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Merge branch 'fixes_1290' of https://github.com/rthardin/fio
[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;
292 uint64_t io_mix = 0, agg_mix = 0, min_mix = -1, max_mix = 0, min_run = -1, max_run = 0;
293 int i;
294 const int i2p = is_power_of_2(rs->kb_base);
295
296 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
297 if (!rs->max_run[i])
298 continue;
299 io_mix += rs->iobytes[i];
300 agg_mix += rs->agg[i];
301 min_mix = min_mix < rs->min_bw[i] ? min_mix : rs->min_bw[i];
302 max_mix = max_mix > rs->max_bw[i] ? max_mix : rs->max_bw[i];
303 min_run = min_run < rs->min_run[i] ? min_run : rs->min_run[i];
304 max_run = max_run > rs->max_run[i] ? max_run : rs->max_run[i];
305 }
306 io = num2str(io_mix, rs->sig_figs, 1, i2p, N2S_BYTE);
307 ioalt = num2str(io_mix, rs->sig_figs, 1, !i2p, N2S_BYTE);
308 agg = num2str(agg_mix, rs->sig_figs, 1, i2p, rs->unit_base);
309 aggalt = num2str(agg_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
310 min = num2str(min_mix, rs->sig_figs, 1, i2p, rs->unit_base);
311 minalt = num2str(min_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
312 max = num2str(max_mix, rs->sig_figs, 1, i2p, rs->unit_base);
313 maxalt = num2str(max_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
314 log_buf(out, " MIXED: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
315 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
316 (unsigned long long) min_run,
317 (unsigned long long) max_run);
318 free(io);
319 free(agg);
320 free(min);
321 free(max);
322 free(ioalt);
323 free(aggalt);
324 free(minalt);
325 free(maxalt);
326}
327
a666cab8 328void show_group_stats(struct group_run_stats *rs, struct buf_output *out)
3c39a379 329{
d694a6a7
RE		 330 char *io, *agg, *min, *max;
331 char *ioalt, *aggalt, *minalt, *maxalt;
42da5c8b 332 const char *str[] = { " READ", " WRITE" , " TRIM"};
dbe1125e
JA		 333 int i;
334
a666cab8 335 log_buf(out, "\nRun status group %d (all jobs):\n", rs->groupid);
3c39a379 336
6eaf09d6 337 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
90fef2d1
JA		 338 const int i2p = is_power_of_2(rs->kb_base);
339
dbe1125e
JA		 340 if (!rs->max_run[i])
341 continue;
342
e883cb35
JF		 343 io = num2str(rs->iobytes[i], rs->sig_figs, 1, i2p, N2S_BYTE);
344 ioalt = num2str(rs->iobytes[i], rs->sig_figs, 1, !i2p, N2S_BYTE);
345 agg = num2str(rs->agg[i], rs->sig_figs, 1, i2p, rs->unit_base);
346 aggalt = num2str(rs->agg[i], rs->sig_figs, 1, !i2p, rs->unit_base);
347 min = num2str(rs->min_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
348 minalt = num2str(rs->min_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
349 max = num2str(rs->max_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
350 maxalt = num2str(rs->max_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
d694a6a7 351 log_buf(out, "%s: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
5cb8a8cd 352 (rs->unified_rw_rep == UNIFIED_MIXED) ? " MIXED" : str[i],
d694a6a7 353 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
4e0a8fa2
JA		 354 (unsigned long long) rs->min_run[i],
355 (unsigned long long) rs->max_run[i]);
dbe1125e 356
d694a6a7
RE		 357 free(io);
358 free(agg);
359 free(min);
360 free(max);
361 free(ioalt);
362 free(aggalt);
363 free(minalt);
364 free(maxalt);
dbe1125e 365 }
5cb8a8cd
BP		 366
367 /* Need to aggregate statisitics to show mixed values */
368 if (rs->unified_rw_rep == UNIFIED_BOTH)
369 show_mixed_group_stats(rs, out);
3c39a379
JA		 370}
371
6cc0e5aa 372void stat_calc_dist(uint64_t *map, unsigned long total, double *io_u_dist)
2270890c
JA		 373{
374 int i;
375
376 /*
377 * Do depth distribution calculations
378 */
379 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
838bc709
JA		 380 if (total) {
381 io_u_dist[i] = (double) map[i] / (double) total;
382 io_u_dist[i] *= 100.0;
383 if (io_u_dist[i] < 0.1 && map[i])
384 io_u_dist[i] = 0.1;
385 } else
386 io_u_dist[i] = 0.0;
2270890c
JA		 387 }
388}
389
04a0feae 390static void stat_calc_lat(struct thread_stat *ts, double *dst,
6cc0e5aa 391 uint64_t *src, int nr)
2270890c 392{
d79db122 393 unsigned long total = ddir_rw_sum(ts->total_io_u);
2270890c
JA		 394 int i;
395
396 /*
397 * Do latency distribution calculations
398 */
04a0feae 399 for (i = 0; i < nr; i++) {
838bc709
JA		 400 if (total) {
401 dst[i] = (double) src[i] / (double) total;
402 dst[i] *= 100.0;
403 if (dst[i] < 0.01 && src[i])
404 dst[i] = 0.01;
405 } else
406 dst[i] = 0.0;
2270890c
JA		 407 }
408}
409
247823cc
VF		 410/*
411 * To keep the terse format unaltered, add all of the ns latency
412 * buckets to the first us latency bucket
413 */
52e4c651 414static void stat_calc_lat_nu(struct thread_stat *ts, double *io_u_lat_u)
247823cc
VF		 415{
416 unsigned long ntotal = 0, total = ddir_rw_sum(ts->total_io_u);
417 int i;
418
419 stat_calc_lat(ts, io_u_lat_u, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
420
421 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
422 ntotal += ts->io_u_lat_n[i];
423
424 io_u_lat_u[0] += 100.0 * (double) ntotal / (double) total;
425}
426
d6bb626e
VF		 427void stat_calc_lat_n(struct thread_stat *ts, double *io_u_lat)
428{
429 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_n, FIO_IO_U_LAT_N_NR);
430}
431
e5bd1347 432void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 433{
434 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
435}
436
e5bd1347 437void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 438{
439 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR);
440}
441
74558486
JA		 442static void display_lat(const char *name, unsigned long long min,
443 unsigned long long max, double mean, double dev,
444 struct buf_output *out)
ea2accc5 445{
d6bb626e 446 const char *base = "(nsec)";
b29ad562 447 char *minp, *maxp;
ea2accc5 448
d6bb626e 449 if (nsec_to_msec(&min, &max, &mean, &dev))
b29ad562 450 base = "(msec)";
d6bb626e
VF		 451 else if (nsec_to_usec(&min, &max, &mean, &dev))
452 base = "(usec)";
b29ad562 453
d694a6a7
RE		 454 minp = num2str(min, 6, 1, 0, N2S_NONE);
455 maxp = num2str(max, 6, 1, 0, N2S_NONE);
b29ad562 456
a666cab8 457 log_buf(out, " %s %s: min=%s, max=%s, avg=%5.02f,"
b29ad562
JA		 458 " stdev=%5.02f\n", name, base, minp, maxp, mean, dev);
459
460 free(minp);
461 free(maxp);
ea2accc5
JA		 462}
463
5c0abd5e 464static double convert_agg_kbytes_percent(struct group_run_stats *rs, int ddir, int mean)
465{
466 double p_of_agg = 100.0;
467 if (rs && rs->agg[ddir] > 1024) {
106e14ce 468 p_of_agg = mean * 100.0 / (double) (rs->agg[ddir] / 1024.0);
5c0abd5e 469
470 if (p_of_agg > 100.0)
471 p_of_agg = 100.0;
472 }
473 return p_of_agg;
474}
475
5cb8a8cd
BP		 476static void show_mixed_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
477 struct buf_output *out)
478{
479 unsigned long runt;
480 unsigned long long min, max, bw, iops;
481 double mean, dev;
482 char *io_p, *bw_p, *bw_p_alt, *iops_p, *post_st = NULL;
483 struct thread_stat *ts_lcl;
484
485 int i2p;
486 int ddir = 0, i;
487
488 /* Handle aggregation of Reads (ddir = 0), Writes (ddir = 1), and Trims (ddir = 2) */
489 ts_lcl = malloc(sizeof(struct thread_stat));
490 memset((void *)ts_lcl, 0, sizeof(struct thread_stat));
491 ts_lcl->unified_rw_rep = UNIFIED_MIXED; /* calculate mixed stats */
492 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
493 ts_lcl->clat_stat[i].min_val = ULONG_MAX;
494 ts_lcl->slat_stat[i].min_val = ULONG_MAX;
495 ts_lcl->lat_stat[i].min_val = ULONG_MAX;
496 ts_lcl->bw_stat[i].min_val = ULONG_MAX;
497 ts_lcl->iops_stat[i].min_val = ULONG_MAX;
498 ts_lcl->clat_high_prio_stat[i].min_val = ULONG_MAX;
499 ts_lcl->clat_low_prio_stat[i].min_val = ULONG_MAX;
500 }
501 ts_lcl->sync_stat.min_val = ULONG_MAX;
502
503 sum_thread_stats(ts_lcl, ts, 1);
504
505 assert(ddir_rw(ddir));
506
507 if (!ts_lcl->runtime[ddir])
508 return;
509
510 i2p = is_power_of_2(rs->kb_base);
511 runt = ts_lcl->runtime[ddir];
512
513 bw = (1000 * ts_lcl->io_bytes[ddir]) / runt;
514 io_p = num2str(ts_lcl->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
515 bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
516 bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
517
518 iops = (1000 * ts_lcl->total_io_u[ddir]) / runt;
519 iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
520
521 log_buf(out, " mixed: IOPS=%s, BW=%s (%s)(%s/%llumsec)%s\n",
522 iops_p, bw_p, bw_p_alt, io_p,
523 (unsigned long long) ts_lcl->runtime[ddir],
524 post_st ? : "");
525
526 free(post_st);
527 free(io_p);
528 free(bw_p);
529 free(bw_p_alt);
530 free(iops_p);
531
532 if (calc_lat(&ts_lcl->slat_stat[ddir], &min, &max, &mean, &dev))
533 display_lat("slat", min, max, mean, dev, out);
534 if (calc_lat(&ts_lcl->clat_stat[ddir], &min, &max, &mean, &dev))
535 display_lat("clat", min, max, mean, dev, out);
536 if (calc_lat(&ts_lcl->lat_stat[ddir], &min, &max, &mean, &dev))
537 display_lat(" lat", min, max, mean, dev, out);
538 if (calc_lat(&ts_lcl->clat_high_prio_stat[ddir], &min, &max, &mean, &dev)) {
539 display_lat(ts_lcl->lat_percentiles ? "high prio_lat" : "high prio_clat",
540 min, max, mean, dev, out);
541 if (calc_lat(&ts_lcl->clat_low_prio_stat[ddir], &min, &max, &mean, &dev))
542 display_lat(ts_lcl->lat_percentiles ? "low prio_lat" : "low prio_clat",
543 min, max, mean, dev, out);
544 }
545
546 if (ts->slat_percentiles && ts_lcl->slat_stat[ddir].samples > 0)
547 show_clat_percentiles(ts_lcl->io_u_plat[FIO_SLAT][ddir],
548 ts_lcl->slat_stat[ddir].samples,
549 ts->percentile_list,
550 ts->percentile_precision, "slat", out);
551 if (ts->clat_percentiles && ts_lcl->clat_stat[ddir].samples > 0)
552 show_clat_percentiles(ts_lcl->io_u_plat[FIO_CLAT][ddir],
553 ts_lcl->clat_stat[ddir].samples,
554 ts->percentile_list,
555 ts->percentile_precision, "clat", out);
556 if (ts->lat_percentiles && ts_lcl->lat_stat[ddir].samples > 0)
557 show_clat_percentiles(ts_lcl->io_u_plat[FIO_LAT][ddir],
558 ts_lcl->lat_stat[ddir].samples,
559 ts->percentile_list,
560 ts->percentile_precision, "lat", out);
561
562 if (ts->clat_percentiles || ts->lat_percentiles) {
563 const char *name = ts->lat_percentiles ? "lat" : "clat";
564 char prio_name[32];
565 uint64_t samples;
566
567 if (ts->lat_percentiles)
568 samples = ts_lcl->lat_stat[ddir].samples;
569 else
570 samples = ts_lcl->clat_stat[ddir].samples;
571
572 /* Only print this if some high and low priority stats were collected */
573 if (ts_lcl->clat_high_prio_stat[ddir].samples > 0 &&
574 ts_lcl->clat_low_prio_stat[ddir].samples > 0)
575 {
576 sprintf(prio_name, "high prio (%.2f%%) %s",
577 100. * (double) ts_lcl->clat_high_prio_stat[ddir].samples / (double) samples,
578 name);
579 show_clat_percentiles(ts_lcl->io_u_plat_high_prio[ddir],
580 ts_lcl->clat_high_prio_stat[ddir].samples,
581 ts->percentile_list,
582 ts->percentile_precision, prio_name, out);
583
584 sprintf(prio_name, "low prio (%.2f%%) %s",
585 100. * (double) ts_lcl->clat_low_prio_stat[ddir].samples / (double) samples,
586 name);
587 show_clat_percentiles(ts_lcl->io_u_plat_low_prio[ddir],
588 ts_lcl->clat_low_prio_stat[ddir].samples,
589 ts->percentile_list,
590 ts->percentile_precision, prio_name, out);
591 }
592 }
593
594 if (calc_lat(&ts_lcl->bw_stat[ddir], &min, &max, &mean, &dev)) {
595 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
596 const char *bw_str;
597
598 if ((rs->unit_base == 1) && i2p)
599 bw_str = "Kibit";
600 else if (rs->unit_base == 1)
601 bw_str = "kbit";
602 else if (i2p)
603 bw_str = "KiB";
604 else
605 bw_str = "kB";
606
607 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
608
609 if (rs->unit_base == 1) {
610 min *= 8.0;
611 max *= 8.0;
612 mean *= 8.0;
613 dev *= 8.0;
614 }
615
616 if (mean > fkb_base * fkb_base) {
617 min /= fkb_base;
618 max /= fkb_base;
619 mean /= fkb_base;
620 dev /= fkb_base;
621 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
622 }
623
624 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
625 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
626 bw_str, min, max, p_of_agg, mean, dev,
627 (&ts_lcl->bw_stat[ddir])->samples);
628 }
629 if (calc_lat(&ts_lcl->iops_stat[ddir], &min, &max, &mean, &dev)) {
630 log_buf(out, " iops : min=%5llu, max=%5llu, "
631 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
632 min, max, mean, dev, (&ts_lcl->iops_stat[ddir])->samples);
633 }
634
635 free(ts_lcl);
636}
637
756867bd 638static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
a666cab8 639 int ddir, struct buf_output *out)
3c39a379 640{
d6bb626e
VF		 641 unsigned long runt;
642 unsigned long long min, max, bw, iops;
3c39a379 643 double mean, dev;
96563db9 644 char *io_p, *bw_p, *bw_p_alt, *iops_p, *post_st = NULL;
90fef2d1 645 int i2p;
3c39a379 646
b2b3eefe
JA		 647 if (ddir_sync(ddir)) {
648 if (calc_lat(&ts->sync_stat, &min, &max, &mean, &dev)) {
649 log_buf(out, " %s:\n", "fsync/fdatasync/sync_file_range");
425d3e0e 650 display_lat(io_ddir_name(ddir), min, max, mean, dev, out);
b2b3eefe
JA		 651 show_clat_percentiles(ts->io_u_sync_plat,
652 ts->sync_stat.samples,
653 ts->percentile_list,
654 ts->percentile_precision,
425d3e0e 655 io_ddir_name(ddir), out);
b2b3eefe
JA		 656 }
657 return;
658 }
659
ff58fced
JA		 660 assert(ddir_rw(ddir));
661
756867bd 662 if (!ts->runtime[ddir])
3c39a379
JA		 663 return;
664
90fef2d1 665 i2p = is_power_of_2(rs->kb_base);
8879fd15
JA		 666 runt = ts->runtime[ddir];
667
668 bw = (1000 * ts->io_bytes[ddir]) / runt;
e883cb35
JF		 669 io_p = num2str(ts->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
670 bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
671 bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
8879fd15 672
0aacc50c 673 iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt;
e883cb35 674 iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
fd5d733f 675 if (ddir == DDIR_WRITE)
96563db9
JA		 676 post_st = zbd_write_status(ts);
677 else if (ddir == DDIR_READ && ts->cachehit && ts->cachemiss) {
678 uint64_t total;
679 double hit;
680
681 total = ts->cachehit + ts->cachemiss;
682 hit = (double) ts->cachehit / (double) total;
683 hit *= 100.0;
684 if (asprintf(&post_st, "; Cachehit=%0.2f%%", hit) < 0)
685 post_st = NULL;
686 }
dbe1125e 687
fd5d733f 688 log_buf(out, " %s: IOPS=%s, BW=%s (%s)(%s/%llumsec)%s\n",
5cb8a8cd 689 (ts->unified_rw_rep == UNIFIED_MIXED) ? "mixed" : io_ddir_name(ddir),
d694a6a7 690 iops_p, bw_p, bw_p_alt, io_p,
fd5d733f 691 (unsigned long long) ts->runtime[ddir],
96563db9 692 post_st ? : "");
dbe1125e 693
96563db9 694 free(post_st);
dbe1125e
JA		 695 free(io_p);
696 free(bw_p);
d694a6a7 697 free(bw_p_alt);
b3605062 698 free(iops_p);
3c39a379 699
b29ad562 700 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 701 display_lat("slat", min, max, mean, dev, out);
b29ad562 702 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 703 display_lat("clat", min, max, mean, dev, out);
b29ad562 704 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 705 display_lat(" lat", min, max, mean, dev, out);
2e86a90c
VF		 706 if (calc_lat(&ts->clat_high_prio_stat[ddir], &min, &max, &mean, &dev)) {
707 display_lat(ts->lat_percentiles ? "high prio_lat" : "high prio_clat",
38ec5c51 708 min, max, mean, dev, out);
2e86a90c
VF		 709 if (calc_lat(&ts->clat_low_prio_stat[ddir], &min, &max, &mean, &dev))
710 display_lat(ts->lat_percentiles ? "low prio_lat" : "low prio_clat",
711 min, max, mean, dev, out);
712 }
02af0988 713
56440e63
VF		 714 if (ts->slat_percentiles && ts->slat_stat[ddir].samples > 0)
715 show_clat_percentiles(ts->io_u_plat[FIO_SLAT][ddir],
716 ts->slat_stat[ddir].samples,
717 ts->percentile_list,
718 ts->percentile_precision, "slat", out);
719 if (ts->clat_percentiles && ts->clat_stat[ddir].samples > 0)
720 show_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
721 ts->clat_stat[ddir].samples,
722 ts->percentile_list,
723 ts->percentile_precision, "clat", out);
724 if (ts->lat_percentiles && ts->lat_stat[ddir].samples > 0)
725 show_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
726 ts->lat_stat[ddir].samples,
727 ts->percentile_list,
728 ts->percentile_precision, "lat", out);
729
b599759b 730 if (ts->clat_percentiles || ts->lat_percentiles) {
38ec5c51 731 const char *name = ts->lat_percentiles ? "lat" : "clat";
b2a432bf 732 char prio_name[32];
af1600c1
SW		 733 uint64_t samples;
734
56440e63 735 if (ts->lat_percentiles)
af1600c1 736 samples = ts->lat_stat[ddir].samples;
56440e63
VF		 737 else
738 samples = ts->clat_stat[ddir].samples;
b2a432bf
PC		 739
740 /* Only print this if some high and low priority stats were collected */
741 if (ts->clat_high_prio_stat[ddir].samples > 0 &&
efd78265 742 ts->clat_low_prio_stat[ddir].samples > 0)
b2a432bf
PC		 743 {
744 sprintf(prio_name, "high prio (%.2f%%) %s",
745 100. * (double) ts->clat_high_prio_stat[ddir].samples / (double) samples,
746 name);
747 show_clat_percentiles(ts->io_u_plat_high_prio[ddir],
748 ts->clat_high_prio_stat[ddir].samples,
749 ts->percentile_list,
750 ts->percentile_precision, prio_name, out);
751
752 sprintf(prio_name, "low prio (%.2f%%) %s",
efd78265 753 100. * (double) ts->clat_low_prio_stat[ddir].samples / (double) samples,
b2a432bf 754 name);
efd78265
VF		 755 show_clat_percentiles(ts->io_u_plat_low_prio[ddir],
756 ts->clat_low_prio_stat[ddir].samples,
b2a432bf
PC		 757 ts->percentile_list,
758 ts->percentile_precision, prio_name, out);
759 }
83349190 760 }
56440e63 761
079ad09b 762 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
142c7f2d 763 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
d694a6a7
RE		 764 const char *bw_str;
765
766 if ((rs->unit_base == 1) && i2p)
767 bw_str = "Kibit";
768 else if (rs->unit_base == 1)
769 bw_str = "kbit";
770 else if (i2p)
771 bw_str = "KiB";
772 else
773 bw_str = "kB";
d686990a 774
5c0abd5e 775 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
d1707474 776
d686990a
SN		 777 if (rs->unit_base == 1) {
778 min *= 8.0;
779 max *= 8.0;
780 mean *= 8.0;
781 dev *= 8.0;
782 }
3c39a379 783
142c7f2d
SN		 784 if (mean > fkb_base * fkb_base) {
785 min /= fkb_base;
786 max /= fkb_base;
787 mean /= fkb_base;
788 dev /= fkb_base;
d694a6a7 789 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
b7017e32
JA		 790 }
791
54c05828 792 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
29eb371b 793 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828
AH		 794 bw_str, min, max, p_of_agg, mean, dev,
795 (&ts->bw_stat[ddir])->samples);
3c39a379 796 }
188b6016 797 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
21ba6606 798 log_buf(out, " iops : min=%5llu, max=%5llu, "
29eb371b 799 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828 800 min, max, mean, dev, (&ts->iops_stat[ddir])->samples);
188b6016 801 }
3c39a379
JA		 802}
803
8985b491
JA		 804static bool show_lat(double *io_u_lat, int nr, const char **ranges,
805 const char *msg, struct buf_output *out)
04a0feae 806{
8985b491
JA		 807 bool new_line = true, shown = false;
808 int i, line = 0;
04a0feae
JA		 809
810 for (i = 0; i < nr; i++) {
811 if (io_u_lat[i] <= 0.0)
812 continue;
8985b491 813 shown = true;
04a0feae 814 if (new_line) {
4539ed73 815 if (line)
a666cab8 816 log_buf(out, "\n");
4a19fcaa 817 log_buf(out, " lat (%s) : ", msg);
8985b491 818 new_line = false;
04a0feae
JA		 819 line = 0;
820 }
821 if (line)
a666cab8
JA		 822 log_buf(out, ", ");
823 log_buf(out, "%s%3.2f%%", ranges[i], io_u_lat[i]);
04a0feae
JA		 824 line++;
825 if (line == 5)
8985b491 826 new_line = true;
04a0feae 827 }
7e1773ba
JA		 828
829 if (shown)
a666cab8 830 log_buf(out, "\n");
7e1773ba 831
8985b491 832 return true;
04a0feae
JA		 833}
834
d6bb626e
VF		 835static void show_lat_n(double *io_u_lat_n, struct buf_output *out)
836{
837 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
838 "250=", "500=", "750=", "1000=", };
839
840 show_lat(io_u_lat_n, FIO_IO_U_LAT_N_NR, ranges, "nsec", out);
841}
842
a666cab8 843static void show_lat_u(double *io_u_lat_u, struct buf_output *out)
04a0feae
JA		 844{
845 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
846 "250=", "500=", "750=", "1000=", };
847
a666cab8 848 show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec", out);
04a0feae
JA		 849}
850
a666cab8 851static void show_lat_m(double *io_u_lat_m, struct buf_output *out)
04a0feae
JA		 852{
853 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
854 "250=", "500=", "750=", "1000=", "2000=",
855 ">=2000=", };
856
a666cab8 857 show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec", out);
04a0feae
JA		 858}
859
a666cab8 860static void show_latencies(struct thread_stat *ts, struct buf_output *out)
04a0feae 861{
d6bb626e 862 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
c551f65a
JA		 863 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
864 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
865
d6bb626e 866 stat_calc_lat_n(ts, io_u_lat_n);
5a18988e
JA		 867 stat_calc_lat_u(ts, io_u_lat_u);
868 stat_calc_lat_m(ts, io_u_lat_m);
869
d6bb626e 870 show_lat_n(io_u_lat_n, out);
a666cab8
JA		 871 show_lat_u(io_u_lat_u, out);
872 show_lat_m(io_u_lat_m, out);
04a0feae
JA		 873}
874
66347cfa
DE		 875static int block_state_category(int block_state)
876{
877 switch (block_state) {
878 case BLOCK_STATE_UNINIT:
879 return 0;
880 case BLOCK_STATE_TRIMMED:
881 case BLOCK_STATE_WRITTEN:
882 return 1;
883 case BLOCK_STATE_WRITE_FAILURE:
884 case BLOCK_STATE_TRIM_FAILURE:
885 return 2;
886 default:
081c2dc3 887 /* Silence compile warning on some BSDs and have a return */
66347cfa 888 assert(0);
07ff5841 889 return -1;
66347cfa
DE		 890 }
891}
892
893static int compare_block_infos(const void *bs1, const void *bs2)
894{
5fff9543
JF		 895 uint64_t block1 = *(uint64_t *)bs1;
896 uint64_t block2 = *(uint64_t *)bs2;
66347cfa
DE		 897 int state1 = BLOCK_INFO_STATE(block1);
898 int state2 = BLOCK_INFO_STATE(block2);
899 int bscat1 = block_state_category(state1);
900 int bscat2 = block_state_category(state2);
901 int cycles1 = BLOCK_INFO_TRIMS(block1);
902 int cycles2 = BLOCK_INFO_TRIMS(block2);
903
904 if (bscat1 < bscat2)
905 return -1;
906 if (bscat1 > bscat2)
907 return 1;
908
909 if (cycles1 < cycles2)
910 return -1;
911 if (cycles1 > cycles2)
912 return 1;
913
914 if (state1 < state2)
915 return -1;
916 if (state1 > state2)
917 return 1;
918
919 assert(block1 == block2);
920 return 0;
921}
922
923static int calc_block_percentiles(int nr_block_infos, uint32_t *block_infos,
924 fio_fp64_t *plist, unsigned int **percentiles,
925 unsigned int *types)
926{
927 int len = 0;
928 int i, nr_uninit;
929
930 qsort(block_infos, nr_block_infos, sizeof(uint32_t), compare_block_infos);
931
932 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
933 len++;
934
935 if (!len)
936 return 0;
937
938 /*
939 * Sort the percentile list. Note that it may already be sorted if
940 * we are using the default values, but since it's a short list this
941 * isn't a worry. Also note that this does not work for NaN values.
942 */
943 if (len > 1)
68e0dc1a 944 qsort(plist, len, sizeof(plist[0]), double_cmp);
66347cfa 945
66347cfa
DE		 946 /* Start only after the uninit entries end */
947 for (nr_uninit = 0;
948 nr_uninit < nr_block_infos
949 && BLOCK_INFO_STATE(block_infos[nr_uninit]) == BLOCK_STATE_UNINIT;
950 nr_uninit ++)
951 ;
952
953 if (nr_uninit == nr_block_infos)
954 return 0;
955
956 *percentiles = calloc(len, sizeof(**percentiles));
957
958 for (i = 0; i < len; i++) {
959 int idx = (plist[i].u.f * (nr_block_infos - nr_uninit) / 100)
960 + nr_uninit;
961 (*percentiles)[i] = BLOCK_INFO_TRIMS(block_infos[idx]);
962 }
963
964 memset(types, 0, sizeof(*types) * BLOCK_STATE_COUNT);
965 for (i = 0; i < nr_block_infos; i++)
966 types[BLOCK_INFO_STATE(block_infos[i])]++;
967
968 return len;
969}
970
971static const char *block_state_names[] = {
972 [BLOCK_STATE_UNINIT] = "unwritten",
973 [BLOCK_STATE_TRIMMED] = "trimmed",
974 [BLOCK_STATE_WRITTEN] = "written",
975 [BLOCK_STATE_TRIM_FAILURE] = "trim failure",
976 [BLOCK_STATE_WRITE_FAILURE] = "write failure",
977};
978
979static void show_block_infos(int nr_block_infos, uint32_t *block_infos,
a666cab8 980 fio_fp64_t *plist, struct buf_output *out)
66347cfa
DE		 981{
982 int len, pos, i;
983 unsigned int *percentiles = NULL;
984 unsigned int block_state_counts[BLOCK_STATE_COUNT];
985
986 len = calc_block_percentiles(nr_block_infos, block_infos, plist,
987 &percentiles, block_state_counts);
988
a666cab8 989 log_buf(out, " block lifetime percentiles :\n |");
66347cfa
DE		 990 pos = 0;
991 for (i = 0; i < len; i++) {
992 uint32_t block_info = percentiles[i];
993#define LINE_LENGTH 75
994 char str[LINE_LENGTH];
995 int strln = snprintf(str, LINE_LENGTH, " %3.2fth=%u%c",
996 plist[i].u.f, block_info,
997 i == len - 1 ? '\n' : ',');
998 assert(strln < LINE_LENGTH);
999 if (pos + strln > LINE_LENGTH) {
1000 pos = 0;
a666cab8 1001 log_buf(out, "\n |");
66347cfa 1002 }
a666cab8 1003 log_buf(out, "%s", str);
66347cfa
DE		 1004 pos += strln;
1005#undef LINE_LENGTH
1006 }
1007 if (percentiles)
1008 free(percentiles);
1009
a666cab8 1010 log_buf(out, " states :");
66347cfa 1011 for (i = 0; i < BLOCK_STATE_COUNT; i++)
a666cab8 1012 log_buf(out, " %s=%u%c",
66347cfa
DE		 1013 block_state_names[i], block_state_counts[i],
1014 i == BLOCK_STATE_COUNT - 1 ? '\n' : ',');
1015}
1016
d685adfb
VF		 1017static void show_ss_normal(struct thread_stat *ts, struct buf_output *out)
1018{
d694a6a7 1019 char *p1, *p1alt, *p2;
d685adfb
VF		 1020 unsigned long long bw_mean, iops_mean;
1021 const int i2p = is_power_of_2(ts->kb_base);
1022
0c13c969 1023 if (!ts->ss_dur)
d685adfb
VF		 1024 return;
1025
bb49c8bd
VF		 1026 bw_mean = steadystate_bw_mean(ts);
1027 iops_mean = steadystate_iops_mean(ts);
d685adfb 1028
e883cb35
JF		 1029 p1 = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, i2p, ts->unit_base);
1030 p1alt = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, !i2p, ts->unit_base);
1031 p2 = num2str(iops_mean, ts->sig_figs, 1, 0, N2S_NONE);
d685adfb 1032
d694a6a7 1033 log_buf(out, " steadystate : attained=%s, bw=%s (%s), iops=%s, %s%s=%.3f%s\n",
c8caba48 1034 ts->ss_state & FIO_SS_ATTAINED ? "yes" : "no",
d694a6a7 1035 p1, p1alt, p2,
c8caba48
JA		 1036 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1037 ts->ss_state & FIO_SS_SLOPE ? " slope": " mean dev",
bb49c8bd 1038 ts->ss_criterion.u.f,
c8caba48 1039 ts->ss_state & FIO_SS_PCT ? "%" : "");
d685adfb
VF		 1040
1041 free(p1);
d694a6a7 1042 free(p1alt);
d685adfb
VF		 1043 free(p2);
1044}
1045
2a2fdab1
L		 1046static void show_agg_stats(struct disk_util_agg *agg, int terse,
1047 struct buf_output *out)
1048{
1049 if (!agg->slavecount)
1050 return;
1051
1052 if (!terse) {
1053 log_buf(out, ", aggrios=%llu/%llu, aggrmerge=%llu/%llu, "
1054 "aggrticks=%llu/%llu, aggrin_queue=%llu, "
1055 "aggrutil=%3.2f%%",
1056 (unsigned long long) agg->ios[0] / agg->slavecount,
1057 (unsigned long long) agg->ios[1] / agg->slavecount,
1058 (unsigned long long) agg->merges[0] / agg->slavecount,
1059 (unsigned long long) agg->merges[1] / agg->slavecount,
1060 (unsigned long long) agg->ticks[0] / agg->slavecount,
1061 (unsigned long long) agg->ticks[1] / agg->slavecount,
1062 (unsigned long long) agg->time_in_queue / agg->slavecount,
1063 agg->max_util.u.f);
1064 } else {
1065 log_buf(out, ";slaves;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
1066 (unsigned long long) agg->ios[0] / agg->slavecount,
1067 (unsigned long long) agg->ios[1] / agg->slavecount,
1068 (unsigned long long) agg->merges[0] / agg->slavecount,
1069 (unsigned long long) agg->merges[1] / agg->slavecount,
1070 (unsigned long long) agg->ticks[0] / agg->slavecount,
1071 (unsigned long long) agg->ticks[1] / agg->slavecount,
1072 (unsigned long long) agg->time_in_queue / agg->slavecount,
1073 agg->max_util.u.f);
1074 }
1075}
1076
1077static void aggregate_slaves_stats(struct disk_util *masterdu)
1078{
1079 struct disk_util_agg *agg = &masterdu->agg;
1080 struct disk_util_stat *dus;
1081 struct flist_head *entry;
1082 struct disk_util *slavedu;
1083 double util;
1084
1085 flist_for_each(entry, &masterdu->slaves) {
1086 slavedu = flist_entry(entry, struct disk_util, slavelist);
1087 dus = &slavedu->dus;
1088 agg->ios[0] += dus->s.ios[0];
1089 agg->ios[1] += dus->s.ios[1];
1090 agg->merges[0] += dus->s.merges[0];
1091 agg->merges[1] += dus->s.merges[1];
1092 agg->sectors[0] += dus->s.sectors[0];
1093 agg->sectors[1] += dus->s.sectors[1];
1094 agg->ticks[0] += dus->s.ticks[0];
1095 agg->ticks[1] += dus->s.ticks[1];
1096 agg->time_in_queue += dus->s.time_in_queue;
1097 agg->slavecount++;
1098
1099 util = (double) (100 * dus->s.io_ticks / (double) slavedu->dus.s.msec);
1100 /* System utilization is the utilization of the
1101 * component with the highest utilization.
1102 */
1103 if (util > agg->max_util.u.f)
1104 agg->max_util.u.f = util;
1105
1106 }
1107
1108 if (agg->max_util.u.f > 100.0)
1109 agg->max_util.u.f = 100.0;
1110}
1111
1112void print_disk_util(struct disk_util_stat *dus, struct disk_util_agg *agg,
1113 int terse, struct buf_output *out)
1114{
1115 double util = 0;
1116
1117 if (dus->s.msec)
1118 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
1119 if (util > 100.0)
1120 util = 100.0;
1121
1122 if (!terse) {
1123 if (agg->slavecount)
1124 log_buf(out, " ");
1125
1126 log_buf(out, " %s: ios=%llu/%llu, merge=%llu/%llu, "
1127 "ticks=%llu/%llu, in_queue=%llu, util=%3.2f%%",
1128 dus->name,
1129 (unsigned long long) dus->s.ios[0],
1130 (unsigned long long) dus->s.ios[1],
1131 (unsigned long long) dus->s.merges[0],
1132 (unsigned long long) dus->s.merges[1],
1133 (unsigned long long) dus->s.ticks[0],
1134 (unsigned long long) dus->s.ticks[1],
1135 (unsigned long long) dus->s.time_in_queue,
1136 util);
1137 } else {
1138 log_buf(out, ";%s;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
1139 dus->name,
1140 (unsigned long long) dus->s.ios[0],
1141 (unsigned long long) dus->s.ios[1],
1142 (unsigned long long) dus->s.merges[0],
1143 (unsigned long long) dus->s.merges[1],
1144 (unsigned long long) dus->s.ticks[0],
1145 (unsigned long long) dus->s.ticks[1],
1146 (unsigned long long) dus->s.time_in_queue,
1147 util);
1148 }
1149
1150 /*
1151 * If the device has slaves, aggregate the stats for
1152 * those slave devices also.
1153 */
1154 show_agg_stats(agg, terse, out);
1155
1156 if (!terse)
1157 log_buf(out, "\n");
1158}
1159
1160void json_array_add_disk_util(struct disk_util_stat *dus,
1161 struct disk_util_agg *agg, struct json_array *array)
1162{
1163 struct json_object *obj;
1164 double util = 0;
1165
1166 if (dus->s.msec)
1167 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
1168 if (util > 100.0)
1169 util = 100.0;
1170
1171 obj = json_create_object();
1172 json_array_add_value_object(array, obj);
1173
eb2f29b7 1174 json_object_add_value_string(obj, "name", (const char *)dus->name);
2a2fdab1
L		 1175 json_object_add_value_int(obj, "read_ios", dus->s.ios[0]);
1176 json_object_add_value_int(obj, "write_ios", dus->s.ios[1]);
1177 json_object_add_value_int(obj, "read_merges", dus->s.merges[0]);
1178 json_object_add_value_int(obj, "write_merges", dus->s.merges[1]);
1179 json_object_add_value_int(obj, "read_ticks", dus->s.ticks[0]);
1180 json_object_add_value_int(obj, "write_ticks", dus->s.ticks[1]);
1181 json_object_add_value_int(obj, "in_queue", dus->s.time_in_queue);
1182 json_object_add_value_float(obj, "util", util);
1183
1184 /*
1185 * If the device has slaves, aggregate the stats for
1186 * those slave devices also.
1187 */
1188 if (!agg->slavecount)
1189 return;
1190 json_object_add_value_int(obj, "aggr_read_ios",
1191 agg->ios[0] / agg->slavecount);
1192 json_object_add_value_int(obj, "aggr_write_ios",
1193 agg->ios[1] / agg->slavecount);
1194 json_object_add_value_int(obj, "aggr_read_merges",
1195 agg->merges[0] / agg->slavecount);
1196 json_object_add_value_int(obj, "aggr_write_merge",
1197 agg->merges[1] / agg->slavecount);
1198 json_object_add_value_int(obj, "aggr_read_ticks",
1199 agg->ticks[0] / agg->slavecount);
1200 json_object_add_value_int(obj, "aggr_write_ticks",
1201 agg->ticks[1] / agg->slavecount);
1202 json_object_add_value_int(obj, "aggr_in_queue",
1203 agg->time_in_queue / agg->slavecount);
1204 json_object_add_value_float(obj, "aggr_util", agg->max_util.u.f);
1205}
1206
1207static void json_object_add_disk_utils(struct json_object *obj,
1208 struct flist_head *head)
1209{
1210 struct json_array *array = json_create_array();
1211 struct flist_head *entry;
1212 struct disk_util *du;
1213
1214 json_object_add_value_array(obj, "disk_util", array);
1215
1216 flist_for_each(entry, head) {
1217 du = flist_entry(entry, struct disk_util, list);
1218
1219 aggregate_slaves_stats(du);
1220 json_array_add_disk_util(&du->dus, &du->agg, array);
1221 }
1222}
1223
1224void show_disk_util(int terse, struct json_object *parent,
1225 struct buf_output *out)
1226{
1227 struct flist_head *entry;
1228 struct disk_util *du;
1229 bool do_json;
1230
1231 if (!is_running_backend())
1232 return;
1233
1234 if (flist_empty(&disk_list)) {
1235 return;
1236 }
1237
1238 if ((output_format & FIO_OUTPUT_JSON) && parent)
1239 do_json = true;
1240 else
1241 do_json = false;
1242
1243 if (!terse && !do_json)
1244 log_buf(out, "\nDisk stats (read/write):\n");
1245
1246 if (do_json)
1247 json_object_add_disk_utils(parent, &disk_list);
1248 else if (output_format & ~(FIO_OUTPUT_JSON | FIO_OUTPUT_JSON_PLUS)) {
1249 flist_for_each(entry, &disk_list) {
1250 du = flist_entry(entry, struct disk_util, list);
1251
1252 aggregate_slaves_stats(du);
1253 print_disk_util(&du->dus, &du->agg, terse, out);
1254 }
1255 }
1256}
1257
10aa136b 1258static void show_thread_status_normal(struct thread_stat *ts,
a666cab8
JA		 1259 struct group_run_stats *rs,
1260 struct buf_output *out)
3c39a379
JA		 1261{
1262 double usr_cpu, sys_cpu;
69008999 1263 unsigned long runtime;
71619dc2 1264 double io_u_dist[FIO_IO_U_MAP_NR];
57a64324 1265 time_t time_p;
35326842 1266 char time_buf[32];
3c39a379 1267
9966af7b 1268 if (!ddir_rw_sum(ts->io_bytes) && !ddir_rw_sum(ts->total_io_u))
3c39a379 1269 return;
7a4e480d 1270
33477b4b 1271 memset(time_buf, 0, sizeof(time_buf));
3c39a379 1272
57a64324 1273 time(&time_p);
45054cbe 1274 os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf));
57a64324 1275
5ec10eaa 1276 if (!ts->error) {
a666cab8 1277 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s",
5ec10eaa 1278 ts->name, ts->groupid, ts->members,
57a64324 1279 ts->error, (int) ts->pid, time_buf);
5ec10eaa 1280 } else {
a666cab8 1281 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s",
5ec10eaa 1282 ts->name, ts->groupid, ts->members,
57a64324
JA		 1283 ts->error, ts->verror, (int) ts->pid,
1284 time_buf);
5ec10eaa 1285 }
3c39a379 1286
259e47de 1287 if (strlen(ts->description))
a666cab8 1288 log_buf(out, " Description : [%s]\n", ts->description);
7bdce1bd 1289
dde39f8c
AD		 1290 for_each_rw_ddir(ddir) {
1291 if (ts->io_bytes[ddir])
1292 show_ddir_status(rs, ts, ddir, out);
1293 }
3c39a379 1294
5cb8a8cd
BP		 1295 if (ts->unified_rw_rep == UNIFIED_BOTH)
1296 show_mixed_ddir_status(rs, ts, out);
1297
a666cab8 1298 show_latencies(ts, out);
7e1773ba 1299
b2b3eefe
JA		 1300 if (ts->sync_stat.samples)
1301 show_ddir_status(rs, ts, DDIR_SYNC, out);
1302
756867bd 1303 runtime = ts->total_run_time;
69008999 1304 if (runtime) {
1e97cce9 1305 double runt = (double) runtime;
3c39a379 1306
756867bd
JA		 1307 usr_cpu = (double) ts->usr_time * 100 / runt;
1308 sys_cpu = (double) ts->sys_time * 100 / runt;
3c39a379
JA		 1309 } else {
1310 usr_cpu = 0;
1311 sys_cpu = 0;
1312 }
1313
a666cab8 1314 log_buf(out, " cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu,"
4e0a8fa2
JA		 1315 " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu,
1316 (unsigned long long) ts->ctx,
1317 (unsigned long long) ts->majf,
1318 (unsigned long long) ts->minf);
71619dc2 1319
d79db122 1320 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
a666cab8 1321 log_buf(out, " IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
5ec10eaa
JA		 1322 " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1323 io_u_dist[1], io_u_dist[2],
1324 io_u_dist[3], io_u_dist[4],
1325 io_u_dist[5], io_u_dist[6]);
838bc709
JA		 1326
1327 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
a666cab8 1328 log_buf(out, " submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1329 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1330 io_u_dist[1], io_u_dist[2],
1331 io_u_dist[3], io_u_dist[4],
1332 io_u_dist[5], io_u_dist[6]);
1333 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
a666cab8 1334 log_buf(out, " complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1335 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1336 io_u_dist[1], io_u_dist[2],
1337 io_u_dist[3], io_u_dist[4],
1338 io_u_dist[5], io_u_dist[6]);
7f3ecee2
JA		 1339 log_buf(out, " issued rwts: total=%llu,%llu,%llu,%llu"
1340 " short=%llu,%llu,%llu,0"
1341 " dropped=%llu,%llu,%llu,0\n",
4e0a8fa2
JA		 1342 (unsigned long long) ts->total_io_u[0],
1343 (unsigned long long) ts->total_io_u[1],
1344 (unsigned long long) ts->total_io_u[2],
7f3ecee2 1345 (unsigned long long) ts->total_io_u[3],
4e0a8fa2
JA		 1346 (unsigned long long) ts->short_io_u[0],
1347 (unsigned long long) ts->short_io_u[1],
3bcb9d94
JA		 1348 (unsigned long long) ts->short_io_u[2],
1349 (unsigned long long) ts->drop_io_u[0],
1350 (unsigned long long) ts->drop_io_u[1],
1351 (unsigned long long) ts->drop_io_u[2]);
f2bba182 1352 if (ts->continue_on_error) {
a666cab8 1353 log_buf(out, " errors : total=%llu, first_error=%d/<%s>\n",
4e0a8fa2 1354 (unsigned long long)ts->total_err_count,
1ec99eea
JA		 1355 ts->first_error,
1356 strerror(ts->first_error));
f2bba182 1357 }
3e260a46 1358 if (ts->latency_depth) {
a666cab8 1359 log_buf(out, " latency : target=%llu, window=%llu, percentile=%.2f%%, depth=%u\n",
3e260a46
JA		 1360 (unsigned long long)ts->latency_target,
1361 (unsigned long long)ts->latency_window,
1362 ts->latency_percentile.u.f,
1363 ts->latency_depth);
1364 }
66347cfa
DE		 1365
1366 if (ts->nr_block_infos)
1367 show_block_infos(ts->nr_block_infos, ts->block_infos,
a666cab8 1368 ts->percentile_list, out);
d685adfb 1369
bb49c8bd 1370 if (ts->ss_dur)
d685adfb 1371 show_ss_normal(ts, out);
3c39a379
JA		 1372}
1373
756867bd 1374static void show_ddir_status_terse(struct thread_stat *ts,
a666cab8 1375 struct group_run_stats *rs, int ddir,
a2c95580 1376 int ver, struct buf_output *out)
c6ae0a5b 1377{
d6bb626e
VF		 1378 unsigned long long min, max, minv, maxv, bw, iops;
1379 unsigned long long *ovals = NULL;
c6ae0a5b 1380 double mean, dev;
d6bb626e 1381 unsigned int len;
a2c95580 1382 int i, bw_stat;
c6ae0a5b 1383
ff58fced
JA		 1384 assert(ddir_rw(ddir));
1385
312b4af2
JA		 1386 iops = bw = 0;
1387 if (ts->runtime[ddir]) {
1388 uint64_t runt = ts->runtime[ddir];
1389
420b104a 1390 bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; /* KiB/s */
312b4af2
JA		 1391 iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
1392 }
c6ae0a5b 1393
a666cab8 1394 log_buf(out, ";%llu;%llu;%llu;%llu",
4e0a8fa2
JA		 1395 (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops,
1396 (unsigned long long) ts->runtime[ddir]);
c6ae0a5b 1397
079ad09b 1398 if (calc_lat(&ts->slat_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
079ad09b 1403 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1404 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1405 else
d6bb626e 1406 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1407
56440e63
VF		 1408 if (ts->lat_percentiles)
1409 len = calc_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
1410 ts->lat_stat[ddir].samples,
1411 ts->percentile_list, &ovals, &maxv,
1412 &minv);
1413 else if (ts->clat_percentiles)
df8781b6 1414 len = calc_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
1db92cb6
JA		 1415 ts->clat_stat[ddir].samples,
1416 ts->percentile_list, &ovals, &maxv,
1417 &minv);
56440e63 1418 else
1db92cb6 1419 len = 0;
5cb8a8cd 1420
1db92cb6
JA		 1421 for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
1422 if (i >= len) {
a666cab8 1423 log_buf(out, ";0%%=0");
1db92cb6
JA		 1424 continue;
1425 }
247823cc 1426 log_buf(out, ";%f%%=%llu", ts->percentile_list[i].u.f, ovals[i]/1000);
1db92cb6 1427 }
2341a37a
K		 1428
1429 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1430 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
2341a37a 1431 else
d6bb626e 1432 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
2341a37a 1433
283feb79 1434 free(ovals);
1db92cb6 1435
a2c95580
AH		 1436 bw_stat = calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev);
1437 if (bw_stat) {
19d3e967
JA		 1438 double p_of_agg = 100.0;
1439
1440 if (rs->agg[ddir]) {
d1707474 1441 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
19d3e967
JA		 1442 if (p_of_agg > 100.0)
1443 p_of_agg = 100.0;
1444 }
c6ae0a5b 1445
d6bb626e 1446 log_buf(out, ";%llu;%llu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
c6ae0a5b 1447 } else
d6bb626e 1448 log_buf(out, ";%llu;%llu;%f%%;%f;%f", 0ULL, 0ULL, 0.0, 0.0, 0.0);
a2c95580
AH		 1449
1450 if (ver == 5) {
1451 if (bw_stat)
29eb371b 1452 log_buf(out, ";%" PRIu64, (&ts->bw_stat[ddir])->samples);
a2c95580
AH		 1453 else
1454 log_buf(out, ";%lu", 0UL);
1455
1456 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev))
29eb371b 1457 log_buf(out, ";%llu;%llu;%f;%f;%" PRIu64, min, max,
a2c95580
AH		 1458 mean, dev, (&ts->iops_stat[ddir])->samples);
1459 else
1460 log_buf(out, ";%llu;%llu;%f;%f;%lu", 0ULL, 0ULL, 0.0, 0.0, 0UL);
1461 }
c6ae0a5b
JA		 1462}
1463
5cb8a8cd
BP		 1464static void show_mixed_ddir_status_terse(struct thread_stat *ts,
1465 struct group_run_stats *rs,
1466 int ver, struct buf_output *out)
1467{
1468 struct thread_stat *ts_lcl;
1469 int i;
1470
1471 /* Handle aggregation of Reads (ddir = 0), Writes (ddir = 1), and Trims (ddir = 2) */
1472 ts_lcl = malloc(sizeof(struct thread_stat));
1473 memset((void *)ts_lcl, 0, sizeof(struct thread_stat));
1474 ts_lcl->unified_rw_rep = UNIFIED_MIXED; /* calculate mixed stats */
1475 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1476 ts_lcl->clat_stat[i].min_val = ULONG_MAX;
1477 ts_lcl->slat_stat[i].min_val = ULONG_MAX;
1478 ts_lcl->lat_stat[i].min_val = ULONG_MAX;
1479 ts_lcl->bw_stat[i].min_val = ULONG_MAX;
1480 ts_lcl->iops_stat[i].min_val = ULONG_MAX;
1481 ts_lcl->clat_high_prio_stat[i].min_val = ULONG_MAX;
1482 ts_lcl->clat_low_prio_stat[i].min_val = ULONG_MAX;
1483 }
1484 ts_lcl->sync_stat.min_val = ULONG_MAX;
1485 ts_lcl->lat_percentiles = ts->lat_percentiles;
1486 ts_lcl->clat_percentiles = ts->clat_percentiles;
1487 ts_lcl->slat_percentiles = ts->slat_percentiles;
1488 ts_lcl->percentile_precision = ts->percentile_precision;
1489 memcpy(ts_lcl->percentile_list, ts->percentile_list, sizeof(ts->percentile_list));
1490
1491 sum_thread_stats(ts_lcl, ts, 1);
1492
1493 /* add the aggregated stats to json parent */
1494 show_ddir_status_terse(ts_lcl, rs, DDIR_READ, ver, out);
1495 free(ts_lcl);
1496}
1497
56440e63
VF		 1498static struct json_object *add_ddir_lat_json(struct thread_stat *ts, uint32_t percentiles,
1499 struct io_stat *lat_stat, uint64_t *io_u_plat)
1500{
1501 char buf[120];
1502 double mean, dev;
1503 unsigned int i, len;
1504 struct json_object *lat_object, *percentile_object, *clat_bins_object;
1505 unsigned long long min, max, maxv, minv, *ovals = NULL;
1506
1507 if (!calc_lat(lat_stat, &min, &max, &mean, &dev)) {
1508 min = max = 0;
1509 mean = dev = 0.0;
1510 }
1511 lat_object = json_create_object();
1512 json_object_add_value_int(lat_object, "min", min);
1513 json_object_add_value_int(lat_object, "max", max);
1514 json_object_add_value_float(lat_object, "mean", mean);
1515 json_object_add_value_float(lat_object, "stddev", dev);
1516 json_object_add_value_int(lat_object, "N", lat_stat->samples);
1517
1518 if (percentiles && lat_stat->samples) {
1519 len = calc_clat_percentiles(io_u_plat, lat_stat->samples,
1520 ts->percentile_list, &ovals, &maxv, &minv);
1521
1522 if (len > FIO_IO_U_LIST_MAX_LEN)
1523 len = FIO_IO_U_LIST_MAX_LEN;
1524
1525 percentile_object = json_create_object();
1526 json_object_add_value_object(lat_object, "percentile", percentile_object);
1527 for (i = 0; i < len; i++) {
1528 snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
1529 json_object_add_value_int(percentile_object, buf, ovals[i]);
1530 }
1531 free(ovals);
1532
1533 if (output_format & FIO_OUTPUT_JSON_PLUS) {
1534 clat_bins_object = json_create_object();
1535 json_object_add_value_object(lat_object, "bins", clat_bins_object);
1536
1537 for(i = 0; i < FIO_IO_U_PLAT_NR; i++)
1538 if (io_u_plat[i]) {
1539 snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
1540 json_object_add_value_int(clat_bins_object, buf, io_u_plat[i]);
1541 }
1542 }
1543 }
1544
1545 return lat_object;
1546}
1547
cc372b17
SL		 1548static void add_ddir_status_json(struct thread_stat *ts,
1549 struct group_run_stats *rs, int ddir, struct json_object *parent)
1550{
56440e63 1551 unsigned long long min, max;
aedd021d 1552 unsigned long long bw_bytes, bw;
9f68fe3a 1553 double mean, dev, iops;
56440e63 1554 struct json_object *dir_object, *tmp_object;
cc372b17
SL		 1555 double p_of_agg = 100.0;
1556
b2b3eefe 1557 assert(ddir_rw(ddir) || ddir_sync(ddir));
cc372b17 1558
5cb8a8cd 1559 if ((ts->unified_rw_rep == UNIFIED_MIXED) && ddir != DDIR_READ)
771e58be
JA		 1560 return;
1561
cc372b17 1562 dir_object = json_create_object();
771e58be 1563 json_object_add_value_object(parent,
5cb8a8cd 1564 (ts->unified_rw_rep == UNIFIED_MIXED) ? "mixed" : io_ddir_name(ddir), dir_object);
cc372b17 1565
b2b3eefe
JA		 1566 if (ddir_rw(ddir)) {
1567 bw_bytes = 0;
1568 bw = 0;
1569 iops = 0.0;
1570 if (ts->runtime[ddir]) {
1571 uint64_t runt = ts->runtime[ddir];
cc372b17 1572
b2b3eefe
JA		 1573 bw_bytes = ((1000 * ts->io_bytes[ddir]) / runt); /* Bytes/s */
1574 bw = bw_bytes / 1024; /* KiB/s */
1575 iops = (1000.0 * (uint64_t) ts->total_io_u[ddir]) / runt;
1576 }
cc372b17 1577
b2b3eefe
JA		 1578 json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir]);
1579 json_object_add_value_int(dir_object, "io_kbytes", ts->io_bytes[ddir] >> 10);
1580 json_object_add_value_int(dir_object, "bw_bytes", bw_bytes);
1581 json_object_add_value_int(dir_object, "bw", bw);
1582 json_object_add_value_float(dir_object, "iops", iops);
1583 json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]);
1584 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[ddir]);
1585 json_object_add_value_int(dir_object, "short_ios", ts->short_io_u[ddir]);
1586 json_object_add_value_int(dir_object, "drop_ios", ts->drop_io_u[ddir]);
1587
56440e63
VF		 1588 tmp_object = add_ddir_lat_json(ts, ts->slat_percentiles,
1589 &ts->slat_stat[ddir], ts->io_u_plat[FIO_SLAT][ddir]);
b2b3eefe 1590 json_object_add_value_object(dir_object, "slat_ns", tmp_object);
56440e63
VF		 1591
1592 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles,
1593 &ts->clat_stat[ddir], ts->io_u_plat[FIO_CLAT][ddir]);
b2b3eefe 1594 json_object_add_value_object(dir_object, "clat_ns", tmp_object);
cc372b17 1595
56440e63
VF		 1596 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles,
1597 &ts->lat_stat[ddir], ts->io_u_plat[FIO_LAT][ddir]);
b2b3eefe 1598 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
56440e63 1599 } else {
f5ec8123 1600 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[DDIR_SYNC]);
56440e63
VF		 1601 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles | ts->clat_percentiles,
1602 &ts->sync_stat, ts->io_u_sync_plat);
1603 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
513e37ee
VF		 1604 }
1605
56440e63
VF		 1606 if (!ddir_rw(ddir))
1607 return;
b2a432bf
PC		 1608
1609 /* Only print PRIO latencies if some high priority samples were gathered */
1610 if (ts->clat_high_prio_stat[ddir].samples > 0) {
56440e63 1611 const char *high, *low;
b2a432bf 1612
56440e63 1613 if (ts->lat_percentiles) {
efd78265 1614 high = "lat_high_prio";
56440e63
VF		 1615 low = "lat_low_prio";
1616 } else {
efd78265 1617 high = "clat_high_prio";
56440e63 1618 low = "clat_low_prio";
b2a432bf 1619 }
b2a432bf 1620
56440e63
VF		 1621 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles | ts->lat_percentiles,
1622 &ts->clat_high_prio_stat[ddir], ts->io_u_plat_high_prio[ddir]);
1623 json_object_add_value_object(dir_object, high, tmp_object);
b2b3eefe 1624
56440e63 1625 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles | ts->lat_percentiles,
efd78265 1626 &ts->clat_low_prio_stat[ddir], ts->io_u_plat_low_prio[ddir]);
56440e63 1627 json_object_add_value_object(dir_object, low, tmp_object);
cc372b17 1628 }
24cab44e 1629
b9e1b491 1630 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
5c0abd5e 1631 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
cc372b17
SL		 1632 } else {
1633 min = max = 0;
1634 p_of_agg = mean = dev = 0.0;
1635 }
56440e63 1636
cc372b17
SL		 1637 json_object_add_value_int(dir_object, "bw_min", min);
1638 json_object_add_value_int(dir_object, "bw_max", max);
a806bf2e 1639 json_object_add_value_float(dir_object, "bw_agg", p_of_agg);
cc372b17
SL		 1640 json_object_add_value_float(dir_object, "bw_mean", mean);
1641 json_object_add_value_float(dir_object, "bw_dev", dev);
54c05828
AH		 1642 json_object_add_value_int(dir_object, "bw_samples",
1643 (&ts->bw_stat[ddir])->samples);
188b6016
AH		 1644
1645 if (!calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
1646 min = max = 0;
1647 mean = dev = 0.0;
1648 }
1649 json_object_add_value_int(dir_object, "iops_min", min);
1650 json_object_add_value_int(dir_object, "iops_max", max);
1651 json_object_add_value_float(dir_object, "iops_mean", mean);
1652 json_object_add_value_float(dir_object, "iops_stddev", dev);
54c05828
AH		 1653 json_object_add_value_int(dir_object, "iops_samples",
1654 (&ts->iops_stat[ddir])->samples);
96563db9
JA		 1655
1656 if (ts->cachehit + ts->cachemiss) {
1657 uint64_t total;
1658 double hit;
1659
1660 total = ts->cachehit + ts->cachemiss;
1661 hit = (double) ts->cachehit / (double) total;
1662 hit *= 100.0;
1663 json_object_add_value_float(dir_object, "cachehit", hit);
1664 }
cc372b17
SL		 1665}
1666
5cb8a8cd
BP		 1667static void add_mixed_ddir_status_json(struct thread_stat *ts,
1668 struct group_run_stats *rs, struct json_object *parent)
1669{
1670 struct thread_stat *ts_lcl;
1671 int i;
1672
1673 /* Handle aggregation of Reads (ddir = 0), Writes (ddir = 1), and Trims (ddir = 2) */
1674 ts_lcl = malloc(sizeof(struct thread_stat));
1675 memset((void *)ts_lcl, 0, sizeof(struct thread_stat));
1676 ts_lcl->unified_rw_rep = UNIFIED_MIXED; /* calculate mixed stats */
1677 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1678 ts_lcl->clat_stat[i].min_val = ULONG_MAX;
1679 ts_lcl->slat_stat[i].min_val = ULONG_MAX;
1680 ts_lcl->lat_stat[i].min_val = ULONG_MAX;
1681 ts_lcl->bw_stat[i].min_val = ULONG_MAX;
1682 ts_lcl->iops_stat[i].min_val = ULONG_MAX;
1683 ts_lcl->clat_high_prio_stat[i].min_val = ULONG_MAX;
1684 ts_lcl->clat_low_prio_stat[i].min_val = ULONG_MAX;
1685 }
1686 ts_lcl->sync_stat.min_val = ULONG_MAX;
1687 ts_lcl->lat_percentiles = ts->lat_percentiles;
1688 ts_lcl->clat_percentiles = ts->clat_percentiles;
1689 ts_lcl->slat_percentiles = ts->slat_percentiles;
1690 ts_lcl->percentile_precision = ts->percentile_precision;
1691 memcpy(ts_lcl->percentile_list, ts->percentile_list, sizeof(ts->percentile_list));
1692
1693 sum_thread_stats(ts_lcl, ts, 1);
1694
1695 /* add the aggregated stats to json parent */
1696 add_ddir_status_json(ts_lcl, rs, DDIR_READ, parent);
1697 free(ts_lcl);
1698}
1699
bef2112b
AH		 1700static void show_thread_status_terse_all(struct thread_stat *ts,
1701 struct group_run_stats *rs, int ver,
1702 struct buf_output *out)
4d658652
JA		 1703{
1704 double io_u_dist[FIO_IO_U_MAP_NR];
1705 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1706 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1707 double usr_cpu, sys_cpu;
1708 int i;
1709
1710 /* General Info */
bef2112b
AH		 1711 if (ver == 2)
1712 log_buf(out, "2;%s;%d;%d", ts->name, ts->groupid, ts->error);
1713 else
1714 log_buf(out, "%d;%s;%s;%d;%d", ver, fio_version_string,
1715 ts->name, ts->groupid, ts->error);
c6ae0a5b 1716
5cb8a8cd 1717 /* Log Read Status, or mixed if unified_rw_rep = 1 */
a2c95580 1718 show_ddir_status_terse(ts, rs, DDIR_READ, ver, out);
5cb8a8cd
BP		 1719 if (ts->unified_rw_rep != UNIFIED_MIXED) {
1720 /* Log Write Status */
1721 show_ddir_status_terse(ts, rs, DDIR_WRITE, ver, out);
1722 /* Log Trim Status */
1723 if (ver == 2 || ver == 4 || ver == 5)
1724 show_ddir_status_terse(ts, rs, DDIR_TRIM, ver, out);
1725 }
1726 if (ts->unified_rw_rep == UNIFIED_BOTH)
1727 show_mixed_ddir_status_terse(ts, rs, ver, out);
562c2d2f 1728 /* CPU Usage */
756867bd
JA		 1729 if (ts->total_run_time) {
1730 double runt = (double) ts->total_run_time;
c6ae0a5b 1731
756867bd
JA		 1732 usr_cpu = (double) ts->usr_time * 100 / runt;
1733 sys_cpu = (double) ts->sys_time * 100 / runt;
c6ae0a5b
JA		 1734 } else {
1735 usr_cpu = 0;
1736 sys_cpu = 0;
1737 }
1738
a666cab8 1739 log_buf(out, ";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
4e0a8fa2
JA		 1740 (unsigned long long) ts->ctx,
1741 (unsigned long long) ts->majf,
1742 (unsigned long long) ts->minf);
2270890c 1743
562c2d2f 1744 /* Calc % distribution of IO depths, usecond, msecond latency */
d79db122 1745 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
247823cc 1746 stat_calc_lat_nu(ts, io_u_lat_u);
04a0feae 1747 stat_calc_lat_m(ts, io_u_lat_m);
2270890c 1748
562c2d2f 1749 /* Only show fixed 7 I/O depth levels*/
a666cab8 1750 log_buf(out, ";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
5ec10eaa
JA		 1751 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
1752 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
2270890c 1753
562c2d2f 1754 /* Microsecond latency */
04a0feae 1755 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
a666cab8 1756 log_buf(out, ";%3.2f%%", io_u_lat_u[i]);
562c2d2f 1757 /* Millisecond latency */
04a0feae 1758 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
a666cab8 1759 log_buf(out, ";%3.2f%%", io_u_lat_m[i]);
f2f788dd
JA		 1760
1761 /* disk util stats, if any */
24a97130 1762 if (ver >= 3 && is_running_backend())
bef2112b 1763 show_disk_util(1, NULL, out);
f2f788dd 1764
562c2d2f 1765 /* Additional output if continue_on_error set - default off*/
f2bba182 1766 if (ts->continue_on_error)
a666cab8 1767 log_buf(out, ";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
2270890c 1768
562c2d2f 1769 /* Additional output if description is set */
d5495f0b
VF		 1770 if (strlen(ts->description)) {
1771 if (ver == 2)
1772 log_buf(out, "\n");
a666cab8 1773 log_buf(out, ";%s", ts->description);
d5495f0b 1774 }
946e4276 1775
a666cab8 1776 log_buf(out, "\n");
756867bd
JA		 1777}
1778
a89ba4b1 1779static void json_add_job_opts(struct json_object *root, const char *name,
0cf542af 1780 struct flist_head *opt_list)
66e19a38
JA		 1781{
1782 struct json_object *dir_object;
1783 struct flist_head *entry;
1784 struct print_option *p;
1785
1786 if (flist_empty(opt_list))
1787 return;
1788
1789 dir_object = json_create_object();
1790 json_object_add_value_object(root, name, dir_object);
1791
1792 flist_for_each(entry, opt_list) {
66e19a38 1793 p = flist_entry(entry, struct print_option, list);
c42b48fe 1794 json_object_add_value_string(dir_object, p->name, p->value);
66e19a38
JA		 1795 }
1796}
1797
cc372b17 1798static struct json_object *show_thread_status_json(struct thread_stat *ts,
66e19a38
JA		 1799 struct group_run_stats *rs,
1800 struct flist_head *opt_list)
cc372b17
SL		 1801{
1802 struct json_object *root, *tmp;
b01af66b 1803 struct jobs_eta *je;
cc372b17 1804 double io_u_dist[FIO_IO_U_MAP_NR];
d6bb626e 1805 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
cc372b17
SL		 1806 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1807 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1808 double usr_cpu, sys_cpu;
1809 int i;
b01af66b
CJ		 1810 size_t size;
1811
cc372b17
SL		 1812 root = json_create_object();
1813 json_object_add_value_string(root, "jobname", ts->name);
1814 json_object_add_value_int(root, "groupid", ts->groupid);
1815 json_object_add_value_int(root, "error", ts->error);
1816
b01af66b 1817 /* ETA Info */
c5103619 1818 je = get_jobs_eta(true, &size);
2de615ad
JA		 1819 if (je) {
1820 json_object_add_value_int(root, "eta", je->eta_sec);
1821 json_object_add_value_int(root, "elapsed", je->elapsed_sec);
1822 }
b01af66b 1823
66e19a38 1824 if (opt_list)
0cf542af 1825 json_add_job_opts(root, "job options", opt_list);
66e19a38 1826
cc372b17
SL		 1827 add_ddir_status_json(ts, rs, DDIR_READ, root);
1828 add_ddir_status_json(ts, rs, DDIR_WRITE, root);
f3afa57e 1829 add_ddir_status_json(ts, rs, DDIR_TRIM, root);
b2b3eefe 1830 add_ddir_status_json(ts, rs, DDIR_SYNC, root);
cc372b17 1831
5cb8a8cd
BP		 1832 if (ts->unified_rw_rep == UNIFIED_BOTH)
1833 add_mixed_ddir_status_json(ts, rs, root);
1834
cc372b17
SL		 1835 /* CPU Usage */
1836 if (ts->total_run_time) {
1837 double runt = (double) ts->total_run_time;
1838
1839 usr_cpu = (double) ts->usr_time * 100 / runt;
1840 sys_cpu = (double) ts->sys_time * 100 / runt;
1841 } else {
1842 usr_cpu = 0;
1843 sys_cpu = 0;
1844 }
bcbb4c6c 1845 json_object_add_value_int(root, "job_runtime", ts->total_run_time);
cc372b17
SL		 1846 json_object_add_value_float(root, "usr_cpu", usr_cpu);
1847 json_object_add_value_float(root, "sys_cpu", sys_cpu);
1848 json_object_add_value_int(root, "ctx", ts->ctx);
1849 json_object_add_value_int(root, "majf", ts->majf);
1850 json_object_add_value_int(root, "minf", ts->minf);
1851
ec3e3648 1852 /* Calc % distribution of IO depths */
d79db122 1853 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
cc372b17
SL		 1854 tmp = json_create_object();
1855 json_object_add_value_object(root, "iodepth_level", tmp);
1856 /* Only show fixed 7 I/O depth levels*/
1857 for (i = 0; i < 7; i++) {
1858 char name[20];
1859 if (i < 6)
98ffb8f3 1860 snprintf(name, 20, "%d", 1 << i);
cc372b17 1861 else
98ffb8f3 1862 snprintf(name, 20, ">=%d", 1 << i);
cc372b17
SL		 1863 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1864 }
1865
ec3e3648
VF		 1866 /* Calc % distribution of submit IO depths */
1867 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
1868 tmp = json_create_object();
1869 json_object_add_value_object(root, "iodepth_submit", tmp);
1870 /* Only show fixed 7 I/O depth levels*/
1871 for (i = 0; i < 7; i++) {
1872 char name[20];
1873 if (i == 0)
1874 snprintf(name, 20, "0");
1875 else if (i < 6)
1876 snprintf(name, 20, "%d", 1 << (i+1));
1877 else
1878 snprintf(name, 20, ">=%d", 1 << i);
1879 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1880 }
1881
1882 /* Calc % distribution of completion IO depths */
1883 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
1884 tmp = json_create_object();
1885 json_object_add_value_object(root, "iodepth_complete", tmp);
1886 /* Only show fixed 7 I/O depth levels*/
1887 for (i = 0; i < 7; i++) {
1888 char name[20];
1889 if (i == 0)
1890 snprintf(name, 20, "0");
1891 else if (i < 6)
1892 snprintf(name, 20, "%d", 1 << (i+1));
1893 else
1894 snprintf(name, 20, ">=%d", 1 << i);
1895 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1896 }
1897
1898 /* Calc % distribution of nsecond, usecond, msecond latency */
1899 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
1900 stat_calc_lat_n(ts, io_u_lat_n);
1901 stat_calc_lat_u(ts, io_u_lat_u);
1902 stat_calc_lat_m(ts, io_u_lat_m);
1903
d6bb626e 1904 /* Nanosecond latency */
cc372b17 1905 tmp = json_create_object();
d6bb626e
VF		 1906 json_object_add_value_object(root, "latency_ns", tmp);
1907 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) {
1908 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1909 "250", "500", "750", "1000", };
1910 json_object_add_value_float(tmp, ranges[i], io_u_lat_n[i]);
1911 }
cc372b17 1912 /* Microsecond latency */
d6bb626e
VF		 1913 tmp = json_create_object();
1914 json_object_add_value_object(root, "latency_us", tmp);
cc372b17
SL		 1915 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) {
1916 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1917 "250", "500", "750", "1000", };
1918 json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]);
1919 }
1920 /* Millisecond latency */
1921 tmp = json_create_object();
1922 json_object_add_value_object(root, "latency_ms", tmp);
1923 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) {
1924 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1925 "250", "500", "750", "1000", "2000",
1926 ">=2000", };
1927 json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]);
1928 }
1929
1930 /* Additional output if continue_on_error set - default off*/
1931 if (ts->continue_on_error) {
1932 json_object_add_value_int(root, "total_err", ts->total_err_count);
952b05e0 1933 json_object_add_value_int(root, "first_error", ts->first_error);
cc372b17
SL		 1934 }
1935
3e260a46
JA		 1936 if (ts->latency_depth) {
1937 json_object_add_value_int(root, "latency_depth", ts->latency_depth);
1938 json_object_add_value_int(root, "latency_target", ts->latency_target);
1939 json_object_add_value_float(root, "latency_percentile", ts->latency_percentile.u.f);
1940 json_object_add_value_int(root, "latency_window", ts->latency_window);
1941 }
1942
cc372b17
SL		 1943 /* Additional output if description is set */
1944 if (strlen(ts->description))
1945 json_object_add_value_string(root, "desc", ts->description);
1946
66347cfa
DE		 1947 if (ts->nr_block_infos) {
1948 /* Block error histogram and types */
1949 int len;
1950 unsigned int *percentiles = NULL;
1951 unsigned int block_state_counts[BLOCK_STATE_COUNT];
1952
1953 len = calc_block_percentiles(ts->nr_block_infos, ts->block_infos,
1954 ts->percentile_list,
1955 &percentiles, block_state_counts);
1956
1957 if (len) {
1958 struct json_object *block, *percentile_object, *states;
8a68c41c 1959 int state;
66347cfa
DE		 1960 block = json_create_object();
1961 json_object_add_value_object(root, "block", block);
1962
1963 percentile_object = json_create_object();
1964 json_object_add_value_object(block, "percentiles",
1965 percentile_object);
1966 for (i = 0; i < len; i++) {
1967 char buf[20];
1968 snprintf(buf, sizeof(buf), "%f",
1969 ts->percentile_list[i].u.f);
1970 json_object_add_value_int(percentile_object,
c0a6be6c 1971 buf,
66347cfa
DE		 1972 percentiles[i]);
1973 }
1974
1975 states = json_create_object();
1976 json_object_add_value_object(block, "states", states);
1977 for (state = 0; state < BLOCK_STATE_COUNT; state++) {
1978 json_object_add_value_int(states,
1979 block_state_names[state],
1980 block_state_counts[state]);
1981 }
1982 free(percentiles);
1983 }
1984 }
1985
bb49c8bd 1986 if (ts->ss_dur) {
ba8fb6f6
VF		 1987 struct json_object *data;
1988 struct json_array *iops, *bw;
a43f4461 1989 int j, k, l;
6da94b07 1990 char ss_buf[64];
16e56d25 1991
6da94b07 1992 snprintf(ss_buf, sizeof(ss_buf), "%s%s:%f%s",
c8caba48
JA		 1993 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1994 ts->ss_state & FIO_SS_SLOPE ? "_slope" : "",
bb49c8bd 1995 (float) ts->ss_limit.u.f,
c8caba48 1996 ts->ss_state & FIO_SS_PCT ? "%" : "");
16e56d25
VF		 1997
1998 tmp = json_create_object();
1999 json_object_add_value_object(root, "steadystate", tmp);
6da94b07 2000 json_object_add_value_string(tmp, "ss", ss_buf);
bb49c8bd 2001 json_object_add_value_int(tmp, "duration", (int)ts->ss_dur);
c8caba48 2002 json_object_add_value_int(tmp, "attained", (ts->ss_state & FIO_SS_ATTAINED) > 0);
6da94b07 2003
bb49c8bd 2004 snprintf(ss_buf, sizeof(ss_buf), "%f%s", (float) ts->ss_criterion.u.f,
c8caba48 2005 ts->ss_state & FIO_SS_PCT ? "%" : "");
6da94b07 2006 json_object_add_value_string(tmp, "criterion", ss_buf);
bb49c8bd
VF		 2007 json_object_add_value_float(tmp, "max_deviation", ts->ss_deviation.u.f);
2008 json_object_add_value_float(tmp, "slope", ts->ss_slope.u.f);
ba8fb6f6
VF		 2009
2010 data = json_create_object();
2011 json_object_add_value_object(tmp, "data", data);
2012 bw = json_create_array();
2013 iops = json_create_array();
412c7d91
VF		 2014
2015 /*
2016 ** if ss was attained or the buffer is not full,
2017 ** ss->head points to the first element in the list.
2018 ** otherwise it actually points to the second element
2019 ** in the list
2020 */
c8caba48 2021 if ((ts->ss_state & FIO_SS_ATTAINED) || !(ts->ss_state & FIO_SS_BUFFER_FULL))
bb49c8bd 2022 j = ts->ss_head;
412c7d91 2023 else
bb49c8bd 2024 j = ts->ss_head == 0 ? ts->ss_dur - 1 : ts->ss_head - 1;
a43f4461
JA		 2025 for (l = 0; l < ts->ss_dur; l++) {
2026 k = (j + l) % ts->ss_dur;
bb49c8bd
VF		 2027 json_array_add_value_int(bw, ts->ss_bw_data[k]);
2028 json_array_add_value_int(iops, ts->ss_iops_data[k]);
16e56d25 2029 }
bb49c8bd
VF		 2030 json_object_add_value_int(data, "bw_mean", steadystate_bw_mean(ts));
2031 json_object_add_value_int(data, "iops_mean", steadystate_iops_mean(ts));
6da94b07
VF		 2032 json_object_add_value_array(data, "iops", iops);
2033 json_object_add_value_array(data, "bw", bw);
16e56d25
VF		 2034 }
2035
cc372b17
SL		 2036 return root;
2037}
2038
4d658652 2039static void show_thread_status_terse(struct thread_stat *ts,
a666cab8
JA		 2040 struct group_run_stats *rs,
2041 struct buf_output *out)
4d658652 2042{
a2c95580 2043 if (terse_version >= 2 && terse_version <= 5)
bef2112b 2044 show_thread_status_terse_all(ts, rs, terse_version, out);
4d658652
JA		 2045 else
2046 log_err("fio: bad terse version!? %d\n", terse_version);
2047}
2048
952b05e0 2049struct json_object *show_thread_status(struct thread_stat *ts,
a666cab8 2050 struct group_run_stats *rs,
0279b880 2051 struct flist_head *opt_list,
a666cab8 2052 struct buf_output *out)
952b05e0 2053{
129fb2d4
JA		 2054 struct json_object *ret = NULL;
2055
2056 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 2057 show_thread_status_terse(ts, rs, out);
129fb2d4 2058 if (output_format & FIO_OUTPUT_JSON)
0279b880 2059 ret = show_thread_status_json(ts, rs, opt_list);
129fb2d4 2060 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2061 show_thread_status_normal(ts, rs, out);
129fb2d4
JA		 2062
2063 return ret;
952b05e0
CF		 2064}
2065
70750d6a 2066static void __sum_stat(struct io_stat *dst, struct io_stat *src, bool first)
756867bd
JA		 2067{
2068 double mean, S;
2069
2070 dst->min_val = min(dst->min_val, src->min_val);
2071 dst->max_val = max(dst->max_val, src->max_val);
756867bd
JA		 2072
2073 /*
cdcac5cf
YH		 2074 * Compute new mean and S after the merge
2075 * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
2076 * #Parallel_algorithm>
756867bd 2077 */
fd595830 2078 if (first) {
802ad4a8
JA		 2079 mean = src->mean.u.f;
2080 S = src->S.u.f;
756867bd 2081 } else {
802ad4a8 2082 double delta = src->mean.u.f - dst->mean.u.f;
cdcac5cf 2083
802ad4a8
JA		 2084 mean = ((src->mean.u.f * src->samples) +
2085 (dst->mean.u.f * dst->samples)) /
cdcac5cf
YH		 2086 (dst->samples + src->samples);
2087
802ad4a8 2088 S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) *
cdcac5cf
YH		 2089 (dst->samples * src->samples) /
2090 (dst->samples + src->samples);
756867bd
JA		 2091 }
2092
cdcac5cf 2093 dst->samples += src->samples;
802ad4a8
JA		 2094 dst->mean.u.f = mean;
2095 dst->S.u.f = S;
70750d6a
JA		 2096
2097}
2098
2099/*
2100 * We sum two kinds of stats - one that is time based, in which case we
2101 * apply the proper summing technique, and then one that is iops/bw
2102 * numbers. For group_reporting, we should just add those up, not make
2103 * them the mean of everything.
2104 */
2105static void sum_stat(struct io_stat *dst, struct io_stat *src, bool first,
2106 bool pure_sum)
2107{
2108 if (src->samples == 0)
2109 return;
2110
2111 if (!pure_sum) {
2112 __sum_stat(dst, src, first);
2113 return;
2114 }
2115
68afa5b5
JA		 2116 if (first) {
2117 dst->min_val = src->min_val;
2118 dst->max_val = src->max_val;
2119 dst->samples = src->samples;
2120 dst->mean.u.f = src->mean.u.f;
2121 dst->S.u.f = src->S.u.f;
2122 } else {
2123 dst->min_val += src->min_val;
2124 dst->max_val += src->max_val;
2125 dst->samples += src->samples;
2126 dst->mean.u.f += src->mean.u.f;
2127 dst->S.u.f += src->S.u.f;
2128 }
756867bd
JA		 2129}
2130
37f0c1ae
JA		 2131void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src)
2132{
2133 int i;
2134
6eaf09d6 2135 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
37f0c1ae
JA		 2136 if (dst->max_run[i] < src->max_run[i])
2137 dst->max_run[i] = src->max_run[i];
2138 if (dst->min_run[i] && dst->min_run[i] > src->min_run[i])
2139 dst->min_run[i] = src->min_run[i];
2140 if (dst->max_bw[i] < src->max_bw[i])
2141 dst->max_bw[i] = src->max_bw[i];
2142 if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i])
2143 dst->min_bw[i] = src->min_bw[i];
2144
af7f87cb 2145 dst->iobytes[i] += src->iobytes[i];
37f0c1ae
JA		 2146 dst->agg[i] += src->agg[i];
2147 }
2148
dbae1bd6
JA		 2149 if (!dst->kb_base)
2150 dst->kb_base = src->kb_base;
2151 if (!dst->unit_base)
2152 dst->unit_base = src->unit_base;
18aa1998
JF		 2153 if (!dst->sig_figs)
2154 dst->sig_figs = src->sig_figs;
37f0c1ae
JA		 2155}
2156
fd595830
JA		 2157void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src,
2158 bool first)
5b9babb7 2159{
df8781b6 2160 int k, l, m;
5b9babb7 2161
6eaf09d6 2162 for (l = 0; l < DDIR_RWDIR_CNT; l++) {
5cb8a8cd 2163 if (!(dst->unified_rw_rep == UNIFIED_MIXED)) {
70750d6a 2164 sum_stat(&dst->clat_stat[l], &src->clat_stat[l], first, false);
b2a432bf 2165 sum_stat(&dst->clat_high_prio_stat[l], &src->clat_high_prio_stat[l], first, false);
efd78265 2166 sum_stat(&dst->clat_low_prio_stat[l], &src->clat_low_prio_stat[l], first, false);
70750d6a
JA		 2167 sum_stat(&dst->slat_stat[l], &src->slat_stat[l], first, false);
2168 sum_stat(&dst->lat_stat[l], &src->lat_stat[l], first, false);
2169 sum_stat(&dst->bw_stat[l], &src->bw_stat[l], first, true);
2170 sum_stat(&dst->iops_stat[l], &src->iops_stat[l], first, true);
771e58be
JA		 2171
2172 dst->io_bytes[l] += src->io_bytes[l];
2173
2174 if (dst->runtime[l] < src->runtime[l])
2175 dst->runtime[l] = src->runtime[l];
2176 } else {
70750d6a 2177 sum_stat(&dst->clat_stat[0], &src->clat_stat[l], first, false);
77e352c9
VF		 2178 sum_stat(&dst->clat_high_prio_stat[0], &src->clat_high_prio_stat[l], first, false);
2179 sum_stat(&dst->clat_low_prio_stat[0], &src->clat_low_prio_stat[l], first, false);
70750d6a
JA		 2180 sum_stat(&dst->slat_stat[0], &src->slat_stat[l], first, false);
2181 sum_stat(&dst->lat_stat[0], &src->lat_stat[l], first, false);
2182 sum_stat(&dst->bw_stat[0], &src->bw_stat[l], first, true);
2183 sum_stat(&dst->iops_stat[0], &src->iops_stat[l], first, true);
771e58be
JA		 2184
2185 dst->io_bytes[0] += src->io_bytes[l];
2186
2187 if (dst->runtime[0] < src->runtime[l])
2188 dst->runtime[0] = src->runtime[l];
fd595830
JA		 2189
2190 /*
2191 * We're summing to the same destination, so override
2192 * 'first' after the first iteration of the loop
2193 */
2194 first = false;
771e58be 2195 }
5b9babb7
JA		 2196 }
2197
70750d6a 2198 sum_stat(&dst->sync_stat, &src->sync_stat, first, false);
5b9babb7
JA		 2199 dst->usr_time += src->usr_time;
2200 dst->sys_time += src->sys_time;
2201 dst->ctx += src->ctx;
2202 dst->majf += src->majf;
2203 dst->minf += src->minf;
2204
b2b3eefe 2205 for (k = 0; k < FIO_IO_U_MAP_NR; k++) {
5b9babb7 2206 dst->io_u_map[k] += src->io_u_map[k];
5b9babb7 2207 dst->io_u_submit[k] += src->io_u_submit[k];
5b9babb7 2208 dst->io_u_complete[k] += src->io_u_complete[k];
b2b3eefe 2209 }
bf14b39e
VF		 2210
2211 for (k = 0; k < FIO_IO_U_LAT_N_NR; k++)
d6bb626e 2212 dst->io_u_lat_n[k] += src->io_u_lat_n[k];
bf14b39e 2213 for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
5b9babb7 2214 dst->io_u_lat_u[k] += src->io_u_lat_u[k];
bf14b39e 2215 for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
5b9babb7 2216 dst->io_u_lat_m[k] += src->io_u_lat_m[k];
bf14b39e 2217
6eaf09d6 2218 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
5cb8a8cd 2219 if (!(dst->unified_rw_rep == UNIFIED_MIXED)) {
771e58be
JA		 2220 dst->total_io_u[k] += src->total_io_u[k];
2221 dst->short_io_u[k] += src->short_io_u[k];
3bcb9d94 2222 dst->drop_io_u[k] += src->drop_io_u[k];
771e58be
JA		 2223 } else {
2224 dst->total_io_u[0] += src->total_io_u[k];
2225 dst->short_io_u[0] += src->short_io_u[k];
3bcb9d94 2226 dst->drop_io_u[0] += src->drop_io_u[k];
771e58be 2227 }
5b9babb7
JA		 2228 }
2229
7f3ecee2
JA		 2230 dst->total_io_u[DDIR_SYNC] += src->total_io_u[DDIR_SYNC];
2231
df8781b6
VF		 2232 for (k = 0; k < FIO_LAT_CNT; k++)
2233 for (l = 0; l < DDIR_RWDIR_CNT; l++)
2234 for (m = 0; m < FIO_IO_U_PLAT_NR; m++)
5cb8a8cd 2235 if (!(dst->unified_rw_rep == UNIFIED_MIXED))
df8781b6
VF		 2236 dst->io_u_plat[k][l][m] += src->io_u_plat[k][l][m];
2237 else
2238 dst->io_u_plat[k][0][m] += src->io_u_plat[k][l][m];
771e58be 2239
df8781b6
VF		 2240 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
2241 dst->io_u_sync_plat[k] += src->io_u_sync_plat[k];
2242
2243 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
771e58be 2244 for (m = 0; m < FIO_IO_U_PLAT_NR; m++) {
5cb8a8cd 2245 if (!(dst->unified_rw_rep == UNIFIED_MIXED)) {
b2a432bf 2246 dst->io_u_plat_high_prio[k][m] += src->io_u_plat_high_prio[k][m];
efd78265 2247 dst->io_u_plat_low_prio[k][m] += src->io_u_plat_low_prio[k][m];
b2a432bf 2248 } else {
b2a432bf 2249 dst->io_u_plat_high_prio[0][m] += src->io_u_plat_high_prio[k][m];
efd78265 2250 dst->io_u_plat_low_prio[0][m] += src->io_u_plat_low_prio[k][m];
b2a432bf
PC		 2251 }
2252
771e58be 2253 }
5b9babb7
JA		 2254 }
2255
2256 dst->total_run_time += src->total_run_time;
2257 dst->total_submit += src->total_submit;
2258 dst->total_complete += src->total_complete;
fd5d733f 2259 dst->nr_zone_resets += src->nr_zone_resets;
96563db9
JA		 2260 dst->cachehit += src->cachehit;
2261 dst->cachemiss += src->cachemiss;
5b9babb7
JA		 2262}
2263
37f0c1ae
JA		 2264void init_group_run_stat(struct group_run_stats *gs)
2265{
6eaf09d6 2266 int i;
37f0c1ae 2267 memset(gs, 0, sizeof(*gs));
6eaf09d6
SL		 2268
2269 for (i = 0; i < DDIR_RWDIR_CNT; i++)
2270 gs->min_bw[i] = gs->min_run[i] = ~0UL;
37f0c1ae
JA		 2271}
2272
2273void init_thread_stat(struct thread_stat *ts)
2274{
2275 int j;
2276
2277 memset(ts, 0, sizeof(*ts));
2278
6eaf09d6 2279 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
37f0c1ae
JA		 2280 ts->lat_stat[j].min_val = -1UL;
2281 ts->clat_stat[j].min_val = -1UL;
2282 ts->slat_stat[j].min_val = -1UL;
2283 ts->bw_stat[j].min_val = -1UL;
188b6016 2284 ts->iops_stat[j].min_val = -1UL;
b2a432bf 2285 ts->clat_high_prio_stat[j].min_val = -1UL;
efd78265 2286 ts->clat_low_prio_stat[j].min_val = -1UL;
37f0c1ae 2287 }
7f3ecee2 2288 ts->sync_stat.min_val = -1UL;
37f0c1ae
JA		 2289 ts->groupid = -1;
2290}
2291
83f7b64e 2292void __show_run_stats(void)
3c39a379
JA		 2293{
2294 struct group_run_stats *runstats, *rs;
2295 struct thread_data *td;
756867bd 2296 struct thread_stat *threadstats, *ts;
4da24b69 2297 int i, j, k, nr_ts, last_ts, idx;
8985b491
JA		 2298 bool kb_base_warned = false;
2299 bool unit_base_warned = false;
cc372b17
SL		 2300 struct json_object *root = NULL;
2301 struct json_array *array = NULL;
a666cab8 2302 struct buf_output output[FIO_OUTPUT_NR];
66e19a38 2303 struct flist_head **opt_lists;
a666cab8 2304
3c39a379
JA		 2305 runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
2306
37f0c1ae
JA		 2307 for (i = 0; i < groupid + 1; i++)
2308 init_group_run_stat(&runstats[i]);
3c39a379 2309
756867bd
JA		 2310 /*
2311 * find out how many threads stats we need. if group reporting isn't
2312 * enabled, it's one-per-td.
2313 */
2314 nr_ts = 0;
2315 last_ts = -1;
2316 for_each_td(td, i) {
2dc1bbeb 2317 if (!td->o.group_reporting) {
756867bd
JA		 2318 nr_ts++;
2319 continue;
2320 }
2321 if (last_ts == td->groupid)
2322 continue;
8243be59
JA		 2323 if (!td->o.stats)
2324 continue;
756867bd
JA		 2325
2326 last_ts = td->groupid;
2327 nr_ts++;
2328 }
2329
2330 threadstats = malloc(nr_ts * sizeof(struct thread_stat));
66e19a38 2331 opt_lists = malloc(nr_ts * sizeof(struct flist_head *));
756867bd 2332
66e19a38 2333 for (i = 0; i < nr_ts; i++) {
37f0c1ae 2334 init_thread_stat(&threadstats[i]);
66e19a38
JA		 2335 opt_lists[i] = NULL;
2336 }
756867bd
JA		 2337
2338 j = 0;
2339 last_ts = -1;
197574e4 2340 idx = 0;
34572e28 2341 for_each_td(td, i) {
8243be59
JA		 2342 if (!td->o.stats)
2343 continue;
2dc1bbeb
JA		 2344 if (idx && (!td->o.group_reporting ||
2345 (td->o.group_reporting && last_ts != td->groupid))) {
7abd0e3a
JA		 2346 idx = 0;
2347 j++;
2348 }
2349
2350 last_ts = td->groupid;
2351
756867bd
JA		 2352 ts = &threadstats[j];
2353
83349190 2354 ts->clat_percentiles = td->o.clat_percentiles;
b599759b 2355 ts->lat_percentiles = td->o.lat_percentiles;
56440e63 2356 ts->slat_percentiles = td->o.slat_percentiles;
435d195a 2357 ts->percentile_precision = td->o.percentile_precision;
fd112d34 2358 memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
66e19a38 2359 opt_lists[j] = &td->opt_list;
83349190 2360
197574e4 2361 idx++;
6586ee89 2362 ts->members++;
756867bd 2363
7abd0e3a 2364 if (ts->groupid == -1) {
2dc84ba7
JA		 2365 /*
2366 * These are per-group shared already
2367 */
36833fb0 2368 snprintf(ts->name, sizeof(ts->name), "%s", td->o.name);
a64e88da 2369 if (td->o.description)
36833fb0
BVA		 2370 snprintf(ts->description,
2371 sizeof(ts->description), "%s",
2372 td->o.description);
a64e88da 2373 else
4e59d0f3 2374 memset(ts->description, 0, FIO_JOBDESC_SIZE);
a64e88da 2375
2f122b13
JA		 2376 /*
2377 * If multiple entries in this group, this is
2378 * the first member.
2379 */
2380 ts->thread_number = td->thread_number;
756867bd 2381 ts->groupid = td->groupid;
2dc84ba7
JA		 2382
2383 /*
2384 * first pid in group, not very useful...
2385 */
756867bd 2386 ts->pid = td->pid;
90fef2d1
JA		 2387
2388 ts->kb_base = td->o.kb_base;
ad705bcb 2389 ts->unit_base = td->o.unit_base;
e883cb35 2390 ts->sig_figs = td->o.sig_figs;
771e58be 2391 ts->unified_rw_rep = td->o.unified_rw_rep;
90fef2d1
JA		 2392 } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
2393 log_info("fio: kb_base differs for jobs in group, using"
2394 " %u as the base\n", ts->kb_base);
8985b491 2395 kb_base_warned = true;
ad705bcb
SN		 2396 } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) {
2397 log_info("fio: unit_base differs for jobs in group, using"
2398 " %u as the base\n", ts->unit_base);
8985b491 2399 unit_base_warned = true;
2dc84ba7
JA		 2400 }
2401
f2bba182
RR		 2402 ts->continue_on_error = td->o.continue_on_error;
2403 ts->total_err_count += td->total_err_count;
2404 ts->first_error = td->first_error;
2405 if (!ts->error) {
2406 if (!td->error && td->o.continue_on_error &&
2407 td->first_error) {
2408 ts->error = td->first_error;
36833fb0
BVA		 2409 snprintf(ts->verror, sizeof(ts->verror), "%s",
2410 td->verror);
f2bba182
RR		 2411 } else if (td->error) {
2412 ts->error = td->error;
36833fb0
BVA		 2413 snprintf(ts->verror, sizeof(ts->verror), "%s",
2414 td->verror);
f2bba182 2415 }
756867bd
JA		 2416 }
2417
3e260a46
JA		 2418 ts->latency_depth = td->latency_qd;
2419 ts->latency_target = td->o.latency_target;
2420 ts->latency_percentile = td->o.latency_percentile;
2421 ts->latency_window = td->o.latency_window;
2422
0e4dd95c 2423 ts->nr_block_infos = td->ts.nr_block_infos;
4da24b69
JA		 2424 for (k = 0; k < ts->nr_block_infos; k++)
2425 ts->block_infos[k] = td->ts.block_infos[k];
0e4dd95c 2426
fd595830 2427 sum_thread_stats(ts, &td->ts, idx == 1);
16e56d25 2428
bb49c8bd
VF		 2429 if (td->o.ss_dur) {
2430 ts->ss_state = td->ss.state;
2431 ts->ss_dur = td->ss.dur;
2432 ts->ss_head = td->ss.head;
bb49c8bd
VF		 2433 ts->ss_bw_data = td->ss.bw_data;
2434 ts->ss_iops_data = td->ss.iops_data;
2435 ts->ss_limit.u.f = td->ss.limit;
2436 ts->ss_slope.u.f = td->ss.slope;
2437 ts->ss_deviation.u.f = td->ss.deviation;
2438 ts->ss_criterion.u.f = td->ss.criterion;
2439 }
16e56d25 2440 else
bb49c8bd 2441 ts->ss_dur = ts->ss_state = 0;
756867bd
JA		 2442 }
2443
2444 for (i = 0; i < nr_ts; i++) {
94370ac4 2445 unsigned long long bw;
3c39a379 2446
756867bd 2447 ts = &threadstats[i];
dedb88eb
JA		 2448 if (ts->groupid == -1)
2449 continue;
756867bd 2450 rs = &runstats[ts->groupid];
90fef2d1 2451 rs->kb_base = ts->kb_base;
ad705bcb 2452 rs->unit_base = ts->unit_base;
e883cb35 2453 rs->sig_figs = ts->sig_figs;
5cb8a8cd 2454 rs->unified_rw_rep |= ts->unified_rw_rep;
3c39a379 2455
6eaf09d6 2456 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
94370ac4
JA		 2457 if (!ts->runtime[j])
2458 continue;
2459 if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j])
2460 rs->min_run[j] = ts->runtime[j];
2461 if (ts->runtime[j] > rs->max_run[j])
2462 rs->max_run[j] = ts->runtime[j];
2463
2464 bw = 0;
af7f87cb
RE		 2465 if (ts->runtime[j])
2466 bw = ts->io_bytes[j] * 1000 / ts->runtime[j];
94370ac4
JA		 2467 if (bw < rs->min_bw[j])
2468 rs->min_bw[j] = bw;
2469 if (bw > rs->max_bw[j])
2470 rs->max_bw[j] = bw;
2471
af7f87cb 2472 rs->iobytes[j] += ts->io_bytes[j];
94370ac4 2473 }
3c39a379
JA		 2474 }
2475
2476 for (i = 0; i < groupid + 1; i++) {
6eaf09d6
SL		 2477 int ddir;
2478
3c39a379
JA		 2479 rs = &runstats[i];
2480
6eaf09d6
SL		 2481 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2482 if (rs->max_run[ddir])
af7f87cb 2483 rs->agg[ddir] = (rs->iobytes[ddir] * 1000) /
6eaf09d6
SL		 2484 rs->max_run[ddir];
2485 }
3c39a379
JA		 2486 }
2487
a666cab8 2488 for (i = 0; i < FIO_OUTPUT_NR; i++)
e250c0a9 2489 buf_output_init(&output[i]);
a666cab8 2490
3c39a379
JA		 2491 /*
2492 * don't overwrite last signal output
2493 */
129fb2d4 2494 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2495 log_buf(&output[__FIO_OUTPUT_NORMAL], "\n");
129fb2d4 2496 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2497 struct thread_data *global;
35326842 2498 char time_buf[32];
aa7d2ef0
RH		 2499 struct timeval now;
2500 unsigned long long ms_since_epoch;
afd74e2a 2501 time_t tv_sec;
91e53870 2502
aa7d2ef0
RH		 2503 gettimeofday(&now, NULL);
2504 ms_since_epoch = (unsigned long long)(now.tv_sec) * 1000 +
2505 (unsigned long long)(now.tv_usec) / 1000;
2506
afd74e2a
BVA		 2507 tv_sec = now.tv_sec;
2508 os_ctime_r(&tv_sec, time_buf, sizeof(time_buf));
1d272416
JA		 2509 if (time_buf[strlen(time_buf) - 1] == '\n')
2510 time_buf[strlen(time_buf) - 1] = '\0';
91e53870 2511
cc372b17
SL		 2512 root = json_create_object();
2513 json_object_add_value_string(root, "fio version", fio_version_string);
aa7d2ef0
RH		 2514 json_object_add_value_int(root, "timestamp", now.tv_sec);
2515 json_object_add_value_int(root, "timestamp_ms", ms_since_epoch);
91e53870 2516 json_object_add_value_string(root, "time", time_buf);
66e19a38 2517 global = get_global_options();
0cf542af 2518 json_add_job_opts(root, "global options", &global->opt_list);
cc372b17
SL		 2519 array = json_create_array();
2520 json_object_add_value_array(root, "jobs", array);
2521 }
3c39a379 2522
0279b880
JA		 2523 if (is_backend)
2524 fio_server_send_job_options(&get_global_options()->opt_list, -1U);
2525
756867bd
JA		 2526 for (i = 0; i < nr_ts; i++) {
2527 ts = &threadstats[i];
2528 rs = &runstats[ts->groupid];
3c39a379 2529
0279b880
JA		 2530 if (is_backend) {
2531 fio_server_send_job_options(opt_lists[i], i);
a64e88da 2532 fio_server_send_ts(ts, rs);
0279b880 2533 } else {
129fb2d4 2534 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 2535 show_thread_status_terse(ts, rs, &output[__FIO_OUTPUT_TERSE]);
129fb2d4 2536 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2537 struct json_object *tmp = show_thread_status_json(ts, rs, opt_lists[i]);
129fb2d4
JA		 2538 json_array_add_value_object(array, tmp);
2539 }
2540 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2541 show_thread_status_normal(ts, rs, &output[__FIO_OUTPUT_NORMAL]);
129fb2d4 2542 }
3c39a379 2543 }
ab34ddd1 2544 if (!is_backend && (output_format & FIO_OUTPUT_JSON)) {
cc372b17 2545 /* disk util stats, if any */
a666cab8 2546 show_disk_util(1, root, &output[__FIO_OUTPUT_JSON]);
cc372b17 2547
a666cab8 2548 show_idle_prof_stats(FIO_OUTPUT_JSON, root, &output[__FIO_OUTPUT_JSON]);
f2a2ce0e 2549
a666cab8
JA		 2550 json_print_object(root, &output[__FIO_OUTPUT_JSON]);
2551 log_buf(&output[__FIO_OUTPUT_JSON], "\n");
cc372b17
SL		 2552 json_free_object(root);
2553 }
3c39a379 2554
72c27ff8
JA		 2555 for (i = 0; i < groupid + 1; i++) {
2556 rs = &runstats[i];
3c39a379 2557
72c27ff8 2558 rs->groupid = i;
d09a64a0 2559 if (is_backend)
72c27ff8 2560 fio_server_send_gs(rs);
129fb2d4 2561 else if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2562 show_group_stats(rs, &output[__FIO_OUTPUT_NORMAL]);
c6ae0a5b 2563 }
eecf272f 2564
72c27ff8
JA		 2565 if (is_backend)
2566 fio_server_send_du();
129fb2d4 2567 else if (output_format & FIO_OUTPUT_NORMAL) {
a666cab8
JA		 2568 show_disk_util(0, NULL, &output[__FIO_OUTPUT_NORMAL]);
2569 show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL, &output[__FIO_OUTPUT_NORMAL]);
60904003 2570 }
f2a2ce0e 2571
3d57c0e9 2572 for (i = 0; i < FIO_OUTPUT_NR; i++) {
3dc3aa41 2573 struct buf_output *out = &output[i];
8dd0eca3 2574
3dc3aa41 2575 log_info_buf(out->buf, out->buflen);
3dc3aa41 2576 buf_output_free(out);
3d57c0e9 2577 }
2b8c71b0 2578
7ceefc09
FS		 2579 fio_idle_prof_cleanup();
2580
fdd5f15f 2581 log_info_flush();
eecf272f 2582 free(runstats);
756867bd 2583 free(threadstats);
66e19a38 2584 free(opt_lists);
3c39a379
JA		 2585}
2586
966f8ef9 2587int __show_running_run_stats(void)
b852e7cf
JA		 2588{
2589 struct thread_data *td;
2590 unsigned long long *rt;
8b6a404c 2591 struct timespec ts;
b852e7cf
JA		 2592 int i;
2593
971caeb1 2594 fio_sem_down(stat_sem);
90811930 2595
b852e7cf 2596 rt = malloc(thread_number * sizeof(unsigned long long));
8b6a404c 2597 fio_gettime(&ts, NULL);
b852e7cf
JA		 2598
2599 for_each_td(td, i) {
c97f1ad6 2600 td->update_rusage = 1;
dde39f8c
AD		 2601 for_each_rw_ddir(ddir) {
2602 td->ts.io_bytes[ddir] = td->io_bytes[ddir];
2603 }
8b6a404c 2604 td->ts.total_run_time = mtime_since(&td->epoch, &ts);
6c041a88 2605
8b6a404c 2606 rt[i] = mtime_since(&td->start, &ts);
6c041a88 2607 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
2608 td->ts.runtime[DDIR_READ] += rt[i];
2609 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
2610 td->ts.runtime[DDIR_WRITE] += rt[i];
2611 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
2612 td->ts.runtime[DDIR_TRIM] += rt[i];
b852e7cf
JA		 2613 }
2614
c97f1ad6 2615 for_each_td(td, i) {
fda2cfac
JA		 2616 if (td->runstate >= TD_EXITED)
2617 continue;
c97f1ad6
JA		 2618 if (td->rusage_sem) {
2619 td->update_rusage = 1;
971caeb1 2620 fio_sem_down(td->rusage_sem);
c97f1ad6
JA		 2621 }
2622 td->update_rusage = 0;
2623 }
2624
cef9175e 2625 __show_run_stats();
b852e7cf
JA		 2626
2627 for_each_td(td, i) {
6c041a88 2628 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
b852e7cf 2629 td->ts.runtime[DDIR_READ] -= rt[i];
6c041a88 2630 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
b852e7cf 2631 td->ts.runtime[DDIR_WRITE] -= rt[i];
6c041a88 2632 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
6eaf09d6 2633 td->ts.runtime[DDIR_TRIM] -= rt[i];
b852e7cf
JA		 2634 }
2635
2636 free(rt);
971caeb1 2637 fio_sem_up(stat_sem);
966f8ef9
BVA		 2638
2639 return 0;
b852e7cf
JA		 2640}
2641
8985b491 2642static bool status_file_disabled;
06464907 2643
dac45f23 2644#define FIO_STATUS_FILE "fio-dump-status"
06464907
JA		 2645
2646static int check_status_file(void)
2647{
2648 struct stat sb;
a0bafb7d
BC		 2649 const char *temp_dir;
2650 char fio_status_file_path[PATH_MAX];
06464907 2651
77d99675
JA		 2652 if (status_file_disabled)
2653 return 0;
2654
a0bafb7d 2655 temp_dir = getenv("TMPDIR");
48b16e27 2656 if (temp_dir == NULL) {
a0bafb7d 2657 temp_dir = getenv("TEMP");
48b16e27
JA		 2658 if (temp_dir && strlen(temp_dir) >= PATH_MAX)
2659 temp_dir = NULL;
2660 }
a0bafb7d
BC		 2661 if (temp_dir == NULL)
2662 temp_dir = "/tmp";
3544731c
BVA		 2663#ifdef __COVERITY__
2664 __coverity_tainted_data_sanitize__(temp_dir);
2665#endif
a0bafb7d
BC		 2666
2667 snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE);
2668
2669 if (stat(fio_status_file_path, &sb))
06464907
JA		 2670 return 0;
2671
77d99675
JA		 2672 if (unlink(fio_status_file_path) < 0) {
2673 log_err("fio: failed to unlink %s: %s\n", fio_status_file_path,
2674 strerror(errno));
2675 log_err("fio: disabling status file updates\n");
8985b491 2676 status_file_disabled = true;
77d99675
JA		 2677 }
2678
06464907
JA		 2679 return 1;
2680}
2681
2682void check_for_running_stats(void)
2683{
06464907
JA		 2684 if (check_status_file()) {
2685 show_running_run_stats();
2686 return;
2687 }
2688}
2689
d6bb626e 2690static inline void add_stat_sample(struct io_stat *is, unsigned long long data)
3c39a379 2691{
68704084 2692 double val = data;
6660cc67 2693 double delta;
68704084
JA		 2694
2695 if (data > is->max_val)
2696 is->max_val = data;
2697 if (data < is->min_val)
2698 is->min_val = data;
2699
802ad4a8 2700 delta = val - is->mean.u.f;
ef11d737 2701 if (delta) {
802ad4a8
JA		 2702 is->mean.u.f += delta / (is->samples + 1.0);
2703 is->S.u.f += delta * (val - is->mean.u.f);
ef11d737 2704 }
3c39a379 2705
3c39a379
JA		 2706 is->samples++;
2707}
2708
7e419452
JA		 2709/*
2710 * Return a struct io_logs, which is added to the tail of the log
2711 * list for 'iolog'.
2712 */
2713static struct io_logs *get_new_log(struct io_log *iolog)
2714{
2715 size_t new_size, new_samples;
2716 struct io_logs *cur_log;
2717
2718 /*
2719 * Cap the size at MAX_LOG_ENTRIES, so we don't keep doubling
2720 * forever
2721 */
2722 if (!iolog->cur_log_max)
2723 new_samples = DEF_LOG_ENTRIES;
2724 else {
2725 new_samples = iolog->cur_log_max * 2;
2726 if (new_samples > MAX_LOG_ENTRIES)
2727 new_samples = MAX_LOG_ENTRIES;
2728 }
2729
7e419452 2730 new_size = new_samples * log_entry_sz(iolog);
7e419452 2731
90d2d53f 2732 cur_log = smalloc(sizeof(*cur_log));
7e419452
JA		 2733 if (cur_log) {
2734 INIT_FLIST_HEAD(&cur_log->list);
2735 cur_log->log = malloc(new_size);
2736 if (cur_log->log) {
2737 cur_log->nr_samples = 0;
2738 cur_log->max_samples = new_samples;
2739 flist_add_tail(&cur_log->list, &iolog->io_logs);
2740 iolog->cur_log_max = new_samples;
2741 return cur_log;
2742 }
90d2d53f 2743 sfree(cur_log);
7e419452
JA		 2744 }
2745
2746 return NULL;
2747}
2748
1fed2080
JA		 2749/*
2750 * Add and return a new log chunk, or return current log if big enough
2751 */
2752static struct io_logs *regrow_log(struct io_log *iolog)
7e419452
JA		 2753{
2754 struct io_logs *cur_log;
1fed2080 2755 int i;
7e419452 2756
1fed2080 2757 if (!iolog || iolog->disabled)
2ab71dc4 2758 goto disable;
7e419452 2759
1fed2080 2760 cur_log = iolog_cur_log(iolog);
a9afa45a
JA		 2761 if (!cur_log) {
2762 cur_log = get_new_log(iolog);
2763 if (!cur_log)
2764 return NULL;
2765 }
2766
7e419452
JA		 2767 if (cur_log->nr_samples < cur_log->max_samples)
2768 return cur_log;
2769
2770 /*
2771 * No room for a new sample. If we're compressing on the fly, flush
2772 * out the current chunk
2773 */
2774 if (iolog->log_gz) {
2775 if (iolog_cur_flush(iolog, cur_log)) {
2776 log_err("fio: failed flushing iolog! Will stop logging.\n");
2777 return NULL;
2778 }
2779 }
2780
2781 /*
2782 * Get a new log array, and add to our list
2783 */
2784 cur_log = get_new_log(iolog);
1fed2080
JA		 2785 if (!cur_log) {
2786 log_err("fio: failed extending iolog! Will stop logging.\n");
2787 return NULL;
2788 }
2789
2790 if (!iolog->pending || !iolog->pending->nr_samples)
80a24ba9 2791 return cur_log;
7e419452 2792
1fed2080
JA		 2793 /*
2794 * Flush pending items to new log
2795 */
2796 for (i = 0; i < iolog->pending->nr_samples; i++) {
2797 struct io_sample *src, *dst;
2798
2799 src = get_sample(iolog, iolog->pending, i);
2800 dst = get_sample(iolog, cur_log, i);
2801 memcpy(dst, src, log_entry_sz(iolog));
2802 }
0b2eef49 2803 cur_log->nr_samples = iolog->pending->nr_samples;
1fed2080
JA		 2804
2805 iolog->pending->nr_samples = 0;
2806 return cur_log;
2ab71dc4
JA		 2807disable:
2808 if (iolog)
2809 iolog->disabled = true;
2810 return NULL;
1fed2080
JA		 2811}
2812
2813void regrow_logs(struct thread_data *td)
2814{
2ab71dc4
JA		 2815 regrow_log(td->slat_log);
2816 regrow_log(td->clat_log);
1e613c9c 2817 regrow_log(td->clat_hist_log);
2ab71dc4
JA		 2818 regrow_log(td->lat_log);
2819 regrow_log(td->bw_log);
2820 regrow_log(td->iops_log);
1fed2080
JA		 2821 td->flags &= ~TD_F_REGROW_LOGS;
2822}
2823
76204de3
PM		 2824void regrow_agg_logs(void)
2825{
2826 enum fio_ddir ddir;
2827
2828 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
2829 regrow_log(agg_io_log[ddir]);
2830}
2831
1fed2080
JA		 2832static struct io_logs *get_cur_log(struct io_log *iolog)
2833{
2834 struct io_logs *cur_log;
2835
2836 cur_log = iolog_cur_log(iolog);
2837 if (!cur_log) {
2838 cur_log = get_new_log(iolog);
2839 if (!cur_log)
2840 return NULL;
2841 }
2842
2843 if (cur_log->nr_samples < cur_log->max_samples)
2844 return cur_log;
2845
2846 /*
1eb467fb
JA		 2847 * Out of space. If we're in IO offload mode, or we're not doing
2848 * per unit logging (hence logging happens outside of the IO thread
2849 * as well), add a new log chunk inline. If we're doing inline
2850 * submissions, flag 'td' as needing a log regrow and we'll take
2851 * care of it on the submission side.
1fed2080 2852 */
ab5643cb 2853 if ((iolog->td && iolog->td->o.io_submit_mode == IO_MODE_OFFLOAD) ||
1eb467fb 2854 !per_unit_log(iolog))
1fed2080
JA		 2855 return regrow_log(iolog);
2856
ab5643cb
IK		 2857 if (iolog->td)
2858 iolog->td->flags |= TD_F_REGROW_LOGS;
2859 if (iolog->pending)
2860 assert(iolog->pending->nr_samples < iolog->pending->max_samples);
1fed2080 2861 return iolog->pending;
7e419452
JA		 2862}
2863
af2fde19 2864static void __add_log_sample(struct io_log *iolog, union io_sample_data data,
5fff9543 2865 enum fio_ddir ddir, unsigned long long bs,
03ec570f
DLM		 2866 unsigned long t, uint64_t offset,
2867 unsigned int priority)
3c39a379 2868{
7e419452 2869 struct io_logs *cur_log;
306ddc97 2870
3c568239
JA		 2871 if (iolog->disabled)
2872 return;
7e419452 2873 if (flist_empty(&iolog->io_logs))
8355119b 2874 iolog->avg_last[ddir] = t;
b8bc8cba 2875
7e419452
JA		 2876 cur_log = get_cur_log(iolog);
2877 if (cur_log) {
2878 struct io_sample *s;
3c39a379 2879
7e419452 2880 s = get_sample(iolog, cur_log, cur_log->nr_samples);
3c39a379 2881
af2fde19 2882 s->data = data;
a9179eeb 2883 s->time = t + (iolog->td ? iolog->td->unix_epoch : 0);
7e419452
JA		 2884 io_sample_set_ddir(iolog, s, ddir);
2885 s->bs = bs;
03ec570f 2886 s->priority = priority;
ae588852 2887
7e419452
JA		 2888 if (iolog->log_offset) {
2889 struct io_sample_offset *so = (void *) s;
ae588852 2890
7e419452
JA		 2891 so->offset = offset;
2892 }
ae588852 2893
7e419452
JA		 2894 cur_log->nr_samples++;
2895 return;
ae588852
JA		 2896 }
2897
7e419452 2898 iolog->disabled = true;
3c39a379
JA		 2899}
2900
7fb28d36
JA		 2901static inline void reset_io_stat(struct io_stat *ios)
2902{
5b8f19b7
JA		 2903 ios->min_val = -1ULL;
2904 ios->max_val = ios->samples = 0;
7fb28d36
JA		 2905 ios->mean.u.f = ios->S.u.f = 0;
2906}
2907
6bb58215
JA		 2908void reset_io_stats(struct thread_data *td)
2909{
2910 struct thread_stat *ts = &td->ts;
df8781b6 2911 int i, j, k;
6bb58215
JA		 2912
2913 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
b2a432bf 2914 reset_io_stat(&ts->clat_high_prio_stat[i]);
efd78265 2915 reset_io_stat(&ts->clat_low_prio_stat[i]);
6bb58215
JA		 2916 reset_io_stat(&ts->clat_stat[i]);
2917 reset_io_stat(&ts->slat_stat[i]);
2918 reset_io_stat(&ts->lat_stat[i]);
2919 reset_io_stat(&ts->bw_stat[i]);
2920 reset_io_stat(&ts->iops_stat[i]);
2921
2922 ts->io_bytes[i] = 0;
2923 ts->runtime[i] = 0;
71cb78c1
VF		 2924 ts->total_io_u[i] = 0;
2925 ts->short_io_u[i] = 0;
2926 ts->drop_io_u[i] = 0;
6bb58215 2927
b2b3eefe 2928 for (j = 0; j < FIO_IO_U_PLAT_NR; j++) {
b2a432bf 2929 ts->io_u_plat_high_prio[i][j] = 0;
efd78265 2930 ts->io_u_plat_low_prio[i][j] = 0;
b2b3eefe
JA		 2931 if (!i)
2932 ts->io_u_sync_plat[j] = 0;
2933 }
6bb58215
JA		 2934 }
2935
df8781b6
VF		 2936 for (i = 0; i < FIO_LAT_CNT; i++)
2937 for (j = 0; j < DDIR_RWDIR_CNT; j++)
2938 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
2939 ts->io_u_plat[i][j][k] = 0;
2940
7f3ecee2
JA		 2941 ts->total_io_u[DDIR_SYNC] = 0;
2942
6bb58215
JA		 2943 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
2944 ts->io_u_map[i] = 0;
2945 ts->io_u_submit[i] = 0;
2946 ts->io_u_complete[i] = 0;
71cb78c1
VF		 2947 }
2948
d6bb626e
VF		 2949 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
2950 ts->io_u_lat_n[i] = 0;
71cb78c1 2951 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
6bb58215 2952 ts->io_u_lat_u[i] = 0;
71cb78c1 2953 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
6bb58215 2954 ts->io_u_lat_m[i] = 0;
6bb58215 2955
71cb78c1
VF		 2956 ts->total_submit = 0;
2957 ts->total_complete = 0;
fd5d733f 2958 ts->nr_zone_resets = 0;
96563db9 2959 ts->cachehit = ts->cachemiss = 0;
6bb58215
JA		 2960}
2961
d96d3bb3 2962static void __add_stat_to_log(struct io_log *iolog, enum fio_ddir ddir,
03ec570f 2963 unsigned long elapsed, bool log_max)
99007068
PO		 2964{
2965 /*
2966 * Note an entry in the log. Use the mean from the logged samples,
2967 * making sure to properly round up. Only write a log entry if we
2968 * had actual samples done.
2969 */
d96d3bb3 2970 if (iolog->avg_window[ddir].samples) {
af2fde19 2971 union io_sample_data data;
99007068 2972
e6989e10 2973 if (log_max)
af2fde19 2974 data.val = iolog->avg_window[ddir].max_val;
e6989e10 2975 else
af2fde19 2976 data.val = iolog->avg_window[ddir].mean.u.f + 0.50;
e6989e10 2977
03ec570f 2978 __add_log_sample(iolog, data, ddir, 0, elapsed, 0, 0);
99007068 2979 }
99007068 2980
d96d3bb3
JA		 2981 reset_io_stat(&iolog->avg_window[ddir]);
2982}
99007068 2983
e6989e10 2984static void _add_stat_to_log(struct io_log *iolog, unsigned long elapsed,
03ec570f 2985 bool log_max)
d96d3bb3
JA		 2986{
2987 int ddir;
99007068 2988
d96d3bb3 2989 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
03ec570f 2990 __add_stat_to_log(iolog, ddir, elapsed, log_max);
99007068
PO		 2991}
2992
674456bf
JF		 2993static unsigned long add_log_sample(struct thread_data *td,
2994 struct io_log *iolog,
2995 union io_sample_data data,
5fff9543 2996 enum fio_ddir ddir, unsigned long long bs,
03ec570f 2997 uint64_t offset, unsigned int ioprio)
bb3884d8 2998{
7fb28d36 2999 unsigned long elapsed, this_window;
b8bc8cba 3000
ff58fced 3001 if (!ddir_rw(ddir))
d454a205 3002 return 0;
ff58fced 3003
b8bc8cba
JA		 3004 elapsed = mtime_since_now(&td->epoch);
3005
3006 /*
3007 * If no time averaging, just add the log sample.
3008 */
3009 if (!iolog->avg_msec) {
03ec570f
DLM		 3010 __add_log_sample(iolog, data, ddir, bs, elapsed, offset,
3011 ioprio);
d454a205 3012 return 0;
b8bc8cba
JA		 3013 }
3014
3015 /*
3016 * Add the sample. If the time period has passed, then
3017 * add that entry to the log and clear.
3018 */
af2fde19 3019 add_stat_sample(&iolog->avg_window[ddir], data.val);
b8bc8cba 3020
7fb28d36
JA		 3021 /*
3022 * If period hasn't passed, adding the above sample is all we
3023 * need to do.
3024 */
8355119b
SW		 3025 this_window = elapsed - iolog->avg_last[ddir];
3026 if (elapsed < iolog->avg_last[ddir])
3027 return iolog->avg_last[ddir] - elapsed;
f5a568cf 3028 else if (this_window < iolog->avg_msec) {
674456bf 3029 unsigned long diff = iolog->avg_msec - this_window;
d454a205 3030
b392f36d 3031 if (inline_log(iolog) || diff > LOG_MSEC_SLACK)
d454a205
JA		 3032 return diff;
3033 }
b8bc8cba 3034
03ec570f 3035 __add_stat_to_log(iolog, ddir, elapsed, td->o.log_max != 0);
b8bc8cba 3036
58a2d29d
JL		 3037 iolog->avg_last[ddir] = elapsed - (elapsed % iolog->avg_msec);
3038
d454a205 3039 return iolog->avg_msec;
99007068 3040}
6eaf09d6 3041
a47591e4 3042void finalize_logs(struct thread_data *td, bool unit_logs)
99007068
PO		 3043{
3044 unsigned long elapsed;
6eaf09d6 3045
99007068 3046 elapsed = mtime_since_now(&td->epoch);
b8bc8cba 3047
a47591e4 3048 if (td->clat_log && unit_logs)
03ec570f 3049 _add_stat_to_log(td->clat_log, elapsed, td->o.log_max != 0);
a47591e4 3050 if (td->slat_log && unit_logs)
03ec570f 3051 _add_stat_to_log(td->slat_log, elapsed, td->o.log_max != 0);
a47591e4 3052 if (td->lat_log && unit_logs)
03ec570f 3053 _add_stat_to_log(td->lat_log, elapsed, td->o.log_max != 0);
a47591e4 3054 if (td->bw_log && (unit_logs == per_unit_log(td->bw_log)))
03ec570f 3055 _add_stat_to_log(td->bw_log, elapsed, td->o.log_max != 0);
a47591e4 3056 if (td->iops_log && (unit_logs == per_unit_log(td->iops_log)))
03ec570f 3057 _add_stat_to_log(td->iops_log, elapsed, td->o.log_max != 0);
bb3884d8
JA		 3058}
3059
03ec570f
DLM		 3060void add_agg_sample(union io_sample_data data, enum fio_ddir ddir,
3061 unsigned long long bs)
bb3884d8 3062{
ff58fced 3063 struct io_log *iolog;
bb3884d8 3064
ff58fced
JA		 3065 if (!ddir_rw(ddir))
3066 return;
3067
3068 iolog = agg_io_log[ddir];
03ec570f 3069 __add_log_sample(iolog, data, ddir, bs, mtime_since_genesis(), 0, 0);
bb3884d8
JA		 3070}
3071
b2b3eefe
JA		 3072void add_sync_clat_sample(struct thread_stat *ts, unsigned long long nsec)
3073{
3074 unsigned int idx = plat_val_to_idx(nsec);
3075 assert(idx < FIO_IO_U_PLAT_NR);
3076
3077 ts->io_u_sync_plat[idx]++;
3078 add_stat_sample(&ts->sync_stat, nsec);
3079}
3080
56440e63
VF		 3081static void add_lat_percentile_sample_noprio(struct thread_stat *ts,
3082 unsigned long long nsec, enum fio_ddir ddir, enum fio_lat lat)
83349190 3083{
d6bb626e 3084 unsigned int idx = plat_val_to_idx(nsec);
83349190
YH		 3085 assert(idx < FIO_IO_U_PLAT_NR);
3086
56440e63
VF		 3087 ts->io_u_plat[lat][ddir][idx]++;
3088}
b2a432bf 3089
56440e63 3090static void add_lat_percentile_sample(struct thread_stat *ts,
03ec570f
DLM		 3091 unsigned long long nsec, enum fio_ddir ddir,
3092 bool high_prio, enum fio_lat lat)
56440e63
VF		 3093{
3094 unsigned int idx = plat_val_to_idx(nsec);
3095
3096 add_lat_percentile_sample_noprio(ts, nsec, ddir, lat);
3097
03ec570f 3098 if (!high_prio)
efd78265 3099 ts->io_u_plat_low_prio[ddir][idx]++;
56440e63 3100 else
b2a432bf 3101 ts->io_u_plat_high_prio[ddir][idx]++;
83349190
YH		 3102}
3103
1e97cce9 3104void add_clat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 3105 unsigned long long nsec, unsigned long long bs,
03ec570f 3106 uint64_t offset, unsigned int ioprio, bool high_prio)
3c39a379 3107{
26b3a188 3108 const bool needs_lock = td_async_processing(td);
1e613c9c 3109 unsigned long elapsed, this_window;
756867bd 3110 struct thread_stat *ts = &td->ts;
1e613c9c 3111 struct io_log *iolog = td->clat_hist_log;
079ad09b 3112
26b3a188
JA		 3113 if (needs_lock)
3114 __td_io_u_lock(td);
75dc383e 3115
d6bb626e 3116 add_stat_sample(&ts->clat_stat[ddir], nsec);
3c39a379 3117
38ec5c51 3118 if (!ts->lat_percentiles) {
03ec570f 3119 if (high_prio)
38ec5c51
VF		 3120 add_stat_sample(&ts->clat_high_prio_stat[ddir], nsec);
3121 else
efd78265 3122 add_stat_sample(&ts->clat_low_prio_stat[ddir], nsec);
b2a432bf
PC		 3123 }
3124
7b9f733a 3125 if (td->clat_log)
d6bb626e 3126 add_log_sample(td, td->clat_log, sample_val(nsec), ddir, bs,
03ec570f 3127 offset, ioprio);
83349190 3128
b2a432bf 3129 if (ts->clat_percentiles) {
56440e63
VF		 3130 if (ts->lat_percentiles)
3131 add_lat_percentile_sample_noprio(ts, nsec, ddir, FIO_CLAT);
3132 else
03ec570f 3133 add_lat_percentile_sample(ts, nsec, ddir, high_prio, FIO_CLAT);
b2a432bf 3134 }
75dc383e 3135
1e613c9c 3136 if (iolog && iolog->hist_msec) {
93168285
JA		 3137 struct io_hist *hw = &iolog->hist_window[ddir];
3138
3139 hw->samples++;
1e613c9c 3140 elapsed = mtime_since_now(&td->epoch);
93168285 3141 if (!hw->hist_last)
1e613c9c
KC		 3142 hw->hist_last = elapsed;
3143 this_window = elapsed - hw->hist_last;
7a4e480d 3144
1e613c9c 3145 if (this_window >= iolog->hist_msec) {
6cc0e5aa 3146 uint64_t *io_u_plat;
65a4d15c 3147 struct io_u_plat_entry *dst;
93168285 3148
1e613c9c 3149 /*
93168285
JA		 3150 * Make a byte-for-byte copy of the latency histogram
3151 * stored in td->ts.io_u_plat[ddir], recording it in a
3152 * log sample. Note that the matching call to free() is
3153 * located in iolog.c after printing this sample to the
3154 * log file.
1e613c9c 3155 */
df8781b6 3156 io_u_plat = (uint64_t *) td->ts.io_u_plat[FIO_CLAT][ddir];
65a4d15c
KC		 3157 dst = malloc(sizeof(struct io_u_plat_entry));
3158 memcpy(&(dst->io_u_plat), io_u_plat,
1fb9250b 3159 FIO_IO_U_PLAT_NR * sizeof(uint64_t));
d730bc58 3160 flist_add(&dst->list, &hw->list);
af2fde19 3161 __add_log_sample(iolog, sample_plat(dst), ddir, bs,
03ec570f 3162 elapsed, offset, ioprio);
1e613c9c
KC		 3163
3164 /*
93168285
JA		 3165 * Update the last time we recorded as being now, minus
3166 * any drift in time we encountered before actually
3167 * making the record.
1e613c9c
KC		 3168 */
3169 hw->hist_last = elapsed - (this_window - iolog->hist_msec);
3170 hw->samples = 0;
3171 }
3172 }
3173
26b3a188
JA		 3174 if (needs_lock)
3175 __td_io_u_unlock(td);
3c39a379
JA		 3176}
3177
1e97cce9 3178void add_slat_sample(struct thread_data *td, enum fio_ddir ddir,
03ec570f
DLM		 3179 unsigned long long nsec, unsigned long long bs,
3180 uint64_t offset, unsigned int ioprio)
3c39a379 3181{
26b3a188 3182 const bool needs_lock = td_async_processing(td);
756867bd 3183 struct thread_stat *ts = &td->ts;
079ad09b 3184
ff58fced
JA		 3185 if (!ddir_rw(ddir))
3186 return;
3187
26b3a188
JA		 3188 if (needs_lock)
3189 __td_io_u_lock(td);
75dc383e 3190
56440e63 3191 add_stat_sample(&ts->slat_stat[ddir], nsec);
3c39a379 3192
7b9f733a 3193 if (td->slat_log)
03ec570f
DLM		 3194 add_log_sample(td, td->slat_log, sample_val(nsec), ddir, bs,
3195 offset, ioprio);
75dc383e 3196
56440e63
VF		 3197 if (ts->slat_percentiles)
3198 add_lat_percentile_sample_noprio(ts, nsec, ddir, FIO_SLAT);
3199
26b3a188
JA		 3200 if (needs_lock)
3201 __td_io_u_unlock(td);
3c39a379
JA		 3202}
3203
02af0988 3204void add_lat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 3205 unsigned long long nsec, unsigned long long bs,
03ec570f 3206 uint64_t offset, unsigned int ioprio, bool high_prio)
02af0988 3207{
26b3a188 3208 const bool needs_lock = td_async_processing(td);
02af0988
JA		 3209 struct thread_stat *ts = &td->ts;
3210
ff58fced
JA		 3211 if (!ddir_rw(ddir))
3212 return;
3213
26b3a188
JA		 3214 if (needs_lock)
3215 __td_io_u_lock(td);
75dc383e 3216
d6bb626e 3217 add_stat_sample(&ts->lat_stat[ddir], nsec);
02af0988 3218
7b9f733a 3219 if (td->lat_log)
d6bb626e 3220 add_log_sample(td, td->lat_log, sample_val(nsec), ddir, bs,
03ec570f 3221 offset, ioprio);
75dc383e 3222
38ec5c51 3223 if (ts->lat_percentiles) {
03ec570f
DLM		 3224 add_lat_percentile_sample(ts, nsec, ddir, high_prio, FIO_LAT);
3225 if (high_prio)
38ec5c51
VF		 3226 add_stat_sample(&ts->clat_high_prio_stat[ddir], nsec);
3227 else
efd78265 3228 add_stat_sample(&ts->clat_low_prio_stat[ddir], nsec);
b599759b 3229
38ec5c51 3230 }
26b3a188
JA		 3231 if (needs_lock)
3232 __td_io_u_unlock(td);
02af0988
JA		 3233}
3234
a47591e4 3235void add_bw_sample(struct thread_data *td, struct io_u *io_u,
d6bb626e 3236 unsigned int bytes, unsigned long long spent)
a47591e4 3237{
26b3a188 3238 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3239 struct thread_stat *ts = &td->ts;
3240 unsigned long rate;
3241
3242 if (spent)
d6bb626e 3243 rate = (unsigned long) (bytes * 1000000ULL / spent);
a47591e4
JA		 3244 else
3245 rate = 0;
3246
26b3a188
JA		 3247 if (needs_lock)
3248 __td_io_u_lock(td);
a47591e4
JA		 3249
3250 add_stat_sample(&ts->bw_stat[io_u->ddir], rate);
3251
3252 if (td->bw_log)
af2fde19 3253 add_log_sample(td, td->bw_log, sample_val(rate), io_u->ddir,
03ec570f 3254 bytes, io_u->offset, io_u->ioprio);
a47591e4
JA		 3255
3256 td->stat_io_bytes[io_u->ddir] = td->this_io_bytes[io_u->ddir];
26b3a188
JA		 3257
3258 if (needs_lock)
3259 __td_io_u_unlock(td);
a47591e4
JA		 3260}
3261
8b6a404c
VF		 3262static int __add_samples(struct thread_data *td, struct timespec *parent_tv,
3263 struct timespec *t, unsigned int avg_time,
4843277a
JA		 3264 uint64_t *this_io_bytes, uint64_t *stat_io_bytes,
3265 struct io_stat *stat, struct io_log *log,
3266 bool is_kb)
3c39a379 3267{
26b3a188 3268 const bool needs_lock = td_async_processing(td);
ff58fced 3269 unsigned long spent, rate;
a47591e4 3270 enum fio_ddir ddir;
674456bf 3271 unsigned long next, next_log;
d454a205 3272
4843277a 3273 next_log = avg_time;
ff58fced 3274
4843277a 3275 spent = mtime_since(parent_tv, t);
58a2d29d 3276 if (spent < avg_time && avg_time - spent > LOG_MSEC_SLACK)
4843277a 3277 return avg_time - spent;
9602d8df 3278
26b3a188
JA		 3279 if (needs_lock)
3280 __td_io_u_lock(td);
a9da8ab2 3281
9602d8df 3282 /*
5daa4ebe
JC		 3283 * Compute both read and write rates for the interval.
3284 */
c1f50f76 3285 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
5daa4ebe
JC		 3286 uint64_t delta;
3287
4843277a 3288 delta = this_io_bytes[ddir] - stat_io_bytes[ddir];
5daa4ebe
JC		 3289 if (!delta)
3290 continue; /* No entries for interval */
3c39a379 3291
4843277a
JA		 3292 if (spent) {
3293 if (is_kb)
3294 rate = delta * 1000 / spent / 1024; /* KiB/s */
3295 else
3296 rate = (delta * 1000) / spent;
3297 } else
0956264f
JA		 3298 rate = 0;
3299
4843277a 3300 add_stat_sample(&stat[ddir], rate);
3c39a379 3301
37181709 3302 if (log) {
5fff9543 3303 unsigned long long bs = 0;
66b98c9f
JA		 3304
3305 if (td->o.min_bs[ddir] == td->o.max_bs[ddir])
3306 bs = td->o.min_bs[ddir];
3307
03ec570f
DLM		 3308 next = add_log_sample(td, log, sample_val(rate), ddir,
3309 bs, 0, 0);
d454a205 3310 next_log = min(next_log, next);
66b98c9f 3311 }
5daa4ebe 3312
4843277a 3313 stat_io_bytes[ddir] = this_io_bytes[ddir];
5daa4ebe 3314 }
3c39a379 3315
cdb8308d 3316 *parent_tv = *t;
a47591e4 3317
26b3a188
JA		 3318 if (needs_lock)
3319 __td_io_u_unlock(td);
a47591e4 3320
4843277a
JA		 3321 if (spent <= avg_time)
3322 next = avg_time;
306fea38 3323 else
4843277a 3324 next = avg_time - (1 + spent - avg_time);
a47591e4 3325
d454a205 3326 return min(next, next_log);
a47591e4
JA		 3327}
3328
8b6a404c 3329static int add_bw_samples(struct thread_data *td, struct timespec *t)
4843277a
JA		 3330{
3331 return __add_samples(td, &td->bw_sample_time, t, td->o.bw_avg_time,
3332 td->this_io_bytes, td->stat_io_bytes,
3333 td->ts.bw_stat, td->bw_log, true);
3334}
3335
a47591e4
JA		 3336void add_iops_sample(struct thread_data *td, struct io_u *io_u,
3337 unsigned int bytes)
3338{
26b3a188 3339 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3340 struct thread_stat *ts = &td->ts;
3341
26b3a188
JA		 3342 if (needs_lock)
3343 __td_io_u_lock(td);
a47591e4
JA		 3344
3345 add_stat_sample(&ts->iops_stat[io_u->ddir], 1);
3346
3347 if (td->iops_log)
af2fde19 3348 add_log_sample(td, td->iops_log, sample_val(1), io_u->ddir,
03ec570f 3349 bytes, io_u->offset, io_u->ioprio);
a47591e4
JA		 3350
3351 td->stat_io_blocks[io_u->ddir] = td->this_io_blocks[io_u->ddir];
26b3a188
JA		 3352
3353 if (needs_lock)
3354 __td_io_u_unlock(td);
3c39a379 3355}
c8eeb9df 3356
8b6a404c 3357static int add_iops_samples(struct thread_data *td, struct timespec *t)
c8eeb9df 3358{
4843277a
JA		 3359 return __add_samples(td, &td->iops_sample_time, t, td->o.iops_avg_time,
3360 td->this_io_blocks, td->stat_io_blocks,
3361 td->ts.iops_stat, td->iops_log, false);
a47591e4
JA		 3362}
3363
3364/*
3365 * Returns msecs to next event
3366 */
3367int calc_log_samples(void)
3368{
3369 struct thread_data *td;
58a2d29d 3370 unsigned int next = ~0U, tmp = 0, next_mod = 0, log_avg_msec_min = -1U;
8b6a404c 3371 struct timespec now;
a47591e4 3372 int i;
58a2d29d 3373 long elapsed_time = 0;
a47591e4
JA		 3374
3375 fio_gettime(&now, NULL);
3376
3377 for_each_td(td, i) {
58a2d29d
JL		 3378 elapsed_time = mtime_since_now(&td->epoch);
3379
8243be59
JA		 3380 if (!td->o.stats)
3381 continue;
6a89b401 3382 if (in_ramp_time(td) ||
a47591e4
JA		 3383 !(td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING)) {
3384 next = min(td->o.iops_avg_time, td->o.bw_avg_time);
3385 continue;
3386 }
37181709
AH		 3387 if (!td->bw_log ||
3388 (td->bw_log && !per_unit_log(td->bw_log))) {
a47591e4 3389 tmp = add_bw_samples(td, &now);
58a2d29d
JL		 3390
3391 if (td->bw_log)
3392 log_avg_msec_min = min(log_avg_msec_min, (unsigned int)td->bw_log->avg_msec);
a47591e4 3393 }
37181709
AH		 3394 if (!td->iops_log ||
3395 (td->iops_log && !per_unit_log(td->iops_log))) {
a47591e4 3396 tmp = add_iops_samples(td, &now);
58a2d29d
JL		 3397
3398 if (td->iops_log)
3399 log_avg_msec_min = min(log_avg_msec_min, (unsigned int)td->iops_log->avg_msec);
a47591e4 3400 }
58a2d29d
JL		 3401
3402 if (tmp < next)
3403 next = tmp;
a47591e4
JA		 3404 }
3405
58a2d29d
JL		 3406 /* if log_avg_msec_min has not been changed, set it to 0 */
3407 if (log_avg_msec_min == -1U)
3408 log_avg_msec_min = 0;
3409
3410 if (log_avg_msec_min == 0)
3411 next_mod = elapsed_time;
3412 else
3413 next_mod = elapsed_time % log_avg_msec_min;
3414
3415 /* correction to keep the time on the log avg msec boundary */
3416 next = min(next, (log_avg_msec_min - next_mod));
3417
a47591e4 3418 return next == ~0U ? 0 : next;
c8eeb9df 3419}
cef9175e
JA		 3420
3421void stat_init(void)
3422{
971caeb1 3423 stat_sem = fio_sem_init(FIO_SEM_UNLOCKED);
cef9175e
JA		 3424}
3425
3426void stat_exit(void)
3427{
3428 /*
3429 * When we have the mutex, we know out-of-band access to it
3430 * have ended.
3431 */
971caeb1
BVA		 3432 fio_sem_down(stat_sem);
3433 fio_sem_remove(stat_sem);
cef9175e 3434}
b2ee7647 3435
b2ee7647
JA		 3436/*
3437 * Called from signal handler. Wake up status thread.
3438 */
3439void show_running_run_stats(void)
3440{
a47591e4 3441 helper_do_stat();
b2ee7647 3442}
66347cfa
DE		 3443
3444uint32_t *io_u_block_info(struct thread_data *td, struct io_u *io_u)
3445{
3446 /* Ignore io_u's which span multiple blocks--they will just get
3447 * inaccurate counts. */
3448 int idx = (io_u->offset - io_u->file->file_offset)
3449 / td->o.bs[DDIR_TRIM];
3450 uint32_t *info = &td->ts.block_infos[idx];
3451 assert(idx < td->ts.nr_block_infos);
3452 return info;
3453}
5c0abd5e 3454
fio - Flexible IO Tester