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init: do not create lat logs when not needed
[fio.git] / stat.c
CommitLineData
3c39a379
JA		 1#include <stdio.h>
2#include <string.h>
3#include <sys/time.h>
5c4e1dbc 4#include <sys/stat.h>
3c39a379
JA		 5#include <math.h>
6
7#include "fio.h"
7c9b1bce 8#include "diskutil.h"
c7c6cb4c 9#include "lib/ieee754.h"
cc372b17 10#include "json.h"
44404c5a 11#include "lib/getrusage.h"
f2a2ce0e 12#include "idletime.h"
0f38bbef 13#include "lib/pow2.h"
a666cab8 14#include "lib/output_buffer.h"
a39fb9ea 15#include "helper_thread.h"
90d2d53f 16#include "smalloc.h"
fd5d733f 17#include "zbd.h"
f5bff36e 18#include "oslib/asprintf.h"
3c39a379 19
3d0d549a
BP		 20#ifdef WIN32
21#define LOG_MSEC_SLACK 2
22#else
674456bf 23#define LOG_MSEC_SLACK 1
3d0d549a 24#endif
d454a205 25
971caeb1 26struct fio_sem *stat_sem;
cef9175e 27
210dd0fc
JA		 28void clear_rusage_stat(struct thread_data *td)
29{
30 struct thread_stat *ts = &td->ts;
31
32 fio_getrusage(&td->ru_start);
33 ts->usr_time = ts->sys_time = 0;
34 ts->ctx = 0;
35 ts->minf = ts->majf = 0;
36}
37
3c39a379
JA		 38void update_rusage_stat(struct thread_data *td)
39{
756867bd 40 struct thread_stat *ts = &td->ts;
3c39a379 41
44404c5a 42 fio_getrusage(&td->ru_end);
8b6a404c 43 ts->usr_time += mtime_since_tv(&td->ru_start.ru_utime,
c8aaba19 44 &td->ru_end.ru_utime);
8b6a404c 45 ts->sys_time += mtime_since_tv(&td->ru_start.ru_stime,
c8aaba19
JA		 46 &td->ru_end.ru_stime);
47 ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw
48 - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw);
49 ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt;
50 ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt;
5ec10eaa 51
c8aaba19 52 memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end));
3c39a379
JA		 53}
54
83349190
YH		 55/*
56 * Given a latency, return the index of the corresponding bucket in
57 * the structure tracking percentiles.
58 *
59 * (1) find the group (and error bits) that the value (latency)
60 * belongs to by looking at its MSB. (2) find the bucket number in the
61 * group by looking at the index bits.
62 *
63 */
d6bb626e 64static unsigned int plat_val_to_idx(unsigned long long val)
83349190
YH		 65{
66 unsigned int msb, error_bits, base, offset, idx;
67
68 /* Find MSB starting from bit 0 */
69 if (val == 0)
70 msb = 0;
71 else
d6bb626e 72 msb = (sizeof(val)*8) - __builtin_clzll(val) - 1;
83349190 73
716050f2
JA		 74 /*
75 * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
76 * all bits of the sample as index
77 */
83349190
YH		 78 if (msb <= FIO_IO_U_PLAT_BITS)
79 return val;
80
81 /* Compute the number of error bits to discard*/
82 error_bits = msb - FIO_IO_U_PLAT_BITS;
83
84 /* Compute the number of buckets before the group */
85 base = (error_bits + 1) << FIO_IO_U_PLAT_BITS;
86
716050f2
JA		 87 /*
88 * Discard the error bits and apply the mask to find the
3c3ed070 89 * index for the buckets in the group
716050f2 90 */
83349190
YH		 91 offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits);
92
93 /* Make sure the index does not exceed (array size - 1) */
3c3ed070 94 idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1) ?
83349190
YH		 95 (base + offset) : (FIO_IO_U_PLAT_NR - 1);
96
97 return idx;
98}
99
100/*
101 * Convert the given index of the bucket array to the value
102 * represented by the bucket
103 */
129e4193 104static unsigned long long plat_idx_to_val(unsigned int idx)
83349190 105{
c8b44cfa
RL		 106 unsigned int error_bits;
107 unsigned long long k, base;
83349190
YH		 108
109 assert(idx < FIO_IO_U_PLAT_NR);
110
111 /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
112 * all bits of the sample as index */
3c3ed070 113 if (idx < (FIO_IO_U_PLAT_VAL << 1))
83349190
YH		 114 return idx;
115
116 /* Find the group and compute the minimum value of that group */
3c3ed070 117 error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1;
c8b44cfa 118 base = ((unsigned long long) 1) << (error_bits + FIO_IO_U_PLAT_BITS);
83349190
YH		 119
120 /* Find its bucket number of the group */
121 k = idx % FIO_IO_U_PLAT_VAL;
122
123 /* Return the mean of the range of the bucket */
124 return base + ((k + 0.5) * (1 << error_bits));
125}
126
127static int double_cmp(const void *a, const void *b)
128{
802ad4a8
JA		 129 const fio_fp64_t fa = *(const fio_fp64_t *) a;
130 const fio_fp64_t fb = *(const fio_fp64_t *) b;
83349190
YH		 131 int cmp = 0;
132
802ad4a8 133 if (fa.u.f > fb.u.f)
83349190 134 cmp = 1;
802ad4a8 135 else if (fa.u.f < fb.u.f)
83349190
YH		 136 cmp = -1;
137
138 return cmp;
139}
140
6cc0e5aa 141unsigned int calc_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
d6bb626e
VF		 142 fio_fp64_t *plist, unsigned long long **output,
143 unsigned long long *maxv, unsigned long long *minv)
83349190 144{
447b94e1 145 unsigned long long sum = 0;
1db92cb6 146 unsigned int len, i, j = 0;
d6bb626e 147 unsigned long long *ovals = NULL;
8985b491 148 bool is_last;
1db92cb6 149
d6bb626e 150 *minv = -1ULL;
1db92cb6 151 *maxv = 0;
83349190 152
802ad4a8
JA		 153 len = 0;
154 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
155 len++;
716050f2 156
351de8de 157 if (!len)
1db92cb6 158 return 0;
351de8de 159
716050f2 160 /*
802ad4a8
JA		 161 * Sort the percentile list. Note that it may already be sorted if
162 * we are using the default values, but since it's a short list this
163 * isn't a worry. Also note that this does not work for NaN values.
716050f2 164 */
802ad4a8 165 if (len > 1)
68e0dc1a 166 qsort(plist, len, sizeof(plist[0]), double_cmp);
83349190 167
5d89c625
VF		 168 ovals = malloc(len * sizeof(*ovals));
169 if (!ovals)
170 return 0;
171
4f6f8298
JA		 172 /*
173 * Calculate bucket values, note down max and min values
174 */
8985b491 175 is_last = false;
07511a63 176 for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) {
83349190 177 sum += io_u_plat[i];
298d751e 178 while (sum >= ((long double) plist[j].u.f / 100.0 * nr)) {
802ad4a8 179 assert(plist[j].u.f <= 100.0);
83349190 180
4f6f8298 181 ovals[j] = plat_idx_to_val(i);
1db92cb6
JA		 182 if (ovals[j] < *minv)
183 *minv = ovals[j];
184 if (ovals[j] > *maxv)
185 *maxv = ovals[j];
07511a63 186
8985b491 187 is_last = (j == len - 1) != 0;
07511a63
JA		 188 if (is_last)
189 break;
190
4f6f8298
JA		 191 j++;
192 }
193 }
83349190 194
298d751e
VF		 195 if (!is_last)
196 log_err("fio: error calculating latency percentiles\n");
197
1db92cb6
JA		 198 *output = ovals;
199 return len;
200}
201
202/*
203 * Find and display the p-th percentile of clat
204 */
6cc0e5aa 205static void show_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
a666cab8 206 fio_fp64_t *plist, unsigned int precision,
b2b3eefe 207 const char *pre, struct buf_output *out)
1db92cb6 208{
d6bb626e
VF		 209 unsigned int divisor, len, i, j = 0;
210 unsigned long long minv, maxv;
211 unsigned long long *ovals;
8985b491 212 int per_line, scale_down, time_width;
8985b491 213 bool is_last;
eef02441 214 char fmt[32];
1db92cb6
JA		 215
216 len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv);
b2b3eefe 217 if (!len || !ovals)
824d8186 218 return;
1db92cb6 219
4f6f8298 220 /*
d6bb626e
VF		 221 * We default to nsecs, but if the value range is such that we
222 * should scale down to usecs or msecs, do that.
4f6f8298 223 */
d6bb626e
VF		 224 if (minv > 2000000 && maxv > 99999999ULL) {
225 scale_down = 2;
226 divisor = 1000000;
b599759b 227 log_buf(out, " %s percentiles (msec):\n |", pre);
d6bb626e
VF		 228 } else if (minv > 2000 && maxv > 99999) {
229 scale_down = 1;
230 divisor = 1000;
b599759b 231 log_buf(out, " %s percentiles (usec):\n |", pre);
4f6f8298
JA		 232 } else {
233 scale_down = 0;
d6bb626e 234 divisor = 1;
b599759b 235 log_buf(out, " %s percentiles (nsec):\n |", pre);
4f6f8298 236 }
83349190 237
619adf9c 238
d6bb626e 239 time_width = max(5, (int) (log10(maxv / divisor) + 1));
74558486
JA		 240 snprintf(fmt, sizeof(fmt), " %%%u.%ufth=[%%%dllu]%%c", precision + 3,
241 precision, time_width);
242 /* fmt will be something like " %5.2fth=[%4llu]%c" */
d6bb626e 243 per_line = (80 - 7) / (precision + 10 + time_width);
81ab0b3a 244
d6bb626e 245 for (j = 0; j < len; j++) {
4f6f8298 246 /* for formatting */
eef02441 247 if (j != 0 && (j % per_line) == 0)
a666cab8 248 log_buf(out, " |");
83349190 249
4f6f8298 250 /* end of the list */
8985b491 251 is_last = (j == len - 1) != 0;
83349190 252
d6bb626e 253 for (i = 0; i < scale_down; i++)
4f6f8298
JA		 254 ovals[j] = (ovals[j] + 999) / 1000;
255
d6bb626e 256 log_buf(out, fmt, plist[j].u.f, ovals[j], is_last ? '\n' : ',');
4f6f8298
JA		 257
258 if (is_last)
259 break;
260
eef02441 261 if ((j % per_line) == per_line - 1) /* for formatting */
a666cab8 262 log_buf(out, "\n");
83349190 263 }
4f6f8298 264
283feb79 265 free(ovals);
83349190
YH		 266}
267
74558486
JA		 268bool calc_lat(struct io_stat *is, unsigned long long *min,
269 unsigned long long *max, double *mean, double *dev)
3c39a379 270{
ee0ccb79 271 double n = (double) is->samples;
3c39a379 272
ee0ccb79 273 if (n == 0)
8aa89d70 274 return false;
3c39a379
JA		 275
276 *min = is->min_val;
277 *max = is->max_val;
802ad4a8 278 *mean = is->mean.u.f;
e6d276f2 279
68704084 280 if (n > 1.0)
802ad4a8 281 *dev = sqrt(is->S.u.f / (n - 1.0));
ef9c5c40 282 else
4b43f54e 283 *dev = 0;
ef9c5c40 284
8aa89d70 285 return true;
3c39a379
JA		 286}
287
5cb8a8cd
BP		 288void show_mixed_group_stats(struct group_run_stats *rs, struct buf_output *out)
289{
290 char *io, *agg, *min, *max;
291 char *ioalt, *aggalt, *minalt, *maxalt;
6dc75062
JA		 292 uint64_t io_mix = 0, agg_mix = 0, min_mix = -1, max_mix = 0;
293 uint64_t min_run = -1, max_run = 0;
5cb8a8cd 294 const int i2p = is_power_of_2(rs->kb_base);
6dc75062 295 int i;
5cb8a8cd
BP		 296
297 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
298 if (!rs->max_run[i])
299 continue;
300 io_mix += rs->iobytes[i];
301 agg_mix += rs->agg[i];
302 min_mix = min_mix < rs->min_bw[i] ? min_mix : rs->min_bw[i];
303 max_mix = max_mix > rs->max_bw[i] ? max_mix : rs->max_bw[i];
304 min_run = min_run < rs->min_run[i] ? min_run : rs->min_run[i];
305 max_run = max_run > rs->max_run[i] ? max_run : rs->max_run[i];
306 }
307 io = num2str(io_mix, rs->sig_figs, 1, i2p, N2S_BYTE);
308 ioalt = num2str(io_mix, rs->sig_figs, 1, !i2p, N2S_BYTE);
309 agg = num2str(agg_mix, rs->sig_figs, 1, i2p, rs->unit_base);
310 aggalt = num2str(agg_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
311 min = num2str(min_mix, rs->sig_figs, 1, i2p, rs->unit_base);
312 minalt = num2str(min_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
313 max = num2str(max_mix, rs->sig_figs, 1, i2p, rs->unit_base);
314 maxalt = num2str(max_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
315 log_buf(out, " MIXED: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
316 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
317 (unsigned long long) min_run,
318 (unsigned long long) max_run);
319 free(io);
320 free(agg);
321 free(min);
322 free(max);
323 free(ioalt);
324 free(aggalt);
325 free(minalt);
326 free(maxalt);
327}
328
a666cab8 329void show_group_stats(struct group_run_stats *rs, struct buf_output *out)
3c39a379 330{
d694a6a7
RE		 331 char *io, *agg, *min, *max;
332 char *ioalt, *aggalt, *minalt, *maxalt;
42da5c8b 333 const char *str[] = { " READ", " WRITE" , " TRIM"};
dbe1125e
JA		 334 int i;
335
a666cab8 336 log_buf(out, "\nRun status group %d (all jobs):\n", rs->groupid);
3c39a379 337
6eaf09d6 338 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
90fef2d1
JA		 339 const int i2p = is_power_of_2(rs->kb_base);
340
dbe1125e
JA		 341 if (!rs->max_run[i])
342 continue;
343
e883cb35
JF		 344 io = num2str(rs->iobytes[i], rs->sig_figs, 1, i2p, N2S_BYTE);
345 ioalt = num2str(rs->iobytes[i], rs->sig_figs, 1, !i2p, N2S_BYTE);
346 agg = num2str(rs->agg[i], rs->sig_figs, 1, i2p, rs->unit_base);
347 aggalt = num2str(rs->agg[i], rs->sig_figs, 1, !i2p, rs->unit_base);
348 min = num2str(rs->min_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
349 minalt = num2str(rs->min_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
350 max = num2str(rs->max_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
351 maxalt = num2str(rs->max_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
d694a6a7 352 log_buf(out, "%s: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
5cb8a8cd 353 (rs->unified_rw_rep == UNIFIED_MIXED) ? " MIXED" : str[i],
d694a6a7 354 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
4e0a8fa2
JA		 355 (unsigned long long) rs->min_run[i],
356 (unsigned long long) rs->max_run[i]);
dbe1125e 357
d694a6a7
RE		 358 free(io);
359 free(agg);
360 free(min);
361 free(max);
362 free(ioalt);
363 free(aggalt);
364 free(minalt);
365 free(maxalt);
dbe1125e 366 }
6dc75062 367
5cb8a8cd 368 /* Need to aggregate statisitics to show mixed values */
6dc75062 369 if (rs->unified_rw_rep == UNIFIED_BOTH)
5cb8a8cd 370 show_mixed_group_stats(rs, out);
3c39a379
JA		 371}
372
6cc0e5aa 373void stat_calc_dist(uint64_t *map, unsigned long total, double *io_u_dist)
2270890c
JA		 374{
375 int i;
376
377 /*
378 * Do depth distribution calculations
379 */
380 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
838bc709
JA		 381 if (total) {
382 io_u_dist[i] = (double) map[i] / (double) total;
383 io_u_dist[i] *= 100.0;
384 if (io_u_dist[i] < 0.1 && map[i])
385 io_u_dist[i] = 0.1;
386 } else
387 io_u_dist[i] = 0.0;
2270890c
JA		 388 }
389}
390
04a0feae 391static void stat_calc_lat(struct thread_stat *ts, double *dst,
6cc0e5aa 392 uint64_t *src, int nr)
2270890c 393{
d79db122 394 unsigned long total = ddir_rw_sum(ts->total_io_u);
2270890c
JA		 395 int i;
396
397 /*
398 * Do latency distribution calculations
399 */
04a0feae 400 for (i = 0; i < nr; i++) {
838bc709
JA		 401 if (total) {
402 dst[i] = (double) src[i] / (double) total;
403 dst[i] *= 100.0;
404 if (dst[i] < 0.01 && src[i])
405 dst[i] = 0.01;
406 } else
407 dst[i] = 0.0;
2270890c
JA		 408 }
409}
410
247823cc
VF		 411/*
412 * To keep the terse format unaltered, add all of the ns latency
413 * buckets to the first us latency bucket
414 */
52e4c651 415static void stat_calc_lat_nu(struct thread_stat *ts, double *io_u_lat_u)
247823cc
VF		 416{
417 unsigned long ntotal = 0, total = ddir_rw_sum(ts->total_io_u);
418 int i;
419
420 stat_calc_lat(ts, io_u_lat_u, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
421
422 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
423 ntotal += ts->io_u_lat_n[i];
424
425 io_u_lat_u[0] += 100.0 * (double) ntotal / (double) total;
426}
427
d6bb626e
VF		 428void stat_calc_lat_n(struct thread_stat *ts, double *io_u_lat)
429{
430 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_n, FIO_IO_U_LAT_N_NR);
431}
432
e5bd1347 433void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 434{
435 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
436}
437
e5bd1347 438void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 439{
440 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR);
441}
442
74558486
JA		 443static void display_lat(const char *name, unsigned long long min,
444 unsigned long long max, double mean, double dev,
445 struct buf_output *out)
ea2accc5 446{
d6bb626e 447 const char *base = "(nsec)";
b29ad562 448 char *minp, *maxp;
ea2accc5 449
d6bb626e 450 if (nsec_to_msec(&min, &max, &mean, &dev))
b29ad562 451 base = "(msec)";
d6bb626e
VF		 452 else if (nsec_to_usec(&min, &max, &mean, &dev))
453 base = "(usec)";
b29ad562 454
d694a6a7
RE		 455 minp = num2str(min, 6, 1, 0, N2S_NONE);
456 maxp = num2str(max, 6, 1, 0, N2S_NONE);
b29ad562 457
a666cab8 458 log_buf(out, " %s %s: min=%s, max=%s, avg=%5.02f,"
b29ad562
JA		 459 " stdev=%5.02f\n", name, base, minp, maxp, mean, dev);
460
461 free(minp);
462 free(maxp);
ea2accc5
JA		 463}
464
5c0abd5e 465static double convert_agg_kbytes_percent(struct group_run_stats *rs, int ddir, int mean)
466{
467 double p_of_agg = 100.0;
468 if (rs && rs->agg[ddir] > 1024) {
106e14ce 469 p_of_agg = mean * 100.0 / (double) (rs->agg[ddir] / 1024.0);
5c0abd5e 470
471 if (p_of_agg > 100.0)
472 p_of_agg = 100.0;
473 }
474 return p_of_agg;
475}
476
6dc75062
JA		 477static void show_mixed_ddir_status(struct group_run_stats *rs,
478 struct thread_stat *ts,
479 struct buf_output *out)
5cb8a8cd
BP		 480{
481 unsigned long runt;
482 unsigned long long min, max, bw, iops;
483 double mean, dev;
484 char *io_p, *bw_p, *bw_p_alt, *iops_p, *post_st = NULL;
485 struct thread_stat *ts_lcl;
5cb8a8cd 486 int i2p;
6619fc32 487 int ddir = 0;
5cb8a8cd 488
6dc75062
JA		 489 /*
490 * Handle aggregation of Reads (ddir = 0), Writes (ddir = 1), and
491 * Trims (ddir = 2) */
5cb8a8cd
BP		 492 ts_lcl = malloc(sizeof(struct thread_stat));
493 memset((void *)ts_lcl, 0, sizeof(struct thread_stat));
6dc75062
JA		 494 /* calculate mixed stats */
495 ts_lcl->unified_rw_rep = UNIFIED_MIXED;
6619fc32 496 init_thread_stat_min_vals(ts_lcl);
5cb8a8cd 497
016869be 498 sum_thread_stats(ts_lcl, ts);
5cb8a8cd
BP		 499
500 assert(ddir_rw(ddir));
501
6dc75062
JA		 502 if (!ts_lcl->runtime[ddir]) {
503 free(ts_lcl);
5cb8a8cd 504 return;
6dc75062 505 }
5cb8a8cd
BP		 506
507 i2p = is_power_of_2(rs->kb_base);
508 runt = ts_lcl->runtime[ddir];
509
510 bw = (1000 * ts_lcl->io_bytes[ddir]) / runt;
511 io_p = num2str(ts_lcl->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
512 bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
513 bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
514
515 iops = (1000 * ts_lcl->total_io_u[ddir]) / runt;
516 iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
517
518 log_buf(out, " mixed: IOPS=%s, BW=%s (%s)(%s/%llumsec)%s\n",
519 iops_p, bw_p, bw_p_alt, io_p,
520 (unsigned long long) ts_lcl->runtime[ddir],
521 post_st ? : "");
522
523 free(post_st);
524 free(io_p);
525 free(bw_p);
526 free(bw_p_alt);
527 free(iops_p);
528
529 if (calc_lat(&ts_lcl->slat_stat[ddir], &min, &max, &mean, &dev))
530 display_lat("slat", min, max, mean, dev, out);
531 if (calc_lat(&ts_lcl->clat_stat[ddir], &min, &max, &mean, &dev))
532 display_lat("clat", min, max, mean, dev, out);
533 if (calc_lat(&ts_lcl->lat_stat[ddir], &min, &max, &mean, &dev))
534 display_lat(" lat", min, max, mean, dev, out);
535 if (calc_lat(&ts_lcl->clat_high_prio_stat[ddir], &min, &max, &mean, &dev)) {
536 display_lat(ts_lcl->lat_percentiles ? "high prio_lat" : "high prio_clat",
537 min, max, mean, dev, out);
538 if (calc_lat(&ts_lcl->clat_low_prio_stat[ddir], &min, &max, &mean, &dev))
539 display_lat(ts_lcl->lat_percentiles ? "low prio_lat" : "low prio_clat",
540 min, max, mean, dev, out);
541 }
542
543 if (ts->slat_percentiles && ts_lcl->slat_stat[ddir].samples > 0)
544 show_clat_percentiles(ts_lcl->io_u_plat[FIO_SLAT][ddir],
545 ts_lcl->slat_stat[ddir].samples,
546 ts->percentile_list,
547 ts->percentile_precision, "slat", out);
548 if (ts->clat_percentiles && ts_lcl->clat_stat[ddir].samples > 0)
549 show_clat_percentiles(ts_lcl->io_u_plat[FIO_CLAT][ddir],
550 ts_lcl->clat_stat[ddir].samples,
551 ts->percentile_list,
552 ts->percentile_precision, "clat", out);
553 if (ts->lat_percentiles && ts_lcl->lat_stat[ddir].samples > 0)
554 show_clat_percentiles(ts_lcl->io_u_plat[FIO_LAT][ddir],
555 ts_lcl->lat_stat[ddir].samples,
556 ts->percentile_list,
557 ts->percentile_precision, "lat", out);
558
559 if (ts->clat_percentiles || ts->lat_percentiles) {
560 const char *name = ts->lat_percentiles ? "lat" : "clat";
561 char prio_name[32];
562 uint64_t samples;
563
564 if (ts->lat_percentiles)
565 samples = ts_lcl->lat_stat[ddir].samples;
566 else
567 samples = ts_lcl->clat_stat[ddir].samples;
568
6dc75062 569 /* Only print if high and low priority stats were collected */
5cb8a8cd 570 if (ts_lcl->clat_high_prio_stat[ddir].samples > 0 &&
6dc75062 571 ts_lcl->clat_low_prio_stat[ddir].samples > 0) {
5cb8a8cd
BP		 572 sprintf(prio_name, "high prio (%.2f%%) %s",
573 100. * (double) ts_lcl->clat_high_prio_stat[ddir].samples / (double) samples,
574 name);
575 show_clat_percentiles(ts_lcl->io_u_plat_high_prio[ddir],
576 ts_lcl->clat_high_prio_stat[ddir].samples,
577 ts->percentile_list,
578 ts->percentile_precision, prio_name, out);
579
580 sprintf(prio_name, "low prio (%.2f%%) %s",
581 100. * (double) ts_lcl->clat_low_prio_stat[ddir].samples / (double) samples,
582 name);
583 show_clat_percentiles(ts_lcl->io_u_plat_low_prio[ddir],
584 ts_lcl->clat_low_prio_stat[ddir].samples,
585 ts->percentile_list,
586 ts->percentile_precision, prio_name, out);
587 }
588 }
589
590 if (calc_lat(&ts_lcl->bw_stat[ddir], &min, &max, &mean, &dev)) {
591 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
592 const char *bw_str;
593
594 if ((rs->unit_base == 1) && i2p)
595 bw_str = "Kibit";
596 else if (rs->unit_base == 1)
597 bw_str = "kbit";
598 else if (i2p)
599 bw_str = "KiB";
600 else
601 bw_str = "kB";
602
603 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
604
605 if (rs->unit_base == 1) {
606 min *= 8.0;
607 max *= 8.0;
608 mean *= 8.0;
609 dev *= 8.0;
610 }
611
612 if (mean > fkb_base * fkb_base) {
613 min /= fkb_base;
614 max /= fkb_base;
615 mean /= fkb_base;
616 dev /= fkb_base;
617 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
618 }
619
620 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
621 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
622 bw_str, min, max, p_of_agg, mean, dev,
623 (&ts_lcl->bw_stat[ddir])->samples);
624 }
625 if (calc_lat(&ts_lcl->iops_stat[ddir], &min, &max, &mean, &dev)) {
626 log_buf(out, " iops : min=%5llu, max=%5llu, "
627 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
628 min, max, mean, dev, (&ts_lcl->iops_stat[ddir])->samples);
629 }
630
631 free(ts_lcl);
632}
633
756867bd 634static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
a666cab8 635 int ddir, struct buf_output *out)
3c39a379 636{
d6bb626e
VF		 637 unsigned long runt;
638 unsigned long long min, max, bw, iops;
3c39a379 639 double mean, dev;
96563db9 640 char *io_p, *bw_p, *bw_p_alt, *iops_p, *post_st = NULL;
90fef2d1 641 int i2p;
3c39a379 642
b2b3eefe
JA		 643 if (ddir_sync(ddir)) {
644 if (calc_lat(&ts->sync_stat, &min, &max, &mean, &dev)) {
645 log_buf(out, " %s:\n", "fsync/fdatasync/sync_file_range");
425d3e0e 646 display_lat(io_ddir_name(ddir), min, max, mean, dev, out);
b2b3eefe
JA		 647 show_clat_percentiles(ts->io_u_sync_plat,
648 ts->sync_stat.samples,
649 ts->percentile_list,
650 ts->percentile_precision,
425d3e0e 651 io_ddir_name(ddir), out);
b2b3eefe
JA		 652 }
653 return;
654 }
655
ff58fced
JA		 656 assert(ddir_rw(ddir));
657
756867bd 658 if (!ts->runtime[ddir])
3c39a379
JA		 659 return;
660
90fef2d1 661 i2p = is_power_of_2(rs->kb_base);
8879fd15
JA		 662 runt = ts->runtime[ddir];
663
664 bw = (1000 * ts->io_bytes[ddir]) / runt;
e883cb35
JF		 665 io_p = num2str(ts->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
666 bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
667 bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
8879fd15 668
0aacc50c 669 iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt;
e883cb35 670 iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
fd5d733f 671 if (ddir == DDIR_WRITE)
96563db9
JA		 672 post_st = zbd_write_status(ts);
673 else if (ddir == DDIR_READ && ts->cachehit && ts->cachemiss) {
674 uint64_t total;
675 double hit;
676
677 total = ts->cachehit + ts->cachemiss;
678 hit = (double) ts->cachehit / (double) total;
679 hit *= 100.0;
680 if (asprintf(&post_st, "; Cachehit=%0.2f%%", hit) < 0)
681 post_st = NULL;
682 }
dbe1125e 683
fd5d733f 684 log_buf(out, " %s: IOPS=%s, BW=%s (%s)(%s/%llumsec)%s\n",
5cb8a8cd 685 (ts->unified_rw_rep == UNIFIED_MIXED) ? "mixed" : io_ddir_name(ddir),
d694a6a7 686 iops_p, bw_p, bw_p_alt, io_p,
fd5d733f 687 (unsigned long long) ts->runtime[ddir],
96563db9 688 post_st ? : "");
dbe1125e 689
96563db9 690 free(post_st);
dbe1125e
JA		 691 free(io_p);
692 free(bw_p);
d694a6a7 693 free(bw_p_alt);
b3605062 694 free(iops_p);
3c39a379 695
b29ad562 696 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 697 display_lat("slat", min, max, mean, dev, out);
b29ad562 698 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 699 display_lat("clat", min, max, mean, dev, out);
b29ad562 700 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 701 display_lat(" lat", min, max, mean, dev, out);
2e86a90c
VF		 702 if (calc_lat(&ts->clat_high_prio_stat[ddir], &min, &max, &mean, &dev)) {
703 display_lat(ts->lat_percentiles ? "high prio_lat" : "high prio_clat",
38ec5c51 704 min, max, mean, dev, out);
2e86a90c
VF		 705 if (calc_lat(&ts->clat_low_prio_stat[ddir], &min, &max, &mean, &dev))
706 display_lat(ts->lat_percentiles ? "low prio_lat" : "low prio_clat",
707 min, max, mean, dev, out);
708 }
02af0988 709
56440e63
VF		 710 if (ts->slat_percentiles && ts->slat_stat[ddir].samples > 0)
711 show_clat_percentiles(ts->io_u_plat[FIO_SLAT][ddir],
712 ts->slat_stat[ddir].samples,
713 ts->percentile_list,
714 ts->percentile_precision, "slat", out);
715 if (ts->clat_percentiles && ts->clat_stat[ddir].samples > 0)
716 show_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
717 ts->clat_stat[ddir].samples,
718 ts->percentile_list,
719 ts->percentile_precision, "clat", out);
720 if (ts->lat_percentiles && ts->lat_stat[ddir].samples > 0)
721 show_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
722 ts->lat_stat[ddir].samples,
723 ts->percentile_list,
724 ts->percentile_precision, "lat", out);
725
b599759b 726 if (ts->clat_percentiles || ts->lat_percentiles) {
38ec5c51 727 const char *name = ts->lat_percentiles ? "lat" : "clat";
b2a432bf 728 char prio_name[32];
af1600c1
SW		 729 uint64_t samples;
730
56440e63 731 if (ts->lat_percentiles)
af1600c1 732 samples = ts->lat_stat[ddir].samples;
56440e63
VF		 733 else
734 samples = ts->clat_stat[ddir].samples;
b2a432bf
PC		 735
736 /* Only print this if some high and low priority stats were collected */
737 if (ts->clat_high_prio_stat[ddir].samples > 0 &&
efd78265 738 ts->clat_low_prio_stat[ddir].samples > 0)
b2a432bf
PC		 739 {
740 sprintf(prio_name, "high prio (%.2f%%) %s",
741 100. * (double) ts->clat_high_prio_stat[ddir].samples / (double) samples,
742 name);
743 show_clat_percentiles(ts->io_u_plat_high_prio[ddir],
744 ts->clat_high_prio_stat[ddir].samples,
745 ts->percentile_list,
746 ts->percentile_precision, prio_name, out);
747
748 sprintf(prio_name, "low prio (%.2f%%) %s",
efd78265 749 100. * (double) ts->clat_low_prio_stat[ddir].samples / (double) samples,
b2a432bf 750 name);
efd78265
VF		 751 show_clat_percentiles(ts->io_u_plat_low_prio[ddir],
752 ts->clat_low_prio_stat[ddir].samples,
b2a432bf
PC		 753 ts->percentile_list,
754 ts->percentile_precision, prio_name, out);
755 }
83349190 756 }
56440e63 757
079ad09b 758 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
142c7f2d 759 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
d694a6a7
RE		 760 const char *bw_str;
761
762 if ((rs->unit_base == 1) && i2p)
763 bw_str = "Kibit";
764 else if (rs->unit_base == 1)
765 bw_str = "kbit";
766 else if (i2p)
767 bw_str = "KiB";
768 else
769 bw_str = "kB";
d686990a 770
5c0abd5e 771 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
d1707474 772
d686990a
SN		 773 if (rs->unit_base == 1) {
774 min *= 8.0;
775 max *= 8.0;
776 mean *= 8.0;
777 dev *= 8.0;
778 }
3c39a379 779
142c7f2d
SN		 780 if (mean > fkb_base * fkb_base) {
781 min /= fkb_base;
782 max /= fkb_base;
783 mean /= fkb_base;
784 dev /= fkb_base;
d694a6a7 785 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
b7017e32
JA		 786 }
787
54c05828 788 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
29eb371b 789 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828
AH		 790 bw_str, min, max, p_of_agg, mean, dev,
791 (&ts->bw_stat[ddir])->samples);
3c39a379 792 }
188b6016 793 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
21ba6606 794 log_buf(out, " iops : min=%5llu, max=%5llu, "
29eb371b 795 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828 796 min, max, mean, dev, (&ts->iops_stat[ddir])->samples);
188b6016 797 }
3c39a379
JA		 798}
799
8985b491
JA		 800static bool show_lat(double *io_u_lat, int nr, const char **ranges,
801 const char *msg, struct buf_output *out)
04a0feae 802{
8985b491
JA		 803 bool new_line = true, shown = false;
804 int i, line = 0;
04a0feae
JA		 805
806 for (i = 0; i < nr; i++) {
807 if (io_u_lat[i] <= 0.0)
808 continue;
8985b491 809 shown = true;
04a0feae 810 if (new_line) {
4539ed73 811 if (line)
a666cab8 812 log_buf(out, "\n");
4a19fcaa 813 log_buf(out, " lat (%s) : ", msg);
8985b491 814 new_line = false;
04a0feae
JA		 815 line = 0;
816 }
817 if (line)
a666cab8
JA		 818 log_buf(out, ", ");
819 log_buf(out, "%s%3.2f%%", ranges[i], io_u_lat[i]);
04a0feae
JA		 820 line++;
821 if (line == 5)
8985b491 822 new_line = true;
04a0feae 823 }
7e1773ba
JA		 824
825 if (shown)
a666cab8 826 log_buf(out, "\n");
7e1773ba 827
8985b491 828 return true;
04a0feae
JA		 829}
830
d6bb626e
VF		 831static void show_lat_n(double *io_u_lat_n, struct buf_output *out)
832{
833 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
834 "250=", "500=", "750=", "1000=", };
835
836 show_lat(io_u_lat_n, FIO_IO_U_LAT_N_NR, ranges, "nsec", out);
837}
838
a666cab8 839static void show_lat_u(double *io_u_lat_u, struct buf_output *out)
04a0feae
JA		 840{
841 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
842 "250=", "500=", "750=", "1000=", };
843
a666cab8 844 show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec", out);
04a0feae
JA		 845}
846
a666cab8 847static void show_lat_m(double *io_u_lat_m, struct buf_output *out)
04a0feae
JA		 848{
849 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
850 "250=", "500=", "750=", "1000=", "2000=",
851 ">=2000=", };
852
a666cab8 853 show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec", out);
04a0feae
JA		 854}
855
a666cab8 856static void show_latencies(struct thread_stat *ts, struct buf_output *out)
04a0feae 857{
d6bb626e 858 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
c551f65a
JA		 859 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
860 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
861
d6bb626e 862 stat_calc_lat_n(ts, io_u_lat_n);
5a18988e
JA		 863 stat_calc_lat_u(ts, io_u_lat_u);
864 stat_calc_lat_m(ts, io_u_lat_m);
865
d6bb626e 866 show_lat_n(io_u_lat_n, out);
a666cab8
JA		 867 show_lat_u(io_u_lat_u, out);
868 show_lat_m(io_u_lat_m, out);
04a0feae
JA		 869}
870
66347cfa
DE		 871static int block_state_category(int block_state)
872{
873 switch (block_state) {
874 case BLOCK_STATE_UNINIT:
875 return 0;
876 case BLOCK_STATE_TRIMMED:
877 case BLOCK_STATE_WRITTEN:
878 return 1;
879 case BLOCK_STATE_WRITE_FAILURE:
880 case BLOCK_STATE_TRIM_FAILURE:
881 return 2;
882 default:
081c2dc3 883 /* Silence compile warning on some BSDs and have a return */
66347cfa 884 assert(0);
07ff5841 885 return -1;
66347cfa
DE		 886 }
887}
888
889static int compare_block_infos(const void *bs1, const void *bs2)
890{
5fff9543
JF		 891 uint64_t block1 = *(uint64_t *)bs1;
892 uint64_t block2 = *(uint64_t *)bs2;
66347cfa
DE		 893 int state1 = BLOCK_INFO_STATE(block1);
894 int state2 = BLOCK_INFO_STATE(block2);
895 int bscat1 = block_state_category(state1);
896 int bscat2 = block_state_category(state2);
897 int cycles1 = BLOCK_INFO_TRIMS(block1);
898 int cycles2 = BLOCK_INFO_TRIMS(block2);
899
900 if (bscat1 < bscat2)
901 return -1;
902 if (bscat1 > bscat2)
903 return 1;
904
905 if (cycles1 < cycles2)
906 return -1;
907 if (cycles1 > cycles2)
908 return 1;
909
910 if (state1 < state2)
911 return -1;
912 if (state1 > state2)
913 return 1;
914
915 assert(block1 == block2);
916 return 0;
917}
918
919static int calc_block_percentiles(int nr_block_infos, uint32_t *block_infos,
920 fio_fp64_t *plist, unsigned int **percentiles,
921 unsigned int *types)
922{
923 int len = 0;
924 int i, nr_uninit;
925
926 qsort(block_infos, nr_block_infos, sizeof(uint32_t), compare_block_infos);
927
928 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
929 len++;
930
931 if (!len)
932 return 0;
933
934 /*
935 * Sort the percentile list. Note that it may already be sorted if
936 * we are using the default values, but since it's a short list this
937 * isn't a worry. Also note that this does not work for NaN values.
938 */
939 if (len > 1)
68e0dc1a 940 qsort(plist, len, sizeof(plist[0]), double_cmp);
66347cfa 941
66347cfa
DE		 942 /* Start only after the uninit entries end */
943 for (nr_uninit = 0;
944 nr_uninit < nr_block_infos
945 && BLOCK_INFO_STATE(block_infos[nr_uninit]) == BLOCK_STATE_UNINIT;
946 nr_uninit ++)
947 ;
948
949 if (nr_uninit == nr_block_infos)
950 return 0;
951
952 *percentiles = calloc(len, sizeof(**percentiles));
953
954 for (i = 0; i < len; i++) {
955 int idx = (plist[i].u.f * (nr_block_infos - nr_uninit) / 100)
956 + nr_uninit;
957 (*percentiles)[i] = BLOCK_INFO_TRIMS(block_infos[idx]);
958 }
959
960 memset(types, 0, sizeof(*types) * BLOCK_STATE_COUNT);
961 for (i = 0; i < nr_block_infos; i++)
962 types[BLOCK_INFO_STATE(block_infos[i])]++;
963
964 return len;
965}
966
967static const char *block_state_names[] = {
968 [BLOCK_STATE_UNINIT] = "unwritten",
969 [BLOCK_STATE_TRIMMED] = "trimmed",
970 [BLOCK_STATE_WRITTEN] = "written",
971 [BLOCK_STATE_TRIM_FAILURE] = "trim failure",
972 [BLOCK_STATE_WRITE_FAILURE] = "write failure",
973};
974
975static void show_block_infos(int nr_block_infos, uint32_t *block_infos,
a666cab8 976 fio_fp64_t *plist, struct buf_output *out)
66347cfa
DE		 977{
978 int len, pos, i;
979 unsigned int *percentiles = NULL;
980 unsigned int block_state_counts[BLOCK_STATE_COUNT];
981
982 len = calc_block_percentiles(nr_block_infos, block_infos, plist,
983 &percentiles, block_state_counts);
984
a666cab8 985 log_buf(out, " block lifetime percentiles :\n |");
66347cfa
DE		 986 pos = 0;
987 for (i = 0; i < len; i++) {
988 uint32_t block_info = percentiles[i];
989#define LINE_LENGTH 75
990 char str[LINE_LENGTH];
991 int strln = snprintf(str, LINE_LENGTH, " %3.2fth=%u%c",
992 plist[i].u.f, block_info,
993 i == len - 1 ? '\n' : ',');
994 assert(strln < LINE_LENGTH);
995 if (pos + strln > LINE_LENGTH) {
996 pos = 0;
a666cab8 997 log_buf(out, "\n |");
66347cfa 998 }
a666cab8 999 log_buf(out, "%s", str);
66347cfa
DE		 1000 pos += strln;
1001#undef LINE_LENGTH
1002 }
1003 if (percentiles)
1004 free(percentiles);
1005
a666cab8 1006 log_buf(out, " states :");
66347cfa 1007 for (i = 0; i < BLOCK_STATE_COUNT; i++)
a666cab8 1008 log_buf(out, " %s=%u%c",
66347cfa
DE		 1009 block_state_names[i], block_state_counts[i],
1010 i == BLOCK_STATE_COUNT - 1 ? '\n' : ',');
1011}
1012
d685adfb
VF		 1013static void show_ss_normal(struct thread_stat *ts, struct buf_output *out)
1014{
d694a6a7 1015 char *p1, *p1alt, *p2;
d685adfb
VF		 1016 unsigned long long bw_mean, iops_mean;
1017 const int i2p = is_power_of_2(ts->kb_base);
1018
0c13c969 1019 if (!ts->ss_dur)
d685adfb
VF		 1020 return;
1021
bb49c8bd
VF		 1022 bw_mean = steadystate_bw_mean(ts);
1023 iops_mean = steadystate_iops_mean(ts);
d685adfb 1024
e883cb35
JF		 1025 p1 = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, i2p, ts->unit_base);
1026 p1alt = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, !i2p, ts->unit_base);
1027 p2 = num2str(iops_mean, ts->sig_figs, 1, 0, N2S_NONE);
d685adfb 1028
d694a6a7 1029 log_buf(out, " steadystate : attained=%s, bw=%s (%s), iops=%s, %s%s=%.3f%s\n",
c8caba48 1030 ts->ss_state & FIO_SS_ATTAINED ? "yes" : "no",
d694a6a7 1031 p1, p1alt, p2,
c8caba48
JA		 1032 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1033 ts->ss_state & FIO_SS_SLOPE ? " slope": " mean dev",
bb49c8bd 1034 ts->ss_criterion.u.f,
c8caba48 1035 ts->ss_state & FIO_SS_PCT ? "%" : "");
d685adfb
VF		 1036
1037 free(p1);
d694a6a7 1038 free(p1alt);
d685adfb
VF		 1039 free(p2);
1040}
1041
2a2fdab1
L		 1042static void show_agg_stats(struct disk_util_agg *agg, int terse,
1043 struct buf_output *out)
1044{
1045 if (!agg->slavecount)
1046 return;
1047
1048 if (!terse) {
1049 log_buf(out, ", aggrios=%llu/%llu, aggrmerge=%llu/%llu, "
1050 "aggrticks=%llu/%llu, aggrin_queue=%llu, "
1051 "aggrutil=%3.2f%%",
1052 (unsigned long long) agg->ios[0] / agg->slavecount,
1053 (unsigned long long) agg->ios[1] / agg->slavecount,
1054 (unsigned long long) agg->merges[0] / agg->slavecount,
1055 (unsigned long long) agg->merges[1] / agg->slavecount,
1056 (unsigned long long) agg->ticks[0] / agg->slavecount,
1057 (unsigned long long) agg->ticks[1] / agg->slavecount,
1058 (unsigned long long) agg->time_in_queue / agg->slavecount,
1059 agg->max_util.u.f);
1060 } else {
1061 log_buf(out, ";slaves;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
1062 (unsigned long long) agg->ios[0] / agg->slavecount,
1063 (unsigned long long) agg->ios[1] / agg->slavecount,
1064 (unsigned long long) agg->merges[0] / agg->slavecount,
1065 (unsigned long long) agg->merges[1] / agg->slavecount,
1066 (unsigned long long) agg->ticks[0] / agg->slavecount,
1067 (unsigned long long) agg->ticks[1] / agg->slavecount,
1068 (unsigned long long) agg->time_in_queue / agg->slavecount,
1069 agg->max_util.u.f);
1070 }
1071}
1072
1073static void aggregate_slaves_stats(struct disk_util *masterdu)
1074{
1075 struct disk_util_agg *agg = &masterdu->agg;
1076 struct disk_util_stat *dus;
1077 struct flist_head *entry;
1078 struct disk_util *slavedu;
1079 double util;
1080
1081 flist_for_each(entry, &masterdu->slaves) {
1082 slavedu = flist_entry(entry, struct disk_util, slavelist);
1083 dus = &slavedu->dus;
1084 agg->ios[0] += dus->s.ios[0];
1085 agg->ios[1] += dus->s.ios[1];
1086 agg->merges[0] += dus->s.merges[0];
1087 agg->merges[1] += dus->s.merges[1];
1088 agg->sectors[0] += dus->s.sectors[0];
1089 agg->sectors[1] += dus->s.sectors[1];
1090 agg->ticks[0] += dus->s.ticks[0];
1091 agg->ticks[1] += dus->s.ticks[1];
1092 agg->time_in_queue += dus->s.time_in_queue;
1093 agg->slavecount++;
1094
1095 util = (double) (100 * dus->s.io_ticks / (double) slavedu->dus.s.msec);
1096 /* System utilization is the utilization of the
1097 * component with the highest utilization.
1098 */
1099 if (util > agg->max_util.u.f)
1100 agg->max_util.u.f = util;
1101
1102 }
1103
1104 if (agg->max_util.u.f > 100.0)
1105 agg->max_util.u.f = 100.0;
1106}
1107
1108void print_disk_util(struct disk_util_stat *dus, struct disk_util_agg *agg,
1109 int terse, struct buf_output *out)
1110{
1111 double util = 0;
1112
1113 if (dus->s.msec)
1114 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
1115 if (util > 100.0)
1116 util = 100.0;
1117
1118 if (!terse) {
1119 if (agg->slavecount)
1120 log_buf(out, " ");
1121
1122 log_buf(out, " %s: ios=%llu/%llu, merge=%llu/%llu, "
1123 "ticks=%llu/%llu, in_queue=%llu, util=%3.2f%%",
1124 dus->name,
1125 (unsigned long long) dus->s.ios[0],
1126 (unsigned long long) dus->s.ios[1],
1127 (unsigned long long) dus->s.merges[0],
1128 (unsigned long long) dus->s.merges[1],
1129 (unsigned long long) dus->s.ticks[0],
1130 (unsigned long long) dus->s.ticks[1],
1131 (unsigned long long) dus->s.time_in_queue,
1132 util);
1133 } else {
1134 log_buf(out, ";%s;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
1135 dus->name,
1136 (unsigned long long) dus->s.ios[0],
1137 (unsigned long long) dus->s.ios[1],
1138 (unsigned long long) dus->s.merges[0],
1139 (unsigned long long) dus->s.merges[1],
1140 (unsigned long long) dus->s.ticks[0],
1141 (unsigned long long) dus->s.ticks[1],
1142 (unsigned long long) dus->s.time_in_queue,
1143 util);
1144 }
1145
1146 /*
1147 * If the device has slaves, aggregate the stats for
1148 * those slave devices also.
1149 */
1150 show_agg_stats(agg, terse, out);
1151
1152 if (!terse)
1153 log_buf(out, "\n");
1154}
1155
1156void json_array_add_disk_util(struct disk_util_stat *dus,
1157 struct disk_util_agg *agg, struct json_array *array)
1158{
1159 struct json_object *obj;
1160 double util = 0;
1161
1162 if (dus->s.msec)
1163 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
1164 if (util > 100.0)
1165 util = 100.0;
1166
1167 obj = json_create_object();
1168 json_array_add_value_object(array, obj);
1169
eb2f29b7 1170 json_object_add_value_string(obj, "name", (const char *)dus->name);
2a2fdab1
L		 1171 json_object_add_value_int(obj, "read_ios", dus->s.ios[0]);
1172 json_object_add_value_int(obj, "write_ios", dus->s.ios[1]);
1173 json_object_add_value_int(obj, "read_merges", dus->s.merges[0]);
1174 json_object_add_value_int(obj, "write_merges", dus->s.merges[1]);
1175 json_object_add_value_int(obj, "read_ticks", dus->s.ticks[0]);
1176 json_object_add_value_int(obj, "write_ticks", dus->s.ticks[1]);
1177 json_object_add_value_int(obj, "in_queue", dus->s.time_in_queue);
1178 json_object_add_value_float(obj, "util", util);
1179
1180 /*
1181 * If the device has slaves, aggregate the stats for
1182 * those slave devices also.
1183 */
1184 if (!agg->slavecount)
1185 return;
1186 json_object_add_value_int(obj, "aggr_read_ios",
1187 agg->ios[0] / agg->slavecount);
1188 json_object_add_value_int(obj, "aggr_write_ios",
1189 agg->ios[1] / agg->slavecount);
1190 json_object_add_value_int(obj, "aggr_read_merges",
1191 agg->merges[0] / agg->slavecount);
1192 json_object_add_value_int(obj, "aggr_write_merge",
1193 agg->merges[1] / agg->slavecount);
1194 json_object_add_value_int(obj, "aggr_read_ticks",
1195 agg->ticks[0] / agg->slavecount);
1196 json_object_add_value_int(obj, "aggr_write_ticks",
1197 agg->ticks[1] / agg->slavecount);
1198 json_object_add_value_int(obj, "aggr_in_queue",
1199 agg->time_in_queue / agg->slavecount);
1200 json_object_add_value_float(obj, "aggr_util", agg->max_util.u.f);
1201}
1202
1203static void json_object_add_disk_utils(struct json_object *obj,
1204 struct flist_head *head)
1205{
1206 struct json_array *array = json_create_array();
1207 struct flist_head *entry;
1208 struct disk_util *du;
1209
1210 json_object_add_value_array(obj, "disk_util", array);
1211
1212 flist_for_each(entry, head) {
1213 du = flist_entry(entry, struct disk_util, list);
1214
1215 aggregate_slaves_stats(du);
1216 json_array_add_disk_util(&du->dus, &du->agg, array);
1217 }
1218}
1219
1220void show_disk_util(int terse, struct json_object *parent,
1221 struct buf_output *out)
1222{
1223 struct flist_head *entry;
1224 struct disk_util *du;
1225 bool do_json;
1226
1227 if (!is_running_backend())
1228 return;
1229
6dc75062 1230 if (flist_empty(&disk_list))
2a2fdab1 1231 return;
2a2fdab1
L		 1232
1233 if ((output_format & FIO_OUTPUT_JSON) && parent)
1234 do_json = true;
1235 else
1236 do_json = false;
1237
1238 if (!terse && !do_json)
1239 log_buf(out, "\nDisk stats (read/write):\n");
1240
6dc75062 1241 if (do_json) {
2a2fdab1 1242 json_object_add_disk_utils(parent, &disk_list);
6dc75062 1243 } else if (output_format & ~(FIO_OUTPUT_JSON | FIO_OUTPUT_JSON_PLUS)) {
2a2fdab1
L		 1244 flist_for_each(entry, &disk_list) {
1245 du = flist_entry(entry, struct disk_util, list);
1246
1247 aggregate_slaves_stats(du);
1248 print_disk_util(&du->dus, &du->agg, terse, out);
1249 }
1250 }
1251}
1252
10aa136b 1253static void show_thread_status_normal(struct thread_stat *ts,
a666cab8
JA		 1254 struct group_run_stats *rs,
1255 struct buf_output *out)
3c39a379
JA		 1256{
1257 double usr_cpu, sys_cpu;
69008999 1258 unsigned long runtime;
71619dc2 1259 double io_u_dist[FIO_IO_U_MAP_NR];
57a64324 1260 time_t time_p;
35326842 1261 char time_buf[32];
3c39a379 1262
9966af7b 1263 if (!ddir_rw_sum(ts->io_bytes) && !ddir_rw_sum(ts->total_io_u))
3c39a379 1264 return;
7a4e480d 1265
33477b4b 1266 memset(time_buf, 0, sizeof(time_buf));
3c39a379 1267
57a64324 1268 time(&time_p);
45054cbe 1269 os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf));
57a64324 1270
5ec10eaa 1271 if (!ts->error) {
a666cab8 1272 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s",
5ec10eaa 1273 ts->name, ts->groupid, ts->members,
57a64324 1274 ts->error, (int) ts->pid, time_buf);
5ec10eaa 1275 } else {
a666cab8 1276 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s",
5ec10eaa 1277 ts->name, ts->groupid, ts->members,
57a64324
JA		 1278 ts->error, ts->verror, (int) ts->pid,
1279 time_buf);
5ec10eaa 1280 }
3c39a379 1281
259e47de 1282 if (strlen(ts->description))
a666cab8 1283 log_buf(out, " Description : [%s]\n", ts->description);
7bdce1bd 1284
dde39f8c
AD		 1285 for_each_rw_ddir(ddir) {
1286 if (ts->io_bytes[ddir])
1287 show_ddir_status(rs, ts, ddir, out);
1288 }
3c39a379 1289
5cb8a8cd
BP		 1290 if (ts->unified_rw_rep == UNIFIED_BOTH)
1291 show_mixed_ddir_status(rs, ts, out);
1292
a666cab8 1293 show_latencies(ts, out);
7e1773ba 1294
b2b3eefe
JA		 1295 if (ts->sync_stat.samples)
1296 show_ddir_status(rs, ts, DDIR_SYNC, out);
1297
756867bd 1298 runtime = ts->total_run_time;
69008999 1299 if (runtime) {
1e97cce9 1300 double runt = (double) runtime;
3c39a379 1301
756867bd
JA		 1302 usr_cpu = (double) ts->usr_time * 100 / runt;
1303 sys_cpu = (double) ts->sys_time * 100 / runt;
3c39a379
JA		 1304 } else {
1305 usr_cpu = 0;
1306 sys_cpu = 0;
1307 }
1308
a666cab8 1309 log_buf(out, " cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu,"
4e0a8fa2
JA		 1310 " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu,
1311 (unsigned long long) ts->ctx,
1312 (unsigned long long) ts->majf,
1313 (unsigned long long) ts->minf);
71619dc2 1314
d79db122 1315 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
a666cab8 1316 log_buf(out, " IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
5ec10eaa
JA		 1317 " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1318 io_u_dist[1], io_u_dist[2],
1319 io_u_dist[3], io_u_dist[4],
1320 io_u_dist[5], io_u_dist[6]);
838bc709
JA		 1321
1322 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
a666cab8 1323 log_buf(out, " submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1324 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1325 io_u_dist[1], io_u_dist[2],
1326 io_u_dist[3], io_u_dist[4],
1327 io_u_dist[5], io_u_dist[6]);
1328 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
a666cab8 1329 log_buf(out, " complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1330 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1331 io_u_dist[1], io_u_dist[2],
1332 io_u_dist[3], io_u_dist[4],
1333 io_u_dist[5], io_u_dist[6]);
7f3ecee2
JA		 1334 log_buf(out, " issued rwts: total=%llu,%llu,%llu,%llu"
1335 " short=%llu,%llu,%llu,0"
1336 " dropped=%llu,%llu,%llu,0\n",
4e0a8fa2
JA		 1337 (unsigned long long) ts->total_io_u[0],
1338 (unsigned long long) ts->total_io_u[1],
1339 (unsigned long long) ts->total_io_u[2],
7f3ecee2 1340 (unsigned long long) ts->total_io_u[3],
4e0a8fa2
JA		 1341 (unsigned long long) ts->short_io_u[0],
1342 (unsigned long long) ts->short_io_u[1],
3bcb9d94
JA		 1343 (unsigned long long) ts->short_io_u[2],
1344 (unsigned long long) ts->drop_io_u[0],
1345 (unsigned long long) ts->drop_io_u[1],
1346 (unsigned long long) ts->drop_io_u[2]);
f2bba182 1347 if (ts->continue_on_error) {
a666cab8 1348 log_buf(out, " errors : total=%llu, first_error=%d/<%s>\n",
4e0a8fa2 1349 (unsigned long long)ts->total_err_count,
1ec99eea
JA		 1350 ts->first_error,
1351 strerror(ts->first_error));
f2bba182 1352 }
3e260a46 1353 if (ts->latency_depth) {
a666cab8 1354 log_buf(out, " latency : target=%llu, window=%llu, percentile=%.2f%%, depth=%u\n",
3e260a46
JA		 1355 (unsigned long long)ts->latency_target,
1356 (unsigned long long)ts->latency_window,
1357 ts->latency_percentile.u.f,
1358 ts->latency_depth);
1359 }
66347cfa
DE		 1360
1361 if (ts->nr_block_infos)
1362 show_block_infos(ts->nr_block_infos, ts->block_infos,
a666cab8 1363 ts->percentile_list, out);
d685adfb 1364
bb49c8bd 1365 if (ts->ss_dur)
d685adfb 1366 show_ss_normal(ts, out);
3c39a379
JA		 1367}
1368
756867bd 1369static void show_ddir_status_terse(struct thread_stat *ts,
a666cab8 1370 struct group_run_stats *rs, int ddir,
a2c95580 1371 int ver, struct buf_output *out)
c6ae0a5b 1372{
d6bb626e
VF		 1373 unsigned long long min, max, minv, maxv, bw, iops;
1374 unsigned long long *ovals = NULL;
c6ae0a5b 1375 double mean, dev;
d6bb626e 1376 unsigned int len;
a2c95580 1377 int i, bw_stat;
c6ae0a5b 1378
ff58fced
JA		 1379 assert(ddir_rw(ddir));
1380
312b4af2
JA		 1381 iops = bw = 0;
1382 if (ts->runtime[ddir]) {
1383 uint64_t runt = ts->runtime[ddir];
1384
420b104a 1385 bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; /* KiB/s */
312b4af2
JA		 1386 iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
1387 }
c6ae0a5b 1388
a666cab8 1389 log_buf(out, ";%llu;%llu;%llu;%llu",
4e0a8fa2
JA		 1390 (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops,
1391 (unsigned long long) ts->runtime[ddir]);
c6ae0a5b 1392
079ad09b 1393 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1394 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1395 else
d6bb626e 1396 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1397
079ad09b 1398 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1399 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1400 else
d6bb626e 1401 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1402
6dc75062 1403 if (ts->lat_percentiles) {
56440e63
VF		 1404 len = calc_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
1405 ts->lat_stat[ddir].samples,
1406 ts->percentile_list, &ovals, &maxv,
1407 &minv);
6dc75062 1408 } else if (ts->clat_percentiles) {
df8781b6 1409 len = calc_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
1db92cb6
JA		 1410 ts->clat_stat[ddir].samples,
1411 ts->percentile_list, &ovals, &maxv,
1412 &minv);
6dc75062 1413 } else {
1db92cb6 1414 len = 0;
6dc75062
JA		 1415 }
1416
1db92cb6
JA		 1417 for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
1418 if (i >= len) {
a666cab8 1419 log_buf(out, ";0%%=0");
1db92cb6
JA		 1420 continue;
1421 }
247823cc 1422 log_buf(out, ";%f%%=%llu", ts->percentile_list[i].u.f, ovals[i]/1000);
1db92cb6 1423 }
2341a37a
K		 1424
1425 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1426 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
2341a37a 1427 else
d6bb626e 1428 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
2341a37a 1429
283feb79 1430 free(ovals);
1db92cb6 1431
a2c95580
AH		 1432 bw_stat = calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev);
1433 if (bw_stat) {
19d3e967
JA		 1434 double p_of_agg = 100.0;
1435
1436 if (rs->agg[ddir]) {
d1707474 1437 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
19d3e967
JA		 1438 if (p_of_agg > 100.0)
1439 p_of_agg = 100.0;
1440 }
c6ae0a5b 1441
d6bb626e 1442 log_buf(out, ";%llu;%llu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
6dc75062 1443 } else {
d6bb626e 1444 log_buf(out, ";%llu;%llu;%f%%;%f;%f", 0ULL, 0ULL, 0.0, 0.0, 0.0);
6dc75062 1445 }
a2c95580
AH		 1446
1447 if (ver == 5) {
1448 if (bw_stat)
29eb371b 1449 log_buf(out, ";%" PRIu64, (&ts->bw_stat[ddir])->samples);
a2c95580
AH		 1450 else
1451 log_buf(out, ";%lu", 0UL);
1452
1453 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev))
29eb371b 1454 log_buf(out, ";%llu;%llu;%f;%f;%" PRIu64, min, max,
a2c95580
AH		 1455 mean, dev, (&ts->iops_stat[ddir])->samples);
1456 else
1457 log_buf(out, ";%llu;%llu;%f;%f;%lu", 0ULL, 0ULL, 0.0, 0.0, 0UL);
1458 }
c6ae0a5b
JA		 1459}
1460
5cb8a8cd
BP		 1461static void show_mixed_ddir_status_terse(struct thread_stat *ts,
1462 struct group_run_stats *rs,
1463 int ver, struct buf_output *out)
1464{
1465 struct thread_stat *ts_lcl;
5cb8a8cd 1466
6dc75062
JA		 1467 /*
1468 * Handle aggregation of Reads (ddir = 0), Writes (ddir = 1), and
1469 * Trims (ddir = 2)
1470 */
5cb8a8cd
BP		 1471 ts_lcl = malloc(sizeof(struct thread_stat));
1472 memset((void *)ts_lcl, 0, sizeof(struct thread_stat));
6dc75062
JA		 1473 /* calculate mixed stats */
1474 ts_lcl->unified_rw_rep = UNIFIED_MIXED;
6619fc32 1475 init_thread_stat_min_vals(ts_lcl);
5cb8a8cd
BP		 1476 ts_lcl->lat_percentiles = ts->lat_percentiles;
1477 ts_lcl->clat_percentiles = ts->clat_percentiles;
1478 ts_lcl->slat_percentiles = ts->slat_percentiles;
6dc75062 1479 ts_lcl->percentile_precision = ts->percentile_precision;
5cb8a8cd
BP		 1480 memcpy(ts_lcl->percentile_list, ts->percentile_list, sizeof(ts->percentile_list));
1481
016869be 1482 sum_thread_stats(ts_lcl, ts);
5cb8a8cd
BP		 1483
1484 /* add the aggregated stats to json parent */
1485 show_ddir_status_terse(ts_lcl, rs, DDIR_READ, ver, out);
1486 free(ts_lcl);
1487}
1488
6dc75062
JA		 1489static struct json_object *add_ddir_lat_json(struct thread_stat *ts,
1490 uint32_t percentiles,
1491 struct io_stat *lat_stat,
1492 uint64_t *io_u_plat)
56440e63
VF		 1493{
1494 char buf[120];
1495 double mean, dev;
1496 unsigned int i, len;
1497 struct json_object *lat_object, *percentile_object, *clat_bins_object;
1498 unsigned long long min, max, maxv, minv, *ovals = NULL;
1499
1500 if (!calc_lat(lat_stat, &min, &max, &mean, &dev)) {
1501 min = max = 0;
1502 mean = dev = 0.0;
1503 }
1504 lat_object = json_create_object();
1505 json_object_add_value_int(lat_object, "min", min);
1506 json_object_add_value_int(lat_object, "max", max);
1507 json_object_add_value_float(lat_object, "mean", mean);
1508 json_object_add_value_float(lat_object, "stddev", dev);
1509 json_object_add_value_int(lat_object, "N", lat_stat->samples);
1510
1511 if (percentiles && lat_stat->samples) {
1512 len = calc_clat_percentiles(io_u_plat, lat_stat->samples,
1513 ts->percentile_list, &ovals, &maxv, &minv);
1514
1515 if (len > FIO_IO_U_LIST_MAX_LEN)
1516 len = FIO_IO_U_LIST_MAX_LEN;
1517
1518 percentile_object = json_create_object();
1519 json_object_add_value_object(lat_object, "percentile", percentile_object);
1520 for (i = 0; i < len; i++) {
1521 snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
1522 json_object_add_value_int(percentile_object, buf, ovals[i]);
1523 }
1524 free(ovals);
1525
1526 if (output_format & FIO_OUTPUT_JSON_PLUS) {
1527 clat_bins_object = json_create_object();
1528 json_object_add_value_object(lat_object, "bins", clat_bins_object);
1529
1530 for(i = 0; i < FIO_IO_U_PLAT_NR; i++)
1531 if (io_u_plat[i]) {
1532 snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
1533 json_object_add_value_int(clat_bins_object, buf, io_u_plat[i]);
1534 }
1535 }
1536 }
1537
1538 return lat_object;
1539}
1540
cc372b17
SL		 1541static void add_ddir_status_json(struct thread_stat *ts,
1542 struct group_run_stats *rs, int ddir, struct json_object *parent)
1543{
56440e63 1544 unsigned long long min, max;
aedd021d 1545 unsigned long long bw_bytes, bw;
9f68fe3a 1546 double mean, dev, iops;
56440e63 1547 struct json_object *dir_object, *tmp_object;
cc372b17
SL		 1548 double p_of_agg = 100.0;
1549
b2b3eefe 1550 assert(ddir_rw(ddir) || ddir_sync(ddir));
cc372b17 1551
5cb8a8cd 1552 if ((ts->unified_rw_rep == UNIFIED_MIXED) && ddir != DDIR_READ)
771e58be
JA		 1553 return;
1554
cc372b17 1555 dir_object = json_create_object();
771e58be 1556 json_object_add_value_object(parent,
5cb8a8cd 1557 (ts->unified_rw_rep == UNIFIED_MIXED) ? "mixed" : io_ddir_name(ddir), dir_object);
cc372b17 1558
b2b3eefe
JA		 1559 if (ddir_rw(ddir)) {
1560 bw_bytes = 0;
1561 bw = 0;
1562 iops = 0.0;
1563 if (ts->runtime[ddir]) {
1564 uint64_t runt = ts->runtime[ddir];
cc372b17 1565
b2b3eefe
JA		 1566 bw_bytes = ((1000 * ts->io_bytes[ddir]) / runt); /* Bytes/s */
1567 bw = bw_bytes / 1024; /* KiB/s */
1568 iops = (1000.0 * (uint64_t) ts->total_io_u[ddir]) / runt;
1569 }
cc372b17 1570
b2b3eefe
JA		 1571 json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir]);
1572 json_object_add_value_int(dir_object, "io_kbytes", ts->io_bytes[ddir] >> 10);
1573 json_object_add_value_int(dir_object, "bw_bytes", bw_bytes);
1574 json_object_add_value_int(dir_object, "bw", bw);
1575 json_object_add_value_float(dir_object, "iops", iops);
1576 json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]);
1577 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[ddir]);
1578 json_object_add_value_int(dir_object, "short_ios", ts->short_io_u[ddir]);
1579 json_object_add_value_int(dir_object, "drop_ios", ts->drop_io_u[ddir]);
1580
56440e63
VF		 1581 tmp_object = add_ddir_lat_json(ts, ts->slat_percentiles,
1582 &ts->slat_stat[ddir], ts->io_u_plat[FIO_SLAT][ddir]);
b2b3eefe 1583 json_object_add_value_object(dir_object, "slat_ns", tmp_object);
56440e63
VF		 1584
1585 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles,
1586 &ts->clat_stat[ddir], ts->io_u_plat[FIO_CLAT][ddir]);
b2b3eefe 1587 json_object_add_value_object(dir_object, "clat_ns", tmp_object);
cc372b17 1588
56440e63
VF		 1589 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles,
1590 &ts->lat_stat[ddir], ts->io_u_plat[FIO_LAT][ddir]);
b2b3eefe 1591 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
56440e63 1592 } else {
f5ec8123 1593 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[DDIR_SYNC]);
56440e63
VF		 1594 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles | ts->clat_percentiles,
1595 &ts->sync_stat, ts->io_u_sync_plat);
1596 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
513e37ee
VF		 1597 }
1598
56440e63
VF		 1599 if (!ddir_rw(ddir))
1600 return;
b2a432bf
PC		 1601
1602 /* Only print PRIO latencies if some high priority samples were gathered */
1603 if (ts->clat_high_prio_stat[ddir].samples > 0) {
56440e63 1604 const char *high, *low;
b2a432bf 1605
56440e63 1606 if (ts->lat_percentiles) {
efd78265 1607 high = "lat_high_prio";
56440e63
VF		 1608 low = "lat_low_prio";
1609 } else {
efd78265 1610 high = "clat_high_prio";
56440e63 1611 low = "clat_low_prio";
b2a432bf 1612 }
b2a432bf 1613
56440e63
VF		 1614 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles | ts->lat_percentiles,
1615 &ts->clat_high_prio_stat[ddir], ts->io_u_plat_high_prio[ddir]);
1616 json_object_add_value_object(dir_object, high, tmp_object);
b2b3eefe 1617
56440e63 1618 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles | ts->lat_percentiles,
efd78265 1619 &ts->clat_low_prio_stat[ddir], ts->io_u_plat_low_prio[ddir]);
56440e63 1620 json_object_add_value_object(dir_object, low, tmp_object);
cc372b17 1621 }
24cab44e 1622
b9e1b491 1623 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
5c0abd5e 1624 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
cc372b17
SL		 1625 } else {
1626 min = max = 0;
1627 p_of_agg = mean = dev = 0.0;
1628 }
56440e63 1629
cc372b17
SL		 1630 json_object_add_value_int(dir_object, "bw_min", min);
1631 json_object_add_value_int(dir_object, "bw_max", max);
a806bf2e 1632 json_object_add_value_float(dir_object, "bw_agg", p_of_agg);
cc372b17
SL		 1633 json_object_add_value_float(dir_object, "bw_mean", mean);
1634 json_object_add_value_float(dir_object, "bw_dev", dev);
54c05828
AH		 1635 json_object_add_value_int(dir_object, "bw_samples",
1636 (&ts->bw_stat[ddir])->samples);
188b6016
AH		 1637
1638 if (!calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
1639 min = max = 0;
1640 mean = dev = 0.0;
1641 }
1642 json_object_add_value_int(dir_object, "iops_min", min);
1643 json_object_add_value_int(dir_object, "iops_max", max);
1644 json_object_add_value_float(dir_object, "iops_mean", mean);
1645 json_object_add_value_float(dir_object, "iops_stddev", dev);
54c05828
AH		 1646 json_object_add_value_int(dir_object, "iops_samples",
1647 (&ts->iops_stat[ddir])->samples);
96563db9
JA		 1648
1649 if (ts->cachehit + ts->cachemiss) {
1650 uint64_t total;
1651 double hit;
1652
1653 total = ts->cachehit + ts->cachemiss;
1654 hit = (double) ts->cachehit / (double) total;
1655 hit *= 100.0;
1656 json_object_add_value_float(dir_object, "cachehit", hit);
1657 }
cc372b17
SL		 1658}
1659
5cb8a8cd
BP		 1660static void add_mixed_ddir_status_json(struct thread_stat *ts,
1661 struct group_run_stats *rs, struct json_object *parent)
1662{
1663 struct thread_stat *ts_lcl;
5cb8a8cd 1664
6dc75062
JA		 1665 /*
1666 * Handle aggregation of Reads (ddir = 0), Writes (ddir = 1), and
1667 * Trims (ddir = 2)
1668 */
5cb8a8cd
BP		 1669 ts_lcl = malloc(sizeof(struct thread_stat));
1670 memset((void *)ts_lcl, 0, sizeof(struct thread_stat));
6dc75062
JA		 1671 /* calculate mixed stats */
1672 ts_lcl->unified_rw_rep = UNIFIED_MIXED;
6619fc32 1673 init_thread_stat_min_vals(ts_lcl);
5cb8a8cd
BP		 1674 ts_lcl->lat_percentiles = ts->lat_percentiles;
1675 ts_lcl->clat_percentiles = ts->clat_percentiles;
1676 ts_lcl->slat_percentiles = ts->slat_percentiles;
6dc75062 1677 ts_lcl->percentile_precision = ts->percentile_precision;
5cb8a8cd
BP		 1678 memcpy(ts_lcl->percentile_list, ts->percentile_list, sizeof(ts->percentile_list));
1679
016869be 1680 sum_thread_stats(ts_lcl, ts);
5cb8a8cd
BP		 1681
1682 /* add the aggregated stats to json parent */
1683 add_ddir_status_json(ts_lcl, rs, DDIR_READ, parent);
1684 free(ts_lcl);
1685}
1686
bef2112b
AH		 1687static void show_thread_status_terse_all(struct thread_stat *ts,
1688 struct group_run_stats *rs, int ver,
1689 struct buf_output *out)
4d658652
JA		 1690{
1691 double io_u_dist[FIO_IO_U_MAP_NR];
1692 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1693 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1694 double usr_cpu, sys_cpu;
1695 int i;
1696
1697 /* General Info */
bef2112b
AH		 1698 if (ver == 2)
1699 log_buf(out, "2;%s;%d;%d", ts->name, ts->groupid, ts->error);
1700 else
1701 log_buf(out, "%d;%s;%s;%d;%d", ver, fio_version_string,
1702 ts->name, ts->groupid, ts->error);
c6ae0a5b 1703
5cb8a8cd 1704 /* Log Read Status, or mixed if unified_rw_rep = 1 */
a2c95580 1705 show_ddir_status_terse(ts, rs, DDIR_READ, ver, out);
5cb8a8cd
BP		 1706 if (ts->unified_rw_rep != UNIFIED_MIXED) {
1707 /* Log Write Status */
1708 show_ddir_status_terse(ts, rs, DDIR_WRITE, ver, out);
1709 /* Log Trim Status */
1710 if (ver == 2 || ver == 4 || ver == 5)
1711 show_ddir_status_terse(ts, rs, DDIR_TRIM, ver, out);
1712 }
1713 if (ts->unified_rw_rep == UNIFIED_BOTH)
1714 show_mixed_ddir_status_terse(ts, rs, ver, out);
562c2d2f 1715 /* CPU Usage */
756867bd
JA		 1716 if (ts->total_run_time) {
1717 double runt = (double) ts->total_run_time;
c6ae0a5b 1718
756867bd
JA		 1719 usr_cpu = (double) ts->usr_time * 100 / runt;
1720 sys_cpu = (double) ts->sys_time * 100 / runt;
c6ae0a5b
JA		 1721 } else {
1722 usr_cpu = 0;
1723 sys_cpu = 0;
1724 }
1725
a666cab8 1726 log_buf(out, ";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
4e0a8fa2
JA		 1727 (unsigned long long) ts->ctx,
1728 (unsigned long long) ts->majf,
1729 (unsigned long long) ts->minf);
2270890c 1730
562c2d2f 1731 /* Calc % distribution of IO depths, usecond, msecond latency */
d79db122 1732 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
247823cc 1733 stat_calc_lat_nu(ts, io_u_lat_u);
04a0feae 1734 stat_calc_lat_m(ts, io_u_lat_m);
2270890c 1735
562c2d2f 1736 /* Only show fixed 7 I/O depth levels*/
a666cab8 1737 log_buf(out, ";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
5ec10eaa
JA		 1738 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
1739 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
2270890c 1740
562c2d2f 1741 /* Microsecond latency */
04a0feae 1742 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
a666cab8 1743 log_buf(out, ";%3.2f%%", io_u_lat_u[i]);
562c2d2f 1744 /* Millisecond latency */
04a0feae 1745 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
a666cab8 1746 log_buf(out, ";%3.2f%%", io_u_lat_m[i]);
f2f788dd
JA		 1747
1748 /* disk util stats, if any */
24a97130 1749 if (ver >= 3 && is_running_backend())
bef2112b 1750 show_disk_util(1, NULL, out);
f2f788dd 1751
562c2d2f 1752 /* Additional output if continue_on_error set - default off*/
f2bba182 1753 if (ts->continue_on_error)
a666cab8 1754 log_buf(out, ";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
2270890c 1755
562c2d2f 1756 /* Additional output if description is set */
d5495f0b
VF		 1757 if (strlen(ts->description)) {
1758 if (ver == 2)
1759 log_buf(out, "\n");
a666cab8 1760 log_buf(out, ";%s", ts->description);
d5495f0b 1761 }
946e4276 1762
a666cab8 1763 log_buf(out, "\n");
756867bd
JA		 1764}
1765
a89ba4b1 1766static void json_add_job_opts(struct json_object *root, const char *name,
0cf542af 1767 struct flist_head *opt_list)
66e19a38
JA		 1768{
1769 struct json_object *dir_object;
1770 struct flist_head *entry;
1771 struct print_option *p;
1772
1773 if (flist_empty(opt_list))
1774 return;
1775
1776 dir_object = json_create_object();
1777 json_object_add_value_object(root, name, dir_object);
1778
1779 flist_for_each(entry, opt_list) {
66e19a38 1780 p = flist_entry(entry, struct print_option, list);
c42b48fe 1781 json_object_add_value_string(dir_object, p->name, p->value);
66e19a38
JA		 1782 }
1783}
1784
cc372b17 1785static struct json_object *show_thread_status_json(struct thread_stat *ts,
66e19a38
JA		 1786 struct group_run_stats *rs,
1787 struct flist_head *opt_list)
cc372b17
SL		 1788{
1789 struct json_object *root, *tmp;
b01af66b 1790 struct jobs_eta *je;
cc372b17 1791 double io_u_dist[FIO_IO_U_MAP_NR];
d6bb626e 1792 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
cc372b17
SL		 1793 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1794 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1795 double usr_cpu, sys_cpu;
1796 int i;
b01af66b
CJ		 1797 size_t size;
1798
cc372b17
SL		 1799 root = json_create_object();
1800 json_object_add_value_string(root, "jobname", ts->name);
1801 json_object_add_value_int(root, "groupid", ts->groupid);
1802 json_object_add_value_int(root, "error", ts->error);
1803
b01af66b 1804 /* ETA Info */
c5103619 1805 je = get_jobs_eta(true, &size);
2de615ad
JA		 1806 if (je) {
1807 json_object_add_value_int(root, "eta", je->eta_sec);
1808 json_object_add_value_int(root, "elapsed", je->elapsed_sec);
1809 }
b01af66b 1810
66e19a38 1811 if (opt_list)
0cf542af 1812 json_add_job_opts(root, "job options", opt_list);
66e19a38 1813
cc372b17
SL		 1814 add_ddir_status_json(ts, rs, DDIR_READ, root);
1815 add_ddir_status_json(ts, rs, DDIR_WRITE, root);
f3afa57e 1816 add_ddir_status_json(ts, rs, DDIR_TRIM, root);
b2b3eefe 1817 add_ddir_status_json(ts, rs, DDIR_SYNC, root);
cc372b17 1818
5cb8a8cd
BP		 1819 if (ts->unified_rw_rep == UNIFIED_BOTH)
1820 add_mixed_ddir_status_json(ts, rs, root);
1821
cc372b17
SL		 1822 /* CPU Usage */
1823 if (ts->total_run_time) {
1824 double runt = (double) ts->total_run_time;
1825
1826 usr_cpu = (double) ts->usr_time * 100 / runt;
1827 sys_cpu = (double) ts->sys_time * 100 / runt;
1828 } else {
1829 usr_cpu = 0;
1830 sys_cpu = 0;
1831 }
bcbb4c6c 1832 json_object_add_value_int(root, "job_runtime", ts->total_run_time);
cc372b17
SL		 1833 json_object_add_value_float(root, "usr_cpu", usr_cpu);
1834 json_object_add_value_float(root, "sys_cpu", sys_cpu);
1835 json_object_add_value_int(root, "ctx", ts->ctx);
1836 json_object_add_value_int(root, "majf", ts->majf);
1837 json_object_add_value_int(root, "minf", ts->minf);
1838
ec3e3648 1839 /* Calc % distribution of IO depths */
d79db122 1840 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
cc372b17
SL		 1841 tmp = json_create_object();
1842 json_object_add_value_object(root, "iodepth_level", tmp);
1843 /* Only show fixed 7 I/O depth levels*/
1844 for (i = 0; i < 7; i++) {
1845 char name[20];
1846 if (i < 6)
98ffb8f3 1847 snprintf(name, 20, "%d", 1 << i);
cc372b17 1848 else
98ffb8f3 1849 snprintf(name, 20, ">=%d", 1 << i);
cc372b17
SL		 1850 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1851 }
1852
ec3e3648
VF		 1853 /* Calc % distribution of submit IO depths */
1854 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
1855 tmp = json_create_object();
1856 json_object_add_value_object(root, "iodepth_submit", tmp);
1857 /* Only show fixed 7 I/O depth levels*/
1858 for (i = 0; i < 7; i++) {
1859 char name[20];
1860 if (i == 0)
1861 snprintf(name, 20, "0");
1862 else if (i < 6)
1863 snprintf(name, 20, "%d", 1 << (i+1));
1864 else
1865 snprintf(name, 20, ">=%d", 1 << i);
1866 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1867 }
1868
1869 /* Calc % distribution of completion IO depths */
1870 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
1871 tmp = json_create_object();
1872 json_object_add_value_object(root, "iodepth_complete", tmp);
1873 /* Only show fixed 7 I/O depth levels*/
1874 for (i = 0; i < 7; i++) {
1875 char name[20];
1876 if (i == 0)
1877 snprintf(name, 20, "0");
1878 else if (i < 6)
1879 snprintf(name, 20, "%d", 1 << (i+1));
1880 else
1881 snprintf(name, 20, ">=%d", 1 << i);
1882 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1883 }
1884
1885 /* Calc % distribution of nsecond, usecond, msecond latency */
1886 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
1887 stat_calc_lat_n(ts, io_u_lat_n);
1888 stat_calc_lat_u(ts, io_u_lat_u);
1889 stat_calc_lat_m(ts, io_u_lat_m);
1890
d6bb626e 1891 /* Nanosecond latency */
cc372b17 1892 tmp = json_create_object();
d6bb626e
VF		 1893 json_object_add_value_object(root, "latency_ns", tmp);
1894 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) {
1895 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1896 "250", "500", "750", "1000", };
1897 json_object_add_value_float(tmp, ranges[i], io_u_lat_n[i]);
1898 }
cc372b17 1899 /* Microsecond latency */
d6bb626e
VF		 1900 tmp = json_create_object();
1901 json_object_add_value_object(root, "latency_us", tmp);
cc372b17
SL		 1902 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) {
1903 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1904 "250", "500", "750", "1000", };
1905 json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]);
1906 }
1907 /* Millisecond latency */
1908 tmp = json_create_object();
1909 json_object_add_value_object(root, "latency_ms", tmp);
1910 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) {
1911 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1912 "250", "500", "750", "1000", "2000",
1913 ">=2000", };
1914 json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]);
1915 }
1916
1917 /* Additional output if continue_on_error set - default off*/
1918 if (ts->continue_on_error) {
1919 json_object_add_value_int(root, "total_err", ts->total_err_count);
952b05e0 1920 json_object_add_value_int(root, "first_error", ts->first_error);
cc372b17
SL		 1921 }
1922
3e260a46
JA		 1923 if (ts->latency_depth) {
1924 json_object_add_value_int(root, "latency_depth", ts->latency_depth);
1925 json_object_add_value_int(root, "latency_target", ts->latency_target);
1926 json_object_add_value_float(root, "latency_percentile", ts->latency_percentile.u.f);
1927 json_object_add_value_int(root, "latency_window", ts->latency_window);
1928 }
1929
cc372b17
SL		 1930 /* Additional output if description is set */
1931 if (strlen(ts->description))
1932 json_object_add_value_string(root, "desc", ts->description);
1933
66347cfa
DE		 1934 if (ts->nr_block_infos) {
1935 /* Block error histogram and types */
1936 int len;
1937 unsigned int *percentiles = NULL;
1938 unsigned int block_state_counts[BLOCK_STATE_COUNT];
1939
1940 len = calc_block_percentiles(ts->nr_block_infos, ts->block_infos,
1941 ts->percentile_list,
1942 &percentiles, block_state_counts);
1943
1944 if (len) {
1945 struct json_object *block, *percentile_object, *states;
8a68c41c 1946 int state;
66347cfa
DE		 1947 block = json_create_object();
1948 json_object_add_value_object(root, "block", block);
1949
1950 percentile_object = json_create_object();
1951 json_object_add_value_object(block, "percentiles",
1952 percentile_object);
1953 for (i = 0; i < len; i++) {
1954 char buf[20];
1955 snprintf(buf, sizeof(buf), "%f",
1956 ts->percentile_list[i].u.f);
1957 json_object_add_value_int(percentile_object,
c0a6be6c 1958 buf,
66347cfa
DE		 1959 percentiles[i]);
1960 }
1961
1962 states = json_create_object();
1963 json_object_add_value_object(block, "states", states);
1964 for (state = 0; state < BLOCK_STATE_COUNT; state++) {
1965 json_object_add_value_int(states,
1966 block_state_names[state],
1967 block_state_counts[state]);
1968 }
1969 free(percentiles);
1970 }
1971 }
1972
bb49c8bd 1973 if (ts->ss_dur) {
ba8fb6f6
VF		 1974 struct json_object *data;
1975 struct json_array *iops, *bw;
a43f4461 1976 int j, k, l;
6da94b07 1977 char ss_buf[64];
16e56d25 1978
6da94b07 1979 snprintf(ss_buf, sizeof(ss_buf), "%s%s:%f%s",
c8caba48
JA		 1980 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1981 ts->ss_state & FIO_SS_SLOPE ? "_slope" : "",
bb49c8bd 1982 (float) ts->ss_limit.u.f,
c8caba48 1983 ts->ss_state & FIO_SS_PCT ? "%" : "");
16e56d25
VF		 1984
1985 tmp = json_create_object();
1986 json_object_add_value_object(root, "steadystate", tmp);
6da94b07 1987 json_object_add_value_string(tmp, "ss", ss_buf);
bb49c8bd 1988 json_object_add_value_int(tmp, "duration", (int)ts->ss_dur);
c8caba48 1989 json_object_add_value_int(tmp, "attained", (ts->ss_state & FIO_SS_ATTAINED) > 0);
6da94b07 1990
bb49c8bd 1991 snprintf(ss_buf, sizeof(ss_buf), "%f%s", (float) ts->ss_criterion.u.f,
c8caba48 1992 ts->ss_state & FIO_SS_PCT ? "%" : "");
6da94b07 1993 json_object_add_value_string(tmp, "criterion", ss_buf);
bb49c8bd
VF		 1994 json_object_add_value_float(tmp, "max_deviation", ts->ss_deviation.u.f);
1995 json_object_add_value_float(tmp, "slope", ts->ss_slope.u.f);
ba8fb6f6
VF		 1996
1997 data = json_create_object();
1998 json_object_add_value_object(tmp, "data", data);
1999 bw = json_create_array();
2000 iops = json_create_array();
412c7d91
VF		 2001
2002 /*
2003 ** if ss was attained or the buffer is not full,
2004 ** ss->head points to the first element in the list.
2005 ** otherwise it actually points to the second element
2006 ** in the list
2007 */
c8caba48 2008 if ((ts->ss_state & FIO_SS_ATTAINED) || !(ts->ss_state & FIO_SS_BUFFER_FULL))
bb49c8bd 2009 j = ts->ss_head;
412c7d91 2010 else
bb49c8bd 2011 j = ts->ss_head == 0 ? ts->ss_dur - 1 : ts->ss_head - 1;
a43f4461
JA		 2012 for (l = 0; l < ts->ss_dur; l++) {
2013 k = (j + l) % ts->ss_dur;
bb49c8bd
VF		 2014 json_array_add_value_int(bw, ts->ss_bw_data[k]);
2015 json_array_add_value_int(iops, ts->ss_iops_data[k]);
16e56d25 2016 }
bb49c8bd
VF		 2017 json_object_add_value_int(data, "bw_mean", steadystate_bw_mean(ts));
2018 json_object_add_value_int(data, "iops_mean", steadystate_iops_mean(ts));
6da94b07
VF		 2019 json_object_add_value_array(data, "iops", iops);
2020 json_object_add_value_array(data, "bw", bw);
16e56d25
VF		 2021 }
2022
cc372b17
SL		 2023 return root;
2024}
2025
4d658652 2026static void show_thread_status_terse(struct thread_stat *ts,
a666cab8
JA		 2027 struct group_run_stats *rs,
2028 struct buf_output *out)
4d658652 2029{
a2c95580 2030 if (terse_version >= 2 && terse_version <= 5)
bef2112b 2031 show_thread_status_terse_all(ts, rs, terse_version, out);
4d658652
JA		 2032 else
2033 log_err("fio: bad terse version!? %d\n", terse_version);
2034}
2035
952b05e0 2036struct json_object *show_thread_status(struct thread_stat *ts,
a666cab8 2037 struct group_run_stats *rs,
0279b880 2038 struct flist_head *opt_list,
a666cab8 2039 struct buf_output *out)
952b05e0 2040{
129fb2d4
JA		 2041 struct json_object *ret = NULL;
2042
2043 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 2044 show_thread_status_terse(ts, rs, out);
129fb2d4 2045 if (output_format & FIO_OUTPUT_JSON)
0279b880 2046 ret = show_thread_status_json(ts, rs, opt_list);
129fb2d4 2047 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2048 show_thread_status_normal(ts, rs, out);
129fb2d4
JA		 2049
2050 return ret;
952b05e0
CF		 2051}
2052
70750d6a 2053static void __sum_stat(struct io_stat *dst, struct io_stat *src, bool first)
756867bd
JA		 2054{
2055 double mean, S;
2056
2057 dst->min_val = min(dst->min_val, src->min_val);
2058 dst->max_val = max(dst->max_val, src->max_val);
756867bd
JA		 2059
2060 /*
cdcac5cf
YH		 2061 * Compute new mean and S after the merge
2062 * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
2063 * #Parallel_algorithm>
756867bd 2064 */
fd595830 2065 if (first) {
802ad4a8
JA		 2066 mean = src->mean.u.f;
2067 S = src->S.u.f;
756867bd 2068 } else {
802ad4a8 2069 double delta = src->mean.u.f - dst->mean.u.f;
cdcac5cf 2070
802ad4a8
JA		 2071 mean = ((src->mean.u.f * src->samples) +
2072 (dst->mean.u.f * dst->samples)) /
cdcac5cf
YH		 2073 (dst->samples + src->samples);
2074
802ad4a8 2075 S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) *
cdcac5cf
YH		 2076 (dst->samples * src->samples) /
2077 (dst->samples + src->samples);
756867bd
JA		 2078 }
2079
cdcac5cf 2080 dst->samples += src->samples;
802ad4a8
JA		 2081 dst->mean.u.f = mean;
2082 dst->S.u.f = S;
70750d6a
JA		 2083
2084}
2085
2086/*
2087 * We sum two kinds of stats - one that is time based, in which case we
2088 * apply the proper summing technique, and then one that is iops/bw
2089 * numbers. For group_reporting, we should just add those up, not make
2090 * them the mean of everything.
2091 */
016869be 2092static void sum_stat(struct io_stat *dst, struct io_stat *src, bool pure_sum)
70750d6a 2093{
016869be
NC		 2094 bool first = dst->samples == 0;
2095
70750d6a
JA		 2096 if (src->samples == 0)
2097 return;
2098
2099 if (!pure_sum) {
2100 __sum_stat(dst, src, first);
2101 return;
2102 }
2103
68afa5b5
JA		 2104 if (first) {
2105 dst->min_val = src->min_val;
2106 dst->max_val = src->max_val;
2107 dst->samples = src->samples;
2108 dst->mean.u.f = src->mean.u.f;
2109 dst->S.u.f = src->S.u.f;
2110 } else {
2111 dst->min_val += src->min_val;
2112 dst->max_val += src->max_val;
2113 dst->samples += src->samples;
2114 dst->mean.u.f += src->mean.u.f;
2115 dst->S.u.f += src->S.u.f;
2116 }
756867bd
JA		 2117}
2118
37f0c1ae
JA		 2119void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src)
2120{
2121 int i;
2122
6eaf09d6 2123 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
37f0c1ae
JA		 2124 if (dst->max_run[i] < src->max_run[i])
2125 dst->max_run[i] = src->max_run[i];
2126 if (dst->min_run[i] && dst->min_run[i] > src->min_run[i])
2127 dst->min_run[i] = src->min_run[i];
2128 if (dst->max_bw[i] < src->max_bw[i])
2129 dst->max_bw[i] = src->max_bw[i];
2130 if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i])
2131 dst->min_bw[i] = src->min_bw[i];
2132
af7f87cb 2133 dst->iobytes[i] += src->iobytes[i];
37f0c1ae
JA		 2134 dst->agg[i] += src->agg[i];
2135 }
2136
dbae1bd6
JA		 2137 if (!dst->kb_base)
2138 dst->kb_base = src->kb_base;
2139 if (!dst->unit_base)
2140 dst->unit_base = src->unit_base;
18aa1998
JF		 2141 if (!dst->sig_figs)
2142 dst->sig_figs = src->sig_figs;
37f0c1ae
JA		 2143}
2144
016869be 2145void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src)
5b9babb7 2146{
df8781b6 2147 int k, l, m;
5b9babb7 2148
6eaf09d6 2149 for (l = 0; l < DDIR_RWDIR_CNT; l++) {
6dc75062 2150 if (dst->unified_rw_rep != UNIFIED_MIXED) {
016869be
NC		 2151 sum_stat(&dst->clat_stat[l], &src->clat_stat[l], false);
2152 sum_stat(&dst->clat_high_prio_stat[l], &src->clat_high_prio_stat[l], false);
2153 sum_stat(&dst->clat_low_prio_stat[l], &src->clat_low_prio_stat[l], false);
2154 sum_stat(&dst->slat_stat[l], &src->slat_stat[l], false);
2155 sum_stat(&dst->lat_stat[l], &src->lat_stat[l], false);
2156 sum_stat(&dst->bw_stat[l], &src->bw_stat[l], true);
2157 sum_stat(&dst->iops_stat[l], &src->iops_stat[l], true);
771e58be
JA		 2158
2159 dst->io_bytes[l] += src->io_bytes[l];
2160
2161 if (dst->runtime[l] < src->runtime[l])
2162 dst->runtime[l] = src->runtime[l];
2163 } else {
016869be
NC		 2164 sum_stat(&dst->clat_stat[0], &src->clat_stat[l], false);
2165 sum_stat(&dst->clat_high_prio_stat[0], &src->clat_high_prio_stat[l], false);
2166 sum_stat(&dst->clat_low_prio_stat[0], &src->clat_low_prio_stat[l], false);
2167 sum_stat(&dst->slat_stat[0], &src->slat_stat[l], false);
2168 sum_stat(&dst->lat_stat[0], &src->lat_stat[l], false);
2169 sum_stat(&dst->bw_stat[0], &src->bw_stat[l], true);
2170 sum_stat(&dst->iops_stat[0], &src->iops_stat[l], true);
771e58be
JA		 2171
2172 dst->io_bytes[0] += src->io_bytes[l];
2173
2174 if (dst->runtime[0] < src->runtime[l])
2175 dst->runtime[0] = src->runtime[l];
2176 }
5b9babb7
JA		 2177 }
2178
016869be 2179 sum_stat(&dst->sync_stat, &src->sync_stat, false);
5b9babb7
JA		 2180 dst->usr_time += src->usr_time;
2181 dst->sys_time += src->sys_time;
2182 dst->ctx += src->ctx;
2183 dst->majf += src->majf;
2184 dst->minf += src->minf;
2185
b2b3eefe 2186 for (k = 0; k < FIO_IO_U_MAP_NR; k++) {
5b9babb7 2187 dst->io_u_map[k] += src->io_u_map[k];
5b9babb7 2188 dst->io_u_submit[k] += src->io_u_submit[k];
5b9babb7 2189 dst->io_u_complete[k] += src->io_u_complete[k];
b2b3eefe 2190 }
bf14b39e
VF		 2191
2192 for (k = 0; k < FIO_IO_U_LAT_N_NR; k++)
d6bb626e 2193 dst->io_u_lat_n[k] += src->io_u_lat_n[k];
bf14b39e 2194 for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
5b9babb7 2195 dst->io_u_lat_u[k] += src->io_u_lat_u[k];
bf14b39e 2196 for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
5b9babb7 2197 dst->io_u_lat_m[k] += src->io_u_lat_m[k];
bf14b39e 2198
6eaf09d6 2199 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
6dc75062 2200 if (dst->unified_rw_rep != UNIFIED_MIXED) {
771e58be
JA		 2201 dst->total_io_u[k] += src->total_io_u[k];
2202 dst->short_io_u[k] += src->short_io_u[k];
3bcb9d94 2203 dst->drop_io_u[k] += src->drop_io_u[k];
771e58be
JA		 2204 } else {
2205 dst->total_io_u[0] += src->total_io_u[k];
2206 dst->short_io_u[0] += src->short_io_u[k];
3bcb9d94 2207 dst->drop_io_u[0] += src->drop_io_u[k];
771e58be 2208 }
5b9babb7
JA		 2209 }
2210
7f3ecee2
JA		 2211 dst->total_io_u[DDIR_SYNC] += src->total_io_u[DDIR_SYNC];
2212
df8781b6
VF		 2213 for (k = 0; k < FIO_LAT_CNT; k++)
2214 for (l = 0; l < DDIR_RWDIR_CNT; l++)
2215 for (m = 0; m < FIO_IO_U_PLAT_NR; m++)
6dc75062 2216 if (dst->unified_rw_rep != UNIFIED_MIXED)
df8781b6
VF		 2217 dst->io_u_plat[k][l][m] += src->io_u_plat[k][l][m];
2218 else
2219 dst->io_u_plat[k][0][m] += src->io_u_plat[k][l][m];
771e58be 2220
df8781b6
VF		 2221 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
2222 dst->io_u_sync_plat[k] += src->io_u_sync_plat[k];
2223
2224 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
771e58be 2225 for (m = 0; m < FIO_IO_U_PLAT_NR; m++) {
6dc75062 2226 if (dst->unified_rw_rep != UNIFIED_MIXED) {
b2a432bf 2227 dst->io_u_plat_high_prio[k][m] += src->io_u_plat_high_prio[k][m];
efd78265 2228 dst->io_u_plat_low_prio[k][m] += src->io_u_plat_low_prio[k][m];
b2a432bf 2229 } else {
b2a432bf 2230 dst->io_u_plat_high_prio[0][m] += src->io_u_plat_high_prio[k][m];
efd78265 2231 dst->io_u_plat_low_prio[0][m] += src->io_u_plat_low_prio[k][m];
b2a432bf
PC		 2232 }
2233
771e58be 2234 }
5b9babb7
JA		 2235 }
2236
2237 dst->total_run_time += src->total_run_time;
2238 dst->total_submit += src->total_submit;
2239 dst->total_complete += src->total_complete;
fd5d733f 2240 dst->nr_zone_resets += src->nr_zone_resets;
96563db9
JA		 2241 dst->cachehit += src->cachehit;
2242 dst->cachemiss += src->cachemiss;
5b9babb7
JA		 2243}
2244
37f0c1ae
JA		 2245void init_group_run_stat(struct group_run_stats *gs)
2246{
6eaf09d6 2247 int i;
37f0c1ae 2248 memset(gs, 0, sizeof(*gs));
6eaf09d6
SL		 2249
2250 for (i = 0; i < DDIR_RWDIR_CNT; i++)
2251 gs->min_bw[i] = gs->min_run[i] = ~0UL;
37f0c1ae
JA		 2252}
2253
6619fc32 2254void init_thread_stat_min_vals(struct thread_stat *ts)
37f0c1ae 2255{
6619fc32
NC		 2256 int i;
2257
2258 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
2259 ts->clat_stat[i].min_val = ULONG_MAX;
2260 ts->slat_stat[i].min_val = ULONG_MAX;
2261 ts->lat_stat[i].min_val = ULONG_MAX;
2262 ts->bw_stat[i].min_val = ULONG_MAX;
2263 ts->iops_stat[i].min_val = ULONG_MAX;
2264 ts->clat_high_prio_stat[i].min_val = ULONG_MAX;
2265 ts->clat_low_prio_stat[i].min_val = ULONG_MAX;
2266 }
2267 ts->sync_stat.min_val = ULONG_MAX;
2268}
37f0c1ae 2269
6619fc32
NC		 2270void init_thread_stat(struct thread_stat *ts)
2271{
37f0c1ae
JA		 2272 memset(ts, 0, sizeof(*ts));
2273
6619fc32 2274 init_thread_stat_min_vals(ts);
37f0c1ae
JA		 2275 ts->groupid = -1;
2276}
2277
83f7b64e 2278void __show_run_stats(void)
3c39a379
JA		 2279{
2280 struct group_run_stats *runstats, *rs;
2281 struct thread_data *td;
756867bd 2282 struct thread_stat *threadstats, *ts;
4da24b69 2283 int i, j, k, nr_ts, last_ts, idx;
8985b491
JA		 2284 bool kb_base_warned = false;
2285 bool unit_base_warned = false;
cc372b17
SL		 2286 struct json_object *root = NULL;
2287 struct json_array *array = NULL;
a666cab8 2288 struct buf_output output[FIO_OUTPUT_NR];
66e19a38 2289 struct flist_head **opt_lists;
a666cab8 2290
3c39a379
JA		 2291 runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
2292
37f0c1ae
JA		 2293 for (i = 0; i < groupid + 1; i++)
2294 init_group_run_stat(&runstats[i]);
3c39a379 2295
756867bd
JA		 2296 /*
2297 * find out how many threads stats we need. if group reporting isn't
2298 * enabled, it's one-per-td.
2299 */
2300 nr_ts = 0;
2301 last_ts = -1;
2302 for_each_td(td, i) {
2dc1bbeb 2303 if (!td->o.group_reporting) {
756867bd
JA		 2304 nr_ts++;
2305 continue;
2306 }
2307 if (last_ts == td->groupid)
2308 continue;
8243be59
JA		 2309 if (!td->o.stats)
2310 continue;
756867bd
JA		 2311
2312 last_ts = td->groupid;
2313 nr_ts++;
2314 }
2315
2316 threadstats = malloc(nr_ts * sizeof(struct thread_stat));
66e19a38 2317 opt_lists = malloc(nr_ts * sizeof(struct flist_head *));
756867bd 2318
66e19a38 2319 for (i = 0; i < nr_ts; i++) {
37f0c1ae 2320 init_thread_stat(&threadstats[i]);
66e19a38
JA		 2321 opt_lists[i] = NULL;
2322 }
756867bd
JA		 2323
2324 j = 0;
2325 last_ts = -1;
197574e4 2326 idx = 0;
34572e28 2327 for_each_td(td, i) {
8243be59
JA		 2328 if (!td->o.stats)
2329 continue;
2dc1bbeb
JA		 2330 if (idx && (!td->o.group_reporting ||
2331 (td->o.group_reporting && last_ts != td->groupid))) {
7abd0e3a
JA		 2332 idx = 0;
2333 j++;
2334 }
2335
2336 last_ts = td->groupid;
2337
756867bd
JA		 2338 ts = &threadstats[j];
2339
83349190 2340 ts->clat_percentiles = td->o.clat_percentiles;
b599759b 2341 ts->lat_percentiles = td->o.lat_percentiles;
56440e63 2342 ts->slat_percentiles = td->o.slat_percentiles;
435d195a 2343 ts->percentile_precision = td->o.percentile_precision;
fd112d34 2344 memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
66e19a38 2345 opt_lists[j] = &td->opt_list;
83349190 2346
197574e4 2347 idx++;
6586ee89 2348 ts->members++;
756867bd 2349
7abd0e3a 2350 if (ts->groupid == -1) {
2dc84ba7
JA		 2351 /*
2352 * These are per-group shared already
2353 */
36833fb0 2354 snprintf(ts->name, sizeof(ts->name), "%s", td->o.name);
a64e88da 2355 if (td->o.description)
36833fb0
BVA		 2356 snprintf(ts->description,
2357 sizeof(ts->description), "%s",
2358 td->o.description);
a64e88da 2359 else
4e59d0f3 2360 memset(ts->description, 0, FIO_JOBDESC_SIZE);
a64e88da 2361
2f122b13
JA		 2362 /*
2363 * If multiple entries in this group, this is
2364 * the first member.
2365 */
2366 ts->thread_number = td->thread_number;
756867bd 2367 ts->groupid = td->groupid;
2dc84ba7
JA		 2368
2369 /*
2370 * first pid in group, not very useful...
2371 */
756867bd 2372 ts->pid = td->pid;
90fef2d1
JA		 2373
2374 ts->kb_base = td->o.kb_base;
ad705bcb 2375 ts->unit_base = td->o.unit_base;
e883cb35 2376 ts->sig_figs = td->o.sig_figs;
771e58be 2377 ts->unified_rw_rep = td->o.unified_rw_rep;
90fef2d1
JA		 2378 } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
2379 log_info("fio: kb_base differs for jobs in group, using"
2380 " %u as the base\n", ts->kb_base);
8985b491 2381 kb_base_warned = true;
ad705bcb
SN		 2382 } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) {
2383 log_info("fio: unit_base differs for jobs in group, using"
2384 " %u as the base\n", ts->unit_base);
8985b491 2385 unit_base_warned = true;
2dc84ba7
JA		 2386 }
2387
f2bba182
RR		 2388 ts->continue_on_error = td->o.continue_on_error;
2389 ts->total_err_count += td->total_err_count;
2390 ts->first_error = td->first_error;
2391 if (!ts->error) {
2392 if (!td->error && td->o.continue_on_error &&
2393 td->first_error) {
2394 ts->error = td->first_error;
36833fb0
BVA		 2395 snprintf(ts->verror, sizeof(ts->verror), "%s",
2396 td->verror);
f2bba182
RR		 2397 } else if (td->error) {
2398 ts->error = td->error;
36833fb0
BVA		 2399 snprintf(ts->verror, sizeof(ts->verror), "%s",
2400 td->verror);
f2bba182 2401 }
756867bd
JA		 2402 }
2403
3e260a46
JA		 2404 ts->latency_depth = td->latency_qd;
2405 ts->latency_target = td->o.latency_target;
2406 ts->latency_percentile = td->o.latency_percentile;
2407 ts->latency_window = td->o.latency_window;
2408
0e4dd95c 2409 ts->nr_block_infos = td->ts.nr_block_infos;
4da24b69
JA		 2410 for (k = 0; k < ts->nr_block_infos; k++)
2411 ts->block_infos[k] = td->ts.block_infos[k];
0e4dd95c 2412
016869be 2413 sum_thread_stats(ts, &td->ts);
16e56d25 2414
bb49c8bd
VF		 2415 if (td->o.ss_dur) {
2416 ts->ss_state = td->ss.state;
2417 ts->ss_dur = td->ss.dur;
2418 ts->ss_head = td->ss.head;
bb49c8bd
VF		 2419 ts->ss_bw_data = td->ss.bw_data;
2420 ts->ss_iops_data = td->ss.iops_data;
2421 ts->ss_limit.u.f = td->ss.limit;
2422 ts->ss_slope.u.f = td->ss.slope;
2423 ts->ss_deviation.u.f = td->ss.deviation;
2424 ts->ss_criterion.u.f = td->ss.criterion;
2425 }
16e56d25 2426 else
bb49c8bd 2427 ts->ss_dur = ts->ss_state = 0;
756867bd
JA		 2428 }
2429
2430 for (i = 0; i < nr_ts; i++) {
94370ac4 2431 unsigned long long bw;
3c39a379 2432
756867bd 2433 ts = &threadstats[i];
dedb88eb
JA		 2434 if (ts->groupid == -1)
2435 continue;
756867bd 2436 rs = &runstats[ts->groupid];
90fef2d1 2437 rs->kb_base = ts->kb_base;
ad705bcb 2438 rs->unit_base = ts->unit_base;
e883cb35 2439 rs->sig_figs = ts->sig_figs;
5cb8a8cd 2440 rs->unified_rw_rep |= ts->unified_rw_rep;
3c39a379 2441
6eaf09d6 2442 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
94370ac4
JA		 2443 if (!ts->runtime[j])
2444 continue;
2445 if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j])
2446 rs->min_run[j] = ts->runtime[j];
2447 if (ts->runtime[j] > rs->max_run[j])
2448 rs->max_run[j] = ts->runtime[j];
2449
2450 bw = 0;
af7f87cb
RE		 2451 if (ts->runtime[j])
2452 bw = ts->io_bytes[j] * 1000 / ts->runtime[j];
94370ac4
JA		 2453 if (bw < rs->min_bw[j])
2454 rs->min_bw[j] = bw;
2455 if (bw > rs->max_bw[j])
2456 rs->max_bw[j] = bw;
2457
af7f87cb 2458 rs->iobytes[j] += ts->io_bytes[j];
94370ac4 2459 }
3c39a379
JA		 2460 }
2461
2462 for (i = 0; i < groupid + 1; i++) {
6eaf09d6
SL		 2463 int ddir;
2464
3c39a379
JA		 2465 rs = &runstats[i];
2466
6eaf09d6
SL		 2467 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2468 if (rs->max_run[ddir])
af7f87cb 2469 rs->agg[ddir] = (rs->iobytes[ddir] * 1000) /
6eaf09d6
SL		 2470 rs->max_run[ddir];
2471 }
3c39a379
JA		 2472 }
2473
a666cab8 2474 for (i = 0; i < FIO_OUTPUT_NR; i++)
e250c0a9 2475 buf_output_init(&output[i]);
a666cab8 2476
3c39a379
JA		 2477 /*
2478 * don't overwrite last signal output
2479 */
129fb2d4 2480 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2481 log_buf(&output[__FIO_OUTPUT_NORMAL], "\n");
129fb2d4 2482 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2483 struct thread_data *global;
35326842 2484 char time_buf[32];
aa7d2ef0
RH		 2485 struct timeval now;
2486 unsigned long long ms_since_epoch;
afd74e2a 2487 time_t tv_sec;
91e53870 2488
aa7d2ef0
RH		 2489 gettimeofday(&now, NULL);
2490 ms_since_epoch = (unsigned long long)(now.tv_sec) * 1000 +
2491 (unsigned long long)(now.tv_usec) / 1000;
2492
afd74e2a
BVA		 2493 tv_sec = now.tv_sec;
2494 os_ctime_r(&tv_sec, time_buf, sizeof(time_buf));
1d272416
JA		 2495 if (time_buf[strlen(time_buf) - 1] == '\n')
2496 time_buf[strlen(time_buf) - 1] = '\0';
91e53870 2497
cc372b17
SL		 2498 root = json_create_object();
2499 json_object_add_value_string(root, "fio version", fio_version_string);
aa7d2ef0
RH		 2500 json_object_add_value_int(root, "timestamp", now.tv_sec);
2501 json_object_add_value_int(root, "timestamp_ms", ms_since_epoch);
91e53870 2502 json_object_add_value_string(root, "time", time_buf);
66e19a38 2503 global = get_global_options();
0cf542af 2504 json_add_job_opts(root, "global options", &global->opt_list);
cc372b17
SL		 2505 array = json_create_array();
2506 json_object_add_value_array(root, "jobs", array);
2507 }
3c39a379 2508
0279b880
JA		 2509 if (is_backend)
2510 fio_server_send_job_options(&get_global_options()->opt_list, -1U);
2511
756867bd
JA		 2512 for (i = 0; i < nr_ts; i++) {
2513 ts = &threadstats[i];
2514 rs = &runstats[ts->groupid];
3c39a379 2515
0279b880
JA		 2516 if (is_backend) {
2517 fio_server_send_job_options(opt_lists[i], i);
a64e88da 2518 fio_server_send_ts(ts, rs);
0279b880 2519 } else {
129fb2d4 2520 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 2521 show_thread_status_terse(ts, rs, &output[__FIO_OUTPUT_TERSE]);
129fb2d4 2522 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2523 struct json_object *tmp = show_thread_status_json(ts, rs, opt_lists[i]);
129fb2d4
JA		 2524 json_array_add_value_object(array, tmp);
2525 }
2526 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2527 show_thread_status_normal(ts, rs, &output[__FIO_OUTPUT_NORMAL]);
129fb2d4 2528 }
3c39a379 2529 }
ab34ddd1 2530 if (!is_backend && (output_format & FIO_OUTPUT_JSON)) {
cc372b17 2531 /* disk util stats, if any */
a666cab8 2532 show_disk_util(1, root, &output[__FIO_OUTPUT_JSON]);
cc372b17 2533
a666cab8 2534 show_idle_prof_stats(FIO_OUTPUT_JSON, root, &output[__FIO_OUTPUT_JSON]);
f2a2ce0e 2535
a666cab8
JA		 2536 json_print_object(root, &output[__FIO_OUTPUT_JSON]);
2537 log_buf(&output[__FIO_OUTPUT_JSON], "\n");
cc372b17
SL		 2538 json_free_object(root);
2539 }
3c39a379 2540
72c27ff8
JA		 2541 for (i = 0; i < groupid + 1; i++) {
2542 rs = &runstats[i];
3c39a379 2543
72c27ff8 2544 rs->groupid = i;
d09a64a0 2545 if (is_backend)
72c27ff8 2546 fio_server_send_gs(rs);
129fb2d4 2547 else if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2548 show_group_stats(rs, &output[__FIO_OUTPUT_NORMAL]);
c6ae0a5b 2549 }
eecf272f 2550
72c27ff8
JA		 2551 if (is_backend)
2552 fio_server_send_du();
129fb2d4 2553 else if (output_format & FIO_OUTPUT_NORMAL) {
a666cab8
JA		 2554 show_disk_util(0, NULL, &output[__FIO_OUTPUT_NORMAL]);
2555 show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL, &output[__FIO_OUTPUT_NORMAL]);
60904003 2556 }
f2a2ce0e 2557
3d57c0e9 2558 for (i = 0; i < FIO_OUTPUT_NR; i++) {
3dc3aa41 2559 struct buf_output *out = &output[i];
8dd0eca3 2560
3dc3aa41 2561 log_info_buf(out->buf, out->buflen);
3dc3aa41 2562 buf_output_free(out);
3d57c0e9 2563 }
2b8c71b0 2564
7ceefc09
FS		 2565 fio_idle_prof_cleanup();
2566
fdd5f15f 2567 log_info_flush();
eecf272f 2568 free(runstats);
756867bd 2569 free(threadstats);
66e19a38 2570 free(opt_lists);
3c39a379
JA		 2571}
2572
966f8ef9 2573int __show_running_run_stats(void)
b852e7cf
JA		 2574{
2575 struct thread_data *td;
2576 unsigned long long *rt;
8b6a404c 2577 struct timespec ts;
b852e7cf
JA		 2578 int i;
2579
971caeb1 2580 fio_sem_down(stat_sem);
90811930 2581
b852e7cf 2582 rt = malloc(thread_number * sizeof(unsigned long long));
8b6a404c 2583 fio_gettime(&ts, NULL);
b852e7cf
JA		 2584
2585 for_each_td(td, i) {
c97f1ad6 2586 td->update_rusage = 1;
dde39f8c
AD		 2587 for_each_rw_ddir(ddir) {
2588 td->ts.io_bytes[ddir] = td->io_bytes[ddir];
2589 }
8b6a404c 2590 td->ts.total_run_time = mtime_since(&td->epoch, &ts);
6c041a88 2591
8b6a404c 2592 rt[i] = mtime_since(&td->start, &ts);
6c041a88 2593 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
2594 td->ts.runtime[DDIR_READ] += rt[i];
2595 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
2596 td->ts.runtime[DDIR_WRITE] += rt[i];
2597 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
2598 td->ts.runtime[DDIR_TRIM] += rt[i];
b852e7cf
JA		 2599 }
2600
c97f1ad6 2601 for_each_td(td, i) {
fda2cfac
JA		 2602 if (td->runstate >= TD_EXITED)
2603 continue;
c97f1ad6
JA		 2604 if (td->rusage_sem) {
2605 td->update_rusage = 1;
971caeb1 2606 fio_sem_down(td->rusage_sem);
c97f1ad6
JA		 2607 }
2608 td->update_rusage = 0;
2609 }
2610
cef9175e 2611 __show_run_stats();
b852e7cf
JA		 2612
2613 for_each_td(td, i) {
6c041a88 2614 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
b852e7cf 2615 td->ts.runtime[DDIR_READ] -= rt[i];
6c041a88 2616 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
b852e7cf 2617 td->ts.runtime[DDIR_WRITE] -= rt[i];
6c041a88 2618 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
6eaf09d6 2619 td->ts.runtime[DDIR_TRIM] -= rt[i];
b852e7cf
JA		 2620 }
2621
2622 free(rt);
971caeb1 2623 fio_sem_up(stat_sem);
966f8ef9
BVA		 2624
2625 return 0;
b852e7cf
JA		 2626}
2627
8985b491 2628static bool status_file_disabled;
06464907 2629
dac45f23 2630#define FIO_STATUS_FILE "fio-dump-status"
06464907
JA		 2631
2632static int check_status_file(void)
2633{
2634 struct stat sb;
a0bafb7d
BC		 2635 const char *temp_dir;
2636 char fio_status_file_path[PATH_MAX];
06464907 2637
77d99675
JA		 2638 if (status_file_disabled)
2639 return 0;
2640
a0bafb7d 2641 temp_dir = getenv("TMPDIR");
48b16e27 2642 if (temp_dir == NULL) {
a0bafb7d 2643 temp_dir = getenv("TEMP");
48b16e27
JA		 2644 if (temp_dir && strlen(temp_dir) >= PATH_MAX)
2645 temp_dir = NULL;
2646 }
a0bafb7d
BC		 2647 if (temp_dir == NULL)
2648 temp_dir = "/tmp";
3544731c
BVA		 2649#ifdef __COVERITY__
2650 __coverity_tainted_data_sanitize__(temp_dir);
2651#endif
a0bafb7d
BC		 2652
2653 snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE);
2654
2655 if (stat(fio_status_file_path, &sb))
06464907
JA		 2656 return 0;
2657
77d99675
JA		 2658 if (unlink(fio_status_file_path) < 0) {
2659 log_err("fio: failed to unlink %s: %s\n", fio_status_file_path,
2660 strerror(errno));
2661 log_err("fio: disabling status file updates\n");
8985b491 2662 status_file_disabled = true;
77d99675
JA		 2663 }
2664
06464907
JA		 2665 return 1;
2666}
2667
2668void check_for_running_stats(void)
2669{
06464907
JA		 2670 if (check_status_file()) {
2671 show_running_run_stats();
2672 return;
2673 }
2674}
2675
d6bb626e 2676static inline void add_stat_sample(struct io_stat *is, unsigned long long data)
3c39a379 2677{
68704084 2678 double val = data;
6660cc67 2679 double delta;
68704084
JA		 2680
2681 if (data > is->max_val)
2682 is->max_val = data;
2683 if (data < is->min_val)
2684 is->min_val = data;
2685
802ad4a8 2686 delta = val - is->mean.u.f;
ef11d737 2687 if (delta) {
802ad4a8
JA		 2688 is->mean.u.f += delta / (is->samples + 1.0);
2689 is->S.u.f += delta * (val - is->mean.u.f);
ef11d737 2690 }
3c39a379 2691
3c39a379
JA		 2692 is->samples++;
2693}
2694
7e419452
JA		 2695/*
2696 * Return a struct io_logs, which is added to the tail of the log
2697 * list for 'iolog'.
2698 */
2699static struct io_logs *get_new_log(struct io_log *iolog)
2700{
0a852a50 2701 size_t new_samples;
7e419452
JA		 2702 struct io_logs *cur_log;
2703
2704 /*
2705 * Cap the size at MAX_LOG_ENTRIES, so we don't keep doubling
2706 * forever
2707 */
0a852a50
DLM		 2708 if (!iolog->cur_log_max) {
2709 new_samples = iolog->td->o.log_entries;
2710 } else {
7e419452
JA		 2711 new_samples = iolog->cur_log_max * 2;
2712 if (new_samples > MAX_LOG_ENTRIES)
2713 new_samples = MAX_LOG_ENTRIES;
2714 }
2715
90d2d53f 2716 cur_log = smalloc(sizeof(*cur_log));
7e419452
JA		 2717 if (cur_log) {
2718 INIT_FLIST_HEAD(&cur_log->list);
0a852a50 2719 cur_log->log = calloc(new_samples, log_entry_sz(iolog));
7e419452
JA		 2720 if (cur_log->log) {
2721 cur_log->nr_samples = 0;
2722 cur_log->max_samples = new_samples;
2723 flist_add_tail(&cur_log->list, &iolog->io_logs);
2724 iolog->cur_log_max = new_samples;
2725 return cur_log;
2726 }
90d2d53f 2727 sfree(cur_log);
7e419452
JA		 2728 }
2729
2730 return NULL;
2731}
2732
1fed2080
JA		 2733/*
2734 * Add and return a new log chunk, or return current log if big enough
2735 */
2736static struct io_logs *regrow_log(struct io_log *iolog)
7e419452
JA		 2737{
2738 struct io_logs *cur_log;
1fed2080 2739 int i;
7e419452 2740
1fed2080 2741 if (!iolog || iolog->disabled)
2ab71dc4 2742 goto disable;
7e419452 2743
1fed2080 2744 cur_log = iolog_cur_log(iolog);
a9afa45a
JA		 2745 if (!cur_log) {
2746 cur_log = get_new_log(iolog);
2747 if (!cur_log)
2748 return NULL;
2749 }
2750
7e419452
JA		 2751 if (cur_log->nr_samples < cur_log->max_samples)
2752 return cur_log;
2753
2754 /*
2755 * No room for a new sample. If we're compressing on the fly, flush
2756 * out the current chunk
2757 */
2758 if (iolog->log_gz) {
2759 if (iolog_cur_flush(iolog, cur_log)) {
2760 log_err("fio: failed flushing iolog! Will stop logging.\n");
2761 return NULL;
2762 }
2763 }
2764
2765 /*
2766 * Get a new log array, and add to our list
2767 */
2768 cur_log = get_new_log(iolog);
1fed2080
JA		 2769 if (!cur_log) {
2770 log_err("fio: failed extending iolog! Will stop logging.\n");
2771 return NULL;
2772 }
2773
2774 if (!iolog->pending || !iolog->pending->nr_samples)
80a24ba9 2775 return cur_log;
7e419452 2776
1fed2080
JA		 2777 /*
2778 * Flush pending items to new log
2779 */
2780 for (i = 0; i < iolog->pending->nr_samples; i++) {
2781 struct io_sample *src, *dst;
2782
2783 src = get_sample(iolog, iolog->pending, i);
2784 dst = get_sample(iolog, cur_log, i);
2785 memcpy(dst, src, log_entry_sz(iolog));
2786 }
0b2eef49 2787 cur_log->nr_samples = iolog->pending->nr_samples;
1fed2080
JA		 2788
2789 iolog->pending->nr_samples = 0;
2790 return cur_log;
2ab71dc4
JA		 2791disable:
2792 if (iolog)
2793 iolog->disabled = true;
2794 return NULL;
1fed2080
JA		 2795}
2796
2797void regrow_logs(struct thread_data *td)
2798{
2ab71dc4
JA		 2799 regrow_log(td->slat_log);
2800 regrow_log(td->clat_log);
1e613c9c 2801 regrow_log(td->clat_hist_log);
2ab71dc4
JA		 2802 regrow_log(td->lat_log);
2803 regrow_log(td->bw_log);
2804 regrow_log(td->iops_log);
1fed2080
JA		 2805 td->flags &= ~TD_F_REGROW_LOGS;
2806}
2807
76204de3
PM		 2808void regrow_agg_logs(void)
2809{
2810 enum fio_ddir ddir;
2811
2812 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
2813 regrow_log(agg_io_log[ddir]);
2814}
2815
1fed2080
JA		 2816static struct io_logs *get_cur_log(struct io_log *iolog)
2817{
2818 struct io_logs *cur_log;
2819
2820 cur_log = iolog_cur_log(iolog);
2821 if (!cur_log) {
2822 cur_log = get_new_log(iolog);
2823 if (!cur_log)
2824 return NULL;
2825 }
2826
2827 if (cur_log->nr_samples < cur_log->max_samples)
2828 return cur_log;
2829
2830 /*
1eb467fb
JA		 2831 * Out of space. If we're in IO offload mode, or we're not doing
2832 * per unit logging (hence logging happens outside of the IO thread
2833 * as well), add a new log chunk inline. If we're doing inline
2834 * submissions, flag 'td' as needing a log regrow and we'll take
2835 * care of it on the submission side.
1fed2080 2836 */
ab5643cb 2837 if ((iolog->td && iolog->td->o.io_submit_mode == IO_MODE_OFFLOAD) ||
1eb467fb 2838 !per_unit_log(iolog))
1fed2080
JA		 2839 return regrow_log(iolog);
2840
ab5643cb
IK		 2841 if (iolog->td)
2842 iolog->td->flags |= TD_F_REGROW_LOGS;
2843 if (iolog->pending)
2844 assert(iolog->pending->nr_samples < iolog->pending->max_samples);
1fed2080 2845 return iolog->pending;
7e419452
JA		 2846}
2847
af2fde19 2848static void __add_log_sample(struct io_log *iolog, union io_sample_data data,
5fff9543 2849 enum fio_ddir ddir, unsigned long long bs,
03ec570f
DLM		 2850 unsigned long t, uint64_t offset,
2851 unsigned int priority)
3c39a379 2852{
7e419452 2853 struct io_logs *cur_log;
306ddc97 2854
3c568239
JA		 2855 if (iolog->disabled)
2856 return;
7e419452 2857 if (flist_empty(&iolog->io_logs))
8355119b 2858 iolog->avg_last[ddir] = t;
b8bc8cba 2859
7e419452
JA		 2860 cur_log = get_cur_log(iolog);
2861 if (cur_log) {
2862 struct io_sample *s;
3c39a379 2863
7e419452 2864 s = get_sample(iolog, cur_log, cur_log->nr_samples);
3c39a379 2865
af2fde19 2866 s->data = data;
a9179eeb 2867 s->time = t + (iolog->td ? iolog->td->unix_epoch : 0);
7e419452
JA		 2868 io_sample_set_ddir(iolog, s, ddir);
2869 s->bs = bs;
03ec570f 2870 s->priority = priority;
ae588852 2871
7e419452
JA		 2872 if (iolog->log_offset) {
2873 struct io_sample_offset *so = (void *) s;
ae588852 2874
7e419452
JA		 2875 so->offset = offset;
2876 }
ae588852 2877
7e419452
JA		 2878 cur_log->nr_samples++;
2879 return;
ae588852
JA		 2880 }
2881
7e419452 2882 iolog->disabled = true;
3c39a379
JA		 2883}
2884
7fb28d36
JA		 2885static inline void reset_io_stat(struct io_stat *ios)
2886{
5b8f19b7
JA		 2887 ios->min_val = -1ULL;
2888 ios->max_val = ios->samples = 0;
7fb28d36
JA		 2889 ios->mean.u.f = ios->S.u.f = 0;
2890}
2891
6bb58215
JA		 2892void reset_io_stats(struct thread_data *td)
2893{
2894 struct thread_stat *ts = &td->ts;
df8781b6 2895 int i, j, k;
6bb58215
JA		 2896
2897 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
b2a432bf 2898 reset_io_stat(&ts->clat_high_prio_stat[i]);
efd78265 2899 reset_io_stat(&ts->clat_low_prio_stat[i]);
6bb58215
JA		 2900 reset_io_stat(&ts->clat_stat[i]);
2901 reset_io_stat(&ts->slat_stat[i]);
2902 reset_io_stat(&ts->lat_stat[i]);
2903 reset_io_stat(&ts->bw_stat[i]);
2904 reset_io_stat(&ts->iops_stat[i]);
2905
2906 ts->io_bytes[i] = 0;
2907 ts->runtime[i] = 0;
71cb78c1
VF		 2908 ts->total_io_u[i] = 0;
2909 ts->short_io_u[i] = 0;
2910 ts->drop_io_u[i] = 0;
6bb58215 2911
b2b3eefe 2912 for (j = 0; j < FIO_IO_U_PLAT_NR; j++) {
b2a432bf 2913 ts->io_u_plat_high_prio[i][j] = 0;
efd78265 2914 ts->io_u_plat_low_prio[i][j] = 0;
b2b3eefe
JA		 2915 if (!i)
2916 ts->io_u_sync_plat[j] = 0;
2917 }
6bb58215
JA		 2918 }
2919
df8781b6
VF		 2920 for (i = 0; i < FIO_LAT_CNT; i++)
2921 for (j = 0; j < DDIR_RWDIR_CNT; j++)
2922 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
2923 ts->io_u_plat[i][j][k] = 0;
2924
7f3ecee2
JA		 2925 ts->total_io_u[DDIR_SYNC] = 0;
2926
6bb58215
JA		 2927 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
2928 ts->io_u_map[i] = 0;
2929 ts->io_u_submit[i] = 0;
2930 ts->io_u_complete[i] = 0;
71cb78c1
VF		 2931 }
2932
d6bb626e
VF		 2933 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
2934 ts->io_u_lat_n[i] = 0;
71cb78c1 2935 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
6bb58215 2936 ts->io_u_lat_u[i] = 0;
71cb78c1 2937 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
6bb58215 2938 ts->io_u_lat_m[i] = 0;
6bb58215 2939
71cb78c1
VF		 2940 ts->total_submit = 0;
2941 ts->total_complete = 0;
fd5d733f 2942 ts->nr_zone_resets = 0;
96563db9 2943 ts->cachehit = ts->cachemiss = 0;
6bb58215
JA		 2944}
2945
d96d3bb3 2946static void __add_stat_to_log(struct io_log *iolog, enum fio_ddir ddir,
03ec570f 2947 unsigned long elapsed, bool log_max)
99007068
PO		 2948{
2949 /*
2950 * Note an entry in the log. Use the mean from the logged samples,
2951 * making sure to properly round up. Only write a log entry if we
2952 * had actual samples done.
2953 */
d96d3bb3 2954 if (iolog->avg_window[ddir].samples) {
af2fde19 2955 union io_sample_data data;
99007068 2956
e6989e10 2957 if (log_max)
af2fde19 2958 data.val = iolog->avg_window[ddir].max_val;
e6989e10 2959 else
af2fde19 2960 data.val = iolog->avg_window[ddir].mean.u.f + 0.50;
e6989e10 2961
03ec570f 2962 __add_log_sample(iolog, data, ddir, 0, elapsed, 0, 0);
99007068 2963 }
99007068 2964
d96d3bb3
JA		 2965 reset_io_stat(&iolog->avg_window[ddir]);
2966}
99007068 2967
e6989e10 2968static void _add_stat_to_log(struct io_log *iolog, unsigned long elapsed,
03ec570f 2969 bool log_max)
d96d3bb3
JA		 2970{
2971 int ddir;
99007068 2972
d96d3bb3 2973 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
03ec570f 2974 __add_stat_to_log(iolog, ddir, elapsed, log_max);
99007068
PO		 2975}
2976
674456bf
JF		 2977static unsigned long add_log_sample(struct thread_data *td,
2978 struct io_log *iolog,
2979 union io_sample_data data,
5fff9543 2980 enum fio_ddir ddir, unsigned long long bs,
03ec570f 2981 uint64_t offset, unsigned int ioprio)
bb3884d8 2982{
7fb28d36 2983 unsigned long elapsed, this_window;
b8bc8cba 2984
ff58fced 2985 if (!ddir_rw(ddir))
d454a205 2986 return 0;
ff58fced 2987
b8bc8cba
JA		 2988 elapsed = mtime_since_now(&td->epoch);
2989
2990 /*
2991 * If no time averaging, just add the log sample.
2992 */
2993 if (!iolog->avg_msec) {
03ec570f
DLM		 2994 __add_log_sample(iolog, data, ddir, bs, elapsed, offset,
2995 ioprio);
d454a205 2996 return 0;
b8bc8cba
JA		 2997 }
2998
2999 /*
3000 * Add the sample. If the time period has passed, then
3001 * add that entry to the log and clear.
3002 */
af2fde19 3003 add_stat_sample(&iolog->avg_window[ddir], data.val);
b8bc8cba 3004
7fb28d36
JA		 3005 /*
3006 * If period hasn't passed, adding the above sample is all we
3007 * need to do.
3008 */
8355119b
SW		 3009 this_window = elapsed - iolog->avg_last[ddir];
3010 if (elapsed < iolog->avg_last[ddir])
3011 return iolog->avg_last[ddir] - elapsed;
f5a568cf 3012 else if (this_window < iolog->avg_msec) {
674456bf 3013 unsigned long diff = iolog->avg_msec - this_window;
d454a205 3014
b392f36d 3015 if (inline_log(iolog) || diff > LOG_MSEC_SLACK)
d454a205
JA		 3016 return diff;
3017 }
b8bc8cba 3018
03ec570f 3019 __add_stat_to_log(iolog, ddir, elapsed, td->o.log_max != 0);
b8bc8cba 3020
58a2d29d
JL		 3021 iolog->avg_last[ddir] = elapsed - (elapsed % iolog->avg_msec);
3022
d454a205 3023 return iolog->avg_msec;
99007068 3024}
6eaf09d6 3025
a47591e4 3026void finalize_logs(struct thread_data *td, bool unit_logs)
99007068
PO		 3027{
3028 unsigned long elapsed;
6eaf09d6 3029
99007068 3030 elapsed = mtime_since_now(&td->epoch);
b8bc8cba 3031
a47591e4 3032 if (td->clat_log && unit_logs)
03ec570f 3033 _add_stat_to_log(td->clat_log, elapsed, td->o.log_max != 0);
a47591e4 3034 if (td->slat_log && unit_logs)
03ec570f 3035 _add_stat_to_log(td->slat_log, elapsed, td->o.log_max != 0);
a47591e4 3036 if (td->lat_log && unit_logs)
03ec570f 3037 _add_stat_to_log(td->lat_log, elapsed, td->o.log_max != 0);
a47591e4 3038 if (td->bw_log && (unit_logs == per_unit_log(td->bw_log)))
03ec570f 3039 _add_stat_to_log(td->bw_log, elapsed, td->o.log_max != 0);
a47591e4 3040 if (td->iops_log && (unit_logs == per_unit_log(td->iops_log)))
03ec570f 3041 _add_stat_to_log(td->iops_log, elapsed, td->o.log_max != 0);
bb3884d8
JA		 3042}
3043
03ec570f
DLM		 3044void add_agg_sample(union io_sample_data data, enum fio_ddir ddir,
3045 unsigned long long bs)
bb3884d8 3046{
ff58fced 3047 struct io_log *iolog;
bb3884d8 3048
ff58fced
JA		 3049 if (!ddir_rw(ddir))
3050 return;
3051
3052 iolog = agg_io_log[ddir];
03ec570f 3053 __add_log_sample(iolog, data, ddir, bs, mtime_since_genesis(), 0, 0);
bb3884d8
JA		 3054}
3055
b2b3eefe
JA		 3056void add_sync_clat_sample(struct thread_stat *ts, unsigned long long nsec)
3057{
3058 unsigned int idx = plat_val_to_idx(nsec);
3059 assert(idx < FIO_IO_U_PLAT_NR);
3060
3061 ts->io_u_sync_plat[idx]++;
3062 add_stat_sample(&ts->sync_stat, nsec);
3063}
3064
ed7f3a07
NC		 3065static inline void add_lat_percentile_sample(struct thread_stat *ts,
3066 unsigned long long nsec,
3067 enum fio_ddir ddir,
3068 enum fio_lat lat)
83349190 3069{
d6bb626e 3070 unsigned int idx = plat_val_to_idx(nsec);
83349190
YH		 3071 assert(idx < FIO_IO_U_PLAT_NR);
3072
56440e63
VF		 3073 ts->io_u_plat[lat][ddir][idx]++;
3074}
b2a432bf 3075
ed7f3a07
NC		 3076static inline void add_lat_percentile_prio_sample(struct thread_stat *ts,
3077 unsigned long long nsec,
3078 enum fio_ddir ddir,
3079 bool high_prio)
56440e63
VF		 3080{
3081 unsigned int idx = plat_val_to_idx(nsec);
3082
03ec570f 3083 if (!high_prio)
efd78265 3084 ts->io_u_plat_low_prio[ddir][idx]++;
56440e63 3085 else
b2a432bf 3086 ts->io_u_plat_high_prio[ddir][idx]++;
83349190
YH		 3087}
3088
1e97cce9 3089void add_clat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 3090 unsigned long long nsec, unsigned long long bs,
03ec570f 3091 uint64_t offset, unsigned int ioprio, bool high_prio)
3c39a379 3092{
26b3a188 3093 const bool needs_lock = td_async_processing(td);
1e613c9c 3094 unsigned long elapsed, this_window;
756867bd 3095 struct thread_stat *ts = &td->ts;
1e613c9c 3096 struct io_log *iolog = td->clat_hist_log;
079ad09b 3097
26b3a188
JA		 3098 if (needs_lock)
3099 __td_io_u_lock(td);
75dc383e 3100
d6bb626e 3101 add_stat_sample(&ts->clat_stat[ddir], nsec);
3c39a379 3102
717569b1
NC		 3103 /*
3104 * When lat_percentiles=1 (default 0), the reported high/low priority
3105 * percentiles and stats are used for describing total latency values,
3106 * even though the variable names themselves start with clat_.
3107 *
3108 * Because of the above definition, add a prio stat sample only when
3109 * lat_percentiles=0. add_lat_sample() will add the prio stat sample
3110 * when lat_percentiles=1.
3111 */
38ec5c51 3112 if (!ts->lat_percentiles) {
03ec570f 3113 if (high_prio)
38ec5c51
VF		 3114 add_stat_sample(&ts->clat_high_prio_stat[ddir], nsec);
3115 else
efd78265 3116 add_stat_sample(&ts->clat_low_prio_stat[ddir], nsec);
b2a432bf
PC		 3117 }
3118
7b9f733a 3119 if (td->clat_log)
d6bb626e 3120 add_log_sample(td, td->clat_log, sample_val(nsec), ddir, bs,
03ec570f 3121 offset, ioprio);
83349190 3122
b2a432bf 3123 if (ts->clat_percentiles) {
717569b1
NC		 3124 /*
3125 * Because of the above definition, add a prio lat percentile
3126 * sample only when lat_percentiles=0. add_lat_sample() will add
3127 * the prio lat percentile sample when lat_percentiles=1.
3128 */
bf65f7c8
NC		 3129 add_lat_percentile_sample(ts, nsec, ddir, FIO_CLAT);
3130 if (!ts->lat_percentiles)
3131 add_lat_percentile_prio_sample(ts, nsec, ddir,
3132 high_prio);
b2a432bf 3133 }
75dc383e 3134
1e613c9c 3135 if (iolog && iolog->hist_msec) {
93168285
JA		 3136 struct io_hist *hw = &iolog->hist_window[ddir];
3137
3138 hw->samples++;
1e613c9c 3139 elapsed = mtime_since_now(&td->epoch);
93168285 3140 if (!hw->hist_last)
1e613c9c
KC		 3141 hw->hist_last = elapsed;
3142 this_window = elapsed - hw->hist_last;
7a4e480d 3143
1e613c9c 3144 if (this_window >= iolog->hist_msec) {
6cc0e5aa 3145 uint64_t *io_u_plat;
65a4d15c 3146 struct io_u_plat_entry *dst;
93168285 3147
1e613c9c 3148 /*
93168285
JA		 3149 * Make a byte-for-byte copy of the latency histogram
3150 * stored in td->ts.io_u_plat[ddir], recording it in a
3151 * log sample. Note that the matching call to free() is
3152 * located in iolog.c after printing this sample to the
3153 * log file.
1e613c9c 3154 */
df8781b6 3155 io_u_plat = (uint64_t *) td->ts.io_u_plat[FIO_CLAT][ddir];
65a4d15c
KC		 3156 dst = malloc(sizeof(struct io_u_plat_entry));
3157 memcpy(&(dst->io_u_plat), io_u_plat,
1fb9250b 3158 FIO_IO_U_PLAT_NR * sizeof(uint64_t));
d730bc58 3159 flist_add(&dst->list, &hw->list);
af2fde19 3160 __add_log_sample(iolog, sample_plat(dst), ddir, bs,
03ec570f 3161 elapsed, offset, ioprio);
1e613c9c
KC		 3162
3163 /*
93168285
JA		 3164 * Update the last time we recorded as being now, minus
3165 * any drift in time we encountered before actually
3166 * making the record.
1e613c9c
KC		 3167 */
3168 hw->hist_last = elapsed - (this_window - iolog->hist_msec);
3169 hw->samples = 0;
3170 }
3171 }
3172
26b3a188
JA		 3173 if (needs_lock)
3174 __td_io_u_unlock(td);
3c39a379
JA		 3175}
3176
1e97cce9 3177void add_slat_sample(struct thread_data *td, enum fio_ddir ddir,
03ec570f
DLM		 3178 unsigned long long nsec, unsigned long long bs,
3179 uint64_t offset, unsigned int ioprio)
3c39a379 3180{
26b3a188 3181 const bool needs_lock = td_async_processing(td);
756867bd 3182 struct thread_stat *ts = &td->ts;
079ad09b 3183
ff58fced
JA		 3184 if (!ddir_rw(ddir))
3185 return;
3186
26b3a188
JA		 3187 if (needs_lock)
3188 __td_io_u_lock(td);
75dc383e 3189
56440e63 3190 add_stat_sample(&ts->slat_stat[ddir], nsec);
3c39a379 3191
7b9f733a 3192 if (td->slat_log)
03ec570f
DLM		 3193 add_log_sample(td, td->slat_log, sample_val(nsec), ddir, bs,
3194 offset, ioprio);
75dc383e 3195
56440e63 3196 if (ts->slat_percentiles)
3dd92a75 3197 add_lat_percentile_sample(ts, nsec, ddir, FIO_SLAT);
56440e63 3198
26b3a188
JA		 3199 if (needs_lock)
3200 __td_io_u_unlock(td);
3c39a379
JA		 3201}
3202
02af0988 3203void add_lat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 3204 unsigned long long nsec, unsigned long long bs,
03ec570f 3205 uint64_t offset, unsigned int ioprio, bool high_prio)
02af0988 3206{
26b3a188 3207 const bool needs_lock = td_async_processing(td);
02af0988
JA		 3208 struct thread_stat *ts = &td->ts;
3209
ff58fced
JA		 3210 if (!ddir_rw(ddir))
3211 return;
3212
26b3a188
JA		 3213 if (needs_lock)
3214 __td_io_u_lock(td);
75dc383e 3215
d6bb626e 3216 add_stat_sample(&ts->lat_stat[ddir], nsec);
02af0988 3217
7b9f733a 3218 if (td->lat_log)
d6bb626e 3219 add_log_sample(td, td->lat_log, sample_val(nsec), ddir, bs,
03ec570f 3220 offset, ioprio);
75dc383e 3221
717569b1
NC		 3222 /*
3223 * When lat_percentiles=1 (default 0), the reported high/low priority
3224 * percentiles and stats are used for describing total latency values,
3225 * even though the variable names themselves start with clat_.
3226 *
3227 * Because of the above definition, add a prio stat and prio lat
3228 * percentile sample only when lat_percentiles=1. add_clat_sample() will
3229 * add the prio stat and prio lat percentile sample when
3230 * lat_percentiles=0.
3231 */
38ec5c51 3232 if (ts->lat_percentiles) {
bf65f7c8
NC		 3233 add_lat_percentile_sample(ts, nsec, ddir, FIO_LAT);
3234 add_lat_percentile_prio_sample(ts, nsec, ddir, high_prio);
03ec570f 3235 if (high_prio)
38ec5c51
VF		 3236 add_stat_sample(&ts->clat_high_prio_stat[ddir], nsec);
3237 else
efd78265 3238 add_stat_sample(&ts->clat_low_prio_stat[ddir], nsec);
b599759b 3239
38ec5c51 3240 }
26b3a188
JA		 3241 if (needs_lock)
3242 __td_io_u_unlock(td);
02af0988
JA		 3243}
3244
a47591e4 3245void add_bw_sample(struct thread_data *td, struct io_u *io_u,
d6bb626e 3246 unsigned int bytes, unsigned long long spent)
a47591e4 3247{
26b3a188 3248 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3249 struct thread_stat *ts = &td->ts;
3250 unsigned long rate;
3251
3252 if (spent)
d6bb626e 3253 rate = (unsigned long) (bytes * 1000000ULL / spent);
a47591e4
JA		 3254 else
3255 rate = 0;
3256
26b3a188
JA		 3257 if (needs_lock)
3258 __td_io_u_lock(td);
a47591e4
JA		 3259
3260 add_stat_sample(&ts->bw_stat[io_u->ddir], rate);
3261
3262 if (td->bw_log)
af2fde19 3263 add_log_sample(td, td->bw_log, sample_val(rate), io_u->ddir,
03ec570f 3264 bytes, io_u->offset, io_u->ioprio);
a47591e4
JA		 3265
3266 td->stat_io_bytes[io_u->ddir] = td->this_io_bytes[io_u->ddir];
26b3a188
JA		 3267
3268 if (needs_lock)
3269 __td_io_u_unlock(td);
a47591e4
JA		 3270}
3271
8b6a404c
VF		 3272static int __add_samples(struct thread_data *td, struct timespec *parent_tv,
3273 struct timespec *t, unsigned int avg_time,
4843277a
JA		 3274 uint64_t *this_io_bytes, uint64_t *stat_io_bytes,
3275 struct io_stat *stat, struct io_log *log,
3276 bool is_kb)
3c39a379 3277{
26b3a188 3278 const bool needs_lock = td_async_processing(td);
ff58fced 3279 unsigned long spent, rate;
a47591e4 3280 enum fio_ddir ddir;
674456bf 3281 unsigned long next, next_log;
d454a205 3282
4843277a 3283 next_log = avg_time;
ff58fced 3284
4843277a 3285 spent = mtime_since(parent_tv, t);
58a2d29d 3286 if (spent < avg_time && avg_time - spent > LOG_MSEC_SLACK)
4843277a 3287 return avg_time - spent;
9602d8df 3288
26b3a188
JA		 3289 if (needs_lock)
3290 __td_io_u_lock(td);
a9da8ab2 3291
9602d8df 3292 /*
5daa4ebe
JC		 3293 * Compute both read and write rates for the interval.
3294 */
c1f50f76 3295 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
5daa4ebe
JC		 3296 uint64_t delta;
3297
4843277a 3298 delta = this_io_bytes[ddir] - stat_io_bytes[ddir];
5daa4ebe
JC		 3299 if (!delta)
3300 continue; /* No entries for interval */
3c39a379 3301
4843277a
JA		 3302 if (spent) {
3303 if (is_kb)
3304 rate = delta * 1000 / spent / 1024; /* KiB/s */
3305 else
3306 rate = (delta * 1000) / spent;
3307 } else
0956264f
JA		 3308 rate = 0;
3309
4843277a 3310 add_stat_sample(&stat[ddir], rate);
3c39a379 3311
37181709 3312 if (log) {
5fff9543 3313 unsigned long long bs = 0;
66b98c9f
JA		 3314
3315 if (td->o.min_bs[ddir] == td->o.max_bs[ddir])
3316 bs = td->o.min_bs[ddir];
3317
03ec570f
DLM		 3318 next = add_log_sample(td, log, sample_val(rate), ddir,
3319 bs, 0, 0);
d454a205 3320 next_log = min(next_log, next);
66b98c9f 3321 }
5daa4ebe 3322
4843277a 3323 stat_io_bytes[ddir] = this_io_bytes[ddir];
5daa4ebe 3324 }
3c39a379 3325
cdb8308d 3326 *parent_tv = *t;
a47591e4 3327
26b3a188
JA		 3328 if (needs_lock)
3329 __td_io_u_unlock(td);
a47591e4 3330
4843277a
JA		 3331 if (spent <= avg_time)
3332 next = avg_time;
306fea38 3333 else
4843277a 3334 next = avg_time - (1 + spent - avg_time);
a47591e4 3335
d454a205 3336 return min(next, next_log);
a47591e4
JA		 3337}
3338
8b6a404c 3339static int add_bw_samples(struct thread_data *td, struct timespec *t)
4843277a
JA		 3340{
3341 return __add_samples(td, &td->bw_sample_time, t, td->o.bw_avg_time,
3342 td->this_io_bytes, td->stat_io_bytes,
3343 td->ts.bw_stat, td->bw_log, true);
3344}
3345
a47591e4
JA		 3346void add_iops_sample(struct thread_data *td, struct io_u *io_u,
3347 unsigned int bytes)
3348{
26b3a188 3349 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3350 struct thread_stat *ts = &td->ts;
3351
26b3a188
JA		 3352 if (needs_lock)
3353 __td_io_u_lock(td);
a47591e4
JA		 3354
3355 add_stat_sample(&ts->iops_stat[io_u->ddir], 1);
3356
3357 if (td->iops_log)
af2fde19 3358 add_log_sample(td, td->iops_log, sample_val(1), io_u->ddir,
03ec570f 3359 bytes, io_u->offset, io_u->ioprio);
a47591e4
JA		 3360
3361 td->stat_io_blocks[io_u->ddir] = td->this_io_blocks[io_u->ddir];
26b3a188
JA		 3362
3363 if (needs_lock)
3364 __td_io_u_unlock(td);
3c39a379 3365}
c8eeb9df 3366
8b6a404c 3367static int add_iops_samples(struct thread_data *td, struct timespec *t)
c8eeb9df 3368{
4843277a
JA		 3369 return __add_samples(td, &td->iops_sample_time, t, td->o.iops_avg_time,
3370 td->this_io_blocks, td->stat_io_blocks,
3371 td->ts.iops_stat, td->iops_log, false);
a47591e4
JA		 3372}
3373
3374/*
3375 * Returns msecs to next event
3376 */
3377int calc_log_samples(void)
3378{
3379 struct thread_data *td;
58a2d29d 3380 unsigned int next = ~0U, tmp = 0, next_mod = 0, log_avg_msec_min = -1U;
8b6a404c 3381 struct timespec now;
a47591e4 3382 int i;
58a2d29d 3383 long elapsed_time = 0;
a47591e4
JA		 3384
3385 fio_gettime(&now, NULL);
3386
3387 for_each_td(td, i) {
58a2d29d
JL		 3388 elapsed_time = mtime_since_now(&td->epoch);
3389
8243be59
JA		 3390 if (!td->o.stats)
3391 continue;
6a89b401 3392 if (in_ramp_time(td) ||
a47591e4
JA		 3393 !(td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING)) {
3394 next = min(td->o.iops_avg_time, td->o.bw_avg_time);
3395 continue;
3396 }
37181709
AH		 3397 if (!td->bw_log ||
3398 (td->bw_log && !per_unit_log(td->bw_log))) {
a47591e4 3399 tmp = add_bw_samples(td, &now);
58a2d29d
JL		 3400
3401 if (td->bw_log)
3402 log_avg_msec_min = min(log_avg_msec_min, (unsigned int)td->bw_log->avg_msec);
a47591e4 3403 }
37181709
AH		 3404 if (!td->iops_log ||
3405 (td->iops_log && !per_unit_log(td->iops_log))) {
a47591e4 3406 tmp = add_iops_samples(td, &now);
58a2d29d
JL		 3407
3408 if (td->iops_log)
3409 log_avg_msec_min = min(log_avg_msec_min, (unsigned int)td->iops_log->avg_msec);
a47591e4 3410 }
58a2d29d
JL		 3411
3412 if (tmp < next)
3413 next = tmp;
a47591e4
JA		 3414 }
3415
58a2d29d
JL		 3416 /* if log_avg_msec_min has not been changed, set it to 0 */
3417 if (log_avg_msec_min == -1U)
3418 log_avg_msec_min = 0;
3419
3420 if (log_avg_msec_min == 0)
3421 next_mod = elapsed_time;
3422 else
3423 next_mod = elapsed_time % log_avg_msec_min;
3424
3425 /* correction to keep the time on the log avg msec boundary */
3426 next = min(next, (log_avg_msec_min - next_mod));
3427
a47591e4 3428 return next == ~0U ? 0 : next;
c8eeb9df 3429}
cef9175e
JA		 3430
3431void stat_init(void)
3432{
971caeb1 3433 stat_sem = fio_sem_init(FIO_SEM_UNLOCKED);
cef9175e
JA		 3434}
3435
3436void stat_exit(void)
3437{
3438 /*
3439 * When we have the mutex, we know out-of-band access to it
3440 * have ended.
3441 */
971caeb1
BVA		 3442 fio_sem_down(stat_sem);
3443 fio_sem_remove(stat_sem);
cef9175e 3444}
b2ee7647 3445
b2ee7647
JA		 3446/*
3447 * Called from signal handler. Wake up status thread.
3448 */
3449void show_running_run_stats(void)
3450{
a47591e4 3451 helper_do_stat();
b2ee7647 3452}
66347cfa
DE		 3453
3454uint32_t *io_u_block_info(struct thread_data *td, struct io_u *io_u)
3455{
3456 /* Ignore io_u's which span multiple blocks--they will just get
3457 * inaccurate counts. */
3458 int idx = (io_u->offset - io_u->file->file_offset)
3459 / td->o.bs[DDIR_TRIM];
3460 uint32_t *info = &td->ts.block_infos[idx];
3461 assert(idx < td->ts.nr_block_infos);
3462 return info;
3463}
5c0abd5e 3464
fio - Flexible IO Tester