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Add randtrimwrite data direction
[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);
fd5d733f 558 if (ddir == DDIR_WRITE)
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++) {
593 if (calc_lat(&ts->clat_prio[ddir][i].clat_stat, &min,
594 &max, &mean, &dev)) {
595 char buf[64];
596
597 snprintf(buf, sizeof(buf),
598 "%s prio %u/%u",
599 clat_type,
600 ts->clat_prio[ddir][i].ioprio >> 13,
601 ts->clat_prio[ddir][i].ioprio & 7);
602 display_lat(buf, min, max, mean, dev, out);
603 }
604 }
2e86a90c 605 }
02af0988 606
56440e63
VF		 607 if (ts->slat_percentiles && ts->slat_stat[ddir].samples > 0)
608 show_clat_percentiles(ts->io_u_plat[FIO_SLAT][ddir],
609 ts->slat_stat[ddir].samples,
610 ts->percentile_list,
611 ts->percentile_precision, "slat", out);
612 if (ts->clat_percentiles && ts->clat_stat[ddir].samples > 0)
613 show_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
614 ts->clat_stat[ddir].samples,
615 ts->percentile_list,
616 ts->percentile_precision, "clat", out);
617 if (ts->lat_percentiles && ts->lat_stat[ddir].samples > 0)
618 show_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
619 ts->lat_stat[ddir].samples,
620 ts->percentile_list,
621 ts->percentile_precision, "lat", out);
622
b599759b 623 if (ts->clat_percentiles || ts->lat_percentiles) {
692dec0c 624 char prio_name[64];
af1600c1
SW		 625 uint64_t samples;
626
56440e63 627 if (ts->lat_percentiles)
af1600c1 628 samples = ts->lat_stat[ddir].samples;
56440e63
VF		 629 else
630 samples = ts->clat_stat[ddir].samples;
b2a432bf 631
692dec0c
NC		 632 /* Only print per prio stats if there are >= 2 prios with samples */
633 if (get_nr_prios_with_samples(ts, ddir) >= 2) {
634 for (i = 0; i < ts->nr_clat_prio[ddir]; i++) {
635 uint64_t prio_samples = ts->clat_prio[ddir][i].clat_stat.samples;
636
637 if (prio_samples > 0) {
638 snprintf(prio_name, sizeof(prio_name),
639 "%s prio %u/%u (%.2f%% of IOs)",
640 clat_type,
641 ts->clat_prio[ddir][i].ioprio >> 13,
642 ts->clat_prio[ddir][i].ioprio & 7,
643 100. * (double) prio_samples / (double) samples);
644 show_clat_percentiles(ts->clat_prio[ddir][i].io_u_plat,
645 prio_samples, ts->percentile_list,
646 ts->percentile_precision,
647 prio_name, out);
648 }
649 }
b2a432bf 650 }
83349190 651 }
56440e63 652
079ad09b 653 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
142c7f2d 654 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
d694a6a7
RE		 655 const char *bw_str;
656
657 if ((rs->unit_base == 1) && i2p)
658 bw_str = "Kibit";
659 else if (rs->unit_base == 1)
660 bw_str = "kbit";
661 else if (i2p)
662 bw_str = "KiB";
663 else
664 bw_str = "kB";
d686990a 665
5c0abd5e 666 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
d1707474 667
d686990a
SN		 668 if (rs->unit_base == 1) {
669 min *= 8.0;
670 max *= 8.0;
671 mean *= 8.0;
672 dev *= 8.0;
673 }
3c39a379 674
142c7f2d
SN		 675 if (mean > fkb_base * fkb_base) {
676 min /= fkb_base;
677 max /= fkb_base;
678 mean /= fkb_base;
679 dev /= fkb_base;
d694a6a7 680 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
b7017e32
JA		 681 }
682
54c05828 683 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
29eb371b 684 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828
AH		 685 bw_str, min, max, p_of_agg, mean, dev,
686 (&ts->bw_stat[ddir])->samples);
3c39a379 687 }
188b6016 688 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
21ba6606 689 log_buf(out, " iops : min=%5llu, max=%5llu, "
29eb371b 690 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828 691 min, max, mean, dev, (&ts->iops_stat[ddir])->samples);
188b6016 692 }
3c39a379
JA		 693}
694
53d966f8
NC		 695static void show_mixed_ddir_status(struct group_run_stats *rs,
696 struct thread_stat *ts,
697 struct buf_output *out)
698{
b182f077 699 struct thread_stat *ts_lcl = gen_mixed_ddir_stats_from_ts(ts);
53d966f8 700
b182f077
NC		 701 if (ts_lcl)
702 show_ddir_status(rs, ts_lcl, DDIR_READ, out);
53d966f8 703
692dec0c 704 free_clat_prio_stats(ts_lcl);
53d966f8
NC		 705 free(ts_lcl);
706}
707
8985b491
JA		 708static bool show_lat(double *io_u_lat, int nr, const char **ranges,
709 const char *msg, struct buf_output *out)
04a0feae 710{
8985b491
JA		 711 bool new_line = true, shown = false;
712 int i, line = 0;
04a0feae
JA		 713
714 for (i = 0; i < nr; i++) {
715 if (io_u_lat[i] <= 0.0)
716 continue;
8985b491 717 shown = true;
04a0feae 718 if (new_line) {
4539ed73 719 if (line)
a666cab8 720 log_buf(out, "\n");
4a19fcaa 721 log_buf(out, " lat (%s) : ", msg);
8985b491 722 new_line = false;
04a0feae
JA		 723 line = 0;
724 }
725 if (line)
a666cab8
JA		 726 log_buf(out, ", ");
727 log_buf(out, "%s%3.2f%%", ranges[i], io_u_lat[i]);
04a0feae
JA		 728 line++;
729 if (line == 5)
8985b491 730 new_line = true;
04a0feae 731 }
7e1773ba
JA		 732
733 if (shown)
a666cab8 734 log_buf(out, "\n");
7e1773ba 735
8985b491 736 return true;
04a0feae
JA		 737}
738
d6bb626e
VF		 739static void show_lat_n(double *io_u_lat_n, struct buf_output *out)
740{
741 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
742 "250=", "500=", "750=", "1000=", };
743
744 show_lat(io_u_lat_n, FIO_IO_U_LAT_N_NR, ranges, "nsec", out);
745}
746
a666cab8 747static void show_lat_u(double *io_u_lat_u, struct buf_output *out)
04a0feae
JA		 748{
749 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
750 "250=", "500=", "750=", "1000=", };
751
a666cab8 752 show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec", out);
04a0feae
JA		 753}
754
a666cab8 755static void show_lat_m(double *io_u_lat_m, struct buf_output *out)
04a0feae
JA		 756{
757 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
758 "250=", "500=", "750=", "1000=", "2000=",
759 ">=2000=", };
760
a666cab8 761 show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec", out);
04a0feae
JA		 762}
763
a666cab8 764static void show_latencies(struct thread_stat *ts, struct buf_output *out)
04a0feae 765{
d6bb626e 766 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
c551f65a
JA		 767 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
768 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
769
d6bb626e 770 stat_calc_lat_n(ts, io_u_lat_n);
5a18988e
JA		 771 stat_calc_lat_u(ts, io_u_lat_u);
772 stat_calc_lat_m(ts, io_u_lat_m);
773
d6bb626e 774 show_lat_n(io_u_lat_n, out);
a666cab8
JA		 775 show_lat_u(io_u_lat_u, out);
776 show_lat_m(io_u_lat_m, out);
04a0feae
JA		 777}
778
66347cfa
DE		 779static int block_state_category(int block_state)
780{
781 switch (block_state) {
782 case BLOCK_STATE_UNINIT:
783 return 0;
784 case BLOCK_STATE_TRIMMED:
785 case BLOCK_STATE_WRITTEN:
786 return 1;
787 case BLOCK_STATE_WRITE_FAILURE:
788 case BLOCK_STATE_TRIM_FAILURE:
789 return 2;
790 default:
081c2dc3 791 /* Silence compile warning on some BSDs and have a return */
66347cfa 792 assert(0);
07ff5841 793 return -1;
66347cfa
DE		 794 }
795}
796
797static int compare_block_infos(const void *bs1, const void *bs2)
798{
5fff9543
JF		 799 uint64_t block1 = *(uint64_t *)bs1;
800 uint64_t block2 = *(uint64_t *)bs2;
66347cfa
DE		 801 int state1 = BLOCK_INFO_STATE(block1);
802 int state2 = BLOCK_INFO_STATE(block2);
803 int bscat1 = block_state_category(state1);
804 int bscat2 = block_state_category(state2);
805 int cycles1 = BLOCK_INFO_TRIMS(block1);
806 int cycles2 = BLOCK_INFO_TRIMS(block2);
807
808 if (bscat1 < bscat2)
809 return -1;
810 if (bscat1 > bscat2)
811 return 1;
812
813 if (cycles1 < cycles2)
814 return -1;
815 if (cycles1 > cycles2)
816 return 1;
817
818 if (state1 < state2)
819 return -1;
820 if (state1 > state2)
821 return 1;
822
823 assert(block1 == block2);
824 return 0;
825}
826
827static int calc_block_percentiles(int nr_block_infos, uint32_t *block_infos,
828 fio_fp64_t *plist, unsigned int **percentiles,
829 unsigned int *types)
830{
831 int len = 0;
832 int i, nr_uninit;
833
834 qsort(block_infos, nr_block_infos, sizeof(uint32_t), compare_block_infos);
835
836 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
837 len++;
838
839 if (!len)
840 return 0;
841
842 /*
843 * Sort the percentile list. Note that it may already be sorted if
844 * we are using the default values, but since it's a short list this
845 * isn't a worry. Also note that this does not work for NaN values.
846 */
847 if (len > 1)
68e0dc1a 848 qsort(plist, len, sizeof(plist[0]), double_cmp);
66347cfa 849
66347cfa
DE		 850 /* Start only after the uninit entries end */
851 for (nr_uninit = 0;
852 nr_uninit < nr_block_infos
853 && BLOCK_INFO_STATE(block_infos[nr_uninit]) == BLOCK_STATE_UNINIT;
854 nr_uninit ++)
855 ;
856
857 if (nr_uninit == nr_block_infos)
858 return 0;
859
860 *percentiles = calloc(len, sizeof(**percentiles));
861
862 for (i = 0; i < len; i++) {
863 int idx = (plist[i].u.f * (nr_block_infos - nr_uninit) / 100)
864 + nr_uninit;
865 (*percentiles)[i] = BLOCK_INFO_TRIMS(block_infos[idx]);
866 }
867
868 memset(types, 0, sizeof(*types) * BLOCK_STATE_COUNT);
869 for (i = 0; i < nr_block_infos; i++)
870 types[BLOCK_INFO_STATE(block_infos[i])]++;
871
872 return len;
873}
874
875static const char *block_state_names[] = {
876 [BLOCK_STATE_UNINIT] = "unwritten",
877 [BLOCK_STATE_TRIMMED] = "trimmed",
878 [BLOCK_STATE_WRITTEN] = "written",
879 [BLOCK_STATE_TRIM_FAILURE] = "trim failure",
880 [BLOCK_STATE_WRITE_FAILURE] = "write failure",
881};
882
883static void show_block_infos(int nr_block_infos, uint32_t *block_infos,
a666cab8 884 fio_fp64_t *plist, struct buf_output *out)
66347cfa
DE		 885{
886 int len, pos, i;
887 unsigned int *percentiles = NULL;
888 unsigned int block_state_counts[BLOCK_STATE_COUNT];
889
890 len = calc_block_percentiles(nr_block_infos, block_infos, plist,
891 &percentiles, block_state_counts);
892
a666cab8 893 log_buf(out, " block lifetime percentiles :\n |");
66347cfa
DE		 894 pos = 0;
895 for (i = 0; i < len; i++) {
896 uint32_t block_info = percentiles[i];
897#define LINE_LENGTH 75
898 char str[LINE_LENGTH];
899 int strln = snprintf(str, LINE_LENGTH, " %3.2fth=%u%c",
900 plist[i].u.f, block_info,
901 i == len - 1 ? '\n' : ',');
902 assert(strln < LINE_LENGTH);
903 if (pos + strln > LINE_LENGTH) {
904 pos = 0;
a666cab8 905 log_buf(out, "\n |");
66347cfa 906 }
a666cab8 907 log_buf(out, "%s", str);
66347cfa
DE		 908 pos += strln;
909#undef LINE_LENGTH
910 }
911 if (percentiles)
912 free(percentiles);
913
a666cab8 914 log_buf(out, " states :");
66347cfa 915 for (i = 0; i < BLOCK_STATE_COUNT; i++)
a666cab8 916 log_buf(out, " %s=%u%c",
66347cfa
DE		 917 block_state_names[i], block_state_counts[i],
918 i == BLOCK_STATE_COUNT - 1 ? '\n' : ',');
919}
920
d685adfb
VF		 921static void show_ss_normal(struct thread_stat *ts, struct buf_output *out)
922{
d694a6a7 923 char *p1, *p1alt, *p2;
d685adfb
VF		 924 unsigned long long bw_mean, iops_mean;
925 const int i2p = is_power_of_2(ts->kb_base);
926
0c13c969 927 if (!ts->ss_dur)
d685adfb
VF		 928 return;
929
bb49c8bd
VF		 930 bw_mean = steadystate_bw_mean(ts);
931 iops_mean = steadystate_iops_mean(ts);
d685adfb 932
e883cb35
JF		 933 p1 = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, i2p, ts->unit_base);
934 p1alt = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, !i2p, ts->unit_base);
935 p2 = num2str(iops_mean, ts->sig_figs, 1, 0, N2S_NONE);
d685adfb 936
d694a6a7 937 log_buf(out, " steadystate : attained=%s, bw=%s (%s), iops=%s, %s%s=%.3f%s\n",
c8caba48 938 ts->ss_state & FIO_SS_ATTAINED ? "yes" : "no",
d694a6a7 939 p1, p1alt, p2,
c8caba48
JA		 940 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
941 ts->ss_state & FIO_SS_SLOPE ? " slope": " mean dev",
bb49c8bd 942 ts->ss_criterion.u.f,
c8caba48 943 ts->ss_state & FIO_SS_PCT ? "%" : "");
d685adfb
VF		 944
945 free(p1);
d694a6a7 946 free(p1alt);
d685adfb
VF		 947 free(p2);
948}
949
2a2fdab1
L		 950static void show_agg_stats(struct disk_util_agg *agg, int terse,
951 struct buf_output *out)
952{
953 if (!agg->slavecount)
954 return;
955
956 if (!terse) {
957 log_buf(out, ", aggrios=%llu/%llu, aggrmerge=%llu/%llu, "
958 "aggrticks=%llu/%llu, aggrin_queue=%llu, "
959 "aggrutil=%3.2f%%",
960 (unsigned long long) agg->ios[0] / agg->slavecount,
961 (unsigned long long) agg->ios[1] / agg->slavecount,
962 (unsigned long long) agg->merges[0] / agg->slavecount,
963 (unsigned long long) agg->merges[1] / agg->slavecount,
964 (unsigned long long) agg->ticks[0] / agg->slavecount,
965 (unsigned long long) agg->ticks[1] / agg->slavecount,
966 (unsigned long long) agg->time_in_queue / agg->slavecount,
967 agg->max_util.u.f);
968 } else {
969 log_buf(out, ";slaves;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
970 (unsigned long long) agg->ios[0] / agg->slavecount,
971 (unsigned long long) agg->ios[1] / agg->slavecount,
972 (unsigned long long) agg->merges[0] / agg->slavecount,
973 (unsigned long long) agg->merges[1] / agg->slavecount,
974 (unsigned long long) agg->ticks[0] / agg->slavecount,
975 (unsigned long long) agg->ticks[1] / agg->slavecount,
976 (unsigned long long) agg->time_in_queue / agg->slavecount,
977 agg->max_util.u.f);
978 }
979}
980
981static void aggregate_slaves_stats(struct disk_util *masterdu)
982{
983 struct disk_util_agg *agg = &masterdu->agg;
984 struct disk_util_stat *dus;
985 struct flist_head *entry;
986 struct disk_util *slavedu;
987 double util;
988
989 flist_for_each(entry, &masterdu->slaves) {
990 slavedu = flist_entry(entry, struct disk_util, slavelist);
991 dus = &slavedu->dus;
992 agg->ios[0] += dus->s.ios[0];
993 agg->ios[1] += dus->s.ios[1];
994 agg->merges[0] += dus->s.merges[0];
995 agg->merges[1] += dus->s.merges[1];
996 agg->sectors[0] += dus->s.sectors[0];
997 agg->sectors[1] += dus->s.sectors[1];
998 agg->ticks[0] += dus->s.ticks[0];
999 agg->ticks[1] += dus->s.ticks[1];
1000 agg->time_in_queue += dus->s.time_in_queue;
1001 agg->slavecount++;
1002
1003 util = (double) (100 * dus->s.io_ticks / (double) slavedu->dus.s.msec);
1004 /* System utilization is the utilization of the
1005 * component with the highest utilization.
1006 */
1007 if (util > agg->max_util.u.f)
1008 agg->max_util.u.f = util;
1009
1010 }
1011
1012 if (agg->max_util.u.f > 100.0)
1013 agg->max_util.u.f = 100.0;
1014}
1015
1016void print_disk_util(struct disk_util_stat *dus, struct disk_util_agg *agg,
1017 int terse, struct buf_output *out)
1018{
1019 double util = 0;
1020
1021 if (dus->s.msec)
1022 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
1023 if (util > 100.0)
1024 util = 100.0;
1025
1026 if (!terse) {
1027 if (agg->slavecount)
1028 log_buf(out, " ");
1029
1030 log_buf(out, " %s: ios=%llu/%llu, merge=%llu/%llu, "
1031 "ticks=%llu/%llu, in_queue=%llu, util=%3.2f%%",
1032 dus->name,
1033 (unsigned long long) dus->s.ios[0],
1034 (unsigned long long) dus->s.ios[1],
1035 (unsigned long long) dus->s.merges[0],
1036 (unsigned long long) dus->s.merges[1],
1037 (unsigned long long) dus->s.ticks[0],
1038 (unsigned long long) dus->s.ticks[1],
1039 (unsigned long long) dus->s.time_in_queue,
1040 util);
1041 } else {
1042 log_buf(out, ";%s;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
1043 dus->name,
1044 (unsigned long long) dus->s.ios[0],
1045 (unsigned long long) dus->s.ios[1],
1046 (unsigned long long) dus->s.merges[0],
1047 (unsigned long long) dus->s.merges[1],
1048 (unsigned long long) dus->s.ticks[0],
1049 (unsigned long long) dus->s.ticks[1],
1050 (unsigned long long) dus->s.time_in_queue,
1051 util);
1052 }
1053
1054 /*
1055 * If the device has slaves, aggregate the stats for
1056 * those slave devices also.
1057 */
1058 show_agg_stats(agg, terse, out);
1059
1060 if (!terse)
1061 log_buf(out, "\n");
1062}
1063
1064void json_array_add_disk_util(struct disk_util_stat *dus,
1065 struct disk_util_agg *agg, struct json_array *array)
1066{
1067 struct json_object *obj;
1068 double util = 0;
1069
1070 if (dus->s.msec)
1071 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
1072 if (util > 100.0)
1073 util = 100.0;
1074
1075 obj = json_create_object();
1076 json_array_add_value_object(array, obj);
1077
eb2f29b7 1078 json_object_add_value_string(obj, "name", (const char *)dus->name);
2a2fdab1
L		 1079 json_object_add_value_int(obj, "read_ios", dus->s.ios[0]);
1080 json_object_add_value_int(obj, "write_ios", dus->s.ios[1]);
1081 json_object_add_value_int(obj, "read_merges", dus->s.merges[0]);
1082 json_object_add_value_int(obj, "write_merges", dus->s.merges[1]);
1083 json_object_add_value_int(obj, "read_ticks", dus->s.ticks[0]);
1084 json_object_add_value_int(obj, "write_ticks", dus->s.ticks[1]);
1085 json_object_add_value_int(obj, "in_queue", dus->s.time_in_queue);
1086 json_object_add_value_float(obj, "util", util);
1087
1088 /*
1089 * If the device has slaves, aggregate the stats for
1090 * those slave devices also.
1091 */
1092 if (!agg->slavecount)
1093 return;
1094 json_object_add_value_int(obj, "aggr_read_ios",
1095 agg->ios[0] / agg->slavecount);
1096 json_object_add_value_int(obj, "aggr_write_ios",
1097 agg->ios[1] / agg->slavecount);
1098 json_object_add_value_int(obj, "aggr_read_merges",
1099 agg->merges[0] / agg->slavecount);
1100 json_object_add_value_int(obj, "aggr_write_merge",
1101 agg->merges[1] / agg->slavecount);
1102 json_object_add_value_int(obj, "aggr_read_ticks",
1103 agg->ticks[0] / agg->slavecount);
1104 json_object_add_value_int(obj, "aggr_write_ticks",
1105 agg->ticks[1] / agg->slavecount);
1106 json_object_add_value_int(obj, "aggr_in_queue",
1107 agg->time_in_queue / agg->slavecount);
1108 json_object_add_value_float(obj, "aggr_util", agg->max_util.u.f);
1109}
1110
1111static void json_object_add_disk_utils(struct json_object *obj,
1112 struct flist_head *head)
1113{
1114 struct json_array *array = json_create_array();
1115 struct flist_head *entry;
1116 struct disk_util *du;
1117
1118 json_object_add_value_array(obj, "disk_util", array);
1119
1120 flist_for_each(entry, head) {
1121 du = flist_entry(entry, struct disk_util, list);
1122
1123 aggregate_slaves_stats(du);
1124 json_array_add_disk_util(&du->dus, &du->agg, array);
1125 }
1126}
1127
1128void show_disk_util(int terse, struct json_object *parent,
1129 struct buf_output *out)
1130{
1131 struct flist_head *entry;
1132 struct disk_util *du;
1133 bool do_json;
1134
1135 if (!is_running_backend())
1136 return;
1137
6dc75062 1138 if (flist_empty(&disk_list))
2a2fdab1 1139 return;
2a2fdab1
L		 1140
1141 if ((output_format & FIO_OUTPUT_JSON) && parent)
1142 do_json = true;
1143 else
1144 do_json = false;
1145
1146 if (!terse && !do_json)
1147 log_buf(out, "\nDisk stats (read/write):\n");
1148
6dc75062 1149 if (do_json) {
2a2fdab1 1150 json_object_add_disk_utils(parent, &disk_list);
6dc75062 1151 } else if (output_format & ~(FIO_OUTPUT_JSON | FIO_OUTPUT_JSON_PLUS)) {
2a2fdab1
L		 1152 flist_for_each(entry, &disk_list) {
1153 du = flist_entry(entry, struct disk_util, list);
1154
1155 aggregate_slaves_stats(du);
1156 print_disk_util(&du->dus, &du->agg, terse, out);
1157 }
1158 }
1159}
1160
10aa136b 1161static void show_thread_status_normal(struct thread_stat *ts,
a666cab8
JA		 1162 struct group_run_stats *rs,
1163 struct buf_output *out)
3c39a379
JA		 1164{
1165 double usr_cpu, sys_cpu;
69008999 1166 unsigned long runtime;
71619dc2 1167 double io_u_dist[FIO_IO_U_MAP_NR];
57a64324 1168 time_t time_p;
35326842 1169 char time_buf[32];
3c39a379 1170
9966af7b 1171 if (!ddir_rw_sum(ts->io_bytes) && !ddir_rw_sum(ts->total_io_u))
3c39a379 1172 return;
7a4e480d 1173
33477b4b 1174 memset(time_buf, 0, sizeof(time_buf));
3c39a379 1175
57a64324 1176 time(&time_p);
45054cbe 1177 os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf));
57a64324 1178
5ec10eaa 1179 if (!ts->error) {
a666cab8 1180 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s",
5ec10eaa 1181 ts->name, ts->groupid, ts->members,
57a64324 1182 ts->error, (int) ts->pid, time_buf);
5ec10eaa 1183 } else {
a666cab8 1184 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s",
5ec10eaa 1185 ts->name, ts->groupid, ts->members,
57a64324
JA		 1186 ts->error, ts->verror, (int) ts->pid,
1187 time_buf);
5ec10eaa 1188 }
3c39a379 1189
259e47de 1190 if (strlen(ts->description))
a666cab8 1191 log_buf(out, " Description : [%s]\n", ts->description);
7bdce1bd 1192
dde39f8c
AD		 1193 for_each_rw_ddir(ddir) {
1194 if (ts->io_bytes[ddir])
1195 show_ddir_status(rs, ts, ddir, out);
1196 }
3c39a379 1197
5cb8a8cd
BP		 1198 if (ts->unified_rw_rep == UNIFIED_BOTH)
1199 show_mixed_ddir_status(rs, ts, out);
1200
a666cab8 1201 show_latencies(ts, out);
7e1773ba 1202
b2b3eefe
JA		 1203 if (ts->sync_stat.samples)
1204 show_ddir_status(rs, ts, DDIR_SYNC, out);
1205
756867bd 1206 runtime = ts->total_run_time;
69008999 1207 if (runtime) {
1e97cce9 1208 double runt = (double) runtime;
3c39a379 1209
756867bd
JA		 1210 usr_cpu = (double) ts->usr_time * 100 / runt;
1211 sys_cpu = (double) ts->sys_time * 100 / runt;
3c39a379
JA		 1212 } else {
1213 usr_cpu = 0;
1214 sys_cpu = 0;
1215 }
1216
a666cab8 1217 log_buf(out, " cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu,"
4e0a8fa2
JA		 1218 " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu,
1219 (unsigned long long) ts->ctx,
1220 (unsigned long long) ts->majf,
1221 (unsigned long long) ts->minf);
71619dc2 1222
d79db122 1223 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
a666cab8 1224 log_buf(out, " IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
5ec10eaa
JA		 1225 " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1226 io_u_dist[1], io_u_dist[2],
1227 io_u_dist[3], io_u_dist[4],
1228 io_u_dist[5], io_u_dist[6]);
838bc709
JA		 1229
1230 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
a666cab8 1231 log_buf(out, " submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1232 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1233 io_u_dist[1], io_u_dist[2],
1234 io_u_dist[3], io_u_dist[4],
1235 io_u_dist[5], io_u_dist[6]);
1236 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
a666cab8 1237 log_buf(out, " complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1238 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1239 io_u_dist[1], io_u_dist[2],
1240 io_u_dist[3], io_u_dist[4],
1241 io_u_dist[5], io_u_dist[6]);
7f3ecee2
JA		 1242 log_buf(out, " issued rwts: total=%llu,%llu,%llu,%llu"
1243 " short=%llu,%llu,%llu,0"
1244 " dropped=%llu,%llu,%llu,0\n",
4e0a8fa2
JA		 1245 (unsigned long long) ts->total_io_u[0],
1246 (unsigned long long) ts->total_io_u[1],
1247 (unsigned long long) ts->total_io_u[2],
7f3ecee2 1248 (unsigned long long) ts->total_io_u[3],
4e0a8fa2
JA		 1249 (unsigned long long) ts->short_io_u[0],
1250 (unsigned long long) ts->short_io_u[1],
3bcb9d94
JA		 1251 (unsigned long long) ts->short_io_u[2],
1252 (unsigned long long) ts->drop_io_u[0],
1253 (unsigned long long) ts->drop_io_u[1],
1254 (unsigned long long) ts->drop_io_u[2]);
f2bba182 1255 if (ts->continue_on_error) {
a666cab8 1256 log_buf(out, " errors : total=%llu, first_error=%d/<%s>\n",
4e0a8fa2 1257 (unsigned long long)ts->total_err_count,
1ec99eea
JA		 1258 ts->first_error,
1259 strerror(ts->first_error));
f2bba182 1260 }
3e260a46 1261 if (ts->latency_depth) {
a666cab8 1262 log_buf(out, " latency : target=%llu, window=%llu, percentile=%.2f%%, depth=%u\n",
3e260a46
JA		 1263 (unsigned long long)ts->latency_target,
1264 (unsigned long long)ts->latency_window,
1265 ts->latency_percentile.u.f,
1266 ts->latency_depth);
1267 }
66347cfa
DE		 1268
1269 if (ts->nr_block_infos)
1270 show_block_infos(ts->nr_block_infos, ts->block_infos,
a666cab8 1271 ts->percentile_list, out);
d685adfb 1272
bb49c8bd 1273 if (ts->ss_dur)
d685adfb 1274 show_ss_normal(ts, out);
3c39a379
JA		 1275}
1276
756867bd 1277static void show_ddir_status_terse(struct thread_stat *ts,
2e545522
NC		 1278 struct group_run_stats *rs,
1279 enum fio_ddir ddir, int ver,
1280 struct buf_output *out)
c6ae0a5b 1281{
d6bb626e
VF		 1282 unsigned long long min, max, minv, maxv, bw, iops;
1283 unsigned long long *ovals = NULL;
c6ae0a5b 1284 double mean, dev;
d6bb626e 1285 unsigned int len;
a2c95580 1286 int i, bw_stat;
c6ae0a5b 1287
ff58fced
JA		 1288 assert(ddir_rw(ddir));
1289
312b4af2
JA		 1290 iops = bw = 0;
1291 if (ts->runtime[ddir]) {
1292 uint64_t runt = ts->runtime[ddir];
1293
420b104a 1294 bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; /* KiB/s */
312b4af2
JA		 1295 iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
1296 }
c6ae0a5b 1297
a666cab8 1298 log_buf(out, ";%llu;%llu;%llu;%llu",
4e0a8fa2
JA		 1299 (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops,
1300 (unsigned long long) ts->runtime[ddir]);
c6ae0a5b 1301
079ad09b 1302 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1303 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1304 else
d6bb626e 1305 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1306
079ad09b 1307 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1308 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1309 else
d6bb626e 1310 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1311
6dc75062 1312 if (ts->lat_percentiles) {
56440e63
VF		 1313 len = calc_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
1314 ts->lat_stat[ddir].samples,
1315 ts->percentile_list, &ovals, &maxv,
1316 &minv);
6dc75062 1317 } else if (ts->clat_percentiles) {
df8781b6 1318 len = calc_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
1db92cb6
JA		 1319 ts->clat_stat[ddir].samples,
1320 ts->percentile_list, &ovals, &maxv,
1321 &minv);
6dc75062 1322 } else {
1db92cb6 1323 len = 0;
6dc75062
JA		 1324 }
1325
1db92cb6
JA		 1326 for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
1327 if (i >= len) {
a666cab8 1328 log_buf(out, ";0%%=0");
1db92cb6
JA		 1329 continue;
1330 }
247823cc 1331 log_buf(out, ";%f%%=%llu", ts->percentile_list[i].u.f, ovals[i]/1000);
1db92cb6 1332 }
2341a37a
K		 1333
1334 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1335 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
2341a37a 1336 else
d6bb626e 1337 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
2341a37a 1338
283feb79 1339 free(ovals);
1db92cb6 1340
a2c95580
AH		 1341 bw_stat = calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev);
1342 if (bw_stat) {
19d3e967
JA		 1343 double p_of_agg = 100.0;
1344
1345 if (rs->agg[ddir]) {
d1707474 1346 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
19d3e967
JA		 1347 if (p_of_agg > 100.0)
1348 p_of_agg = 100.0;
1349 }
c6ae0a5b 1350
d6bb626e 1351 log_buf(out, ";%llu;%llu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
6dc75062 1352 } else {
d6bb626e 1353 log_buf(out, ";%llu;%llu;%f%%;%f;%f", 0ULL, 0ULL, 0.0, 0.0, 0.0);
6dc75062 1354 }
a2c95580
AH		 1355
1356 if (ver == 5) {
1357 if (bw_stat)
29eb371b 1358 log_buf(out, ";%" PRIu64, (&ts->bw_stat[ddir])->samples);
a2c95580
AH		 1359 else
1360 log_buf(out, ";%lu", 0UL);
1361
1362 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev))
29eb371b 1363 log_buf(out, ";%llu;%llu;%f;%f;%" PRIu64, min, max,
a2c95580
AH		 1364 mean, dev, (&ts->iops_stat[ddir])->samples);
1365 else
1366 log_buf(out, ";%llu;%llu;%f;%f;%lu", 0ULL, 0ULL, 0.0, 0.0, 0UL);
1367 }
c6ae0a5b
JA		 1368}
1369
5cb8a8cd
BP		 1370static void show_mixed_ddir_status_terse(struct thread_stat *ts,
1371 struct group_run_stats *rs,
1372 int ver, struct buf_output *out)
1373{
b182f077 1374 struct thread_stat *ts_lcl = gen_mixed_ddir_stats_from_ts(ts);
5cb8a8cd 1375
b182f077
NC		 1376 if (ts_lcl)
1377 show_ddir_status_terse(ts_lcl, rs, DDIR_READ, ver, out);
5cb8a8cd 1378
692dec0c 1379 free_clat_prio_stats(ts_lcl);
5cb8a8cd
BP		 1380 free(ts_lcl);
1381}
1382
6dc75062
JA		 1383static struct json_object *add_ddir_lat_json(struct thread_stat *ts,
1384 uint32_t percentiles,
1385 struct io_stat *lat_stat,
1386 uint64_t *io_u_plat)
56440e63
VF		 1387{
1388 char buf[120];
1389 double mean, dev;
1390 unsigned int i, len;
1391 struct json_object *lat_object, *percentile_object, *clat_bins_object;
1392 unsigned long long min, max, maxv, minv, *ovals = NULL;
1393
1394 if (!calc_lat(lat_stat, &min, &max, &mean, &dev)) {
1395 min = max = 0;
1396 mean = dev = 0.0;
1397 }
1398 lat_object = json_create_object();
1399 json_object_add_value_int(lat_object, "min", min);
1400 json_object_add_value_int(lat_object, "max", max);
1401 json_object_add_value_float(lat_object, "mean", mean);
1402 json_object_add_value_float(lat_object, "stddev", dev);
1403 json_object_add_value_int(lat_object, "N", lat_stat->samples);
1404
1405 if (percentiles && lat_stat->samples) {
1406 len = calc_clat_percentiles(io_u_plat, lat_stat->samples,
1407 ts->percentile_list, &ovals, &maxv, &minv);
1408
1409 if (len > FIO_IO_U_LIST_MAX_LEN)
1410 len = FIO_IO_U_LIST_MAX_LEN;
1411
1412 percentile_object = json_create_object();
1413 json_object_add_value_object(lat_object, "percentile", percentile_object);
1414 for (i = 0; i < len; i++) {
1415 snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
1416 json_object_add_value_int(percentile_object, buf, ovals[i]);
1417 }
1418 free(ovals);
1419
1420 if (output_format & FIO_OUTPUT_JSON_PLUS) {
1421 clat_bins_object = json_create_object();
1422 json_object_add_value_object(lat_object, "bins", clat_bins_object);
1423
1424 for(i = 0; i < FIO_IO_U_PLAT_NR; i++)
1425 if (io_u_plat[i]) {
1426 snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
1427 json_object_add_value_int(clat_bins_object, buf, io_u_plat[i]);
1428 }
1429 }
1430 }
1431
1432 return lat_object;
1433}
1434
cc372b17 1435static void add_ddir_status_json(struct thread_stat *ts,
2e545522
NC		 1436 struct group_run_stats *rs, enum fio_ddir ddir,
1437 struct json_object *parent)
cc372b17 1438{
56440e63 1439 unsigned long long min, max;
aedd021d 1440 unsigned long long bw_bytes, bw;
9f68fe3a 1441 double mean, dev, iops;
56440e63 1442 struct json_object *dir_object, *tmp_object;
cc372b17
SL		 1443 double p_of_agg = 100.0;
1444
b2b3eefe 1445 assert(ddir_rw(ddir) || ddir_sync(ddir));
cc372b17 1446
5cb8a8cd 1447 if ((ts->unified_rw_rep == UNIFIED_MIXED) && ddir != DDIR_READ)
771e58be
JA		 1448 return;
1449
cc372b17 1450 dir_object = json_create_object();
771e58be 1451 json_object_add_value_object(parent,
5cb8a8cd 1452 (ts->unified_rw_rep == UNIFIED_MIXED) ? "mixed" : io_ddir_name(ddir), dir_object);
cc372b17 1453
b2b3eefe
JA		 1454 if (ddir_rw(ddir)) {
1455 bw_bytes = 0;
1456 bw = 0;
1457 iops = 0.0;
1458 if (ts->runtime[ddir]) {
1459 uint64_t runt = ts->runtime[ddir];
cc372b17 1460
b2b3eefe
JA		 1461 bw_bytes = ((1000 * ts->io_bytes[ddir]) / runt); /* Bytes/s */
1462 bw = bw_bytes / 1024; /* KiB/s */
1463 iops = (1000.0 * (uint64_t) ts->total_io_u[ddir]) / runt;
1464 }
cc372b17 1465
b2b3eefe
JA		 1466 json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir]);
1467 json_object_add_value_int(dir_object, "io_kbytes", ts->io_bytes[ddir] >> 10);
1468 json_object_add_value_int(dir_object, "bw_bytes", bw_bytes);
1469 json_object_add_value_int(dir_object, "bw", bw);
1470 json_object_add_value_float(dir_object, "iops", iops);
1471 json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]);
1472 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[ddir]);
1473 json_object_add_value_int(dir_object, "short_ios", ts->short_io_u[ddir]);
1474 json_object_add_value_int(dir_object, "drop_ios", ts->drop_io_u[ddir]);
1475
56440e63
VF		 1476 tmp_object = add_ddir_lat_json(ts, ts->slat_percentiles,
1477 &ts->slat_stat[ddir], ts->io_u_plat[FIO_SLAT][ddir]);
b2b3eefe 1478 json_object_add_value_object(dir_object, "slat_ns", tmp_object);
56440e63
VF		 1479
1480 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles,
1481 &ts->clat_stat[ddir], ts->io_u_plat[FIO_CLAT][ddir]);
b2b3eefe 1482 json_object_add_value_object(dir_object, "clat_ns", tmp_object);
cc372b17 1483
56440e63
VF		 1484 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles,
1485 &ts->lat_stat[ddir], ts->io_u_plat[FIO_LAT][ddir]);
b2b3eefe 1486 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
56440e63 1487 } else {
f5ec8123 1488 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[DDIR_SYNC]);
56440e63
VF		 1489 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles | ts->clat_percentiles,
1490 &ts->sync_stat, ts->io_u_sync_plat);
1491 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
513e37ee
VF		 1492 }
1493
56440e63
VF		 1494 if (!ddir_rw(ddir))
1495 return;
b2a432bf 1496
1cbbba65
NC		 1497 /* Only include per prio stats if there are >= 2 prios with samples */
1498 if (get_nr_prios_with_samples(ts, ddir) >= 2) {
1499 struct json_array *array = json_create_array();
1500 const char *obj_name;
1501 int i;
1502
1503 if (ts->lat_percentiles)
1504 obj_name = "lat_ns";
1505 else
1506 obj_name = "clat_ns";
b2a432bf 1507
1cbbba65 1508 json_object_add_value_array(dir_object, "prios", array);
b2b3eefe 1509
1cbbba65
NC		 1510 for (i = 0; i < ts->nr_clat_prio[ddir]; i++) {
1511 if (ts->clat_prio[ddir][i].clat_stat.samples > 0) {
1512 struct json_object *obj = json_create_object();
1513 unsigned long long class, level;
1514
1515 class = ts->clat_prio[ddir][i].ioprio >> 13;
1516 json_object_add_value_int(obj, "prioclass", class);
1517 level = ts->clat_prio[ddir][i].ioprio & 7;
1518 json_object_add_value_int(obj, "prio", level);
1519
1520 tmp_object = add_ddir_lat_json(ts,
1521 ts->clat_percentiles | ts->lat_percentiles,
1522 &ts->clat_prio[ddir][i].clat_stat,
1523 ts->clat_prio[ddir][i].io_u_plat);
1524 json_object_add_value_object(obj, obj_name, tmp_object);
1525 json_array_add_value_object(array, obj);
1526 }
1527 }
cc372b17 1528 }
24cab44e 1529
b9e1b491 1530 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
5c0abd5e 1531 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
cc372b17
SL		 1532 } else {
1533 min = max = 0;
1534 p_of_agg = mean = dev = 0.0;
1535 }
56440e63 1536
cc372b17
SL		 1537 json_object_add_value_int(dir_object, "bw_min", min);
1538 json_object_add_value_int(dir_object, "bw_max", max);
a806bf2e 1539 json_object_add_value_float(dir_object, "bw_agg", p_of_agg);
cc372b17
SL		 1540 json_object_add_value_float(dir_object, "bw_mean", mean);
1541 json_object_add_value_float(dir_object, "bw_dev", dev);
54c05828
AH		 1542 json_object_add_value_int(dir_object, "bw_samples",
1543 (&ts->bw_stat[ddir])->samples);
188b6016
AH		 1544
1545 if (!calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
1546 min = max = 0;
1547 mean = dev = 0.0;
1548 }
1549 json_object_add_value_int(dir_object, "iops_min", min);
1550 json_object_add_value_int(dir_object, "iops_max", max);
1551 json_object_add_value_float(dir_object, "iops_mean", mean);
1552 json_object_add_value_float(dir_object, "iops_stddev", dev);
54c05828
AH		 1553 json_object_add_value_int(dir_object, "iops_samples",
1554 (&ts->iops_stat[ddir])->samples);
96563db9
JA		 1555
1556 if (ts->cachehit + ts->cachemiss) {
1557 uint64_t total;
1558 double hit;
1559
1560 total = ts->cachehit + ts->cachemiss;
1561 hit = (double) ts->cachehit / (double) total;
1562 hit *= 100.0;
1563 json_object_add_value_float(dir_object, "cachehit", hit);
1564 }
cc372b17
SL		 1565}
1566
5cb8a8cd
BP		 1567static void add_mixed_ddir_status_json(struct thread_stat *ts,
1568 struct group_run_stats *rs, struct json_object *parent)
1569{
b182f077 1570 struct thread_stat *ts_lcl = gen_mixed_ddir_stats_from_ts(ts);
5cb8a8cd
BP		 1571
1572 /* add the aggregated stats to json parent */
b182f077
NC		 1573 if (ts_lcl)
1574 add_ddir_status_json(ts_lcl, rs, DDIR_READ, parent);
1575
692dec0c 1576 free_clat_prio_stats(ts_lcl);
5cb8a8cd
BP		 1577 free(ts_lcl);
1578}
1579
bef2112b
AH		 1580static void show_thread_status_terse_all(struct thread_stat *ts,
1581 struct group_run_stats *rs, int ver,
1582 struct buf_output *out)
4d658652
JA		 1583{
1584 double io_u_dist[FIO_IO_U_MAP_NR];
1585 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1586 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1587 double usr_cpu, sys_cpu;
1588 int i;
1589
1590 /* General Info */
bef2112b
AH		 1591 if (ver == 2)
1592 log_buf(out, "2;%s;%d;%d", ts->name, ts->groupid, ts->error);
1593 else
1594 log_buf(out, "%d;%s;%s;%d;%d", ver, fio_version_string,
1595 ts->name, ts->groupid, ts->error);
c6ae0a5b 1596
5cb8a8cd 1597 /* Log Read Status, or mixed if unified_rw_rep = 1 */
a2c95580 1598 show_ddir_status_terse(ts, rs, DDIR_READ, ver, out);
5cb8a8cd
BP		 1599 if (ts->unified_rw_rep != UNIFIED_MIXED) {
1600 /* Log Write Status */
1601 show_ddir_status_terse(ts, rs, DDIR_WRITE, ver, out);
1602 /* Log Trim Status */
1603 if (ver == 2 || ver == 4 || ver == 5)
1604 show_ddir_status_terse(ts, rs, DDIR_TRIM, ver, out);
1605 }
1606 if (ts->unified_rw_rep == UNIFIED_BOTH)
1607 show_mixed_ddir_status_terse(ts, rs, ver, out);
562c2d2f 1608 /* CPU Usage */
756867bd
JA		 1609 if (ts->total_run_time) {
1610 double runt = (double) ts->total_run_time;
c6ae0a5b 1611
756867bd
JA		 1612 usr_cpu = (double) ts->usr_time * 100 / runt;
1613 sys_cpu = (double) ts->sys_time * 100 / runt;
c6ae0a5b
JA		 1614 } else {
1615 usr_cpu = 0;
1616 sys_cpu = 0;
1617 }
1618
a666cab8 1619 log_buf(out, ";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
4e0a8fa2
JA		 1620 (unsigned long long) ts->ctx,
1621 (unsigned long long) ts->majf,
1622 (unsigned long long) ts->minf);
2270890c 1623
562c2d2f 1624 /* Calc % distribution of IO depths, usecond, msecond latency */
d79db122 1625 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
247823cc 1626 stat_calc_lat_nu(ts, io_u_lat_u);
04a0feae 1627 stat_calc_lat_m(ts, io_u_lat_m);
2270890c 1628
562c2d2f 1629 /* Only show fixed 7 I/O depth levels*/
a666cab8 1630 log_buf(out, ";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
5ec10eaa
JA		 1631 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
1632 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
2270890c 1633
562c2d2f 1634 /* Microsecond latency */
04a0feae 1635 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
a666cab8 1636 log_buf(out, ";%3.2f%%", io_u_lat_u[i]);
562c2d2f 1637 /* Millisecond latency */
04a0feae 1638 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
a666cab8 1639 log_buf(out, ";%3.2f%%", io_u_lat_m[i]);
f2f788dd
JA		 1640
1641 /* disk util stats, if any */
24a97130 1642 if (ver >= 3 && is_running_backend())
bef2112b 1643 show_disk_util(1, NULL, out);
f2f788dd 1644
562c2d2f 1645 /* Additional output if continue_on_error set - default off*/
f2bba182 1646 if (ts->continue_on_error)
a666cab8 1647 log_buf(out, ";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
2270890c 1648
562c2d2f 1649 /* Additional output if description is set */
d5495f0b
VF		 1650 if (strlen(ts->description)) {
1651 if (ver == 2)
1652 log_buf(out, "\n");
a666cab8 1653 log_buf(out, ";%s", ts->description);
d5495f0b 1654 }
946e4276 1655
a666cab8 1656 log_buf(out, "\n");
756867bd
JA		 1657}
1658
a89ba4b1 1659static void json_add_job_opts(struct json_object *root, const char *name,
0cf542af 1660 struct flist_head *opt_list)
66e19a38
JA		 1661{
1662 struct json_object *dir_object;
1663 struct flist_head *entry;
1664 struct print_option *p;
1665
1666 if (flist_empty(opt_list))
1667 return;
1668
1669 dir_object = json_create_object();
1670 json_object_add_value_object(root, name, dir_object);
1671
1672 flist_for_each(entry, opt_list) {
66e19a38 1673 p = flist_entry(entry, struct print_option, list);
c42b48fe 1674 json_object_add_value_string(dir_object, p->name, p->value);
66e19a38
JA		 1675 }
1676}
1677
cc372b17 1678static struct json_object *show_thread_status_json(struct thread_stat *ts,
66e19a38
JA		 1679 struct group_run_stats *rs,
1680 struct flist_head *opt_list)
cc372b17
SL		 1681{
1682 struct json_object *root, *tmp;
b01af66b 1683 struct jobs_eta *je;
cc372b17 1684 double io_u_dist[FIO_IO_U_MAP_NR];
d6bb626e 1685 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
cc372b17
SL		 1686 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1687 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1688 double usr_cpu, sys_cpu;
1689 int i;
b01af66b
CJ		 1690 size_t size;
1691
cc372b17
SL		 1692 root = json_create_object();
1693 json_object_add_value_string(root, "jobname", ts->name);
1694 json_object_add_value_int(root, "groupid", ts->groupid);
1695 json_object_add_value_int(root, "error", ts->error);
1696
b01af66b 1697 /* ETA Info */
c5103619 1698 je = get_jobs_eta(true, &size);
2de615ad
JA		 1699 if (je) {
1700 json_object_add_value_int(root, "eta", je->eta_sec);
1701 json_object_add_value_int(root, "elapsed", je->elapsed_sec);
0fc3cb4c 1702 free(je);
2de615ad 1703 }
b01af66b 1704
66e19a38 1705 if (opt_list)
0cf542af 1706 json_add_job_opts(root, "job options", opt_list);
66e19a38 1707
cc372b17
SL		 1708 add_ddir_status_json(ts, rs, DDIR_READ, root);
1709 add_ddir_status_json(ts, rs, DDIR_WRITE, root);
f3afa57e 1710 add_ddir_status_json(ts, rs, DDIR_TRIM, root);
b2b3eefe 1711 add_ddir_status_json(ts, rs, DDIR_SYNC, root);
cc372b17 1712
5cb8a8cd
BP		 1713 if (ts->unified_rw_rep == UNIFIED_BOTH)
1714 add_mixed_ddir_status_json(ts, rs, root);
1715
cc372b17
SL		 1716 /* CPU Usage */
1717 if (ts->total_run_time) {
1718 double runt = (double) ts->total_run_time;
1719
1720 usr_cpu = (double) ts->usr_time * 100 / runt;
1721 sys_cpu = (double) ts->sys_time * 100 / runt;
1722 } else {
1723 usr_cpu = 0;
1724 sys_cpu = 0;
1725 }
bcbb4c6c 1726 json_object_add_value_int(root, "job_runtime", ts->total_run_time);
cc372b17
SL		 1727 json_object_add_value_float(root, "usr_cpu", usr_cpu);
1728 json_object_add_value_float(root, "sys_cpu", sys_cpu);
1729 json_object_add_value_int(root, "ctx", ts->ctx);
1730 json_object_add_value_int(root, "majf", ts->majf);
1731 json_object_add_value_int(root, "minf", ts->minf);
1732
ec3e3648 1733 /* Calc % distribution of IO depths */
d79db122 1734 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
cc372b17
SL		 1735 tmp = json_create_object();
1736 json_object_add_value_object(root, "iodepth_level", tmp);
1737 /* Only show fixed 7 I/O depth levels*/
1738 for (i = 0; i < 7; i++) {
1739 char name[20];
1740 if (i < 6)
98ffb8f3 1741 snprintf(name, 20, "%d", 1 << i);
cc372b17 1742 else
98ffb8f3 1743 snprintf(name, 20, ">=%d", 1 << i);
cc372b17
SL		 1744 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1745 }
1746
ec3e3648
VF		 1747 /* Calc % distribution of submit IO depths */
1748 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
1749 tmp = json_create_object();
1750 json_object_add_value_object(root, "iodepth_submit", tmp);
1751 /* Only show fixed 7 I/O depth levels*/
1752 for (i = 0; i < 7; i++) {
1753 char name[20];
1754 if (i == 0)
1755 snprintf(name, 20, "0");
1756 else if (i < 6)
1757 snprintf(name, 20, "%d", 1 << (i+1));
1758 else
1759 snprintf(name, 20, ">=%d", 1 << i);
1760 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1761 }
1762
1763 /* Calc % distribution of completion IO depths */
1764 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
1765 tmp = json_create_object();
1766 json_object_add_value_object(root, "iodepth_complete", 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 nsecond, usecond, msecond latency */
1780 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
1781 stat_calc_lat_n(ts, io_u_lat_n);
1782 stat_calc_lat_u(ts, io_u_lat_u);
1783 stat_calc_lat_m(ts, io_u_lat_m);
1784
d6bb626e 1785 /* Nanosecond latency */
cc372b17 1786 tmp = json_create_object();
d6bb626e
VF		 1787 json_object_add_value_object(root, "latency_ns", tmp);
1788 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) {
1789 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1790 "250", "500", "750", "1000", };
1791 json_object_add_value_float(tmp, ranges[i], io_u_lat_n[i]);
1792 }
cc372b17 1793 /* Microsecond latency */
d6bb626e
VF		 1794 tmp = json_create_object();
1795 json_object_add_value_object(root, "latency_us", tmp);
cc372b17
SL		 1796 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) {
1797 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1798 "250", "500", "750", "1000", };
1799 json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]);
1800 }
1801 /* Millisecond latency */
1802 tmp = json_create_object();
1803 json_object_add_value_object(root, "latency_ms", tmp);
1804 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) {
1805 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1806 "250", "500", "750", "1000", "2000",
1807 ">=2000", };
1808 json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]);
1809 }
1810
1811 /* Additional output if continue_on_error set - default off*/
1812 if (ts->continue_on_error) {
1813 json_object_add_value_int(root, "total_err", ts->total_err_count);
952b05e0 1814 json_object_add_value_int(root, "first_error", ts->first_error);
cc372b17
SL		 1815 }
1816
3e260a46
JA		 1817 if (ts->latency_depth) {
1818 json_object_add_value_int(root, "latency_depth", ts->latency_depth);
1819 json_object_add_value_int(root, "latency_target", ts->latency_target);
1820 json_object_add_value_float(root, "latency_percentile", ts->latency_percentile.u.f);
1821 json_object_add_value_int(root, "latency_window", ts->latency_window);
1822 }
1823
cc372b17
SL		 1824 /* Additional output if description is set */
1825 if (strlen(ts->description))
1826 json_object_add_value_string(root, "desc", ts->description);
1827
66347cfa
DE		 1828 if (ts->nr_block_infos) {
1829 /* Block error histogram and types */
1830 int len;
1831 unsigned int *percentiles = NULL;
1832 unsigned int block_state_counts[BLOCK_STATE_COUNT];
1833
1834 len = calc_block_percentiles(ts->nr_block_infos, ts->block_infos,
1835 ts->percentile_list,
1836 &percentiles, block_state_counts);
1837
1838 if (len) {
1839 struct json_object *block, *percentile_object, *states;
8a68c41c 1840 int state;
66347cfa
DE		 1841 block = json_create_object();
1842 json_object_add_value_object(root, "block", block);
1843
1844 percentile_object = json_create_object();
1845 json_object_add_value_object(block, "percentiles",
1846 percentile_object);
1847 for (i = 0; i < len; i++) {
1848 char buf[20];
1849 snprintf(buf, sizeof(buf), "%f",
1850 ts->percentile_list[i].u.f);
1851 json_object_add_value_int(percentile_object,
c0a6be6c 1852 buf,
66347cfa
DE		 1853 percentiles[i]);
1854 }
1855
1856 states = json_create_object();
1857 json_object_add_value_object(block, "states", states);
1858 for (state = 0; state < BLOCK_STATE_COUNT; state++) {
1859 json_object_add_value_int(states,
1860 block_state_names[state],
1861 block_state_counts[state]);
1862 }
1863 free(percentiles);
1864 }
1865 }
1866
bb49c8bd 1867 if (ts->ss_dur) {
ba8fb6f6
VF		 1868 struct json_object *data;
1869 struct json_array *iops, *bw;
a43f4461 1870 int j, k, l;
6da94b07 1871 char ss_buf[64];
16e56d25 1872
6da94b07 1873 snprintf(ss_buf, sizeof(ss_buf), "%s%s:%f%s",
c8caba48
JA		 1874 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1875 ts->ss_state & FIO_SS_SLOPE ? "_slope" : "",
bb49c8bd 1876 (float) ts->ss_limit.u.f,
c8caba48 1877 ts->ss_state & FIO_SS_PCT ? "%" : "");
16e56d25
VF		 1878
1879 tmp = json_create_object();
1880 json_object_add_value_object(root, "steadystate", tmp);
6da94b07 1881 json_object_add_value_string(tmp, "ss", ss_buf);
bb49c8bd 1882 json_object_add_value_int(tmp, "duration", (int)ts->ss_dur);
c8caba48 1883 json_object_add_value_int(tmp, "attained", (ts->ss_state & FIO_SS_ATTAINED) > 0);
6da94b07 1884
bb49c8bd 1885 snprintf(ss_buf, sizeof(ss_buf), "%f%s", (float) ts->ss_criterion.u.f,
c8caba48 1886 ts->ss_state & FIO_SS_PCT ? "%" : "");
6da94b07 1887 json_object_add_value_string(tmp, "criterion", ss_buf);
bb49c8bd
VF		 1888 json_object_add_value_float(tmp, "max_deviation", ts->ss_deviation.u.f);
1889 json_object_add_value_float(tmp, "slope", ts->ss_slope.u.f);
ba8fb6f6
VF		 1890
1891 data = json_create_object();
1892 json_object_add_value_object(tmp, "data", data);
1893 bw = json_create_array();
1894 iops = json_create_array();
412c7d91
VF		 1895
1896 /*
1897 ** if ss was attained or the buffer is not full,
1898 ** ss->head points to the first element in the list.
1899 ** otherwise it actually points to the second element
1900 ** in the list
1901 */
c8caba48 1902 if ((ts->ss_state & FIO_SS_ATTAINED) || !(ts->ss_state & FIO_SS_BUFFER_FULL))
bb49c8bd 1903 j = ts->ss_head;
412c7d91 1904 else
bb49c8bd 1905 j = ts->ss_head == 0 ? ts->ss_dur - 1 : ts->ss_head - 1;
a43f4461
JA		 1906 for (l = 0; l < ts->ss_dur; l++) {
1907 k = (j + l) % ts->ss_dur;
bb49c8bd
VF		 1908 json_array_add_value_int(bw, ts->ss_bw_data[k]);
1909 json_array_add_value_int(iops, ts->ss_iops_data[k]);
16e56d25 1910 }
bb49c8bd
VF		 1911 json_object_add_value_int(data, "bw_mean", steadystate_bw_mean(ts));
1912 json_object_add_value_int(data, "iops_mean", steadystate_iops_mean(ts));
6da94b07
VF		 1913 json_object_add_value_array(data, "iops", iops);
1914 json_object_add_value_array(data, "bw", bw);
16e56d25
VF		 1915 }
1916
cc372b17
SL		 1917 return root;
1918}
1919
4d658652 1920static void show_thread_status_terse(struct thread_stat *ts,
a666cab8
JA		 1921 struct group_run_stats *rs,
1922 struct buf_output *out)
4d658652 1923{
a2c95580 1924 if (terse_version >= 2 && terse_version <= 5)
bef2112b 1925 show_thread_status_terse_all(ts, rs, terse_version, out);
4d658652
JA		 1926 else
1927 log_err("fio: bad terse version!? %d\n", terse_version);
1928}
1929
952b05e0 1930struct json_object *show_thread_status(struct thread_stat *ts,
a666cab8 1931 struct group_run_stats *rs,
0279b880 1932 struct flist_head *opt_list,
a666cab8 1933 struct buf_output *out)
952b05e0 1934{
129fb2d4
JA		 1935 struct json_object *ret = NULL;
1936
1937 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 1938 show_thread_status_terse(ts, rs, out);
129fb2d4 1939 if (output_format & FIO_OUTPUT_JSON)
0279b880 1940 ret = show_thread_status_json(ts, rs, opt_list);
129fb2d4 1941 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 1942 show_thread_status_normal(ts, rs, out);
129fb2d4
JA		 1943
1944 return ret;
952b05e0
CF		 1945}
1946
70750d6a 1947static void __sum_stat(struct io_stat *dst, struct io_stat *src, bool first)
756867bd
JA		 1948{
1949 double mean, S;
1950
1951 dst->min_val = min(dst->min_val, src->min_val);
1952 dst->max_val = max(dst->max_val, src->max_val);
756867bd
JA		 1953
1954 /*
cdcac5cf
YH		 1955 * Compute new mean and S after the merge
1956 * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
1957 * #Parallel_algorithm>
756867bd 1958 */
fd595830 1959 if (first) {
802ad4a8
JA		 1960 mean = src->mean.u.f;
1961 S = src->S.u.f;
756867bd 1962 } else {
802ad4a8 1963 double delta = src->mean.u.f - dst->mean.u.f;
cdcac5cf 1964
802ad4a8
JA		 1965 mean = ((src->mean.u.f * src->samples) +
1966 (dst->mean.u.f * dst->samples)) /
cdcac5cf
YH		 1967 (dst->samples + src->samples);
1968
802ad4a8 1969 S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) *
cdcac5cf
YH		 1970 (dst->samples * src->samples) /
1971 (dst->samples + src->samples);
756867bd
JA		 1972 }
1973
cdcac5cf 1974 dst->samples += src->samples;
802ad4a8
JA		 1975 dst->mean.u.f = mean;
1976 dst->S.u.f = S;
70750d6a
JA		 1977
1978}
1979
1980/*
1981 * We sum two kinds of stats - one that is time based, in which case we
1982 * apply the proper summing technique, and then one that is iops/bw
1983 * numbers. For group_reporting, we should just add those up, not make
1984 * them the mean of everything.
1985 */
016869be 1986static void sum_stat(struct io_stat *dst, struct io_stat *src, bool pure_sum)
70750d6a 1987{
016869be
NC		 1988 bool first = dst->samples == 0;
1989
70750d6a
JA		 1990 if (src->samples == 0)
1991 return;
1992
1993 if (!pure_sum) {
1994 __sum_stat(dst, src, first);
1995 return;
1996 }
1997
68afa5b5
JA		 1998 if (first) {
1999 dst->min_val = src->min_val;
2000 dst->max_val = src->max_val;
2001 dst->samples = src->samples;
2002 dst->mean.u.f = src->mean.u.f;
2003 dst->S.u.f = src->S.u.f;
2004 } else {
2005 dst->min_val += src->min_val;
2006 dst->max_val += src->max_val;
2007 dst->samples += src->samples;
2008 dst->mean.u.f += src->mean.u.f;
2009 dst->S.u.f += src->S.u.f;
2010 }
756867bd
JA		 2011}
2012
37f0c1ae
JA		 2013void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src)
2014{
2015 int i;
2016
6eaf09d6 2017 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
37f0c1ae
JA		 2018 if (dst->max_run[i] < src->max_run[i])
2019 dst->max_run[i] = src->max_run[i];
2020 if (dst->min_run[i] && dst->min_run[i] > src->min_run[i])
2021 dst->min_run[i] = src->min_run[i];
2022 if (dst->max_bw[i] < src->max_bw[i])
2023 dst->max_bw[i] = src->max_bw[i];
2024 if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i])
2025 dst->min_bw[i] = src->min_bw[i];
2026
af7f87cb 2027 dst->iobytes[i] += src->iobytes[i];
37f0c1ae
JA		 2028 dst->agg[i] += src->agg[i];
2029 }
2030
dbae1bd6
JA		 2031 if (!dst->kb_base)
2032 dst->kb_base = src->kb_base;
2033 if (!dst->unit_base)
2034 dst->unit_base = src->unit_base;
18aa1998
JF		 2035 if (!dst->sig_figs)
2036 dst->sig_figs = src->sig_figs;
37f0c1ae
JA		 2037}
2038
4ad85649
NC		 2039/*
2040 * Free the clat_prio_stat arrays allocated by alloc_clat_prio_stat_ddir().
2041 */
2042void free_clat_prio_stats(struct thread_stat *ts)
2043{
2044 enum fio_ddir ddir;
2045
e23aa817
NC		 2046 if (!ts)
2047 return;
2048
4ad85649
NC		 2049 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2050 sfree(ts->clat_prio[ddir]);
2051 ts->clat_prio[ddir] = NULL;
2052 ts->nr_clat_prio[ddir] = 0;
2053 }
2054}
2055
2056/*
2057 * Allocate a clat_prio_stat array. The array has to be allocated/freed using
2058 * smalloc/sfree, so that it is accessible by the process/thread summing the
2059 * thread_stats.
2060 */
2061int alloc_clat_prio_stat_ddir(struct thread_stat *ts, enum fio_ddir ddir,
2062 int nr_prios)
2063{
2064 struct clat_prio_stat *clat_prio;
2065 int i;
2066
2067 clat_prio = scalloc(nr_prios, sizeof(*ts->clat_prio[ddir]));
2068 if (!clat_prio) {
2069 log_err("fio: failed to allocate ts clat data\n");
2070 return 1;
2071 }
2072
2073 for (i = 0; i < nr_prios; i++)
2074 clat_prio[i].clat_stat.min_val = ULONG_MAX;
2075
2076 ts->clat_prio[ddir] = clat_prio;
2077 ts->nr_clat_prio[ddir] = nr_prios;
2078
2079 return 0;
2080}
2081
692dec0c
NC		 2082static int grow_clat_prio_stat(struct thread_stat *dst, enum fio_ddir ddir)
2083{
2084 int curr_len = dst->nr_clat_prio[ddir];
2085 void *new_arr;
2086
2087 new_arr = scalloc(curr_len + 1, sizeof(*dst->clat_prio[ddir]));
2088 if (!new_arr) {
2089 log_err("fio: failed to grow clat prio array\n");
2090 return 1;
2091 }
2092
2093 memcpy(new_arr, dst->clat_prio[ddir],
2094 curr_len * sizeof(*dst->clat_prio[ddir]));
2095 sfree(dst->clat_prio[ddir]);
2096
2097 dst->clat_prio[ddir] = new_arr;
2098 dst->clat_prio[ddir][curr_len].clat_stat.min_val = ULONG_MAX;
2099 dst->nr_clat_prio[ddir]++;
2100
2101 return 0;
2102}
2103
2104static int find_clat_prio_index(struct thread_stat *dst, enum fio_ddir ddir,
2105 uint32_t ioprio)
2106{
2107 int i, nr_prios = dst->nr_clat_prio[ddir];
2108
2109 for (i = 0; i < nr_prios; i++) {
2110 if (dst->clat_prio[ddir][i].ioprio == ioprio)
2111 return i;
2112 }
2113
2114 return -1;
2115}
2116
2117static int alloc_or_get_clat_prio_index(struct thread_stat *dst,
2118 enum fio_ddir ddir, uint32_t ioprio,
2119 int *idx)
2120{
2121 int index = find_clat_prio_index(dst, ddir, ioprio);
2122
2123 if (index == -1) {
2124 index = dst->nr_clat_prio[ddir];
2125
2126 if (grow_clat_prio_stat(dst, ddir))
2127 return 1;
2128
2129 dst->clat_prio[ddir][index].ioprio = ioprio;
2130 }
2131
2132 *idx = index;
2133
2134 return 0;
2135}
2136
2137static int clat_prio_stats_copy(struct thread_stat *dst, struct thread_stat *src,
2138 enum fio_ddir dst_ddir, enum fio_ddir src_ddir)
2139{
2140 size_t sz = sizeof(*src->clat_prio[src_ddir]) *
2141 src->nr_clat_prio[src_ddir];
2142
2143 dst->clat_prio[dst_ddir] = smalloc(sz);
2144 if (!dst->clat_prio[dst_ddir]) {
2145 log_err("fio: failed to alloc clat prio array\n");
2146 return 1;
2147 }
2148
2149 memcpy(dst->clat_prio[dst_ddir], src->clat_prio[src_ddir], sz);
2150 dst->nr_clat_prio[dst_ddir] = src->nr_clat_prio[src_ddir];
2151
2152 return 0;
2153}
2154
2155static int clat_prio_stat_add_samples(struct thread_stat *dst,
2156 enum fio_ddir dst_ddir, uint32_t ioprio,
2157 struct io_stat *io_stat,
2158 uint64_t *io_u_plat)
2159{
2160 int i, dst_index;
2161
2162 if (!io_stat->samples)
2163 return 0;
2164
2165 if (alloc_or_get_clat_prio_index(dst, dst_ddir, ioprio, &dst_index))
2166 return 1;
2167
2168 sum_stat(&dst->clat_prio[dst_ddir][dst_index].clat_stat, io_stat,
2169 false);
2170
2171 for (i = 0; i < FIO_IO_U_PLAT_NR; i++)
2172 dst->clat_prio[dst_ddir][dst_index].io_u_plat[i] += io_u_plat[i];
2173
2174 return 0;
2175}
2176
2177static int sum_clat_prio_stats_src_single_prio(struct thread_stat *dst,
2178 struct thread_stat *src,
2179 enum fio_ddir dst_ddir,
2180 enum fio_ddir src_ddir)
2181{
2182 struct io_stat *io_stat;
2183 uint64_t *io_u_plat;
2184
2185 /*
2186 * If src ts has no clat_prio_stat array, then all I/Os were submitted
2187 * using src->ioprio. Thus, the global samples in src->clat_stat (or
2188 * src->lat_stat) can be used as the 'per prio' samples for src->ioprio.
2189 */
2190 assert(!src->clat_prio[src_ddir]);
2191 assert(src->nr_clat_prio[src_ddir] == 0);
2192
2193 if (src->lat_percentiles) {
2194 io_u_plat = src->io_u_plat[FIO_LAT][src_ddir];
2195 io_stat = &src->lat_stat[src_ddir];
2196 } else {
2197 io_u_plat = src->io_u_plat[FIO_CLAT][src_ddir];
2198 io_stat = &src->clat_stat[src_ddir];
2199 }
2200
2201 return clat_prio_stat_add_samples(dst, dst_ddir, src->ioprio, io_stat,
2202 io_u_plat);
2203}
2204
2205static int sum_clat_prio_stats_src_multi_prio(struct thread_stat *dst,
2206 struct thread_stat *src,
2207 enum fio_ddir dst_ddir,
2208 enum fio_ddir src_ddir)
2209{
2210 int i;
2211
2212 /*
2213 * If src ts has a clat_prio_stat array, then there are multiple prios
2214 * in use (i.e. src ts had cmdprio_percentage or cmdprio_bssplit set).
2215 * The samples for the default prio will exist in the src->clat_prio
2216 * array, just like the samples for any other prio.
2217 */
2218 assert(src->clat_prio[src_ddir]);
2219 assert(src->nr_clat_prio[src_ddir]);
2220
2221 /* If the dst ts doesn't yet have a clat_prio array, simply memcpy. */
2222 if (!dst->clat_prio[dst_ddir])
2223 return clat_prio_stats_copy(dst, src, dst_ddir, src_ddir);
2224
2225 /* The dst ts already has a clat_prio_array, add src stats into it. */
2226 for (i = 0; i < src->nr_clat_prio[src_ddir]; i++) {
2227 struct io_stat *io_stat = &src->clat_prio[src_ddir][i].clat_stat;
2228 uint64_t *io_u_plat = src->clat_prio[src_ddir][i].io_u_plat;
2229 uint32_t ioprio = src->clat_prio[src_ddir][i].ioprio;
2230
2231 if (clat_prio_stat_add_samples(dst, dst_ddir, ioprio, io_stat, io_u_plat))
2232 return 1;
2233 }
2234
2235 return 0;
2236}
2237
2238static int sum_clat_prio_stats(struct thread_stat *dst, struct thread_stat *src,
2239 enum fio_ddir dst_ddir, enum fio_ddir src_ddir)
2240{
2241 if (dst->disable_prio_stat)
2242 return 0;
2243
2244 if (!src->clat_prio[src_ddir])
2245 return sum_clat_prio_stats_src_single_prio(dst, src, dst_ddir,
2246 src_ddir);
2247
2248 return sum_clat_prio_stats_src_multi_prio(dst, src, dst_ddir, src_ddir);
2249}
2250
016869be 2251void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src)
5b9babb7 2252{
df8781b6 2253 int k, l, m;
5b9babb7 2254
6eaf09d6 2255 for (l = 0; l < DDIR_RWDIR_CNT; l++) {
6dc75062 2256 if (dst->unified_rw_rep != UNIFIED_MIXED) {
016869be 2257 sum_stat(&dst->clat_stat[l], &src->clat_stat[l], false);
016869be
NC		 2258 sum_stat(&dst->slat_stat[l], &src->slat_stat[l], false);
2259 sum_stat(&dst->lat_stat[l], &src->lat_stat[l], false);
2260 sum_stat(&dst->bw_stat[l], &src->bw_stat[l], true);
2261 sum_stat(&dst->iops_stat[l], &src->iops_stat[l], true);
692dec0c 2262 sum_clat_prio_stats(dst, src, l, l);
771e58be
JA		 2263
2264 dst->io_bytes[l] += src->io_bytes[l];
2265
2266 if (dst->runtime[l] < src->runtime[l])
2267 dst->runtime[l] = src->runtime[l];
2268 } else {
016869be 2269 sum_stat(&dst->clat_stat[0], &src->clat_stat[l], false);
016869be
NC		 2270 sum_stat(&dst->slat_stat[0], &src->slat_stat[l], false);
2271 sum_stat(&dst->lat_stat[0], &src->lat_stat[l], false);
2272 sum_stat(&dst->bw_stat[0], &src->bw_stat[l], true);
2273 sum_stat(&dst->iops_stat[0], &src->iops_stat[l], true);
692dec0c 2274 sum_clat_prio_stats(dst, src, 0, l);
771e58be
JA		 2275
2276 dst->io_bytes[0] += src->io_bytes[l];
2277
2278 if (dst->runtime[0] < src->runtime[l])
2279 dst->runtime[0] = src->runtime[l];
2280 }
5b9babb7
JA		 2281 }
2282
016869be 2283 sum_stat(&dst->sync_stat, &src->sync_stat, false);
5b9babb7
JA		 2284 dst->usr_time += src->usr_time;
2285 dst->sys_time += src->sys_time;
2286 dst->ctx += src->ctx;
2287 dst->majf += src->majf;
2288 dst->minf += src->minf;
2289
b2b3eefe 2290 for (k = 0; k < FIO_IO_U_MAP_NR; k++) {
5b9babb7 2291 dst->io_u_map[k] += src->io_u_map[k];
5b9babb7 2292 dst->io_u_submit[k] += src->io_u_submit[k];
5b9babb7 2293 dst->io_u_complete[k] += src->io_u_complete[k];
b2b3eefe 2294 }
bf14b39e
VF		 2295
2296 for (k = 0; k < FIO_IO_U_LAT_N_NR; k++)
d6bb626e 2297 dst->io_u_lat_n[k] += src->io_u_lat_n[k];
bf14b39e 2298 for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
5b9babb7 2299 dst->io_u_lat_u[k] += src->io_u_lat_u[k];
bf14b39e 2300 for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
5b9babb7 2301 dst->io_u_lat_m[k] += src->io_u_lat_m[k];
bf14b39e 2302
6eaf09d6 2303 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
6dc75062 2304 if (dst->unified_rw_rep != UNIFIED_MIXED) {
771e58be
JA		 2305 dst->total_io_u[k] += src->total_io_u[k];
2306 dst->short_io_u[k] += src->short_io_u[k];
3bcb9d94 2307 dst->drop_io_u[k] += src->drop_io_u[k];
771e58be
JA		 2308 } else {
2309 dst->total_io_u[0] += src->total_io_u[k];
2310 dst->short_io_u[0] += src->short_io_u[k];
3bcb9d94 2311 dst->drop_io_u[0] += src->drop_io_u[k];
771e58be 2312 }
5b9babb7
JA		 2313 }
2314
7f3ecee2
JA		 2315 dst->total_io_u[DDIR_SYNC] += src->total_io_u[DDIR_SYNC];
2316
df8781b6
VF		 2317 for (k = 0; k < FIO_LAT_CNT; k++)
2318 for (l = 0; l < DDIR_RWDIR_CNT; l++)
2319 for (m = 0; m < FIO_IO_U_PLAT_NR; m++)
6dc75062 2320 if (dst->unified_rw_rep != UNIFIED_MIXED)
df8781b6
VF		 2321 dst->io_u_plat[k][l][m] += src->io_u_plat[k][l][m];
2322 else
2323 dst->io_u_plat[k][0][m] += src->io_u_plat[k][l][m];
771e58be 2324
df8781b6
VF		 2325 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
2326 dst->io_u_sync_plat[k] += src->io_u_sync_plat[k];
2327
5b9babb7
JA		 2328 dst->total_run_time += src->total_run_time;
2329 dst->total_submit += src->total_submit;
2330 dst->total_complete += src->total_complete;
fd5d733f 2331 dst->nr_zone_resets += src->nr_zone_resets;
96563db9
JA		 2332 dst->cachehit += src->cachehit;
2333 dst->cachemiss += src->cachemiss;
5b9babb7
JA		 2334}
2335
37f0c1ae
JA		 2336void init_group_run_stat(struct group_run_stats *gs)
2337{
6eaf09d6 2338 int i;
37f0c1ae 2339 memset(gs, 0, sizeof(*gs));
6eaf09d6
SL		 2340
2341 for (i = 0; i < DDIR_RWDIR_CNT; i++)
2342 gs->min_bw[i] = gs->min_run[i] = ~0UL;
37f0c1ae
JA		 2343}
2344
6619fc32 2345void init_thread_stat_min_vals(struct thread_stat *ts)
37f0c1ae 2346{
6619fc32
NC		 2347 int i;
2348
2349 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
2350 ts->clat_stat[i].min_val = ULONG_MAX;
2351 ts->slat_stat[i].min_val = ULONG_MAX;
2352 ts->lat_stat[i].min_val = ULONG_MAX;
2353 ts->bw_stat[i].min_val = ULONG_MAX;
2354 ts->iops_stat[i].min_val = ULONG_MAX;
6619fc32
NC		 2355 }
2356 ts->sync_stat.min_val = ULONG_MAX;
2357}
37f0c1ae 2358
6619fc32
NC		 2359void init_thread_stat(struct thread_stat *ts)
2360{
37f0c1ae
JA		 2361 memset(ts, 0, sizeof(*ts));
2362
6619fc32 2363 init_thread_stat_min_vals(ts);
37f0c1ae
JA		 2364 ts->groupid = -1;
2365}
2366
691310e2
NC		 2367static void init_per_prio_stats(struct thread_stat *threadstats, int nr_ts)
2368{
2369 struct thread_data *td;
2370 struct thread_stat *ts;
2371 int i, j, last_ts, idx;
2372 enum fio_ddir ddir;
2373
2374 j = 0;
2375 last_ts = -1;
2376 idx = 0;
2377
2378 /*
2379 * Loop through all tds, if a td requires per prio stats, temporarily
2380 * store a 1 in ts->disable_prio_stat, and then do an additional
2381 * loop at the end where we invert the ts->disable_prio_stat values.
2382 */
2383 for_each_td(td, i) {
2384 if (!td->o.stats)
2385 continue;
2386 if (idx &&
2387 (!td->o.group_reporting ||
2388 (td->o.group_reporting && last_ts != td->groupid))) {
2389 idx = 0;
2390 j++;
2391 }
2392
2393 last_ts = td->groupid;
2394 ts = &threadstats[j];
2395
2396 /* idx == 0 means first td in group, or td is not in a group. */
2397 if (idx == 0)
2398 ts->ioprio = td->ioprio;
2399 else if (td->ioprio != ts->ioprio)
2400 ts->disable_prio_stat = 1;
2401
2402 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2403 if (td->ts.clat_prio[ddir]) {
2404 ts->disable_prio_stat = 1;
2405 break;
2406 }
2407 }
2408
2409 idx++;
2410 }
2411
2412 /* Loop through all dst threadstats and fixup the values. */
2413 for (i = 0; i < nr_ts; i++) {
2414 ts = &threadstats[i];
2415 ts->disable_prio_stat = !ts->disable_prio_stat;
2416 }
2417}
2418
83f7b64e 2419void __show_run_stats(void)
3c39a379
JA		 2420{
2421 struct group_run_stats *runstats, *rs;
2422 struct thread_data *td;
756867bd 2423 struct thread_stat *threadstats, *ts;
4da24b69 2424 int i, j, k, nr_ts, last_ts, idx;
8985b491
JA		 2425 bool kb_base_warned = false;
2426 bool unit_base_warned = false;
cc372b17
SL		 2427 struct json_object *root = NULL;
2428 struct json_array *array = NULL;
a666cab8 2429 struct buf_output output[FIO_OUTPUT_NR];
66e19a38 2430 struct flist_head **opt_lists;
a666cab8 2431
3c39a379
JA		 2432 runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
2433
37f0c1ae
JA		 2434 for (i = 0; i < groupid + 1; i++)
2435 init_group_run_stat(&runstats[i]);
3c39a379 2436
756867bd
JA		 2437 /*
2438 * find out how many threads stats we need. if group reporting isn't
2439 * enabled, it's one-per-td.
2440 */
2441 nr_ts = 0;
2442 last_ts = -1;
2443 for_each_td(td, i) {
2dc1bbeb 2444 if (!td->o.group_reporting) {
756867bd
JA		 2445 nr_ts++;
2446 continue;
2447 }
2448 if (last_ts == td->groupid)
2449 continue;
8243be59
JA		 2450 if (!td->o.stats)
2451 continue;
756867bd
JA		 2452
2453 last_ts = td->groupid;
2454 nr_ts++;
2455 }
2456
2457 threadstats = malloc(nr_ts * sizeof(struct thread_stat));
66e19a38 2458 opt_lists = malloc(nr_ts * sizeof(struct flist_head *));
756867bd 2459
66e19a38 2460 for (i = 0; i < nr_ts; i++) {
37f0c1ae 2461 init_thread_stat(&threadstats[i]);
66e19a38
JA		 2462 opt_lists[i] = NULL;
2463 }
756867bd 2464
691310e2
NC		 2465 init_per_prio_stats(threadstats, nr_ts);
2466
756867bd
JA		 2467 j = 0;
2468 last_ts = -1;
197574e4 2469 idx = 0;
34572e28 2470 for_each_td(td, i) {
8243be59
JA		 2471 if (!td->o.stats)
2472 continue;
2dc1bbeb
JA		 2473 if (idx && (!td->o.group_reporting ||
2474 (td->o.group_reporting && last_ts != td->groupid))) {
7abd0e3a
JA		 2475 idx = 0;
2476 j++;
2477 }
2478
2479 last_ts = td->groupid;
2480
756867bd
JA		 2481 ts = &threadstats[j];
2482
83349190 2483 ts->clat_percentiles = td->o.clat_percentiles;
b599759b 2484 ts->lat_percentiles = td->o.lat_percentiles;
56440e63 2485 ts->slat_percentiles = td->o.slat_percentiles;
435d195a 2486 ts->percentile_precision = td->o.percentile_precision;
fd112d34 2487 memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
66e19a38 2488 opt_lists[j] = &td->opt_list;
83349190 2489
197574e4 2490 idx++;
756867bd 2491
7abd0e3a 2492 if (ts->groupid == -1) {
2dc84ba7
JA		 2493 /*
2494 * These are per-group shared already
2495 */
36833fb0 2496 snprintf(ts->name, sizeof(ts->name), "%s", td->o.name);
a64e88da 2497 if (td->o.description)
36833fb0
BVA		 2498 snprintf(ts->description,
2499 sizeof(ts->description), "%s",
2500 td->o.description);
a64e88da 2501 else
4e59d0f3 2502 memset(ts->description, 0, FIO_JOBDESC_SIZE);
a64e88da 2503
2f122b13
JA		 2504 /*
2505 * If multiple entries in this group, this is
2506 * the first member.
2507 */
2508 ts->thread_number = td->thread_number;
756867bd 2509 ts->groupid = td->groupid;
2dc84ba7
JA		 2510
2511 /*
2512 * first pid in group, not very useful...
2513 */
756867bd 2514 ts->pid = td->pid;
90fef2d1
JA		 2515
2516 ts->kb_base = td->o.kb_base;
ad705bcb 2517 ts->unit_base = td->o.unit_base;
e883cb35 2518 ts->sig_figs = td->o.sig_figs;
771e58be 2519 ts->unified_rw_rep = td->o.unified_rw_rep;
90fef2d1
JA		 2520 } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
2521 log_info("fio: kb_base differs for jobs in group, using"
2522 " %u as the base\n", ts->kb_base);
8985b491 2523 kb_base_warned = true;
ad705bcb
SN		 2524 } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) {
2525 log_info("fio: unit_base differs for jobs in group, using"
2526 " %u as the base\n", ts->unit_base);
8985b491 2527 unit_base_warned = true;
2dc84ba7
JA		 2528 }
2529
f2bba182
RR		 2530 ts->continue_on_error = td->o.continue_on_error;
2531 ts->total_err_count += td->total_err_count;
2532 ts->first_error = td->first_error;
2533 if (!ts->error) {
2534 if (!td->error && td->o.continue_on_error &&
2535 td->first_error) {
2536 ts->error = td->first_error;
36833fb0
BVA		 2537 snprintf(ts->verror, sizeof(ts->verror), "%s",
2538 td->verror);
f2bba182
RR		 2539 } else if (td->error) {
2540 ts->error = td->error;
36833fb0
BVA		 2541 snprintf(ts->verror, sizeof(ts->verror), "%s",
2542 td->verror);
f2bba182 2543 }
756867bd
JA		 2544 }
2545
3e260a46
JA		 2546 ts->latency_depth = td->latency_qd;
2547 ts->latency_target = td->o.latency_target;
2548 ts->latency_percentile = td->o.latency_percentile;
2549 ts->latency_window = td->o.latency_window;
2550
0e4dd95c 2551 ts->nr_block_infos = td->ts.nr_block_infos;
4da24b69
JA		 2552 for (k = 0; k < ts->nr_block_infos; k++)
2553 ts->block_infos[k] = td->ts.block_infos[k];
0e4dd95c 2554
016869be 2555 sum_thread_stats(ts, &td->ts);
16e56d25 2556
a381c018
NC		 2557 ts->members++;
2558
bb49c8bd
VF		 2559 if (td->o.ss_dur) {
2560 ts->ss_state = td->ss.state;
2561 ts->ss_dur = td->ss.dur;
2562 ts->ss_head = td->ss.head;
bb49c8bd
VF		 2563 ts->ss_bw_data = td->ss.bw_data;
2564 ts->ss_iops_data = td->ss.iops_data;
2565 ts->ss_limit.u.f = td->ss.limit;
2566 ts->ss_slope.u.f = td->ss.slope;
2567 ts->ss_deviation.u.f = td->ss.deviation;
2568 ts->ss_criterion.u.f = td->ss.criterion;
2569 }
16e56d25 2570 else
bb49c8bd 2571 ts->ss_dur = ts->ss_state = 0;
756867bd
JA		 2572 }
2573
2574 for (i = 0; i < nr_ts; i++) {
94370ac4 2575 unsigned long long bw;
3c39a379 2576
756867bd 2577 ts = &threadstats[i];
dedb88eb
JA		 2578 if (ts->groupid == -1)
2579 continue;
756867bd 2580 rs = &runstats[ts->groupid];
90fef2d1 2581 rs->kb_base = ts->kb_base;
ad705bcb 2582 rs->unit_base = ts->unit_base;
e883cb35 2583 rs->sig_figs = ts->sig_figs;
5cb8a8cd 2584 rs->unified_rw_rep |= ts->unified_rw_rep;
3c39a379 2585
6eaf09d6 2586 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
94370ac4
JA		 2587 if (!ts->runtime[j])
2588 continue;
2589 if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j])
2590 rs->min_run[j] = ts->runtime[j];
2591 if (ts->runtime[j] > rs->max_run[j])
2592 rs->max_run[j] = ts->runtime[j];
2593
2594 bw = 0;
af7f87cb
RE		 2595 if (ts->runtime[j])
2596 bw = ts->io_bytes[j] * 1000 / ts->runtime[j];
94370ac4
JA		 2597 if (bw < rs->min_bw[j])
2598 rs->min_bw[j] = bw;
2599 if (bw > rs->max_bw[j])
2600 rs->max_bw[j] = bw;
2601
af7f87cb 2602 rs->iobytes[j] += ts->io_bytes[j];
94370ac4 2603 }
3c39a379
JA		 2604 }
2605
2606 for (i = 0; i < groupid + 1; i++) {
2e545522 2607 enum fio_ddir ddir;
6eaf09d6 2608
3c39a379
JA		 2609 rs = &runstats[i];
2610
6eaf09d6
SL		 2611 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2612 if (rs->max_run[ddir])
af7f87cb 2613 rs->agg[ddir] = (rs->iobytes[ddir] * 1000) /
6eaf09d6
SL		 2614 rs->max_run[ddir];
2615 }
3c39a379
JA		 2616 }
2617
a666cab8 2618 for (i = 0; i < FIO_OUTPUT_NR; i++)
e250c0a9 2619 buf_output_init(&output[i]);
a666cab8 2620
3c39a379
JA		 2621 /*
2622 * don't overwrite last signal output
2623 */
129fb2d4 2624 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2625 log_buf(&output[__FIO_OUTPUT_NORMAL], "\n");
129fb2d4 2626 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2627 struct thread_data *global;
35326842 2628 char time_buf[32];
aa7d2ef0
RH		 2629 struct timeval now;
2630 unsigned long long ms_since_epoch;
afd74e2a 2631 time_t tv_sec;
91e53870 2632
aa7d2ef0
RH		 2633 gettimeofday(&now, NULL);
2634 ms_since_epoch = (unsigned long long)(now.tv_sec) * 1000 +
2635 (unsigned long long)(now.tv_usec) / 1000;
2636
afd74e2a
BVA		 2637 tv_sec = now.tv_sec;
2638 os_ctime_r(&tv_sec, time_buf, sizeof(time_buf));
1d272416
JA		 2639 if (time_buf[strlen(time_buf) - 1] == '\n')
2640 time_buf[strlen(time_buf) - 1] = '\0';
91e53870 2641
cc372b17
SL		 2642 root = json_create_object();
2643 json_object_add_value_string(root, "fio version", fio_version_string);
aa7d2ef0
RH		 2644 json_object_add_value_int(root, "timestamp", now.tv_sec);
2645 json_object_add_value_int(root, "timestamp_ms", ms_since_epoch);
91e53870 2646 json_object_add_value_string(root, "time", time_buf);
66e19a38 2647 global = get_global_options();
0cf542af 2648 json_add_job_opts(root, "global options", &global->opt_list);
cc372b17
SL		 2649 array = json_create_array();
2650 json_object_add_value_array(root, "jobs", array);
2651 }
3c39a379 2652
0279b880
JA		 2653 if (is_backend)
2654 fio_server_send_job_options(&get_global_options()->opt_list, -1U);
2655
756867bd
JA		 2656 for (i = 0; i < nr_ts; i++) {
2657 ts = &threadstats[i];
2658 rs = &runstats[ts->groupid];
3c39a379 2659
0279b880
JA		 2660 if (is_backend) {
2661 fio_server_send_job_options(opt_lists[i], i);
a64e88da 2662 fio_server_send_ts(ts, rs);
0279b880 2663 } else {
129fb2d4 2664 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 2665 show_thread_status_terse(ts, rs, &output[__FIO_OUTPUT_TERSE]);
129fb2d4 2666 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2667 struct json_object *tmp = show_thread_status_json(ts, rs, opt_lists[i]);
129fb2d4
JA		 2668 json_array_add_value_object(array, tmp);
2669 }
2670 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2671 show_thread_status_normal(ts, rs, &output[__FIO_OUTPUT_NORMAL]);
129fb2d4 2672 }
3c39a379 2673 }
ab34ddd1 2674 if (!is_backend && (output_format & FIO_OUTPUT_JSON)) {
cc372b17 2675 /* disk util stats, if any */
a666cab8 2676 show_disk_util(1, root, &output[__FIO_OUTPUT_JSON]);
cc372b17 2677
a666cab8 2678 show_idle_prof_stats(FIO_OUTPUT_JSON, root, &output[__FIO_OUTPUT_JSON]);
f2a2ce0e 2679
a666cab8
JA		 2680 json_print_object(root, &output[__FIO_OUTPUT_JSON]);
2681 log_buf(&output[__FIO_OUTPUT_JSON], "\n");
cc372b17
SL		 2682 json_free_object(root);
2683 }
3c39a379 2684
72c27ff8
JA		 2685 for (i = 0; i < groupid + 1; i++) {
2686 rs = &runstats[i];
3c39a379 2687
72c27ff8 2688 rs->groupid = i;
d09a64a0 2689 if (is_backend)
72c27ff8 2690 fio_server_send_gs(rs);
129fb2d4 2691 else if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2692 show_group_stats(rs, &output[__FIO_OUTPUT_NORMAL]);
c6ae0a5b 2693 }
eecf272f 2694
72c27ff8
JA		 2695 if (is_backend)
2696 fio_server_send_du();
129fb2d4 2697 else if (output_format & FIO_OUTPUT_NORMAL) {
a666cab8
JA		 2698 show_disk_util(0, NULL, &output[__FIO_OUTPUT_NORMAL]);
2699 show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL, &output[__FIO_OUTPUT_NORMAL]);
60904003 2700 }
f2a2ce0e 2701
3d57c0e9 2702 for (i = 0; i < FIO_OUTPUT_NR; i++) {
3dc3aa41 2703 struct buf_output *out = &output[i];
8dd0eca3 2704
3dc3aa41 2705 log_info_buf(out->buf, out->buflen);
3dc3aa41 2706 buf_output_free(out);
3d57c0e9 2707 }
2b8c71b0 2708
7ceefc09
FS		 2709 fio_idle_prof_cleanup();
2710
fdd5f15f 2711 log_info_flush();
eecf272f 2712 free(runstats);
692dec0c
NC		 2713
2714 /* free arrays allocated by sum_thread_stats(), if any */
2715 for (i = 0; i < nr_ts; i++) {
2716 ts = &threadstats[i];
2717 free_clat_prio_stats(ts);
2718 }
756867bd 2719 free(threadstats);
66e19a38 2720 free(opt_lists);
3c39a379
JA		 2721}
2722
966f8ef9 2723int __show_running_run_stats(void)
b852e7cf
JA		 2724{
2725 struct thread_data *td;
2726 unsigned long long *rt;
8b6a404c 2727 struct timespec ts;
b852e7cf
JA		 2728 int i;
2729
971caeb1 2730 fio_sem_down(stat_sem);
90811930 2731
b852e7cf 2732 rt = malloc(thread_number * sizeof(unsigned long long));
8b6a404c 2733 fio_gettime(&ts, NULL);
b852e7cf
JA		 2734
2735 for_each_td(td, i) {
61850e56
KM		 2736 if (td->runstate >= TD_EXITED)
2737 continue;
2738
c97f1ad6 2739 td->update_rusage = 1;
dde39f8c
AD		 2740 for_each_rw_ddir(ddir) {
2741 td->ts.io_bytes[ddir] = td->io_bytes[ddir];
2742 }
8b6a404c 2743 td->ts.total_run_time = mtime_since(&td->epoch, &ts);
6c041a88 2744
8b6a404c 2745 rt[i] = mtime_since(&td->start, &ts);
6c041a88 2746 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
2747 td->ts.runtime[DDIR_READ] += rt[i];
2748 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
2749 td->ts.runtime[DDIR_WRITE] += rt[i];
2750 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
2751 td->ts.runtime[DDIR_TRIM] += rt[i];
b852e7cf
JA		 2752 }
2753
c97f1ad6 2754 for_each_td(td, i) {
fda2cfac
JA		 2755 if (td->runstate >= TD_EXITED)
2756 continue;
c97f1ad6
JA		 2757 if (td->rusage_sem) {
2758 td->update_rusage = 1;
971caeb1 2759 fio_sem_down(td->rusage_sem);
c97f1ad6
JA		 2760 }
2761 td->update_rusage = 0;
2762 }
2763
cef9175e 2764 __show_run_stats();
b852e7cf
JA		 2765
2766 for_each_td(td, i) {
61850e56
KM		 2767 if (td->runstate >= TD_EXITED)
2768 continue;
2769
6c041a88 2770 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
b852e7cf 2771 td->ts.runtime[DDIR_READ] -= rt[i];
6c041a88 2772 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
b852e7cf 2773 td->ts.runtime[DDIR_WRITE] -= rt[i];
6c041a88 2774 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
6eaf09d6 2775 td->ts.runtime[DDIR_TRIM] -= rt[i];
b852e7cf
JA		 2776 }
2777
2778 free(rt);
971caeb1 2779 fio_sem_up(stat_sem);
966f8ef9
BVA		 2780
2781 return 0;
b852e7cf
JA		 2782}
2783
8985b491 2784static bool status_file_disabled;
06464907 2785
dac45f23 2786#define FIO_STATUS_FILE "fio-dump-status"
06464907
JA		 2787
2788static int check_status_file(void)
2789{
2790 struct stat sb;
a0bafb7d
BC		 2791 const char *temp_dir;
2792 char fio_status_file_path[PATH_MAX];
06464907 2793
77d99675
JA		 2794 if (status_file_disabled)
2795 return 0;
2796
a0bafb7d 2797 temp_dir = getenv("TMPDIR");
48b16e27 2798 if (temp_dir == NULL) {
a0bafb7d 2799 temp_dir = getenv("TEMP");
48b16e27
JA		 2800 if (temp_dir && strlen(temp_dir) >= PATH_MAX)
2801 temp_dir = NULL;
2802 }
a0bafb7d
BC		 2803 if (temp_dir == NULL)
2804 temp_dir = "/tmp";
3544731c
BVA		 2805#ifdef __COVERITY__
2806 __coverity_tainted_data_sanitize__(temp_dir);
2807#endif
a0bafb7d
BC		 2808
2809 snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE);
2810
2811 if (stat(fio_status_file_path, &sb))
06464907
JA		 2812 return 0;
2813
77d99675
JA		 2814 if (unlink(fio_status_file_path) < 0) {
2815 log_err("fio: failed to unlink %s: %s\n", fio_status_file_path,
2816 strerror(errno));
2817 log_err("fio: disabling status file updates\n");
8985b491 2818 status_file_disabled = true;
77d99675
JA		 2819 }
2820
06464907
JA		 2821 return 1;
2822}
2823
2824void check_for_running_stats(void)
2825{
06464907
JA		 2826 if (check_status_file()) {
2827 show_running_run_stats();
2828 return;
2829 }
2830}
2831
d6bb626e 2832static inline void add_stat_sample(struct io_stat *is, unsigned long long data)
3c39a379 2833{
68704084 2834 double val = data;
6660cc67 2835 double delta;
68704084
JA		 2836
2837 if (data > is->max_val)
2838 is->max_val = data;
2839 if (data < is->min_val)
2840 is->min_val = data;
2841
802ad4a8 2842 delta = val - is->mean.u.f;
ef11d737 2843 if (delta) {
802ad4a8
JA		 2844 is->mean.u.f += delta / (is->samples + 1.0);
2845 is->S.u.f += delta * (val - is->mean.u.f);
ef11d737 2846 }
3c39a379 2847
3c39a379
JA		 2848 is->samples++;
2849}
2850
692dec0c
NC		 2851static inline void add_stat_prio_sample(struct clat_prio_stat *clat_prio,
2852 unsigned short clat_prio_index,
2853 unsigned long long nsec)
2854{
2855 if (clat_prio)
2856 add_stat_sample(&clat_prio[clat_prio_index].clat_stat, nsec);
2857}
2858
7e419452
JA		 2859/*
2860 * Return a struct io_logs, which is added to the tail of the log
2861 * list for 'iolog'.
2862 */
2863static struct io_logs *get_new_log(struct io_log *iolog)
2864{
0a852a50 2865 size_t new_samples;
7e419452
JA		 2866 struct io_logs *cur_log;
2867
2868 /*
2869 * Cap the size at MAX_LOG_ENTRIES, so we don't keep doubling
2870 * forever
2871 */
0a852a50
DLM		 2872 if (!iolog->cur_log_max) {
2873 new_samples = iolog->td->o.log_entries;
2874 } else {
7e419452
JA		 2875 new_samples = iolog->cur_log_max * 2;
2876 if (new_samples > MAX_LOG_ENTRIES)
2877 new_samples = MAX_LOG_ENTRIES;
2878 }
2879
90d2d53f 2880 cur_log = smalloc(sizeof(*cur_log));
7e419452
JA		 2881 if (cur_log) {
2882 INIT_FLIST_HEAD(&cur_log->list);
0a852a50 2883 cur_log->log = calloc(new_samples, log_entry_sz(iolog));
7e419452
JA		 2884 if (cur_log->log) {
2885 cur_log->nr_samples = 0;
2886 cur_log->max_samples = new_samples;
2887 flist_add_tail(&cur_log->list, &iolog->io_logs);
2888 iolog->cur_log_max = new_samples;
2889 return cur_log;
2890 }
90d2d53f 2891 sfree(cur_log);
7e419452
JA		 2892 }
2893
2894 return NULL;
2895}
2896
1fed2080
JA		 2897/*
2898 * Add and return a new log chunk, or return current log if big enough
2899 */
2900static struct io_logs *regrow_log(struct io_log *iolog)
7e419452
JA		 2901{
2902 struct io_logs *cur_log;
1fed2080 2903 int i;
7e419452 2904
1fed2080 2905 if (!iolog || iolog->disabled)
2ab71dc4 2906 goto disable;
7e419452 2907
1fed2080 2908 cur_log = iolog_cur_log(iolog);
a9afa45a
JA		 2909 if (!cur_log) {
2910 cur_log = get_new_log(iolog);
2911 if (!cur_log)
2912 return NULL;
2913 }
2914
7e419452
JA		 2915 if (cur_log->nr_samples < cur_log->max_samples)
2916 return cur_log;
2917
2918 /*
2919 * No room for a new sample. If we're compressing on the fly, flush
2920 * out the current chunk
2921 */
2922 if (iolog->log_gz) {
2923 if (iolog_cur_flush(iolog, cur_log)) {
2924 log_err("fio: failed flushing iolog! Will stop logging.\n");
2925 return NULL;
2926 }
2927 }
2928
2929 /*
2930 * Get a new log array, and add to our list
2931 */
2932 cur_log = get_new_log(iolog);
1fed2080
JA		 2933 if (!cur_log) {
2934 log_err("fio: failed extending iolog! Will stop logging.\n");
2935 return NULL;
2936 }
2937
2938 if (!iolog->pending || !iolog->pending->nr_samples)
80a24ba9 2939 return cur_log;
7e419452 2940
1fed2080
JA		 2941 /*
2942 * Flush pending items to new log
2943 */
2944 for (i = 0; i < iolog->pending->nr_samples; i++) {
2945 struct io_sample *src, *dst;
2946
2947 src = get_sample(iolog, iolog->pending, i);
2948 dst = get_sample(iolog, cur_log, i);
2949 memcpy(dst, src, log_entry_sz(iolog));
2950 }
0b2eef49 2951 cur_log->nr_samples = iolog->pending->nr_samples;
1fed2080
JA		 2952
2953 iolog->pending->nr_samples = 0;
2954 return cur_log;
2ab71dc4
JA		 2955disable:
2956 if (iolog)
2957 iolog->disabled = true;
2958 return NULL;
1fed2080
JA		 2959}
2960
2961void regrow_logs(struct thread_data *td)
2962{
2ab71dc4
JA		 2963 regrow_log(td->slat_log);
2964 regrow_log(td->clat_log);
1e613c9c 2965 regrow_log(td->clat_hist_log);
2ab71dc4
JA		 2966 regrow_log(td->lat_log);
2967 regrow_log(td->bw_log);
2968 regrow_log(td->iops_log);
1fed2080
JA		 2969 td->flags &= ~TD_F_REGROW_LOGS;
2970}
2971
76204de3
PM		 2972void regrow_agg_logs(void)
2973{
2974 enum fio_ddir ddir;
2975
2976 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
2977 regrow_log(agg_io_log[ddir]);
2978}
2979
1fed2080
JA		 2980static struct io_logs *get_cur_log(struct io_log *iolog)
2981{
2982 struct io_logs *cur_log;
2983
2984 cur_log = iolog_cur_log(iolog);
2985 if (!cur_log) {
2986 cur_log = get_new_log(iolog);
2987 if (!cur_log)
2988 return NULL;
2989 }
2990
2991 if (cur_log->nr_samples < cur_log->max_samples)
2992 return cur_log;
2993
2994 /*
1eb467fb
JA		 2995 * Out of space. If we're in IO offload mode, or we're not doing
2996 * per unit logging (hence logging happens outside of the IO thread
2997 * as well), add a new log chunk inline. If we're doing inline
2998 * submissions, flag 'td' as needing a log regrow and we'll take
2999 * care of it on the submission side.
1fed2080 3000 */
ab5643cb 3001 if ((iolog->td && iolog->td->o.io_submit_mode == IO_MODE_OFFLOAD) ||
1eb467fb 3002 !per_unit_log(iolog))
1fed2080
JA		 3003 return regrow_log(iolog);
3004
ab5643cb
IK		 3005 if (iolog->td)
3006 iolog->td->flags |= TD_F_REGROW_LOGS;
3007 if (iolog->pending)
3008 assert(iolog->pending->nr_samples < iolog->pending->max_samples);
1fed2080 3009 return iolog->pending;
7e419452
JA		 3010}
3011
af2fde19 3012static void __add_log_sample(struct io_log *iolog, union io_sample_data data,
5fff9543 3013 enum fio_ddir ddir, unsigned long long bs,
03ec570f
DLM		 3014 unsigned long t, uint64_t offset,
3015 unsigned int priority)
3c39a379 3016{
7e419452 3017 struct io_logs *cur_log;
306ddc97 3018
3c568239
JA		 3019 if (iolog->disabled)
3020 return;
7e419452 3021 if (flist_empty(&iolog->io_logs))
8355119b 3022 iolog->avg_last[ddir] = t;
b8bc8cba 3023
7e419452
JA		 3024 cur_log = get_cur_log(iolog);
3025 if (cur_log) {
3026 struct io_sample *s;
3c39a379 3027
7e419452 3028 s = get_sample(iolog, cur_log, cur_log->nr_samples);
3c39a379 3029
af2fde19 3030 s->data = data;
d5b3cfd4 3031 s->time = t + (iolog->td ? iolog->td->alternate_epoch : 0);
7e419452
JA		 3032 io_sample_set_ddir(iolog, s, ddir);
3033 s->bs = bs;
03ec570f 3034 s->priority = priority;
ae588852 3035
7e419452
JA		 3036 if (iolog->log_offset) {
3037 struct io_sample_offset *so = (void *) s;
ae588852 3038
7e419452
JA		 3039 so->offset = offset;
3040 }
ae588852 3041
7e419452
JA		 3042 cur_log->nr_samples++;
3043 return;
ae588852
JA		 3044 }
3045
7e419452 3046 iolog->disabled = true;
3c39a379
JA		 3047}
3048
7fb28d36
JA		 3049static inline void reset_io_stat(struct io_stat *ios)
3050{
5b8f19b7
JA		 3051 ios->min_val = -1ULL;
3052 ios->max_val = ios->samples = 0;
7fb28d36
JA		 3053 ios->mean.u.f = ios->S.u.f = 0;
3054}
3055
2f045d2e
NC		 3056static inline void reset_io_u_plat(uint64_t *io_u_plat)
3057{
3058 int i;
3059
3060 for (i = 0; i < FIO_IO_U_PLAT_NR; i++)
3061 io_u_plat[i] = 0;
3062}
3063
692dec0c
NC		 3064static inline void reset_clat_prio_stats(struct thread_stat *ts)
3065{
3066 enum fio_ddir ddir;
3067 int i;
3068
3069 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
3070 if (!ts->clat_prio[ddir])
3071 continue;
3072
3073 for (i = 0; i < ts->nr_clat_prio[ddir]; i++) {
3074 reset_io_stat(&ts->clat_prio[ddir][i].clat_stat);
3075 reset_io_u_plat(ts->clat_prio[ddir][i].io_u_plat);
3076 }
3077 }
3078}
3079
6bb58215
JA		 3080void reset_io_stats(struct thread_data *td)
3081{
3082 struct thread_stat *ts = &td->ts;
2f045d2e 3083 int i, j;
6bb58215
JA		 3084
3085 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
3086 reset_io_stat(&ts->clat_stat[i]);
3087 reset_io_stat(&ts->slat_stat[i]);
3088 reset_io_stat(&ts->lat_stat[i]);
3089 reset_io_stat(&ts->bw_stat[i]);
3090 reset_io_stat(&ts->iops_stat[i]);
3091
3092 ts->io_bytes[i] = 0;
3093 ts->runtime[i] = 0;
71cb78c1
VF		 3094 ts->total_io_u[i] = 0;
3095 ts->short_io_u[i] = 0;
3096 ts->drop_io_u[i] = 0;
6bb58215
JA		 3097 }
3098
df8781b6
VF		 3099 for (i = 0; i < FIO_LAT_CNT; i++)
3100 for (j = 0; j < DDIR_RWDIR_CNT; j++)
2f045d2e 3101 reset_io_u_plat(ts->io_u_plat[i][j]);
df8781b6 3102
692dec0c
NC		 3103 reset_clat_prio_stats(ts);
3104
7f3ecee2 3105 ts->total_io_u[DDIR_SYNC] = 0;
2f045d2e 3106 reset_io_u_plat(ts->io_u_sync_plat);
7f3ecee2 3107
6bb58215
JA		 3108 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
3109 ts->io_u_map[i] = 0;
3110 ts->io_u_submit[i] = 0;
3111 ts->io_u_complete[i] = 0;
71cb78c1
VF		 3112 }
3113
d6bb626e
VF		 3114 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
3115 ts->io_u_lat_n[i] = 0;
71cb78c1 3116 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
6bb58215 3117 ts->io_u_lat_u[i] = 0;
71cb78c1 3118 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
6bb58215 3119 ts->io_u_lat_m[i] = 0;
6bb58215 3120
71cb78c1
VF		 3121 ts->total_submit = 0;
3122 ts->total_complete = 0;
fd5d733f 3123 ts->nr_zone_resets = 0;
96563db9 3124 ts->cachehit = ts->cachemiss = 0;
6bb58215
JA		 3125}
3126
d96d3bb3 3127static void __add_stat_to_log(struct io_log *iolog, enum fio_ddir ddir,
03ec570f 3128 unsigned long elapsed, bool log_max)
99007068
PO		 3129{
3130 /*
3131 * Note an entry in the log. Use the mean from the logged samples,
3132 * making sure to properly round up. Only write a log entry if we
3133 * had actual samples done.
3134 */
d96d3bb3 3135 if (iolog->avg_window[ddir].samples) {
af2fde19 3136 union io_sample_data data;
99007068 3137
e6989e10 3138 if (log_max)
af2fde19 3139 data.val = iolog->avg_window[ddir].max_val;
e6989e10 3140 else
af2fde19 3141 data.val = iolog->avg_window[ddir].mean.u.f + 0.50;
e6989e10 3142
03ec570f 3143 __add_log_sample(iolog, data, ddir, 0, elapsed, 0, 0);
99007068 3144 }
99007068 3145
d96d3bb3
JA		 3146 reset_io_stat(&iolog->avg_window[ddir]);
3147}
99007068 3148
e6989e10 3149static void _add_stat_to_log(struct io_log *iolog, unsigned long elapsed,
03ec570f 3150 bool log_max)
d96d3bb3 3151{
2e545522 3152 enum fio_ddir ddir;
99007068 3153
d96d3bb3 3154 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
03ec570f 3155 __add_stat_to_log(iolog, ddir, elapsed, log_max);
99007068
PO		 3156}
3157
674456bf
JF		 3158static unsigned long add_log_sample(struct thread_data *td,
3159 struct io_log *iolog,
3160 union io_sample_data data,
5fff9543 3161 enum fio_ddir ddir, unsigned long long bs,
03ec570f 3162 uint64_t offset, unsigned int ioprio)
bb3884d8 3163{
7fb28d36 3164 unsigned long elapsed, this_window;
b8bc8cba 3165
ff58fced 3166 if (!ddir_rw(ddir))
d454a205 3167 return 0;
ff58fced 3168
b8bc8cba
JA		 3169 elapsed = mtime_since_now(&td->epoch);
3170
3171 /*
3172 * If no time averaging, just add the log sample.
3173 */
3174 if (!iolog->avg_msec) {
03ec570f
DLM		 3175 __add_log_sample(iolog, data, ddir, bs, elapsed, offset,
3176 ioprio);
d454a205 3177 return 0;
b8bc8cba
JA		 3178 }
3179
3180 /*
3181 * Add the sample. If the time period has passed, then
3182 * add that entry to the log and clear.
3183 */
af2fde19 3184 add_stat_sample(&iolog->avg_window[ddir], data.val);
b8bc8cba 3185
7fb28d36
JA		 3186 /*
3187 * If period hasn't passed, adding the above sample is all we
3188 * need to do.
3189 */
8355119b
SW		 3190 this_window = elapsed - iolog->avg_last[ddir];
3191 if (elapsed < iolog->avg_last[ddir])
3192 return iolog->avg_last[ddir] - elapsed;
f5a568cf 3193 else if (this_window < iolog->avg_msec) {
674456bf 3194 unsigned long diff = iolog->avg_msec - this_window;
d454a205 3195
b392f36d 3196 if (inline_log(iolog) || diff > LOG_MSEC_SLACK)
d454a205
JA		 3197 return diff;
3198 }
b8bc8cba 3199
03ec570f 3200 __add_stat_to_log(iolog, ddir, elapsed, td->o.log_max != 0);
b8bc8cba 3201
58a2d29d
JL		 3202 iolog->avg_last[ddir] = elapsed - (elapsed % iolog->avg_msec);
3203
d454a205 3204 return iolog->avg_msec;
99007068 3205}
6eaf09d6 3206
a47591e4 3207void finalize_logs(struct thread_data *td, bool unit_logs)
99007068
PO		 3208{
3209 unsigned long elapsed;
6eaf09d6 3210
99007068 3211 elapsed = mtime_since_now(&td->epoch);
b8bc8cba 3212
a47591e4 3213 if (td->clat_log && unit_logs)
03ec570f 3214 _add_stat_to_log(td->clat_log, elapsed, td->o.log_max != 0);
a47591e4 3215 if (td->slat_log && unit_logs)
03ec570f 3216 _add_stat_to_log(td->slat_log, elapsed, td->o.log_max != 0);
a47591e4 3217 if (td->lat_log && unit_logs)
03ec570f 3218 _add_stat_to_log(td->lat_log, elapsed, td->o.log_max != 0);
a47591e4 3219 if (td->bw_log && (unit_logs == per_unit_log(td->bw_log)))
03ec570f 3220 _add_stat_to_log(td->bw_log, elapsed, td->o.log_max != 0);
a47591e4 3221 if (td->iops_log && (unit_logs == per_unit_log(td->iops_log)))
03ec570f 3222 _add_stat_to_log(td->iops_log, elapsed, td->o.log_max != 0);
bb3884d8
JA		 3223}
3224
03ec570f
DLM		 3225void add_agg_sample(union io_sample_data data, enum fio_ddir ddir,
3226 unsigned long long bs)
bb3884d8 3227{
ff58fced 3228 struct io_log *iolog;
bb3884d8 3229
ff58fced
JA		 3230 if (!ddir_rw(ddir))
3231 return;
3232
3233 iolog = agg_io_log[ddir];
03ec570f 3234 __add_log_sample(iolog, data, ddir, bs, mtime_since_genesis(), 0, 0);
bb3884d8
JA		 3235}
3236
b2b3eefe
JA		 3237void add_sync_clat_sample(struct thread_stat *ts, unsigned long long nsec)
3238{
3239 unsigned int idx = plat_val_to_idx(nsec);
3240 assert(idx < FIO_IO_U_PLAT_NR);
3241
3242 ts->io_u_sync_plat[idx]++;
3243 add_stat_sample(&ts->sync_stat, nsec);
3244}
3245
ed7f3a07
NC		 3246static inline void add_lat_percentile_sample(struct thread_stat *ts,
3247 unsigned long long nsec,
3248 enum fio_ddir ddir,
3249 enum fio_lat lat)
83349190 3250{
d6bb626e 3251 unsigned int idx = plat_val_to_idx(nsec);
83349190
YH		 3252 assert(idx < FIO_IO_U_PLAT_NR);
3253
56440e63
VF		 3254 ts->io_u_plat[lat][ddir][idx]++;
3255}
b2a432bf 3256
692dec0c
NC		 3257static inline void
3258add_lat_percentile_prio_sample(struct thread_stat *ts, unsigned long long nsec,
3259 enum fio_ddir ddir,
3260 unsigned short clat_prio_index)
56440e63
VF		 3261{
3262 unsigned int idx = plat_val_to_idx(nsec);
3263
692dec0c
NC		 3264 if (ts->clat_prio[ddir])
3265 ts->clat_prio[ddir][clat_prio_index].io_u_plat[idx]++;
83349190
YH		 3266}
3267
1e97cce9 3268void add_clat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 3269 unsigned long long nsec, unsigned long long bs,
692dec0c
NC		 3270 uint64_t offset, unsigned int ioprio,
3271 unsigned short clat_prio_index)
3c39a379 3272{
26b3a188 3273 const bool needs_lock = td_async_processing(td);
1e613c9c 3274 unsigned long elapsed, this_window;
756867bd 3275 struct thread_stat *ts = &td->ts;
1e613c9c 3276 struct io_log *iolog = td->clat_hist_log;
079ad09b 3277
26b3a188
JA		 3278 if (needs_lock)
3279 __td_io_u_lock(td);
75dc383e 3280
d6bb626e 3281 add_stat_sample(&ts->clat_stat[ddir], nsec);
3c39a379 3282
717569b1 3283 /*
692dec0c 3284 * When lat_percentiles=1 (default 0), the reported per priority
717569b1
NC		 3285 * percentiles and stats are used for describing total latency values,
3286 * even though the variable names themselves start with clat_.
3287 *
3288 * Because of the above definition, add a prio stat sample only when
3289 * lat_percentiles=0. add_lat_sample() will add the prio stat sample
3290 * when lat_percentiles=1.
3291 */
692dec0c
NC		 3292 if (!ts->lat_percentiles)
3293 add_stat_prio_sample(ts->clat_prio[ddir], clat_prio_index,
3294 nsec);
b2a432bf 3295
7b9f733a 3296 if (td->clat_log)
d6bb626e 3297 add_log_sample(td, td->clat_log, sample_val(nsec), ddir, bs,
03ec570f 3298 offset, ioprio);
83349190 3299
b2a432bf 3300 if (ts->clat_percentiles) {
717569b1
NC		 3301 /*
3302 * Because of the above definition, add a prio lat percentile
3303 * sample only when lat_percentiles=0. add_lat_sample() will add
3304 * the prio lat percentile sample when lat_percentiles=1.
3305 */
bf65f7c8
NC		 3306 add_lat_percentile_sample(ts, nsec, ddir, FIO_CLAT);
3307 if (!ts->lat_percentiles)
3308 add_lat_percentile_prio_sample(ts, nsec, ddir,
692dec0c 3309 clat_prio_index);
b2a432bf 3310 }
75dc383e 3311
1e613c9c 3312 if (iolog && iolog->hist_msec) {
93168285
JA		 3313 struct io_hist *hw = &iolog->hist_window[ddir];
3314
3315 hw->samples++;
1e613c9c 3316 elapsed = mtime_since_now(&td->epoch);
93168285 3317 if (!hw->hist_last)
1e613c9c
KC		 3318 hw->hist_last = elapsed;
3319 this_window = elapsed - hw->hist_last;
7a4e480d 3320
1e613c9c 3321 if (this_window >= iolog->hist_msec) {
6cc0e5aa 3322 uint64_t *io_u_plat;
65a4d15c 3323 struct io_u_plat_entry *dst;
93168285 3324
1e613c9c 3325 /*
93168285
JA		 3326 * Make a byte-for-byte copy of the latency histogram
3327 * stored in td->ts.io_u_plat[ddir], recording it in a
3328 * log sample. Note that the matching call to free() is
3329 * located in iolog.c after printing this sample to the
3330 * log file.
1e613c9c 3331 */
df8781b6 3332 io_u_plat = (uint64_t *) td->ts.io_u_plat[FIO_CLAT][ddir];
65a4d15c
KC		 3333 dst = malloc(sizeof(struct io_u_plat_entry));
3334 memcpy(&(dst->io_u_plat), io_u_plat,
1fb9250b 3335 FIO_IO_U_PLAT_NR * sizeof(uint64_t));
d730bc58 3336 flist_add(&dst->list, &hw->list);
af2fde19 3337 __add_log_sample(iolog, sample_plat(dst), ddir, bs,
03ec570f 3338 elapsed, offset, ioprio);
1e613c9c
KC		 3339
3340 /*
93168285
JA		 3341 * Update the last time we recorded as being now, minus
3342 * any drift in time we encountered before actually
3343 * making the record.
1e613c9c
KC		 3344 */
3345 hw->hist_last = elapsed - (this_window - iolog->hist_msec);
3346 hw->samples = 0;
3347 }
3348 }
3349
26b3a188
JA		 3350 if (needs_lock)
3351 __td_io_u_unlock(td);
3c39a379
JA		 3352}
3353
1e97cce9 3354void add_slat_sample(struct thread_data *td, enum fio_ddir ddir,
03ec570f
DLM		 3355 unsigned long long nsec, unsigned long long bs,
3356 uint64_t offset, unsigned int ioprio)
3c39a379 3357{
26b3a188 3358 const bool needs_lock = td_async_processing(td);
756867bd 3359 struct thread_stat *ts = &td->ts;
079ad09b 3360
ff58fced
JA		 3361 if (!ddir_rw(ddir))
3362 return;
3363
26b3a188
JA		 3364 if (needs_lock)
3365 __td_io_u_lock(td);
75dc383e 3366
56440e63 3367 add_stat_sample(&ts->slat_stat[ddir], nsec);
3c39a379 3368
7b9f733a 3369 if (td->slat_log)
03ec570f
DLM		 3370 add_log_sample(td, td->slat_log, sample_val(nsec), ddir, bs,
3371 offset, ioprio);
75dc383e 3372
56440e63 3373 if (ts->slat_percentiles)
3dd92a75 3374 add_lat_percentile_sample(ts, nsec, ddir, FIO_SLAT);
56440e63 3375
26b3a188
JA		 3376 if (needs_lock)
3377 __td_io_u_unlock(td);
3c39a379
JA		 3378}
3379
02af0988 3380void add_lat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 3381 unsigned long long nsec, unsigned long long bs,
692dec0c
NC		 3382 uint64_t offset, unsigned int ioprio,
3383 unsigned short clat_prio_index)
02af0988 3384{
26b3a188 3385 const bool needs_lock = td_async_processing(td);
02af0988
JA		 3386 struct thread_stat *ts = &td->ts;
3387
ff58fced
JA		 3388 if (!ddir_rw(ddir))
3389 return;
3390
26b3a188
JA		 3391 if (needs_lock)
3392 __td_io_u_lock(td);
75dc383e 3393
d6bb626e 3394 add_stat_sample(&ts->lat_stat[ddir], nsec);
02af0988 3395
7b9f733a 3396 if (td->lat_log)
d6bb626e 3397 add_log_sample(td, td->lat_log, sample_val(nsec), ddir, bs,
03ec570f 3398 offset, ioprio);
75dc383e 3399
717569b1 3400 /*
692dec0c 3401 * When lat_percentiles=1 (default 0), the reported per priority
717569b1
NC		 3402 * percentiles and stats are used for describing total latency values,
3403 * even though the variable names themselves start with clat_.
3404 *
3405 * Because of the above definition, add a prio stat and prio lat
3406 * percentile sample only when lat_percentiles=1. add_clat_sample() will
3407 * add the prio stat and prio lat percentile sample when
3408 * lat_percentiles=0.
3409 */
38ec5c51 3410 if (ts->lat_percentiles) {
bf65f7c8 3411 add_lat_percentile_sample(ts, nsec, ddir, FIO_LAT);
692dec0c
NC		 3412 add_lat_percentile_prio_sample(ts, nsec, ddir, clat_prio_index);
3413 add_stat_prio_sample(ts->clat_prio[ddir], clat_prio_index,
3414 nsec);
38ec5c51 3415 }
26b3a188
JA		 3416 if (needs_lock)
3417 __td_io_u_unlock(td);
02af0988
JA		 3418}
3419
a47591e4 3420void add_bw_sample(struct thread_data *td, struct io_u *io_u,
d6bb626e 3421 unsigned int bytes, unsigned long long spent)
a47591e4 3422{
26b3a188 3423 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3424 struct thread_stat *ts = &td->ts;
3425 unsigned long rate;
3426
3427 if (spent)
d6bb626e 3428 rate = (unsigned long) (bytes * 1000000ULL / spent);
a47591e4
JA		 3429 else
3430 rate = 0;
3431
26b3a188
JA		 3432 if (needs_lock)
3433 __td_io_u_lock(td);
a47591e4
JA		 3434
3435 add_stat_sample(&ts->bw_stat[io_u->ddir], rate);
3436
3437 if (td->bw_log)
af2fde19 3438 add_log_sample(td, td->bw_log, sample_val(rate), io_u->ddir,
03ec570f 3439 bytes, io_u->offset, io_u->ioprio);
a47591e4
JA		 3440
3441 td->stat_io_bytes[io_u->ddir] = td->this_io_bytes[io_u->ddir];
26b3a188
JA		 3442
3443 if (needs_lock)
3444 __td_io_u_unlock(td);
a47591e4
JA		 3445}
3446
8b6a404c
VF		 3447static int __add_samples(struct thread_data *td, struct timespec *parent_tv,
3448 struct timespec *t, unsigned int avg_time,
4843277a
JA		 3449 uint64_t *this_io_bytes, uint64_t *stat_io_bytes,
3450 struct io_stat *stat, struct io_log *log,
3451 bool is_kb)
3c39a379 3452{
26b3a188 3453 const bool needs_lock = td_async_processing(td);
ff58fced 3454 unsigned long spent, rate;
a47591e4 3455 enum fio_ddir ddir;
674456bf 3456 unsigned long next, next_log;
d454a205 3457
4843277a 3458 next_log = avg_time;
ff58fced 3459
4843277a 3460 spent = mtime_since(parent_tv, t);
58a2d29d 3461 if (spent < avg_time && avg_time - spent > LOG_MSEC_SLACK)
4843277a 3462 return avg_time - spent;
9602d8df 3463
26b3a188
JA		 3464 if (needs_lock)
3465 __td_io_u_lock(td);
a9da8ab2 3466
9602d8df 3467 /*
5daa4ebe
JC		 3468 * Compute both read and write rates for the interval.
3469 */
c1f50f76 3470 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
5daa4ebe
JC		 3471 uint64_t delta;
3472
4843277a 3473 delta = this_io_bytes[ddir] - stat_io_bytes[ddir];
5daa4ebe
JC		 3474 if (!delta)
3475 continue; /* No entries for interval */
3c39a379 3476
4843277a
JA		 3477 if (spent) {
3478 if (is_kb)
3479 rate = delta * 1000 / spent / 1024; /* KiB/s */
3480 else
3481 rate = (delta * 1000) / spent;
3482 } else
0956264f
JA		 3483 rate = 0;
3484
4843277a 3485 add_stat_sample(&stat[ddir], rate);
3c39a379 3486
37181709 3487 if (log) {
5fff9543 3488 unsigned long long bs = 0;
66b98c9f
JA		 3489
3490 if (td->o.min_bs[ddir] == td->o.max_bs[ddir])
3491 bs = td->o.min_bs[ddir];
3492
03ec570f
DLM		 3493 next = add_log_sample(td, log, sample_val(rate), ddir,
3494 bs, 0, 0);
d454a205 3495 next_log = min(next_log, next);
66b98c9f 3496 }
5daa4ebe 3497
4843277a 3498 stat_io_bytes[ddir] = this_io_bytes[ddir];
5daa4ebe 3499 }
3c39a379 3500
cdb8308d 3501 *parent_tv = *t;
a47591e4 3502
26b3a188
JA		 3503 if (needs_lock)
3504 __td_io_u_unlock(td);
a47591e4 3505
4843277a
JA		 3506 if (spent <= avg_time)
3507 next = avg_time;
306fea38 3508 else
4843277a 3509 next = avg_time - (1 + spent - avg_time);
a47591e4 3510
d454a205 3511 return min(next, next_log);
a47591e4
JA		 3512}
3513
8b6a404c 3514static int add_bw_samples(struct thread_data *td, struct timespec *t)
4843277a
JA		 3515{
3516 return __add_samples(td, &td->bw_sample_time, t, td->o.bw_avg_time,
3517 td->this_io_bytes, td->stat_io_bytes,
3518 td->ts.bw_stat, td->bw_log, true);
3519}
3520
a47591e4
JA		 3521void add_iops_sample(struct thread_data *td, struct io_u *io_u,
3522 unsigned int bytes)
3523{
26b3a188 3524 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3525 struct thread_stat *ts = &td->ts;
3526
26b3a188
JA		 3527 if (needs_lock)
3528 __td_io_u_lock(td);
a47591e4
JA		 3529
3530 add_stat_sample(&ts->iops_stat[io_u->ddir], 1);
3531
3532 if (td->iops_log)
af2fde19 3533 add_log_sample(td, td->iops_log, sample_val(1), io_u->ddir,
03ec570f 3534 bytes, io_u->offset, io_u->ioprio);
a47591e4
JA		 3535
3536 td->stat_io_blocks[io_u->ddir] = td->this_io_blocks[io_u->ddir];
26b3a188
JA		 3537
3538 if (needs_lock)
3539 __td_io_u_unlock(td);
3c39a379 3540}
c8eeb9df 3541
8b6a404c 3542static int add_iops_samples(struct thread_data *td, struct timespec *t)
c8eeb9df 3543{
4843277a
JA		 3544 return __add_samples(td, &td->iops_sample_time, t, td->o.iops_avg_time,
3545 td->this_io_blocks, td->stat_io_blocks,
3546 td->ts.iops_stat, td->iops_log, false);
a47591e4
JA		 3547}
3548
3549/*
3550 * Returns msecs to next event
3551 */
3552int calc_log_samples(void)
3553{
3554 struct thread_data *td;
58a2d29d 3555 unsigned int next = ~0U, tmp = 0, next_mod = 0, log_avg_msec_min = -1U;
8b6a404c 3556 struct timespec now;
a47591e4 3557 int i;
58a2d29d 3558 long elapsed_time = 0;
a47591e4
JA		 3559
3560 fio_gettime(&now, NULL);
3561
3562 for_each_td(td, i) {
58a2d29d
JL		 3563 elapsed_time = mtime_since_now(&td->epoch);
3564
8243be59
JA		 3565 if (!td->o.stats)
3566 continue;
6a89b401 3567 if (in_ramp_time(td) ||
a47591e4
JA		 3568 !(td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING)) {
3569 next = min(td->o.iops_avg_time, td->o.bw_avg_time);
3570 continue;
3571 }
37181709
AH		 3572 if (!td->bw_log ||
3573 (td->bw_log && !per_unit_log(td->bw_log))) {
a47591e4 3574 tmp = add_bw_samples(td, &now);
58a2d29d
JL		 3575
3576 if (td->bw_log)
3577 log_avg_msec_min = min(log_avg_msec_min, (unsigned int)td->bw_log->avg_msec);
a47591e4 3578 }
37181709
AH		 3579 if (!td->iops_log ||
3580 (td->iops_log && !per_unit_log(td->iops_log))) {
a47591e4 3581 tmp = add_iops_samples(td, &now);
58a2d29d
JL		 3582
3583 if (td->iops_log)
3584 log_avg_msec_min = min(log_avg_msec_min, (unsigned int)td->iops_log->avg_msec);
a47591e4 3585 }
58a2d29d
JL		 3586
3587 if (tmp < next)
3588 next = tmp;
a47591e4
JA		 3589 }
3590
58a2d29d
JL		 3591 /* if log_avg_msec_min has not been changed, set it to 0 */
3592 if (log_avg_msec_min == -1U)
3593 log_avg_msec_min = 0;
3594
3595 if (log_avg_msec_min == 0)
3596 next_mod = elapsed_time;
3597 else
3598 next_mod = elapsed_time % log_avg_msec_min;
3599
3600 /* correction to keep the time on the log avg msec boundary */
3601 next = min(next, (log_avg_msec_min - next_mod));
3602
a47591e4 3603 return next == ~0U ? 0 : next;
c8eeb9df 3604}
cef9175e
JA		 3605
3606void stat_init(void)
3607{
971caeb1 3608 stat_sem = fio_sem_init(FIO_SEM_UNLOCKED);
cef9175e
JA		 3609}
3610
3611void stat_exit(void)
3612{
3613 /*
3614 * When we have the mutex, we know out-of-band access to it
3615 * have ended.
3616 */
971caeb1
BVA		 3617 fio_sem_down(stat_sem);
3618 fio_sem_remove(stat_sem);
cef9175e 3619}
b2ee7647 3620
b2ee7647
JA		 3621/*
3622 * Called from signal handler. Wake up status thread.
3623 */
3624void show_running_run_stats(void)
3625{
a47591e4 3626 helper_do_stat();
b2ee7647 3627}
66347cfa
DE		 3628
3629uint32_t *io_u_block_info(struct thread_data *td, struct io_u *io_u)
3630{
3631 /* Ignore io_u's which span multiple blocks--they will just get
3632 * inaccurate counts. */
3633 int idx = (io_u->offset - io_u->file->file_offset)
3634 / td->o.bs[DDIR_TRIM];
3635 uint32_t *info = &td->ts.block_infos[idx];
3636 assert(idx < td->ts.nr_block_infos);
3637 return info;
3638}
5c0abd5e 3639
fio - Flexible IO Tester