Commit | Line | Data |
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3c39a379 JA |
1 | #include <stdio.h> |
2 | #include <string.h> | |
3 | #include <sys/time.h> | |
4 | #include <sys/types.h> | |
5c4e1dbc | 5 | #include <sys/stat.h> |
3c39a379 JA |
6 | #include <dirent.h> |
7 | #include <libgen.h> | |
8 | #include <math.h> | |
9 | ||
10 | #include "fio.h" | |
7c9b1bce | 11 | #include "diskutil.h" |
c7c6cb4c | 12 | #include "lib/ieee754.h" |
cc372b17 | 13 | #include "json.h" |
3c39a379 | 14 | |
3c39a379 JA |
15 | void update_rusage_stat(struct thread_data *td) |
16 | { | |
756867bd | 17 | struct thread_stat *ts = &td->ts; |
3c39a379 | 18 | |
c8aaba19 | 19 | getrusage(RUSAGE_SELF, &td->ru_end); |
079ad09b | 20 | |
c8aaba19 JA |
21 | ts->usr_time += mtime_since(&td->ru_start.ru_utime, |
22 | &td->ru_end.ru_utime); | |
23 | ts->sys_time += mtime_since(&td->ru_start.ru_stime, | |
24 | &td->ru_end.ru_stime); | |
25 | ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw | |
26 | - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw); | |
27 | ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt; | |
28 | ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt; | |
5ec10eaa | 29 | |
c8aaba19 | 30 | memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end)); |
3c39a379 JA |
31 | } |
32 | ||
83349190 YH |
33 | /* |
34 | * Given a latency, return the index of the corresponding bucket in | |
35 | * the structure tracking percentiles. | |
36 | * | |
37 | * (1) find the group (and error bits) that the value (latency) | |
38 | * belongs to by looking at its MSB. (2) find the bucket number in the | |
39 | * group by looking at the index bits. | |
40 | * | |
41 | */ | |
42 | static unsigned int plat_val_to_idx(unsigned int val) | |
43 | { | |
44 | unsigned int msb, error_bits, base, offset, idx; | |
45 | ||
46 | /* Find MSB starting from bit 0 */ | |
47 | if (val == 0) | |
48 | msb = 0; | |
49 | else | |
50 | msb = (sizeof(val)*8) - __builtin_clz(val) - 1; | |
51 | ||
716050f2 JA |
52 | /* |
53 | * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use | |
54 | * all bits of the sample as index | |
55 | */ | |
83349190 YH |
56 | if (msb <= FIO_IO_U_PLAT_BITS) |
57 | return val; | |
58 | ||
59 | /* Compute the number of error bits to discard*/ | |
60 | error_bits = msb - FIO_IO_U_PLAT_BITS; | |
61 | ||
62 | /* Compute the number of buckets before the group */ | |
63 | base = (error_bits + 1) << FIO_IO_U_PLAT_BITS; | |
64 | ||
716050f2 JA |
65 | /* |
66 | * Discard the error bits and apply the mask to find the | |
67 | * index for the buckets in the group | |
68 | */ | |
83349190 YH |
69 | offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits); |
70 | ||
71 | /* Make sure the index does not exceed (array size - 1) */ | |
72 | idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1)? | |
73 | (base + offset) : (FIO_IO_U_PLAT_NR - 1); | |
74 | ||
75 | return idx; | |
76 | } | |
77 | ||
78 | /* | |
79 | * Convert the given index of the bucket array to the value | |
80 | * represented by the bucket | |
81 | */ | |
82 | static unsigned int plat_idx_to_val(unsigned int idx) | |
83 | { | |
84 | unsigned int error_bits, k, base; | |
85 | ||
86 | assert(idx < FIO_IO_U_PLAT_NR); | |
87 | ||
88 | /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use | |
89 | * all bits of the sample as index */ | |
90 | if (idx < (FIO_IO_U_PLAT_VAL << 1) ) | |
91 | return idx; | |
92 | ||
93 | /* Find the group and compute the minimum value of that group */ | |
94 | error_bits = (idx >> FIO_IO_U_PLAT_BITS) -1; | |
95 | base = 1 << (error_bits + FIO_IO_U_PLAT_BITS); | |
96 | ||
97 | /* Find its bucket number of the group */ | |
98 | k = idx % FIO_IO_U_PLAT_VAL; | |
99 | ||
100 | /* Return the mean of the range of the bucket */ | |
101 | return base + ((k + 0.5) * (1 << error_bits)); | |
102 | } | |
103 | ||
104 | static int double_cmp(const void *a, const void *b) | |
105 | { | |
802ad4a8 JA |
106 | const fio_fp64_t fa = *(const fio_fp64_t *) a; |
107 | const fio_fp64_t fb = *(const fio_fp64_t *) b; | |
83349190 YH |
108 | int cmp = 0; |
109 | ||
802ad4a8 | 110 | if (fa.u.f > fb.u.f) |
83349190 | 111 | cmp = 1; |
802ad4a8 | 112 | else if (fa.u.f < fb.u.f) |
83349190 YH |
113 | cmp = -1; |
114 | ||
115 | return cmp; | |
116 | } | |
117 | ||
1db92cb6 JA |
118 | static unsigned int calc_clat_percentiles(unsigned int *io_u_plat, |
119 | unsigned long nr, fio_fp64_t *plist, | |
120 | unsigned int **output, | |
121 | unsigned int *maxv, | |
122 | unsigned int *minv) | |
83349190 YH |
123 | { |
124 | unsigned long sum = 0; | |
1db92cb6 JA |
125 | unsigned int len, i, j = 0; |
126 | unsigned int oval_len = 0; | |
127 | unsigned int *ovals = NULL; | |
128 | int is_last; | |
129 | ||
130 | *minv = -1U; | |
131 | *maxv = 0; | |
83349190 | 132 | |
802ad4a8 JA |
133 | len = 0; |
134 | while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0) | |
135 | len++; | |
716050f2 | 136 | |
351de8de | 137 | if (!len) |
1db92cb6 | 138 | return 0; |
351de8de | 139 | |
716050f2 | 140 | /* |
802ad4a8 JA |
141 | * Sort the percentile list. Note that it may already be sorted if |
142 | * we are using the default values, but since it's a short list this | |
143 | * isn't a worry. Also note that this does not work for NaN values. | |
716050f2 | 144 | */ |
802ad4a8 JA |
145 | if (len > 1) |
146 | qsort((void*)plist, len, sizeof(plist[0]), double_cmp); | |
83349190 | 147 | |
4f6f8298 JA |
148 | /* |
149 | * Calculate bucket values, note down max and min values | |
150 | */ | |
07511a63 JA |
151 | is_last = 0; |
152 | for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) { | |
83349190 | 153 | sum += io_u_plat[i]; |
802ad4a8 JA |
154 | while (sum >= (plist[j].u.f / 100.0 * nr)) { |
155 | assert(plist[j].u.f <= 100.0); | |
83349190 | 156 | |
4f6f8298 JA |
157 | if (j == oval_len) { |
158 | oval_len += 100; | |
159 | ovals = realloc(ovals, oval_len * sizeof(unsigned int)); | |
160 | } | |
161 | ||
162 | ovals[j] = plat_idx_to_val(i); | |
1db92cb6 JA |
163 | if (ovals[j] < *minv) |
164 | *minv = ovals[j]; | |
165 | if (ovals[j] > *maxv) | |
166 | *maxv = ovals[j]; | |
07511a63 JA |
167 | |
168 | is_last = (j == len - 1); | |
169 | if (is_last) | |
170 | break; | |
171 | ||
4f6f8298 JA |
172 | j++; |
173 | } | |
174 | } | |
83349190 | 175 | |
1db92cb6 JA |
176 | *output = ovals; |
177 | return len; | |
178 | } | |
179 | ||
180 | /* | |
181 | * Find and display the p-th percentile of clat | |
182 | */ | |
183 | static void show_clat_percentiles(unsigned int *io_u_plat, unsigned long nr, | |
184 | fio_fp64_t *plist) | |
185 | { | |
186 | unsigned int len, j = 0, minv, maxv; | |
187 | unsigned int *ovals; | |
188 | int is_last, scale_down; | |
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 | |
4f6f8298 JA |
206 | for (j = 0; j < len; j++) { |
207 | char fbuf[8]; | |
81ab0b3a | 208 | |
4f6f8298 JA |
209 | /* for formatting */ |
210 | if (j != 0 && (j % 4) == 0) | |
211 | log_info(" |"); | |
83349190 | 212 | |
4f6f8298 JA |
213 | /* end of the list */ |
214 | is_last = (j == len - 1); | |
83349190 | 215 | |
4f6f8298 JA |
216 | if (plist[j].u.f < 10.0) |
217 | sprintf(fbuf, " %2.2f", plist[j].u.f); | |
218 | else | |
219 | sprintf(fbuf, "%2.2f", plist[j].u.f); | |
220 | ||
221 | if (scale_down) | |
222 | ovals[j] = (ovals[j] + 999) / 1000; | |
223 | ||
224 | log_info(" %sth=[%5u]%c", fbuf, ovals[j], is_last ? '\n' : ','); | |
225 | ||
226 | if (is_last) | |
227 | break; | |
228 | ||
229 | if (j % 4 == 3) /* for formatting */ | |
230 | log_info("\n"); | |
83349190 | 231 | } |
4f6f8298 | 232 | |
1db92cb6 | 233 | out: |
4f6f8298 JA |
234 | if (ovals) |
235 | free(ovals); | |
83349190 YH |
236 | } |
237 | ||
3c39a379 JA |
238 | static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max, |
239 | double *mean, double *dev) | |
240 | { | |
68704084 | 241 | double n = is->samples; |
3c39a379 JA |
242 | |
243 | if (is->samples == 0) | |
244 | return 0; | |
245 | ||
246 | *min = is->min_val; | |
247 | *max = is->max_val; | |
248 | ||
249 | n = (double) is->samples; | |
802ad4a8 | 250 | *mean = is->mean.u.f; |
e6d276f2 | 251 | |
68704084 | 252 | if (n > 1.0) |
802ad4a8 | 253 | *dev = sqrt(is->S.u.f / (n - 1.0)); |
ef9c5c40 | 254 | else |
4b43f54e | 255 | *dev = 0; |
ef9c5c40 | 256 | |
3c39a379 JA |
257 | return 1; |
258 | } | |
259 | ||
a64e88da | 260 | void show_group_stats(struct group_run_stats *rs) |
3c39a379 | 261 | { |
dbe1125e | 262 | char *p1, *p2, *p3, *p4; |
6eaf09d6 | 263 | const char *ddir_str[] = { " READ", " WRITE" , " TRIM"}; |
dbe1125e JA |
264 | int i; |
265 | ||
7e1773ba | 266 | log_info("\nRun status group %d (all jobs):\n", rs->groupid); |
3c39a379 | 267 | |
6eaf09d6 | 268 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
90fef2d1 JA |
269 | const int i2p = is_power_of_2(rs->kb_base); |
270 | ||
dbe1125e JA |
271 | if (!rs->max_run[i]) |
272 | continue; | |
273 | ||
90fef2d1 JA |
274 | p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p); |
275 | p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p); | |
276 | p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p); | |
277 | p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p); | |
dbe1125e | 278 | |
b22989b9 | 279 | log_info("%s: io=%sB, aggrb=%sB/s, minb=%sB/s, maxb=%sB/s," |
5ec10eaa JA |
280 | " mint=%llumsec, maxt=%llumsec\n", ddir_str[i], p1, p2, |
281 | p3, p4, rs->min_run[i], | |
282 | rs->max_run[i]); | |
dbe1125e JA |
283 | |
284 | free(p1); | |
285 | free(p2); | |
286 | free(p3); | |
287 | free(p4); | |
288 | } | |
3c39a379 JA |
289 | } |
290 | ||
b3605062 | 291 | #define ts_total_io_u(ts) \ |
6eaf09d6 SL |
292 | ((ts)->total_io_u[DDIR_READ] + (ts)->total_io_u[DDIR_WRITE] +\ |
293 | (ts)->total_io_u[DDIR_TRIM]) | |
b3605062 | 294 | |
838bc709 JA |
295 | static void stat_calc_dist(unsigned int *map, unsigned long total, |
296 | double *io_u_dist) | |
2270890c JA |
297 | { |
298 | int i; | |
299 | ||
300 | /* | |
301 | * Do depth distribution calculations | |
302 | */ | |
303 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
838bc709 JA |
304 | if (total) { |
305 | io_u_dist[i] = (double) map[i] / (double) total; | |
306 | io_u_dist[i] *= 100.0; | |
307 | if (io_u_dist[i] < 0.1 && map[i]) | |
308 | io_u_dist[i] = 0.1; | |
309 | } else | |
310 | io_u_dist[i] = 0.0; | |
2270890c JA |
311 | } |
312 | } | |
313 | ||
04a0feae JA |
314 | static void stat_calc_lat(struct thread_stat *ts, double *dst, |
315 | unsigned int *src, int nr) | |
2270890c | 316 | { |
838bc709 | 317 | unsigned long total = ts_total_io_u(ts); |
2270890c JA |
318 | int i; |
319 | ||
320 | /* | |
321 | * Do latency distribution calculations | |
322 | */ | |
04a0feae | 323 | for (i = 0; i < nr; i++) { |
838bc709 JA |
324 | if (total) { |
325 | dst[i] = (double) src[i] / (double) total; | |
326 | dst[i] *= 100.0; | |
327 | if (dst[i] < 0.01 && src[i]) | |
328 | dst[i] = 0.01; | |
329 | } else | |
330 | dst[i] = 0.0; | |
2270890c JA |
331 | } |
332 | } | |
333 | ||
04a0feae JA |
334 | static void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat) |
335 | { | |
336 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR); | |
337 | } | |
338 | ||
339 | static void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat) | |
340 | { | |
341 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR); | |
342 | } | |
343 | ||
ea2accc5 JA |
344 | static int usec_to_msec(unsigned long *min, unsigned long *max, double *mean, |
345 | double *dev) | |
346 | { | |
347 | if (*min > 1000 && *max > 1000 && *mean > 1000.0 && *dev > 1000.0) { | |
348 | *min /= 1000; | |
349 | *max /= 1000; | |
350 | *mean /= 1000.0; | |
351 | *dev /= 1000.0; | |
352 | return 0; | |
353 | } | |
354 | ||
355 | return 1; | |
356 | } | |
357 | ||
756867bd | 358 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
3c39a379 JA |
359 | int ddir) |
360 | { | |
6eaf09d6 | 361 | const char *ddir_str[] = { "read ", "write", "trim" }; |
8879fd15 | 362 | unsigned long min, max, runt; |
b3605062 | 363 | unsigned long long bw, iops; |
3c39a379 | 364 | double mean, dev; |
b3605062 | 365 | char *io_p, *bw_p, *iops_p; |
90fef2d1 | 366 | int i2p; |
3c39a379 | 367 | |
ff58fced JA |
368 | assert(ddir_rw(ddir)); |
369 | ||
756867bd | 370 | if (!ts->runtime[ddir]) |
3c39a379 JA |
371 | return; |
372 | ||
90fef2d1 | 373 | i2p = is_power_of_2(rs->kb_base); |
8879fd15 JA |
374 | runt = ts->runtime[ddir]; |
375 | ||
376 | bw = (1000 * ts->io_bytes[ddir]) / runt; | |
90fef2d1 JA |
377 | io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p); |
378 | bw_p = num2str(bw, 6, 1, i2p); | |
8879fd15 | 379 | |
0aacc50c | 380 | iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt; |
b3605062 | 381 | iops_p = num2str(iops, 6, 1, 0); |
dbe1125e | 382 | |
cda99fa0 | 383 | log_info(" %s: io=%sB, bw=%sB/s, iops=%s, runt=%6llumsec\n", |
5ec10eaa JA |
384 | ddir_str[ddir], io_p, bw_p, iops_p, |
385 | ts->runtime[ddir]); | |
dbe1125e JA |
386 | |
387 | free(io_p); | |
388 | free(bw_p); | |
b3605062 | 389 | free(iops_p); |
3c39a379 | 390 | |
d85f5118 JA |
391 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { |
392 | const char *base = "(usec)"; | |
d9309cb1 | 393 | char *minp, *maxp; |
d85f5118 | 394 | |
ea2accc5 | 395 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
d85f5118 | 396 | base = "(msec)"; |
ea2accc5 | 397 | |
d9309cb1 JA |
398 | minp = num2str(min, 6, 1, 0); |
399 | maxp = num2str(max, 6, 1, 0); | |
400 | ||
5ec10eaa JA |
401 | log_info(" slat %s: min=%s, max=%s, avg=%5.02f," |
402 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
d9309cb1 JA |
403 | |
404 | free(minp); | |
405 | free(maxp); | |
d85f5118 JA |
406 | } |
407 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { | |
408 | const char *base = "(usec)"; | |
d9309cb1 | 409 | char *minp, *maxp; |
d85f5118 | 410 | |
ea2accc5 JA |
411 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
412 | base = "(msec)"; | |
413 | ||
d9309cb1 JA |
414 | minp = num2str(min, 6, 1, 0); |
415 | maxp = num2str(max, 6, 1, 0); | |
5ec10eaa JA |
416 | |
417 | log_info(" clat %s: min=%s, max=%s, avg=%5.02f," | |
418 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
d9309cb1 JA |
419 | |
420 | free(minp); | |
421 | free(maxp); | |
d85f5118 | 422 | } |
02af0988 JA |
423 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { |
424 | const char *base = "(usec)"; | |
425 | char *minp, *maxp; | |
426 | ||
427 | if (!usec_to_msec(&min, &max, &mean, &dev)) | |
428 | base = "(msec)"; | |
429 | ||
430 | minp = num2str(min, 6, 1, 0); | |
431 | maxp = num2str(max, 6, 1, 0); | |
432 | ||
433 | log_info(" lat %s: min=%s, max=%s, avg=%5.02f," | |
434 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); | |
435 | ||
436 | free(minp); | |
437 | free(maxp); | |
438 | } | |
83349190 YH |
439 | if (ts->clat_percentiles) { |
440 | show_clat_percentiles(ts->io_u_plat[ddir], | |
441 | ts->clat_stat[ddir].samples, | |
442 | ts->percentile_list); | |
443 | } | |
079ad09b | 444 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
19d3e967 | 445 | double p_of_agg = 100.0; |
b7017e32 | 446 | const char *bw_str = "KB"; |
3c39a379 | 447 | |
2f2c6924 | 448 | if (rs->agg[ddir]) { |
19d3e967 JA |
449 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; |
450 | if (p_of_agg > 100.0) | |
451 | p_of_agg = 100.0; | |
452 | } | |
b7017e32 JA |
453 | |
454 | if (mean > 999999.9) { | |
455 | min /= 1000.0; | |
456 | max /= 1000.0; | |
457 | mean /= 1000.0; | |
458 | dev /= 1000.0; | |
459 | bw_str = "MB"; | |
460 | } | |
461 | ||
7e1773ba | 462 | log_info(" bw (%s/s) : min=%5lu, max=%5lu, per=%3.2f%%," |
b7017e32 JA |
463 | " avg=%5.02f, stdev=%5.02f\n", bw_str, min, max, |
464 | p_of_agg, mean, dev); | |
3c39a379 JA |
465 | } |
466 | } | |
467 | ||
7e1773ba JA |
468 | static int show_lat(double *io_u_lat, int nr, const char **ranges, |
469 | const char *msg) | |
04a0feae | 470 | { |
7e1773ba | 471 | int new_line = 1, i, line = 0, shown = 0; |
04a0feae JA |
472 | |
473 | for (i = 0; i < nr; i++) { | |
474 | if (io_u_lat[i] <= 0.0) | |
475 | continue; | |
7e1773ba | 476 | shown = 1; |
04a0feae | 477 | if (new_line) { |
4539ed73 JA |
478 | if (line) |
479 | log_info("\n"); | |
7e1773ba | 480 | log_info(" lat (%s) : ", msg); |
04a0feae JA |
481 | new_line = 0; |
482 | line = 0; | |
483 | } | |
484 | if (line) | |
485 | log_info(", "); | |
486 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); | |
487 | line++; | |
488 | if (line == 5) | |
489 | new_line = 1; | |
490 | } | |
7e1773ba JA |
491 | |
492 | if (shown) | |
493 | log_info("\n"); | |
494 | ||
495 | return shown; | |
04a0feae JA |
496 | } |
497 | ||
498 | static void show_lat_u(double *io_u_lat_u) | |
499 | { | |
500 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
501 | "250=", "500=", "750=", "1000=", }; | |
502 | ||
503 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); | |
504 | } | |
505 | ||
506 | static void show_lat_m(double *io_u_lat_m) | |
507 | { | |
508 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", | |
509 | "250=", "500=", "750=", "1000=", "2000=", | |
510 | ">=2000=", }; | |
511 | ||
512 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); | |
513 | } | |
514 | ||
515 | static void show_latencies(double *io_u_lat_u, double *io_u_lat_m) | |
516 | { | |
517 | show_lat_u(io_u_lat_u); | |
518 | show_lat_m(io_u_lat_m); | |
04a0feae JA |
519 | } |
520 | ||
a64e88da | 521 | void show_thread_status(struct thread_stat *ts, struct group_run_stats *rs) |
3c39a379 JA |
522 | { |
523 | double usr_cpu, sys_cpu; | |
69008999 | 524 | unsigned long runtime; |
71619dc2 | 525 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
526 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
527 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
57a64324 JA |
528 | time_t time_p; |
529 | char time_buf[64]; | |
3c39a379 | 530 | |
6eaf09d6 SL |
531 | if (!(ts->io_bytes[DDIR_READ] + ts->io_bytes[DDIR_WRITE] + |
532 | ts->io_bytes[DDIR_TRIM]) && !(ts->total_io_u[DDIR_READ] + | |
533 | ts->total_io_u[DDIR_WRITE] + ts->total_io_u[DDIR_TRIM])) | |
3c39a379 JA |
534 | return; |
535 | ||
57a64324 JA |
536 | time(&time_p); |
537 | ctime_r((const time_t *) &time_p, time_buf); | |
538 | ||
5ec10eaa | 539 | if (!ts->error) { |
57a64324 | 540 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s", |
5ec10eaa | 541 | ts->name, ts->groupid, ts->members, |
57a64324 | 542 | ts->error, (int) ts->pid, time_buf); |
5ec10eaa | 543 | } else { |
57a64324 | 544 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s", |
5ec10eaa | 545 | ts->name, ts->groupid, ts->members, |
57a64324 JA |
546 | ts->error, ts->verror, (int) ts->pid, |
547 | time_buf); | |
5ec10eaa | 548 | } |
3c39a379 | 549 | |
259e47de | 550 | if (strlen(ts->description)) |
6d86144d | 551 | log_info(" Description : [%s]\n", ts->description); |
7bdce1bd | 552 | |
756867bd JA |
553 | if (ts->io_bytes[DDIR_READ]) |
554 | show_ddir_status(rs, ts, DDIR_READ); | |
555 | if (ts->io_bytes[DDIR_WRITE]) | |
556 | show_ddir_status(rs, ts, DDIR_WRITE); | |
6eaf09d6 SL |
557 | if (ts->io_bytes[DDIR_TRIM]) |
558 | show_ddir_status(rs, ts, DDIR_TRIM); | |
3c39a379 | 559 | |
7e1773ba JA |
560 | stat_calc_lat_u(ts, io_u_lat_u); |
561 | stat_calc_lat_m(ts, io_u_lat_m); | |
562 | show_latencies(io_u_lat_u, io_u_lat_m); | |
563 | ||
756867bd | 564 | runtime = ts->total_run_time; |
69008999 | 565 | if (runtime) { |
1e97cce9 | 566 | double runt = (double) runtime; |
3c39a379 | 567 | |
756867bd JA |
568 | usr_cpu = (double) ts->usr_time * 100 / runt; |
569 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
3c39a379 JA |
570 | } else { |
571 | usr_cpu = 0; | |
572 | sys_cpu = 0; | |
573 | } | |
574 | ||
5ec10eaa JA |
575 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu," |
576 | " minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf); | |
71619dc2 | 577 | |
838bc709 | 578 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
5ec10eaa JA |
579 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%," |
580 | " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
581 | io_u_dist[1], io_u_dist[2], | |
582 | io_u_dist[3], io_u_dist[4], | |
583 | io_u_dist[5], io_u_dist[6]); | |
838bc709 JA |
584 | |
585 | stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist); | |
586 | log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
587 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
588 | io_u_dist[1], io_u_dist[2], | |
589 | io_u_dist[3], io_u_dist[4], | |
590 | io_u_dist[5], io_u_dist[6]); | |
591 | stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist); | |
592 | log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," | |
593 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], | |
594 | io_u_dist[1], io_u_dist[2], | |
595 | io_u_dist[3], io_u_dist[4], | |
596 | io_u_dist[5], io_u_dist[6]); | |
7e1773ba JA |
597 | log_info(" issued : total=r=%lu/w=%lu/d=%lu," |
598 | " short=r=%lu/w=%lu/d=%lu\n", | |
5ec10eaa | 599 | ts->total_io_u[0], ts->total_io_u[1], |
0d29de83 JA |
600 | ts->total_io_u[2], |
601 | ts->short_io_u[0], ts->short_io_u[1], | |
602 | ts->short_io_u[2]); | |
f2bba182 | 603 | if (ts->continue_on_error) { |
1ec99eea JA |
604 | log_info(" errors : total=%lu, first_error=%d/<%s>\n", |
605 | ts->total_err_count, | |
606 | ts->first_error, | |
607 | strerror(ts->first_error)); | |
f2bba182 | 608 | } |
3c39a379 JA |
609 | } |
610 | ||
756867bd | 611 | static void show_ddir_status_terse(struct thread_stat *ts, |
c6ae0a5b JA |
612 | struct group_run_stats *rs, int ddir) |
613 | { | |
614 | unsigned long min, max; | |
312b4af2 | 615 | unsigned long long bw, iops; |
1db92cb6 | 616 | unsigned int *ovals = NULL; |
c6ae0a5b | 617 | double mean, dev; |
1db92cb6 JA |
618 | unsigned int len, minv, maxv; |
619 | int i; | |
c6ae0a5b | 620 | |
ff58fced JA |
621 | assert(ddir_rw(ddir)); |
622 | ||
312b4af2 JA |
623 | iops = bw = 0; |
624 | if (ts->runtime[ddir]) { | |
625 | uint64_t runt = ts->runtime[ddir]; | |
626 | ||
033bbb51 | 627 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; |
312b4af2 JA |
628 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; |
629 | } | |
c6ae0a5b | 630 | |
312b4af2 | 631 | log_info(";%llu;%llu;%llu;%llu", ts->io_bytes[ddir] >> 10, bw, iops, |
5ec10eaa | 632 | ts->runtime[ddir]); |
c6ae0a5b | 633 | |
079ad09b | 634 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 635 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 636 | else |
6d86144d | 637 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 638 | |
079ad09b | 639 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
6d86144d | 640 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
c6ae0a5b | 641 | else |
6d86144d | 642 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
c6ae0a5b | 643 | |
1db92cb6 JA |
644 | if (ts->clat_percentiles) { |
645 | len = calc_clat_percentiles(ts->io_u_plat[ddir], | |
646 | ts->clat_stat[ddir].samples, | |
647 | ts->percentile_list, &ovals, &maxv, | |
648 | &minv); | |
649 | } else | |
650 | len = 0; | |
651 | ||
652 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
653 | if (i >= len) { | |
654 | log_info(";0%%=0"); | |
655 | continue; | |
656 | } | |
657 | log_info(";%2.2f%%=%u", ts->percentile_list[i].u.f, ovals[i]); | |
658 | } | |
2341a37a K |
659 | |
660 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) | |
661 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); | |
662 | else | |
663 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); | |
664 | ||
1db92cb6 JA |
665 | if (ovals) |
666 | free(ovals); | |
667 | ||
079ad09b | 668 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
19d3e967 JA |
669 | double p_of_agg = 100.0; |
670 | ||
671 | if (rs->agg[ddir]) { | |
672 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
673 | if (p_of_agg > 100.0) | |
674 | p_of_agg = 100.0; | |
675 | } | |
c6ae0a5b | 676 | |
6d86144d | 677 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
c6ae0a5b | 678 | } else |
6d86144d | 679 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
c6ae0a5b JA |
680 | } |
681 | ||
cc372b17 SL |
682 | static void add_ddir_status_json(struct thread_stat *ts, |
683 | struct group_run_stats *rs, int ddir, struct json_object *parent) | |
684 | { | |
685 | unsigned long min, max; | |
686 | unsigned long long bw, iops; | |
687 | unsigned int *ovals = NULL; | |
688 | double mean, dev; | |
689 | unsigned int len, minv, maxv; | |
690 | int i; | |
691 | const char *ddirname[] = {"read", "write", "trim"}; | |
692 | struct json_object *dir_object, *tmp_object, *percentile_object; | |
693 | char buf[120]; | |
694 | double p_of_agg = 100.0; | |
695 | ||
696 | assert(ddir_rw(ddir)); | |
697 | ||
698 | dir_object = json_create_object(); | |
699 | json_object_add_value_object(parent, ddirname[ddir], dir_object); | |
700 | ||
701 | iops = bw = 0; | |
702 | if (ts->runtime[ddir]) { | |
703 | uint64_t runt = ts->runtime[ddir]; | |
704 | ||
705 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; | |
706 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; | |
707 | } | |
708 | ||
709 | json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir] >> 10); | |
710 | json_object_add_value_int(dir_object, "bw", bw); | |
711 | json_object_add_value_int(dir_object, "iops", iops); | |
712 | json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]); | |
713 | ||
714 | if (!calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { | |
715 | min = max = 0; | |
716 | mean = dev = 0.0; | |
717 | } | |
718 | tmp_object = json_create_object(); | |
719 | json_object_add_value_object(dir_object, "slat", tmp_object); | |
720 | json_object_add_value_int(tmp_object, "min", min); | |
721 | json_object_add_value_int(tmp_object, "max", max); | |
722 | json_object_add_value_float(tmp_object, "mean", mean); | |
723 | json_object_add_value_float(tmp_object, "stddev", dev); | |
724 | ||
725 | if (!calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { | |
726 | min = max = 0; | |
727 | mean = dev = 0.0; | |
728 | } | |
729 | tmp_object = json_create_object(); | |
730 | json_object_add_value_object(dir_object, "clat", tmp_object); | |
731 | json_object_add_value_int(tmp_object, "min", min); | |
732 | json_object_add_value_int(tmp_object, "max", max); | |
733 | json_object_add_value_float(tmp_object, "mean", mean); | |
734 | json_object_add_value_float(tmp_object, "stddev", dev); | |
735 | ||
736 | if (ts->clat_percentiles) { | |
737 | len = calc_clat_percentiles(ts->io_u_plat[ddir], | |
738 | ts->clat_stat[ddir].samples, | |
739 | ts->percentile_list, &ovals, &maxv, | |
740 | &minv); | |
741 | } else | |
742 | len = 0; | |
743 | ||
744 | percentile_object = json_create_object(); | |
745 | json_object_add_value_object(tmp_object, "percentile", percentile_object); | |
746 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
747 | if (i >= len) { | |
748 | json_object_add_value_int(percentile_object, "0.00", 0); | |
749 | continue; | |
750 | } | |
751 | snprintf(buf, sizeof(buf) - 1, "%2.2f", ts->percentile_list[i].u.f); | |
752 | json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]); | |
753 | } | |
754 | ||
755 | if (!calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { | |
756 | min = max = 0; | |
757 | mean = dev = 0.0; | |
758 | } | |
759 | tmp_object = json_create_object(); | |
760 | json_object_add_value_object(dir_object, "lat", tmp_object); | |
761 | json_object_add_value_int(tmp_object, "min", min); | |
762 | json_object_add_value_int(tmp_object, "max", max); | |
763 | json_object_add_value_float(tmp_object, "mean", mean); | |
764 | json_object_add_value_float(tmp_object, "stddev", dev); | |
765 | if (ovals) | |
766 | free(ovals); | |
767 | ||
768 | if (!calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { | |
769 | if (rs->agg[ddir]) { | |
770 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; | |
771 | if (p_of_agg > 100.0) | |
772 | p_of_agg = 100.0; | |
773 | } | |
774 | } else { | |
775 | min = max = 0; | |
776 | p_of_agg = mean = dev = 0.0; | |
777 | } | |
778 | json_object_add_value_int(dir_object, "bw_min", min); | |
779 | json_object_add_value_int(dir_object, "bw_max", max); | |
780 | json_object_add_value_float(dir_object, "bw_agg", mean); | |
781 | json_object_add_value_float(dir_object, "bw_mean", mean); | |
782 | json_object_add_value_float(dir_object, "bw_dev", dev); | |
783 | } | |
784 | ||
4d658652 JA |
785 | static void show_thread_status_terse_v2(struct thread_stat *ts, |
786 | struct group_run_stats *rs) | |
787 | { | |
788 | double io_u_dist[FIO_IO_U_MAP_NR]; | |
789 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; | |
790 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
791 | double usr_cpu, sys_cpu; | |
792 | int i; | |
793 | ||
794 | /* General Info */ | |
795 | log_info("2;%s;%d;%d", ts->name, ts->groupid, ts->error); | |
796 | /* Log Read Status */ | |
6eaf09d6 | 797 | show_ddir_status_terse(ts, rs, DDIR_READ); |
4d658652 | 798 | /* Log Write Status */ |
6eaf09d6 SL |
799 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
800 | /* Log Trim Status */ | |
801 | show_ddir_status_terse(ts, rs, DDIR_TRIM); | |
4d658652 JA |
802 | |
803 | /* CPU Usage */ | |
804 | if (ts->total_run_time) { | |
805 | double runt = (double) ts->total_run_time; | |
806 | ||
807 | usr_cpu = (double) ts->usr_time * 100 / runt; | |
808 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
809 | } else { | |
810 | usr_cpu = 0; | |
811 | sys_cpu = 0; | |
812 | } | |
813 | ||
814 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, | |
815 | ts->minf); | |
816 | ||
817 | /* Calc % distribution of IO depths, usecond, msecond latency */ | |
818 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); | |
819 | stat_calc_lat_u(ts, io_u_lat_u); | |
820 | stat_calc_lat_m(ts, io_u_lat_m); | |
821 | ||
822 | /* Only show fixed 7 I/O depth levels*/ | |
823 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", | |
824 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
825 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
826 | ||
827 | /* Microsecond latency */ | |
828 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) | |
829 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
830 | /* Millisecond latency */ | |
831 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) | |
832 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
833 | /* Additional output if continue_on_error set - default off*/ | |
834 | if (ts->continue_on_error) | |
835 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); | |
836 | log_info("\n"); | |
837 | ||
838 | /* Additional output if description is set */ | |
839 | if (ts->description) | |
840 | log_info(";%s", ts->description); | |
841 | ||
842 | log_info("\n"); | |
843 | } | |
844 | ||
3449ab8c JA |
845 | static void show_thread_status_terse_v3_v4(struct thread_stat *ts, |
846 | struct group_run_stats *rs, int ver) | |
c6ae0a5b | 847 | { |
2270890c | 848 | double io_u_dist[FIO_IO_U_MAP_NR]; |
04a0feae JA |
849 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
850 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
c6ae0a5b | 851 | double usr_cpu, sys_cpu; |
04a0feae | 852 | int i; |
c6ae0a5b | 853 | |
562c2d2f | 854 | /* General Info */ |
f3afa57e | 855 | log_info("%d;%s;%s;%d;%d", ver, fio_version_string, |
5e726d0a | 856 | ts->name, ts->groupid, ts->error); |
562c2d2f | 857 | /* Log Read Status */ |
6eaf09d6 | 858 | show_ddir_status_terse(ts, rs, DDIR_READ); |
562c2d2f | 859 | /* Log Write Status */ |
6eaf09d6 SL |
860 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
861 | /* Log Trim Status */ | |
3449ab8c JA |
862 | if (ver == 4) |
863 | show_ddir_status_terse(ts, rs, DDIR_TRIM); | |
c6ae0a5b | 864 | |
562c2d2f | 865 | /* CPU Usage */ |
756867bd JA |
866 | if (ts->total_run_time) { |
867 | double runt = (double) ts->total_run_time; | |
c6ae0a5b | 868 | |
756867bd JA |
869 | usr_cpu = (double) ts->usr_time * 100 / runt; |
870 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
c6ae0a5b JA |
871 | } else { |
872 | usr_cpu = 0; | |
873 | sys_cpu = 0; | |
874 | } | |
875 | ||
5ec10eaa JA |
876 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, |
877 | ts->minf); | |
2270890c | 878 | |
562c2d2f | 879 | /* Calc % distribution of IO depths, usecond, msecond latency */ |
838bc709 | 880 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
04a0feae JA |
881 | stat_calc_lat_u(ts, io_u_lat_u); |
882 | stat_calc_lat_m(ts, io_u_lat_m); | |
2270890c | 883 | |
562c2d2f | 884 | /* Only show fixed 7 I/O depth levels*/ |
5ec10eaa JA |
885 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", |
886 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], | |
887 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); | |
2270890c | 888 | |
562c2d2f | 889 | /* Microsecond latency */ |
04a0feae JA |
890 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
891 | log_info(";%3.2f%%", io_u_lat_u[i]); | |
562c2d2f | 892 | /* Millisecond latency */ |
04a0feae JA |
893 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
894 | log_info(";%3.2f%%", io_u_lat_m[i]); | |
f2f788dd JA |
895 | |
896 | /* disk util stats, if any */ | |
cc372b17 | 897 | show_disk_util(1, NULL); |
f2f788dd | 898 | |
562c2d2f | 899 | /* Additional output if continue_on_error set - default off*/ |
f2bba182 RR |
900 | if (ts->continue_on_error) |
901 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); | |
2270890c | 902 | |
562c2d2f | 903 | /* Additional output if description is set */ |
4b0f2258 | 904 | if (strlen(ts->description)) |
946e4276 JA |
905 | log_info(";%s", ts->description); |
906 | ||
907 | log_info("\n"); | |
756867bd JA |
908 | } |
909 | ||
cc372b17 SL |
910 | static struct json_object *show_thread_status_json(struct thread_stat *ts, |
911 | struct group_run_stats *rs) | |
912 | { | |
913 | struct json_object *root, *tmp; | |
914 | double io_u_dist[FIO_IO_U_MAP_NR]; | |
915 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; | |
916 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; | |
917 | double usr_cpu, sys_cpu; | |
918 | int i; | |
919 | ||
920 | root = json_create_object(); | |
921 | json_object_add_value_string(root, "jobname", ts->name); | |
922 | json_object_add_value_int(root, "groupid", ts->groupid); | |
923 | json_object_add_value_int(root, "error", ts->error); | |
924 | ||
925 | add_ddir_status_json(ts, rs, DDIR_READ, root); | |
926 | add_ddir_status_json(ts, rs, DDIR_WRITE, root); | |
f3afa57e | 927 | add_ddir_status_json(ts, rs, DDIR_TRIM, root); |
cc372b17 SL |
928 | |
929 | /* CPU Usage */ | |
930 | if (ts->total_run_time) { | |
931 | double runt = (double) ts->total_run_time; | |
932 | ||
933 | usr_cpu = (double) ts->usr_time * 100 / runt; | |
934 | sys_cpu = (double) ts->sys_time * 100 / runt; | |
935 | } else { | |
936 | usr_cpu = 0; | |
937 | sys_cpu = 0; | |
938 | } | |
939 | json_object_add_value_float(root, "usr_cpu", usr_cpu); | |
940 | json_object_add_value_float(root, "sys_cpu", sys_cpu); | |
941 | json_object_add_value_int(root, "ctx", ts->ctx); | |
942 | json_object_add_value_int(root, "majf", ts->majf); | |
943 | json_object_add_value_int(root, "minf", ts->minf); | |
944 | ||
945 | ||
946 | /* Calc % distribution of IO depths, usecond, msecond latency */ | |
947 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); | |
948 | stat_calc_lat_u(ts, io_u_lat_u); | |
949 | stat_calc_lat_m(ts, io_u_lat_m); | |
950 | ||
951 | tmp = json_create_object(); | |
952 | json_object_add_value_object(root, "iodepth_level", tmp); | |
953 | /* Only show fixed 7 I/O depth levels*/ | |
954 | for (i = 0; i < 7; i++) { | |
955 | char name[20]; | |
956 | if (i < 6) | |
957 | snprintf(name, 19, "%d", 1 << i); | |
958 | else | |
959 | snprintf(name, 19, ">=%d", 1 << i); | |
960 | json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]); | |
961 | } | |
962 | ||
963 | tmp = json_create_object(); | |
964 | json_object_add_value_object(root, "latency_us", tmp); | |
965 | /* Microsecond latency */ | |
966 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
967 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", | |
968 | "250", "500", "750", "1000", }; | |
969 | json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]); | |
970 | } | |
971 | /* Millisecond latency */ | |
972 | tmp = json_create_object(); | |
973 | json_object_add_value_object(root, "latency_ms", tmp); | |
974 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) { | |
975 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", | |
976 | "250", "500", "750", "1000", "2000", | |
977 | ">=2000", }; | |
978 | json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]); | |
979 | } | |
980 | ||
981 | /* Additional output if continue_on_error set - default off*/ | |
982 | if (ts->continue_on_error) { | |
983 | json_object_add_value_int(root, "total_err", ts->total_err_count); | |
984 | json_object_add_value_int(root, "total_err", ts->first_error); | |
985 | } | |
986 | ||
987 | /* Additional output if description is set */ | |
988 | if (strlen(ts->description)) | |
989 | json_object_add_value_string(root, "desc", ts->description); | |
990 | ||
991 | return root; | |
992 | } | |
993 | ||
4d658652 JA |
994 | static void show_thread_status_terse(struct thread_stat *ts, |
995 | struct group_run_stats *rs) | |
996 | { | |
997 | if (terse_version == 2) | |
998 | show_thread_status_terse_v2(ts, rs); | |
3449ab8c JA |
999 | else if (terse_version == 3 || terse_version == 4) |
1000 | show_thread_status_terse_v3_v4(ts, rs, terse_version); | |
4d658652 JA |
1001 | else |
1002 | log_err("fio: bad terse version!? %d\n", terse_version); | |
1003 | } | |
1004 | ||
197574e4 | 1005 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
756867bd JA |
1006 | { |
1007 | double mean, S; | |
1008 | ||
e09231c2 ZL |
1009 | if (src->samples == 0) |
1010 | return; | |
1011 | ||
756867bd JA |
1012 | dst->min_val = min(dst->min_val, src->min_val); |
1013 | dst->max_val = max(dst->max_val, src->max_val); | |
756867bd JA |
1014 | |
1015 | /* | |
cdcac5cf YH |
1016 | * Compute new mean and S after the merge |
1017 | * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance | |
1018 | * #Parallel_algorithm> | |
756867bd JA |
1019 | */ |
1020 | if (nr == 1) { | |
802ad4a8 JA |
1021 | mean = src->mean.u.f; |
1022 | S = src->S.u.f; | |
756867bd | 1023 | } else { |
802ad4a8 | 1024 | double delta = src->mean.u.f - dst->mean.u.f; |
cdcac5cf | 1025 | |
802ad4a8 JA |
1026 | mean = ((src->mean.u.f * src->samples) + |
1027 | (dst->mean.u.f * dst->samples)) / | |
cdcac5cf YH |
1028 | (dst->samples + src->samples); |
1029 | ||
802ad4a8 | 1030 | S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) * |
cdcac5cf YH |
1031 | (dst->samples * src->samples) / |
1032 | (dst->samples + src->samples); | |
756867bd JA |
1033 | } |
1034 | ||
cdcac5cf | 1035 | dst->samples += src->samples; |
802ad4a8 JA |
1036 | dst->mean.u.f = mean; |
1037 | dst->S.u.f = S; | |
756867bd JA |
1038 | } |
1039 | ||
37f0c1ae JA |
1040 | void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src) |
1041 | { | |
1042 | int i; | |
1043 | ||
6eaf09d6 | 1044 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
37f0c1ae JA |
1045 | if (dst->max_run[i] < src->max_run[i]) |
1046 | dst->max_run[i] = src->max_run[i]; | |
1047 | if (dst->min_run[i] && dst->min_run[i] > src->min_run[i]) | |
1048 | dst->min_run[i] = src->min_run[i]; | |
1049 | if (dst->max_bw[i] < src->max_bw[i]) | |
1050 | dst->max_bw[i] = src->max_bw[i]; | |
1051 | if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i]) | |
1052 | dst->min_bw[i] = src->min_bw[i]; | |
1053 | ||
1054 | dst->io_kb[i] += src->io_kb[i]; | |
1055 | dst->agg[i] += src->agg[i]; | |
1056 | } | |
1057 | ||
1058 | } | |
1059 | ||
5b9babb7 JA |
1060 | void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src, int nr) |
1061 | { | |
1062 | int l, k; | |
1063 | ||
6eaf09d6 | 1064 | for (l = 0; l < DDIR_RWDIR_CNT; l++) { |
5b9babb7 JA |
1065 | sum_stat(&dst->clat_stat[l], &src->clat_stat[l], nr); |
1066 | sum_stat(&dst->slat_stat[l], &src->slat_stat[l], nr); | |
1067 | sum_stat(&dst->lat_stat[l], &src->lat_stat[l], nr); | |
1068 | sum_stat(&dst->bw_stat[l], &src->bw_stat[l], nr); | |
1069 | ||
1070 | dst->io_bytes[l] += src->io_bytes[l]; | |
1071 | ||
1072 | if (dst->runtime[l] < src->runtime[l]) | |
1073 | dst->runtime[l] = src->runtime[l]; | |
1074 | } | |
1075 | ||
1076 | dst->usr_time += src->usr_time; | |
1077 | dst->sys_time += src->sys_time; | |
1078 | dst->ctx += src->ctx; | |
1079 | dst->majf += src->majf; | |
1080 | dst->minf += src->minf; | |
1081 | ||
1082 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1083 | dst->io_u_map[k] += src->io_u_map[k]; | |
1084 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1085 | dst->io_u_submit[k] += src->io_u_submit[k]; | |
1086 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) | |
1087 | dst->io_u_complete[k] += src->io_u_complete[k]; | |
1088 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) | |
1089 | dst->io_u_lat_u[k] += src->io_u_lat_u[k]; | |
1090 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) | |
1091 | dst->io_u_lat_m[k] += src->io_u_lat_m[k]; | |
1092 | ||
6eaf09d6 | 1093 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
5b9babb7 JA |
1094 | dst->total_io_u[k] += src->total_io_u[k]; |
1095 | dst->short_io_u[k] += src->short_io_u[k]; | |
1096 | } | |
1097 | ||
6eaf09d6 | 1098 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
5b9babb7 JA |
1099 | int m; |
1100 | for (m = 0; m < FIO_IO_U_PLAT_NR; m++) | |
1101 | dst->io_u_plat[k][m] += src->io_u_plat[k][m]; | |
1102 | } | |
1103 | ||
1104 | dst->total_run_time += src->total_run_time; | |
1105 | dst->total_submit += src->total_submit; | |
1106 | dst->total_complete += src->total_complete; | |
1107 | } | |
1108 | ||
37f0c1ae JA |
1109 | void init_group_run_stat(struct group_run_stats *gs) |
1110 | { | |
6eaf09d6 | 1111 | int i; |
37f0c1ae | 1112 | memset(gs, 0, sizeof(*gs)); |
6eaf09d6 SL |
1113 | |
1114 | for (i = 0; i < DDIR_RWDIR_CNT; i++) | |
1115 | gs->min_bw[i] = gs->min_run[i] = ~0UL; | |
37f0c1ae JA |
1116 | } |
1117 | ||
1118 | void init_thread_stat(struct thread_stat *ts) | |
1119 | { | |
1120 | int j; | |
1121 | ||
1122 | memset(ts, 0, sizeof(*ts)); | |
1123 | ||
6eaf09d6 | 1124 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
37f0c1ae JA |
1125 | ts->lat_stat[j].min_val = -1UL; |
1126 | ts->clat_stat[j].min_val = -1UL; | |
1127 | ts->slat_stat[j].min_val = -1UL; | |
1128 | ts->bw_stat[j].min_val = -1UL; | |
1129 | } | |
1130 | ts->groupid = -1; | |
1131 | } | |
1132 | ||
3c39a379 JA |
1133 | void show_run_stats(void) |
1134 | { | |
1135 | struct group_run_stats *runstats, *rs; | |
1136 | struct thread_data *td; | |
756867bd | 1137 | struct thread_stat *threadstats, *ts; |
5b9babb7 | 1138 | int i, j, nr_ts, last_ts, idx; |
90fef2d1 | 1139 | int kb_base_warned = 0; |
cc372b17 SL |
1140 | struct json_object *root = NULL; |
1141 | struct json_array *array = NULL; | |
3c39a379 JA |
1142 | |
1143 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); | |
1144 | ||
37f0c1ae JA |
1145 | for (i = 0; i < groupid + 1; i++) |
1146 | init_group_run_stat(&runstats[i]); | |
3c39a379 | 1147 | |
756867bd JA |
1148 | /* |
1149 | * find out how many threads stats we need. if group reporting isn't | |
1150 | * enabled, it's one-per-td. | |
1151 | */ | |
1152 | nr_ts = 0; | |
1153 | last_ts = -1; | |
1154 | for_each_td(td, i) { | |
2dc1bbeb | 1155 | if (!td->o.group_reporting) { |
756867bd JA |
1156 | nr_ts++; |
1157 | continue; | |
1158 | } | |
1159 | if (last_ts == td->groupid) | |
1160 | continue; | |
1161 | ||
1162 | last_ts = td->groupid; | |
1163 | nr_ts++; | |
1164 | } | |
1165 | ||
1166 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); | |
1167 | ||
37f0c1ae JA |
1168 | for (i = 0; i < nr_ts; i++) |
1169 | init_thread_stat(&threadstats[i]); | |
756867bd JA |
1170 | |
1171 | j = 0; | |
1172 | last_ts = -1; | |
197574e4 | 1173 | idx = 0; |
34572e28 | 1174 | for_each_td(td, i) { |
2dc1bbeb JA |
1175 | if (idx && (!td->o.group_reporting || |
1176 | (td->o.group_reporting && last_ts != td->groupid))) { | |
7abd0e3a JA |
1177 | idx = 0; |
1178 | j++; | |
1179 | } | |
1180 | ||
1181 | last_ts = td->groupid; | |
1182 | ||
756867bd JA |
1183 | ts = &threadstats[j]; |
1184 | ||
83349190 YH |
1185 | ts->clat_percentiles = td->o.clat_percentiles; |
1186 | if (td->o.overwrite_plist) | |
802ad4a8 | 1187 | memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
83349190 | 1188 | else |
802ad4a8 | 1189 | memcpy(ts->percentile_list, def_percentile_list, sizeof(def_percentile_list)); |
83349190 | 1190 | |
197574e4 | 1191 | idx++; |
6586ee89 | 1192 | ts->members++; |
756867bd | 1193 | |
7abd0e3a | 1194 | if (ts->groupid == -1) { |
2dc84ba7 JA |
1195 | /* |
1196 | * These are per-group shared already | |
1197 | */ | |
f6bb5b88 | 1198 | strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE); |
a64e88da JA |
1199 | if (td->o.description) |
1200 | strncpy(ts->description, td->o.description, | |
1201 | FIO_JOBNAME_SIZE); | |
1202 | else | |
1203 | memset(ts->description, 0, FIO_JOBNAME_SIZE); | |
1204 | ||
756867bd | 1205 | ts->groupid = td->groupid; |
2dc84ba7 JA |
1206 | |
1207 | /* | |
1208 | * first pid in group, not very useful... | |
1209 | */ | |
756867bd | 1210 | ts->pid = td->pid; |
90fef2d1 JA |
1211 | |
1212 | ts->kb_base = td->o.kb_base; | |
1213 | } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) { | |
1214 | log_info("fio: kb_base differs for jobs in group, using" | |
1215 | " %u as the base\n", ts->kb_base); | |
1216 | kb_base_warned = 1; | |
2dc84ba7 JA |
1217 | } |
1218 | ||
f2bba182 RR |
1219 | ts->continue_on_error = td->o.continue_on_error; |
1220 | ts->total_err_count += td->total_err_count; | |
1221 | ts->first_error = td->first_error; | |
1222 | if (!ts->error) { | |
1223 | if (!td->error && td->o.continue_on_error && | |
1224 | td->first_error) { | |
1225 | ts->error = td->first_error; | |
f6bb5b88 | 1226 | strcpy(ts->verror, td->verror); |
f2bba182 RR |
1227 | } else if (td->error) { |
1228 | ts->error = td->error; | |
f6bb5b88 | 1229 | strcpy(ts->verror, td->verror); |
f2bba182 | 1230 | } |
756867bd JA |
1231 | } |
1232 | ||
5b9babb7 | 1233 | sum_thread_stats(ts, &td->ts, idx); |
756867bd JA |
1234 | } |
1235 | ||
1236 | for (i = 0; i < nr_ts; i++) { | |
94370ac4 | 1237 | unsigned long long bw; |
3c39a379 | 1238 | |
756867bd JA |
1239 | ts = &threadstats[i]; |
1240 | rs = &runstats[ts->groupid]; | |
90fef2d1 | 1241 | rs->kb_base = ts->kb_base; |
3c39a379 | 1242 | |
6eaf09d6 | 1243 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
94370ac4 JA |
1244 | if (!ts->runtime[j]) |
1245 | continue; | |
1246 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) | |
1247 | rs->min_run[j] = ts->runtime[j]; | |
1248 | if (ts->runtime[j] > rs->max_run[j]) | |
1249 | rs->max_run[j] = ts->runtime[j]; | |
1250 | ||
1251 | bw = 0; | |
8879fd15 | 1252 | if (ts->runtime[j]) { |
c857cfeb JA |
1253 | unsigned long runt = ts->runtime[j]; |
1254 | unsigned long long kb; | |
8879fd15 | 1255 | |
c857cfeb JA |
1256 | kb = ts->io_bytes[j] / rs->kb_base; |
1257 | bw = kb * 1000 / runt; | |
8879fd15 | 1258 | } |
94370ac4 JA |
1259 | if (bw < rs->min_bw[j]) |
1260 | rs->min_bw[j] = bw; | |
1261 | if (bw > rs->max_bw[j]) | |
1262 | rs->max_bw[j] = bw; | |
1263 | ||
90fef2d1 | 1264 | rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base; |
94370ac4 | 1265 | } |
3c39a379 JA |
1266 | } |
1267 | ||
1268 | for (i = 0; i < groupid + 1; i++) { | |
6eaf09d6 SL |
1269 | int ddir; |
1270 | ||
3c39a379 JA |
1271 | rs = &runstats[i]; |
1272 | ||
6eaf09d6 SL |
1273 | for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) { |
1274 | if (rs->max_run[ddir]) | |
1275 | rs->agg[ddir] = (rs->io_kb[ddir] * 1000) / | |
1276 | rs->max_run[ddir]; | |
1277 | } | |
3c39a379 JA |
1278 | } |
1279 | ||
1280 | /* | |
1281 | * don't overwrite last signal output | |
1282 | */ | |
f3afa57e | 1283 | if (output_format == FIO_OUTPUT_NORMAL) |
4ceb30d4 | 1284 | log_info("\n"); |
f3afa57e | 1285 | else if (output_format == FIO_OUTPUT_JSON) { |
cc372b17 SL |
1286 | root = json_create_object(); |
1287 | json_object_add_value_string(root, "fio version", fio_version_string); | |
1288 | array = json_create_array(); | |
1289 | json_object_add_value_array(root, "jobs", array); | |
1290 | } | |
1291 | ||
756867bd JA |
1292 | for (i = 0; i < nr_ts; i++) { |
1293 | ts = &threadstats[i]; | |
1294 | rs = &runstats[ts->groupid]; | |
3c39a379 | 1295 | |
a64e88da JA |
1296 | if (is_backend) |
1297 | fio_server_send_ts(ts, rs); | |
f3afa57e JA |
1298 | else if (output_format == FIO_OUTPUT_TERSE) |
1299 | show_thread_status_terse(ts, rs); | |
1300 | else if (output_format == FIO_OUTPUT_JSON) { | |
1301 | struct json_object *tmp = show_thread_status_json(ts, rs); | |
1302 | json_array_add_value_object(array, tmp); | |
cc372b17 | 1303 | } else |
756867bd | 1304 | show_thread_status(ts, rs); |
3c39a379 | 1305 | } |
f3afa57e | 1306 | if (output_format == FIO_OUTPUT_JSON) { |
cc372b17 SL |
1307 | /* disk util stats, if any */ |
1308 | show_disk_util(1, root); | |
1309 | ||
1310 | json_print_object(root); | |
1311 | log_info("\n"); | |
1312 | json_free_object(root); | |
1313 | } | |
3c39a379 | 1314 | |
72c27ff8 JA |
1315 | for (i = 0; i < groupid + 1; i++) { |
1316 | rs = &runstats[i]; | |
3c39a379 | 1317 | |
72c27ff8 | 1318 | rs->groupid = i; |
d09a64a0 | 1319 | if (is_backend) |
72c27ff8 | 1320 | fio_server_send_gs(rs); |
f3afa57e | 1321 | else if (output_format == FIO_OUTPUT_NORMAL) |
72c27ff8 | 1322 | show_group_stats(rs); |
c6ae0a5b | 1323 | } |
eecf272f | 1324 | |
72c27ff8 JA |
1325 | if (is_backend) |
1326 | fio_server_send_du(); | |
f3afa57e | 1327 | else if (output_format == FIO_OUTPUT_NORMAL) |
cc372b17 | 1328 | show_disk_util(0, NULL); |
72c27ff8 | 1329 | |
eecf272f | 1330 | free(runstats); |
756867bd | 1331 | free(threadstats); |
3c39a379 JA |
1332 | } |
1333 | ||
4c6d91e8 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]; | |
4c6d91e8 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]; | |
4c6d91e8 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]; | |
4c6d91e8 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 | } |