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cmdprio: Add support for per I/O priority hint
[fio.git] / stat.c
CommitLineData
3c39a379
JA		 1#include <stdio.h>
2#include <string.h>
0fc3cb4c 3#include <stdlib.h>
3c39a379 4#include <sys/time.h>
5c4e1dbc 5#include <sys/stat.h>
3c39a379
JA		 6#include <math.h>
7
8#include "fio.h"
7c9b1bce 9#include "diskutil.h"
c7c6cb4c 10#include "lib/ieee754.h"
cc372b17 11#include "json.h"
44404c5a 12#include "lib/getrusage.h"
f2a2ce0e 13#include "idletime.h"
0f38bbef 14#include "lib/pow2.h"
a666cab8 15#include "lib/output_buffer.h"
a39fb9ea 16#include "helper_thread.h"
90d2d53f 17#include "smalloc.h"
fd5d733f 18#include "zbd.h"
f5bff36e 19#include "oslib/asprintf.h"
3c39a379 20
3d0d549a
BP		 21#ifdef WIN32
22#define LOG_MSEC_SLACK 2
23#else
674456bf 24#define LOG_MSEC_SLACK 1
3d0d549a 25#endif
d454a205 26
971caeb1 27struct fio_sem *stat_sem;
cef9175e 28
210dd0fc
JA		 29void clear_rusage_stat(struct thread_data *td)
30{
31 struct thread_stat *ts = &td->ts;
32
33 fio_getrusage(&td->ru_start);
34 ts->usr_time = ts->sys_time = 0;
35 ts->ctx = 0;
36 ts->minf = ts->majf = 0;
37}
38
3c39a379
JA		 39void update_rusage_stat(struct thread_data *td)
40{
756867bd 41 struct thread_stat *ts = &td->ts;
3c39a379 42
44404c5a 43 fio_getrusage(&td->ru_end);
8b6a404c 44 ts->usr_time += mtime_since_tv(&td->ru_start.ru_utime,
c8aaba19 45 &td->ru_end.ru_utime);
8b6a404c 46 ts->sys_time += mtime_since_tv(&td->ru_start.ru_stime,
c8aaba19
JA		 47 &td->ru_end.ru_stime);
48 ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw
49 - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw);
50 ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt;
51 ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt;
5ec10eaa 52
c8aaba19 53 memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end));
3c39a379
JA		 54}
55
83349190
YH		 56/*
57 * Given a latency, return the index of the corresponding bucket in
58 * the structure tracking percentiles.
59 *
60 * (1) find the group (and error bits) that the value (latency)
61 * belongs to by looking at its MSB. (2) find the bucket number in the
62 * group by looking at the index bits.
63 *
64 */
d6bb626e 65static unsigned int plat_val_to_idx(unsigned long long val)
83349190
YH		 66{
67 unsigned int msb, error_bits, base, offset, idx;
68
69 /* Find MSB starting from bit 0 */
70 if (val == 0)
71 msb = 0;
72 else
d6bb626e 73 msb = (sizeof(val)*8) - __builtin_clzll(val) - 1;
83349190 74
716050f2
JA		 75 /*
76 * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
77 * all bits of the sample as index
78 */
83349190
YH		 79 if (msb <= FIO_IO_U_PLAT_BITS)
80 return val;
81
82 /* Compute the number of error bits to discard*/
83 error_bits = msb - FIO_IO_U_PLAT_BITS;
84
85 /* Compute the number of buckets before the group */
86 base = (error_bits + 1) << FIO_IO_U_PLAT_BITS;
87
716050f2
JA		 88 /*
89 * Discard the error bits and apply the mask to find the
3c3ed070 90 * index for the buckets in the group
716050f2 91 */
83349190
YH		 92 offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits);
93
94 /* Make sure the index does not exceed (array size - 1) */
3c3ed070 95 idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1) ?
83349190
YH		 96 (base + offset) : (FIO_IO_U_PLAT_NR - 1);
97
98 return idx;
99}
100
101/*
102 * Convert the given index of the bucket array to the value
103 * represented by the bucket
104 */
129e4193 105static unsigned long long plat_idx_to_val(unsigned int idx)
83349190 106{
c8b44cfa
RL		 107 unsigned int error_bits;
108 unsigned long long k, base;
83349190
YH		 109
110 assert(idx < FIO_IO_U_PLAT_NR);
111
112 /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
113 * all bits of the sample as index */
3c3ed070 114 if (idx < (FIO_IO_U_PLAT_VAL << 1))
83349190
YH		 115 return idx;
116
117 /* Find the group and compute the minimum value of that group */
3c3ed070 118 error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1;
c8b44cfa 119 base = ((unsigned long long) 1) << (error_bits + FIO_IO_U_PLAT_BITS);
83349190
YH		 120
121 /* Find its bucket number of the group */
122 k = idx % FIO_IO_U_PLAT_VAL;
123
124 /* Return the mean of the range of the bucket */
125 return base + ((k + 0.5) * (1 << error_bits));
126}
127
128static int double_cmp(const void *a, const void *b)
129{
802ad4a8
JA		 130 const fio_fp64_t fa = *(const fio_fp64_t *) a;
131 const fio_fp64_t fb = *(const fio_fp64_t *) b;
83349190
YH		 132 int cmp = 0;
133
802ad4a8 134 if (fa.u.f > fb.u.f)
83349190 135 cmp = 1;
802ad4a8 136 else if (fa.u.f < fb.u.f)
83349190
YH		 137 cmp = -1;
138
139 return cmp;
140}
141
6cc0e5aa 142unsigned int calc_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
d6bb626e
VF		 143 fio_fp64_t *plist, unsigned long long **output,
144 unsigned long long *maxv, unsigned long long *minv)
83349190 145{
447b94e1 146 unsigned long long sum = 0;
1db92cb6 147 unsigned int len, i, j = 0;
d6bb626e 148 unsigned long long *ovals = NULL;
8985b491 149 bool is_last;
1db92cb6 150
d6bb626e 151 *minv = -1ULL;
1db92cb6 152 *maxv = 0;
83349190 153
802ad4a8
JA		 154 len = 0;
155 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
156 len++;
716050f2 157
351de8de 158 if (!len)
1db92cb6 159 return 0;
351de8de 160
716050f2 161 /*
802ad4a8
JA		 162 * Sort the percentile list. Note that it may already be sorted if
163 * we are using the default values, but since it's a short list this
164 * isn't a worry. Also note that this does not work for NaN values.
716050f2 165 */
802ad4a8 166 if (len > 1)
68e0dc1a 167 qsort(plist, len, sizeof(plist[0]), double_cmp);
83349190 168
5d89c625
VF		 169 ovals = malloc(len * sizeof(*ovals));
170 if (!ovals)
171 return 0;
172
4f6f8298
JA		 173 /*
174 * Calculate bucket values, note down max and min values
175 */
8985b491 176 is_last = false;
07511a63 177 for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) {
83349190 178 sum += io_u_plat[i];
298d751e 179 while (sum >= ((long double) plist[j].u.f / 100.0 * nr)) {
802ad4a8 180 assert(plist[j].u.f <= 100.0);
83349190 181
4f6f8298 182 ovals[j] = plat_idx_to_val(i);
1db92cb6
JA		 183 if (ovals[j] < *minv)
184 *minv = ovals[j];
185 if (ovals[j] > *maxv)
186 *maxv = ovals[j];
07511a63 187
8985b491 188 is_last = (j == len - 1) != 0;
07511a63
JA		 189 if (is_last)
190 break;
191
4f6f8298
JA		 192 j++;
193 }
194 }
83349190 195
298d751e
VF		 196 if (!is_last)
197 log_err("fio: error calculating latency percentiles\n");
198
1db92cb6
JA		 199 *output = ovals;
200 return len;
201}
202
203/*
204 * Find and display the p-th percentile of clat
205 */
6cc0e5aa 206static void show_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
a666cab8 207 fio_fp64_t *plist, unsigned int precision,
b2b3eefe 208 const char *pre, struct buf_output *out)
1db92cb6 209{
d6bb626e
VF		 210 unsigned int divisor, len, i, j = 0;
211 unsigned long long minv, maxv;
212 unsigned long long *ovals;
8985b491 213 int per_line, scale_down, time_width;
8985b491 214 bool is_last;
eef02441 215 char fmt[32];
1db92cb6
JA		 216
217 len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv);
b2b3eefe 218 if (!len || !ovals)
824d8186 219 return;
1db92cb6 220
4f6f8298 221 /*
d6bb626e
VF		 222 * We default to nsecs, but if the value range is such that we
223 * should scale down to usecs or msecs, do that.
4f6f8298 224 */
d6bb626e
VF		 225 if (minv > 2000000 && maxv > 99999999ULL) {
226 scale_down = 2;
227 divisor = 1000000;
b599759b 228 log_buf(out, " %s percentiles (msec):\n |", pre);
d6bb626e
VF		 229 } else if (minv > 2000 && maxv > 99999) {
230 scale_down = 1;
231 divisor = 1000;
b599759b 232 log_buf(out, " %s percentiles (usec):\n |", pre);
4f6f8298
JA		 233 } else {
234 scale_down = 0;
d6bb626e 235 divisor = 1;
b599759b 236 log_buf(out, " %s percentiles (nsec):\n |", pre);
4f6f8298 237 }
83349190 238
619adf9c 239
d6bb626e 240 time_width = max(5, (int) (log10(maxv / divisor) + 1));
74558486
JA		 241 snprintf(fmt, sizeof(fmt), " %%%u.%ufth=[%%%dllu]%%c", precision + 3,
242 precision, time_width);
243 /* fmt will be something like " %5.2fth=[%4llu]%c" */
d6bb626e 244 per_line = (80 - 7) / (precision + 10 + time_width);
81ab0b3a 245
d6bb626e 246 for (j = 0; j < len; j++) {
4f6f8298 247 /* for formatting */
eef02441 248 if (j != 0 && (j % per_line) == 0)
a666cab8 249 log_buf(out, " |");
83349190 250
4f6f8298 251 /* end of the list */
8985b491 252 is_last = (j == len - 1) != 0;
83349190 253
d6bb626e 254 for (i = 0; i < scale_down; i++)
4f6f8298
JA		 255 ovals[j] = (ovals[j] + 999) / 1000;
256
d6bb626e 257 log_buf(out, fmt, plist[j].u.f, ovals[j], is_last ? '\n' : ',');
4f6f8298
JA		 258
259 if (is_last)
260 break;
261
eef02441 262 if ((j % per_line) == per_line - 1) /* for formatting */
a666cab8 263 log_buf(out, "\n");
83349190 264 }
4f6f8298 265
283feb79 266 free(ovals);
83349190
YH		 267}
268
692dec0c
NC		 269static int get_nr_prios_with_samples(struct thread_stat *ts, enum fio_ddir ddir)
270{
271 int i, nr_prios_with_samples = 0;
272
273 for (i = 0; i < ts->nr_clat_prio[ddir]; i++) {
274 if (ts->clat_prio[ddir][i].clat_stat.samples)
275 nr_prios_with_samples++;
276 }
277
278 return nr_prios_with_samples;
279}
280
74558486
JA		 281bool calc_lat(struct io_stat *is, unsigned long long *min,
282 unsigned long long *max, double *mean, double *dev)
3c39a379 283{
ee0ccb79 284 double n = (double) is->samples;
3c39a379 285
ee0ccb79 286 if (n == 0)
8aa89d70 287 return false;
3c39a379
JA		 288
289 *min = is->min_val;
290 *max = is->max_val;
802ad4a8 291 *mean = is->mean.u.f;
e6d276f2 292
68704084 293 if (n > 1.0)
802ad4a8 294 *dev = sqrt(is->S.u.f / (n - 1.0));
ef9c5c40 295 else
4b43f54e 296 *dev = 0;
ef9c5c40 297
8aa89d70 298 return true;
3c39a379
JA		 299}
300
5cb8a8cd
BP		 301void show_mixed_group_stats(struct group_run_stats *rs, struct buf_output *out)
302{
303 char *io, *agg, *min, *max;
304 char *ioalt, *aggalt, *minalt, *maxalt;
6dc75062
JA		 305 uint64_t io_mix = 0, agg_mix = 0, min_mix = -1, max_mix = 0;
306 uint64_t min_run = -1, max_run = 0;
5cb8a8cd 307 const int i2p = is_power_of_2(rs->kb_base);
6dc75062 308 int i;
5cb8a8cd
BP		 309
310 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
311 if (!rs->max_run[i])
312 continue;
313 io_mix += rs->iobytes[i];
314 agg_mix += rs->agg[i];
315 min_mix = min_mix < rs->min_bw[i] ? min_mix : rs->min_bw[i];
316 max_mix = max_mix > rs->max_bw[i] ? max_mix : rs->max_bw[i];
317 min_run = min_run < rs->min_run[i] ? min_run : rs->min_run[i];
318 max_run = max_run > rs->max_run[i] ? max_run : rs->max_run[i];
319 }
320 io = num2str(io_mix, rs->sig_figs, 1, i2p, N2S_BYTE);
321 ioalt = num2str(io_mix, rs->sig_figs, 1, !i2p, N2S_BYTE);
322 agg = num2str(agg_mix, rs->sig_figs, 1, i2p, rs->unit_base);
323 aggalt = num2str(agg_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
324 min = num2str(min_mix, rs->sig_figs, 1, i2p, rs->unit_base);
325 minalt = num2str(min_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
326 max = num2str(max_mix, rs->sig_figs, 1, i2p, rs->unit_base);
327 maxalt = num2str(max_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
328 log_buf(out, " MIXED: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
329 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
330 (unsigned long long) min_run,
331 (unsigned long long) max_run);
332 free(io);
333 free(agg);
334 free(min);
335 free(max);
336 free(ioalt);
337 free(aggalt);
338 free(minalt);
339 free(maxalt);
340}
341
a666cab8 342void show_group_stats(struct group_run_stats *rs, struct buf_output *out)
3c39a379 343{
d694a6a7
RE		 344 char *io, *agg, *min, *max;
345 char *ioalt, *aggalt, *minalt, *maxalt;
42da5c8b 346 const char *str[] = { " READ", " WRITE" , " TRIM"};
dbe1125e
JA		 347 int i;
348
a666cab8 349 log_buf(out, "\nRun status group %d (all jobs):\n", rs->groupid);
3c39a379 350
6eaf09d6 351 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
90fef2d1
JA		 352 const int i2p = is_power_of_2(rs->kb_base);
353
dbe1125e
JA		 354 if (!rs->max_run[i])
355 continue;
356
e883cb35
JF		 357 io = num2str(rs->iobytes[i], rs->sig_figs, 1, i2p, N2S_BYTE);
358 ioalt = num2str(rs->iobytes[i], rs->sig_figs, 1, !i2p, N2S_BYTE);
359 agg = num2str(rs->agg[i], rs->sig_figs, 1, i2p, rs->unit_base);
360 aggalt = num2str(rs->agg[i], rs->sig_figs, 1, !i2p, rs->unit_base);
361 min = num2str(rs->min_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
362 minalt = num2str(rs->min_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
363 max = num2str(rs->max_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
364 maxalt = num2str(rs->max_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
d694a6a7 365 log_buf(out, "%s: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
5cb8a8cd 366 (rs->unified_rw_rep == UNIFIED_MIXED) ? " MIXED" : str[i],
d694a6a7 367 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
4e0a8fa2
JA		 368 (unsigned long long) rs->min_run[i],
369 (unsigned long long) rs->max_run[i]);
dbe1125e 370
d694a6a7
RE		 371 free(io);
372 free(agg);
373 free(min);
374 free(max);
375 free(ioalt);
376 free(aggalt);
377 free(minalt);
378 free(maxalt);
dbe1125e 379 }
6dc75062 380
fc002f14 381 /* Need to aggregate statistics to show mixed values */
6dc75062 382 if (rs->unified_rw_rep == UNIFIED_BOTH)
5cb8a8cd 383 show_mixed_group_stats(rs, out);
3c39a379
JA		 384}
385
6cc0e5aa 386void stat_calc_dist(uint64_t *map, unsigned long total, double *io_u_dist)
2270890c
JA		 387{
388 int i;
389
390 /*
391 * Do depth distribution calculations
392 */
393 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
838bc709
JA		 394 if (total) {
395 io_u_dist[i] = (double) map[i] / (double) total;
396 io_u_dist[i] *= 100.0;
397 if (io_u_dist[i] < 0.1 && map[i])
398 io_u_dist[i] = 0.1;
399 } else
400 io_u_dist[i] = 0.0;
2270890c
JA		 401 }
402}
403
04a0feae 404static void stat_calc_lat(struct thread_stat *ts, double *dst,
6cc0e5aa 405 uint64_t *src, int nr)
2270890c 406{
d79db122 407 unsigned long total = ddir_rw_sum(ts->total_io_u);
2270890c
JA		 408 int i;
409
410 /*
411 * Do latency distribution calculations
412 */
04a0feae 413 for (i = 0; i < nr; i++) {
838bc709
JA		 414 if (total) {
415 dst[i] = (double) src[i] / (double) total;
416 dst[i] *= 100.0;
417 if (dst[i] < 0.01 && src[i])
418 dst[i] = 0.01;
419 } else
420 dst[i] = 0.0;
2270890c
JA		 421 }
422}
423
247823cc
VF		 424/*
425 * To keep the terse format unaltered, add all of the ns latency
426 * buckets to the first us latency bucket
427 */
52e4c651 428static void stat_calc_lat_nu(struct thread_stat *ts, double *io_u_lat_u)
247823cc
VF		 429{
430 unsigned long ntotal = 0, total = ddir_rw_sum(ts->total_io_u);
431 int i;
432
433 stat_calc_lat(ts, io_u_lat_u, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
434
435 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
436 ntotal += ts->io_u_lat_n[i];
437
438 io_u_lat_u[0] += 100.0 * (double) ntotal / (double) total;
439}
440
d6bb626e
VF		 441void stat_calc_lat_n(struct thread_stat *ts, double *io_u_lat)
442{
443 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_n, FIO_IO_U_LAT_N_NR);
444}
445
e5bd1347 446void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 447{
448 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
449}
450
e5bd1347 451void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 452{
453 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR);
454}
455
74558486
JA		 456static void display_lat(const char *name, unsigned long long min,
457 unsigned long long max, double mean, double dev,
458 struct buf_output *out)
ea2accc5 459{
d6bb626e 460 const char *base = "(nsec)";
b29ad562 461 char *minp, *maxp;
ea2accc5 462
d6bb626e 463 if (nsec_to_msec(&min, &max, &mean, &dev))
b29ad562 464 base = "(msec)";
d6bb626e
VF		 465 else if (nsec_to_usec(&min, &max, &mean, &dev))
466 base = "(usec)";
b29ad562 467
d694a6a7
RE		 468 minp = num2str(min, 6, 1, 0, N2S_NONE);
469 maxp = num2str(max, 6, 1, 0, N2S_NONE);
b29ad562 470
a666cab8 471 log_buf(out, " %s %s: min=%s, max=%s, avg=%5.02f,"
b29ad562
JA		 472 " stdev=%5.02f\n", name, base, minp, maxp, mean, dev);
473
474 free(minp);
475 free(maxp);
ea2accc5
JA		 476}
477
b182f077
NC		 478static struct thread_stat *gen_mixed_ddir_stats_from_ts(struct thread_stat *ts)
479{
480 struct thread_stat *ts_lcl;
481
482 /*
483 * Handle aggregation of Reads (ddir = 0), Writes (ddir = 1), and
484 * Trims (ddir = 2)
485 */
486 ts_lcl = malloc(sizeof(struct thread_stat));
487 if (!ts_lcl) {
488 log_err("fio: failed to allocate local thread stat\n");
489 return NULL;
490 }
491
492 init_thread_stat(ts_lcl);
493
494 /* calculate mixed stats */
495 ts_lcl->unified_rw_rep = UNIFIED_MIXED;
496 ts_lcl->lat_percentiles = ts->lat_percentiles;
497 ts_lcl->clat_percentiles = ts->clat_percentiles;
498 ts_lcl->slat_percentiles = ts->slat_percentiles;
499 ts_lcl->percentile_precision = ts->percentile_precision;
500 memcpy(ts_lcl->percentile_list, ts->percentile_list, sizeof(ts->percentile_list));
501
502 sum_thread_stats(ts_lcl, ts);
503
504 return ts_lcl;
505}
506
2e545522
NC		 507static double convert_agg_kbytes_percent(struct group_run_stats *rs,
508 enum fio_ddir ddir, int mean)
5c0abd5e 509{
510 double p_of_agg = 100.0;
511 if (rs && rs->agg[ddir] > 1024) {
106e14ce 512 p_of_agg = mean * 100.0 / (double) (rs->agg[ddir] / 1024.0);
5c0abd5e 513
514 if (p_of_agg > 100.0)
515 p_of_agg = 100.0;
516 }
517 return p_of_agg;
518}
519
756867bd 520static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
2e545522 521 enum fio_ddir ddir, struct buf_output *out)
3c39a379 522{
d6bb626e
VF		 523 unsigned long runt;
524 unsigned long long min, max, bw, iops;
3c39a379 525 double mean, dev;
96563db9 526 char *io_p, *bw_p, *bw_p_alt, *iops_p, *post_st = NULL;
692dec0c
NC		 527 int i2p, i;
528 const char *clat_type = ts->lat_percentiles ? "lat" : "clat";
3c39a379 529
b2b3eefe
JA		 530 if (ddir_sync(ddir)) {
531 if (calc_lat(&ts->sync_stat, &min, &max, &mean, &dev)) {
532 log_buf(out, " %s:\n", "fsync/fdatasync/sync_file_range");
425d3e0e 533 display_lat(io_ddir_name(ddir), min, max, mean, dev, out);
b2b3eefe
JA		 534 show_clat_percentiles(ts->io_u_sync_plat,
535 ts->sync_stat.samples,
536 ts->percentile_list,
537 ts->percentile_precision,
425d3e0e 538 io_ddir_name(ddir), out);
b2b3eefe
JA		 539 }
540 return;
541 }
542
ff58fced
JA		 543 assert(ddir_rw(ddir));
544
756867bd 545 if (!ts->runtime[ddir])
3c39a379
JA		 546 return;
547
90fef2d1 548 i2p = is_power_of_2(rs->kb_base);
8879fd15
JA		 549 runt = ts->runtime[ddir];
550
551 bw = (1000 * ts->io_bytes[ddir]) / runt;
e883cb35
JF		 552 io_p = num2str(ts->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
553 bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
554 bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
8879fd15 555
0aacc50c 556 iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt;
e883cb35 557 iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
16be6037 558 if (ddir == DDIR_WRITE || ddir == DDIR_TRIM)
96563db9
JA		 559 post_st = zbd_write_status(ts);
560 else if (ddir == DDIR_READ && ts->cachehit && ts->cachemiss) {
561 uint64_t total;
562 double hit;
563
564 total = ts->cachehit + ts->cachemiss;
565 hit = (double) ts->cachehit / (double) total;
566 hit *= 100.0;
567 if (asprintf(&post_st, "; Cachehit=%0.2f%%", hit) < 0)
568 post_st = NULL;
569 }
dbe1125e 570
fd5d733f 571 log_buf(out, " %s: IOPS=%s, BW=%s (%s)(%s/%llumsec)%s\n",
5cb8a8cd 572 (ts->unified_rw_rep == UNIFIED_MIXED) ? "mixed" : io_ddir_name(ddir),
d694a6a7 573 iops_p, bw_p, bw_p_alt, io_p,
fd5d733f 574 (unsigned long long) ts->runtime[ddir],
96563db9 575 post_st ? : "");
dbe1125e 576
96563db9 577 free(post_st);
dbe1125e
JA		 578 free(io_p);
579 free(bw_p);
d694a6a7 580 free(bw_p_alt);
b3605062 581 free(iops_p);
3c39a379 582
b29ad562 583 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 584 display_lat("slat", min, max, mean, dev, out);
b29ad562 585 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 586 display_lat("clat", min, max, mean, dev, out);
b29ad562 587 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 588 display_lat(" lat", min, max, mean, dev, out);
692dec0c
NC		 589
590 /* Only print per prio stats if there are >= 2 prios with samples */
591 if (get_nr_prios_with_samples(ts, ddir) >= 2) {
592 for (i = 0; i < ts->nr_clat_prio[ddir]; i++) {
a967e54d
DLM		 593 char buf[64];
594
595 if (!calc_lat(&ts->clat_prio[ddir][i].clat_stat, &min,
596 &max, &mean, &dev))
597 continue;
598
599 snprintf(buf, sizeof(buf),
600 "%s prio %u/%u",
601 clat_type,
602 ioprio_class(ts->clat_prio[ddir][i].ioprio),
603 ioprio(ts->clat_prio[ddir][i].ioprio));
604 display_lat(buf, min, max, mean, dev, out);
692dec0c 605 }
2e86a90c 606 }
02af0988 607
56440e63
VF		 608 if (ts->slat_percentiles && ts->slat_stat[ddir].samples > 0)
609 show_clat_percentiles(ts->io_u_plat[FIO_SLAT][ddir],
610 ts->slat_stat[ddir].samples,
611 ts->percentile_list,
612 ts->percentile_precision, "slat", out);
613 if (ts->clat_percentiles && ts->clat_stat[ddir].samples > 0)
614 show_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
615 ts->clat_stat[ddir].samples,
616 ts->percentile_list,
617 ts->percentile_precision, "clat", out);
618 if (ts->lat_percentiles && ts->lat_stat[ddir].samples > 0)
619 show_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
620 ts->lat_stat[ddir].samples,
621 ts->percentile_list,
622 ts->percentile_precision, "lat", out);
623
b599759b 624 if (ts->clat_percentiles || ts->lat_percentiles) {
692dec0c 625 char prio_name[64];
af1600c1
SW		 626 uint64_t samples;
627
56440e63 628 if (ts->lat_percentiles)
af1600c1 629 samples = ts->lat_stat[ddir].samples;
56440e63
VF		 630 else
631 samples = ts->clat_stat[ddir].samples;
b2a432bf 632
692dec0c
NC		 633 /* Only print per prio stats if there are >= 2 prios with samples */
634 if (get_nr_prios_with_samples(ts, ddir) >= 2) {
635 for (i = 0; i < ts->nr_clat_prio[ddir]; i++) {
a967e54d
DLM		 636 uint64_t prio_samples =
637 ts->clat_prio[ddir][i].clat_stat.samples;
638
639 if (!prio_samples)
640 continue;
641
642 snprintf(prio_name, sizeof(prio_name),
643 "%s prio %u/%u (%.2f%% of IOs)",
644 clat_type,
645 ioprio_class(ts->clat_prio[ddir][i].ioprio),
646 ioprio(ts->clat_prio[ddir][i].ioprio),
647 100. * (double) prio_samples / (double) samples);
648 show_clat_percentiles(ts->clat_prio[ddir][i].io_u_plat,
649 prio_samples, ts->percentile_list,
650 ts->percentile_precision,
651 prio_name, out);
692dec0c 652 }
b2a432bf 653 }
83349190 654 }
56440e63 655
079ad09b 656 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
142c7f2d 657 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
d694a6a7
RE		 658 const char *bw_str;
659
660 if ((rs->unit_base == 1) && i2p)
661 bw_str = "Kibit";
662 else if (rs->unit_base == 1)
663 bw_str = "kbit";
664 else if (i2p)
665 bw_str = "KiB";
666 else
667 bw_str = "kB";
d686990a 668
5c0abd5e 669 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
d1707474 670
d686990a
SN		 671 if (rs->unit_base == 1) {
672 min *= 8.0;
673 max *= 8.0;
674 mean *= 8.0;
675 dev *= 8.0;
676 }
3c39a379 677
142c7f2d
SN		 678 if (mean > fkb_base * fkb_base) {
679 min /= fkb_base;
680 max /= fkb_base;
681 mean /= fkb_base;
682 dev /= fkb_base;
d694a6a7 683 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
b7017e32
JA		 684 }
685
54c05828 686 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
29eb371b 687 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828
AH		 688 bw_str, min, max, p_of_agg, mean, dev,
689 (&ts->bw_stat[ddir])->samples);
3c39a379 690 }
188b6016 691 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
21ba6606 692 log_buf(out, " iops : min=%5llu, max=%5llu, "
29eb371b 693 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828 694 min, max, mean, dev, (&ts->iops_stat[ddir])->samples);
188b6016 695 }
3c39a379
JA		 696}
697
53d966f8
NC		 698static void show_mixed_ddir_status(struct group_run_stats *rs,
699 struct thread_stat *ts,
700 struct buf_output *out)
701{
b182f077 702 struct thread_stat *ts_lcl = gen_mixed_ddir_stats_from_ts(ts);
53d966f8 703
b182f077
NC		 704 if (ts_lcl)
705 show_ddir_status(rs, ts_lcl, DDIR_READ, out);
53d966f8 706
692dec0c 707 free_clat_prio_stats(ts_lcl);
53d966f8
NC		 708 free(ts_lcl);
709}
710
8985b491
JA		 711static bool show_lat(double *io_u_lat, int nr, const char **ranges,
712 const char *msg, struct buf_output *out)
04a0feae 713{
8985b491
JA		 714 bool new_line = true, shown = false;
715 int i, line = 0;
04a0feae
JA		 716
717 for (i = 0; i < nr; i++) {
718 if (io_u_lat[i] <= 0.0)
719 continue;
8985b491 720 shown = true;
04a0feae 721 if (new_line) {
4539ed73 722 if (line)
a666cab8 723 log_buf(out, "\n");
4a19fcaa 724 log_buf(out, " lat (%s) : ", msg);
8985b491 725 new_line = false;
04a0feae
JA		 726 line = 0;
727 }
728 if (line)
a666cab8
JA		 729 log_buf(out, ", ");
730 log_buf(out, "%s%3.2f%%", ranges[i], io_u_lat[i]);
04a0feae
JA		 731 line++;
732 if (line == 5)
8985b491 733 new_line = true;
04a0feae 734 }
7e1773ba
JA		 735
736 if (shown)
a666cab8 737 log_buf(out, "\n");
7e1773ba 738
8985b491 739 return true;
04a0feae
JA		 740}
741
d6bb626e
VF		 742static void show_lat_n(double *io_u_lat_n, struct buf_output *out)
743{
744 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
745 "250=", "500=", "750=", "1000=", };
746
747 show_lat(io_u_lat_n, FIO_IO_U_LAT_N_NR, ranges, "nsec", out);
748}
749
a666cab8 750static void show_lat_u(double *io_u_lat_u, struct buf_output *out)
04a0feae
JA		 751{
752 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
753 "250=", "500=", "750=", "1000=", };
754
a666cab8 755 show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec", out);
04a0feae
JA		 756}
757
a666cab8 758static void show_lat_m(double *io_u_lat_m, struct buf_output *out)
04a0feae
JA		 759{
760 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
761 "250=", "500=", "750=", "1000=", "2000=",
762 ">=2000=", };
763
a666cab8 764 show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec", out);
04a0feae
JA		 765}
766
a666cab8 767static void show_latencies(struct thread_stat *ts, struct buf_output *out)
04a0feae 768{
d6bb626e 769 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
c551f65a
JA		 770 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
771 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
772
d6bb626e 773 stat_calc_lat_n(ts, io_u_lat_n);
5a18988e
JA		 774 stat_calc_lat_u(ts, io_u_lat_u);
775 stat_calc_lat_m(ts, io_u_lat_m);
776
d6bb626e 777 show_lat_n(io_u_lat_n, out);
a666cab8
JA		 778 show_lat_u(io_u_lat_u, out);
779 show_lat_m(io_u_lat_m, out);
04a0feae
JA		 780}
781
66347cfa
DE		 782static int block_state_category(int block_state)
783{
784 switch (block_state) {
785 case BLOCK_STATE_UNINIT:
786 return 0;
787 case BLOCK_STATE_TRIMMED:
788 case BLOCK_STATE_WRITTEN:
789 return 1;
790 case BLOCK_STATE_WRITE_FAILURE:
791 case BLOCK_STATE_TRIM_FAILURE:
792 return 2;
793 default:
081c2dc3 794 /* Silence compile warning on some BSDs and have a return */
66347cfa 795 assert(0);
07ff5841 796 return -1;
66347cfa
DE		 797 }
798}
799
800static int compare_block_infos(const void *bs1, const void *bs2)
801{
5fff9543
JF		 802 uint64_t block1 = *(uint64_t *)bs1;
803 uint64_t block2 = *(uint64_t *)bs2;
66347cfa
DE		 804 int state1 = BLOCK_INFO_STATE(block1);
805 int state2 = BLOCK_INFO_STATE(block2);
806 int bscat1 = block_state_category(state1);
807 int bscat2 = block_state_category(state2);
808 int cycles1 = BLOCK_INFO_TRIMS(block1);
809 int cycles2 = BLOCK_INFO_TRIMS(block2);
810
811 if (bscat1 < bscat2)
812 return -1;
813 if (bscat1 > bscat2)
814 return 1;
815
816 if (cycles1 < cycles2)
817 return -1;
818 if (cycles1 > cycles2)
819 return 1;
820
821 if (state1 < state2)
822 return -1;
823 if (state1 > state2)
824 return 1;
825
826 assert(block1 == block2);
827 return 0;
828}
829
830static int calc_block_percentiles(int nr_block_infos, uint32_t *block_infos,
831 fio_fp64_t *plist, unsigned int **percentiles,
832 unsigned int *types)
833{
834 int len = 0;
835 int i, nr_uninit;
836
837 qsort(block_infos, nr_block_infos, sizeof(uint32_t), compare_block_infos);
838
839 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
840 len++;
841
842 if (!len)
843 return 0;
844
845 /*
846 * Sort the percentile list. Note that it may already be sorted if
847 * we are using the default values, but since it's a short list this
848 * isn't a worry. Also note that this does not work for NaN values.
849 */
850 if (len > 1)
68e0dc1a 851 qsort(plist, len, sizeof(plist[0]), double_cmp);
66347cfa 852
66347cfa
DE		 853 /* Start only after the uninit entries end */
854 for (nr_uninit = 0;
855 nr_uninit < nr_block_infos
856 && BLOCK_INFO_STATE(block_infos[nr_uninit]) == BLOCK_STATE_UNINIT;
857 nr_uninit ++)
858 ;
859
860 if (nr_uninit == nr_block_infos)
861 return 0;
862
863 *percentiles = calloc(len, sizeof(**percentiles));
864
865 for (i = 0; i < len; i++) {
866 int idx = (plist[i].u.f * (nr_block_infos - nr_uninit) / 100)
867 + nr_uninit;
868 (*percentiles)[i] = BLOCK_INFO_TRIMS(block_infos[idx]);
869 }
870
871 memset(types, 0, sizeof(*types) * BLOCK_STATE_COUNT);
872 for (i = 0; i < nr_block_infos; i++)
873 types[BLOCK_INFO_STATE(block_infos[i])]++;
874
875 return len;
876}
877
878static const char *block_state_names[] = {
879 [BLOCK_STATE_UNINIT] = "unwritten",
880 [BLOCK_STATE_TRIMMED] = "trimmed",
881 [BLOCK_STATE_WRITTEN] = "written",
882 [BLOCK_STATE_TRIM_FAILURE] = "trim failure",
883 [BLOCK_STATE_WRITE_FAILURE] = "write failure",
884};
885
886static void show_block_infos(int nr_block_infos, uint32_t *block_infos,
a666cab8 887 fio_fp64_t *plist, struct buf_output *out)
66347cfa
DE		 888{
889 int len, pos, i;
890 unsigned int *percentiles = NULL;
891 unsigned int block_state_counts[BLOCK_STATE_COUNT];
892
893 len = calc_block_percentiles(nr_block_infos, block_infos, plist,
894 &percentiles, block_state_counts);
895
a666cab8 896 log_buf(out, " block lifetime percentiles :\n |");
66347cfa
DE		 897 pos = 0;
898 for (i = 0; i < len; i++) {
899 uint32_t block_info = percentiles[i];
900#define LINE_LENGTH 75
901 char str[LINE_LENGTH];
902 int strln = snprintf(str, LINE_LENGTH, " %3.2fth=%u%c",
903 plist[i].u.f, block_info,
904 i == len - 1 ? '\n' : ',');
905 assert(strln < LINE_LENGTH);
906 if (pos + strln > LINE_LENGTH) {
907 pos = 0;
a666cab8 908 log_buf(out, "\n |");
66347cfa 909 }
a666cab8 910 log_buf(out, "%s", str);
66347cfa
DE		 911 pos += strln;
912#undef LINE_LENGTH
913 }
914 if (percentiles)
915 free(percentiles);
916
a666cab8 917 log_buf(out, " states :");
66347cfa 918 for (i = 0; i < BLOCK_STATE_COUNT; i++)
a666cab8 919 log_buf(out, " %s=%u%c",
66347cfa
DE		 920 block_state_names[i], block_state_counts[i],
921 i == BLOCK_STATE_COUNT - 1 ? '\n' : ',');
922}
923
d685adfb
VF		 924static void show_ss_normal(struct thread_stat *ts, struct buf_output *out)
925{
d694a6a7 926 char *p1, *p1alt, *p2;
d685adfb
VF		 927 unsigned long long bw_mean, iops_mean;
928 const int i2p = is_power_of_2(ts->kb_base);
929
0c13c969 930 if (!ts->ss_dur)
d685adfb
VF		 931 return;
932
bb49c8bd
VF		 933 bw_mean = steadystate_bw_mean(ts);
934 iops_mean = steadystate_iops_mean(ts);
d685adfb 935
e883cb35
JF		 936 p1 = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, i2p, ts->unit_base);
937 p1alt = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, !i2p, ts->unit_base);
938 p2 = num2str(iops_mean, ts->sig_figs, 1, 0, N2S_NONE);
d685adfb 939
d694a6a7 940 log_buf(out, " steadystate : attained=%s, bw=%s (%s), iops=%s, %s%s=%.3f%s\n",
c8caba48 941 ts->ss_state & FIO_SS_ATTAINED ? "yes" : "no",
d694a6a7 942 p1, p1alt, p2,
c8caba48
JA		 943 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
944 ts->ss_state & FIO_SS_SLOPE ? " slope": " mean dev",
bb49c8bd 945 ts->ss_criterion.u.f,
c8caba48 946 ts->ss_state & FIO_SS_PCT ? "%" : "");
d685adfb
VF		 947
948 free(p1);
d694a6a7 949 free(p1alt);
d685adfb
VF		 950 free(p2);
951}
952
2a2fdab1
L		 953static void show_agg_stats(struct disk_util_agg *agg, int terse,
954 struct buf_output *out)
955{
956 if (!agg->slavecount)
957 return;
958
959 if (!terse) {
bb08a260
VF		 960 log_buf(out, ", aggrios=%llu/%llu, aggsectors=%llu/%llu, "
961 "aggrmerge=%llu/%llu, aggrticks=%llu/%llu, "
962 "aggrin_queue=%llu, aggrutil=%3.2f%%",
2a2fdab1
L		 963 (unsigned long long) agg->ios[0] / agg->slavecount,
964 (unsigned long long) agg->ios[1] / agg->slavecount,
bb08a260
VF		 965 (unsigned long long) agg->sectors[0] / agg->slavecount,
966 (unsigned long long) agg->sectors[1] / agg->slavecount,
2a2fdab1
L		 967 (unsigned long long) agg->merges[0] / agg->slavecount,
968 (unsigned long long) agg->merges[1] / agg->slavecount,
969 (unsigned long long) agg->ticks[0] / agg->slavecount,
970 (unsigned long long) agg->ticks[1] / agg->slavecount,
971 (unsigned long long) agg->time_in_queue / agg->slavecount,
972 agg->max_util.u.f);
973 } else {
974 log_buf(out, ";slaves;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
975 (unsigned long long) agg->ios[0] / agg->slavecount,
976 (unsigned long long) agg->ios[1] / agg->slavecount,
977 (unsigned long long) agg->merges[0] / agg->slavecount,
978 (unsigned long long) agg->merges[1] / agg->slavecount,
979 (unsigned long long) agg->ticks[0] / agg->slavecount,
980 (unsigned long long) agg->ticks[1] / agg->slavecount,
981 (unsigned long long) agg->time_in_queue / agg->slavecount,
982 agg->max_util.u.f);
983 }
984}
985
986static void aggregate_slaves_stats(struct disk_util *masterdu)
987{
988 struct disk_util_agg *agg = &masterdu->agg;
989 struct disk_util_stat *dus;
990 struct flist_head *entry;
991 struct disk_util *slavedu;
992 double util;
993
994 flist_for_each(entry, &masterdu->slaves) {
995 slavedu = flist_entry(entry, struct disk_util, slavelist);
996 dus = &slavedu->dus;
997 agg->ios[0] += dus->s.ios[0];
998 agg->ios[1] += dus->s.ios[1];
999 agg->merges[0] += dus->s.merges[0];
1000 agg->merges[1] += dus->s.merges[1];
1001 agg->sectors[0] += dus->s.sectors[0];
1002 agg->sectors[1] += dus->s.sectors[1];
1003 agg->ticks[0] += dus->s.ticks[0];
1004 agg->ticks[1] += dus->s.ticks[1];
1005 agg->time_in_queue += dus->s.time_in_queue;
1006 agg->slavecount++;
1007
1008 util = (double) (100 * dus->s.io_ticks / (double) slavedu->dus.s.msec);
1009 /* System utilization is the utilization of the
1010 * component with the highest utilization.
1011 */
1012 if (util > agg->max_util.u.f)
1013 agg->max_util.u.f = util;
1014
1015 }
1016
1017 if (agg->max_util.u.f > 100.0)
1018 agg->max_util.u.f = 100.0;
1019}
1020
1021void print_disk_util(struct disk_util_stat *dus, struct disk_util_agg *agg,
1022 int terse, struct buf_output *out)
1023{
1024 double util = 0;
1025
1026 if (dus->s.msec)
1027 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
1028 if (util > 100.0)
1029 util = 100.0;
1030
1031 if (!terse) {
1032 if (agg->slavecount)
1033 log_buf(out, " ");
1034
75cbc26d
BVA		 1035 log_buf(out, " %s: ios=%llu/%llu, sectors=%llu/%llu, "
1036 "merge=%llu/%llu, ticks=%llu/%llu, in_queue=%llu, "
1037 "util=%3.2f%%",
2a2fdab1
L		 1038 dus->name,
1039 (unsigned long long) dus->s.ios[0],
1040 (unsigned long long) dus->s.ios[1],
75cbc26d
BVA		 1041 (unsigned long long) dus->s.sectors[0],
1042 (unsigned long long) dus->s.sectors[1],
2a2fdab1
L		 1043 (unsigned long long) dus->s.merges[0],
1044 (unsigned long long) dus->s.merges[1],
1045 (unsigned long long) dus->s.ticks[0],
1046 (unsigned long long) dus->s.ticks[1],
1047 (unsigned long long) dus->s.time_in_queue,
1048 util);
1049 } else {
1050 log_buf(out, ";%s;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
1051 dus->name,
1052 (unsigned long long) dus->s.ios[0],
1053 (unsigned long long) dus->s.ios[1],
1054 (unsigned long long) dus->s.merges[0],
1055 (unsigned long long) dus->s.merges[1],
1056 (unsigned long long) dus->s.ticks[0],
1057 (unsigned long long) dus->s.ticks[1],
1058 (unsigned long long) dus->s.time_in_queue,
1059 util);
1060 }
1061
1062 /*
1063 * If the device has slaves, aggregate the stats for
1064 * those slave devices also.
1065 */
1066 show_agg_stats(agg, terse, out);
1067
1068 if (!terse)
1069 log_buf(out, "\n");
1070}
1071
1072void json_array_add_disk_util(struct disk_util_stat *dus,
1073 struct disk_util_agg *agg, struct json_array *array)
1074{
1075 struct json_object *obj;
1076 double util = 0;
1077
1078 if (dus->s.msec)
1079 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
1080 if (util > 100.0)
1081 util = 100.0;
1082
1083 obj = json_create_object();
1084 json_array_add_value_object(array, obj);
1085
eb2f29b7 1086 json_object_add_value_string(obj, "name", (const char *)dus->name);
2a2fdab1
L		 1087 json_object_add_value_int(obj, "read_ios", dus->s.ios[0]);
1088 json_object_add_value_int(obj, "write_ios", dus->s.ios[1]);
fc250131
VF		 1089 json_object_add_value_int(obj, "read_sectors", dus->s.sectors[0]);
1090 json_object_add_value_int(obj, "write_sectors", dus->s.sectors[1]);
2a2fdab1
L		 1091 json_object_add_value_int(obj, "read_merges", dus->s.merges[0]);
1092 json_object_add_value_int(obj, "write_merges", dus->s.merges[1]);
1093 json_object_add_value_int(obj, "read_ticks", dus->s.ticks[0]);
1094 json_object_add_value_int(obj, "write_ticks", dus->s.ticks[1]);
1095 json_object_add_value_int(obj, "in_queue", dus->s.time_in_queue);
1096 json_object_add_value_float(obj, "util", util);
1097
1098 /*
1099 * If the device has slaves, aggregate the stats for
1100 * those slave devices also.
1101 */
1102 if (!agg->slavecount)
1103 return;
1104 json_object_add_value_int(obj, "aggr_read_ios",
1105 agg->ios[0] / agg->slavecount);
1106 json_object_add_value_int(obj, "aggr_write_ios",
1107 agg->ios[1] / agg->slavecount);
fc250131
VF		 1108 json_object_add_value_int(obj, "aggr_read_sectors",
1109 agg->sectors[0] / agg->slavecount);
1110 json_object_add_value_int(obj, "aggr_write_sectors",
1111 agg->sectors[1] / agg->slavecount);
2a2fdab1
L		 1112 json_object_add_value_int(obj, "aggr_read_merges",
1113 agg->merges[0] / agg->slavecount);
1114 json_object_add_value_int(obj, "aggr_write_merge",
1115 agg->merges[1] / agg->slavecount);
1116 json_object_add_value_int(obj, "aggr_read_ticks",
1117 agg->ticks[0] / agg->slavecount);
1118 json_object_add_value_int(obj, "aggr_write_ticks",
1119 agg->ticks[1] / agg->slavecount);
1120 json_object_add_value_int(obj, "aggr_in_queue",
1121 agg->time_in_queue / agg->slavecount);
1122 json_object_add_value_float(obj, "aggr_util", agg->max_util.u.f);
1123}
1124
1125static void json_object_add_disk_utils(struct json_object *obj,
1126 struct flist_head *head)
1127{
1128 struct json_array *array = json_create_array();
1129 struct flist_head *entry;
1130 struct disk_util *du;
1131
1132 json_object_add_value_array(obj, "disk_util", array);
1133
1134 flist_for_each(entry, head) {
1135 du = flist_entry(entry, struct disk_util, list);
1136
1137 aggregate_slaves_stats(du);
1138 json_array_add_disk_util(&du->dus, &du->agg, array);
1139 }
1140}
1141
1142void show_disk_util(int terse, struct json_object *parent,
1143 struct buf_output *out)
1144{
1145 struct flist_head *entry;
1146 struct disk_util *du;
1147 bool do_json;
1148
1149 if (!is_running_backend())
1150 return;
1151
6dc75062 1152 if (flist_empty(&disk_list))
2a2fdab1 1153 return;
2a2fdab1
L		 1154
1155 if ((output_format & FIO_OUTPUT_JSON) && parent)
1156 do_json = true;
1157 else
1158 do_json = false;
1159
1160 if (!terse && !do_json)
1161 log_buf(out, "\nDisk stats (read/write):\n");
1162
6dc75062 1163 if (do_json) {
2a2fdab1 1164 json_object_add_disk_utils(parent, &disk_list);
6dc75062 1165 } else if (output_format & ~(FIO_OUTPUT_JSON | FIO_OUTPUT_JSON_PLUS)) {
2a2fdab1
L		 1166 flist_for_each(entry, &disk_list) {
1167 du = flist_entry(entry, struct disk_util, list);
1168
1169 aggregate_slaves_stats(du);
1170 print_disk_util(&du->dus, &du->agg, terse, out);
1171 }
1172 }
1173}
1174
10aa136b 1175static void show_thread_status_normal(struct thread_stat *ts,
a666cab8
JA		 1176 struct group_run_stats *rs,
1177 struct buf_output *out)
3c39a379
JA		 1178{
1179 double usr_cpu, sys_cpu;
69008999 1180 unsigned long runtime;
71619dc2 1181 double io_u_dist[FIO_IO_U_MAP_NR];
57a64324 1182 time_t time_p;
35326842 1183 char time_buf[32];
3c39a379 1184
9966af7b 1185 if (!ddir_rw_sum(ts->io_bytes) && !ddir_rw_sum(ts->total_io_u))
3c39a379 1186 return;
7a4e480d 1187
33477b4b 1188 memset(time_buf, 0, sizeof(time_buf));
3c39a379 1189
57a64324 1190 time(&time_p);
45054cbe 1191 os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf));
57a64324 1192
5ec10eaa 1193 if (!ts->error) {
a666cab8 1194 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s",
5ec10eaa 1195 ts->name, ts->groupid, ts->members,
57a64324 1196 ts->error, (int) ts->pid, time_buf);
5ec10eaa 1197 } else {
a666cab8 1198 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s",
5ec10eaa 1199 ts->name, ts->groupid, ts->members,
57a64324
JA		 1200 ts->error, ts->verror, (int) ts->pid,
1201 time_buf);
5ec10eaa 1202 }
3c39a379 1203
259e47de 1204 if (strlen(ts->description))
a666cab8 1205 log_buf(out, " Description : [%s]\n", ts->description);
7bdce1bd 1206
dde39f8c
AD		 1207 for_each_rw_ddir(ddir) {
1208 if (ts->io_bytes[ddir])
1209 show_ddir_status(rs, ts, ddir, out);
1210 }
3c39a379 1211
5cb8a8cd
BP		 1212 if (ts->unified_rw_rep == UNIFIED_BOTH)
1213 show_mixed_ddir_status(rs, ts, out);
1214
a666cab8 1215 show_latencies(ts, out);
7e1773ba 1216
b2b3eefe
JA		 1217 if (ts->sync_stat.samples)
1218 show_ddir_status(rs, ts, DDIR_SYNC, out);
1219
756867bd 1220 runtime = ts->total_run_time;
69008999 1221 if (runtime) {
1e97cce9 1222 double runt = (double) runtime;
3c39a379 1223
756867bd
JA		 1224 usr_cpu = (double) ts->usr_time * 100 / runt;
1225 sys_cpu = (double) ts->sys_time * 100 / runt;
3c39a379
JA		 1226 } else {
1227 usr_cpu = 0;
1228 sys_cpu = 0;
1229 }
1230
a666cab8 1231 log_buf(out, " cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu,"
4e0a8fa2
JA		 1232 " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu,
1233 (unsigned long long) ts->ctx,
1234 (unsigned long long) ts->majf,
1235 (unsigned long long) ts->minf);
71619dc2 1236
d79db122 1237 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
a666cab8 1238 log_buf(out, " IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
5ec10eaa
JA		 1239 " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1240 io_u_dist[1], io_u_dist[2],
1241 io_u_dist[3], io_u_dist[4],
1242 io_u_dist[5], io_u_dist[6]);
838bc709
JA		 1243
1244 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
a666cab8 1245 log_buf(out, " submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1246 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1247 io_u_dist[1], io_u_dist[2],
1248 io_u_dist[3], io_u_dist[4],
1249 io_u_dist[5], io_u_dist[6]);
1250 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
a666cab8 1251 log_buf(out, " complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1252 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1253 io_u_dist[1], io_u_dist[2],
1254 io_u_dist[3], io_u_dist[4],
1255 io_u_dist[5], io_u_dist[6]);
7f3ecee2
JA		 1256 log_buf(out, " issued rwts: total=%llu,%llu,%llu,%llu"
1257 " short=%llu,%llu,%llu,0"
1258 " dropped=%llu,%llu,%llu,0\n",
4e0a8fa2
JA		 1259 (unsigned long long) ts->total_io_u[0],
1260 (unsigned long long) ts->total_io_u[1],
1261 (unsigned long long) ts->total_io_u[2],
7f3ecee2 1262 (unsigned long long) ts->total_io_u[3],
4e0a8fa2
JA		 1263 (unsigned long long) ts->short_io_u[0],
1264 (unsigned long long) ts->short_io_u[1],
3bcb9d94
JA		 1265 (unsigned long long) ts->short_io_u[2],
1266 (unsigned long long) ts->drop_io_u[0],
1267 (unsigned long long) ts->drop_io_u[1],
1268 (unsigned long long) ts->drop_io_u[2]);
f2bba182 1269 if (ts->continue_on_error) {
a666cab8 1270 log_buf(out, " errors : total=%llu, first_error=%d/<%s>\n",
4e0a8fa2 1271 (unsigned long long)ts->total_err_count,
1ec99eea
JA		 1272 ts->first_error,
1273 strerror(ts->first_error));
f2bba182 1274 }
3e260a46 1275 if (ts->latency_depth) {
a666cab8 1276 log_buf(out, " latency : target=%llu, window=%llu, percentile=%.2f%%, depth=%u\n",
3e260a46
JA		 1277 (unsigned long long)ts->latency_target,
1278 (unsigned long long)ts->latency_window,
1279 ts->latency_percentile.u.f,
1280 ts->latency_depth);
1281 }
66347cfa
DE		 1282
1283 if (ts->nr_block_infos)
1284 show_block_infos(ts->nr_block_infos, ts->block_infos,
a666cab8 1285 ts->percentile_list, out);
d685adfb 1286
bb49c8bd 1287 if (ts->ss_dur)
d685adfb 1288 show_ss_normal(ts, out);
3c39a379
JA		 1289}
1290
756867bd 1291static void show_ddir_status_terse(struct thread_stat *ts,
2e545522
NC		 1292 struct group_run_stats *rs,
1293 enum fio_ddir ddir, int ver,
1294 struct buf_output *out)
c6ae0a5b 1295{
d6bb626e
VF		 1296 unsigned long long min, max, minv, maxv, bw, iops;
1297 unsigned long long *ovals = NULL;
c6ae0a5b 1298 double mean, dev;
d6bb626e 1299 unsigned int len;
a2c95580 1300 int i, bw_stat;
c6ae0a5b 1301
ff58fced
JA		 1302 assert(ddir_rw(ddir));
1303
312b4af2
JA		 1304 iops = bw = 0;
1305 if (ts->runtime[ddir]) {
1306 uint64_t runt = ts->runtime[ddir];
1307
420b104a 1308 bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; /* KiB/s */
312b4af2
JA		 1309 iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
1310 }
c6ae0a5b 1311
a666cab8 1312 log_buf(out, ";%llu;%llu;%llu;%llu",
4e0a8fa2
JA		 1313 (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops,
1314 (unsigned long long) ts->runtime[ddir]);
c6ae0a5b 1315
079ad09b 1316 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1317 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1318 else
d6bb626e 1319 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1320
079ad09b 1321 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1322 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1323 else
d6bb626e 1324 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1325
6dc75062 1326 if (ts->lat_percentiles) {
56440e63
VF		 1327 len = calc_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
1328 ts->lat_stat[ddir].samples,
1329 ts->percentile_list, &ovals, &maxv,
1330 &minv);
6dc75062 1331 } else if (ts->clat_percentiles) {
df8781b6 1332 len = calc_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
1db92cb6
JA		 1333 ts->clat_stat[ddir].samples,
1334 ts->percentile_list, &ovals, &maxv,
1335 &minv);
6dc75062 1336 } else {
1db92cb6 1337 len = 0;
6dc75062
JA		 1338 }
1339
1db92cb6
JA		 1340 for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
1341 if (i >= len) {
a666cab8 1342 log_buf(out, ";0%%=0");
1db92cb6
JA		 1343 continue;
1344 }
247823cc 1345 log_buf(out, ";%f%%=%llu", ts->percentile_list[i].u.f, ovals[i]/1000);
1db92cb6 1346 }
2341a37a
K		 1347
1348 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1349 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
2341a37a 1350 else
d6bb626e 1351 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
2341a37a 1352
283feb79 1353 free(ovals);
1db92cb6 1354
a2c95580
AH		 1355 bw_stat = calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev);
1356 if (bw_stat) {
19d3e967
JA		 1357 double p_of_agg = 100.0;
1358
1359 if (rs->agg[ddir]) {
d1707474 1360 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
19d3e967
JA		 1361 if (p_of_agg > 100.0)
1362 p_of_agg = 100.0;
1363 }
c6ae0a5b 1364
d6bb626e 1365 log_buf(out, ";%llu;%llu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
6dc75062 1366 } else {
d6bb626e 1367 log_buf(out, ";%llu;%llu;%f%%;%f;%f", 0ULL, 0ULL, 0.0, 0.0, 0.0);
6dc75062 1368 }
a2c95580
AH		 1369
1370 if (ver == 5) {
1371 if (bw_stat)
29eb371b 1372 log_buf(out, ";%" PRIu64, (&ts->bw_stat[ddir])->samples);
a2c95580
AH		 1373 else
1374 log_buf(out, ";%lu", 0UL);
1375
1376 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev))
29eb371b 1377 log_buf(out, ";%llu;%llu;%f;%f;%" PRIu64, min, max,
a2c95580
AH		 1378 mean, dev, (&ts->iops_stat[ddir])->samples);
1379 else
1380 log_buf(out, ";%llu;%llu;%f;%f;%lu", 0ULL, 0ULL, 0.0, 0.0, 0UL);
1381 }
c6ae0a5b
JA		 1382}
1383
5cb8a8cd
BP		 1384static void show_mixed_ddir_status_terse(struct thread_stat *ts,
1385 struct group_run_stats *rs,
1386 int ver, struct buf_output *out)
1387{
b182f077 1388 struct thread_stat *ts_lcl = gen_mixed_ddir_stats_from_ts(ts);
5cb8a8cd 1389
b182f077
NC		 1390 if (ts_lcl)
1391 show_ddir_status_terse(ts_lcl, rs, DDIR_READ, ver, out);
5cb8a8cd 1392
692dec0c 1393 free_clat_prio_stats(ts_lcl);
5cb8a8cd
BP		 1394 free(ts_lcl);
1395}
1396
6dc75062
JA		 1397static struct json_object *add_ddir_lat_json(struct thread_stat *ts,
1398 uint32_t percentiles,
1399 struct io_stat *lat_stat,
1400 uint64_t *io_u_plat)
56440e63
VF		 1401{
1402 char buf[120];
1403 double mean, dev;
1404 unsigned int i, len;
1405 struct json_object *lat_object, *percentile_object, *clat_bins_object;
1406 unsigned long long min, max, maxv, minv, *ovals = NULL;
1407
1408 if (!calc_lat(lat_stat, &min, &max, &mean, &dev)) {
1409 min = max = 0;
1410 mean = dev = 0.0;
1411 }
1412 lat_object = json_create_object();
1413 json_object_add_value_int(lat_object, "min", min);
1414 json_object_add_value_int(lat_object, "max", max);
1415 json_object_add_value_float(lat_object, "mean", mean);
1416 json_object_add_value_float(lat_object, "stddev", dev);
1417 json_object_add_value_int(lat_object, "N", lat_stat->samples);
1418
1419 if (percentiles && lat_stat->samples) {
1420 len = calc_clat_percentiles(io_u_plat, lat_stat->samples,
1421 ts->percentile_list, &ovals, &maxv, &minv);
1422
1423 if (len > FIO_IO_U_LIST_MAX_LEN)
1424 len = FIO_IO_U_LIST_MAX_LEN;
1425
1426 percentile_object = json_create_object();
1427 json_object_add_value_object(lat_object, "percentile", percentile_object);
1428 for (i = 0; i < len; i++) {
1429 snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
1430 json_object_add_value_int(percentile_object, buf, ovals[i]);
1431 }
1432 free(ovals);
1433
1434 if (output_format & FIO_OUTPUT_JSON_PLUS) {
1435 clat_bins_object = json_create_object();
1436 json_object_add_value_object(lat_object, "bins", clat_bins_object);
1437
1438 for(i = 0; i < FIO_IO_U_PLAT_NR; i++)
1439 if (io_u_plat[i]) {
1440 snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
1441 json_object_add_value_int(clat_bins_object, buf, io_u_plat[i]);
1442 }
1443 }
1444 }
1445
1446 return lat_object;
1447}
1448
cc372b17 1449static void add_ddir_status_json(struct thread_stat *ts,
2e545522
NC		 1450 struct group_run_stats *rs, enum fio_ddir ddir,
1451 struct json_object *parent)
cc372b17 1452{
56440e63 1453 unsigned long long min, max;
aedd021d 1454 unsigned long long bw_bytes, bw;
9f68fe3a 1455 double mean, dev, iops;
56440e63 1456 struct json_object *dir_object, *tmp_object;
cc372b17
SL		 1457 double p_of_agg = 100.0;
1458
b2b3eefe 1459 assert(ddir_rw(ddir) || ddir_sync(ddir));
cc372b17 1460
5cb8a8cd 1461 if ((ts->unified_rw_rep == UNIFIED_MIXED) && ddir != DDIR_READ)
771e58be
JA		 1462 return;
1463
cc372b17 1464 dir_object = json_create_object();
771e58be 1465 json_object_add_value_object(parent,
5cb8a8cd 1466 (ts->unified_rw_rep == UNIFIED_MIXED) ? "mixed" : io_ddir_name(ddir), dir_object);
cc372b17 1467
b2b3eefe
JA		 1468 if (ddir_rw(ddir)) {
1469 bw_bytes = 0;
1470 bw = 0;
1471 iops = 0.0;
1472 if (ts->runtime[ddir]) {
1473 uint64_t runt = ts->runtime[ddir];
cc372b17 1474
b2b3eefe
JA		 1475 bw_bytes = ((1000 * ts->io_bytes[ddir]) / runt); /* Bytes/s */
1476 bw = bw_bytes / 1024; /* KiB/s */
1477 iops = (1000.0 * (uint64_t) ts->total_io_u[ddir]) / runt;
1478 }
cc372b17 1479
b2b3eefe
JA		 1480 json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir]);
1481 json_object_add_value_int(dir_object, "io_kbytes", ts->io_bytes[ddir] >> 10);
1482 json_object_add_value_int(dir_object, "bw_bytes", bw_bytes);
1483 json_object_add_value_int(dir_object, "bw", bw);
1484 json_object_add_value_float(dir_object, "iops", iops);
1485 json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]);
1486 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[ddir]);
1487 json_object_add_value_int(dir_object, "short_ios", ts->short_io_u[ddir]);
1488 json_object_add_value_int(dir_object, "drop_ios", ts->drop_io_u[ddir]);
1489
56440e63
VF		 1490 tmp_object = add_ddir_lat_json(ts, ts->slat_percentiles,
1491 &ts->slat_stat[ddir], ts->io_u_plat[FIO_SLAT][ddir]);
b2b3eefe 1492 json_object_add_value_object(dir_object, "slat_ns", tmp_object);
56440e63
VF		 1493
1494 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles,
1495 &ts->clat_stat[ddir], ts->io_u_plat[FIO_CLAT][ddir]);
b2b3eefe 1496 json_object_add_value_object(dir_object, "clat_ns", tmp_object);
cc372b17 1497
56440e63
VF		 1498 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles,
1499 &ts->lat_stat[ddir], ts->io_u_plat[FIO_LAT][ddir]);
b2b3eefe 1500 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
56440e63 1501 } else {
f5ec8123 1502 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[DDIR_SYNC]);
56440e63
VF		 1503 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles | ts->clat_percentiles,
1504 &ts->sync_stat, ts->io_u_sync_plat);
1505 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
513e37ee
VF		 1506 }
1507
56440e63
VF		 1508 if (!ddir_rw(ddir))
1509 return;
b2a432bf 1510
1cbbba65
NC		 1511 /* Only include per prio stats if there are >= 2 prios with samples */
1512 if (get_nr_prios_with_samples(ts, ddir) >= 2) {
1513 struct json_array *array = json_create_array();
1514 const char *obj_name;
1515 int i;
1516
1517 if (ts->lat_percentiles)
1518 obj_name = "lat_ns";
1519 else
1520 obj_name = "clat_ns";
b2a432bf 1521
1cbbba65 1522 json_object_add_value_array(dir_object, "prios", array);
b2b3eefe 1523
1cbbba65 1524 for (i = 0; i < ts->nr_clat_prio[ddir]; i++) {
a967e54d
DLM		 1525 struct json_object *obj;
1526
1527 if (!ts->clat_prio[ddir][i].clat_stat.samples)
1528 continue;
1529
1530 obj = json_create_object();
1531
1532 json_object_add_value_int(obj, "prioclass",
1533 ioprio_class(ts->clat_prio[ddir][i].ioprio));
1534 json_object_add_value_int(obj, "prio",
1535 ioprio(ts->clat_prio[ddir][i].ioprio));
1536
1537 tmp_object = add_ddir_lat_json(ts,
1538 ts->clat_percentiles | ts->lat_percentiles,
1539 &ts->clat_prio[ddir][i].clat_stat,
1540 ts->clat_prio[ddir][i].io_u_plat);
1541 json_object_add_value_object(obj, obj_name, tmp_object);
1542 json_array_add_value_object(array, obj);
1cbbba65 1543 }
cc372b17 1544 }
24cab44e 1545
b9e1b491 1546 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
5c0abd5e 1547 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
cc372b17
SL		 1548 } else {
1549 min = max = 0;
1550 p_of_agg = mean = dev = 0.0;
1551 }
56440e63 1552
cc372b17
SL		 1553 json_object_add_value_int(dir_object, "bw_min", min);
1554 json_object_add_value_int(dir_object, "bw_max", max);
a806bf2e 1555 json_object_add_value_float(dir_object, "bw_agg", p_of_agg);
cc372b17
SL		 1556 json_object_add_value_float(dir_object, "bw_mean", mean);
1557 json_object_add_value_float(dir_object, "bw_dev", dev);
54c05828
AH		 1558 json_object_add_value_int(dir_object, "bw_samples",
1559 (&ts->bw_stat[ddir])->samples);
188b6016
AH		 1560
1561 if (!calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
1562 min = max = 0;
1563 mean = dev = 0.0;
1564 }
1565 json_object_add_value_int(dir_object, "iops_min", min);
1566 json_object_add_value_int(dir_object, "iops_max", max);
1567 json_object_add_value_float(dir_object, "iops_mean", mean);
1568 json_object_add_value_float(dir_object, "iops_stddev", dev);
54c05828
AH		 1569 json_object_add_value_int(dir_object, "iops_samples",
1570 (&ts->iops_stat[ddir])->samples);
96563db9
JA		 1571
1572 if (ts->cachehit + ts->cachemiss) {
1573 uint64_t total;
1574 double hit;
1575
1576 total = ts->cachehit + ts->cachemiss;
1577 hit = (double) ts->cachehit / (double) total;
1578 hit *= 100.0;
1579 json_object_add_value_float(dir_object, "cachehit", hit);
1580 }
cc372b17
SL		 1581}
1582
5cb8a8cd
BP		 1583static void add_mixed_ddir_status_json(struct thread_stat *ts,
1584 struct group_run_stats *rs, struct json_object *parent)
1585{
b182f077 1586 struct thread_stat *ts_lcl = gen_mixed_ddir_stats_from_ts(ts);
5cb8a8cd
BP		 1587
1588 /* add the aggregated stats to json parent */
b182f077
NC		 1589 if (ts_lcl)
1590 add_ddir_status_json(ts_lcl, rs, DDIR_READ, parent);
1591
692dec0c 1592 free_clat_prio_stats(ts_lcl);
5cb8a8cd
BP		 1593 free(ts_lcl);
1594}
1595
bef2112b
AH		 1596static void show_thread_status_terse_all(struct thread_stat *ts,
1597 struct group_run_stats *rs, int ver,
1598 struct buf_output *out)
4d658652
JA		 1599{
1600 double io_u_dist[FIO_IO_U_MAP_NR];
1601 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1602 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1603 double usr_cpu, sys_cpu;
1604 int i;
1605
1606 /* General Info */
bef2112b
AH		 1607 if (ver == 2)
1608 log_buf(out, "2;%s;%d;%d", ts->name, ts->groupid, ts->error);
1609 else
1610 log_buf(out, "%d;%s;%s;%d;%d", ver, fio_version_string,
1611 ts->name, ts->groupid, ts->error);
c6ae0a5b 1612
5cb8a8cd 1613 /* Log Read Status, or mixed if unified_rw_rep = 1 */
a2c95580 1614 show_ddir_status_terse(ts, rs, DDIR_READ, ver, out);
5cb8a8cd
BP		 1615 if (ts->unified_rw_rep != UNIFIED_MIXED) {
1616 /* Log Write Status */
1617 show_ddir_status_terse(ts, rs, DDIR_WRITE, ver, out);
1618 /* Log Trim Status */
1619 if (ver == 2 || ver == 4 || ver == 5)
1620 show_ddir_status_terse(ts, rs, DDIR_TRIM, ver, out);
1621 }
1622 if (ts->unified_rw_rep == UNIFIED_BOTH)
1623 show_mixed_ddir_status_terse(ts, rs, ver, out);
562c2d2f 1624 /* CPU Usage */
756867bd
JA		 1625 if (ts->total_run_time) {
1626 double runt = (double) ts->total_run_time;
c6ae0a5b 1627
756867bd
JA		 1628 usr_cpu = (double) ts->usr_time * 100 / runt;
1629 sys_cpu = (double) ts->sys_time * 100 / runt;
c6ae0a5b
JA		 1630 } else {
1631 usr_cpu = 0;
1632 sys_cpu = 0;
1633 }
1634
a666cab8 1635 log_buf(out, ";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
4e0a8fa2
JA		 1636 (unsigned long long) ts->ctx,
1637 (unsigned long long) ts->majf,
1638 (unsigned long long) ts->minf);
2270890c 1639
562c2d2f 1640 /* Calc % distribution of IO depths, usecond, msecond latency */
d79db122 1641 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
247823cc 1642 stat_calc_lat_nu(ts, io_u_lat_u);
04a0feae 1643 stat_calc_lat_m(ts, io_u_lat_m);
2270890c 1644
562c2d2f 1645 /* Only show fixed 7 I/O depth levels*/
a666cab8 1646 log_buf(out, ";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
5ec10eaa
JA		 1647 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
1648 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
2270890c 1649
562c2d2f 1650 /* Microsecond latency */
04a0feae 1651 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
a666cab8 1652 log_buf(out, ";%3.2f%%", io_u_lat_u[i]);
562c2d2f 1653 /* Millisecond latency */
04a0feae 1654 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
a666cab8 1655 log_buf(out, ";%3.2f%%", io_u_lat_m[i]);
f2f788dd
JA		 1656
1657 /* disk util stats, if any */
24a97130 1658 if (ver >= 3 && is_running_backend())
bef2112b 1659 show_disk_util(1, NULL, out);
f2f788dd 1660
562c2d2f 1661 /* Additional output if continue_on_error set - default off*/
f2bba182 1662 if (ts->continue_on_error)
a666cab8 1663 log_buf(out, ";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
2270890c 1664
562c2d2f 1665 /* Additional output if description is set */
d5495f0b
VF		 1666 if (strlen(ts->description)) {
1667 if (ver == 2)
1668 log_buf(out, "\n");
a666cab8 1669 log_buf(out, ";%s", ts->description);
d5495f0b 1670 }
946e4276 1671
a666cab8 1672 log_buf(out, "\n");
756867bd
JA		 1673}
1674
a89ba4b1 1675static void json_add_job_opts(struct json_object *root, const char *name,
0cf542af 1676 struct flist_head *opt_list)
66e19a38
JA		 1677{
1678 struct json_object *dir_object;
1679 struct flist_head *entry;
1680 struct print_option *p;
1681
1682 if (flist_empty(opt_list))
1683 return;
1684
1685 dir_object = json_create_object();
1686 json_object_add_value_object(root, name, dir_object);
1687
1688 flist_for_each(entry, opt_list) {
66e19a38 1689 p = flist_entry(entry, struct print_option, list);
c42b48fe 1690 json_object_add_value_string(dir_object, p->name, p->value);
66e19a38
JA		 1691 }
1692}
1693
cc372b17 1694static struct json_object *show_thread_status_json(struct thread_stat *ts,
66e19a38
JA		 1695 struct group_run_stats *rs,
1696 struct flist_head *opt_list)
cc372b17
SL		 1697{
1698 struct json_object *root, *tmp;
b01af66b 1699 struct jobs_eta *je;
cc372b17 1700 double io_u_dist[FIO_IO_U_MAP_NR];
d6bb626e 1701 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
cc372b17
SL		 1702 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1703 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1704 double usr_cpu, sys_cpu;
1705 int i;
b01af66b
CJ		 1706 size_t size;
1707
cc372b17
SL		 1708 root = json_create_object();
1709 json_object_add_value_string(root, "jobname", ts->name);
1710 json_object_add_value_int(root, "groupid", ts->groupid);
1711 json_object_add_value_int(root, "error", ts->error);
1712
b01af66b 1713 /* ETA Info */
c5103619 1714 je = get_jobs_eta(true, &size);
2de615ad
JA		 1715 if (je) {
1716 json_object_add_value_int(root, "eta", je->eta_sec);
1717 json_object_add_value_int(root, "elapsed", je->elapsed_sec);
0fc3cb4c 1718 free(je);
2de615ad 1719 }
b01af66b 1720
66e19a38 1721 if (opt_list)
0cf542af 1722 json_add_job_opts(root, "job options", opt_list);
66e19a38 1723
cc372b17
SL		 1724 add_ddir_status_json(ts, rs, DDIR_READ, root);
1725 add_ddir_status_json(ts, rs, DDIR_WRITE, root);
f3afa57e 1726 add_ddir_status_json(ts, rs, DDIR_TRIM, root);
b2b3eefe 1727 add_ddir_status_json(ts, rs, DDIR_SYNC, root);
cc372b17 1728
5cb8a8cd
BP		 1729 if (ts->unified_rw_rep == UNIFIED_BOTH)
1730 add_mixed_ddir_status_json(ts, rs, root);
1731
cc372b17
SL		 1732 /* CPU Usage */
1733 if (ts->total_run_time) {
1734 double runt = (double) ts->total_run_time;
1735
1736 usr_cpu = (double) ts->usr_time * 100 / runt;
1737 sys_cpu = (double) ts->sys_time * 100 / runt;
1738 } else {
1739 usr_cpu = 0;
1740 sys_cpu = 0;
1741 }
bcbb4c6c 1742 json_object_add_value_int(root, "job_runtime", ts->total_run_time);
cc372b17
SL		 1743 json_object_add_value_float(root, "usr_cpu", usr_cpu);
1744 json_object_add_value_float(root, "sys_cpu", sys_cpu);
1745 json_object_add_value_int(root, "ctx", ts->ctx);
1746 json_object_add_value_int(root, "majf", ts->majf);
1747 json_object_add_value_int(root, "minf", ts->minf);
1748
ec3e3648 1749 /* Calc % distribution of IO depths */
d79db122 1750 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
cc372b17
SL		 1751 tmp = json_create_object();
1752 json_object_add_value_object(root, "iodepth_level", tmp);
1753 /* Only show fixed 7 I/O depth levels*/
1754 for (i = 0; i < 7; i++) {
1755 char name[20];
1756 if (i < 6)
98ffb8f3 1757 snprintf(name, 20, "%d", 1 << i);
cc372b17 1758 else
98ffb8f3 1759 snprintf(name, 20, ">=%d", 1 << i);
cc372b17
SL		 1760 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1761 }
1762
ec3e3648
VF		 1763 /* Calc % distribution of submit IO depths */
1764 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
1765 tmp = json_create_object();
1766 json_object_add_value_object(root, "iodepth_submit", tmp);
1767 /* Only show fixed 7 I/O depth levels*/
1768 for (i = 0; i < 7; i++) {
1769 char name[20];
1770 if (i == 0)
1771 snprintf(name, 20, "0");
1772 else if (i < 6)
1773 snprintf(name, 20, "%d", 1 << (i+1));
1774 else
1775 snprintf(name, 20, ">=%d", 1 << i);
1776 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1777 }
1778
1779 /* Calc % distribution of completion IO depths */
1780 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
1781 tmp = json_create_object();
1782 json_object_add_value_object(root, "iodepth_complete", tmp);
1783 /* Only show fixed 7 I/O depth levels*/
1784 for (i = 0; i < 7; i++) {
1785 char name[20];
1786 if (i == 0)
1787 snprintf(name, 20, "0");
1788 else if (i < 6)
1789 snprintf(name, 20, "%d", 1 << (i+1));
1790 else
1791 snprintf(name, 20, ">=%d", 1 << i);
1792 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1793 }
1794
1795 /* Calc % distribution of nsecond, usecond, msecond latency */
1796 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
1797 stat_calc_lat_n(ts, io_u_lat_n);
1798 stat_calc_lat_u(ts, io_u_lat_u);
1799 stat_calc_lat_m(ts, io_u_lat_m);
1800
d6bb626e 1801 /* Nanosecond latency */
cc372b17 1802 tmp = json_create_object();
d6bb626e
VF		 1803 json_object_add_value_object(root, "latency_ns", tmp);
1804 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) {
1805 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1806 "250", "500", "750", "1000", };
1807 json_object_add_value_float(tmp, ranges[i], io_u_lat_n[i]);
1808 }
cc372b17 1809 /* Microsecond latency */
d6bb626e
VF		 1810 tmp = json_create_object();
1811 json_object_add_value_object(root, "latency_us", tmp);
cc372b17
SL		 1812 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) {
1813 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1814 "250", "500", "750", "1000", };
1815 json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]);
1816 }
1817 /* Millisecond latency */
1818 tmp = json_create_object();
1819 json_object_add_value_object(root, "latency_ms", tmp);
1820 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) {
1821 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1822 "250", "500", "750", "1000", "2000",
1823 ">=2000", };
1824 json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]);
1825 }
1826
1827 /* Additional output if continue_on_error set - default off*/
1828 if (ts->continue_on_error) {
1829 json_object_add_value_int(root, "total_err", ts->total_err_count);
952b05e0 1830 json_object_add_value_int(root, "first_error", ts->first_error);
cc372b17
SL		 1831 }
1832
3e260a46
JA		 1833 if (ts->latency_depth) {
1834 json_object_add_value_int(root, "latency_depth", ts->latency_depth);
1835 json_object_add_value_int(root, "latency_target", ts->latency_target);
1836 json_object_add_value_float(root, "latency_percentile", ts->latency_percentile.u.f);
1837 json_object_add_value_int(root, "latency_window", ts->latency_window);
1838 }
1839
cc372b17
SL		 1840 /* Additional output if description is set */
1841 if (strlen(ts->description))
1842 json_object_add_value_string(root, "desc", ts->description);
1843
66347cfa
DE		 1844 if (ts->nr_block_infos) {
1845 /* Block error histogram and types */
1846 int len;
1847 unsigned int *percentiles = NULL;
1848 unsigned int block_state_counts[BLOCK_STATE_COUNT];
1849
1850 len = calc_block_percentiles(ts->nr_block_infos, ts->block_infos,
1851 ts->percentile_list,
1852 &percentiles, block_state_counts);
1853
1854 if (len) {
1855 struct json_object *block, *percentile_object, *states;
8a68c41c 1856 int state;
66347cfa
DE		 1857 block = json_create_object();
1858 json_object_add_value_object(root, "block", block);
1859
1860 percentile_object = json_create_object();
1861 json_object_add_value_object(block, "percentiles",
1862 percentile_object);
1863 for (i = 0; i < len; i++) {
1864 char buf[20];
1865 snprintf(buf, sizeof(buf), "%f",
1866 ts->percentile_list[i].u.f);
1867 json_object_add_value_int(percentile_object,
c0a6be6c 1868 buf,
66347cfa
DE		 1869 percentiles[i]);
1870 }
1871
1872 states = json_create_object();
1873 json_object_add_value_object(block, "states", states);
1874 for (state = 0; state < BLOCK_STATE_COUNT; state++) {
1875 json_object_add_value_int(states,
1876 block_state_names[state],
1877 block_state_counts[state]);
1878 }
1879 free(percentiles);
1880 }
1881 }
1882
bb49c8bd 1883 if (ts->ss_dur) {
ba8fb6f6
VF		 1884 struct json_object *data;
1885 struct json_array *iops, *bw;
a43f4461 1886 int j, k, l;
6da94b07 1887 char ss_buf[64];
90e678ba 1888 int intervals = ts->ss_dur / (ss_check_interval / 1000L);
16e56d25 1889
6da94b07 1890 snprintf(ss_buf, sizeof(ss_buf), "%s%s:%f%s",
c8caba48
JA		 1891 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1892 ts->ss_state & FIO_SS_SLOPE ? "_slope" : "",
bb49c8bd 1893 (float) ts->ss_limit.u.f,
c8caba48 1894 ts->ss_state & FIO_SS_PCT ? "%" : "");
16e56d25
VF		 1895
1896 tmp = json_create_object();
1897 json_object_add_value_object(root, "steadystate", tmp);
6da94b07 1898 json_object_add_value_string(tmp, "ss", ss_buf);
bb49c8bd 1899 json_object_add_value_int(tmp, "duration", (int)ts->ss_dur);
c8caba48 1900 json_object_add_value_int(tmp, "attained", (ts->ss_state & FIO_SS_ATTAINED) > 0);
6da94b07 1901
bb49c8bd 1902 snprintf(ss_buf, sizeof(ss_buf), "%f%s", (float) ts->ss_criterion.u.f,
c8caba48 1903 ts->ss_state & FIO_SS_PCT ? "%" : "");
6da94b07 1904 json_object_add_value_string(tmp, "criterion", ss_buf);
bb49c8bd
VF		 1905 json_object_add_value_float(tmp, "max_deviation", ts->ss_deviation.u.f);
1906 json_object_add_value_float(tmp, "slope", ts->ss_slope.u.f);
ba8fb6f6
VF		 1907
1908 data = json_create_object();
1909 json_object_add_value_object(tmp, "data", data);
1910 bw = json_create_array();
1911 iops = json_create_array();
412c7d91
VF		 1912
1913 /*
1914 ** if ss was attained or the buffer is not full,
1915 ** ss->head points to the first element in the list.
1916 ** otherwise it actually points to the second element
1917 ** in the list
1918 */
c8caba48 1919 if ((ts->ss_state & FIO_SS_ATTAINED) || !(ts->ss_state & FIO_SS_BUFFER_FULL))
bb49c8bd 1920 j = ts->ss_head;
412c7d91 1921 else
90e678ba
CL		 1922 j = ts->ss_head == 0 ? intervals - 1 : ts->ss_head - 1;
1923 for (l = 0; l < intervals; l++) {
1924 k = (j + l) % intervals;
bb49c8bd
VF		 1925 json_array_add_value_int(bw, ts->ss_bw_data[k]);
1926 json_array_add_value_int(iops, ts->ss_iops_data[k]);
16e56d25 1927 }
bb49c8bd
VF		 1928 json_object_add_value_int(data, "bw_mean", steadystate_bw_mean(ts));
1929 json_object_add_value_int(data, "iops_mean", steadystate_iops_mean(ts));
6da94b07
VF		 1930 json_object_add_value_array(data, "iops", iops);
1931 json_object_add_value_array(data, "bw", bw);
16e56d25
VF		 1932 }
1933
cc372b17
SL		 1934 return root;
1935}
1936
4d658652 1937static void show_thread_status_terse(struct thread_stat *ts,
a666cab8
JA		 1938 struct group_run_stats *rs,
1939 struct buf_output *out)
4d658652 1940{
a2c95580 1941 if (terse_version >= 2 && terse_version <= 5)
bef2112b 1942 show_thread_status_terse_all(ts, rs, terse_version, out);
4d658652
JA		 1943 else
1944 log_err("fio: bad terse version!? %d\n", terse_version);
1945}
1946
952b05e0 1947struct json_object *show_thread_status(struct thread_stat *ts,
a666cab8 1948 struct group_run_stats *rs,
0279b880 1949 struct flist_head *opt_list,
a666cab8 1950 struct buf_output *out)
952b05e0 1951{
129fb2d4
JA		 1952 struct json_object *ret = NULL;
1953
1954 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 1955 show_thread_status_terse(ts, rs, out);
129fb2d4 1956 if (output_format & FIO_OUTPUT_JSON)
0279b880 1957 ret = show_thread_status_json(ts, rs, opt_list);
129fb2d4 1958 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 1959 show_thread_status_normal(ts, rs, out);
129fb2d4
JA		 1960
1961 return ret;
952b05e0
CF		 1962}
1963
70750d6a 1964static void __sum_stat(struct io_stat *dst, struct io_stat *src, bool first)
756867bd
JA		 1965{
1966 double mean, S;
1967
1968 dst->min_val = min(dst->min_val, src->min_val);
1969 dst->max_val = max(dst->max_val, src->max_val);
756867bd
JA		 1970
1971 /*
cdcac5cf
YH		 1972 * Compute new mean and S after the merge
1973 * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
1974 * #Parallel_algorithm>
756867bd 1975 */
fd595830 1976 if (first) {
802ad4a8
JA		 1977 mean = src->mean.u.f;
1978 S = src->S.u.f;
756867bd 1979 } else {
802ad4a8 1980 double delta = src->mean.u.f - dst->mean.u.f;
cdcac5cf 1981
802ad4a8
JA		 1982 mean = ((src->mean.u.f * src->samples) +
1983 (dst->mean.u.f * dst->samples)) /
cdcac5cf
YH		 1984 (dst->samples + src->samples);
1985
802ad4a8 1986 S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) *
cdcac5cf
YH		 1987 (dst->samples * src->samples) /
1988 (dst->samples + src->samples);
756867bd
JA		 1989 }
1990
cdcac5cf 1991 dst->samples += src->samples;
802ad4a8
JA		 1992 dst->mean.u.f = mean;
1993 dst->S.u.f = S;
70750d6a
JA		 1994
1995}
1996
1997/*
1998 * We sum two kinds of stats - one that is time based, in which case we
1999 * apply the proper summing technique, and then one that is iops/bw
2000 * numbers. For group_reporting, we should just add those up, not make
2001 * them the mean of everything.
2002 */
016869be 2003static void sum_stat(struct io_stat *dst, struct io_stat *src, bool pure_sum)
70750d6a 2004{
016869be
NC		 2005 bool first = dst->samples == 0;
2006
70750d6a
JA		 2007 if (src->samples == 0)
2008 return;
2009
2010 if (!pure_sum) {
2011 __sum_stat(dst, src, first);
2012 return;
2013 }
2014
68afa5b5
JA		 2015 if (first) {
2016 dst->min_val = src->min_val;
2017 dst->max_val = src->max_val;
2018 dst->samples = src->samples;
2019 dst->mean.u.f = src->mean.u.f;
2020 dst->S.u.f = src->S.u.f;
2021 } else {
2022 dst->min_val += src->min_val;
2023 dst->max_val += src->max_val;
2024 dst->samples += src->samples;
2025 dst->mean.u.f += src->mean.u.f;
2026 dst->S.u.f += src->S.u.f;
2027 }
756867bd
JA		 2028}
2029
37f0c1ae
JA		 2030void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src)
2031{
2032 int i;
2033
6eaf09d6 2034 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
37f0c1ae
JA		 2035 if (dst->max_run[i] < src->max_run[i])
2036 dst->max_run[i] = src->max_run[i];
2037 if (dst->min_run[i] && dst->min_run[i] > src->min_run[i])
2038 dst->min_run[i] = src->min_run[i];
2039 if (dst->max_bw[i] < src->max_bw[i])
2040 dst->max_bw[i] = src->max_bw[i];
2041 if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i])
2042 dst->min_bw[i] = src->min_bw[i];
2043
af7f87cb 2044 dst->iobytes[i] += src->iobytes[i];
37f0c1ae
JA		 2045 dst->agg[i] += src->agg[i];
2046 }
2047
dbae1bd6
JA		 2048 if (!dst->kb_base)
2049 dst->kb_base = src->kb_base;
2050 if (!dst->unit_base)
2051 dst->unit_base = src->unit_base;
18aa1998
JF		 2052 if (!dst->sig_figs)
2053 dst->sig_figs = src->sig_figs;
37f0c1ae
JA		 2054}
2055
4ad85649
NC		 2056/*
2057 * Free the clat_prio_stat arrays allocated by alloc_clat_prio_stat_ddir().
2058 */
2059void free_clat_prio_stats(struct thread_stat *ts)
2060{
2061 enum fio_ddir ddir;
2062
e23aa817
NC		 2063 if (!ts)
2064 return;
2065
4ad85649
NC		 2066 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2067 sfree(ts->clat_prio[ddir]);
2068 ts->clat_prio[ddir] = NULL;
2069 ts->nr_clat_prio[ddir] = 0;
2070 }
2071}
2072
2073/*
2074 * Allocate a clat_prio_stat array. The array has to be allocated/freed using
2075 * smalloc/sfree, so that it is accessible by the process/thread summing the
2076 * thread_stats.
2077 */
2078int alloc_clat_prio_stat_ddir(struct thread_stat *ts, enum fio_ddir ddir,
2079 int nr_prios)
2080{
2081 struct clat_prio_stat *clat_prio;
2082 int i;
2083
2084 clat_prio = scalloc(nr_prios, sizeof(*ts->clat_prio[ddir]));
2085 if (!clat_prio) {
2086 log_err("fio: failed to allocate ts clat data\n");
2087 return 1;
2088 }
2089
2090 for (i = 0; i < nr_prios; i++)
2091 clat_prio[i].clat_stat.min_val = ULONG_MAX;
2092
2093 ts->clat_prio[ddir] = clat_prio;
2094 ts->nr_clat_prio[ddir] = nr_prios;
2095
2096 return 0;
2097}
2098
692dec0c
NC		 2099static int grow_clat_prio_stat(struct thread_stat *dst, enum fio_ddir ddir)
2100{
2101 int curr_len = dst->nr_clat_prio[ddir];
2102 void *new_arr;
2103
2104 new_arr = scalloc(curr_len + 1, sizeof(*dst->clat_prio[ddir]));
2105 if (!new_arr) {
2106 log_err("fio: failed to grow clat prio array\n");
2107 return 1;
2108 }
2109
2110 memcpy(new_arr, dst->clat_prio[ddir],
2111 curr_len * sizeof(*dst->clat_prio[ddir]));
2112 sfree(dst->clat_prio[ddir]);
2113
2114 dst->clat_prio[ddir] = new_arr;
2115 dst->clat_prio[ddir][curr_len].clat_stat.min_val = ULONG_MAX;
2116 dst->nr_clat_prio[ddir]++;
2117
2118 return 0;
2119}
2120
2121static int find_clat_prio_index(struct thread_stat *dst, enum fio_ddir ddir,
2122 uint32_t ioprio)
2123{
2124 int i, nr_prios = dst->nr_clat_prio[ddir];
2125
2126 for (i = 0; i < nr_prios; i++) {
2127 if (dst->clat_prio[ddir][i].ioprio == ioprio)
2128 return i;
2129 }
2130
2131 return -1;
2132}
2133
2134static int alloc_or_get_clat_prio_index(struct thread_stat *dst,
2135 enum fio_ddir ddir, uint32_t ioprio,
2136 int *idx)
2137{
2138 int index = find_clat_prio_index(dst, ddir, ioprio);
2139
2140 if (index == -1) {
2141 index = dst->nr_clat_prio[ddir];
2142
2143 if (grow_clat_prio_stat(dst, ddir))
2144 return 1;
2145
2146 dst->clat_prio[ddir][index].ioprio = ioprio;
2147 }
2148
2149 *idx = index;
2150
2151 return 0;
2152}
2153
2154static int clat_prio_stats_copy(struct thread_stat *dst, struct thread_stat *src,
2155 enum fio_ddir dst_ddir, enum fio_ddir src_ddir)
2156{
2157 size_t sz = sizeof(*src->clat_prio[src_ddir]) *
2158 src->nr_clat_prio[src_ddir];
2159
2160 dst->clat_prio[dst_ddir] = smalloc(sz);
2161 if (!dst->clat_prio[dst_ddir]) {
2162 log_err("fio: failed to alloc clat prio array\n");
2163 return 1;
2164 }
2165
2166 memcpy(dst->clat_prio[dst_ddir], src->clat_prio[src_ddir], sz);
2167 dst->nr_clat_prio[dst_ddir] = src->nr_clat_prio[src_ddir];
2168
2169 return 0;
2170}
2171
2172static int clat_prio_stat_add_samples(struct thread_stat *dst,
2173 enum fio_ddir dst_ddir, uint32_t ioprio,
2174 struct io_stat *io_stat,
2175 uint64_t *io_u_plat)
2176{
2177 int i, dst_index;
2178
2179 if (!io_stat->samples)
2180 return 0;
2181
2182 if (alloc_or_get_clat_prio_index(dst, dst_ddir, ioprio, &dst_index))
2183 return 1;
2184
2185 sum_stat(&dst->clat_prio[dst_ddir][dst_index].clat_stat, io_stat,
2186 false);
2187
2188 for (i = 0; i < FIO_IO_U_PLAT_NR; i++)
2189 dst->clat_prio[dst_ddir][dst_index].io_u_plat[i] += io_u_plat[i];
2190
2191 return 0;
2192}
2193
2194static int sum_clat_prio_stats_src_single_prio(struct thread_stat *dst,
2195 struct thread_stat *src,
2196 enum fio_ddir dst_ddir,
2197 enum fio_ddir src_ddir)
2198{
2199 struct io_stat *io_stat;
2200 uint64_t *io_u_plat;
2201
2202 /*
2203 * If src ts has no clat_prio_stat array, then all I/Os were submitted
2204 * using src->ioprio. Thus, the global samples in src->clat_stat (or
2205 * src->lat_stat) can be used as the 'per prio' samples for src->ioprio.
2206 */
2207 assert(!src->clat_prio[src_ddir]);
2208 assert(src->nr_clat_prio[src_ddir] == 0);
2209
2210 if (src->lat_percentiles) {
2211 io_u_plat = src->io_u_plat[FIO_LAT][src_ddir];
2212 io_stat = &src->lat_stat[src_ddir];
2213 } else {
2214 io_u_plat = src->io_u_plat[FIO_CLAT][src_ddir];
2215 io_stat = &src->clat_stat[src_ddir];
2216 }
2217
2218 return clat_prio_stat_add_samples(dst, dst_ddir, src->ioprio, io_stat,
2219 io_u_plat);
2220}
2221
2222static int sum_clat_prio_stats_src_multi_prio(struct thread_stat *dst,
2223 struct thread_stat *src,
2224 enum fio_ddir dst_ddir,
2225 enum fio_ddir src_ddir)
2226{
2227 int i;
2228
2229 /*
2230 * If src ts has a clat_prio_stat array, then there are multiple prios
2231 * in use (i.e. src ts had cmdprio_percentage or cmdprio_bssplit set).
2232 * The samples for the default prio will exist in the src->clat_prio
2233 * array, just like the samples for any other prio.
2234 */
2235 assert(src->clat_prio[src_ddir]);
2236 assert(src->nr_clat_prio[src_ddir]);
2237
2238 /* If the dst ts doesn't yet have a clat_prio array, simply memcpy. */
2239 if (!dst->clat_prio[dst_ddir])
2240 return clat_prio_stats_copy(dst, src, dst_ddir, src_ddir);
2241
2242 /* The dst ts already has a clat_prio_array, add src stats into it. */
2243 for (i = 0; i < src->nr_clat_prio[src_ddir]; i++) {
2244 struct io_stat *io_stat = &src->clat_prio[src_ddir][i].clat_stat;
2245 uint64_t *io_u_plat = src->clat_prio[src_ddir][i].io_u_plat;
2246 uint32_t ioprio = src->clat_prio[src_ddir][i].ioprio;
2247
2248 if (clat_prio_stat_add_samples(dst, dst_ddir, ioprio, io_stat, io_u_plat))
2249 return 1;
2250 }
2251
2252 return 0;
2253}
2254
2255static int sum_clat_prio_stats(struct thread_stat *dst, struct thread_stat *src,
2256 enum fio_ddir dst_ddir, enum fio_ddir src_ddir)
2257{
2258 if (dst->disable_prio_stat)
2259 return 0;
2260
2261 if (!src->clat_prio[src_ddir])
2262 return sum_clat_prio_stats_src_single_prio(dst, src, dst_ddir,
2263 src_ddir);
2264
2265 return sum_clat_prio_stats_src_multi_prio(dst, src, dst_ddir, src_ddir);
2266}
2267
016869be 2268void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src)
5b9babb7 2269{
df8781b6 2270 int k, l, m;
5b9babb7 2271
6eaf09d6 2272 for (l = 0; l < DDIR_RWDIR_CNT; l++) {
6dc75062 2273 if (dst->unified_rw_rep != UNIFIED_MIXED) {
016869be 2274 sum_stat(&dst->clat_stat[l], &src->clat_stat[l], false);
016869be
NC		 2275 sum_stat(&dst->slat_stat[l], &src->slat_stat[l], false);
2276 sum_stat(&dst->lat_stat[l], &src->lat_stat[l], false);
2277 sum_stat(&dst->bw_stat[l], &src->bw_stat[l], true);
2278 sum_stat(&dst->iops_stat[l], &src->iops_stat[l], true);
692dec0c 2279 sum_clat_prio_stats(dst, src, l, l);
771e58be
JA		 2280
2281 dst->io_bytes[l] += src->io_bytes[l];
2282
2283 if (dst->runtime[l] < src->runtime[l])
2284 dst->runtime[l] = src->runtime[l];
2285 } else {
016869be 2286 sum_stat(&dst->clat_stat[0], &src->clat_stat[l], false);
016869be
NC		 2287 sum_stat(&dst->slat_stat[0], &src->slat_stat[l], false);
2288 sum_stat(&dst->lat_stat[0], &src->lat_stat[l], false);
2289 sum_stat(&dst->bw_stat[0], &src->bw_stat[l], true);
2290 sum_stat(&dst->iops_stat[0], &src->iops_stat[l], true);
692dec0c 2291 sum_clat_prio_stats(dst, src, 0, l);
771e58be
JA		 2292
2293 dst->io_bytes[0] += src->io_bytes[l];
2294
2295 if (dst->runtime[0] < src->runtime[l])
2296 dst->runtime[0] = src->runtime[l];
2297 }
5b9babb7
JA		 2298 }
2299
016869be 2300 sum_stat(&dst->sync_stat, &src->sync_stat, false);
5b9babb7
JA		 2301 dst->usr_time += src->usr_time;
2302 dst->sys_time += src->sys_time;
2303 dst->ctx += src->ctx;
2304 dst->majf += src->majf;
2305 dst->minf += src->minf;
2306
b2b3eefe 2307 for (k = 0; k < FIO_IO_U_MAP_NR; k++) {
5b9babb7 2308 dst->io_u_map[k] += src->io_u_map[k];
5b9babb7 2309 dst->io_u_submit[k] += src->io_u_submit[k];
5b9babb7 2310 dst->io_u_complete[k] += src->io_u_complete[k];
b2b3eefe 2311 }
bf14b39e
VF		 2312
2313 for (k = 0; k < FIO_IO_U_LAT_N_NR; k++)
d6bb626e 2314 dst->io_u_lat_n[k] += src->io_u_lat_n[k];
bf14b39e 2315 for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
5b9babb7 2316 dst->io_u_lat_u[k] += src->io_u_lat_u[k];
bf14b39e 2317 for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
5b9babb7 2318 dst->io_u_lat_m[k] += src->io_u_lat_m[k];
bf14b39e 2319
6eaf09d6 2320 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
6dc75062 2321 if (dst->unified_rw_rep != UNIFIED_MIXED) {
771e58be
JA		 2322 dst->total_io_u[k] += src->total_io_u[k];
2323 dst->short_io_u[k] += src->short_io_u[k];
3bcb9d94 2324 dst->drop_io_u[k] += src->drop_io_u[k];
771e58be
JA		 2325 } else {
2326 dst->total_io_u[0] += src->total_io_u[k];
2327 dst->short_io_u[0] += src->short_io_u[k];
3bcb9d94 2328 dst->drop_io_u[0] += src->drop_io_u[k];
771e58be 2329 }
5b9babb7
JA		 2330 }
2331
7f3ecee2
JA		 2332 dst->total_io_u[DDIR_SYNC] += src->total_io_u[DDIR_SYNC];
2333
df8781b6
VF		 2334 for (k = 0; k < FIO_LAT_CNT; k++)
2335 for (l = 0; l < DDIR_RWDIR_CNT; l++)
2336 for (m = 0; m < FIO_IO_U_PLAT_NR; m++)
6dc75062 2337 if (dst->unified_rw_rep != UNIFIED_MIXED)
df8781b6
VF		 2338 dst->io_u_plat[k][l][m] += src->io_u_plat[k][l][m];
2339 else
2340 dst->io_u_plat[k][0][m] += src->io_u_plat[k][l][m];
771e58be 2341
df8781b6
VF		 2342 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
2343 dst->io_u_sync_plat[k] += src->io_u_sync_plat[k];
2344
5b9babb7
JA		 2345 dst->total_run_time += src->total_run_time;
2346 dst->total_submit += src->total_submit;
2347 dst->total_complete += src->total_complete;
fd5d733f 2348 dst->nr_zone_resets += src->nr_zone_resets;
96563db9
JA		 2349 dst->cachehit += src->cachehit;
2350 dst->cachemiss += src->cachemiss;
5b9babb7
JA		 2351}
2352
37f0c1ae
JA		 2353void init_group_run_stat(struct group_run_stats *gs)
2354{
6eaf09d6 2355 int i;
37f0c1ae 2356 memset(gs, 0, sizeof(*gs));
6eaf09d6
SL		 2357
2358 for (i = 0; i < DDIR_RWDIR_CNT; i++)
2359 gs->min_bw[i] = gs->min_run[i] = ~0UL;
37f0c1ae
JA		 2360}
2361
6619fc32 2362void init_thread_stat_min_vals(struct thread_stat *ts)
37f0c1ae 2363{
6619fc32
NC		 2364 int i;
2365
2366 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
2367 ts->clat_stat[i].min_val = ULONG_MAX;
2368 ts->slat_stat[i].min_val = ULONG_MAX;
2369 ts->lat_stat[i].min_val = ULONG_MAX;
2370 ts->bw_stat[i].min_val = ULONG_MAX;
2371 ts->iops_stat[i].min_val = ULONG_MAX;
6619fc32
NC		 2372 }
2373 ts->sync_stat.min_val = ULONG_MAX;
2374}
37f0c1ae 2375
6619fc32
NC		 2376void init_thread_stat(struct thread_stat *ts)
2377{
37f0c1ae
JA		 2378 memset(ts, 0, sizeof(*ts));
2379
6619fc32 2380 init_thread_stat_min_vals(ts);
37f0c1ae
JA		 2381 ts->groupid = -1;
2382}
2383
691310e2
NC		 2384static void init_per_prio_stats(struct thread_stat *threadstats, int nr_ts)
2385{
691310e2
NC		 2386 struct thread_stat *ts;
2387 int i, j, last_ts, idx;
2388 enum fio_ddir ddir;
2389
2390 j = 0;
2391 last_ts = -1;
2392 idx = 0;
2393
2394 /*
2395 * Loop through all tds, if a td requires per prio stats, temporarily
2396 * store a 1 in ts->disable_prio_stat, and then do an additional
2397 * loop at the end where we invert the ts->disable_prio_stat values.
2398 */
da8f124f 2399 for_each_td(td) {
691310e2
NC		 2400 if (!td->o.stats)
2401 continue;
2402 if (idx &&
2403 (!td->o.group_reporting ||
2404 (td->o.group_reporting && last_ts != td->groupid))) {
2405 idx = 0;
2406 j++;
2407 }
2408
2409 last_ts = td->groupid;
2410 ts = &threadstats[j];
2411
2412 /* idx == 0 means first td in group, or td is not in a group. */
2413 if (idx == 0)
2414 ts->ioprio = td->ioprio;
2415 else if (td->ioprio != ts->ioprio)
2416 ts->disable_prio_stat = 1;
2417
2418 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2419 if (td->ts.clat_prio[ddir]) {
2420 ts->disable_prio_stat = 1;
2421 break;
2422 }
2423 }
2424
2425 idx++;
da8f124f 2426 } end_for_each();
691310e2
NC		 2427
2428 /* Loop through all dst threadstats and fixup the values. */
2429 for (i = 0; i < nr_ts; i++) {
2430 ts = &threadstats[i];
2431 ts->disable_prio_stat = !ts->disable_prio_stat;
2432 }
2433}
2434
83f7b64e 2435void __show_run_stats(void)
3c39a379
JA		 2436{
2437 struct group_run_stats *runstats, *rs;
756867bd 2438 struct thread_stat *threadstats, *ts;
4da24b69 2439 int i, j, k, nr_ts, last_ts, idx;
8985b491
JA		 2440 bool kb_base_warned = false;
2441 bool unit_base_warned = false;
cc372b17
SL		 2442 struct json_object *root = NULL;
2443 struct json_array *array = NULL;
a666cab8 2444 struct buf_output output[FIO_OUTPUT_NR];
66e19a38 2445 struct flist_head **opt_lists;
a666cab8 2446
3c39a379
JA		 2447 runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
2448
37f0c1ae
JA		 2449 for (i = 0; i < groupid + 1; i++)
2450 init_group_run_stat(&runstats[i]);
3c39a379 2451
756867bd
JA		 2452 /*
2453 * find out how many threads stats we need. if group reporting isn't
2454 * enabled, it's one-per-td.
2455 */
2456 nr_ts = 0;
2457 last_ts = -1;
da8f124f 2458 for_each_td(td) {
2dc1bbeb 2459 if (!td->o.group_reporting) {
756867bd
JA		 2460 nr_ts++;
2461 continue;
2462 }
2463 if (last_ts == td->groupid)
2464 continue;
8243be59
JA		 2465 if (!td->o.stats)
2466 continue;
756867bd
JA		 2467
2468 last_ts = td->groupid;
2469 nr_ts++;
da8f124f 2470 } end_for_each();
756867bd
JA		 2471
2472 threadstats = malloc(nr_ts * sizeof(struct thread_stat));
66e19a38 2473 opt_lists = malloc(nr_ts * sizeof(struct flist_head *));
756867bd 2474
66e19a38 2475 for (i = 0; i < nr_ts; i++) {
37f0c1ae 2476 init_thread_stat(&threadstats[i]);
66e19a38
JA		 2477 opt_lists[i] = NULL;
2478 }
756867bd 2479
691310e2
NC		 2480 init_per_prio_stats(threadstats, nr_ts);
2481
756867bd
JA		 2482 j = 0;
2483 last_ts = -1;
197574e4 2484 idx = 0;
da8f124f 2485 for_each_td(td) {
8243be59
JA		 2486 if (!td->o.stats)
2487 continue;
2dc1bbeb
JA		 2488 if (idx && (!td->o.group_reporting ||
2489 (td->o.group_reporting && last_ts != td->groupid))) {
7abd0e3a
JA		 2490 idx = 0;
2491 j++;
2492 }
2493
2494 last_ts = td->groupid;
2495
756867bd
JA		 2496 ts = &threadstats[j];
2497
83349190 2498 ts->clat_percentiles = td->o.clat_percentiles;
b599759b 2499 ts->lat_percentiles = td->o.lat_percentiles;
56440e63 2500 ts->slat_percentiles = td->o.slat_percentiles;
435d195a 2501 ts->percentile_precision = td->o.percentile_precision;
fd112d34 2502 memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
66e19a38 2503 opt_lists[j] = &td->opt_list;
83349190 2504
197574e4 2505 idx++;
756867bd 2506
7abd0e3a 2507 if (ts->groupid == -1) {
2dc84ba7
JA		 2508 /*
2509 * These are per-group shared already
2510 */
36833fb0 2511 snprintf(ts->name, sizeof(ts->name), "%s", td->o.name);
a64e88da 2512 if (td->o.description)
36833fb0
BVA		 2513 snprintf(ts->description,
2514 sizeof(ts->description), "%s",
2515 td->o.description);
a64e88da 2516 else
4e59d0f3 2517 memset(ts->description, 0, FIO_JOBDESC_SIZE);
a64e88da 2518
2f122b13
JA		 2519 /*
2520 * If multiple entries in this group, this is
2521 * the first member.
2522 */
2523 ts->thread_number = td->thread_number;
756867bd 2524 ts->groupid = td->groupid;
2dc84ba7
JA		 2525
2526 /*
2527 * first pid in group, not very useful...
2528 */
756867bd 2529 ts->pid = td->pid;
90fef2d1
JA		 2530
2531 ts->kb_base = td->o.kb_base;
ad705bcb 2532 ts->unit_base = td->o.unit_base;
e883cb35 2533 ts->sig_figs = td->o.sig_figs;
771e58be 2534 ts->unified_rw_rep = td->o.unified_rw_rep;
90fef2d1
JA		 2535 } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
2536 log_info("fio: kb_base differs for jobs in group, using"
2537 " %u as the base\n", ts->kb_base);
8985b491 2538 kb_base_warned = true;
ad705bcb
SN		 2539 } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) {
2540 log_info("fio: unit_base differs for jobs in group, using"
2541 " %u as the base\n", ts->unit_base);
8985b491 2542 unit_base_warned = true;
2dc84ba7
JA		 2543 }
2544
f2bba182
RR		 2545 ts->continue_on_error = td->o.continue_on_error;
2546 ts->total_err_count += td->total_err_count;
2547 ts->first_error = td->first_error;
2548 if (!ts->error) {
2549 if (!td->error && td->o.continue_on_error &&
2550 td->first_error) {
2551 ts->error = td->first_error;
36833fb0
BVA		 2552 snprintf(ts->verror, sizeof(ts->verror), "%s",
2553 td->verror);
f2bba182
RR		 2554 } else if (td->error) {
2555 ts->error = td->error;
36833fb0
BVA		 2556 snprintf(ts->verror, sizeof(ts->verror), "%s",
2557 td->verror);
f2bba182 2558 }
756867bd
JA		 2559 }
2560
3e260a46
JA		 2561 ts->latency_depth = td->latency_qd;
2562 ts->latency_target = td->o.latency_target;
2563 ts->latency_percentile = td->o.latency_percentile;
2564 ts->latency_window = td->o.latency_window;
2565
0e4dd95c 2566 ts->nr_block_infos = td->ts.nr_block_infos;
4da24b69
JA		 2567 for (k = 0; k < ts->nr_block_infos; k++)
2568 ts->block_infos[k] = td->ts.block_infos[k];
0e4dd95c 2569
016869be 2570 sum_thread_stats(ts, &td->ts);
16e56d25 2571
a381c018
NC		 2572 ts->members++;
2573
bb49c8bd
VF		 2574 if (td->o.ss_dur) {
2575 ts->ss_state = td->ss.state;
2576 ts->ss_dur = td->ss.dur;
2577 ts->ss_head = td->ss.head;
bb49c8bd
VF		 2578 ts->ss_bw_data = td->ss.bw_data;
2579 ts->ss_iops_data = td->ss.iops_data;
2580 ts->ss_limit.u.f = td->ss.limit;
2581 ts->ss_slope.u.f = td->ss.slope;
2582 ts->ss_deviation.u.f = td->ss.deviation;
2583 ts->ss_criterion.u.f = td->ss.criterion;
2584 }
16e56d25 2585 else
bb49c8bd 2586 ts->ss_dur = ts->ss_state = 0;
da8f124f 2587 } end_for_each();
756867bd
JA		 2588
2589 for (i = 0; i < nr_ts; i++) {
94370ac4 2590 unsigned long long bw;
3c39a379 2591
756867bd 2592 ts = &threadstats[i];
dedb88eb
JA		 2593 if (ts->groupid == -1)
2594 continue;
756867bd 2595 rs = &runstats[ts->groupid];
90fef2d1 2596 rs->kb_base = ts->kb_base;
ad705bcb 2597 rs->unit_base = ts->unit_base;
e883cb35 2598 rs->sig_figs = ts->sig_figs;
5cb8a8cd 2599 rs->unified_rw_rep |= ts->unified_rw_rep;
3c39a379 2600
6eaf09d6 2601 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
94370ac4
JA		 2602 if (!ts->runtime[j])
2603 continue;
2604 if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j])
2605 rs->min_run[j] = ts->runtime[j];
2606 if (ts->runtime[j] > rs->max_run[j])
2607 rs->max_run[j] = ts->runtime[j];
2608
2609 bw = 0;
af7f87cb
RE		 2610 if (ts->runtime[j])
2611 bw = ts->io_bytes[j] * 1000 / ts->runtime[j];
94370ac4
JA		 2612 if (bw < rs->min_bw[j])
2613 rs->min_bw[j] = bw;
2614 if (bw > rs->max_bw[j])
2615 rs->max_bw[j] = bw;
2616
af7f87cb 2617 rs->iobytes[j] += ts->io_bytes[j];
94370ac4 2618 }
3c39a379
JA		 2619 }
2620
2621 for (i = 0; i < groupid + 1; i++) {
2e545522 2622 enum fio_ddir ddir;
6eaf09d6 2623
3c39a379
JA		 2624 rs = &runstats[i];
2625
6eaf09d6
SL		 2626 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2627 if (rs->max_run[ddir])
af7f87cb 2628 rs->agg[ddir] = (rs->iobytes[ddir] * 1000) /
6eaf09d6
SL		 2629 rs->max_run[ddir];
2630 }
3c39a379
JA		 2631 }
2632
a666cab8 2633 for (i = 0; i < FIO_OUTPUT_NR; i++)
e250c0a9 2634 buf_output_init(&output[i]);
a666cab8 2635
3c39a379
JA		 2636 /*
2637 * don't overwrite last signal output
2638 */
129fb2d4 2639 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2640 log_buf(&output[__FIO_OUTPUT_NORMAL], "\n");
129fb2d4 2641 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2642 struct thread_data *global;
35326842 2643 char time_buf[32];
aa7d2ef0
RH		 2644 struct timeval now;
2645 unsigned long long ms_since_epoch;
afd74e2a 2646 time_t tv_sec;
91e53870 2647
aa7d2ef0
RH		 2648 gettimeofday(&now, NULL);
2649 ms_since_epoch = (unsigned long long)(now.tv_sec) * 1000 +
2650 (unsigned long long)(now.tv_usec) / 1000;
2651
afd74e2a
BVA		 2652 tv_sec = now.tv_sec;
2653 os_ctime_r(&tv_sec, time_buf, sizeof(time_buf));
1d272416
JA		 2654 if (time_buf[strlen(time_buf) - 1] == '\n')
2655 time_buf[strlen(time_buf) - 1] = '\0';
91e53870 2656
cc372b17
SL		 2657 root = json_create_object();
2658 json_object_add_value_string(root, "fio version", fio_version_string);
aa7d2ef0
RH		 2659 json_object_add_value_int(root, "timestamp", now.tv_sec);
2660 json_object_add_value_int(root, "timestamp_ms", ms_since_epoch);
91e53870 2661 json_object_add_value_string(root, "time", time_buf);
66e19a38 2662 global = get_global_options();
0cf542af 2663 json_add_job_opts(root, "global options", &global->opt_list);
cc372b17
SL		 2664 array = json_create_array();
2665 json_object_add_value_array(root, "jobs", array);
2666 }
3c39a379 2667
0279b880
JA		 2668 if (is_backend)
2669 fio_server_send_job_options(&get_global_options()->opt_list, -1U);
2670
756867bd
JA		 2671 for (i = 0; i < nr_ts; i++) {
2672 ts = &threadstats[i];
2673 rs = &runstats[ts->groupid];
3c39a379 2674
0279b880
JA		 2675 if (is_backend) {
2676 fio_server_send_job_options(opt_lists[i], i);
a64e88da 2677 fio_server_send_ts(ts, rs);
0279b880 2678 } else {
129fb2d4 2679 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 2680 show_thread_status_terse(ts, rs, &output[__FIO_OUTPUT_TERSE]);
129fb2d4 2681 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2682 struct json_object *tmp = show_thread_status_json(ts, rs, opt_lists[i]);
129fb2d4
JA		 2683 json_array_add_value_object(array, tmp);
2684 }
2685 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2686 show_thread_status_normal(ts, rs, &output[__FIO_OUTPUT_NORMAL]);
129fb2d4 2687 }
3c39a379 2688 }
ab34ddd1 2689 if (!is_backend && (output_format & FIO_OUTPUT_JSON)) {
cc372b17 2690 /* disk util stats, if any */
a666cab8 2691 show_disk_util(1, root, &output[__FIO_OUTPUT_JSON]);
cc372b17 2692
a666cab8 2693 show_idle_prof_stats(FIO_OUTPUT_JSON, root, &output[__FIO_OUTPUT_JSON]);
f2a2ce0e 2694
a666cab8
JA		 2695 json_print_object(root, &output[__FIO_OUTPUT_JSON]);
2696 log_buf(&output[__FIO_OUTPUT_JSON], "\n");
cc372b17
SL		 2697 json_free_object(root);
2698 }
3c39a379 2699
72c27ff8
JA		 2700 for (i = 0; i < groupid + 1; i++) {
2701 rs = &runstats[i];
3c39a379 2702
72c27ff8 2703 rs->groupid = i;
d09a64a0 2704 if (is_backend)
72c27ff8 2705 fio_server_send_gs(rs);
129fb2d4 2706 else if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2707 show_group_stats(rs, &output[__FIO_OUTPUT_NORMAL]);
c6ae0a5b 2708 }
eecf272f 2709
72c27ff8
JA		 2710 if (is_backend)
2711 fio_server_send_du();
129fb2d4 2712 else if (output_format & FIO_OUTPUT_NORMAL) {
a666cab8
JA		 2713 show_disk_util(0, NULL, &output[__FIO_OUTPUT_NORMAL]);
2714 show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL, &output[__FIO_OUTPUT_NORMAL]);
60904003 2715 }
f2a2ce0e 2716
3d57c0e9 2717 for (i = 0; i < FIO_OUTPUT_NR; i++) {
3dc3aa41 2718 struct buf_output *out = &output[i];
8dd0eca3 2719
3dc3aa41 2720 log_info_buf(out->buf, out->buflen);
3dc3aa41 2721 buf_output_free(out);
3d57c0e9 2722 }
2b8c71b0 2723
7ceefc09
FS		 2724 fio_idle_prof_cleanup();
2725
fdd5f15f 2726 log_info_flush();
eecf272f 2727 free(runstats);
692dec0c
NC		 2728
2729 /* free arrays allocated by sum_thread_stats(), if any */
2730 for (i = 0; i < nr_ts; i++) {
2731 ts = &threadstats[i];
2732 free_clat_prio_stats(ts);
2733 }
756867bd 2734 free(threadstats);
66e19a38 2735 free(opt_lists);
3c39a379
JA		 2736}
2737
966f8ef9 2738int __show_running_run_stats(void)
b852e7cf 2739{
b852e7cf 2740 unsigned long long *rt;
8b6a404c 2741 struct timespec ts;
b852e7cf 2742
971caeb1 2743 fio_sem_down(stat_sem);
90811930 2744
b852e7cf 2745 rt = malloc(thread_number * sizeof(unsigned long long));
8b6a404c 2746 fio_gettime(&ts, NULL);
b852e7cf 2747
da8f124f 2748 for_each_td(td) {
61850e56
KM		 2749 if (td->runstate >= TD_EXITED)
2750 continue;
2751
c97f1ad6 2752 td->update_rusage = 1;
dde39f8c
AD		 2753 for_each_rw_ddir(ddir) {
2754 td->ts.io_bytes[ddir] = td->io_bytes[ddir];
2755 }
8b6a404c 2756 td->ts.total_run_time = mtime_since(&td->epoch, &ts);
6c041a88 2757
da8f124f 2758 rt[__td_index] = mtime_since(&td->start, &ts);
6c041a88 2759 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
da8f124f 2760 td->ts.runtime[DDIR_READ] += rt[__td_index];
6c041a88 2761 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
da8f124f 2762 td->ts.runtime[DDIR_WRITE] += rt[__td_index];
6c041a88 2763 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
da8f124f
H		 2764 td->ts.runtime[DDIR_TRIM] += rt[__td_index];
2765 } end_for_each();
b852e7cf 2766
da8f124f 2767 for_each_td(td) {
fda2cfac
JA		 2768 if (td->runstate >= TD_EXITED)
2769 continue;
c97f1ad6
JA		 2770 if (td->rusage_sem) {
2771 td->update_rusage = 1;
971caeb1 2772 fio_sem_down(td->rusage_sem);
c97f1ad6
JA		 2773 }
2774 td->update_rusage = 0;
da8f124f 2775 } end_for_each();
c97f1ad6 2776
cef9175e 2777 __show_run_stats();
b852e7cf 2778
da8f124f 2779 for_each_td(td) {
61850e56
KM		 2780 if (td->runstate >= TD_EXITED)
2781 continue;
2782
6c041a88 2783 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
da8f124f 2784 td->ts.runtime[DDIR_READ] -= rt[__td_index];
6c041a88 2785 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
da8f124f 2786 td->ts.runtime[DDIR_WRITE] -= rt[__td_index];
6c041a88 2787 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
da8f124f
H		 2788 td->ts.runtime[DDIR_TRIM] -= rt[__td_index];
2789 } end_for_each();
b852e7cf
JA		 2790
2791 free(rt);
971caeb1 2792 fio_sem_up(stat_sem);
966f8ef9
BVA		 2793
2794 return 0;
b852e7cf
JA		 2795}
2796
8985b491 2797static bool status_file_disabled;
06464907 2798
dac45f23 2799#define FIO_STATUS_FILE "fio-dump-status"
06464907
JA		 2800
2801static int check_status_file(void)
2802{
2803 struct stat sb;
a0bafb7d
BC		 2804 const char *temp_dir;
2805 char fio_status_file_path[PATH_MAX];
06464907 2806
77d99675
JA		 2807 if (status_file_disabled)
2808 return 0;
2809
a0bafb7d 2810 temp_dir = getenv("TMPDIR");
48b16e27 2811 if (temp_dir == NULL) {
a0bafb7d 2812 temp_dir = getenv("TEMP");
48b16e27
JA		 2813 if (temp_dir && strlen(temp_dir) >= PATH_MAX)
2814 temp_dir = NULL;
2815 }
a0bafb7d
BC		 2816 if (temp_dir == NULL)
2817 temp_dir = "/tmp";
3544731c
BVA		 2818#ifdef __COVERITY__
2819 __coverity_tainted_data_sanitize__(temp_dir);
2820#endif
a0bafb7d
BC		 2821
2822 snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE);
2823
2824 if (stat(fio_status_file_path, &sb))
06464907
JA		 2825 return 0;
2826
77d99675
JA		 2827 if (unlink(fio_status_file_path) < 0) {
2828 log_err("fio: failed to unlink %s: %s\n", fio_status_file_path,
2829 strerror(errno));
2830 log_err("fio: disabling status file updates\n");
8985b491 2831 status_file_disabled = true;
77d99675
JA		 2832 }
2833
06464907
JA		 2834 return 1;
2835}
2836
2837void check_for_running_stats(void)
2838{
06464907
JA		 2839 if (check_status_file()) {
2840 show_running_run_stats();
2841 return;
2842 }
2843}
2844
d6bb626e 2845static inline void add_stat_sample(struct io_stat *is, unsigned long long data)
3c39a379 2846{
68704084 2847 double val = data;
6660cc67 2848 double delta;
68704084
JA		 2849
2850 if (data > is->max_val)
2851 is->max_val = data;
2852 if (data < is->min_val)
2853 is->min_val = data;
2854
802ad4a8 2855 delta = val - is->mean.u.f;
ef11d737 2856 if (delta) {
802ad4a8
JA		 2857 is->mean.u.f += delta / (is->samples + 1.0);
2858 is->S.u.f += delta * (val - is->mean.u.f);
ef11d737 2859 }
3c39a379 2860
3c39a379
JA		 2861 is->samples++;
2862}
2863
692dec0c
NC		 2864static inline void add_stat_prio_sample(struct clat_prio_stat *clat_prio,
2865 unsigned short clat_prio_index,
2866 unsigned long long nsec)
2867{
2868 if (clat_prio)
2869 add_stat_sample(&clat_prio[clat_prio_index].clat_stat, nsec);
2870}
2871
7e419452
JA		 2872/*
2873 * Return a struct io_logs, which is added to the tail of the log
2874 * list for 'iolog'.
2875 */
2876static struct io_logs *get_new_log(struct io_log *iolog)
2877{
0a852a50 2878 size_t new_samples;
7e419452
JA		 2879 struct io_logs *cur_log;
2880
2881 /*
2882 * Cap the size at MAX_LOG_ENTRIES, so we don't keep doubling
2883 * forever
2884 */
0a852a50 2885 if (!iolog->cur_log_max) {
d7224476
AK		 2886 if (iolog->td)
2887 new_samples = iolog->td->o.log_entries;
2888 else
2889 new_samples = DEF_LOG_ENTRIES;
0a852a50 2890 } else {
7e419452
JA		 2891 new_samples = iolog->cur_log_max * 2;
2892 if (new_samples > MAX_LOG_ENTRIES)
2893 new_samples = MAX_LOG_ENTRIES;
2894 }
2895
90d2d53f 2896 cur_log = smalloc(sizeof(*cur_log));
7e419452
JA		 2897 if (cur_log) {
2898 INIT_FLIST_HEAD(&cur_log->list);
0a852a50 2899 cur_log->log = calloc(new_samples, log_entry_sz(iolog));
7e419452
JA		 2900 if (cur_log->log) {
2901 cur_log->nr_samples = 0;
2902 cur_log->max_samples = new_samples;
2903 flist_add_tail(&cur_log->list, &iolog->io_logs);
2904 iolog->cur_log_max = new_samples;
2905 return cur_log;
2906 }
90d2d53f 2907 sfree(cur_log);
7e419452
JA		 2908 }
2909
2910 return NULL;
2911}
2912
1fed2080
JA		 2913/*
2914 * Add and return a new log chunk, or return current log if big enough
2915 */
2916static struct io_logs *regrow_log(struct io_log *iolog)
7e419452
JA		 2917{
2918 struct io_logs *cur_log;
1fed2080 2919 int i;
7e419452 2920
1fed2080 2921 if (!iolog || iolog->disabled)
2ab71dc4 2922 goto disable;
7e419452 2923
1fed2080 2924 cur_log = iolog_cur_log(iolog);
a9afa45a
JA		 2925 if (!cur_log) {
2926 cur_log = get_new_log(iolog);
2927 if (!cur_log)
2928 return NULL;
2929 }
2930
7e419452
JA		 2931 if (cur_log->nr_samples < cur_log->max_samples)
2932 return cur_log;
2933
2934 /*
2935 * No room for a new sample. If we're compressing on the fly, flush
2936 * out the current chunk
2937 */
2938 if (iolog->log_gz) {
2939 if (iolog_cur_flush(iolog, cur_log)) {
2940 log_err("fio: failed flushing iolog! Will stop logging.\n");
2941 return NULL;
2942 }
2943 }
2944
2945 /*
2946 * Get a new log array, and add to our list
2947 */
2948 cur_log = get_new_log(iolog);
1fed2080
JA		 2949 if (!cur_log) {
2950 log_err("fio: failed extending iolog! Will stop logging.\n");
2951 return NULL;
2952 }
2953
2954 if (!iolog->pending || !iolog->pending->nr_samples)
80a24ba9 2955 return cur_log;
7e419452 2956
1fed2080
JA		 2957 /*
2958 * Flush pending items to new log
2959 */
2960 for (i = 0; i < iolog->pending->nr_samples; i++) {
2961 struct io_sample *src, *dst;
2962
2963 src = get_sample(iolog, iolog->pending, i);
2964 dst = get_sample(iolog, cur_log, i);
2965 memcpy(dst, src, log_entry_sz(iolog));
2966 }
0b2eef49 2967 cur_log->nr_samples = iolog->pending->nr_samples;
1fed2080
JA		 2968
2969 iolog->pending->nr_samples = 0;
2970 return cur_log;
2ab71dc4
JA		 2971disable:
2972 if (iolog)
2973 iolog->disabled = true;
2974 return NULL;
1fed2080
JA		 2975}
2976
2977void regrow_logs(struct thread_data *td)
2978{
2ab71dc4
JA		 2979 regrow_log(td->slat_log);
2980 regrow_log(td->clat_log);
1e613c9c 2981 regrow_log(td->clat_hist_log);
2ab71dc4
JA		 2982 regrow_log(td->lat_log);
2983 regrow_log(td->bw_log);
2984 regrow_log(td->iops_log);
1fed2080
JA		 2985 td->flags &= ~TD_F_REGROW_LOGS;
2986}
2987
76204de3
PM		 2988void regrow_agg_logs(void)
2989{
2990 enum fio_ddir ddir;
2991
2992 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
2993 regrow_log(agg_io_log[ddir]);
2994}
2995
1fed2080
JA		 2996static struct io_logs *get_cur_log(struct io_log *iolog)
2997{
2998 struct io_logs *cur_log;
2999
3000 cur_log = iolog_cur_log(iolog);
3001 if (!cur_log) {
3002 cur_log = get_new_log(iolog);
3003 if (!cur_log)
3004 return NULL;
3005 }
3006
3007 if (cur_log->nr_samples < cur_log->max_samples)
3008 return cur_log;
3009
3010 /*
1eb467fb
JA		 3011 * Out of space. If we're in IO offload mode, or we're not doing
3012 * per unit logging (hence logging happens outside of the IO thread
3013 * as well), add a new log chunk inline. If we're doing inline
3014 * submissions, flag 'td' as needing a log regrow and we'll take
3015 * care of it on the submission side.
1fed2080 3016 */
ab5643cb 3017 if ((iolog->td && iolog->td->o.io_submit_mode == IO_MODE_OFFLOAD) ||
1eb467fb 3018 !per_unit_log(iolog))
1fed2080
JA		 3019 return regrow_log(iolog);
3020
ab5643cb
IK		 3021 if (iolog->td)
3022 iolog->td->flags |= TD_F_REGROW_LOGS;
3023 if (iolog->pending)
3024 assert(iolog->pending->nr_samples < iolog->pending->max_samples);
1fed2080 3025 return iolog->pending;
7e419452
JA		 3026}
3027
af2fde19 3028static void __add_log_sample(struct io_log *iolog, union io_sample_data data,
5fff9543 3029 enum fio_ddir ddir, unsigned long long bs,
03ec570f
DLM		 3030 unsigned long t, uint64_t offset,
3031 unsigned int priority)
3c39a379 3032{
7e419452 3033 struct io_logs *cur_log;
306ddc97 3034
3c568239
JA		 3035 if (iolog->disabled)
3036 return;
7e419452 3037 if (flist_empty(&iolog->io_logs))
8355119b 3038 iolog->avg_last[ddir] = t;
b8bc8cba 3039
7e419452
JA		 3040 cur_log = get_cur_log(iolog);
3041 if (cur_log) {
3042 struct io_sample *s;
3c39a379 3043
7e419452 3044 s = get_sample(iolog, cur_log, cur_log->nr_samples);
3c39a379 3045
af2fde19 3046 s->data = data;
d5b3cfd4 3047 s->time = t + (iolog->td ? iolog->td->alternate_epoch : 0);
7e419452
JA		 3048 io_sample_set_ddir(iolog, s, ddir);
3049 s->bs = bs;
03ec570f 3050 s->priority = priority;
ae588852 3051
7e419452
JA		 3052 if (iolog->log_offset) {
3053 struct io_sample_offset *so = (void *) s;
ae588852 3054
7e419452
JA		 3055 so->offset = offset;
3056 }
ae588852 3057
7e419452
JA		 3058 cur_log->nr_samples++;
3059 return;
ae588852
JA		 3060 }
3061
7e419452 3062 iolog->disabled = true;
3c39a379
JA		 3063}
3064
7fb28d36
JA		 3065static inline void reset_io_stat(struct io_stat *ios)
3066{
5b8f19b7
JA		 3067 ios->min_val = -1ULL;
3068 ios->max_val = ios->samples = 0;
7fb28d36
JA		 3069 ios->mean.u.f = ios->S.u.f = 0;
3070}
3071
2f045d2e
NC		 3072static inline void reset_io_u_plat(uint64_t *io_u_plat)
3073{
3074 int i;
3075
3076 for (i = 0; i < FIO_IO_U_PLAT_NR; i++)
3077 io_u_plat[i] = 0;
3078}
3079
692dec0c
NC		 3080static inline void reset_clat_prio_stats(struct thread_stat *ts)
3081{
3082 enum fio_ddir ddir;
3083 int i;
3084
3085 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
3086 if (!ts->clat_prio[ddir])
3087 continue;
3088
3089 for (i = 0; i < ts->nr_clat_prio[ddir]; i++) {
3090 reset_io_stat(&ts->clat_prio[ddir][i].clat_stat);
3091 reset_io_u_plat(ts->clat_prio[ddir][i].io_u_plat);
3092 }
3093 }
3094}
3095
6bb58215
JA		 3096void reset_io_stats(struct thread_data *td)
3097{
3098 struct thread_stat *ts = &td->ts;
2f045d2e 3099 int i, j;
6bb58215
JA		 3100
3101 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
3102 reset_io_stat(&ts->clat_stat[i]);
3103 reset_io_stat(&ts->slat_stat[i]);
3104 reset_io_stat(&ts->lat_stat[i]);
3105 reset_io_stat(&ts->bw_stat[i]);
3106 reset_io_stat(&ts->iops_stat[i]);
3107
3108 ts->io_bytes[i] = 0;
3109 ts->runtime[i] = 0;
71cb78c1
VF		 3110 ts->total_io_u[i] = 0;
3111 ts->short_io_u[i] = 0;
3112 ts->drop_io_u[i] = 0;
6bb58215
JA		 3113 }
3114
df8781b6
VF		 3115 for (i = 0; i < FIO_LAT_CNT; i++)
3116 for (j = 0; j < DDIR_RWDIR_CNT; j++)
2f045d2e 3117 reset_io_u_plat(ts->io_u_plat[i][j]);
df8781b6 3118
692dec0c
NC		 3119 reset_clat_prio_stats(ts);
3120
7f3ecee2 3121 ts->total_io_u[DDIR_SYNC] = 0;
2f045d2e 3122 reset_io_u_plat(ts->io_u_sync_plat);
7f3ecee2 3123
6bb58215
JA		 3124 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
3125 ts->io_u_map[i] = 0;
3126 ts->io_u_submit[i] = 0;
3127 ts->io_u_complete[i] = 0;
71cb78c1
VF		 3128 }
3129
d6bb626e
VF		 3130 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
3131 ts->io_u_lat_n[i] = 0;
71cb78c1 3132 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
6bb58215 3133 ts->io_u_lat_u[i] = 0;
71cb78c1 3134 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
6bb58215 3135 ts->io_u_lat_m[i] = 0;
6bb58215 3136
71cb78c1
VF		 3137 ts->total_submit = 0;
3138 ts->total_complete = 0;
fd5d733f 3139 ts->nr_zone_resets = 0;
96563db9 3140 ts->cachehit = ts->cachemiss = 0;
6bb58215
JA		 3141}
3142
d96d3bb3 3143static void __add_stat_to_log(struct io_log *iolog, enum fio_ddir ddir,
03ec570f 3144 unsigned long elapsed, bool log_max)
99007068
PO		 3145{
3146 /*
3147 * Note an entry in the log. Use the mean from the logged samples,
3148 * making sure to properly round up. Only write a log entry if we
3149 * had actual samples done.
3150 */
d96d3bb3 3151 if (iolog->avg_window[ddir].samples) {
af2fde19 3152 union io_sample_data data;
99007068 3153
e6989e10 3154 if (log_max)
af2fde19 3155 data.val = iolog->avg_window[ddir].max_val;
e6989e10 3156 else
af2fde19 3157 data.val = iolog->avg_window[ddir].mean.u.f + 0.50;
e6989e10 3158
03ec570f 3159 __add_log_sample(iolog, data, ddir, 0, elapsed, 0, 0);
99007068 3160 }
99007068 3161
d96d3bb3
JA		 3162 reset_io_stat(&iolog->avg_window[ddir]);
3163}
99007068 3164
e6989e10 3165static void _add_stat_to_log(struct io_log *iolog, unsigned long elapsed,
03ec570f 3166 bool log_max)
d96d3bb3 3167{
2e545522 3168 enum fio_ddir ddir;
99007068 3169
d96d3bb3 3170 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
03ec570f 3171 __add_stat_to_log(iolog, ddir, elapsed, log_max);
99007068
PO		 3172}
3173
674456bf
JF		 3174static unsigned long add_log_sample(struct thread_data *td,
3175 struct io_log *iolog,
3176 union io_sample_data data,
5fff9543 3177 enum fio_ddir ddir, unsigned long long bs,
03ec570f 3178 uint64_t offset, unsigned int ioprio)
bb3884d8 3179{
7fb28d36 3180 unsigned long elapsed, this_window;
b8bc8cba 3181
ff58fced 3182 if (!ddir_rw(ddir))
d454a205 3183 return 0;
ff58fced 3184
b8bc8cba
JA		 3185 elapsed = mtime_since_now(&td->epoch);
3186
3187 /*
3188 * If no time averaging, just add the log sample.
3189 */
3190 if (!iolog->avg_msec) {
03ec570f
DLM		 3191 __add_log_sample(iolog, data, ddir, bs, elapsed, offset,
3192 ioprio);
d454a205 3193 return 0;
b8bc8cba
JA		 3194 }
3195
3196 /*
3197 * Add the sample. If the time period has passed, then
3198 * add that entry to the log and clear.
3199 */
af2fde19 3200 add_stat_sample(&iolog->avg_window[ddir], data.val);
b8bc8cba 3201
7fb28d36
JA		 3202 /*
3203 * If period hasn't passed, adding the above sample is all we
3204 * need to do.
3205 */
8355119b
SW		 3206 this_window = elapsed - iolog->avg_last[ddir];
3207 if (elapsed < iolog->avg_last[ddir])
3208 return iolog->avg_last[ddir] - elapsed;
f5a568cf 3209 else if (this_window < iolog->avg_msec) {
674456bf 3210 unsigned long diff = iolog->avg_msec - this_window;
d454a205 3211
b392f36d 3212 if (inline_log(iolog) || diff > LOG_MSEC_SLACK)
d454a205
JA		 3213 return diff;
3214 }
b8bc8cba 3215
03ec570f 3216 __add_stat_to_log(iolog, ddir, elapsed, td->o.log_max != 0);
b8bc8cba 3217
58a2d29d
JL		 3218 iolog->avg_last[ddir] = elapsed - (elapsed % iolog->avg_msec);
3219
d454a205 3220 return iolog->avg_msec;
99007068 3221}
6eaf09d6 3222
a47591e4 3223void finalize_logs(struct thread_data *td, bool unit_logs)
99007068
PO		 3224{
3225 unsigned long elapsed;
6eaf09d6 3226
99007068 3227 elapsed = mtime_since_now(&td->epoch);
b8bc8cba 3228
a47591e4 3229 if (td->clat_log && unit_logs)
03ec570f 3230 _add_stat_to_log(td->clat_log, elapsed, td->o.log_max != 0);
a47591e4 3231 if (td->slat_log && unit_logs)
03ec570f 3232 _add_stat_to_log(td->slat_log, elapsed, td->o.log_max != 0);
a47591e4 3233 if (td->lat_log && unit_logs)
03ec570f 3234 _add_stat_to_log(td->lat_log, elapsed, td->o.log_max != 0);
a47591e4 3235 if (td->bw_log && (unit_logs == per_unit_log(td->bw_log)))
03ec570f 3236 _add_stat_to_log(td->bw_log, elapsed, td->o.log_max != 0);
a47591e4 3237 if (td->iops_log && (unit_logs == per_unit_log(td->iops_log)))
03ec570f 3238 _add_stat_to_log(td->iops_log, elapsed, td->o.log_max != 0);
bb3884d8
JA		 3239}
3240
03ec570f
DLM		 3241void add_agg_sample(union io_sample_data data, enum fio_ddir ddir,
3242 unsigned long long bs)
bb3884d8 3243{
ff58fced 3244 struct io_log *iolog;
bb3884d8 3245
ff58fced
JA		 3246 if (!ddir_rw(ddir))
3247 return;
3248
3249 iolog = agg_io_log[ddir];
03ec570f 3250 __add_log_sample(iolog, data, ddir, bs, mtime_since_genesis(), 0, 0);
bb3884d8
JA		 3251}
3252
b2b3eefe
JA		 3253void add_sync_clat_sample(struct thread_stat *ts, unsigned long long nsec)
3254{
3255 unsigned int idx = plat_val_to_idx(nsec);
3256 assert(idx < FIO_IO_U_PLAT_NR);
3257
3258 ts->io_u_sync_plat[idx]++;
3259 add_stat_sample(&ts->sync_stat, nsec);
3260}
3261
ed7f3a07
NC		 3262static inline void add_lat_percentile_sample(struct thread_stat *ts,
3263 unsigned long long nsec,
3264 enum fio_ddir ddir,
3265 enum fio_lat lat)
83349190 3266{
d6bb626e 3267 unsigned int idx = plat_val_to_idx(nsec);
83349190
YH		 3268 assert(idx < FIO_IO_U_PLAT_NR);
3269
56440e63
VF		 3270 ts->io_u_plat[lat][ddir][idx]++;
3271}
b2a432bf 3272
692dec0c
NC		 3273static inline void
3274add_lat_percentile_prio_sample(struct thread_stat *ts, unsigned long long nsec,
3275 enum fio_ddir ddir,
3276 unsigned short clat_prio_index)
56440e63
VF		 3277{
3278 unsigned int idx = plat_val_to_idx(nsec);
3279
692dec0c
NC		 3280 if (ts->clat_prio[ddir])
3281 ts->clat_prio[ddir][clat_prio_index].io_u_plat[idx]++;
83349190
YH		 3282}
3283
1e97cce9 3284void add_clat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 3285 unsigned long long nsec, unsigned long long bs,
692dec0c
NC		 3286 uint64_t offset, unsigned int ioprio,
3287 unsigned short clat_prio_index)
3c39a379 3288{
26b3a188 3289 const bool needs_lock = td_async_processing(td);
1e613c9c 3290 unsigned long elapsed, this_window;
756867bd 3291 struct thread_stat *ts = &td->ts;
1e613c9c 3292 struct io_log *iolog = td->clat_hist_log;
079ad09b 3293
26b3a188
JA		 3294 if (needs_lock)
3295 __td_io_u_lock(td);
75dc383e 3296
d6bb626e 3297 add_stat_sample(&ts->clat_stat[ddir], nsec);
3c39a379 3298
717569b1 3299 /*
692dec0c 3300 * When lat_percentiles=1 (default 0), the reported per priority
717569b1
NC		 3301 * percentiles and stats are used for describing total latency values,
3302 * even though the variable names themselves start with clat_.
3303 *
3304 * Because of the above definition, add a prio stat sample only when
3305 * lat_percentiles=0. add_lat_sample() will add the prio stat sample
3306 * when lat_percentiles=1.
3307 */
692dec0c
NC		 3308 if (!ts->lat_percentiles)
3309 add_stat_prio_sample(ts->clat_prio[ddir], clat_prio_index,
3310 nsec);
b2a432bf 3311
7b9f733a 3312 if (td->clat_log)
d6bb626e 3313 add_log_sample(td, td->clat_log, sample_val(nsec), ddir, bs,
03ec570f 3314 offset, ioprio);
83349190 3315
b2a432bf 3316 if (ts->clat_percentiles) {
717569b1
NC		 3317 /*
3318 * Because of the above definition, add a prio lat percentile
3319 * sample only when lat_percentiles=0. add_lat_sample() will add
3320 * the prio lat percentile sample when lat_percentiles=1.
3321 */
bf65f7c8
NC		 3322 add_lat_percentile_sample(ts, nsec, ddir, FIO_CLAT);
3323 if (!ts->lat_percentiles)
3324 add_lat_percentile_prio_sample(ts, nsec, ddir,
692dec0c 3325 clat_prio_index);
b2a432bf 3326 }
75dc383e 3327
1e613c9c 3328 if (iolog && iolog->hist_msec) {
93168285
JA		 3329 struct io_hist *hw = &iolog->hist_window[ddir];
3330
3331 hw->samples++;
1e613c9c 3332 elapsed = mtime_since_now(&td->epoch);
93168285 3333 if (!hw->hist_last)
1e613c9c
KC		 3334 hw->hist_last = elapsed;
3335 this_window = elapsed - hw->hist_last;
7a4e480d 3336
1e613c9c 3337 if (this_window >= iolog->hist_msec) {
6cc0e5aa 3338 uint64_t *io_u_plat;
65a4d15c 3339 struct io_u_plat_entry *dst;
93168285 3340
1e613c9c 3341 /*
93168285
JA		 3342 * Make a byte-for-byte copy of the latency histogram
3343 * stored in td->ts.io_u_plat[ddir], recording it in a
3344 * log sample. Note that the matching call to free() is
3345 * located in iolog.c after printing this sample to the
3346 * log file.
1e613c9c 3347 */
df8781b6 3348 io_u_plat = (uint64_t *) td->ts.io_u_plat[FIO_CLAT][ddir];
65a4d15c
KC		 3349 dst = malloc(sizeof(struct io_u_plat_entry));
3350 memcpy(&(dst->io_u_plat), io_u_plat,
1fb9250b 3351 FIO_IO_U_PLAT_NR * sizeof(uint64_t));
d730bc58 3352 flist_add(&dst->list, &hw->list);
af2fde19 3353 __add_log_sample(iolog, sample_plat(dst), ddir, bs,
03ec570f 3354 elapsed, offset, ioprio);
1e613c9c
KC		 3355
3356 /*
93168285
JA		 3357 * Update the last time we recorded as being now, minus
3358 * any drift in time we encountered before actually
3359 * making the record.
1e613c9c
KC		 3360 */
3361 hw->hist_last = elapsed - (this_window - iolog->hist_msec);
3362 hw->samples = 0;
3363 }
3364 }
3365
26b3a188
JA		 3366 if (needs_lock)
3367 __td_io_u_unlock(td);
3c39a379
JA		 3368}
3369
1e97cce9 3370void add_slat_sample(struct thread_data *td, enum fio_ddir ddir,
03ec570f
DLM		 3371 unsigned long long nsec, unsigned long long bs,
3372 uint64_t offset, unsigned int ioprio)
3c39a379 3373{
26b3a188 3374 const bool needs_lock = td_async_processing(td);
756867bd 3375 struct thread_stat *ts = &td->ts;
079ad09b 3376
ff58fced
JA		 3377 if (!ddir_rw(ddir))
3378 return;
3379
26b3a188
JA		 3380 if (needs_lock)
3381 __td_io_u_lock(td);
75dc383e 3382
56440e63 3383 add_stat_sample(&ts->slat_stat[ddir], nsec);
3c39a379 3384
7b9f733a 3385 if (td->slat_log)
03ec570f
DLM		 3386 add_log_sample(td, td->slat_log, sample_val(nsec), ddir, bs,
3387 offset, ioprio);
75dc383e 3388
56440e63 3389 if (ts->slat_percentiles)
3dd92a75 3390 add_lat_percentile_sample(ts, nsec, ddir, FIO_SLAT);
56440e63 3391
26b3a188
JA		 3392 if (needs_lock)
3393 __td_io_u_unlock(td);
3c39a379
JA		 3394}
3395
02af0988 3396void add_lat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 3397 unsigned long long nsec, unsigned long long bs,
692dec0c
NC		 3398 uint64_t offset, unsigned int ioprio,
3399 unsigned short clat_prio_index)
02af0988 3400{
26b3a188 3401 const bool needs_lock = td_async_processing(td);
02af0988
JA		 3402 struct thread_stat *ts = &td->ts;
3403
ff58fced
JA		 3404 if (!ddir_rw(ddir))
3405 return;
3406
26b3a188
JA		 3407 if (needs_lock)
3408 __td_io_u_lock(td);
75dc383e 3409
d6bb626e 3410 add_stat_sample(&ts->lat_stat[ddir], nsec);
02af0988 3411
7b9f733a 3412 if (td->lat_log)
d6bb626e 3413 add_log_sample(td, td->lat_log, sample_val(nsec), ddir, bs,
03ec570f 3414 offset, ioprio);
75dc383e 3415
717569b1 3416 /*
692dec0c 3417 * When lat_percentiles=1 (default 0), the reported per priority
717569b1
NC		 3418 * percentiles and stats are used for describing total latency values,
3419 * even though the variable names themselves start with clat_.
3420 *
3421 * Because of the above definition, add a prio stat and prio lat
3422 * percentile sample only when lat_percentiles=1. add_clat_sample() will
3423 * add the prio stat and prio lat percentile sample when
3424 * lat_percentiles=0.
3425 */
38ec5c51 3426 if (ts->lat_percentiles) {
bf65f7c8 3427 add_lat_percentile_sample(ts, nsec, ddir, FIO_LAT);
692dec0c
NC		 3428 add_lat_percentile_prio_sample(ts, nsec, ddir, clat_prio_index);
3429 add_stat_prio_sample(ts->clat_prio[ddir], clat_prio_index,
3430 nsec);
38ec5c51 3431 }
26b3a188
JA		 3432 if (needs_lock)
3433 __td_io_u_unlock(td);
02af0988
JA		 3434}
3435
a47591e4 3436void add_bw_sample(struct thread_data *td, struct io_u *io_u,
d6bb626e 3437 unsigned int bytes, unsigned long long spent)
a47591e4 3438{
26b3a188 3439 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3440 struct thread_stat *ts = &td->ts;
3441 unsigned long rate;
3442
3443 if (spent)
d6bb626e 3444 rate = (unsigned long) (bytes * 1000000ULL / spent);
a47591e4
JA		 3445 else
3446 rate = 0;
3447
26b3a188
JA		 3448 if (needs_lock)
3449 __td_io_u_lock(td);
a47591e4
JA		 3450
3451 add_stat_sample(&ts->bw_stat[io_u->ddir], rate);
3452
3453 if (td->bw_log)
af2fde19 3454 add_log_sample(td, td->bw_log, sample_val(rate), io_u->ddir,
03ec570f 3455 bytes, io_u->offset, io_u->ioprio);
a47591e4
JA		 3456
3457 td->stat_io_bytes[io_u->ddir] = td->this_io_bytes[io_u->ddir];
26b3a188
JA		 3458
3459 if (needs_lock)
3460 __td_io_u_unlock(td);
a47591e4
JA		 3461}
3462
8b6a404c
VF		 3463static int __add_samples(struct thread_data *td, struct timespec *parent_tv,
3464 struct timespec *t, unsigned int avg_time,
4843277a
JA		 3465 uint64_t *this_io_bytes, uint64_t *stat_io_bytes,
3466 struct io_stat *stat, struct io_log *log,
3467 bool is_kb)
3c39a379 3468{
26b3a188 3469 const bool needs_lock = td_async_processing(td);
ff58fced 3470 unsigned long spent, rate;
a47591e4 3471 enum fio_ddir ddir;
674456bf 3472 unsigned long next, next_log;
d454a205 3473
4843277a 3474 next_log = avg_time;
ff58fced 3475
4843277a 3476 spent = mtime_since(parent_tv, t);
58a2d29d 3477 if (spent < avg_time && avg_time - spent > LOG_MSEC_SLACK)
4843277a 3478 return avg_time - spent;
9602d8df 3479
26b3a188
JA		 3480 if (needs_lock)
3481 __td_io_u_lock(td);
a9da8ab2 3482
9602d8df 3483 /*
5daa4ebe
JC		 3484 * Compute both read and write rates for the interval.
3485 */
c1f50f76 3486 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
5daa4ebe
JC		 3487 uint64_t delta;
3488
4843277a 3489 delta = this_io_bytes[ddir] - stat_io_bytes[ddir];
5daa4ebe
JC		 3490 if (!delta)
3491 continue; /* No entries for interval */
3c39a379 3492
4843277a
JA		 3493 if (spent) {
3494 if (is_kb)
3495 rate = delta * 1000 / spent / 1024; /* KiB/s */
3496 else
3497 rate = (delta * 1000) / spent;
3498 } else
0956264f
JA		 3499 rate = 0;
3500
4843277a 3501 add_stat_sample(&stat[ddir], rate);
3c39a379 3502
37181709 3503 if (log) {
5fff9543 3504 unsigned long long bs = 0;
66b98c9f
JA		 3505
3506 if (td->o.min_bs[ddir] == td->o.max_bs[ddir])
3507 bs = td->o.min_bs[ddir];
3508
03ec570f
DLM		 3509 next = add_log_sample(td, log, sample_val(rate), ddir,
3510 bs, 0, 0);
d454a205 3511 next_log = min(next_log, next);
66b98c9f 3512 }
5daa4ebe 3513
4843277a 3514 stat_io_bytes[ddir] = this_io_bytes[ddir];
5daa4ebe 3515 }
3c39a379 3516
cdb8308d 3517 *parent_tv = *t;
a47591e4 3518
26b3a188
JA		 3519 if (needs_lock)
3520 __td_io_u_unlock(td);
a47591e4 3521
4843277a
JA		 3522 if (spent <= avg_time)
3523 next = avg_time;
306fea38 3524 else
4843277a 3525 next = avg_time - (1 + spent - avg_time);
a47591e4 3526
d454a205 3527 return min(next, next_log);
a47591e4
JA		 3528}
3529
8b6a404c 3530static int add_bw_samples(struct thread_data *td, struct timespec *t)
4843277a
JA		 3531{
3532 return __add_samples(td, &td->bw_sample_time, t, td->o.bw_avg_time,
3533 td->this_io_bytes, td->stat_io_bytes,
3534 td->ts.bw_stat, td->bw_log, true);
3535}
3536
a47591e4
JA		 3537void add_iops_sample(struct thread_data *td, struct io_u *io_u,
3538 unsigned int bytes)
3539{
26b3a188 3540 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3541 struct thread_stat *ts = &td->ts;
3542
26b3a188
JA		 3543 if (needs_lock)
3544 __td_io_u_lock(td);
a47591e4
JA		 3545
3546 add_stat_sample(&ts->iops_stat[io_u->ddir], 1);
3547
3548 if (td->iops_log)
af2fde19 3549 add_log_sample(td, td->iops_log, sample_val(1), io_u->ddir,
03ec570f 3550 bytes, io_u->offset, io_u->ioprio);
a47591e4
JA		 3551
3552 td->stat_io_blocks[io_u->ddir] = td->this_io_blocks[io_u->ddir];
26b3a188
JA		 3553
3554 if (needs_lock)
3555 __td_io_u_unlock(td);
3c39a379 3556}
c8eeb9df 3557
8b6a404c 3558static int add_iops_samples(struct thread_data *td, struct timespec *t)
c8eeb9df 3559{
4843277a
JA		 3560 return __add_samples(td, &td->iops_sample_time, t, td->o.iops_avg_time,
3561 td->this_io_blocks, td->stat_io_blocks,
3562 td->ts.iops_stat, td->iops_log, false);
a47591e4
JA		 3563}
3564
3565/*
3566 * Returns msecs to next event
3567 */
3568int calc_log_samples(void)
3569{
58a2d29d 3570 unsigned int next = ~0U, tmp = 0, next_mod = 0, log_avg_msec_min = -1U;
8b6a404c 3571 struct timespec now;
58a2d29d 3572 long elapsed_time = 0;
a47591e4
JA		 3573
3574 fio_gettime(&now, NULL);
3575
da8f124f 3576 for_each_td(td) {
58a2d29d
JL		 3577 elapsed_time = mtime_since_now(&td->epoch);
3578
8243be59
JA		 3579 if (!td->o.stats)
3580 continue;
6a89b401 3581 if (in_ramp_time(td) ||
a47591e4
JA		 3582 !(td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING)) {
3583 next = min(td->o.iops_avg_time, td->o.bw_avg_time);
3584 continue;
3585 }
37181709
AH		 3586 if (!td->bw_log ||
3587 (td->bw_log && !per_unit_log(td->bw_log))) {
a47591e4 3588 tmp = add_bw_samples(td, &now);
58a2d29d
JL		 3589
3590 if (td->bw_log)
3591 log_avg_msec_min = min(log_avg_msec_min, (unsigned int)td->bw_log->avg_msec);
a47591e4 3592 }
37181709
AH		 3593 if (!td->iops_log ||
3594 (td->iops_log && !per_unit_log(td->iops_log))) {
a47591e4 3595 tmp = add_iops_samples(td, &now);
58a2d29d
JL		 3596
3597 if (td->iops_log)
3598 log_avg_msec_min = min(log_avg_msec_min, (unsigned int)td->iops_log->avg_msec);
a47591e4 3599 }
58a2d29d
JL		 3600
3601 if (tmp < next)
3602 next = tmp;
da8f124f 3603 } end_for_each();
a47591e4 3604
58a2d29d
JL		 3605 /* if log_avg_msec_min has not been changed, set it to 0 */
3606 if (log_avg_msec_min == -1U)
3607 log_avg_msec_min = 0;
3608
3609 if (log_avg_msec_min == 0)
3610 next_mod = elapsed_time;
3611 else
3612 next_mod = elapsed_time % log_avg_msec_min;
3613
3614 /* correction to keep the time on the log avg msec boundary */
3615 next = min(next, (log_avg_msec_min - next_mod));
3616
a47591e4 3617 return next == ~0U ? 0 : next;
c8eeb9df 3618}
cef9175e
JA		 3619
3620void stat_init(void)
3621{
971caeb1 3622 stat_sem = fio_sem_init(FIO_SEM_UNLOCKED);
cef9175e
JA		 3623}
3624
3625void stat_exit(void)
3626{
3627 /*
3628 * When we have the mutex, we know out-of-band access to it
3629 * have ended.
3630 */
971caeb1
BVA		 3631 fio_sem_down(stat_sem);
3632 fio_sem_remove(stat_sem);
cef9175e 3633}
b2ee7647 3634
b2ee7647
JA		 3635/*
3636 * Called from signal handler. Wake up status thread.
3637 */
3638void show_running_run_stats(void)
3639{
a47591e4 3640 helper_do_stat();
b2ee7647 3641}
66347cfa
DE		 3642
3643uint32_t *io_u_block_info(struct thread_data *td, struct io_u *io_u)
3644{
3645 /* Ignore io_u's which span multiple blocks--they will just get
3646 * inaccurate counts. */
3647 int idx = (io_u->offset - io_u->file->file_offset)
3648 / td->o.bs[DDIR_TRIM];
3649 uint32_t *info = &td->ts.block_infos[idx];
3650 assert(idx < td->ts.nr_block_infos);
3651 return info;
3652}
5c0abd5e 3653
fio - Flexible IO Tester