | |
2270890c JA |
313 | } |
314 | } | |
315 | ||
04a0feae JA |
316 | static void stat_calc_lat(struct thread_stat *ts, double *dst, |
317 | unsigned int *src, int nr) | |
2270890c | 318 | { |
d79db122 | 319 | unsigned long total = ddir_rw_sum(ts->total_io_u); |
2270890c JA |
320 | int i; |
321 | ||
322 | /* | |
323 | * Do latency distribution calculations | |
324 | */ | |
04a0feae | 325 | for (i = 0; i < nr; i++) { |
838bc709 JA |
326 | if (total) { |
327 | dst[i] = (double) src[i] / (double) total; | |
328 | dst[i] *= 100.0; | |
329 | if (dst[i] < 0.01 && src[i]) | |
330 | dst[i] = 0.01; | |
331 | } else | |
332 | dst[i] = 0.0; | |
2270890c JA |
333 | } |
334 | } | |
335 | ||
e5bd1347 | 336 | void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat) |
04a0feae JA |
337 | { |
338 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR); | |
339 | } | |
340 | ||
e5bd1347 | 341 | void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat) |
04a0feae JA |
342 | { |
343 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR); | |
344 | } | |
345 | ||
b29ad562 JA |
346 | static void display_lat(const char *name, unsigned long min, unsigned long max, |
347 | double mean, double dev) | |
ea2accc5 | 348 | { |
b29ad562 JA |
349 | const char *base = "(usec)"; |
350 | char *minp, *maxp; | |
ea2accc5 | 351 | |
b29ad562 JA |
352 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
353 | base = "(msec)"; | |
354 | ||
22f80458 JA |
355 | minp = num2str(min, 6, 1, 0, 0); |
356 | maxp = num2str(max, 6, 1, 0, 0); | |
b29ad562 JA |
357 | |
358 | log_info(" %s %s: min=%s, max=%s, avg=%5.02f," | |
359 | " stdev=%5.02f\n", name, base, minp, maxp, mean, dev); | |
360 | ||
361 | free(minp); | |
362 | free(maxp); | |
ea2accc5 JA |
363 | } |
364 | ||
756867bd | 365 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
3c39a379 JA |
366 | int ddir) |
367 | { | |
6eaf09d6 | 368 | const char *ddir_str[] = { "read ", "write", "trim" }; |
8879fd15 | 369 | unsigned long min, max, runt; |
b3605062 | 370 | unsigned long long bw, iops; |
3c39a379 | 371 | double mean, dev; |
b3605062 | 372 | char *io_p, *bw_p, *iops_p; |
90fef2d1 | 373 | int i2p; |
3c39a379 | 374 | |
ff58fced JA |
375 | assert(ddir_rw(ddir)); |
376 | ||
756867bd | 377 | if (!ts->runtime[ddir]) |
3c39a379 JA |
378 | return; |
379 | ||
90fef2d1 | 380 | i2p = is_power_of_2(rs->kb_base); |
8879fd15 JA |
381 | runt = ts->runtime[ddir]; |
382 | ||
383 | bw = (1000 * ts->io_bytes[ddir]) / runt; | |
73798eb2 | 384 | io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p, 8); |
ad705bcb | 385 | bw_p = num2str(bw, 6, 1, i2p, ts->unit_base); |
8879fd15 | 386 | |
0aacc50c | 387 | iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt; |
73798eb2 | 388 | iops_p = num2str(iops, 6, 1, 0, 0); |
dbe1125e | 389 | |
73798eb2 | 390 | log_info(" %s: io=%s, bw=%s/s, iops=%s, runt=%6llumsec\n", |
771e58be | 391 | rs->unified_rw_rep ? "mixed" : ddir_str[ddir], |
4e0a8fa2 JA |
392 | io_p, bw_p, iops_p, |
393 | (unsigned long long) ts->runtime[ddir]); | |
dbe1125e JA |
394 | |
395 | free(io_p); | |
396 | free(bw_p); | |
b3605062 | 397 | free(iops_p); |
3c39a379 | 398 | |
b29ad562 JA |
399 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
400 | display_lat("slat", min, max, mean, dev); | |
401 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) | |
402 | display_lat("clat", min, max, mean, dev); | |
403 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) | |
404 | display_lat(" lat", min, max, mean, dev); | |
02af0988 | 405 | |
83349190 YH |
406 | if (ts->clat_percentiles) { |
407 | show_clat_percentiles(ts->io_u_plat[ddir], | |
408 | ts->clat_stat[ddir].samples, | |
435d195a VKF |
409 | ts->percentile_list, |
410 | ts->percentile_precision); | |
83349190 | 411 | } |
079ad09b | 412 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
142c7f2d | 413 | double p_of_agg = 100.0, fkb_base = (double)rs->kb_base; |
d686990a SN |
414 | const char *bw_str = (rs->unit_base == 1 ? "Kbit" : "KB"); |
415 | ||
416 | if (rs->unit_base == 1) { | |
417 | min *= 8.0; | |
418 | max *= 8.0; | |
419 | mean *= 8.0; | |
420 | dev *= 8.0; | |
421 | } | |
3c39a379 | 422 | |
2f2c6924 | 423 | if (rs->agg[ddir]) { |
19d3e967 JA |
424 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; |
425 | if (p_of_agg > 100.0) | |
426 | p_of_agg = 100.0; | |
427 | } | |
b7017e32 | 428 | |
142c7f2d SN |
429 | if (mean > fkb_base * fkb_base) { |
430 | min /= fkb_base; | |
431 | max /= fkb_base; | |
432 | mean /= fkb_base; | |
433 | dev /= fkb_base; | |
d686990a | 434 | bw_str = (rs->unit_base == 1 ? "Mbit" : "MB"); |
b7017e32 JA |
435 | } |
436 | ||
d686990a | 437 | log_info(" bw (%-4s/s): min=%5lu, max=%5lu, per=%3.2f%%," |
b7017e32 JA |
438 | " avg=%5.02f, stdev=%5.02f\n", bw_str, min, max, |
439 | p_of_agg, mean, dev); | |
3c39a379 JA |
440 | } |
441 | } | |
442 | ||
7e1773ba JA |
443 | static int show_lat(double *io_u_lat, int nr, const char **ranges, |
444 | const char *msg) | |
04a0feae | 445 | { |
7e1773ba | 446 | int new_line = 1, i, line = 0, shown = 0; |
04a0feae JA |
447 | |
448 | for (i = 0; i < nr; i++) { | |
449 | if (io_u_lat[i] <= 0.0) | |
450 | continue; | |
7e1773ba | 451 | shown = 1; |
04a0feae | 452 | if (new_line) { |
4539ed73 JA |
453 | if (line) |
454 | log_info("\n"); | |
7e1773ba | 455 | log_info(" lat (%s) : ", msg); |
04a0feae JA |
456 | new_line = 0; |
457 | line = 0; | |
458 | } | |
459 | if (line) | |
460 | log_info(", "); | |
461 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); | |
462 | line++; | |
463 | if (line == 5) | |
464 | new_line = 1; | |
465 | } | |
7e1773ba JA |
466 | |
467 | if (shown) | |
468 | log_info("\n"); | |
469 | ||
470 | return shown; | |
04a0feae JA |
471 | } |
472 | ||
473 | static void show_lat_u(double *io_u_lat_u) | |
474 | { | |
475 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
476 | "250=", "500=", "750=", "1000=", }; | |
477 | ||
478 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); | |
479 | } | |
480 | ||
481 | static void show_lat_m(double *io_u_lat_m) | |
482 | { | |
483 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
484 | "250=", "500=", "750=", "1000=", "2000=", | |
485 | ">=2000=", }; | |
486 | ||
487 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); | |
488 | } | |
489 | ||
c551f65a | 490 | static void show_latencies(struct thread_stat *ts) |
04a0feae | 491 | { |
c551f65a JA |
492 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
493 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
494 | ||
5a18988e JA |
495 | stat_calc_lat_u(ts, io_u_lat_u); |
496 | stat_calc_lat_m(ts, io_u_lat_m); | |
497 | ||
04a0feae JA |
498 | show_lat_u(io_u_lat_u); |
499 | show_lat_m(io_u_lat_m); | |
04a0feae JA |
500 | } |
501 | ||
a64e88da | 502 | void show_thread_status(struct thread_stat *ts, struct group_run_stats *rs) |
3c39a379 JA |
503 | { |
504 | double usr_cpu, sys_cpu; | |
69008999 | 505 | unsigned long runtime; |
71619dc2 | 506 | double io_u_dist[FIO_IO_U_MAP_NR]; |
57a64324 JA |
507 | time_t time_p; |
508 | char time_buf[64]; | |
3c39a379 | 509 | |
6eaf09d6 SL |
510 | if (!(ts->io_bytes[DDIR_READ] + ts->io_bytes[DDIR_WRITE] + |
511 | ts->io_bytes[DDIR_TRIM]) && !(ts->total_io_u[DDIR_READ] + | |
512 | ts->total_io_u[DDIR_WRITE] + ts->total_io_u[DDIR_TRIM])) | |
3c39a379 JA |
513 | return; |
514 | ||
57a64324 | 515 | time(&time_p); |
45054cbe | 516 | os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf)); |
57a64324 | 517 | |
5ec10eaa | 518 | if (!ts->error) { |
57a64324 | 519 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s", |
5ec10eaa | 520 | ts->name, ts->groupid, ts->members, |
57a64324 | 521 | ts->error, (int) ts->pid, time_buf); |
5ec10eaa | 522 | } else { |
57a64324 | 523 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s", |
5ec10eaa | 524 | ts->name, ts->groupid, ts->members, |
57a64324 JA |
525 | ts->error, ts->verror, (int) ts->pid, |
526 | time_buf); | |
5ec10eaa | 527 | } |
3c39a379 | 528 | |
259e47de | 529 | if (strlen(ts->description)) |
6d86144d | 530 | log_info(" Description : [%s]\n", ts->description); |
7bdce1bd | 531 | |
756867bd JA |
532 | if (ts->io_bytes[DDIR_READ]) |
533 | show_ddir_status(rs, ts, DDIR_READ); | |
534 | if (ts->io_bytes[DDIR_WRITE]) | |
535 | show_ddir_status(rs, ts, DDIR_WRITE); | |
6eaf09d6 SL |
536 | if (ts->io_bytes[DDIR_TRIM]) |
537 | show_ddir_status(rs, ts, DDIR_TRIM); | |
3c39a379 | 538 | |
c551f65a | 539 | show_latencies(ts); |
7e1773ba | 540 | |
756867bd | 541 | runtime = ts->total_run_time; |
69008999 | 542 | if (runtime) { |
1e97cce9 | 543 | double runt = (double) runtime; |
3c39a379 | 544 | |
756867bd JA |
545 | usr_cpu = (double) ts->usr_time * 100 / runt; |
546 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
3c39a379 JA |
547 | } else { |
548 | usr_cpu = 0; | |
549 | sys_cpu = 0; | |
550 | } | |
551 | ||
4e0a8fa2 JA |
552 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu," |
553 | " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu, | |
554 | (unsigned long long) ts->ctx, | |
555 | (unsigned long long) ts->majf, | |
556 | (unsigned long long) ts->minf); | |
71619dc2 | 557 | |
d79db122 | 558 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
5ec10eaa JA |
559 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%," |
560 | " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
561 | io_u_dist[1], io_u_dist[2], | |
562 | io_u_dist[3], io_u_dist[4], | |
563 | io_u_dist[5], io_u_dist[6]); | |
838bc709 JA |
564 | |
565 | stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist); | |
566 | log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
567 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
568 | io_u_dist[1], io_u_dist[2], | |
569 | io_u_dist[3], io_u_dist[4], | |
570 | io_u_dist[5], io_u_dist[6]); | |
571 | stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist); | |
572 | log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
573 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
574 | io_u_dist[1], io_u_dist[2], | |
575 | io_u_dist[3], io_u_dist[4], | |
576 | io_u_dist[5], io_u_dist[6]); | |
4e0a8fa2 JA |
577 | log_info(" issued : total=r=%llu/w=%llu/d=%llu," |
578 | " short=r=%llu/w=%llu/d=%llu\n", | |
579 | (unsigned long long) ts->total_io_u[0], | |
580 | (unsigned long long) ts->total_io_u[1], | |
581 | (unsigned long long) ts->total_io_u[2], | |
582 | (unsigned long long) ts->short_io_u[0], | |
583 | (unsigned long long) ts->short_io_u[1], | |
584 | (unsigned long long) ts->short_io_u[2]); | |
f2bba182 | 585 | if (ts->continue_on_error) { |
e9d806fa | 586 | log_info(" errors : total=%llu, first_error=%d/<%s>\n", |
4e0a8fa2 | 587 | (unsigned long long)ts->total_err_count, |
1ec99eea JA |
588 | ts->first_error, |
589 | strerror(ts->first_error)); | |
f2bba182 | 590 | } |
3c39a379 JA |
591 | } |
592 | ||
756867bd | 593 | static void show_ddir_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
594 | struct group_run_stats *rs, int ddir) |
595 | { | |
596 | unsigned long min, max; | |
312b4af2 | 597 | unsigned long long bw, iops; |
1db92cb6 | 598 | unsigned int *ovals = NULL; |
c6ae0a5b | 599 | double mean, dev; |
1db92cb6 JA |
600 | unsigned int len, minv, maxv; |
601 | int i; | |
c6ae0a5b | 602 | |
ff58fced JA |
603 | assert(ddir_rw(ddir)); |
604 | ||
312b4af2 JA |
605 | iops = bw = 0; |
606 | if (ts->runtime[ddir]) { | |
607 | uint64_t runt = ts->runtime[ddir]; | |
608 | ||
033bbb51 | 609 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; |
312b4af2 JA |
610 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; |
611 | } | |
c6ae0a5b | 612 | |
4e0a8fa2 JA |
613 | log_info(";%llu;%llu;%llu;%llu", |
614 | (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops, | |
615 | (unsigned long long) ts->runtime[ddir]); | |
c6ae0a5b | 616 | |
079ad09b | 617 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 618 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 619 | else |
6d86144d | 620 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 621 | |
079ad09b | 622 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 623 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 624 | else |
6d86144d | 625 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 626 | |
1db92cb6 JA |
627 | if (ts->clat_percentiles) { |
628 | len = calc_clat_percentiles(ts->io_u_plat[ddir], | |
629 | ts->clat_stat[ddir].samples, | |
630 | ts->percentile_list, &ovals, &maxv, | |
631 | &minv); | |
632 | } else | |
633 | len = 0; | |
634 | ||
635 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
636 | if (i >= len) { | |
637 | log_info(";0%%=0"); | |
638 | continue; | |
639 | } | |
435d195a | 640 | log_info(";%f%%=%u", ts->percentile_list[i].u.f, ovals[i]); |
1db92cb6 | 641 | } |
2341a37a K |
642 | |
643 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) | |
644 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); | |
645 | else | |
646 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); | |
647 | ||
1db92cb6 JA |
648 | if (ovals) |
649 | free(ovals); | |
650 | ||
079ad09b | 651 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
19d3e967 JA |
652 | double p_of_agg = 100.0; |
653 | ||
654 | if (rs->agg[ddir]) { | |
655 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
656 | if (p_of_agg > 100.0) | |
657 | p_of_agg = 100.0; | |
658 | } | |
c6ae0a5b | 659 | |
6d86144d | 660 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
c6ae0a5b | 661 | } else |
6d86144d | 662 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
c6ae0a5b JA |
663 | } |
664 | ||
cc372b17 SL |
665 | static void add_ddir_status_json(struct thread_stat *ts, |
666 | struct group_run_stats *rs, int ddir, struct json_object *parent) | |
667 | { | |
668 | unsigned long min, max; | |
669 | unsigned long long bw, iops; | |
670 | unsigned int *ovals = NULL; | |
671 | double mean, dev; | |
672 | unsigned int len, minv, maxv; | |
673 | int i; | |
674 | const char *ddirname[] = {"read", "write", "trim"}; | |
675 | struct json_object *dir_object, *tmp_object, *percentile_object; | |
676 | char buf[120]; | |
677 | double p_of_agg = 100.0; | |
678 | ||
679 | assert(ddir_rw(ddir)); | |
680 | ||
771e58be JA |
681 | if (ts->unified_rw_rep && ddir != DDIR_READ) |
682 | return; | |
683 | ||
cc372b17 | 684 | dir_object = json_create_object(); |
771e58be JA |
685 | json_object_add_value_object(parent, |
686 | ts->unified_rw_rep ? "mixed" : ddirname[ddir], dir_object); | |
cc372b17 SL |
687 | |
688 | iops = bw = 0; | |
689 | if (ts->runtime[ddir]) { | |
690 | uint64_t runt = ts->runtime[ddir]; | |
691 | ||
692 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; | |
693 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; | |
694 | } | |
695 | ||
696 | json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir] >> 10); | |
697 | json_object_add_value_int(dir_object, "bw", bw); | |
698 | json_object_add_value_int(dir_object, "iops", iops); | |
699 | json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]); | |
700 | ||
701 | if (!calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { | |
702 | min = max = 0; | |
703 | mean = dev = 0.0; | |
704 | } | |
705 | tmp_object = json_create_object(); | |
706 | json_object_add_value_object(dir_object, "slat", tmp_object); | |
707 | json_object_add_value_int(tmp_object, "min", min); | |
708 | json_object_add_value_int(tmp_object, "max", max); | |
709 | json_object_add_value_float(tmp_object, "mean", mean); | |
710 | json_object_add_value_float(tmp_object, "stddev", dev); | |
711 | ||
712 | if (!calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { | |
713 | min = max = 0; | |
714 | mean = dev = 0.0; | |
715 | } | |
716 | tmp_object = json_create_object(); | |
717 | json_object_add_value_object(dir_object, "clat", tmp_object); | |
718 | json_object_add_value_int(tmp_object, "min", min); | |
719 | json_object_add_value_int(tmp_object, "max", max); | |
720 | json_object_add_value_float(tmp_object, "mean", mean); | |
721 | json_object_add_value_float(tmp_object, "stddev", dev); | |
722 | ||
723 | if (ts->clat_percentiles) { | |
724 | len = calc_clat_percentiles(ts->io_u_plat[ddir], | |
725 | ts->clat_stat[ddir].samples, | |
726 | ts->percentile_list, &ovals, &maxv, | |
727 | &minv); | |
728 | } else | |
729 | len = 0; | |
730 | ||
731 | percentile_object = json_create_object(); | |
732 | json_object_add_value_object(tmp_object, "percentile", percentile_object); | |
733 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
734 | if (i >= len) { | |
735 | json_object_add_value_int(percentile_object, "0.00", 0); | |
736 | continue; | |
737 | } | |
435d195a | 738 | snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f); |
cc372b17 SL |
739 | json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]); |
740 | } | |
741 | ||
742 | if (!calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { | |
743 | min = max = 0; | |
744 | mean = dev = 0.0; | |
745 | } | |
746 | tmp_object = json_create_object(); | |
747 | json_object_add_value_object(dir_object, "lat", tmp_object); | |
748 | json_object_add_value_int(tmp_object, "min", min); | |
749 | json_object_add_value_int(tmp_object, "max", max); | |
750 | json_object_add_value_float(tmp_object, "mean", mean); | |
751 | json_object_add_value_float(tmp_object, "stddev", dev); | |
752 | if (ovals) | |
753 | free(ovals); | |
754 | ||
b9e1b491 | 755 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
cc372b17 SL |
756 | if (rs->agg[ddir]) { |
757 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
758 | if (p_of_agg > 100.0) | |
759 | p_of_agg = 100.0; | |
760 | } | |
761 | } else { | |
762 | min = max = 0; | |
763 | p_of_agg = mean = dev = 0.0; | |
764 | } | |
765 | json_object_add_value_int(dir_object, "bw_min", min); | |
766 | json_object_add_value_int(dir_object, "bw_max", max); | |
767 | json_object_add_value_float(dir_object, "bw_agg", mean); | |
768 | json_object_add_value_float(dir_object, "bw_mean", mean); | |
769 | json_object_add_value_float(dir_object, "bw_dev", dev); | |
770 | } | |
771 | ||
4d658652 | 772 | static void show_thread_status_terse_v2(struct thread_stat *ts, |
3c3ed070 | 773 | struct group_run_stats *rs) |
4d658652 JA |
774 | { |
775 | double io_u_dist[FIO_IO_U_MAP_NR]; | |
776 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; | |
777 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
778 | double usr_cpu, sys_cpu; | |
779 | int i; | |
780 | ||
781 | /* General Info */ | |
782 | log_info("2;%s;%d;%d", ts->name, ts->groupid, ts->error); | |
783 | /* Log Read Status */ | |
6eaf09d6 | 784 | show_ddir_status_terse(ts, rs, DDIR_READ); |
4d658652 | 785 | /* Log Write Status */ |
6eaf09d6 SL |
786 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
787 | /* Log Trim Status */ | |
788 | show_ddir_status_terse(ts, rs, DDIR_TRIM); | |
4d658652 JA |
789 | |
790 | /* CPU Usage */ | |
791 | if (ts->total_run_time) { | |
792 | double runt = (double) ts->total_run_time; | |
793 | ||
794 | usr_cpu = (double) ts->usr_time * 100 / runt; | |
795 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
796 | } else { | |
797 | usr_cpu = 0; | |
798 | sys_cpu = 0; | |
799 | } | |
800 | ||
4e0a8fa2 JA |
801 | log_info(";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu, |
802 | (unsigned long long) ts->ctx, | |
803 | (unsigned long long) ts->majf, | |
804 | (unsigned long long) ts->minf); | |
4d658652 JA |
805 | |
806 | /* Calc % distribution of IO depths, usecond, msecond latency */ | |
d79db122 | 807 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
4d658652 JA |
808 | stat_calc_lat_u(ts, io_u_lat_u); |
809 | stat_calc_lat_m(ts, io_u_lat_m); | |
810 | ||
811 | /* Only show fixed 7 I/O depth levels*/ | |
812 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", | |
813 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
814 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
815 | ||
816 | /* Microsecond latency */ | |
817 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) | |
818 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
819 | /* Millisecond latency */ | |
820 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) | |
821 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
822 | /* Additional output if continue_on_error set - default off*/ | |
823 | if (ts->continue_on_error) | |
4e0a8fa2 | 824 | log_info(";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error); |
4d658652 JA |
825 | log_info("\n"); |
826 | ||
827 | /* Additional output if description is set */ | |
828 | if (ts->description) | |
829 | log_info(";%s", ts->description); | |
830 | ||
831 | log_info("\n"); | |
832 | } | |
833 | ||
3449ab8c JA |
834 | static void show_thread_status_terse_v3_v4(struct thread_stat *ts, |
835 | struct group_run_stats *rs, int ver) | |
c6ae0a5b | 836 | { |
2270890c | 837 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
838 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
839 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
c6ae0a5b | 840 | double usr_cpu, sys_cpu; |
04a0feae | 841 | int i; |
c6ae0a5b | 842 | |
562c2d2f | 843 | /* General Info */ |
f3afa57e | 844 | log_info("%d;%s;%s;%d;%d", ver, fio_version_string, |
5e726d0a | 845 | ts->name, ts->groupid, ts->error); |
562c2d2f | 846 | /* Log Read Status */ |
6eaf09d6 | 847 | show_ddir_status_terse(ts, rs, DDIR_READ); |
562c2d2f | 848 | /* Log Write Status */ |
6eaf09d6 SL |
849 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
850 | /* Log Trim Status */ | |
3449ab8c JA |
851 | if (ver == 4) |
852 | show_ddir_status_terse(ts, rs, DDIR_TRIM); | |
c6ae0a5b | 853 | |
562c2d2f | 854 | /* CPU Usage */ |
756867bd JA |
855 | if (ts->total_run_time) { |
856 | double runt = (double) ts->total_run_time; | |
c6ae0a5b | 857 | |
756867bd JA |
858 | usr_cpu = (double) ts->usr_time * 100 / runt; |
859 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
c6ae0a5b JA |
860 | } else { |
861 | usr_cpu = 0; | |
862 | sys_cpu = 0; | |
863 | } | |
864 | ||
4e0a8fa2 JA |
865 | log_info(";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu, |
866 | (unsigned long long) ts->ctx, | |
867 | (unsigned long long) ts->majf, | |
868 | (unsigned long long) ts->minf); | |
2270890c | 869 | |
562c2d2f | 870 | /* Calc % distribution of IO depths, usecond, msecond latency */ |
d79db122 | 871 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
04a0feae JA |
872 | stat_calc_lat_u(ts, io_u_lat_u); |
873 | stat_calc_lat_m(ts, io_u_lat_m); | |
2270890c | 874 | |
562c2d2f | 875 | /* Only show fixed 7 I/O depth levels*/ |
5ec10eaa JA |
876 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", |
877 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
878 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
2270890c | 879 | |
562c2d2f | 880 | /* Microsecond latency */ |
04a0feae JA |
881 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
882 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
562c2d2f | 883 | /* Millisecond latency */ |
04a0feae JA |
884 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
885 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
f2f788dd JA |
886 | |
887 | /* disk util stats, if any */ | |
cc372b17 | 888 | show_disk_util(1, NULL); |
f2f788dd | 889 | |
562c2d2f | 890 | /* Additional output if continue_on_error set - default off*/ |
f2bba182 | 891 | if (ts->continue_on_error) |
4e0a8fa2 | 892 | log_info(";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error); |
2270890c | 893 | |
562c2d2f | 894 | /* Additional output if description is set */ |
4b0f2258 | 895 | if (strlen(ts->description)) |
6d86144d | 896 | log_info(";%s", ts->description); |
946e4276 JA |
897 | |
898 | log_info("\n"); | |
756867bd JA |
899 | } |
900 | ||
cc372b17 SL |
901 | static struct json_object *show_thread_status_json(struct thread_stat *ts, |
902 | struct group_run_stats *rs) | |
903 | { | |
904 | struct json_object *root, *tmp; | |
905 | double io_u_dist[FIO_IO_U_MAP_NR]; | |
906 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; | |
907 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
908 | double usr_cpu, sys_cpu; | |
909 | int i; | |
910 | ||
911 | root = json_create_object(); | |
912 | json_object_add_value_string(root, "jobname", ts->name); | |
913 | json_object_add_value_int(root, "groupid", ts->groupid); | |
914 | json_object_add_value_int(root, "error", ts->error); | |
915 | ||
916 | add_ddir_status_json(ts, rs, DDIR_READ, root); | |
917 | add_ddir_status_json(ts, rs, DDIR_WRITE, root); | |
f3afa57e | 918 | add_ddir_status_json(ts, rs, DDIR_TRIM, root); |
cc372b17 SL |
919 | |
920 | /* CPU Usage */ | |
921 | if (ts->total_run_time) { | |
922 | double runt = (double) ts->total_run_time; | |
923 | ||
924 | usr_cpu = (double) ts->usr_time * 100 / runt; | |
925 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
926 | } else { | |
927 | usr_cpu = 0; | |
928 | sys_cpu = 0; | |
929 | } | |
930 | json_object_add_value_float(root, "usr_cpu", usr_cpu); | |
931 | json_object_add_value_float(root, "sys_cpu", sys_cpu); | |
932 | json_object_add_value_int(root, "ctx", ts->ctx); | |
933 | json_object_add_value_int(root, "majf", ts->majf); | |
934 | json_object_add_value_int(root, "minf", ts->minf); | |
935 | ||
936 | ||
937 | /* Calc % distribution of IO depths, usecond, msecond latency */ | |
d79db122 | 938 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
cc372b17 SL |
939 | stat_calc_lat_u(ts, io_u_lat_u); |
940 | stat_calc_lat_m(ts, io_u_lat_m); | |
941 | ||
942 | tmp = json_create_object(); | |
943 | json_object_add_value_object(root, "iodepth_level", tmp); | |
944 | /* Only show fixed 7 I/O depth levels*/ | |
945 | for (i = 0; i < 7; i++) { | |
946 | char name[20]; | |
947 | if (i < 6) | |
98ffb8f3 | 948 | snprintf(name, 20, "%d", 1 << i); |
cc372b17 | 949 | else |
98ffb8f3 | 950 | snprintf(name, 20, ">=%d", 1 << i); |
cc372b17 SL |
951 | json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]); |
952 | } | |
953 | ||
954 | tmp = json_create_object(); | |
955 | json_object_add_value_object(root, "latency_us", tmp); | |
956 | /* Microsecond latency */ | |
957 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
958 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", | |
959 | "250", "500", "750", "1000", }; | |
960 | json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]); | |
961 | } | |
962 | /* Millisecond latency */ | |
963 | tmp = json_create_object(); | |
964 | json_object_add_value_object(root, "latency_ms", tmp); | |
965 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) { | |
966 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", | |
967 | "250", "500", "750", "1000", "2000", | |
968 | ">=2000", }; | |
969 | json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]); | |
970 | } | |
971 | ||
972 | /* Additional output if continue_on_error set - default off*/ | |
973 | if (ts->continue_on_error) { | |
974 | json_object_add_value_int(root, "total_err", ts->total_err_count); | |
975 | json_object_add_value_int(root, "total_err", ts->first_error); | |
976 | } | |
977 | ||
978 | /* Additional output if description is set */ | |
979 | if (strlen(ts->description)) | |
980 | json_object_add_value_string(root, "desc", ts->description); | |
981 | ||
982 | return root; | |
983 | } | |
984 | ||
4d658652 JA |
985 | static void show_thread_status_terse(struct thread_stat *ts, |
986 | struct group_run_stats *rs) | |
987 | { | |
988 | if (terse_version == 2) | |
989 | show_thread_status_terse_v2(ts, rs); | |
3449ab8c JA |
990 | else if (terse_version == 3 || terse_version == 4) |
991 | show_thread_status_terse_v3_v4(ts, rs, terse_version); | |
4d658652 JA |
992 | else |
993 | log_err("fio: bad terse version!? %d\n", terse_version); | |
994 | } | |
995 | ||
197574e4 | 996 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
756867bd JA |
997 | { |
998 | double mean, S; | |
999 | ||
e09231c2 ZL |
1000 | if (src->samples == 0) |
1001 | return; | |
1002 | ||
756867bd JA |
1003 | dst->min_val = min(dst->min_val, src->min_val); |
1004 | dst->max_val = max(dst->max_val, src->max_val); | |
756867bd JA |
1005 | |
1006 | /* | |
cdcac5cf YH |
1007 | * Compute new mean and S after the merge |
1008 | * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance | |
1009 | * #Parallel_algorithm> | |
756867bd JA |
1010 | */ |
1011 | if (nr == 1) { | |
802ad4a8 JA |
1012 | mean = src->mean.u.f; |
1013 | S = src->S.u.f; | |
756867bd | 1014 | } else { |
802ad4a8 | 1015 | double delta = src->mean.u.f - dst->mean.u.f; |
cdcac5cf | 1016 | |
802ad4a8 JA |
1017 | mean = ((src->mean.u.f * src->samples) + |
1018 | (dst->mean.u.f * dst->samples)) / | |
cdcac5cf YH |
1019 | (dst->samples + src->samples); |
1020 | ||
802ad4a8 | 1021 | S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) * |
cdcac5cf YH |
1022 | (dst->samples * src->samples) / |
1023 | (dst->samples + src->samples); | |
756867bd JA |
1024 | } |
1025 | ||
cdcac5cf | 1026 | dst->samples += src->samples; |
802ad4a8 JA |
1027 | dst->mean.u.f = mean; |
1028 | dst->S.u.f = S; | |
756867bd JA |
1029 | } |
1030 | ||
37f0c1ae JA |
1031 | void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src) |
1032 | { | |
1033 | int i; | |
1034 | ||
6eaf09d6 | 1035 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
37f0c1ae JA |
1036 | if (dst->max_run[i] < src->max_run[i]) |
1037 | dst->max_run[i] = src->max_run[i]; | |
1038 | if (dst->min_run[i] && dst->min_run[i] > src->min_run[i]) | |
1039 | dst->min_run[i] = src->min_run[i]; | |
1040 | if (dst->max_bw[i] < src->max_bw[i]) | |
1041 | dst->max_bw[i] = src->max_bw[i]; | |
1042 | if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i]) | |
1043 | dst->min_bw[i] = src->min_bw[i]; | |
1044 | ||
1045 | dst->io_kb[i] += src->io_kb[i]; | |
1046 | dst->agg[i] += src->agg[i]; | |
1047 | } | |
1048 | ||
1049 | } | |
1050 | ||
5b9babb7 JA |
1051 | void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src, int nr) |
1052 | { | |
1053 | int l, k; | |
1054 | ||
6eaf09d6 | 1055 | for (l = 0; l < DDIR_RWDIR_CNT; l++) { |
771e58be JA |
1056 | if (!dst->unified_rw_rep) { |
1057 | sum_stat(&dst->clat_stat[l], &src->clat_stat[l], nr); | |
1058 | sum_stat(&dst->slat_stat[l], &src->slat_stat[l], nr); | |
1059 | sum_stat(&dst->lat_stat[l], &src->lat_stat[l], nr); | |
1060 | sum_stat(&dst->bw_stat[l], &src->bw_stat[l], nr); | |
1061 | ||
1062 | dst->io_bytes[l] += src->io_bytes[l]; | |
1063 | ||
1064 | if (dst->runtime[l] < src->runtime[l]) | |
1065 | dst->runtime[l] = src->runtime[l]; | |
1066 | } else { | |
1067 | sum_stat(&dst->clat_stat[0], &src->clat_stat[l], nr); | |
1068 | sum_stat(&dst->slat_stat[0], &src->slat_stat[l], nr); | |
1069 | sum_stat(&dst->lat_stat[0], &src->lat_stat[l], nr); | |
1070 | sum_stat(&dst->bw_stat[0], &src->bw_stat[l], nr); | |
1071 | ||
1072 | dst->io_bytes[0] += src->io_bytes[l]; | |
1073 | ||
1074 | if (dst->runtime[0] < src->runtime[l]) | |
1075 | dst->runtime[0] = src->runtime[l]; | |
1076 | } | |
5b9babb7 JA |
1077 | } |
1078 | ||
1079 | dst->usr_time += src->usr_time; | |
1080 | dst->sys_time += src->sys_time; | |
1081 | dst->ctx += src->ctx; | |
1082 | dst->majf += src->majf; | |
1083 | dst->minf += src->minf; | |
1084 | ||
1085 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1086 | dst->io_u_map[k] += src->io_u_map[k]; | |
1087 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1088 | dst->io_u_submit[k] += src->io_u_submit[k]; | |
1089 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1090 | dst->io_u_complete[k] += src->io_u_complete[k]; | |
1091 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) | |
1092 | dst->io_u_lat_u[k] += src->io_u_lat_u[k]; | |
1093 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) | |
1094 | dst->io_u_lat_m[k] += src->io_u_lat_m[k]; | |
1095 | ||
6eaf09d6 | 1096 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
771e58be JA |
1097 | if (!dst->unified_rw_rep) { |
1098 | dst->total_io_u[k] += src->total_io_u[k]; | |
1099 | dst->short_io_u[k] += src->short_io_u[k]; | |
1100 | } else { | |
1101 | dst->total_io_u[0] += src->total_io_u[k]; | |
1102 | dst->short_io_u[0] += src->short_io_u[k]; | |
1103 | } | |
5b9babb7 JA |
1104 | } |
1105 | ||
6eaf09d6 | 1106 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
5b9babb7 | 1107 | int m; |
771e58be JA |
1108 | |
1109 | for (m = 0; m < FIO_IO_U_PLAT_NR; m++) { | |
1110 | if (!dst->unified_rw_rep) | |
1111 | dst->io_u_plat[k][m] += src->io_u_plat[k][m]; | |
1112 | else | |
1113 | dst->io_u_plat[0][m] += src->io_u_plat[k][m]; | |
1114 | } | |
5b9babb7 JA |
1115 | } |
1116 | ||
1117 | dst->total_run_time += src->total_run_time; | |
1118 | dst->total_submit += src->total_submit; | |
1119 | dst->total_complete += src->total_complete; | |
1120 | } | |
1121 | ||
37f0c1ae JA |
1122 | void init_group_run_stat(struct group_run_stats *gs) |
1123 | { | |
6eaf09d6 | 1124 | int i; |
37f0c1ae | 1125 | memset(gs, 0, sizeof(*gs)); |
6eaf09d6 SL |
1126 | |
1127 | for (i = 0; i < DDIR_RWDIR_CNT; i++) | |
1128 | gs->min_bw[i] = gs->min_run[i] = ~0UL; | |
37f0c1ae JA |
1129 | } |
1130 | ||
1131 | void init_thread_stat(struct thread_stat *ts) | |
1132 | { | |
1133 | int j; | |
1134 | ||
1135 | memset(ts, 0, sizeof(*ts)); | |
1136 | ||
6eaf09d6 | 1137 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
37f0c1ae JA |
1138 | ts->lat_stat[j].min_val = -1UL; |
1139 | ts->clat_stat[j].min_val = -1UL; | |
1140 | ts->slat_stat[j].min_val = -1UL; | |
1141 | ts->bw_stat[j].min_val = -1UL; | |
1142 | } | |
1143 | ts->groupid = -1; | |
1144 | } | |
1145 | ||
cef9175e | 1146 | static void __show_run_stats(void) |
3c39a379 JA |
1147 | { |
1148 | struct group_run_stats *runstats, *rs; | |
1149 | struct thread_data *td; | |
756867bd | 1150 | struct thread_stat *threadstats, *ts; |
5b9babb7 | 1151 | int i, j, nr_ts, last_ts, idx; |
90fef2d1 | 1152 | int kb_base_warned = 0; |
ad705bcb | 1153 | int unit_base_warned = 0; |
cc372b17 SL |
1154 | struct json_object *root = NULL; |
1155 | struct json_array *array = NULL; | |
3c39a379 JA |
1156 | |
1157 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); | |
1158 | ||
37f0c1ae JA |
1159 | for (i = 0; i < groupid + 1; i++) |
1160 | init_group_run_stat(&runstats[i]); | |
3c39a379 | 1161 | |
756867bd JA |
1162 | /* |
1163 | * find out how many threads stats we need. if group reporting isn't | |
1164 | * enabled, it's one-per-td. | |
1165 | */ | |
1166 | nr_ts = 0; | |
1167 | last_ts = -1; | |
1168 | for_each_td(td, i) { | |
2dc1bbeb | 1169 | if (!td->o.group_reporting) { |
756867bd JA |
1170 | nr_ts++; |
1171 | continue; | |
1172 | } | |
1173 | if (last_ts == td->groupid) | |
1174 | continue; | |
1175 | ||
1176 | last_ts = td->groupid; | |
1177 | nr_ts++; | |
1178 | } | |
1179 | ||
1180 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); | |
1181 | ||
37f0c1ae JA |
1182 | for (i = 0; i < nr_ts; i++) |
1183 | init_thread_stat(&threadstats[i]); | |
756867bd JA |
1184 | |
1185 | j = 0; | |
1186 | last_ts = -1; | |
197574e4 | 1187 | idx = 0; |
34572e28 | 1188 | for_each_td(td, i) { |
2dc1bbeb JA |
1189 | if (idx && (!td->o.group_reporting || |
1190 | (td->o.group_reporting && last_ts != td->groupid))) { | |
7abd0e3a JA |
1191 | idx = 0; |
1192 | j++; | |
1193 | } | |
1194 | ||
1195 | last_ts = td->groupid; | |
1196 | ||
756867bd JA |
1197 | ts = &threadstats[j]; |
1198 | ||
83349190 | 1199 | ts->clat_percentiles = td->o.clat_percentiles; |
435d195a | 1200 | ts->percentile_precision = td->o.percentile_precision; |
fd112d34 | 1201 | memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 1202 | |
197574e4 | 1203 | idx++; |
6586ee89 | 1204 | ts->members++; |
756867bd | 1205 | |
7abd0e3a | 1206 | if (ts->groupid == -1) { |
2dc84ba7 JA |
1207 | /* |
1208 | * These are per-group shared already | |
1209 | */ | |
f6bb5b88 | 1210 | strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE); |
a64e88da JA |
1211 | if (td->o.description) |
1212 | strncpy(ts->description, td->o.description, | |
1213 | FIO_JOBNAME_SIZE); | |
1214 | else | |
1215 | memset(ts->description, 0, FIO_JOBNAME_SIZE); | |
1216 | ||
2f122b13 JA |
1217 | /* |
1218 | * If multiple entries in this group, this is | |
1219 | * the first member. | |
1220 | */ | |
1221 | ts->thread_number = td->thread_number; | |
756867bd | 1222 | ts->groupid = td->groupid; |
2dc84ba7 JA |
1223 | |
1224 | /* | |
1225 | * first pid in group, not very useful... | |
1226 | */ | |
756867bd | 1227 | ts->pid = td->pid; |
90fef2d1 JA |
1228 | |
1229 | ts->kb_base = td->o.kb_base; | |
ad705bcb | 1230 | ts->unit_base = td->o.unit_base; |
771e58be | 1231 | ts->unified_rw_rep = td->o.unified_rw_rep; |
90fef2d1 JA |
1232 | } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) { |
1233 | log_info("fio: kb_base differs for jobs in group, using" | |
1234 | " %u as the base\n", ts->kb_base); | |
1235 | kb_base_warned = 1; | |
ad705bcb SN |
1236 | } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) { |
1237 | log_info("fio: unit_base differs for jobs in group, using" | |
1238 | " %u as the base\n", ts->unit_base); | |
1239 | unit_base_warned = 1; | |
2dc84ba7 JA |
1240 | } |
1241 | ||
f2bba182 RR |
1242 | ts->continue_on_error = td->o.continue_on_error; |
1243 | ts->total_err_count += td->total_err_count; | |
1244 | ts->first_error = td->first_error; | |
1245 | if (!ts->error) { | |
1246 | if (!td->error && td->o.continue_on_error && | |
1247 | td->first_error) { | |
1248 | ts->error = td->first_error; | |
f6bb5b88 | 1249 | strcpy(ts->verror, td->verror); |
f2bba182 RR |
1250 | } else if (td->error) { |
1251 | ts->error = td->error; | |
f6bb5b88 | 1252 | strcpy(ts->verror, td->verror); |
f2bba182 | 1253 | } |
756867bd JA |
1254 | } |
1255 | ||
5b9babb7 | 1256 | sum_thread_stats(ts, &td->ts, idx); |
756867bd JA |
1257 | } |
1258 | ||
1259 | for (i = 0; i < nr_ts; i++) { | |
94370ac4 | 1260 | unsigned long long bw; |
3c39a379 | 1261 | |
756867bd JA |
1262 | ts = &threadstats[i]; |
1263 | rs = &runstats[ts->groupid]; | |
90fef2d1 | 1264 | rs->kb_base = ts->kb_base; |
ad705bcb | 1265 | rs->unit_base = ts->unit_base; |
771e58be | 1266 | rs->unified_rw_rep += ts->unified_rw_rep; |
3c39a379 | 1267 | |
6eaf09d6 | 1268 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
94370ac4 JA |
1269 | if (!ts->runtime[j]) |
1270 | continue; | |
1271 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) | |
1272 | rs->min_run[j] = ts->runtime[j]; | |
1273 | if (ts->runtime[j] > rs->max_run[j]) | |
1274 | rs->max_run[j] = ts->runtime[j]; | |
1275 | ||
1276 | bw = 0; | |
8879fd15 | 1277 | if (ts->runtime[j]) { |
c857cfeb JA |
1278 | unsigned long runt = ts->runtime[j]; |
1279 | unsigned long long kb; | |
8879fd15 | 1280 | |
c857cfeb JA |
1281 | kb = ts->io_bytes[j] / rs->kb_base; |
1282 | bw = kb * 1000 / runt; | |
8879fd15 | 1283 | } |
94370ac4 JA |
1284 | if (bw < rs->min_bw[j]) |
1285 | rs->min_bw[j] = bw; | |
1286 | if (bw > rs->max_bw[j]) | |
1287 | rs->max_bw[j] = bw; | |
1288 | ||
90fef2d1 | 1289 | rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base; |
94370ac4 | 1290 | } |
3c39a379 JA |
1291 | } |
1292 | ||
1293 | for (i = 0; i < groupid + 1; i++) { | |
6eaf09d6 SL |
1294 | int ddir; |
1295 | ||
3c39a379 JA |
1296 | rs = &runstats[i]; |
1297 | ||
6eaf09d6 SL |
1298 | for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) { |
1299 | if (rs->max_run[ddir]) | |
1300 | rs->agg[ddir] = (rs->io_kb[ddir] * 1000) / | |
1301 | rs->max_run[ddir]; | |
1302 | } | |
3c39a379 JA |
1303 | } |
1304 | ||
1305 | /* | |
1306 | * don't overwrite last signal output | |
1307 | */ | |
f3afa57e | 1308 | if (output_format == FIO_OUTPUT_NORMAL) |
4ceb30d4 | 1309 | log_info("\n"); |
f3afa57e | 1310 | else if (output_format == FIO_OUTPUT_JSON) { |
cc372b17 SL |
1311 | root = json_create_object(); |
1312 | json_object_add_value_string(root, "fio version", fio_version_string); | |
1313 | array = json_create_array(); | |
1314 | json_object_add_value_array(root, "jobs", array); | |
1315 | } | |
3c39a379 | 1316 | |
756867bd JA |
1317 | for (i = 0; i < nr_ts; i++) { |
1318 | ts = &threadstats[i]; | |
1319 | rs = &runstats[ts->groupid]; | |
3c39a379 | 1320 | |
a64e88da JA |
1321 | if (is_backend) |
1322 | fio_server_send_ts(ts, rs); | |
f3afa57e | 1323 | else if (output_format == FIO_OUTPUT_TERSE) |
756867bd | 1324 | show_thread_status_terse(ts, rs); |
f3afa57e JA |
1325 | else if (output_format == FIO_OUTPUT_JSON) { |
1326 | struct json_object *tmp = show_thread_status_json(ts, rs); | |
1327 | json_array_add_value_object(array, tmp); | |
cc372b17 | 1328 | } else |
756867bd | 1329 | show_thread_status(ts, rs); |
3c39a379 | 1330 | } |
f3afa57e | 1331 | if (output_format == FIO_OUTPUT_JSON) { |
cc372b17 SL |
1332 | /* disk util stats, if any */ |
1333 | show_disk_util(1, root); | |
1334 | ||
f2a2ce0e HL |
1335 | show_idle_prof_stats(FIO_OUTPUT_JSON, root); |
1336 | ||
cc372b17 SL |
1337 | json_print_object(root); |
1338 | log_info("\n"); | |
1339 | json_free_object(root); | |
1340 | } | |
3c39a379 | 1341 | |
72c27ff8 JA |
1342 | for (i = 0; i < groupid + 1; i++) { |
1343 | rs = &runstats[i]; | |
3c39a379 | 1344 | |
72c27ff8 | 1345 | rs->groupid = i; |
d09a64a0 | 1346 | if (is_backend) |
72c27ff8 | 1347 | fio_server_send_gs(rs); |
f3afa57e | 1348 | else if (output_format == FIO_OUTPUT_NORMAL) |
72c27ff8 | 1349 | show_group_stats(rs); |
c6ae0a5b | 1350 | } |
eecf272f | 1351 | |
72c27ff8 JA |
1352 | if (is_backend) |
1353 | fio_server_send_du(); | |
60904003 | 1354 | else if (output_format == FIO_OUTPUT_NORMAL) { |
cc372b17 | 1355 | show_disk_util(0, NULL); |
60904003 HL |
1356 | show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL); |
1357 | } | |
f2a2ce0e | 1358 | |
fdd5f15f | 1359 | log_info_flush(); |
eecf272f | 1360 | free(runstats); |
756867bd | 1361 | free(threadstats); |
3c39a379 JA |
1362 | } |
1363 | ||
cef9175e JA |
1364 | void show_run_stats(void) |
1365 | { | |
1366 | fio_mutex_down(stat_mutex); | |
1367 | __show_run_stats(); | |
1368 | fio_mutex_up(stat_mutex); | |
1369 | } | |
1370 | ||
b4ea84da | 1371 | static void *__show_running_run_stats(void fio_unused *arg) |
b852e7cf JA |
1372 | { |
1373 | struct thread_data *td; | |
1374 | unsigned long long *rt; | |
1375 | struct timeval tv; | |
1376 | int i; | |
1377 | ||
1378 | rt = malloc(thread_number * sizeof(unsigned long long)); | |
1379 | fio_gettime(&tv, NULL); | |
1380 | ||
1381 | for_each_td(td, i) { | |
1382 | rt[i] = mtime_since(&td->start, &tv); | |
1383 | if (td_read(td) && td->io_bytes[DDIR_READ]) | |
1384 | td->ts.runtime[DDIR_READ] += rt[i]; | |
1385 | if (td_write(td) && td->io_bytes[DDIR_WRITE]) | |
1386 | td->ts.runtime[DDIR_WRITE] += rt[i]; | |
6eaf09d6 SL |
1387 | if (td_trim(td) && td->io_bytes[DDIR_TRIM]) |
1388 | td->ts.runtime[DDIR_TRIM] += rt[i]; | |
b852e7cf | 1389 | |
c97f1ad6 | 1390 | td->update_rusage = 1; |
6eaf09d6 SL |
1391 | td->ts.io_bytes[DDIR_READ] = td->io_bytes[DDIR_READ]; |
1392 | td->ts.io_bytes[DDIR_WRITE] = td->io_bytes[DDIR_WRITE]; | |
1393 | td->ts.io_bytes[DDIR_TRIM] = td->io_bytes[DDIR_TRIM]; | |
b852e7cf JA |
1394 | td->ts.total_run_time = mtime_since(&td->epoch, &tv); |
1395 | } | |
1396 | ||
c97f1ad6 JA |
1397 | for_each_td(td, i) { |
1398 | if (td->rusage_sem) { | |
1399 | td->update_rusage = 1; | |
1400 | fio_mutex_down(td->rusage_sem); | |
1401 | } | |
1402 | td->update_rusage = 0; | |
1403 | } | |
1404 | ||
cef9175e | 1405 | __show_run_stats(); |
b852e7cf JA |
1406 | |
1407 | for_each_td(td, i) { | |
1408 | if (td_read(td) && td->io_bytes[DDIR_READ]) | |
1409 | td->ts.runtime[DDIR_READ] -= rt[i]; | |
1410 | if (td_write(td) && td->io_bytes[DDIR_WRITE]) | |
1411 | td->ts.runtime[DDIR_WRITE] -= rt[i]; | |
6eaf09d6 SL |
1412 | if (td_trim(td) && td->io_bytes[DDIR_TRIM]) |
1413 | td->ts.runtime[DDIR_TRIM] -= rt[i]; | |
b852e7cf JA |
1414 | } |
1415 | ||
1416 | free(rt); | |
cef9175e | 1417 | fio_mutex_up(stat_mutex); |
b852e7cf JA |
1418 | return NULL; |
1419 | } | |
1420 | ||
1421 | /* | |
1422 | * Called from signal handler. It _should_ be safe to just run this inline | |
1423 | * in the sig handler, but we should be disturbing the system less by just | |
1424 | * creating a thread to do it. | |
1425 | */ | |
1426 | void show_running_run_stats(void) | |
1427 | { | |
1428 | pthread_t thread; | |
1429 | ||
cef9175e JA |
1430 | fio_mutex_down(stat_mutex); |
1431 | ||
1432 | if (!pthread_create(&thread, NULL, __show_running_run_stats, NULL)) { | |
1433 | pthread_detach(thread); | |
1434 | return; | |
1435 | } | |
1436 | ||
1437 | fio_mutex_up(stat_mutex); | |
b852e7cf JA |
1438 | } |
1439 | ||
06464907 JA |
1440 | static int status_interval_init; |
1441 | static struct timeval status_time; | |
1442 | ||
1443 | #define FIO_STATUS_FILE "/tmp/fio-dump-status" | |
1444 | ||
1445 | static int check_status_file(void) | |
1446 | { | |
1447 | struct stat sb; | |
a0bafb7d BC |
1448 | const char *temp_dir; |
1449 | char fio_status_file_path[PATH_MAX]; | |
06464907 | 1450 | |
a0bafb7d BC |
1451 | temp_dir = getenv("TMPDIR"); |
1452 | if (temp_dir == NULL) | |
1453 | temp_dir = getenv("TEMP"); | |
1454 | if (temp_dir == NULL) | |
1455 | temp_dir = "/tmp"; | |
1456 | ||
1457 | snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE); | |
1458 | ||
1459 | if (stat(fio_status_file_path, &sb)) | |
06464907 JA |
1460 | return 0; |
1461 | ||
a0bafb7d | 1462 | unlink(fio_status_file_path); |
06464907 JA |
1463 | return 1; |
1464 | } | |
1465 | ||
1466 | void check_for_running_stats(void) | |
1467 | { | |
1468 | if (status_interval) { | |
1469 | if (!status_interval_init) { | |
1470 | fio_gettime(&status_time, NULL); | |
1471 | status_interval_init = 1; | |
1472 | } else if (mtime_since_now(&status_time) >= status_interval) { | |
1473 | show_running_run_stats(); | |
1474 | fio_gettime(&status_time, NULL); | |
1475 | return; | |
1476 | } | |
1477 | } | |
1478 | if (check_status_file()) { | |
1479 | show_running_run_stats(); | |
1480 | return; | |
1481 | } | |
1482 | } | |
1483 | ||
68704084 | 1484 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
3c39a379 | 1485 | { |
68704084 | 1486 | double val = data; |
6660cc67 | 1487 | double delta; |
68704084 JA |
1488 | |
1489 | if (data > is->max_val) | |
1490 | is->max_val = data; | |
1491 | if (data < is->min_val) | |
1492 | is->min_val = data; | |
1493 | ||
802ad4a8 | 1494 | delta = val - is->mean.u.f; |
ef11d737 | 1495 | if (delta) { |
802ad4a8 JA |
1496 | is->mean.u.f += delta / (is->samples + 1.0); |
1497 | is->S.u.f += delta * (val - is->mean.u.f); | |
ef11d737 | 1498 | } |
3c39a379 | 1499 | |
3c39a379 JA |
1500 | is->samples++; |
1501 | } | |
1502 | ||
bb3884d8 | 1503 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
306ddc97 | 1504 | enum fio_ddir ddir, unsigned int bs, |
2b13e716 | 1505 | unsigned long t) |
3c39a379 | 1506 | { |
306ddc97 JA |
1507 | const int nr_samples = iolog->nr_samples; |
1508 | ||
b8bc8cba JA |
1509 | if (!iolog->nr_samples) |
1510 | iolog->avg_last = t; | |
1511 | ||
3c39a379 JA |
1512 | if (iolog->nr_samples == iolog->max_samples) { |
1513 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; | |
1514 | ||
1515 | iolog->log = realloc(iolog->log, new_size); | |
1516 | iolog->max_samples <<= 1; | |
1517 | } | |
1518 | ||
306ddc97 | 1519 | iolog->log[nr_samples].val = val; |
2b13e716 | 1520 | iolog->log[nr_samples].time = t; |
306ddc97 JA |
1521 | iolog->log[nr_samples].ddir = ddir; |
1522 | iolog->log[nr_samples].bs = bs; | |
3c39a379 JA |
1523 | iolog->nr_samples++; |
1524 | } | |
1525 | ||
7fb28d36 JA |
1526 | static inline void reset_io_stat(struct io_stat *ios) |
1527 | { | |
1528 | ios->max_val = ios->min_val = ios->samples = 0; | |
1529 | ios->mean.u.f = ios->S.u.f = 0; | |
1530 | } | |
1531 | ||
bb3884d8 | 1532 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
306ddc97 JA |
1533 | unsigned long val, enum fio_ddir ddir, |
1534 | unsigned int bs) | |
bb3884d8 | 1535 | { |
7fb28d36 | 1536 | unsigned long elapsed, this_window; |
b8bc8cba | 1537 | |
ff58fced JA |
1538 | if (!ddir_rw(ddir)) |
1539 | return; | |
1540 | ||
b8bc8cba JA |
1541 | elapsed = mtime_since_now(&td->epoch); |
1542 | ||
1543 | /* | |
1544 | * If no time averaging, just add the log sample. | |
1545 | */ | |
1546 | if (!iolog->avg_msec) { | |
1547 | __add_log_sample(iolog, val, ddir, bs, elapsed); | |
1548 | return; | |
1549 | } | |
1550 | ||
1551 | /* | |
1552 | * Add the sample. If the time period has passed, then | |
1553 | * add that entry to the log and clear. | |
1554 | */ | |
1555 | add_stat_sample(&iolog->avg_window[ddir], val); | |
1556 | ||
7fb28d36 JA |
1557 | /* |
1558 | * If period hasn't passed, adding the above sample is all we | |
1559 | * need to do. | |
1560 | */ | |
b8bc8cba JA |
1561 | this_window = elapsed - iolog->avg_last; |
1562 | if (this_window < iolog->avg_msec) | |
1563 | return; | |
1564 | ||
7fb28d36 JA |
1565 | /* |
1566 | * Note an entry in the log. Use the mean from the logged samples, | |
1567 | * making sure to properly round up. Only write a log entry if we | |
1568 | * had actual samples done. | |
1569 | */ | |
1570 | if (iolog->avg_window[DDIR_READ].samples) { | |
1571 | unsigned long mr; | |
b8bc8cba | 1572 | |
7fb28d36 | 1573 | mr = iolog->avg_window[DDIR_READ].mean.u.f + 0.50; |
b8bc8cba | 1574 | __add_log_sample(iolog, mr, DDIR_READ, 0, elapsed); |
7fb28d36 JA |
1575 | } |
1576 | if (iolog->avg_window[DDIR_WRITE].samples) { | |
1577 | unsigned long mw; | |
1578 | ||
1579 | mw = iolog->avg_window[DDIR_WRITE].mean.u.f + 0.50; | |
b8bc8cba | 1580 | __add_log_sample(iolog, mw, DDIR_WRITE, 0, elapsed); |
7fb28d36 | 1581 | } |
6eaf09d6 SL |
1582 | if (iolog->avg_window[DDIR_TRIM].samples) { |
1583 | unsigned long mw; | |
1584 | ||
1585 | mw = iolog->avg_window[DDIR_TRIM].mean.u.f + 0.50; | |
1586 | __add_log_sample(iolog, mw, DDIR_TRIM, 0, elapsed); | |
1587 | } | |
1588 | ||
b8bc8cba | 1589 | |
7fb28d36 JA |
1590 | reset_io_stat(&iolog->avg_window[DDIR_READ]); |
1591 | reset_io_stat(&iolog->avg_window[DDIR_WRITE]); | |
6eaf09d6 | 1592 | reset_io_stat(&iolog->avg_window[DDIR_TRIM]); |
b8bc8cba | 1593 | iolog->avg_last = elapsed; |
bb3884d8 JA |
1594 | } |
1595 | ||
306ddc97 | 1596 | void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs) |
bb3884d8 | 1597 | { |
ff58fced | 1598 | struct io_log *iolog; |
bb3884d8 | 1599 | |
ff58fced JA |
1600 | if (!ddir_rw(ddir)) |
1601 | return; | |
1602 | ||
1603 | iolog = agg_io_log[ddir]; | |
306ddc97 | 1604 | __add_log_sample(iolog, val, ddir, bs, mtime_since_genesis()); |
bb3884d8 JA |
1605 | } |
1606 | ||
83349190 YH |
1607 | static void add_clat_percentile_sample(struct thread_stat *ts, |
1608 | unsigned long usec, enum fio_ddir ddir) | |
1609 | { | |
1610 | unsigned int idx = plat_val_to_idx(usec); | |
1611 | assert(idx < FIO_IO_U_PLAT_NR); | |
1612 | ||
1613 | ts->io_u_plat[ddir][idx]++; | |
1614 | } | |
1615 | ||
1e97cce9 | 1616 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 1617 | unsigned long usec, unsigned int bs) |
3c39a379 | 1618 | { |
756867bd | 1619 | struct thread_stat *ts = &td->ts; |
079ad09b | 1620 | |
ff58fced JA |
1621 | if (!ddir_rw(ddir)) |
1622 | return; | |
1623 | ||
d85f5118 | 1624 | add_stat_sample(&ts->clat_stat[ddir], usec); |
3c39a379 | 1625 | |
7b9f733a JA |
1626 | if (td->clat_log) |
1627 | add_log_sample(td, td->clat_log, usec, ddir, bs); | |
83349190 YH |
1628 | |
1629 | if (ts->clat_percentiles) | |
1630 | add_clat_percentile_sample(ts, usec, ddir); | |
3c39a379 JA |
1631 | } |
1632 | ||
1e97cce9 | 1633 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 1634 | unsigned long usec, unsigned int bs) |
3c39a379 | 1635 | { |
756867bd | 1636 | struct thread_stat *ts = &td->ts; |
079ad09b | 1637 | |
ff58fced JA |
1638 | if (!ddir_rw(ddir)) |
1639 | return; | |
1640 | ||
d85f5118 | 1641 | add_stat_sample(&ts->slat_stat[ddir], usec); |
3c39a379 | 1642 | |
7b9f733a JA |
1643 | if (td->slat_log) |
1644 | add_log_sample(td, td->slat_log, usec, ddir, bs); | |
3c39a379 JA |
1645 | } |
1646 | ||
02af0988 JA |
1647 | void add_lat_sample(struct thread_data *td, enum fio_ddir ddir, |
1648 | unsigned long usec, unsigned int bs) | |
1649 | { | |
1650 | struct thread_stat *ts = &td->ts; | |
1651 | ||
ff58fced JA |
1652 | if (!ddir_rw(ddir)) |
1653 | return; | |
1654 | ||
02af0988 JA |
1655 | add_stat_sample(&ts->lat_stat[ddir], usec); |
1656 | ||
7b9f733a JA |
1657 | if (td->lat_log) |
1658 | add_log_sample(td, td->lat_log, usec, ddir, bs); | |
02af0988 JA |
1659 | } |
1660 | ||
306ddc97 | 1661 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs, |
1e97cce9 | 1662 | struct timeval *t) |
3c39a379 | 1663 | { |
756867bd | 1664 | struct thread_stat *ts = &td->ts; |
ff58fced JA |
1665 | unsigned long spent, rate; |
1666 | ||
1667 | if (!ddir_rw(ddir)) | |
1668 | return; | |
3c39a379 | 1669 | |
c8eeb9df | 1670 | spent = mtime_since(&td->bw_sample_time, t); |
2dc1bbeb | 1671 | if (spent < td->o.bw_avg_time) |
3c39a379 | 1672 | return; |
9602d8df JA |
1673 | |
1674 | /* | |
5daa4ebe JC |
1675 | * Compute both read and write rates for the interval. |
1676 | */ | |
6eaf09d6 | 1677 | for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) { |
5daa4ebe JC |
1678 | uint64_t delta; |
1679 | ||
1680 | delta = td->this_io_bytes[ddir] - td->stat_io_bytes[ddir]; | |
1681 | if (!delta) | |
1682 | continue; /* No entries for interval */ | |
3c39a379 | 1683 | |
5daa4ebe JC |
1684 | rate = delta * 1000 / spent / 1024; |
1685 | add_stat_sample(&ts->bw_stat[ddir], rate); | |
3c39a379 | 1686 | |
5daa4ebe JC |
1687 | if (td->bw_log) |
1688 | add_log_sample(td, td->bw_log, rate, ddir, bs); | |
1689 | ||
1690 | td->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; | |
1691 | } | |
3c39a379 | 1692 | |
c8eeb9df | 1693 | fio_gettime(&td->bw_sample_time, NULL); |
3c39a379 | 1694 | } |
c8eeb9df JA |
1695 | |
1696 | void add_iops_sample(struct thread_data *td, enum fio_ddir ddir, | |
1697 | struct timeval *t) | |
1698 | { | |
1699 | struct thread_stat *ts = &td->ts; | |
1700 | unsigned long spent, iops; | |
1701 | ||
1702 | if (!ddir_rw(ddir)) | |
1703 | return; | |
1704 | ||
1705 | spent = mtime_since(&td->iops_sample_time, t); | |
1706 | if (spent < td->o.iops_avg_time) | |
1707 | return; | |
1708 | ||
9602d8df JA |
1709 | /* |
1710 | * Compute both read and write rates for the interval. | |
1711 | */ | |
6eaf09d6 | 1712 | for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) { |
9602d8df | 1713 | uint64_t delta; |
c8eeb9df | 1714 | |
9602d8df JA |
1715 | delta = td->this_io_blocks[ddir] - td->stat_io_blocks[ddir]; |
1716 | if (!delta) | |
1717 | continue; /* No entries for interval */ | |
1718 | ||
1719 | iops = (delta * 1000) / spent; | |
1720 | add_stat_sample(&ts->iops_stat[ddir], iops); | |
c8eeb9df | 1721 | |
9602d8df JA |
1722 | if (td->iops_log) |
1723 | add_log_sample(td, td->iops_log, iops, ddir, 0); | |
1724 | ||
421f4a82 | 1725 | td->stat_io_blocks[ddir] = td->this_io_blocks[ddir]; |
9602d8df | 1726 | } |
c8eeb9df JA |
1727 | |
1728 | fio_gettime(&td->iops_sample_time, NULL); | |
c8eeb9df | 1729 | } |
cef9175e JA |
1730 | |
1731 | void stat_init(void) | |
1732 | { | |
1733 | stat_mutex = fio_mutex_init(FIO_MUTEX_UNLOCKED); | |
1734 | } | |
1735 | ||
1736 | void stat_exit(void) | |
1737 | { | |
1738 | /* | |
1739 | * When we have the mutex, we know out-of-band access to it | |
1740 | * have ended. | |
1741 | */ | |
1742 | fio_mutex_down(stat_mutex); | |
1743 | fio_mutex_remove(stat_mutex); | |
1744 | } |