Commit | Line | Data |
---|---|---|
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 | ||
90fef2d1 JA |
277 | p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p); |
278 | p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p); | |
279 | p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p); | |
280 | p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p); | |
dbe1125e | 281 | |
b22989b9 | 282 | log_info("%s: io=%sB, aggrb=%sB/s, minb=%sB/s, maxb=%sB/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 | ||
351 | minp = num2str(min, 6, 1, 0); | |
352 | maxp = num2str(max, 6, 1, 0); | |
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; | |
90fef2d1 JA |
380 | io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p); |
381 | bw_p = num2str(bw, 6, 1, i2p); | |
8879fd15 | 382 | |
0aacc50c | 383 | iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt; |
b3605062 | 384 | iops_p = num2str(iops, 6, 1, 0); |
dbe1125e | 385 | |
cda99fa0 | 386 | log_info(" %s: io=%sB, bw=%sB/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)) { |
19d3e967 | 408 | double p_of_agg = 100.0; |
b7017e32 | 409 | const char *bw_str = "KB"; |
3c39a379 | 410 | |
2f2c6924 | 411 | if (rs->agg[ddir]) { |
19d3e967 JA |
412 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; |
413 | if (p_of_agg > 100.0) | |
414 | p_of_agg = 100.0; | |
415 | } | |
b7017e32 JA |
416 | |
417 | if (mean > 999999.9) { | |
418 | min /= 1000.0; | |
419 | max /= 1000.0; | |
420 | mean /= 1000.0; | |
421 | dev /= 1000.0; | |
422 | bw_str = "MB"; | |
423 | } | |
424 | ||
7e1773ba | 425 | log_info(" bw (%s/s) : min=%5lu, max=%5lu, per=%3.2f%%," |
b7017e32 JA |
426 | " avg=%5.02f, stdev=%5.02f\n", bw_str, min, max, |
427 | p_of_agg, mean, dev); | |
3c39a379 JA |
428 | } |
429 | } | |
430 | ||
7e1773ba JA |
431 | static int show_lat(double *io_u_lat, int nr, const char **ranges, |
432 | const char *msg) | |
04a0feae | 433 | { |
7e1773ba | 434 | int new_line = 1, i, line = 0, shown = 0; |
04a0feae JA |
435 | |
436 | for (i = 0; i < nr; i++) { | |
437 | if (io_u_lat[i] <= 0.0) | |
438 | continue; | |
7e1773ba | 439 | shown = 1; |
04a0feae | 440 | if (new_line) { |
4539ed73 JA |
441 | if (line) |
442 | log_info("\n"); | |
7e1773ba | 443 | log_info(" lat (%s) : ", msg); |
04a0feae JA |
444 | new_line = 0; |
445 | line = 0; | |
446 | } | |
447 | if (line) | |
448 | log_info(", "); | |
449 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); | |
450 | line++; | |
451 | if (line == 5) | |
452 | new_line = 1; | |
453 | } | |
7e1773ba JA |
454 | |
455 | if (shown) | |
456 | log_info("\n"); | |
457 | ||
458 | return shown; | |
04a0feae JA |
459 | } |
460 | ||
461 | static void show_lat_u(double *io_u_lat_u) | |
462 | { | |
463 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
464 | "250=", "500=", "750=", "1000=", }; | |
465 | ||
466 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); | |
467 | } | |
468 | ||
469 | static void show_lat_m(double *io_u_lat_m) | |
470 | { | |
471 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
472 | "250=", "500=", "750=", "1000=", "2000=", | |
473 | ">=2000=", }; | |
474 | ||
475 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); | |
476 | } | |
477 | ||
c551f65a | 478 | static void show_latencies(struct thread_stat *ts) |
04a0feae | 479 | { |
c551f65a JA |
480 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
481 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
482 | ||
5a18988e JA |
483 | stat_calc_lat_u(ts, io_u_lat_u); |
484 | stat_calc_lat_m(ts, io_u_lat_m); | |
485 | ||
04a0feae JA |
486 | show_lat_u(io_u_lat_u); |
487 | show_lat_m(io_u_lat_m); | |
04a0feae JA |
488 | } |
489 | ||
a64e88da | 490 | void show_thread_status(struct thread_stat *ts, struct group_run_stats *rs) |
3c39a379 JA |
491 | { |
492 | double usr_cpu, sys_cpu; | |
69008999 | 493 | unsigned long runtime; |
71619dc2 | 494 | double io_u_dist[FIO_IO_U_MAP_NR]; |
57a64324 JA |
495 | time_t time_p; |
496 | char time_buf[64]; | |
3c39a379 | 497 | |
6eaf09d6 SL |
498 | if (!(ts->io_bytes[DDIR_READ] + ts->io_bytes[DDIR_WRITE] + |
499 | ts->io_bytes[DDIR_TRIM]) && !(ts->total_io_u[DDIR_READ] + | |
500 | ts->total_io_u[DDIR_WRITE] + ts->total_io_u[DDIR_TRIM])) | |
3c39a379 JA |
501 | return; |
502 | ||
57a64324 | 503 | time(&time_p); |
45054cbe | 504 | os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf)); |
57a64324 | 505 | |
5ec10eaa | 506 | if (!ts->error) { |
57a64324 | 507 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s", |
5ec10eaa | 508 | ts->name, ts->groupid, ts->members, |
57a64324 | 509 | ts->error, (int) ts->pid, time_buf); |
5ec10eaa | 510 | } else { |
57a64324 | 511 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s", |
5ec10eaa | 512 | ts->name, ts->groupid, ts->members, |
57a64324 JA |
513 | ts->error, ts->verror, (int) ts->pid, |
514 | time_buf); | |
5ec10eaa | 515 | } |
3c39a379 | 516 | |
259e47de | 517 | if (strlen(ts->description)) |
6d86144d | 518 | log_info(" Description : [%s]\n", ts->description); |
7bdce1bd | 519 | |
756867bd JA |
520 | if (ts->io_bytes[DDIR_READ]) |
521 | show_ddir_status(rs, ts, DDIR_READ); | |
522 | if (ts->io_bytes[DDIR_WRITE]) | |
523 | show_ddir_status(rs, ts, DDIR_WRITE); | |
6eaf09d6 SL |
524 | if (ts->io_bytes[DDIR_TRIM]) |
525 | show_ddir_status(rs, ts, DDIR_TRIM); | |
3c39a379 | 526 | |
c551f65a | 527 | show_latencies(ts); |
7e1773ba | 528 | |
756867bd | 529 | runtime = ts->total_run_time; |
69008999 | 530 | if (runtime) { |
1e97cce9 | 531 | double runt = (double) runtime; |
3c39a379 | 532 | |
756867bd JA |
533 | usr_cpu = (double) ts->usr_time * 100 / runt; |
534 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
3c39a379 JA |
535 | } else { |
536 | usr_cpu = 0; | |
537 | sys_cpu = 0; | |
538 | } | |
539 | ||
5ec10eaa JA |
540 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu," |
541 | " minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf); | |
71619dc2 | 542 | |
d79db122 | 543 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
5ec10eaa JA |
544 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%," |
545 | " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
546 | io_u_dist[1], io_u_dist[2], | |
547 | io_u_dist[3], io_u_dist[4], | |
548 | io_u_dist[5], io_u_dist[6]); | |
838bc709 JA |
549 | |
550 | stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist); | |
551 | log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
552 | " 32=%3.1f%%, 64=%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]); | |
556 | stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist); | |
557 | log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
558 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
559 | io_u_dist[1], io_u_dist[2], | |
560 | io_u_dist[3], io_u_dist[4], | |
561 | io_u_dist[5], io_u_dist[6]); | |
7e1773ba JA |
562 | log_info(" issued : total=r=%lu/w=%lu/d=%lu," |
563 | " short=r=%lu/w=%lu/d=%lu\n", | |
5ec10eaa | 564 | ts->total_io_u[0], ts->total_io_u[1], |
0d29de83 JA |
565 | ts->total_io_u[2], |
566 | ts->short_io_u[0], ts->short_io_u[1], | |
567 | ts->short_io_u[2]); | |
f2bba182 | 568 | if (ts->continue_on_error) { |
1ec99eea JA |
569 | log_info(" errors : total=%lu, first_error=%d/<%s>\n", |
570 | ts->total_err_count, | |
571 | ts->first_error, | |
572 | strerror(ts->first_error)); | |
f2bba182 | 573 | } |
3c39a379 JA |
574 | } |
575 | ||
756867bd | 576 | static void show_ddir_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
577 | struct group_run_stats *rs, int ddir) |
578 | { | |
579 | unsigned long min, max; | |
312b4af2 | 580 | unsigned long long bw, iops; |
1db92cb6 | 581 | unsigned int *ovals = NULL; |
c6ae0a5b | 582 | double mean, dev; |
1db92cb6 JA |
583 | unsigned int len, minv, maxv; |
584 | int i; | |
c6ae0a5b | 585 | |
ff58fced JA |
586 | assert(ddir_rw(ddir)); |
587 | ||
312b4af2 JA |
588 | iops = bw = 0; |
589 | if (ts->runtime[ddir]) { | |
590 | uint64_t runt = ts->runtime[ddir]; | |
591 | ||
033bbb51 | 592 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; |
312b4af2 JA |
593 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; |
594 | } | |
c6ae0a5b | 595 | |
312b4af2 | 596 | log_info(";%llu;%llu;%llu;%llu", ts->io_bytes[ddir] >> 10, bw, iops, |
5ec10eaa | 597 | ts->runtime[ddir]); |
c6ae0a5b | 598 | |
079ad09b | 599 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 600 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 601 | else |
6d86144d | 602 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 603 | |
079ad09b | 604 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 605 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 606 | else |
6d86144d | 607 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 608 | |
1db92cb6 JA |
609 | if (ts->clat_percentiles) { |
610 | len = calc_clat_percentiles(ts->io_u_plat[ddir], | |
611 | ts->clat_stat[ddir].samples, | |
612 | ts->percentile_list, &ovals, &maxv, | |
613 | &minv); | |
614 | } else | |
615 | len = 0; | |
616 | ||
617 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
618 | if (i >= len) { | |
619 | log_info(";0%%=0"); | |
620 | continue; | |
621 | } | |
435d195a | 622 | log_info(";%f%%=%u", ts->percentile_list[i].u.f, ovals[i]); |
1db92cb6 | 623 | } |
2341a37a K |
624 | |
625 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) | |
626 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); | |
627 | else | |
628 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); | |
629 | ||
1db92cb6 JA |
630 | if (ovals) |
631 | free(ovals); | |
632 | ||
079ad09b | 633 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
19d3e967 JA |
634 | double p_of_agg = 100.0; |
635 | ||
636 | if (rs->agg[ddir]) { | |
637 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
638 | if (p_of_agg > 100.0) | |
639 | p_of_agg = 100.0; | |
640 | } | |
c6ae0a5b | 641 | |
6d86144d | 642 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
c6ae0a5b | 643 | } else |
6d86144d | 644 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
c6ae0a5b JA |
645 | } |
646 | ||
cc372b17 SL |
647 | static void add_ddir_status_json(struct thread_stat *ts, |
648 | struct group_run_stats *rs, int ddir, struct json_object *parent) | |
649 | { | |
650 | unsigned long min, max; | |
651 | unsigned long long bw, iops; | |
652 | unsigned int *ovals = NULL; | |
653 | double mean, dev; | |
654 | unsigned int len, minv, maxv; | |
655 | int i; | |
656 | const char *ddirname[] = {"read", "write", "trim"}; | |
657 | struct json_object *dir_object, *tmp_object, *percentile_object; | |
658 | char buf[120]; | |
659 | double p_of_agg = 100.0; | |
660 | ||
661 | assert(ddir_rw(ddir)); | |
662 | ||
771e58be JA |
663 | if (ts->unified_rw_rep && ddir != DDIR_READ) |
664 | return; | |
665 | ||
cc372b17 | 666 | dir_object = json_create_object(); |
771e58be JA |
667 | json_object_add_value_object(parent, |
668 | ts->unified_rw_rep ? "mixed" : ddirname[ddir], dir_object); | |
cc372b17 SL |
669 | |
670 | iops = bw = 0; | |
671 | if (ts->runtime[ddir]) { | |
672 | uint64_t runt = ts->runtime[ddir]; | |
673 | ||
674 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; | |
675 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; | |
676 | } | |
677 | ||
678 | json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir] >> 10); | |
679 | json_object_add_value_int(dir_object, "bw", bw); | |
680 | json_object_add_value_int(dir_object, "iops", iops); | |
681 | json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]); | |
682 | ||
683 | if (!calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { | |
684 | min = max = 0; | |
685 | mean = dev = 0.0; | |
686 | } | |
687 | tmp_object = json_create_object(); | |
688 | json_object_add_value_object(dir_object, "slat", tmp_object); | |
689 | json_object_add_value_int(tmp_object, "min", min); | |
690 | json_object_add_value_int(tmp_object, "max", max); | |
691 | json_object_add_value_float(tmp_object, "mean", mean); | |
692 | json_object_add_value_float(tmp_object, "stddev", dev); | |
693 | ||
694 | if (!calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { | |
695 | min = max = 0; | |
696 | mean = dev = 0.0; | |
697 | } | |
698 | tmp_object = json_create_object(); | |
699 | json_object_add_value_object(dir_object, "clat", tmp_object); | |
700 | json_object_add_value_int(tmp_object, "min", min); | |
701 | json_object_add_value_int(tmp_object, "max", max); | |
702 | json_object_add_value_float(tmp_object, "mean", mean); | |
703 | json_object_add_value_float(tmp_object, "stddev", dev); | |
704 | ||
705 | if (ts->clat_percentiles) { | |
706 | len = calc_clat_percentiles(ts->io_u_plat[ddir], | |
707 | ts->clat_stat[ddir].samples, | |
708 | ts->percentile_list, &ovals, &maxv, | |
709 | &minv); | |
710 | } else | |
711 | len = 0; | |
712 | ||
713 | percentile_object = json_create_object(); | |
714 | json_object_add_value_object(tmp_object, "percentile", percentile_object); | |
715 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
716 | if (i >= len) { | |
717 | json_object_add_value_int(percentile_object, "0.00", 0); | |
718 | continue; | |
719 | } | |
435d195a | 720 | snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f); |
cc372b17 SL |
721 | json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]); |
722 | } | |
723 | ||
724 | if (!calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { | |
725 | min = max = 0; | |
726 | mean = dev = 0.0; | |
727 | } | |
728 | tmp_object = json_create_object(); | |
729 | json_object_add_value_object(dir_object, "lat", tmp_object); | |
730 | json_object_add_value_int(tmp_object, "min", min); | |
731 | json_object_add_value_int(tmp_object, "max", max); | |
732 | json_object_add_value_float(tmp_object, "mean", mean); | |
733 | json_object_add_value_float(tmp_object, "stddev", dev); | |
734 | if (ovals) | |
735 | free(ovals); | |
736 | ||
737 | if (!calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { | |
738 | if (rs->agg[ddir]) { | |
739 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
740 | if (p_of_agg > 100.0) | |
741 | p_of_agg = 100.0; | |
742 | } | |
743 | } else { | |
744 | min = max = 0; | |
745 | p_of_agg = mean = dev = 0.0; | |
746 | } | |
747 | json_object_add_value_int(dir_object, "bw_min", min); | |
748 | json_object_add_value_int(dir_object, "bw_max", max); | |
749 | json_object_add_value_float(dir_object, "bw_agg", mean); | |
750 | json_object_add_value_float(dir_object, "bw_mean", mean); | |
751 | json_object_add_value_float(dir_object, "bw_dev", dev); | |
752 | } | |
753 | ||
4d658652 | 754 | static void show_thread_status_terse_v2(struct thread_stat *ts, |
3c3ed070 | 755 | struct group_run_stats *rs) |
4d658652 JA |
756 | { |
757 | double io_u_dist[FIO_IO_U_MAP_NR]; | |
758 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; | |
759 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
760 | double usr_cpu, sys_cpu; | |
761 | int i; | |
762 | ||
763 | /* General Info */ | |
764 | log_info("2;%s;%d;%d", ts->name, ts->groupid, ts->error); | |
765 | /* Log Read Status */ | |
6eaf09d6 | 766 | show_ddir_status_terse(ts, rs, DDIR_READ); |
4d658652 | 767 | /* Log Write Status */ |
6eaf09d6 SL |
768 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
769 | /* Log Trim Status */ | |
770 | show_ddir_status_terse(ts, rs, DDIR_TRIM); | |
4d658652 JA |
771 | |
772 | /* CPU Usage */ | |
773 | if (ts->total_run_time) { | |
774 | double runt = (double) ts->total_run_time; | |
775 | ||
776 | usr_cpu = (double) ts->usr_time * 100 / runt; | |
777 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
778 | } else { | |
779 | usr_cpu = 0; | |
780 | sys_cpu = 0; | |
781 | } | |
782 | ||
783 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, | |
784 | ts->minf); | |
785 | ||
786 | /* Calc % distribution of IO depths, usecond, msecond latency */ | |
d79db122 | 787 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
4d658652 JA |
788 | stat_calc_lat_u(ts, io_u_lat_u); |
789 | stat_calc_lat_m(ts, io_u_lat_m); | |
790 | ||
791 | /* Only show fixed 7 I/O depth levels*/ | |
792 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", | |
793 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
794 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
795 | ||
796 | /* Microsecond latency */ | |
797 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) | |
798 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
799 | /* Millisecond latency */ | |
800 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) | |
801 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
802 | /* Additional output if continue_on_error set - default off*/ | |
803 | if (ts->continue_on_error) | |
804 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); | |
805 | log_info("\n"); | |
806 | ||
807 | /* Additional output if description is set */ | |
808 | if (ts->description) | |
809 | log_info(";%s", ts->description); | |
810 | ||
811 | log_info("\n"); | |
812 | } | |
813 | ||
3449ab8c JA |
814 | static void show_thread_status_terse_v3_v4(struct thread_stat *ts, |
815 | struct group_run_stats *rs, int ver) | |
c6ae0a5b | 816 | { |
2270890c | 817 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
818 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
819 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
c6ae0a5b | 820 | double usr_cpu, sys_cpu; |
04a0feae | 821 | int i; |
c6ae0a5b | 822 | |
562c2d2f | 823 | /* General Info */ |
f3afa57e | 824 | log_info("%d;%s;%s;%d;%d", ver, fio_version_string, |
5e726d0a | 825 | ts->name, ts->groupid, ts->error); |
562c2d2f | 826 | /* Log Read Status */ |
6eaf09d6 | 827 | show_ddir_status_terse(ts, rs, DDIR_READ); |
562c2d2f | 828 | /* Log Write Status */ |
6eaf09d6 SL |
829 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
830 | /* Log Trim Status */ | |
3449ab8c JA |
831 | if (ver == 4) |
832 | show_ddir_status_terse(ts, rs, DDIR_TRIM); | |
c6ae0a5b | 833 | |
562c2d2f | 834 | /* CPU Usage */ |
756867bd JA |
835 | if (ts->total_run_time) { |
836 | double runt = (double) ts->total_run_time; | |
c6ae0a5b | 837 | |
756867bd JA |
838 | usr_cpu = (double) ts->usr_time * 100 / runt; |
839 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
c6ae0a5b JA |
840 | } else { |
841 | usr_cpu = 0; | |
842 | sys_cpu = 0; | |
843 | } | |
844 | ||
5ec10eaa JA |
845 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, |
846 | ts->minf); | |
2270890c | 847 | |
562c2d2f | 848 | /* Calc % distribution of IO depths, usecond, msecond latency */ |
d79db122 | 849 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
04a0feae JA |
850 | stat_calc_lat_u(ts, io_u_lat_u); |
851 | stat_calc_lat_m(ts, io_u_lat_m); | |
2270890c | 852 | |
562c2d2f | 853 | /* Only show fixed 7 I/O depth levels*/ |
5ec10eaa JA |
854 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", |
855 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
856 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
2270890c | 857 | |
562c2d2f | 858 | /* Microsecond latency */ |
04a0feae JA |
859 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
860 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
562c2d2f | 861 | /* Millisecond latency */ |
04a0feae JA |
862 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
863 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
f2f788dd JA |
864 | |
865 | /* disk util stats, if any */ | |
cc372b17 | 866 | show_disk_util(1, NULL); |
f2f788dd | 867 | |
562c2d2f | 868 | /* Additional output if continue_on_error set - default off*/ |
f2bba182 RR |
869 | if (ts->continue_on_error) |
870 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); | |
2270890c | 871 | |
562c2d2f | 872 | /* Additional output if description is set */ |
4b0f2258 | 873 | if (strlen(ts->description)) |
6d86144d | 874 | log_info(";%s", ts->description); |
946e4276 JA |
875 | |
876 | log_info("\n"); | |
756867bd JA |
877 | } |
878 | ||
cc372b17 SL |
879 | static struct json_object *show_thread_status_json(struct thread_stat *ts, |
880 | struct group_run_stats *rs) | |
881 | { | |
882 | struct json_object *root, *tmp; | |
883 | double io_u_dist[FIO_IO_U_MAP_NR]; | |
884 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; | |
885 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
886 | double usr_cpu, sys_cpu; | |
887 | int i; | |
888 | ||
889 | root = json_create_object(); | |
890 | json_object_add_value_string(root, "jobname", ts->name); | |
891 | json_object_add_value_int(root, "groupid", ts->groupid); | |
892 | json_object_add_value_int(root, "error", ts->error); | |
893 | ||
894 | add_ddir_status_json(ts, rs, DDIR_READ, root); | |
895 | add_ddir_status_json(ts, rs, DDIR_WRITE, root); | |
f3afa57e | 896 | add_ddir_status_json(ts, rs, DDIR_TRIM, root); |
cc372b17 SL |
897 | |
898 | /* CPU Usage */ | |
899 | if (ts->total_run_time) { | |
900 | double runt = (double) ts->total_run_time; | |
901 | ||
902 | usr_cpu = (double) ts->usr_time * 100 / runt; | |
903 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
904 | } else { | |
905 | usr_cpu = 0; | |
906 | sys_cpu = 0; | |
907 | } | |
908 | json_object_add_value_float(root, "usr_cpu", usr_cpu); | |
909 | json_object_add_value_float(root, "sys_cpu", sys_cpu); | |
910 | json_object_add_value_int(root, "ctx", ts->ctx); | |
911 | json_object_add_value_int(root, "majf", ts->majf); | |
912 | json_object_add_value_int(root, "minf", ts->minf); | |
913 | ||
914 | ||
915 | /* Calc % distribution of IO depths, usecond, msecond latency */ | |
d79db122 | 916 | stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist); |
cc372b17 SL |
917 | stat_calc_lat_u(ts, io_u_lat_u); |
918 | stat_calc_lat_m(ts, io_u_lat_m); | |
919 | ||
920 | tmp = json_create_object(); | |
921 | json_object_add_value_object(root, "iodepth_level", tmp); | |
922 | /* Only show fixed 7 I/O depth levels*/ | |
923 | for (i = 0; i < 7; i++) { | |
924 | char name[20]; | |
925 | if (i < 6) | |
98ffb8f3 | 926 | snprintf(name, 20, "%d", 1 << i); |
cc372b17 | 927 | else |
98ffb8f3 | 928 | snprintf(name, 20, ">=%d", 1 << i); |
cc372b17 SL |
929 | json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]); |
930 | } | |
931 | ||
932 | tmp = json_create_object(); | |
933 | json_object_add_value_object(root, "latency_us", tmp); | |
934 | /* Microsecond latency */ | |
935 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
936 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", | |
937 | "250", "500", "750", "1000", }; | |
938 | json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]); | |
939 | } | |
940 | /* Millisecond latency */ | |
941 | tmp = json_create_object(); | |
942 | json_object_add_value_object(root, "latency_ms", tmp); | |
943 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) { | |
944 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", | |
945 | "250", "500", "750", "1000", "2000", | |
946 | ">=2000", }; | |
947 | json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]); | |
948 | } | |
949 | ||
950 | /* Additional output if continue_on_error set - default off*/ | |
951 | if (ts->continue_on_error) { | |
952 | json_object_add_value_int(root, "total_err", ts->total_err_count); | |
953 | json_object_add_value_int(root, "total_err", ts->first_error); | |
954 | } | |
955 | ||
956 | /* Additional output if description is set */ | |
957 | if (strlen(ts->description)) | |
958 | json_object_add_value_string(root, "desc", ts->description); | |
959 | ||
960 | return root; | |
961 | } | |
962 | ||
4d658652 JA |
963 | static void show_thread_status_terse(struct thread_stat *ts, |
964 | struct group_run_stats *rs) | |
965 | { | |
966 | if (terse_version == 2) | |
967 | show_thread_status_terse_v2(ts, rs); | |
3449ab8c JA |
968 | else if (terse_version == 3 || terse_version == 4) |
969 | show_thread_status_terse_v3_v4(ts, rs, terse_version); | |
4d658652 JA |
970 | else |
971 | log_err("fio: bad terse version!? %d\n", terse_version); | |
972 | } | |
973 | ||
197574e4 | 974 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
756867bd JA |
975 | { |
976 | double mean, S; | |
977 | ||
e09231c2 ZL |
978 | if (src->samples == 0) |
979 | return; | |
980 | ||
756867bd JA |
981 | dst->min_val = min(dst->min_val, src->min_val); |
982 | dst->max_val = max(dst->max_val, src->max_val); | |
756867bd JA |
983 | |
984 | /* | |
cdcac5cf YH |
985 | * Compute new mean and S after the merge |
986 | * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance | |
987 | * #Parallel_algorithm> | |
756867bd JA |
988 | */ |
989 | if (nr == 1) { | |
802ad4a8 JA |
990 | mean = src->mean.u.f; |
991 | S = src->S.u.f; | |
756867bd | 992 | } else { |
802ad4a8 | 993 | double delta = src->mean.u.f - dst->mean.u.f; |
cdcac5cf | 994 | |
802ad4a8 JA |
995 | mean = ((src->mean.u.f * src->samples) + |
996 | (dst->mean.u.f * dst->samples)) / | |
cdcac5cf YH |
997 | (dst->samples + src->samples); |
998 | ||
802ad4a8 | 999 | S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) * |
cdcac5cf YH |
1000 | (dst->samples * src->samples) / |
1001 | (dst->samples + src->samples); | |
756867bd JA |
1002 | } |
1003 | ||
cdcac5cf | 1004 | dst->samples += src->samples; |
802ad4a8 JA |
1005 | dst->mean.u.f = mean; |
1006 | dst->S.u.f = S; | |
756867bd JA |
1007 | } |
1008 | ||
37f0c1ae JA |
1009 | void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src) |
1010 | { | |
1011 | int i; | |
1012 | ||
6eaf09d6 | 1013 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
37f0c1ae JA |
1014 | if (dst->max_run[i] < src->max_run[i]) |
1015 | dst->max_run[i] = src->max_run[i]; | |
1016 | if (dst->min_run[i] && dst->min_run[i] > src->min_run[i]) | |
1017 | dst->min_run[i] = src->min_run[i]; | |
1018 | if (dst->max_bw[i] < src->max_bw[i]) | |
1019 | dst->max_bw[i] = src->max_bw[i]; | |
1020 | if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i]) | |
1021 | dst->min_bw[i] = src->min_bw[i]; | |
1022 | ||
1023 | dst->io_kb[i] += src->io_kb[i]; | |
1024 | dst->agg[i] += src->agg[i]; | |
1025 | } | |
1026 | ||
1027 | } | |
1028 | ||
5b9babb7 JA |
1029 | void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src, int nr) |
1030 | { | |
1031 | int l, k; | |
1032 | ||
6eaf09d6 | 1033 | for (l = 0; l < DDIR_RWDIR_CNT; l++) { |
771e58be JA |
1034 | if (!dst->unified_rw_rep) { |
1035 | sum_stat(&dst->clat_stat[l], &src->clat_stat[l], nr); | |
1036 | sum_stat(&dst->slat_stat[l], &src->slat_stat[l], nr); | |
1037 | sum_stat(&dst->lat_stat[l], &src->lat_stat[l], nr); | |
1038 | sum_stat(&dst->bw_stat[l], &src->bw_stat[l], nr); | |
1039 | ||
1040 | dst->io_bytes[l] += src->io_bytes[l]; | |
1041 | ||
1042 | if (dst->runtime[l] < src->runtime[l]) | |
1043 | dst->runtime[l] = src->runtime[l]; | |
1044 | } else { | |
1045 | sum_stat(&dst->clat_stat[0], &src->clat_stat[l], nr); | |
1046 | sum_stat(&dst->slat_stat[0], &src->slat_stat[l], nr); | |
1047 | sum_stat(&dst->lat_stat[0], &src->lat_stat[l], nr); | |
1048 | sum_stat(&dst->bw_stat[0], &src->bw_stat[l], nr); | |
1049 | ||
1050 | dst->io_bytes[0] += src->io_bytes[l]; | |
1051 | ||
1052 | if (dst->runtime[0] < src->runtime[l]) | |
1053 | dst->runtime[0] = src->runtime[l]; | |
1054 | } | |
5b9babb7 JA |
1055 | } |
1056 | ||
1057 | dst->usr_time += src->usr_time; | |
1058 | dst->sys_time += src->sys_time; | |
1059 | dst->ctx += src->ctx; | |
1060 | dst->majf += src->majf; | |
1061 | dst->minf += src->minf; | |
1062 | ||
1063 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1064 | dst->io_u_map[k] += src->io_u_map[k]; | |
1065 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1066 | dst->io_u_submit[k] += src->io_u_submit[k]; | |
1067 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1068 | dst->io_u_complete[k] += src->io_u_complete[k]; | |
1069 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) | |
1070 | dst->io_u_lat_u[k] += src->io_u_lat_u[k]; | |
1071 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) | |
1072 | dst->io_u_lat_m[k] += src->io_u_lat_m[k]; | |
1073 | ||
6eaf09d6 | 1074 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
771e58be JA |
1075 | if (!dst->unified_rw_rep) { |
1076 | dst->total_io_u[k] += src->total_io_u[k]; | |
1077 | dst->short_io_u[k] += src->short_io_u[k]; | |
1078 | } else { | |
1079 | dst->total_io_u[0] += src->total_io_u[k]; | |
1080 | dst->short_io_u[0] += src->short_io_u[k]; | |
1081 | } | |
5b9babb7 JA |
1082 | } |
1083 | ||
6eaf09d6 | 1084 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
5b9babb7 | 1085 | int m; |
771e58be JA |
1086 | |
1087 | for (m = 0; m < FIO_IO_U_PLAT_NR; m++) { | |
1088 | if (!dst->unified_rw_rep) | |
1089 | dst->io_u_plat[k][m] += src->io_u_plat[k][m]; | |
1090 | else | |
1091 | dst->io_u_plat[0][m] += src->io_u_plat[k][m]; | |
1092 | } | |
5b9babb7 JA |
1093 | } |
1094 | ||
1095 | dst->total_run_time += src->total_run_time; | |
1096 | dst->total_submit += src->total_submit; | |
1097 | dst->total_complete += src->total_complete; | |
1098 | } | |
1099 | ||
37f0c1ae JA |
1100 | void init_group_run_stat(struct group_run_stats *gs) |
1101 | { | |
6eaf09d6 | 1102 | int i; |
37f0c1ae | 1103 | memset(gs, 0, sizeof(*gs)); |
6eaf09d6 SL |
1104 | |
1105 | for (i = 0; i < DDIR_RWDIR_CNT; i++) | |
1106 | gs->min_bw[i] = gs->min_run[i] = ~0UL; | |
37f0c1ae JA |
1107 | } |
1108 | ||
1109 | void init_thread_stat(struct thread_stat *ts) | |
1110 | { | |
1111 | int j; | |
1112 | ||
1113 | memset(ts, 0, sizeof(*ts)); | |
1114 | ||
6eaf09d6 | 1115 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
37f0c1ae JA |
1116 | ts->lat_stat[j].min_val = -1UL; |
1117 | ts->clat_stat[j].min_val = -1UL; | |
1118 | ts->slat_stat[j].min_val = -1UL; | |
1119 | ts->bw_stat[j].min_val = -1UL; | |
1120 | } | |
1121 | ts->groupid = -1; | |
1122 | } | |
1123 | ||
3c39a379 JA |
1124 | void show_run_stats(void) |
1125 | { | |
1126 | struct group_run_stats *runstats, *rs; | |
1127 | struct thread_data *td; | |
756867bd | 1128 | struct thread_stat *threadstats, *ts; |
5b9babb7 | 1129 | int i, j, nr_ts, last_ts, idx; |
90fef2d1 | 1130 | int kb_base_warned = 0; |
cc372b17 SL |
1131 | struct json_object *root = NULL; |
1132 | struct json_array *array = NULL; | |
3c39a379 JA |
1133 | |
1134 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); | |
1135 | ||
37f0c1ae JA |
1136 | for (i = 0; i < groupid + 1; i++) |
1137 | init_group_run_stat(&runstats[i]); | |
3c39a379 | 1138 | |
756867bd JA |
1139 | /* |
1140 | * find out how many threads stats we need. if group reporting isn't | |
1141 | * enabled, it's one-per-td. | |
1142 | */ | |
1143 | nr_ts = 0; | |
1144 | last_ts = -1; | |
1145 | for_each_td(td, i) { | |
2dc1bbeb | 1146 | if (!td->o.group_reporting) { |
756867bd JA |
1147 | nr_ts++; |
1148 | continue; | |
1149 | } | |
1150 | if (last_ts == td->groupid) | |
1151 | continue; | |
1152 | ||
1153 | last_ts = td->groupid; | |
1154 | nr_ts++; | |
1155 | } | |
1156 | ||
1157 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); | |
1158 | ||
37f0c1ae JA |
1159 | for (i = 0; i < nr_ts; i++) |
1160 | init_thread_stat(&threadstats[i]); | |
756867bd JA |
1161 | |
1162 | j = 0; | |
1163 | last_ts = -1; | |
197574e4 | 1164 | idx = 0; |
34572e28 | 1165 | for_each_td(td, i) { |
2dc1bbeb JA |
1166 | if (idx && (!td->o.group_reporting || |
1167 | (td->o.group_reporting && last_ts != td->groupid))) { | |
7abd0e3a JA |
1168 | idx = 0; |
1169 | j++; | |
1170 | } | |
1171 | ||
1172 | last_ts = td->groupid; | |
1173 | ||
756867bd JA |
1174 | ts = &threadstats[j]; |
1175 | ||
83349190 | 1176 | ts->clat_percentiles = td->o.clat_percentiles; |
435d195a | 1177 | ts->percentile_precision = td->o.percentile_precision; |
fd112d34 | 1178 | memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 1179 | |
197574e4 | 1180 | idx++; |
6586ee89 | 1181 | ts->members++; |
756867bd | 1182 | |
7abd0e3a | 1183 | if (ts->groupid == -1) { |
2dc84ba7 JA |
1184 | /* |
1185 | * These are per-group shared already | |
1186 | */ | |
f6bb5b88 | 1187 | strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE); |
a64e88da JA |
1188 | if (td->o.description) |
1189 | strncpy(ts->description, td->o.description, | |
1190 | FIO_JOBNAME_SIZE); | |
1191 | else | |
1192 | memset(ts->description, 0, FIO_JOBNAME_SIZE); | |
1193 | ||
2f122b13 JA |
1194 | /* |
1195 | * If multiple entries in this group, this is | |
1196 | * the first member. | |
1197 | */ | |
1198 | ts->thread_number = td->thread_number; | |
756867bd | 1199 | ts->groupid = td->groupid; |
2dc84ba7 JA |
1200 | |
1201 | /* | |
1202 | * first pid in group, not very useful... | |
1203 | */ | |
756867bd | 1204 | ts->pid = td->pid; |
90fef2d1 JA |
1205 | |
1206 | ts->kb_base = td->o.kb_base; | |
771e58be | 1207 | ts->unified_rw_rep = td->o.unified_rw_rep; |
90fef2d1 JA |
1208 | } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) { |
1209 | log_info("fio: kb_base differs for jobs in group, using" | |
1210 | " %u as the base\n", ts->kb_base); | |
1211 | kb_base_warned = 1; | |
2dc84ba7 JA |
1212 | } |
1213 | ||
f2bba182 RR |
1214 | ts->continue_on_error = td->o.continue_on_error; |
1215 | ts->total_err_count += td->total_err_count; | |
1216 | ts->first_error = td->first_error; | |
1217 | if (!ts->error) { | |
1218 | if (!td->error && td->o.continue_on_error && | |
1219 | td->first_error) { | |
1220 | ts->error = td->first_error; | |
f6bb5b88 | 1221 | strcpy(ts->verror, td->verror); |
f2bba182 RR |
1222 | } else if (td->error) { |
1223 | ts->error = td->error; | |
f6bb5b88 | 1224 | strcpy(ts->verror, td->verror); |
f2bba182 | 1225 | } |
756867bd JA |
1226 | } |
1227 | ||
5b9babb7 | 1228 | sum_thread_stats(ts, &td->ts, idx); |
756867bd JA |
1229 | } |
1230 | ||
1231 | for (i = 0; i < nr_ts; i++) { | |
94370ac4 | 1232 | unsigned long long bw; |
3c39a379 | 1233 | |
756867bd JA |
1234 | ts = &threadstats[i]; |
1235 | rs = &runstats[ts->groupid]; | |
90fef2d1 | 1236 | rs->kb_base = ts->kb_base; |
771e58be | 1237 | rs->unified_rw_rep += ts->unified_rw_rep; |
3c39a379 | 1238 | |
6eaf09d6 | 1239 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
94370ac4 JA |
1240 | if (!ts->runtime[j]) |
1241 | continue; | |
1242 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) | |
1243 | rs->min_run[j] = ts->runtime[j]; | |
1244 | if (ts->runtime[j] > rs->max_run[j]) | |
1245 | rs->max_run[j] = ts->runtime[j]; | |
1246 | ||
1247 | bw = 0; | |
8879fd15 | 1248 | if (ts->runtime[j]) { |
c857cfeb JA |
1249 | unsigned long runt = ts->runtime[j]; |
1250 | unsigned long long kb; | |
8879fd15 | 1251 | |
c857cfeb JA |
1252 | kb = ts->io_bytes[j] / rs->kb_base; |
1253 | bw = kb * 1000 / runt; | |
8879fd15 | 1254 | } |
94370ac4 JA |
1255 | if (bw < rs->min_bw[j]) |
1256 | rs->min_bw[j] = bw; | |
1257 | if (bw > rs->max_bw[j]) | |
1258 | rs->max_bw[j] = bw; | |
1259 | ||
90fef2d1 | 1260 | rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base; |
94370ac4 | 1261 | } |
3c39a379 JA |
1262 | } |
1263 | ||
1264 | for (i = 0; i < groupid + 1; i++) { | |
6eaf09d6 SL |
1265 | int ddir; |
1266 | ||
3c39a379 JA |
1267 | rs = &runstats[i]; |
1268 | ||
6eaf09d6 SL |
1269 | for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) { |
1270 | if (rs->max_run[ddir]) | |
1271 | rs->agg[ddir] = (rs->io_kb[ddir] * 1000) / | |
1272 | rs->max_run[ddir]; | |
1273 | } | |
3c39a379 JA |
1274 | } |
1275 | ||
1276 | /* | |
1277 | * don't overwrite last signal output | |
1278 | */ | |
f3afa57e | 1279 | if (output_format == FIO_OUTPUT_NORMAL) |
4ceb30d4 | 1280 | log_info("\n"); |
f3afa57e | 1281 | else if (output_format == FIO_OUTPUT_JSON) { |
cc372b17 SL |
1282 | root = json_create_object(); |
1283 | json_object_add_value_string(root, "fio version", fio_version_string); | |
1284 | array = json_create_array(); | |
1285 | json_object_add_value_array(root, "jobs", array); | |
1286 | } | |
3c39a379 | 1287 | |
756867bd JA |
1288 | for (i = 0; i < nr_ts; i++) { |
1289 | ts = &threadstats[i]; | |
1290 | rs = &runstats[ts->groupid]; | |
3c39a379 | 1291 | |
a64e88da JA |
1292 | if (is_backend) |
1293 | fio_server_send_ts(ts, rs); | |
f3afa57e | 1294 | else if (output_format == FIO_OUTPUT_TERSE) |
756867bd | 1295 | show_thread_status_terse(ts, rs); |
f3afa57e JA |
1296 | else if (output_format == FIO_OUTPUT_JSON) { |
1297 | struct json_object *tmp = show_thread_status_json(ts, rs); | |
1298 | json_array_add_value_object(array, tmp); | |
cc372b17 | 1299 | } else |
756867bd | 1300 | show_thread_status(ts, rs); |
3c39a379 | 1301 | } |
f3afa57e | 1302 | if (output_format == FIO_OUTPUT_JSON) { |
cc372b17 SL |
1303 | /* disk util stats, if any */ |
1304 | show_disk_util(1, root); | |
1305 | ||
f2a2ce0e HL |
1306 | show_idle_prof_stats(FIO_OUTPUT_JSON, root); |
1307 | ||
cc372b17 SL |
1308 | json_print_object(root); |
1309 | log_info("\n"); | |
1310 | json_free_object(root); | |
1311 | } | |
3c39a379 | 1312 | |
72c27ff8 JA |
1313 | for (i = 0; i < groupid + 1; i++) { |
1314 | rs = &runstats[i]; | |
3c39a379 | 1315 | |
72c27ff8 | 1316 | rs->groupid = i; |
d09a64a0 | 1317 | if (is_backend) |
72c27ff8 | 1318 | fio_server_send_gs(rs); |
f3afa57e | 1319 | else if (output_format == FIO_OUTPUT_NORMAL) |
72c27ff8 | 1320 | show_group_stats(rs); |
c6ae0a5b | 1321 | } |
eecf272f | 1322 | |
72c27ff8 JA |
1323 | if (is_backend) |
1324 | fio_server_send_du(); | |
60904003 | 1325 | else if (output_format == FIO_OUTPUT_NORMAL) { |
cc372b17 | 1326 | show_disk_util(0, NULL); |
60904003 HL |
1327 | show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL); |
1328 | } | |
f2a2ce0e | 1329 | |
eecf272f | 1330 | free(runstats); |
756867bd | 1331 | free(threadstats); |
3c39a379 JA |
1332 | } |
1333 | ||
b852e7cf JA |
1334 | static void *__show_running_run_stats(void *arg) |
1335 | { | |
1336 | struct thread_data *td; | |
1337 | unsigned long long *rt; | |
1338 | struct timeval tv; | |
1339 | int i; | |
1340 | ||
1341 | rt = malloc(thread_number * sizeof(unsigned long long)); | |
1342 | fio_gettime(&tv, NULL); | |
1343 | ||
1344 | for_each_td(td, i) { | |
1345 | rt[i] = mtime_since(&td->start, &tv); | |
1346 | if (td_read(td) && td->io_bytes[DDIR_READ]) | |
1347 | td->ts.runtime[DDIR_READ] += rt[i]; | |
1348 | if (td_write(td) && td->io_bytes[DDIR_WRITE]) | |
1349 | td->ts.runtime[DDIR_WRITE] += rt[i]; | |
6eaf09d6 SL |
1350 | if (td_trim(td) && td->io_bytes[DDIR_TRIM]) |
1351 | td->ts.runtime[DDIR_TRIM] += rt[i]; | |
b852e7cf JA |
1352 | |
1353 | update_rusage_stat(td); | |
6eaf09d6 SL |
1354 | td->ts.io_bytes[DDIR_READ] = td->io_bytes[DDIR_READ]; |
1355 | td->ts.io_bytes[DDIR_WRITE] = td->io_bytes[DDIR_WRITE]; | |
1356 | td->ts.io_bytes[DDIR_TRIM] = td->io_bytes[DDIR_TRIM]; | |
b852e7cf JA |
1357 | td->ts.total_run_time = mtime_since(&td->epoch, &tv); |
1358 | } | |
1359 | ||
1360 | show_run_stats(); | |
1361 | ||
1362 | for_each_td(td, i) { | |
1363 | if (td_read(td) && td->io_bytes[DDIR_READ]) | |
1364 | td->ts.runtime[DDIR_READ] -= rt[i]; | |
1365 | if (td_write(td) && td->io_bytes[DDIR_WRITE]) | |
1366 | td->ts.runtime[DDIR_WRITE] -= rt[i]; | |
6eaf09d6 SL |
1367 | if (td_trim(td) && td->io_bytes[DDIR_TRIM]) |
1368 | td->ts.runtime[DDIR_TRIM] -= rt[i]; | |
b852e7cf JA |
1369 | } |
1370 | ||
1371 | free(rt); | |
1372 | return NULL; | |
1373 | } | |
1374 | ||
1375 | /* | |
1376 | * Called from signal handler. It _should_ be safe to just run this inline | |
1377 | * in the sig handler, but we should be disturbing the system less by just | |
1378 | * creating a thread to do it. | |
1379 | */ | |
1380 | void show_running_run_stats(void) | |
1381 | { | |
1382 | pthread_t thread; | |
1383 | ||
1384 | pthread_create(&thread, NULL, __show_running_run_stats, NULL); | |
1385 | pthread_detach(thread); | |
1386 | } | |
1387 | ||
68704084 | 1388 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
3c39a379 | 1389 | { |
68704084 | 1390 | double val = data; |
6660cc67 | 1391 | double delta; |
68704084 JA |
1392 | |
1393 | if (data > is->max_val) | |
1394 | is->max_val = data; | |
1395 | if (data < is->min_val) | |
1396 | is->min_val = data; | |
1397 | ||
802ad4a8 | 1398 | delta = val - is->mean.u.f; |
ef11d737 | 1399 | if (delta) { |
802ad4a8 JA |
1400 | is->mean.u.f += delta / (is->samples + 1.0); |
1401 | is->S.u.f += delta * (val - is->mean.u.f); | |
ef11d737 | 1402 | } |
3c39a379 | 1403 | |
3c39a379 JA |
1404 | is->samples++; |
1405 | } | |
1406 | ||
bb3884d8 | 1407 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
306ddc97 | 1408 | enum fio_ddir ddir, unsigned int bs, |
2b13e716 | 1409 | unsigned long t) |
3c39a379 | 1410 | { |
306ddc97 JA |
1411 | const int nr_samples = iolog->nr_samples; |
1412 | ||
b8bc8cba JA |
1413 | if (!iolog->nr_samples) |
1414 | iolog->avg_last = t; | |
1415 | ||
3c39a379 JA |
1416 | if (iolog->nr_samples == iolog->max_samples) { |
1417 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; | |
1418 | ||
1419 | iolog->log = realloc(iolog->log, new_size); | |
1420 | iolog->max_samples <<= 1; | |
1421 | } | |
1422 | ||
306ddc97 | 1423 | iolog->log[nr_samples].val = val; |
2b13e716 | 1424 | iolog->log[nr_samples].time = t; |
306ddc97 JA |
1425 | iolog->log[nr_samples].ddir = ddir; |
1426 | iolog->log[nr_samples].bs = bs; | |
3c39a379 JA |
1427 | iolog->nr_samples++; |
1428 | } | |
1429 | ||
7fb28d36 JA |
1430 | static inline void reset_io_stat(struct io_stat *ios) |
1431 | { | |
1432 | ios->max_val = ios->min_val = ios->samples = 0; | |
1433 | ios->mean.u.f = ios->S.u.f = 0; | |
1434 | } | |
1435 | ||
bb3884d8 | 1436 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
306ddc97 JA |
1437 | unsigned long val, enum fio_ddir ddir, |
1438 | unsigned int bs) | |
bb3884d8 | 1439 | { |
7fb28d36 | 1440 | unsigned long elapsed, this_window; |
b8bc8cba | 1441 | |
ff58fced JA |
1442 | if (!ddir_rw(ddir)) |
1443 | return; | |
1444 | ||
b8bc8cba JA |
1445 | elapsed = mtime_since_now(&td->epoch); |
1446 | ||
1447 | /* | |
1448 | * If no time averaging, just add the log sample. | |
1449 | */ | |
1450 | if (!iolog->avg_msec) { | |
1451 | __add_log_sample(iolog, val, ddir, bs, elapsed); | |
1452 | return; | |
1453 | } | |
1454 | ||
1455 | /* | |
1456 | * Add the sample. If the time period has passed, then | |
1457 | * add that entry to the log and clear. | |
1458 | */ | |
1459 | add_stat_sample(&iolog->avg_window[ddir], val); | |
1460 | ||
7fb28d36 JA |
1461 | /* |
1462 | * If period hasn't passed, adding the above sample is all we | |
1463 | * need to do. | |
1464 | */ | |
b8bc8cba JA |
1465 | this_window = elapsed - iolog->avg_last; |
1466 | if (this_window < iolog->avg_msec) | |
1467 | return; | |
1468 | ||
7fb28d36 JA |
1469 | /* |
1470 | * Note an entry in the log. Use the mean from the logged samples, | |
1471 | * making sure to properly round up. Only write a log entry if we | |
1472 | * had actual samples done. | |
1473 | */ | |
1474 | if (iolog->avg_window[DDIR_READ].samples) { | |
1475 | unsigned long mr; | |
b8bc8cba | 1476 | |
7fb28d36 | 1477 | mr = iolog->avg_window[DDIR_READ].mean.u.f + 0.50; |
b8bc8cba | 1478 | __add_log_sample(iolog, mr, DDIR_READ, 0, elapsed); |
7fb28d36 JA |
1479 | } |
1480 | if (iolog->avg_window[DDIR_WRITE].samples) { | |
1481 | unsigned long mw; | |
1482 | ||
1483 | mw = iolog->avg_window[DDIR_WRITE].mean.u.f + 0.50; | |
b8bc8cba | 1484 | __add_log_sample(iolog, mw, DDIR_WRITE, 0, elapsed); |
7fb28d36 | 1485 | } |
6eaf09d6 SL |
1486 | if (iolog->avg_window[DDIR_TRIM].samples) { |
1487 | unsigned long mw; | |
1488 | ||
1489 | mw = iolog->avg_window[DDIR_TRIM].mean.u.f + 0.50; | |
1490 | __add_log_sample(iolog, mw, DDIR_TRIM, 0, elapsed); | |
1491 | } | |
1492 | ||
b8bc8cba | 1493 | |
7fb28d36 JA |
1494 | reset_io_stat(&iolog->avg_window[DDIR_READ]); |
1495 | reset_io_stat(&iolog->avg_window[DDIR_WRITE]); | |
6eaf09d6 | 1496 | reset_io_stat(&iolog->avg_window[DDIR_TRIM]); |
b8bc8cba | 1497 | iolog->avg_last = elapsed; |
bb3884d8 JA |
1498 | } |
1499 | ||
306ddc97 | 1500 | void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs) |
bb3884d8 | 1501 | { |
ff58fced | 1502 | struct io_log *iolog; |
bb3884d8 | 1503 | |
ff58fced JA |
1504 | if (!ddir_rw(ddir)) |
1505 | return; | |
1506 | ||
1507 | iolog = agg_io_log[ddir]; | |
306ddc97 | 1508 | __add_log_sample(iolog, val, ddir, bs, mtime_since_genesis()); |
bb3884d8 JA |
1509 | } |
1510 | ||
83349190 YH |
1511 | static void add_clat_percentile_sample(struct thread_stat *ts, |
1512 | unsigned long usec, enum fio_ddir ddir) | |
1513 | { | |
1514 | unsigned int idx = plat_val_to_idx(usec); | |
1515 | assert(idx < FIO_IO_U_PLAT_NR); | |
1516 | ||
1517 | ts->io_u_plat[ddir][idx]++; | |
1518 | } | |
1519 | ||
1e97cce9 | 1520 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 1521 | unsigned long usec, unsigned int bs) |
3c39a379 | 1522 | { |
756867bd | 1523 | struct thread_stat *ts = &td->ts; |
079ad09b | 1524 | |
ff58fced JA |
1525 | if (!ddir_rw(ddir)) |
1526 | return; | |
1527 | ||
d85f5118 | 1528 | add_stat_sample(&ts->clat_stat[ddir], usec); |
3c39a379 | 1529 | |
7b9f733a JA |
1530 | if (td->clat_log) |
1531 | add_log_sample(td, td->clat_log, usec, ddir, bs); | |
83349190 YH |
1532 | |
1533 | if (ts->clat_percentiles) | |
1534 | add_clat_percentile_sample(ts, usec, ddir); | |
3c39a379 JA |
1535 | } |
1536 | ||
1e97cce9 | 1537 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
306ddc97 | 1538 | unsigned long usec, unsigned int bs) |
3c39a379 | 1539 | { |
756867bd | 1540 | struct thread_stat *ts = &td->ts; |
079ad09b | 1541 | |
ff58fced JA |
1542 | if (!ddir_rw(ddir)) |
1543 | return; | |
1544 | ||
d85f5118 | 1545 | add_stat_sample(&ts->slat_stat[ddir], usec); |
3c39a379 | 1546 | |
7b9f733a JA |
1547 | if (td->slat_log) |
1548 | add_log_sample(td, td->slat_log, usec, ddir, bs); | |
3c39a379 JA |
1549 | } |
1550 | ||
02af0988 JA |
1551 | void add_lat_sample(struct thread_data *td, enum fio_ddir ddir, |
1552 | unsigned long usec, unsigned int bs) | |
1553 | { | |
1554 | struct thread_stat *ts = &td->ts; | |
1555 | ||
ff58fced JA |
1556 | if (!ddir_rw(ddir)) |
1557 | return; | |
1558 | ||
02af0988 JA |
1559 | add_stat_sample(&ts->lat_stat[ddir], usec); |
1560 | ||
7b9f733a JA |
1561 | if (td->lat_log) |
1562 | add_log_sample(td, td->lat_log, usec, ddir, bs); | |
02af0988 JA |
1563 | } |
1564 | ||
306ddc97 | 1565 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs, |
1e97cce9 | 1566 | struct timeval *t) |
3c39a379 | 1567 | { |
756867bd | 1568 | struct thread_stat *ts = &td->ts; |
ff58fced JA |
1569 | unsigned long spent, rate; |
1570 | ||
1571 | if (!ddir_rw(ddir)) | |
1572 | return; | |
3c39a379 | 1573 | |
c8eeb9df | 1574 | spent = mtime_since(&td->bw_sample_time, t); |
2dc1bbeb | 1575 | if (spent < td->o.bw_avg_time) |
3c39a379 | 1576 | return; |
9602d8df JA |
1577 | |
1578 | /* | |
5daa4ebe JC |
1579 | * Compute both read and write rates for the interval. |
1580 | */ | |
6eaf09d6 | 1581 | for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) { |
5daa4ebe JC |
1582 | uint64_t delta; |
1583 | ||
1584 | delta = td->this_io_bytes[ddir] - td->stat_io_bytes[ddir]; | |
1585 | if (!delta) | |
1586 | continue; /* No entries for interval */ | |
3c39a379 | 1587 | |
5daa4ebe JC |
1588 | rate = delta * 1000 / spent / 1024; |
1589 | add_stat_sample(&ts->bw_stat[ddir], rate); | |
3c39a379 | 1590 | |
5daa4ebe JC |
1591 | if (td->bw_log) |
1592 | add_log_sample(td, td->bw_log, rate, ddir, bs); | |
1593 | ||
1594 | td->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; | |
1595 | } | |
3c39a379 | 1596 | |
c8eeb9df | 1597 | fio_gettime(&td->bw_sample_time, NULL); |
3c39a379 | 1598 | } |
c8eeb9df JA |
1599 | |
1600 | void add_iops_sample(struct thread_data *td, enum fio_ddir ddir, | |
1601 | struct timeval *t) | |
1602 | { | |
1603 | struct thread_stat *ts = &td->ts; | |
1604 | unsigned long spent, iops; | |
1605 | ||
1606 | if (!ddir_rw(ddir)) | |
1607 | return; | |
1608 | ||
1609 | spent = mtime_since(&td->iops_sample_time, t); | |
1610 | if (spent < td->o.iops_avg_time) | |
1611 | return; | |
1612 | ||
9602d8df JA |
1613 | /* |
1614 | * Compute both read and write rates for the interval. | |
1615 | */ | |
6eaf09d6 | 1616 | for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) { |
9602d8df | 1617 | uint64_t delta; |
c8eeb9df | 1618 | |
9602d8df JA |
1619 | delta = td->this_io_blocks[ddir] - td->stat_io_blocks[ddir]; |
1620 | if (!delta) | |
1621 | continue; /* No entries for interval */ | |
1622 | ||
1623 | iops = (delta * 1000) / spent; | |
1624 | add_stat_sample(&ts->iops_stat[ddir], iops); | |
c8eeb9df | 1625 | |
9602d8df JA |
1626 | if (td->iops_log) |
1627 | add_log_sample(td, td->iops_log, iops, ddir, 0); | |
1628 | ||
421f4a82 | 1629 | td->stat_io_blocks[ddir] = td->this_io_blocks[ddir]; |
9602d8df | 1630 | } |
c8eeb9df JA |
1631 | |
1632 | fio_gettime(&td->iops_sample_time, NULL); | |
c8eeb9df | 1633 | } |