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 | |
3c39a379 JA |
17 | void update_rusage_stat(struct thread_data *td) |
18 | { | |
756867bd | 19 | struct thread_stat *ts = &td->ts; |
3c39a379 | 20 | |
44404c5a | 21 | fio_getrusage(&td->ru_end); |
c8aaba19 JA |
22 | ts->usr_time += mtime_since(&td->ru_start.ru_utime, |
23 | &td->ru_end.ru_utime); | |
24 | ts->sys_time += mtime_since(&td->ru_start.ru_stime, | |
25 | &td->ru_end.ru_stime); | |
26 | ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw | |
27 | - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw); | |
28 | ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt; | |
29 | ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt; | |
5ec10eaa | 30 | |
c8aaba19 | 31 | memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end)); |
3c39a379 JA |
32 | } |
33 | ||
83349190 YH |
34 | /* |
35 | * Given a latency, return the index of the corresponding bucket in | |
36 | * the structure tracking percentiles. | |
37 | * | |
38 | * (1) find the group (and error bits) that the value (latency) | |
39 | * belongs to by looking at its MSB. (2) find the bucket number in the | |
40 | * group by looking at the index bits. | |
41 | * | |
42 | */ | |
43 | static unsigned int plat_val_to_idx(unsigned int val) | |
44 | { | |
45 | unsigned int msb, error_bits, base, offset, idx; | |
46 | ||
47 | /* Find MSB starting from bit 0 */ | |
48 | if (val == 0) | |
49 | msb = 0; | |
50 | else | |
51 | msb = (sizeof(val)*8) - __builtin_clz(val) - 1; | |
52 | ||
716050f2 JA |
53 | /* |
54 | * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use | |
55 | * all bits of the sample as index | |
56 | */ | |
83349190 YH |
57 | if (msb <= FIO_IO_U_PLAT_BITS) |
58 | return val; | |
59 | ||
60 | /* Compute the number of error bits to discard*/ | |
61 | error_bits = msb - FIO_IO_U_PLAT_BITS; | |
62 | ||
63 | /* Compute the number of buckets before the group */ | |
64 | base = (error_bits + 1) << FIO_IO_U_PLAT_BITS; | |
65 | ||
716050f2 JA |
66 | /* |
67 | * Discard the error bits and apply the mask to find the | |
3c3ed070 | 68 | * index for the buckets in the group |
716050f2 | 69 | */ |
83349190 YH |
70 | offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits); |
71 | ||
72 | /* Make sure the index does not exceed (array size - 1) */ | |
3c3ed070 | 73 | idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1) ? |
83349190 YH |
74 | (base + offset) : (FIO_IO_U_PLAT_NR - 1); |
75 | ||
76 | return idx; | |
77 | } | |
78 | ||
79 | /* | |
80 | * Convert the given index of the bucket array to the value | |
81 | * represented by the bucket | |
82 | */ | |
83 | static unsigned int plat_idx_to_val(unsigned int idx) | |
84 | { | |
85 | unsigned int error_bits, k, base; | |
86 | ||
87 | assert(idx < FIO_IO_U_PLAT_NR); | |
88 | ||
89 | /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use | |
90 | * all bits of the sample as index */ | |
3c3ed070 | 91 | if (idx < (FIO_IO_U_PLAT_VAL << 1)) |
83349190 YH |
92 | return idx; |
93 | ||
94 | /* Find the group and compute the minimum value of that group */ | |
3c3ed070 | 95 | error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1; |
83349190 YH |
96 | base = 1 << (error_bits + FIO_IO_U_PLAT_BITS); |
97 | ||
98 | /* Find its bucket number of the group */ | |
99 | k = idx % FIO_IO_U_PLAT_VAL; | |
100 | ||
101 | /* Return the mean of the range of the bucket */ | |
102 | return base + ((k + 0.5) * (1 << error_bits)); | |
103 | } | |
104 | ||
105 | static int double_cmp(const void *a, const void *b) | |
106 | { | |
802ad4a8 JA |
107 | const fio_fp64_t fa = *(const fio_fp64_t *) a; |
108 | const fio_fp64_t fb = *(const fio_fp64_t *) b; | |
83349190 YH |
109 | int cmp = 0; |
110 | ||
802ad4a8 | 111 | if (fa.u.f > fb.u.f) |
83349190 | 112 | cmp = 1; |
802ad4a8 | 113 | else if (fa.u.f < fb.u.f) |
83349190 YH |
114 | cmp = -1; |
115 | ||
116 | return cmp; | |
117 | } | |
118 | ||
a269790c JA |
119 | unsigned int calc_clat_percentiles(unsigned int *io_u_plat, unsigned long nr, |
120 | fio_fp64_t *plist, unsigned int **output, | |
121 | unsigned int *maxv, unsigned int *minv) | |
83349190 YH |
122 | { |
123 | unsigned long sum = 0; | |
1db92cb6 JA |
124 | unsigned int len, i, j = 0; |
125 | unsigned int oval_len = 0; | |
126 | unsigned int *ovals = NULL; | |
127 | int is_last; | |
128 | ||
129 | *minv = -1U; | |
130 | *maxv = 0; | |
83349190 | 131 | |
802ad4a8 JA |
132 | len = 0; |
133 | while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0) | |
134 | len++; | |
716050f2 | 135 | |
351de8de | 136 | if (!len) |
1db92cb6 | 137 | return 0; |
351de8de | 138 | |
716050f2 | 139 | /* |
802ad4a8 JA |
140 | * Sort the percentile list. Note that it may already be sorted if |
141 | * we are using the default values, but since it's a short list this | |
142 | * isn't a worry. Also note that this does not work for NaN values. | |
716050f2 | 143 | */ |
802ad4a8 | 144 | if (len > 1) |
3c3ed070 | 145 | qsort((void *)plist, len, sizeof(plist[0]), double_cmp); |
83349190 | 146 | |
4f6f8298 JA |
147 | /* |
148 | * Calculate bucket values, note down max and min values | |
149 | */ | |
07511a63 JA |
150 | is_last = 0; |
151 | for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) { | |
83349190 | 152 | sum += io_u_plat[i]; |
802ad4a8 JA |
153 | while (sum >= (plist[j].u.f / 100.0 * nr)) { |
154 | assert(plist[j].u.f <= 100.0); | |
83349190 | 155 | |
4f6f8298 JA |
156 | if (j == oval_len) { |
157 | oval_len += 100; | |
158 | ovals = realloc(ovals, oval_len * sizeof(unsigned int)); | |
159 | } | |
160 | ||
161 | ovals[j] = plat_idx_to_val(i); | |
1db92cb6 JA |
162 | if (ovals[j] < *minv) |
163 | *minv = ovals[j]; | |
164 | if (ovals[j] > *maxv) | |
165 | *maxv = ovals[j]; | |
07511a63 JA |
166 | |
167 | is_last = (j == len - 1); | |
168 | if (is_last) | |
169 | break; | |
170 | ||
4f6f8298 JA |
171 | j++; |
172 | } | |
173 | } | |
83349190 | 174 | |
1db92cb6 JA |
175 | *output = ovals; |
176 | return len; | |
177 | } | |
178 | ||
179 | /* | |
180 | * Find and display the p-th percentile of clat | |
181 | */ | |
182 | static void show_clat_percentiles(unsigned int *io_u_plat, unsigned long nr, | |
3dc1e5b2 | 183 | fio_fp64_t *plist, unsigned int precision) |
1db92cb6 JA |
184 | { |
185 | unsigned int len, j = 0, minv, maxv; | |
186 | unsigned int *ovals; | |
eef02441 JA |
187 | int is_last, per_line, scale_down; |
188 | char fmt[32]; | |
1db92cb6 JA |
189 | |
190 | len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv); | |
191 | if (!len) | |
192 | goto out; | |
193 | ||
4f6f8298 JA |
194 | /* |
195 | * We default to usecs, but if the value range is such that we | |
196 | * should scale down to msecs, do that. | |
197 | */ | |
198 | if (minv > 2000 && maxv > 99999) { | |
199 | scale_down = 1; | |
200 | log_info(" clat percentiles (msec):\n |"); | |
201 | } else { | |
202 | scale_down = 0; | |
203 | log_info(" clat percentiles (usec):\n |"); | |
204 | } | |
83349190 | 205 | |
3dc1e5b2 | 206 | snprintf(fmt, sizeof(fmt), "%%1.%uf", precision); |
eef02441 | 207 | per_line = (80 - 7) / (precision + 14); |
619adf9c | 208 | |
4f6f8298 | 209 | for (j = 0; j < len; j++) { |
619adf9c | 210 | char fbuf[16], *ptr = fbuf; |
81ab0b3a | 211 | |
4f6f8298 | 212 | /* for formatting */ |
eef02441 | 213 | if (j != 0 && (j % per_line) == 0) |
4f6f8298 | 214 | log_info(" |"); |
83349190 | 215 | |
4f6f8298 JA |
216 | /* end of the list */ |
217 | is_last = (j == len - 1); | |
83349190 | 218 | |
4f6f8298 | 219 | if (plist[j].u.f < 10.0) |
619adf9c JA |
220 | ptr += sprintf(fbuf, " "); |
221 | ||
eef02441 | 222 | snprintf(ptr, sizeof(fbuf), fmt, plist[j].u.f); |
4f6f8298 JA |
223 | |
224 | if (scale_down) | |
225 | ovals[j] = (ovals[j] + 999) / 1000; | |
226 | ||
227 | log_info(" %sth=[%5u]%c", fbuf, ovals[j], is_last ? '\n' : ','); | |
228 | ||
229 | if (is_last) | |
230 | break; | |
231 | ||
eef02441 | 232 | if ((j % per_line) == per_line - 1) /* for formatting */ |
4f6f8298 | 233 | log_info("\n"); |
83349190 | 234 | } |
4f6f8298 | 235 | |
1db92cb6 | 236 | out: |
4f6f8298 JA |
237 | if (ovals) |
238 | free(ovals); | |
83349190 YH |
239 | } |
240 | ||
b29ad562 JA |
241 | int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max, |
242 | double *mean, double *dev) | |
3c39a379 | 243 | { |
68704084 | 244 | double n = is->samples; |
3c39a379 JA |
245 | |
246 | if (is->samples == 0) | |
247 | return 0; | |
248 | ||
249 | *min = is->min_val; | |
250 | *max = is->max_val; | |
251 | ||
252 | n = (double) is->samples; | |
802ad4a8 | 253 | *mean = is->mean.u.f; |
e6d276f2 | 254 | |
68704084 | 255 | if (n > 1.0) |
802ad4a8 | 256 | *dev = sqrt(is->S.u.f / (n - 1.0)); |
ef9c5c40 | 257 | else |
4b43f54e | 258 | *dev = 0; |
ef9c5c40 | 259 | |
3c39a379 JA |
260 | return 1; |
261 | } | |
262 | ||
a64e88da | 263 | void show_group_stats(struct group_run_stats *rs) |
3c39a379 | 264 | { |
dbe1125e | 265 | char *p1, *p2, *p3, *p4; |
6eaf09d6 | 266 | const char *ddir_str[] = { " READ", " WRITE" , " TRIM"}; |
dbe1125e JA |
267 | int i; |
268 | ||
7e1773ba | 269 | log_info("\nRun status group %d (all jobs):\n", rs->groupid); |
3c39a379 | 270 | |
6eaf09d6 | 271 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
90fef2d1 JA |
272 | const int i2p = is_power_of_2(rs->kb_base); |
273 | ||
dbe1125e JA |
274 | if (!rs->max_run[i]) |
275 | continue; | |
276 | ||
73798eb2 | 277 | p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p, 8); |
ad705bcb SN |
278 | p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p, rs->unit_base); |
279 | p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p, rs->unit_base); | |
280 | p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p, rs->unit_base); | |
dbe1125e | 281 | |
73798eb2 | 282 | log_info("%s: io=%s, aggrb=%s/s, minb=%s/s, maxb=%s/s," |
771e58be JA |
283 | " mint=%llumsec, maxt=%llumsec\n", |
284 | rs->unified_rw_rep ? " MIXED" : ddir_str[i], | |
285 | p1, p2, p3, p4, rs->min_run[i], rs->max_run[i]); | |
dbe1125e JA |
286 | |
287 | free(p1); | |
288 | free(p2); | |
289 | free(p3); | |
290 | free(p4); | |
291 | } | |
3c39a379 JA |
292 | } |
293 | ||
2e33101f | 294 | void stat_calc_dist(unsigned int *map, unsigned long total, double *io_u_dist) |
2270890c JA |
295 | { |
296 | int i; | |
297 | ||
298 | /* | |
299 | * Do depth distribution calculations | |
300 | */ | |
301 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
838bc709 JA |
302 | if (total) { |
303 | io_u_dist[i] = (double) map[i] / (double) total; | |
304 | io_u_dist[i] *= 100.0; | |
305 | if (io_u_dist[i] < 0.1 && map[i]) | |
306 | io_u_dist[i] = 0.1; | |
307 | } else | |
308 | io_u_dist[i] = 0.0; | |
2270890c JA |
309 | } |
310 | } | |
311 | ||
04a0feae JA |
312 | static void stat_calc_lat(struct thread_stat *ts, double *dst, |
313 | unsigned int *src, int nr) | |
2270890c | 314 | { |
d79db122 | 315 | unsigned long total = ddir_rw_sum(ts->total_io_u); |
2270890c JA |
316 | int i; |
317 | ||
318 | /* | |
319 | * Do latency distribution calculations | |
320 | */ | |
04a0feae | 321 | for (i = 0; i < nr; i++) { |
838bc709 JA |
322 | if (total) { |
323 | dst[i] = (double) src[i] / (double) total; | |
324 | dst[i] *= 100.0; | |
325 | if (dst[i] < 0.01 && src[i]) | |
326 | dst[i] = 0.01; | |
327 | } else | |
328 | dst[i] = 0.0; | |
2270890c JA |
329 | } |
330 | } | |
331 | ||
e5bd1347 | 332 | void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat) |
04a0feae JA |
333 | { |
334 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR); | |
335 | } | |
336 | ||
e5bd1347 | 337 | void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat) |
04a0feae JA |
338 | { |
339 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR); | |
340 | } | |
341 | ||
b29ad562 JA |
342 | static void display_lat(const char *name, unsigned long min, unsigned long max, |
343 | double mean, double dev) | |
ea2accc5 | 344 | { |
b29ad562 JA |
345 | const char *base = "(usec)"; |
346 | char *minp, *maxp; | |
ea2accc5 | 347 | |
b29ad562 JA |
348 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
349 | base = "(msec)"; | |
350 | ||
22f80458 JA |
351 | minp = num2str(min, 6, 1, 0, 0); |
352 | maxp = num2str(max, 6, 1, 0, 0); | |
b29ad562 JA |
353 | |
354 | log_info(" %s %s: min=%s, max=%s, avg=%5.02f," | |
355 | " stdev=%5.02f\n", name, base, minp, maxp, mean, dev); | |
356 | ||
357 | free(minp); | |
358 | free(maxp); | |
ea2accc5 JA |
359 | } |
360 | ||
756867bd | 361 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
3c39a379 JA |
362 | int ddir) |
363 | { | |
6eaf09d6 | 364 | const char *ddir_str[] = { "read ", "write", "trim" }; |
8879fd15 | 365 | unsigned long min, max, runt; |
b3605062 | 366 | unsigned long long bw, iops; |
3c39a379 | 367 | double mean, dev; |
b3605062 | 368 | char *io_p, *bw_p, *iops_p; |
90fef2d1 | 369 | int i2p; |
3c39a379 | 370 | |
ff58fced JA |
371 | assert(ddir_rw(ddir)); |
372 | ||
756867bd | 373 | if (!ts->runtime[ddir]) |
3c39a379 JA |
374 | return; |
375 | ||
90fef2d1 | 376 | i2p = is_power_of_2(rs->kb_base); |
8879fd15 JA |
377 | runt = ts->runtime[ddir]; |
378 | ||
379 | bw = (1000 * ts->io_bytes[ddir]) / runt; | |
73798eb2 | 380 | io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p, 8); |
ad705bcb | 381 | bw_p = num2str(bw, 6, 1, i2p, ts->unit_base); |
8879fd15 | 382 | |
0aacc50c | 383 | iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt; |
73798eb2 | 384 | iops_p = num2str(iops, 6, 1, 0, 0); |
dbe1125e | 385 | |
73798eb2 | 386 | log_info(" %s: io=%s, bw=%s/s, iops=%s, runt=%6llumsec\n", |
771e58be JA |
387 | rs->unified_rw_rep ? "mixed" : ddir_str[ddir], |
388 | io_p, bw_p, iops_p, ts->runtime[ddir]); | |
dbe1125e JA |
389 | |
390 | free(io_p); | |
391 | free(bw_p); | |
b3605062 | 392 | free(iops_p); |
3c39a379 | 393 | |
b29ad562 JA |
394 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
395 | display_lat("slat", min, max, mean, dev); | |
396 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) | |
397 | display_lat("clat", min, max, mean, dev); | |
398 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) | |
399 | display_lat(" lat", min, max, mean, dev); | |
02af0988 | 400 | |
83349190 YH |
401 | if (ts->clat_percentiles) { |
402 | show_clat_percentiles(ts->io_u_plat[ddir], | |
403 | ts->clat_stat[ddir].samples, | |
435d195a VKF |
404 | ts->percentile_list, |
405 | ts->percentile_precision); | |
83349190 | 406 | } |
079ad09b | 407 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
142c7f2d | 408 | double p_of_agg = 100.0, fkb_base = (double)rs->kb_base; |
d686990a SN |
409 | const char *bw_str = (rs->unit_base == 1 ? "Kbit" : "KB"); |
410 | ||
411 | if (rs->unit_base == 1) { | |
412 | min *= 8.0; | |
413 | max *= 8.0; | |
414 | mean *= 8.0; | |
415 | dev *= 8.0; | |
416 | } | |
3c39a379 | 417 | |
2f2c6924 | 418 | if (rs->agg[ddir]) { |
19d3e967 JA |
419 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; |
420 | if (p_of_agg > 100.0) | |
421 | p_of_agg = 100.0; | |
422 | } | |
b7017e32 | 423 | |
142c7f2d SN |
424 | if (mean > fkb_base * fkb_base) { |
425 | min /= fkb_base; | |
426 | max /= fkb_base; | |
427 | mean /= fkb_base; | |
428 | dev /= fkb_base; | |
d686990a | 429 | bw_str = (rs->unit_base == 1 ? "Mbit" : "MB"); |
b7017e32 JA |
430 | } |
431 | ||
d686990a | 432 | log_info(" bw (%-4s/s): min=%5lu, max=%5lu, per=%3.2f%%," |
b7017e32 JA |
433 | " avg=%5.02f, stdev=%5.02f\n", bw_str, min, max, |
434 | p_of_agg, mean, dev); | |
3c39a379 JA |
435 | } |
436 | } | |
437 | ||
7e1773ba JA |
438 | static int show_lat(double *io_u_lat, int nr, const char **ranges, |
439 | const char *msg) | |
04a0feae | 440 | { |
7e1773ba | 441 | int new_line = 1, i, line = 0, shown = 0; |
04a0feae JA |
442 | |
443 | for (i = 0; i < nr; i++) { | |
444 | if (io_u_lat[i] <= 0.0) | |
445 | continue; | |
7e1773ba | 446 | shown = 1; |
04a0feae | 447 | if (new_line) { |
4539ed73 JA |
448 | if (line) |
449 | log_info("\n"); | |
7e1773ba | 450 | log_info(" lat (%s) : ", msg); |
04a0feae JA |
451 | new_line = 0; |
452 | line = 0; | |
453 | } | |
454 | if (line) | |
455 | log_info(", "); | |
456 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); | |
457 | line++; | |
458 | if (line == 5) | |
459 | new_line = 1; | |
460 | } | |
7e1773ba JA |
461 | |
462 | if (shown) | |
463 | log_info("\n"); | |
464 | ||
465 | return shown; | |
04a0feae JA |
466 | } |
467 | ||
468 | static void show_lat_u(double *io_u_lat_u) | |
469 | { | |
470 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
471 | "250=", "500=", "750=", "1000=", }; | |
472 | ||
473 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); | |
474 | } | |
475 | ||
476 | static void show_lat_m(double *io_u_lat_m) | |
477 | { | |
478 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
479 | "250=", "500=", "750=", "1000=", "2000=", | |
480 | ">=2000=", }; | |
481 | ||
482 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); | |
483 | } | |
484 | ||
c551f65a | 485 | static void show_latencies(struct thread_stat *ts) |
04a0feae | 486 | { |
c551f65a JA |
487 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
488 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
489 | ||
5a18988e JA |
490 | stat_calc_lat_u(ts, io_u_lat_u); |
491 | stat_calc_lat_m(ts, io_u_lat_m); | |
492 | ||
04a0feae JA |
493 | show_lat_u(io_u_lat_u); |
494 | show_lat_m(io_u_lat_m); | |
04a0feae JA |
495 | } |
496 | ||
a64e88da | 497 | void show_thread_status(struct thread_stat *ts, struct group_run_stats *rs) |
3c39a379 JA |
498 | { |
499 | double usr_cpu, sys_cpu; | |
69008999 | 500 | unsigned long runtime; |
71619dc2 | 501 | double io_u_dist[FIO_IO_U_MAP_NR]; |
57a64324 JA |
502 | time_t time_p; |
503 | char time_buf[64]; | |
3c39a379 | 504 | |
6eaf09d6 SL |
505 | if (!(ts->io_bytes[DDIR_READ] + ts->io_bytes[DDIR_WRITE] + |
506 | ts->io_bytes[DDIR_TRIM]) && !(ts->total_io_u[DDIR_READ] + | |
507 | ts->total_io_u[DDIR_WRITE] + ts->total_io_u[DDIR_TRIM])) | |
3c39a379 JA |
508 | return; |
509 | ||
57a64324 | 510 | time(&time_p); |
45054cbe | 511 | os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf)); |
57a64324 | 512 | |
5ec10eaa | 513 | if (!ts->error) { |
57a64324 | 514 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s", |
5ec10eaa | 515 | ts->name, ts->groupid, ts->members, |
57a64324 | 516 | ts->error, (int) ts->pid, time_buf); |
5ec10eaa | 517 | } else { |
57a64324 | 518 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s", |
5ec10eaa | 519 | ts->name, ts->groupid, ts->members, |
57a64324 JA |
520 | ts->error, ts->verror, (int) ts->pid, |
521 | time_buf); | |
5ec10eaa | 522 | } |
3c39a379 | 523 | |
259e47de | 524 | if (strlen(ts->description)) |
6d86144d | 525 | log_info(" Description : [%s]\n", ts->description); |
7bdce1bd | 526 | |
756867bd JA |
527 | if (ts->io_bytes[DDIR_READ]) |
528 | show_ddir_status(rs, ts, DDIR_READ); | |
529 | if (ts->io_bytes[DDIR_WRITE]) | |
530 | show_ddir_status(rs, ts, DDIR_WRITE); | |
6eaf09d6 SL |
531 | if (ts->io_bytes[DDIR_TRIM]) |
532 | show_ddir_status(rs, ts, DDIR_TRIM); | |
3c39a379 | 533 | |
c551f65a | 534 | show_latencies(ts); |
7e1773ba | 535 | |
756867bd | 536 | runtime = ts->total_run_time; |
69008999 | 537 | if (runtime) { |
1e97cce9 | 538 | double runt = (double) runtime; |
3c39a379 | 539 | |
756867bd JA |
540 | usr_cpu = (double) ts->usr_time * 100 / runt; |
541 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
3c39a379 JA |
542 | } else { |
543 | usr_cpu = 0; | |
544 | sys_cpu = 0; | |
545 | } | |
546 | ||
5ec10eaa JA |
547 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu," |
548 | " minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf); | |
71619dc2 | 549 | |
d79db122 | 550 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
5ec10eaa JA |
551 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%," |
552 | " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
553 | io_u_dist[1], io_u_dist[2], | |
554 | io_u_dist[3], io_u_dist[4], | |
555 | io_u_dist[5], io_u_dist[6]); | |
838bc709 JA |
556 | |
557 | stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist); | |
558 | log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
559 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
560 | io_u_dist[1], io_u_dist[2], | |
561 | io_u_dist[3], io_u_dist[4], | |
562 | io_u_dist[5], io_u_dist[6]); | |
563 | stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist); | |
564 | log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
565 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
566 | io_u_dist[1], io_u_dist[2], | |
567 | io_u_dist[3], io_u_dist[4], | |
568 | io_u_dist[5], io_u_dist[6]); | |
7e1773ba JA |
569 | log_info(" issued : total=r=%lu/w=%lu/d=%lu," |
570 | " short=r=%lu/w=%lu/d=%lu\n", | |
5ec10eaa | 571 | ts->total_io_u[0], ts->total_io_u[1], |
0d29de83 JA |
572 | ts->total_io_u[2], |
573 | ts->short_io_u[0], ts->short_io_u[1], | |
574 | ts->short_io_u[2]); | |
f2bba182 | 575 | if (ts->continue_on_error) { |
1ec99eea JA |
576 | log_info(" errors : total=%lu, first_error=%d/<%s>\n", |
577 | ts->total_err_count, | |
578 | ts->first_error, | |
579 | strerror(ts->first_error)); | |
f2bba182 | 580 | } |
3c39a379 JA |
581 | } |
582 | ||
756867bd | 583 | static void show_ddir_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
584 | struct group_run_stats *rs, int ddir) |
585 | { | |
586 | unsigned long min, max; | |
312b4af2 | 587 | unsigned long long bw, iops; |
1db92cb6 | 588 | unsigned int *ovals = NULL; |
c6ae0a5b | 589 | double mean, dev; |
1db92cb6 JA |
590 | unsigned int len, minv, maxv; |
591 | int i; | |
c6ae0a5b | 592 | |
ff58fced JA |
593 | assert(ddir_rw(ddir)); |
594 | ||
312b4af2 JA |
595 | iops = bw = 0; |
596 | if (ts->runtime[ddir]) { | |
597 | uint64_t runt = ts->runtime[ddir]; | |
598 | ||
033bbb51 | 599 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; |
312b4af2 JA |
600 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; |
601 | } | |
c6ae0a5b | 602 | |
312b4af2 | 603 | log_info(";%llu;%llu;%llu;%llu", ts->io_bytes[ddir] >> 10, bw, iops, |
5ec10eaa | 604 | ts->runtime[ddir]); |
c6ae0a5b | 605 | |
079ad09b | 606 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 607 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 608 | else |
6d86144d | 609 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 610 | |
079ad09b | 611 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 612 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 613 | else |
6d86144d | 614 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 615 | |
1db92cb6 JA |
616 | if (ts->clat_percentiles) { |
617 | len = calc_clat_percentiles(ts->io_u_plat[ddir], | |
618 | ts->clat_stat[ddir].samples, | |
619 | ts->percentile_list, &ovals, &maxv, | |
620 | &minv); | |
621 | } else | |
622 | len = 0; | |
623 | ||
624 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
625 | if (i >= len) { | |
626 | log_info(";0%%=0"); | |
627 | continue; | |
628 | } | |
435d195a | 629 | log_info(";%f%%=%u", ts->percentile_list[i].u.f, ovals[i]); |
1db92cb6 | 630 | } |
2341a37a K |
631 | |
632 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) | |
633 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); | |
634 | else | |
635 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); | |
636 | ||
1db92cb6 JA |
637 | if (ovals) |
638 | free(ovals); | |
639 | ||
079ad09b | 640 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
19d3e967 JA |
641 | double p_of_agg = 100.0; |
642 | ||
643 | if (rs->agg[ddir]) { | |
644 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
645 | if (p_of_agg > 100.0) | |
646 | p_of_agg = 100.0; | |
647 | } | |
c6ae0a5b | 648 | |
6d86144d | 649 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
c6ae0a5b | 650 | } else |
6d86144d | 651 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
c6ae0a5b JA |
652 | } |
653 | ||
cc372b17 SL |
654 | static void add_ddir_status_json(struct thread_stat *ts, |
655 | struct group_run_stats *rs, int ddir, struct json_object *parent) | |
656 | { | |
657 | unsigned long min, max; | |
658 | unsigned long long bw, iops; | |
659 | unsigned int *ovals = NULL; | |
660 | double mean, dev; | |
661 | unsigned int len, minv, maxv; | |
662 | int i; | |
663 | const char *ddirname[] = {"read", "write", "trim"}; | |
664 | struct json_object *dir_object, *tmp_object, *percentile_object; | |
665 | char buf[120]; | |
666 | double p_of_agg = 100.0; | |
667 | ||
668 | assert(ddir_rw(ddir)); | |
669 | ||
771e58be JA |
670 | if (ts->unified_rw_rep && ddir != DDIR_READ) |
671 | return; | |
672 | ||
cc372b17 | 673 | dir_object = json_create_object(); |
771e58be JA |
674 | json_object_add_value_object(parent, |
675 | ts->unified_rw_rep ? "mixed" : ddirname[ddir], dir_object); | |
cc372b17 SL |
676 | |
677 | iops = bw = 0; | |
678 | if (ts->runtime[ddir]) { | |
679 | uint64_t runt = ts->runtime[ddir]; | |
680 | ||
681 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; | |
682 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; | |
683 | } | |
684 | ||
685 | json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir] >> 10); | |
686 | json_object_add_value_int(dir_object, "bw", bw); | |
687 | json_object_add_value_int(dir_object, "iops", iops); | |
688 | json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]); | |
689 | ||
690 | if (!calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { | |
691 | min = max = 0; | |
692 | mean = dev = 0.0; | |
693 | } | |
694 | tmp_object = json_create_object(); | |
695 | json_object_add_value_object(dir_object, "slat", tmp_object); | |
696 | json_object_add_value_int(tmp_object, "min", min); | |
697 | json_object_add_value_int(tmp_object, "max", max); | |
698 | json_object_add_value_float(tmp_object, "mean", mean); | |
699 | json_object_add_value_float(tmp_object, "stddev", dev); | |
700 | ||
701 | if (!calc_lat(&ts->clat_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, "clat", 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 (ts->clat_percentiles) { | |
713 | len = calc_clat_percentiles(ts->io_u_plat[ddir], | |
714 | ts->clat_stat[ddir].samples, | |
715 | ts->percentile_list, &ovals, &maxv, | |
716 | &minv); | |
717 | } else | |
718 | len = 0; | |
719 | ||
720 | percentile_object = json_create_object(); | |
721 | json_object_add_value_object(tmp_object, "percentile", percentile_object); | |
722 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
723 | if (i >= len) { | |
724 | json_object_add_value_int(percentile_object, "0.00", 0); | |
725 | continue; | |
726 | } | |
435d195a | 727 | snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f); |
cc372b17 SL |
728 | json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]); |
729 | } | |
730 | ||
731 | if (!calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { | |
732 | min = max = 0; | |
733 | mean = dev = 0.0; | |
734 | } | |
735 | tmp_object = json_create_object(); | |
736 | json_object_add_value_object(dir_object, "lat", tmp_object); | |
737 | json_object_add_value_int(tmp_object, "min", min); | |
738 | json_object_add_value_int(tmp_object, "max", max); | |
739 | json_object_add_value_float(tmp_object, "mean", mean); | |
740 | json_object_add_value_float(tmp_object, "stddev", dev); | |
741 | if (ovals) | |
742 | free(ovals); | |
743 | ||
b9e1b491 | 744 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
cc372b17 SL |
745 | if (rs->agg[ddir]) { |
746 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
747 | if (p_of_agg > 100.0) | |
748 | p_of_agg = 100.0; | |
749 | } | |
750 | } else { | |
751 | min = max = 0; | |
752 | p_of_agg = mean = dev = 0.0; | |
753 | } | |
754 | json_object_add_value_int(dir_object, "bw_min", min); | |
755 | json_object_add_value_int(dir_object, "bw_max", max); | |
756 | json_object_add_value_float(dir_object, "bw_agg", mean); | |
757 | json_object_add_value_float(dir_object, "bw_mean", mean); | |
758 | json_object_add_value_float(dir_object, "bw_dev", dev); | |
759 | } | |
760 | ||
4d658652 | 761 | static void show_thread_status_terse_v2(struct thread_stat *ts, |
3c3ed070 | 762 | struct group_run_stats *rs) |
4d658652 JA |
763 | { |
764 | double io_u_dist[FIO_IO_U_MAP_NR]; | |
765 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; | |
766 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
767 | double usr_cpu, sys_cpu; | |
768 | int i; | |
769 | ||
770 | /* General Info */ | |
771 | log_info("2;%s;%d;%d", ts->name, ts->groupid, ts->error); | |
772 | /* Log Read Status */ | |
6eaf09d6 | 773 | show_ddir_status_terse(ts, rs, DDIR_READ); |
4d658652 | 774 | /* Log Write Status */ |
6eaf09d6 SL |
775 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
776 | /* Log Trim Status */ | |
777 | show_ddir_status_terse(ts, rs, DDIR_TRIM); | |
4d658652 JA |
778 | |
779 | /* CPU Usage */ | |
780 | if (ts->total_run_time) { | |
781 | double runt = (double) ts->total_run_time; | |
782 | ||
783 | usr_cpu = (double) ts->usr_time * 100 / runt; | |
784 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
785 | } else { | |
786 | usr_cpu = 0; | |
787 | sys_cpu = 0; | |
788 | } | |
789 | ||
790 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, | |
791 | ts->minf); | |
792 | ||
793 | /* Calc % distribution of IO depths, usecond, msecond latency */ | |
d79db122 | 794 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
4d658652 JA |
795 | stat_calc_lat_u(ts, io_u_lat_u); |
796 | stat_calc_lat_m(ts, io_u_lat_m); | |
797 | ||
798 | /* Only show fixed 7 I/O depth levels*/ | |
799 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", | |
800 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
801 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
802 | ||
803 | /* Microsecond latency */ | |
804 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) | |
805 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
806 | /* Millisecond latency */ | |
807 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) | |
808 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
809 | /* Additional output if continue_on_error set - default off*/ | |
810 | if (ts->continue_on_error) | |
811 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); | |
812 | log_info("\n"); | |
813 | ||
814 | /* Additional output if description is set */ | |
815 | if (ts->description) | |
816 | log_info(";%s", ts->description); | |
817 | ||
818 | log_info("\n"); | |
819 | } | |
820 | ||
3449ab8c JA |
821 | static void show_thread_status_terse_v3_v4(struct thread_stat *ts, |
822 | struct group_run_stats *rs, int ver) | |
c6ae0a5b | 823 | { |
2270890c | 824 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
825 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
826 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
c6ae0a5b | 827 | double usr_cpu, sys_cpu; |
04a0feae | 828 | int i; |
c6ae0a5b | 829 | |
562c2d2f | 830 | /* General Info */ |
f3afa57e | 831 | log_info("%d;%s;%s;%d;%d", ver, fio_version_string, |
5e726d0a | 832 | ts->name, ts->groupid, ts->error); |
562c2d2f | 833 | /* Log Read Status */ |
6eaf09d6 | 834 | show_ddir_status_terse(ts, rs, DDIR_READ); |
562c2d2f | 835 | /* Log Write Status */ |
6eaf09d6 SL |
836 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
837 | /* Log Trim Status */ | |
3449ab8c JA |
838 | if (ver == 4) |
839 | show_ddir_status_terse(ts, rs, DDIR_TRIM); | |
c6ae0a5b | 840 | |
562c2d2f | 841 | /* CPU Usage */ |
756867bd JA |
842 | if (ts->total_run_time) { |
843 | double runt = (double) ts->total_run_time; | |
c6ae0a5b | 844 | |
756867bd JA |
845 | usr_cpu = (double) ts->usr_time * 100 / runt; |
846 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
c6ae0a5b JA |
847 | } else { |
848 | usr_cpu = 0; | |
849 | sys_cpu = 0; | |
850 | } | |
851 | ||
5ec10eaa JA |
852 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, |
853 | ts->minf); | |
2270890c | 854 | |
562c2d2f | 855 | /* Calc % distribution of IO depths, usecond, msecond latency */ |
d79db122 | 856 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
04a0feae JA |
857 | stat_calc_lat_u(ts, io_u_lat_u); |
858 | stat_calc_lat_m(ts, io_u_lat_m); | |
2270890c | 859 | |
562c2d2f | 860 | /* Only show fixed 7 I/O depth levels*/ |
5ec10eaa JA |
861 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", |
862 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
863 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
2270890c | 864 | |
562c2d2f | 865 | /* Microsecond latency */ |
04a0feae JA |
866 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
867 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
562c2d2f | 868 | /* Millisecond latency */ |
04a0feae JA |
869 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
870 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
f2f788dd JA |
871 | |
872 | /* disk util stats, if any */ | |
cc372b17 | 873 | show_disk_util(1, NULL); |
f2f788dd | 874 | |
562c2d2f | 875 | /* Additional output if continue_on_error set - default off*/ |
f2bba182 RR |
876 | if (ts->continue_on_error) |
877 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); | |
2270890c | 878 | |
562c2d2f | 879 | /* Additional output if description is set */ |
4b0f2258 | 880 | if (strlen(ts->description)) |
6d86144d | 881 | log_info(";%s", ts->description); |
946e4276 JA |
882 | |
883 | log_info("\n"); | |
756867bd JA |
884 | } |
885 | ||
cc372b17 SL |
886 | static struct json_object *show_thread_status_json(struct thread_stat *ts, |
887 | struct group_run_stats *rs) | |
888 | { | |
889 | struct json_object *root, *tmp; | |
890 | double io_u_dist[FIO_IO_U_MAP_NR]; | |
891 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; | |
892 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
893 | double usr_cpu, sys_cpu; | |
894 | int i; | |
895 | ||
896 | root = json_create_object(); | |
897 | json_object_add_value_string(root, "jobname", ts->name); | |
898 | json_object_add_value_int(root, "groupid", ts->groupid); | |
899 | json_object_add_value_int(root, "error", ts->error); | |
900 | ||
901 | add_ddir_status_json(ts, rs, DDIR_READ, root); | |
902 | add_ddir_status_json(ts, rs, DDIR_WRITE, root); | |
f3afa57e | 903 | add_ddir_status_json(ts, rs, DDIR_TRIM, root); |
cc372b17 SL |
904 | |
905 | /* CPU Usage */ | |
906 | if (ts->total_run_time) { | |
907 | double runt = (double) ts->total_run_time; | |
908 | ||
909 | usr_cpu = (double) ts->usr_time * 100 / runt; | |
910 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
911 | } else { | |
912 | usr_cpu = 0; | |
913 | sys_cpu = 0; | |
914 | } | |
915 | json_object_add_value_float(root, "usr_cpu", usr_cpu); | |
916 | json_object_add_value_float(root, "sys_cpu", sys_cpu); | |
917 | json_object_add_value_int(root, "ctx", ts->ctx); | |
918 | json_object_add_value_int(root, "majf", ts->majf); | |
919 | json_object_add_value_int(root, "minf", ts->minf); | |
920 | ||
921 | ||
922 | /* Calc % distribution of IO depths, usecond, msecond latency */ | |
d79db122 | 923 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
cc372b17 SL |
924 | stat_calc_lat_u(ts, io_u_lat_u); |
925 | stat_calc_lat_m(ts, io_u_lat_m); | |
926 | ||
927 | tmp = json_create_object(); | |
928 | json_object_add_value_object(root, "iodepth_level", tmp); | |
929 | /* Only show fixed 7 I/O depth levels*/ | |
930 | for (i = 0; i < 7; i++) { | |
931 | char name[20]; | |
932 | if (i < 6) | |
98ffb8f3 | 933 | snprintf(name, 20, "%d", 1 << i); |
cc372b17 | 934 | else |
98ffb8f3 | 935 | snprintf(name, 20, ">=%d", 1 << i); |
cc372b17 SL |
936 | json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]); |
937 | } | |
938 | ||
939 | tmp = json_create_object(); | |
940 | json_object_add_value_object(root, "latency_us", tmp); | |
941 | /* Microsecond latency */ | |
942 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
943 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", | |
944 | "250", "500", "750", "1000", }; | |
945 | json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]); | |
946 | } | |
947 | /* Millisecond latency */ | |
948 | tmp = json_create_object(); | |
949 | json_object_add_value_object(root, "latency_ms", tmp); | |
950 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) { | |
951 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", | |
952 | "250", "500", "750", "1000", "2000", | |
953 | ">=2000", }; | |
954 | json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]); | |
955 | } | |
956 | ||
957 | /* Additional output if continue_on_error set - default off*/ | |
958 | if (ts->continue_on_error) { | |
959 | json_object_add_value_int(root, "total_err", ts->total_err_count); | |
960 | json_object_add_value_int(root, "total_err", ts->first_error); | |
961 | } | |
962 | ||
963 | /* Additional output if description is set */ | |
964 | if (strlen(ts->description)) | |
965 | json_object_add_value_string(root, "desc", ts->description); | |
966 | ||
967 | return root; | |
968 | } | |
969 | ||
4d658652 JA |
970 | static void show_thread_status_terse(struct thread_stat *ts, |
971 | struct group_run_stats *rs) | |
972 | { | |
973 | if (terse_version == 2) | |
974 | show_thread_status_terse_v2(ts, rs); | |
3449ab8c JA |
975 | else if (terse_version == 3 || terse_version == 4) |
976 | show_thread_status_terse_v3_v4(ts, rs, terse_version); | |
4d658652 JA |
977 | else |
978 | log_err("fio: bad terse version!? %d\n", terse_version); | |
979 | } | |
980 | ||
197574e4 | 981 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
756867bd JA |
982 | { |
983 | double mean, S; | |
984 | ||
e09231c2 ZL |
985 | if (src->samples == 0) |
986 | return; | |
987 | ||
756867bd JA |
988 | dst->min_val = min(dst->min_val, src->min_val); |
989 | dst->max_val = max(dst->max_val, src->max_val); | |
756867bd JA |
990 | |
991 | /* | |
cdcac5cf YH |
992 | * Compute new mean and S after the merge |
993 | * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance | |
994 | * #Parallel_algorithm> | |
756867bd JA |
995 | */ |
996 | if (nr == 1) { | |
802ad4a8 JA |
997 | mean = src->mean.u.f; |
998 | S = src->S.u.f; | |
756867bd | 999 | } else { |
802ad4a8 | 1000 | double delta = src->mean.u.f - dst->mean.u.f; |
cdcac5cf | 1001 | |
802ad4a8 JA |
1002 | mean = ((src->mean.u.f * src->samples) + |
1003 | (dst->mean.u.f * dst->samples)) / | |
cdcac5cf YH |
1004 | (dst->samples + src->samples); |
1005 | ||
802ad4a8 | 1006 | S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) * |
cdcac5cf YH |
1007 | (dst->samples * src->samples) / |
1008 | (dst->samples + src->samples); | |
756867bd JA |
1009 | } |
1010 | ||
cdcac5cf | 1011 | dst->samples += src->samples; |
802ad4a8 JA |
1012 | dst->mean.u.f = mean; |
1013 | dst->S.u.f = S; | |
756867bd JA |
1014 | } |
1015 | ||
37f0c1ae JA |
1016 | void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src) |
1017 | { | |
1018 | int i; | |
1019 | ||
6eaf09d6 | 1020 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
37f0c1ae JA |
1021 | if (dst->max_run[i] < src->max_run[i]) |
1022 | dst->max_run[i] = src->max_run[i]; | |
1023 | if (dst->min_run[i] && dst->min_run[i] > src->min_run[i]) | |
1024 | dst->min_run[i] = src->min_run[i]; | |
1025 | if (dst->max_bw[i] < src->max_bw[i]) | |
1026 | dst->max_bw[i] = src->max_bw[i]; | |
1027 | if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i]) | |
1028 | dst->min_bw[i] = src->min_bw[i]; | |
1029 | ||
1030 | dst->io_kb[i] += src->io_kb[i]; | |
1031 | dst->agg[i] += src->agg[i]; | |
1032 | } | |
1033 | ||
1034 | } | |
1035 | ||
5b9babb7 JA |
1036 | void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src, int nr) |
1037 | { | |
1038 | int l, k; | |
1039 | ||
6eaf09d6 | 1040 | for (l = 0; l < DDIR_RWDIR_CNT; l++) { |
771e58be JA |
1041 | if (!dst->unified_rw_rep) { |
1042 | sum_stat(&dst->clat_stat[l], &src->clat_stat[l], nr); | |
1043 | sum_stat(&dst->slat_stat[l], &src->slat_stat[l], nr); | |
1044 | sum_stat(&dst->lat_stat[l], &src->lat_stat[l], nr); | |
1045 | sum_stat(&dst->bw_stat[l], &src->bw_stat[l], nr); | |
1046 | ||
1047 | dst->io_bytes[l] += src->io_bytes[l]; | |
1048 | ||
1049 | if (dst->runtime[l] < src->runtime[l]) | |
1050 | dst->runtime[l] = src->runtime[l]; | |
1051 | } else { | |
1052 | sum_stat(&dst->clat_stat[0], &src->clat_stat[l], nr); | |
1053 | sum_stat(&dst->slat_stat[0], &src->slat_stat[l], nr); | |
1054 | sum_stat(&dst->lat_stat[0], &src->lat_stat[l], nr); | |
1055 | sum_stat(&dst->bw_stat[0], &src->bw_stat[l], nr); | |
1056 | ||
1057 | dst->io_bytes[0] += src->io_bytes[l]; | |
1058 | ||
1059 | if (dst->runtime[0] < src->runtime[l]) | |
1060 | dst->runtime[0] = src->runtime[l]; | |
1061 | } | |
5b9babb7 JA |
1062 | } |
1063 | ||
1064 | dst->usr_time += src->usr_time; | |
1065 | dst->sys_time += src->sys_time; | |
1066 | dst->ctx += src->ctx; | |
1067 | dst->majf += src->majf; | |
1068 | dst->minf += src->minf; | |
1069 | ||
1070 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1071 | dst->io_u_map[k] += src->io_u_map[k]; | |
1072 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1073 | dst->io_u_submit[k] += src->io_u_submit[k]; | |
1074 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1075 | dst->io_u_complete[k] += src->io_u_complete[k]; | |
1076 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) | |
1077 | dst->io_u_lat_u[k] += src->io_u_lat_u[k]; | |
1078 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) | |
1079 | dst->io_u_lat_m[k] += src->io_u_lat_m[k]; | |
1080 | ||
6eaf09d6 | 1081 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
771e58be JA |
1082 | if (!dst->unified_rw_rep) { |
1083 | dst->total_io_u[k] += src->total_io_u[k]; | |
1084 | dst->short_io_u[k] += src->short_io_u[k]; | |
1085 | } else { | |
1086 | dst->total_io_u[0] += src->total_io_u[k]; | |
1087 | dst->short_io_u[0] += src->short_io_u[k]; | |
1088 | } | |
5b9babb7 JA |
1089 | } |
1090 | ||
6eaf09d6 | 1091 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
5b9babb7 | 1092 | int m; |
771e58be JA |
1093 | |
1094 | for (m = 0; m < FIO_IO_U_PLAT_NR; m++) { | |
1095 | if (!dst->unified_rw_rep) | |
1096 | dst->io_u_plat[k][m] += src->io_u_plat[k][m]; | |
1097 | else | |
1098 | dst->io_u_plat[0][m] += src->io_u_plat[k][m]; | |
1099 | } | |
5b9babb7 JA |
1100 | } |
1101 | ||
1102 | dst->total_run_time += src->total_run_time; | |
1103 | dst->total_submit += src->total_submit; | |
1104 | dst->total_complete += src->total_complete; | |
1105 | } | |
1106 | ||
37f0c1ae JA |
1107 | void init_group_run_stat(struct group_run_stats *gs) |
1108 | { | |
6eaf09d6 | 1109 | int i; |
37f0c1ae | 1110 | memset(gs, 0, sizeof(*gs)); |
6eaf09d6 SL |
1111 | |
1112 | for (i = 0; i < DDIR_RWDIR_CNT; i++) | |
1113 | gs->min_bw[i] = gs->min_run[i] = ~0UL; | |
37f0c1ae JA |
1114 | } |
1115 | ||
1116 | void init_thread_stat(struct thread_stat *ts) | |
1117 | { | |
1118 | int j; | |
1119 | ||
1120 | memset(ts, 0, sizeof(*ts)); | |
1121 | ||
6eaf09d6 | 1122 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
37f0c1ae JA |
1123 | ts->lat_stat[j].min_val = -1UL; |
1124 | ts->clat_stat[j].min_val = -1UL; | |
1125 | ts->slat_stat[j].min_val = -1UL; | |
1126 | ts->bw_stat[j].min_val = -1UL; | |
1127 | } | |
1128 | ts->groupid = -1; | |
1129 | } | |
1130 | ||
3c39a379 JA |
1131 | void show_run_stats(void) |
1132 | { | |
1133 | struct group_run_stats *runstats, *rs; | |
1134 | struct thread_data *td; | |
756867bd | 1135 | struct thread_stat *threadstats, *ts; |
5b9babb7 | 1136 | int i, j, nr_ts, last_ts, idx; |
90fef2d1 | 1137 | int kb_base_warned = 0; |
ad705bcb | 1138 | int unit_base_warned = 0; |
cc372b17 SL |
1139 | struct json_object *root = NULL; |
1140 | struct json_array *array = NULL; | |
3c39a379 JA |
1141 | |
1142 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); | |
1143 | ||
37f0c1ae JA |
1144 | for (i = 0; i < groupid + 1; i++) |
1145 | init_group_run_stat(&runstats[i]); | |
3c39a379 | 1146 | |
756867bd JA |
1147 | /* |
1148 | * find out how many threads stats we need. if group reporting isn't | |
1149 | * enabled, it's one-per-td. | |
1150 | */ | |
1151 | nr_ts = 0; | |
1152 | last_ts = -1; | |
1153 | for_each_td(td, i) { | |
2dc1bbeb | 1154 | if (!td->o.group_reporting) { |
756867bd JA |
1155 | nr_ts++; |
1156 | continue; | |
1157 | } | |
1158 | if (last_ts == td->groupid) | |
1159 | continue; | |
1160 | ||
1161 | last_ts = td->groupid; | |
1162 | nr_ts++; | |
1163 | } | |
1164 | ||
1165 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); | |
1166 | ||
37f0c1ae JA |
1167 | for (i = 0; i < nr_ts; i++) |
1168 | init_thread_stat(&threadstats[i]); | |
756867bd JA |
1169 | |
1170 | j = 0; | |
1171 | last_ts = -1; | |
197574e4 | 1172 | idx = 0; |
34572e28 | 1173 | for_each_td(td, i) { |
2dc1bbeb JA |
1174 | if (idx && (!td->o.group_reporting || |
1175 | (td->o.group_reporting && last_ts != td->groupid))) { | |
7abd0e3a JA |
1176 | idx = 0; |
1177 | j++; | |
1178 | } | |
1179 | ||
1180 | last_ts = td->groupid; | |
1181 | ||
756867bd JA |
1182 | ts = &threadstats[j]; |
1183 | ||
83349190 | 1184 | ts->clat_percentiles = td->o.clat_percentiles; |
435d195a | 1185 | ts->percentile_precision = td->o.percentile_precision; |
fd112d34 | 1186 | memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 1187 | |
197574e4 | 1188 | idx++; |
6586ee89 | 1189 | ts->members++; |
756867bd | 1190 | |
7abd0e3a | 1191 | if (ts->groupid == -1) { |
2dc84ba7 JA |
1192 | /* |
1193 | * These are per-group shared already | |
1194 | */ | |
f6bb5b88 | 1195 | strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE); |
a64e88da JA |
1196 | if (td->o.description) |
1197 | strncpy(ts->description, td->o.description, | |
1198 | FIO_JOBNAME_SIZE); | |
1199 | else | |
1200 | memset(ts->description, 0, FIO_JOBNAME_SIZE); | |
1201 | ||
2f122b13 JA |
1202 | /* |
1203 | * If multiple entries in this group, this is | |
1204 | * the first member. | |
1205 | */ | |
1206 | ts->thread_number = td->thread_number; | |
756867bd | 1207 | ts->groupid = td->groupid; |
2dc84ba7 JA |
1208 | |
1209 | /* | |
1210 | * first pid in group, not very useful... | |
1211 | */ | |
756867bd | 1212 | ts->pid = td->pid; |
90fef2d1 JA |
1213 | |
1214 | ts->kb_base = td->o.kb_base; | |
ad705bcb | 1215 | ts->unit_base = td->o.unit_base; |
771e58be | 1216 | ts->unified_rw_rep = td->o.unified_rw_rep; |
90fef2d1 JA |
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; | |
ad705bcb SN |
1221 | } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) { |
1222 | log_info("fio: unit_base differs for jobs in group, using" | |
1223 | " %u as the base\n", ts->unit_base); | |
1224 | unit_base_warned = 1; | |
2dc84ba7 JA |
1225 | } |
1226 | ||
f2bba182 RR |
1227 | ts->continue_on_error = td->o.continue_on_error; |
1228 | ts->total_err_count += td->total_err_count; | |
1229 | ts->first_error = td->first_error; | |
1230 | if (!ts->error) { | |
1231 | if (!td->error && td->o.continue_on_error && | |
1232 | td->first_error) { | |
1233 | ts->error = td->first_error; | |
f6bb5b88 | 1234 | strcpy(ts->verror, td->verror); |
f2bba182 RR |
1235 | } else if (td->error) { |
1236 | ts->error = td->error; | |
f6bb5b88 | 1237 | strcpy(ts->verror, td->verror); |
f2bba182 | 1238 | } |
756867bd JA |
1239 | } |
1240 | ||
5b9babb7 | 1241 | sum_thread_stats(ts, &td->ts, idx); |
756867bd JA |
1242 | } |
1243 | ||
1244 | for (i = 0; i < nr_ts; i++) { | |
94370ac4 | 1245 | unsigned long long bw; |
3c39a379 | 1246 | |
756867bd JA |
1247 | ts = &threadstats[i]; |
1248 | rs = &runstats[ts->groupid]; | |
90fef2d1 | 1249 | rs->kb_base = ts->kb_base; |
ad705bcb | 1250 | rs->unit_base = ts->unit_base; |
771e58be | 1251 | rs->unified_rw_rep += ts->unified_rw_rep; |
3c39a379 | 1252 | |
6eaf09d6 | 1253 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
94370ac4 JA |
1254 | if (!ts->runtime[j]) |
1255 | continue; | |
1256 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) | |
1257 | rs->min_run[j] = ts->runtime[j]; | |
1258 | if (ts->runtime[j] > rs->max_run[j]) | |
1259 | rs->max_run[j] = ts->runtime[j]; | |
1260 | ||
1261 | bw = 0; | |
8879fd15 | 1262 | if (ts->runtime[j]) { |
c857cfeb JA |
1263 | unsigned long runt = ts->runtime[j]; |
1264 | unsigned long long kb; | |
8879fd15 | 1265 | |
c857cfeb JA |
1266 | kb = ts->io_bytes[j] / rs->kb_base; |
1267 | bw = kb * 1000 / runt; | |
8879fd15 | 1268 | } |
94370ac4 JA |
1269 | if (bw < rs->min_bw[j]) |
1270 | rs->min_bw[j] = bw; | |
1271 | if (bw > rs->max_bw[j]) | |
1272 | rs->max_bw[j] = bw; | |
1273 | ||
90fef2d1 | 1274 | rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base; |
94370ac4 | 1275 | } |
3c39a379 JA |
1276 | } |
1277 | ||
1278 | for (i = 0; i < groupid + 1; i++) { | |
6eaf09d6 SL |
1279 | int ddir; |
1280 | ||
3c39a379 JA |
1281 | rs = &runstats[i]; |
1282 | ||
6eaf09d6 SL |
1283 | for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) { |
1284 | if (rs->max_run[ddir]) | |
1285 | rs->agg[ddir] = (rs->io_kb[ddir] * 1000) / | |
1286 | rs->max_run[ddir]; | |
1287 | } | |
3c39a379 JA |
1288 | } |
1289 | ||
1290 | /* | |
1291 | * don't overwrite last signal output | |
1292 | */ | |
f3afa57e | 1293 | if (output_format == FIO_OUTPUT_NORMAL) |
4ceb30d4 | 1294 | log_info("\n"); |
f3afa57e | 1295 | else if (output_format == FIO_OUTPUT_JSON) { |
cc372b17 SL |
1296 | root = json_create_object(); |
1297 | json_object_add_value_string(root, "fio version", fio_version_string); | |
1298 | array = json_create_array(); | |
1299 | json_object_add_value_array(root, "jobs", array); | |
1300 | } | |
3c39a379 | 1301 | |
756867bd JA |
1302 | for (i = 0; i < nr_ts; i++) { |
1303 | ts = &threadstats[i]; | |
1304 | rs = &runstats[ts->groupid]; | |
3c39a379 | 1305 | |
a64e88da JA |
1306 | if (is_backend) |
1307 | fio_server_send_ts(ts, rs); | |
f3afa57e | 1308 | else if (output_format == FIO_OUTPUT_TERSE) |
756867bd | 1309 | show_thread_status_terse(ts, rs); |
f3afa57e JA |
1310 | else if (output_format == FIO_OUTPUT_JSON) { |
1311 | struct json_object *tmp = show_thread_status_json(ts, rs); | |
1312 | json_array_add_value_object(array, tmp); | |
cc372b17 | 1313 | } else |
756867bd | 1314 | show_thread_status(ts, rs); |
3c39a379 | 1315 | } |
f3afa57e | 1316 | if (output_format == FIO_OUTPUT_JSON) { |
cc372b17 SL |
1317 | /* disk util stats, if any */ |
1318 | show_disk_util(1, root); | |
1319 | ||
f2a2ce0e HL |
1320 | show_idle_prof_stats(FIO_OUTPUT_JSON, root); |
1321 | ||
cc372b17 SL |
1322 | json_print_object(root); |
1323 | log_info("\n"); | |
1324 | json_free_object(root); | |
1325 | } | |
3c39a379 | 1326 | |
72c27ff8 JA |
1327 | for (i = 0; i < groupid + 1; i++) { |
1328 | rs = &runstats[i]; | |
3c39a379 | 1329 | |
72c27ff8 | 1330 | rs->groupid = i; |
d09a64a0 | 1331 | if (is_backend) |
72c27ff8 | 1332 | fio_server_send_gs(rs); |
f3afa57e | 1333 | else if (output_format == FIO_OUTPUT_NORMAL) |
72c27ff8 | 1334 | show_group_stats(rs); |
c6ae0a5b | 1335 | } |
eecf272f | 1336 | |
72c27ff8 JA |
1337 | if (is_backend) |
1338 | fio_server_send_du(); | |
60904003 | 1339 | else if (output_format == FIO_OUTPUT_NORMAL) { |
cc372b17 | 1340 | show_disk_util(0, NULL); |
60904003 HL |
1341 | show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL); |
1342 | } | |
f2a2ce0e | 1343 | |
eecf272f | 1344 | free(runstats); |
756867bd | 1345 | free(threadstats); |
3c39a379 JA |
1346 | } |
1347 | ||
b4ea84da | 1348 | static void *__show_running_run_stats(void fio_unused *arg) |
b852e7cf JA |
1349 | { |
1350 | struct thread_data *td; | |
1351 | unsigned long long *rt; | |
1352 | struct timeval tv; | |
1353 | int i; | |
1354 | ||
1355 | rt = malloc(thread_number * sizeof(unsigned long long)); | |
1356 | fio_gettime(&tv, NULL); | |
1357 | ||
1358 | for_each_td(td, i) { | |
1359 | rt[i] = mtime_since(&td->start, &tv); | |
1360 | if (td_read(td) && td->io_bytes[DDIR_READ]) | |
1361 | td->ts.runtime[DDIR_READ] += rt[i]; | |
1362 | if (td_write(td) && td->io_bytes[DDIR_WRITE]) | |
1363 | td->ts.runtime[DDIR_WRITE] += rt[i]; | |
6eaf09d6 SL |
1364 | if (td_trim(td) && td->io_bytes[DDIR_TRIM]) |
1365 | td->ts.runtime[DDIR_TRIM] += rt[i]; | |
b852e7cf | 1366 | |
c97f1ad6 | 1367 | td->update_rusage = 1; |
6eaf09d6 SL |
1368 | td->ts.io_bytes[DDIR_READ] = td->io_bytes[DDIR_READ]; |
1369 | td->ts.io_bytes[DDIR_WRITE] = td->io_bytes[DDIR_WRITE]; | |
1370 | td->ts.io_bytes[DDIR_TRIM] = td->io_bytes[DDIR_TRIM]; | |
b852e7cf JA |
1371 | td->ts.total_run_time = mtime_since(&td->epoch, &tv); |
1372 | } | |
1373 | ||
c97f1ad6 JA |
1374 | for_each_td(td, i) { |
1375 | if (td->rusage_sem) { | |
1376 | td->update_rusage = 1; | |
1377 | fio_mutex_down(td->rusage_sem); | |
1378 | } | |
1379 | td->update_rusage = 0; | |
1380 | } | |
1381 | ||
b852e7cf JA |
1382 | show_run_stats(); |
1383 | ||
1384 | for_each_td(td, i) { | |
1385 | if (td_read(td) && td->io_bytes[DDIR_READ]) | |
1386 | td->ts.runtime[DDIR_READ] -= rt[i]; | |
1387 | if (td_write(td) && td->io_bytes[DDIR_WRITE]) | |
1388 | td->ts.runtime[DDIR_WRITE] -= rt[i]; | |
6eaf09d6 SL |
1389 | if (td_trim(td) && td->io_bytes[DDIR_TRIM]) |
1390 | td->ts.runtime[DDIR_TRIM] -= rt[i]; | |
b852e7cf JA |
1391 | } |
1392 | ||
1393 | free(rt); | |
1394 | return NULL; | |
1395 | } | |
1396 | ||
1397 | /* | |
1398 | * Called from signal handler. It _should_ be safe to just run this inline | |
1399 | * in the sig handler, but we should be disturbing the system less by just | |
1400 | * creating a thread to do it. | |
1401 | */ | |
1402 | void show_running_run_stats(void) | |
1403 | { | |
1404 | pthread_t thread; | |
1405 | ||
1406 | pthread_create(&thread, NULL, __show_running_run_stats, NULL); | |
1407 | pthread_detach(thread); | |
1408 | } | |
1409 | ||
68704084 | 1410 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
3c39a379 | 1411 | { |
68704084 | 1412 | double val = data; |
6660cc67 | 1413 | double delta; |
68704084 JA |
1414 | |
1415 | if (data > is->max_val) | |
1416 | is->max_val = data; | |
1417 | if (data < is->min_val) | |
1418 | is->min_val = data; | |
1419 | ||
802ad4a8 | 1420 | delta = val - is->mean.u.f; |
ef11d737 | 1421 | if (delta) { |
802ad4a8 JA |
1422 | is->mean.u.f += delta / (is->samples + 1.0); |
1423 | is->S.u.f += delta * (val - is->mean.u.f); | |
ef11d737 | 1424 | } |
3c39a379 | 1425 | |
3c39a379 JA |
1426 | is->samples++; |
1427 | } | |
1428 | ||
bb3884d8 | 1429 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
306ddc97 | 1430 | enum fio_ddir ddir, unsigned int bs, |
2b13e716 | 1431 | unsigned long t) |
3c39a379 | 1432 | { |
306ddc97 JA |
1433 | const int nr_samples = iolog->nr_samples; |
1434 | ||
b8bc8cba JA |
1435 | if (!iolog->nr_samples) |
1436 | iolog->avg_last = t; | |
1437 | ||
3c39a379 JA |
1438 | if (iolog->nr_samples == iolog->max_samples) { |
1439 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; | |
1440 | ||
1441 | iolog->log = realloc(iolog->log, new_size); | |
1442 | iolog->max_samples <<= 1; | |
1443 | } | |
1444 | ||
306ddc97 | 1445 | iolog->log[nr_samples].val = val; |
2b13e716 | 1446 | iolog->log[nr_samples].time = t; |
306ddc97 JA |
1447 | iolog->log[nr_samples].ddir = ddir; |
1448 | iolog->log[nr_samples].bs = bs; | |
3c39a379 JA |
1449 | iolog->nr_samples++; |
1450 | } | |
1451 | ||
7fb28d36 JA |
1452 | static inline void reset_io_stat(struct io_stat *ios) |
1453 | { | |
1454 | ios->max_val = ios->min_val = ios->samples = 0; | |
1455 | ios->mean.u.f = ios->S.u.f = 0; | |
1456 | } | |
1457 | ||
bb3884d8 | 1458 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
306ddc97 JA |
1459 | unsigned long val, enum fio_ddir ddir, |
1460 | unsigned int bs) | |
bb3884d8 | 1461 | { |
7fb28d36 | 1462 | unsigned long elapsed, this_window; |
b8bc8cba | 1463 | |
ff58fced JA |
1464 | if (!ddir_rw(ddir)) |
1465 | return; | |
1466 | ||
b8bc8cba JA |
1467 | elapsed = mtime_since_now(&td->epoch); |
1468 | ||
1469 | /* | |
1470 | * If no time averaging, just add the log sample. | |
1471 | */ | |
1472 | if (!iolog->avg_msec) { | |
1473 | __add_log_sample(iolog, val, ddir, bs, elapsed); | |
1474 | return; | |
1475 | } | |
1476 | ||
1477 | /* | |
1478 | * Add the sample. If the time period has passed, then | |
1479 | * add that entry to the log and clear. | |
1480 | */ | |
1481 | add_stat_sample(&iolog->avg_window[ddir], val); | |
1482 | ||
7fb28d36 JA |
1483 | /* |
1484 | * If period hasn't passed, adding the above sample is all we | |
1485 | * need to do. | |
1486 | */ | |
b8bc8cba JA |
1487 | this_window = elapsed - iolog->avg_last; |
1488 | if (this_window < iolog->avg_msec) | |
1489 | return; | |
1490 | ||
7fb28d36 JA |
1491 | /* |
1492 | * Note an entry in the log. Use the mean from the logged samples, | |
1493 | * making sure to properly round up. Only write a log entry if we | |
1494 | * had actual samples done. | |
1495 | */ | |
1496 | if (iolog->avg_window[DDIR_READ].samples) { | |
1497 | unsigned long mr; | |
b8bc8cba | 1498 | |
7fb28d36 | 1499 | mr = iolog->avg_window[DDIR_READ].mean.u.f + 0.50; |
b8bc8cba | 1500 | __add_log_sample(iolog, mr, DDIR_READ, 0, elapsed); |
7fb28d36 JA |
1501 | } |
1502 | if (iolog->avg_window[DDIR_WRITE].samples) { | |
1503 | unsigned long mw; | |
1504 | ||
1505 | mw = iolog->avg_window[DDIR_WRITE].mean.u.f + 0.50; | |
b8bc8cba | 1506 | __add_log_sample(iolog, mw, DDIR_WRITE, 0, elapsed); |
7fb28d36 | 1507 | } |
6eaf09d6 SL |
1508 | if (iolog->avg_window[DDIR_TRIM].samples) { |
1509 | unsigned long mw; | |
1510 | ||
1511 | mw = iolog->avg_window[DDIR_TRIM].mean.u.f + 0.50; | |
1512 | __add_log_sample(iolog, mw, DDIR_TRIM, 0, elapsed); | |
1513 | } | |
1514 | ||
b8bc8cba | 1515 | |
7fb28d36 JA |
1516 | reset_io_stat(&iolog->avg_window[DDIR_READ]); |
1517 | reset_io_stat(&iolog->avg_window[DDIR_WRITE]); | |
6eaf09d6 | 1518 | reset_io_stat(&iolog->avg_window[DDIR_TRIM]); |
b8bc8cba | 1519 | iolog->avg_last = elapsed; |
bb3884d8 JA |
1520 | } |
1521 | ||
306ddc97 | 1522 | void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs) |
bb3884d8 | 1523 | { |
ff58fced | 1524 | struct io_log *iolog; |
bb3884d8 | 1525 | |
ff58fced JA |
1526 | if (!ddir_rw(ddir)) |
1527 | return; | |
1528 | ||
1529 | iolog = agg_io_log[ddir]; | |
306ddc97 | 1530 | __add_log_sample(iolog, val, ddir, bs, mtime_since_genesis()); |
bb3884d8 JA |
1531 | } |
1532 | ||
83349190 YH |
1533 | static void add_clat_percentile_sample(struct thread_stat *ts, |
1534 | unsigned long usec, enum fio_ddir ddir) | |
1535 | { | |
1536 | unsigned int idx = plat_val_to_idx(usec); | |
1537 | assert(idx < FIO_IO_U_PLAT_NR); | |
1538 | ||
1539 | ts->io_u_plat[ddir][idx]++; | |
1540 | } | |
1541 | ||
1e97cce9 | 1542 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 1543 | unsigned long usec, unsigned int bs) |
3c39a379 | 1544 | { |
756867bd | 1545 | struct thread_stat *ts = &td->ts; |
079ad09b | 1546 | |
ff58fced JA |
1547 | if (!ddir_rw(ddir)) |
1548 | return; | |
1549 | ||
d85f5118 | 1550 | add_stat_sample(&ts->clat_stat[ddir], usec); |
3c39a379 | 1551 | |
7b9f733a JA |
1552 | if (td->clat_log) |
1553 | add_log_sample(td, td->clat_log, usec, ddir, bs); | |
83349190 YH |
1554 | |
1555 | if (ts->clat_percentiles) | |
1556 | add_clat_percentile_sample(ts, usec, ddir); | |
3c39a379 JA |
1557 | } |
1558 | ||
1e97cce9 | 1559 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 1560 | unsigned long usec, unsigned int bs) |
3c39a379 | 1561 | { |
756867bd | 1562 | struct thread_stat *ts = &td->ts; |
079ad09b | 1563 | |
ff58fced JA |
1564 | if (!ddir_rw(ddir)) |
1565 | return; | |
1566 | ||
d85f5118 | 1567 | add_stat_sample(&ts->slat_stat[ddir], usec); |
3c39a379 | 1568 | |
7b9f733a JA |
1569 | if (td->slat_log) |
1570 | add_log_sample(td, td->slat_log, usec, ddir, bs); | |
3c39a379 JA |
1571 | } |
1572 | ||
02af0988 JA |
1573 | void add_lat_sample(struct thread_data *td, enum fio_ddir ddir, |
1574 | unsigned long usec, unsigned int bs) | |
1575 | { | |
1576 | struct thread_stat *ts = &td->ts; | |
1577 | ||
ff58fced JA |
1578 | if (!ddir_rw(ddir)) |
1579 | return; | |
1580 | ||
02af0988 JA |
1581 | add_stat_sample(&ts->lat_stat[ddir], usec); |
1582 | ||
7b9f733a JA |
1583 | if (td->lat_log) |
1584 | add_log_sample(td, td->lat_log, usec, ddir, bs); | |
02af0988 JA |
1585 | } |
1586 | ||
306ddc97 | 1587 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs, |
1e97cce9 | 1588 | struct timeval *t) |
3c39a379 | 1589 | { |
756867bd | 1590 | struct thread_stat *ts = &td->ts; |
ff58fced JA |
1591 | unsigned long spent, rate; |
1592 | ||
1593 | if (!ddir_rw(ddir)) | |
1594 | return; | |
3c39a379 | 1595 | |
c8eeb9df | 1596 | spent = mtime_since(&td->bw_sample_time, t); |
2dc1bbeb | 1597 | if (spent < td->o.bw_avg_time) |
3c39a379 | 1598 | return; |
9602d8df JA |
1599 | |
1600 | /* | |
5daa4ebe JC |
1601 | * Compute both read and write rates for the interval. |
1602 | */ | |
6eaf09d6 | 1603 | for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) { |
5daa4ebe JC |
1604 | uint64_t delta; |
1605 | ||
1606 | delta = td->this_io_bytes[ddir] - td->stat_io_bytes[ddir]; | |
1607 | if (!delta) | |
1608 | continue; /* No entries for interval */ | |
3c39a379 | 1609 | |
5daa4ebe JC |
1610 | rate = delta * 1000 / spent / 1024; |
1611 | add_stat_sample(&ts->bw_stat[ddir], rate); | |
3c39a379 | 1612 | |
5daa4ebe JC |
1613 | if (td->bw_log) |
1614 | add_log_sample(td, td->bw_log, rate, ddir, bs); | |
1615 | ||
1616 | td->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; | |
1617 | } | |
3c39a379 | 1618 | |
c8eeb9df | 1619 | fio_gettime(&td->bw_sample_time, NULL); |
3c39a379 | 1620 | } |
c8eeb9df JA |
1621 | |
1622 | void add_iops_sample(struct thread_data *td, enum fio_ddir ddir, | |
1623 | struct timeval *t) | |
1624 | { | |
1625 | struct thread_stat *ts = &td->ts; | |
1626 | unsigned long spent, iops; | |
1627 | ||
1628 | if (!ddir_rw(ddir)) | |
1629 | return; | |
1630 | ||
1631 | spent = mtime_since(&td->iops_sample_time, t); | |
1632 | if (spent < td->o.iops_avg_time) | |
1633 | return; | |
1634 | ||
9602d8df JA |
1635 | /* |
1636 | * Compute both read and write rates for the interval. | |
1637 | */ | |
6eaf09d6 | 1638 | for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) { |
9602d8df | 1639 | uint64_t delta; |
c8eeb9df | 1640 | |
9602d8df JA |
1641 | delta = td->this_io_blocks[ddir] - td->stat_io_blocks[ddir]; |
1642 | if (!delta) | |
1643 | continue; /* No entries for interval */ | |
1644 | ||
1645 | iops = (delta * 1000) / spent; | |
1646 | add_stat_sample(&ts->iops_stat[ddir], iops); | |
c8eeb9df | 1647 | |
9602d8df JA |
1648 | if (td->iops_log) |
1649 | add_log_sample(td, td->iops_log, iops, ddir, 0); | |
1650 | ||
421f4a82 | 1651 | td->stat_io_blocks[ddir] = td->this_io_blocks[ddir]; |
9602d8df | 1652 | } |
c8eeb9df JA |
1653 | |
1654 | fio_gettime(&td->iops_sample_time, NULL); | |
c8eeb9df | 1655 | } |