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Moved diskutil reporting functions to stat.c
[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
674456bf 20#define LOG_MSEC_SLACK 1
d454a205 21
971caeb1 22struct fio_sem *stat_sem;
cef9175e 23
210dd0fc
JA		 24void clear_rusage_stat(struct thread_data *td)
25{
26 struct thread_stat *ts = &td->ts;
27
28 fio_getrusage(&td->ru_start);
29 ts->usr_time = ts->sys_time = 0;
30 ts->ctx = 0;
31 ts->minf = ts->majf = 0;
32}
33
3c39a379
JA		 34void update_rusage_stat(struct thread_data *td)
35{
756867bd 36 struct thread_stat *ts = &td->ts;
3c39a379 37
44404c5a 38 fio_getrusage(&td->ru_end);
8b6a404c 39 ts->usr_time += mtime_since_tv(&td->ru_start.ru_utime,
c8aaba19 40 &td->ru_end.ru_utime);
8b6a404c 41 ts->sys_time += mtime_since_tv(&td->ru_start.ru_stime,
c8aaba19
JA		 42 &td->ru_end.ru_stime);
43 ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw
44 - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw);
45 ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt;
46 ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt;
5ec10eaa 47
c8aaba19 48 memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end));
3c39a379
JA		 49}
50
83349190
YH		 51/*
52 * Given a latency, return the index of the corresponding bucket in
53 * the structure tracking percentiles.
54 *
55 * (1) find the group (and error bits) that the value (latency)
56 * belongs to by looking at its MSB. (2) find the bucket number in the
57 * group by looking at the index bits.
58 *
59 */
d6bb626e 60static unsigned int plat_val_to_idx(unsigned long long val)
83349190
YH		 61{
62 unsigned int msb, error_bits, base, offset, idx;
63
64 /* Find MSB starting from bit 0 */
65 if (val == 0)
66 msb = 0;
67 else
d6bb626e 68 msb = (sizeof(val)*8) - __builtin_clzll(val) - 1;
83349190 69
716050f2
JA		 70 /*
71 * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
72 * all bits of the sample as index
73 */
83349190
YH		 74 if (msb <= FIO_IO_U_PLAT_BITS)
75 return val;
76
77 /* Compute the number of error bits to discard*/
78 error_bits = msb - FIO_IO_U_PLAT_BITS;
79
80 /* Compute the number of buckets before the group */
81 base = (error_bits + 1) << FIO_IO_U_PLAT_BITS;
82
716050f2
JA		 83 /*
84 * Discard the error bits and apply the mask to find the
3c3ed070 85 * index for the buckets in the group
716050f2 86 */
83349190
YH		 87 offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits);
88
89 /* Make sure the index does not exceed (array size - 1) */
3c3ed070 90 idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1) ?
83349190
YH		 91 (base + offset) : (FIO_IO_U_PLAT_NR - 1);
92
93 return idx;
94}
95
96/*
97 * Convert the given index of the bucket array to the value
98 * represented by the bucket
99 */
129e4193 100static unsigned long long plat_idx_to_val(unsigned int idx)
83349190 101{
c8b44cfa
RL		 102 unsigned int error_bits;
103 unsigned long long k, base;
83349190
YH		 104
105 assert(idx < FIO_IO_U_PLAT_NR);
106
107 /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
108 * all bits of the sample as index */
3c3ed070 109 if (idx < (FIO_IO_U_PLAT_VAL << 1))
83349190
YH		 110 return idx;
111
112 /* Find the group and compute the minimum value of that group */
3c3ed070 113 error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1;
c8b44cfa 114 base = ((unsigned long long) 1) << (error_bits + FIO_IO_U_PLAT_BITS);
83349190
YH		 115
116 /* Find its bucket number of the group */
117 k = idx % FIO_IO_U_PLAT_VAL;
118
119 /* Return the mean of the range of the bucket */
120 return base + ((k + 0.5) * (1 << error_bits));
121}
122
123static int double_cmp(const void *a, const void *b)
124{
802ad4a8
JA		 125 const fio_fp64_t fa = *(const fio_fp64_t *) a;
126 const fio_fp64_t fb = *(const fio_fp64_t *) b;
83349190
YH		 127 int cmp = 0;
128
802ad4a8 129 if (fa.u.f > fb.u.f)
83349190 130 cmp = 1;
802ad4a8 131 else if (fa.u.f < fb.u.f)
83349190
YH		 132 cmp = -1;
133
134 return cmp;
135}
136
6cc0e5aa 137unsigned int calc_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
d6bb626e
VF		 138 fio_fp64_t *plist, unsigned long long **output,
139 unsigned long long *maxv, unsigned long long *minv)
83349190 140{
447b94e1 141 unsigned long long sum = 0;
1db92cb6 142 unsigned int len, i, j = 0;
d6bb626e 143 unsigned long long *ovals = NULL;
8985b491 144 bool is_last;
1db92cb6 145
d6bb626e 146 *minv = -1ULL;
1db92cb6 147 *maxv = 0;
83349190 148
802ad4a8
JA		 149 len = 0;
150 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
151 len++;
716050f2 152
351de8de 153 if (!len)
1db92cb6 154 return 0;
351de8de 155
716050f2 156 /*
802ad4a8
JA		 157 * Sort the percentile list. Note that it may already be sorted if
158 * we are using the default values, but since it's a short list this
159 * isn't a worry. Also note that this does not work for NaN values.
716050f2 160 */
802ad4a8 161 if (len > 1)
3c3ed070 162 qsort((void *)plist, len, sizeof(plist[0]), double_cmp);
83349190 163
5d89c625
VF		 164 ovals = malloc(len * sizeof(*ovals));
165 if (!ovals)
166 return 0;
167
4f6f8298
JA		 168 /*
169 * Calculate bucket values, note down max and min values
170 */
8985b491 171 is_last = false;
07511a63 172 for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) {
83349190 173 sum += io_u_plat[i];
298d751e 174 while (sum >= ((long double) plist[j].u.f / 100.0 * nr)) {
802ad4a8 175 assert(plist[j].u.f <= 100.0);
83349190 176
4f6f8298 177 ovals[j] = plat_idx_to_val(i);
1db92cb6
JA		 178 if (ovals[j] < *minv)
179 *minv = ovals[j];
180 if (ovals[j] > *maxv)
181 *maxv = ovals[j];
07511a63 182
8985b491 183 is_last = (j == len - 1) != 0;
07511a63
JA		 184 if (is_last)
185 break;
186
4f6f8298
JA		 187 j++;
188 }
189 }
83349190 190
298d751e
VF		 191 if (!is_last)
192 log_err("fio: error calculating latency percentiles\n");
193
1db92cb6
JA		 194 *output = ovals;
195 return len;
196}
197
198/*
199 * Find and display the p-th percentile of clat
200 */
6cc0e5aa 201static void show_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
a666cab8 202 fio_fp64_t *plist, unsigned int precision,
b2b3eefe 203 const char *pre, struct buf_output *out)
1db92cb6 204{
d6bb626e
VF		 205 unsigned int divisor, len, i, j = 0;
206 unsigned long long minv, maxv;
207 unsigned long long *ovals;
8985b491 208 int per_line, scale_down, time_width;
8985b491 209 bool is_last;
eef02441 210 char fmt[32];
1db92cb6
JA		 211
212 len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv);
b2b3eefe 213 if (!len || !ovals)
1db92cb6
JA		 214 goto out;
215
4f6f8298 216 /*
d6bb626e
VF		 217 * We default to nsecs, but if the value range is such that we
218 * should scale down to usecs or msecs, do that.
4f6f8298 219 */
d6bb626e
VF		 220 if (minv > 2000000 && maxv > 99999999ULL) {
221 scale_down = 2;
222 divisor = 1000000;
b599759b 223 log_buf(out, " %s percentiles (msec):\n |", pre);
d6bb626e
VF		 224 } else if (minv > 2000 && maxv > 99999) {
225 scale_down = 1;
226 divisor = 1000;
b599759b 227 log_buf(out, " %s percentiles (usec):\n |", pre);
4f6f8298
JA		 228 } else {
229 scale_down = 0;
d6bb626e 230 divisor = 1;
b599759b 231 log_buf(out, " %s percentiles (nsec):\n |", pre);
4f6f8298 232 }
83349190 233
619adf9c 234
d6bb626e 235 time_width = max(5, (int) (log10(maxv / divisor) + 1));
74558486
JA		 236 snprintf(fmt, sizeof(fmt), " %%%u.%ufth=[%%%dllu]%%c", precision + 3,
237 precision, time_width);
238 /* fmt will be something like " %5.2fth=[%4llu]%c" */
d6bb626e 239 per_line = (80 - 7) / (precision + 10 + time_width);
81ab0b3a 240
d6bb626e 241 for (j = 0; j < len; j++) {
4f6f8298 242 /* for formatting */
eef02441 243 if (j != 0 && (j % per_line) == 0)
a666cab8 244 log_buf(out, " |");
83349190 245
4f6f8298 246 /* end of the list */
8985b491 247 is_last = (j == len - 1) != 0;
83349190 248
d6bb626e 249 for (i = 0; i < scale_down; i++)
4f6f8298
JA		 250 ovals[j] = (ovals[j] + 999) / 1000;
251
d6bb626e 252 log_buf(out, fmt, plist[j].u.f, ovals[j], is_last ? '\n' : ',');
4f6f8298
JA		 253
254 if (is_last)
255 break;
256
eef02441 257 if ((j % per_line) == per_line - 1) /* for formatting */
a666cab8 258 log_buf(out, "\n");
83349190 259 }
4f6f8298 260
1db92cb6 261out:
4f6f8298
JA		 262 if (ovals)
263 free(ovals);
83349190
YH		 264}
265
74558486
JA		 266bool calc_lat(struct io_stat *is, unsigned long long *min,
267 unsigned long long *max, double *mean, double *dev)
3c39a379 268{
ee0ccb79 269 double n = (double) is->samples;
3c39a379 270
ee0ccb79 271 if (n == 0)
8aa89d70 272 return false;
3c39a379
JA		 273
274 *min = is->min_val;
275 *max = is->max_val;
802ad4a8 276 *mean = is->mean.u.f;
e6d276f2 277
68704084 278 if (n > 1.0)
802ad4a8 279 *dev = sqrt(is->S.u.f / (n - 1.0));
ef9c5c40 280 else
4b43f54e 281 *dev = 0;
ef9c5c40 282
8aa89d70 283 return true;
3c39a379
JA		 284}
285
a666cab8 286void show_group_stats(struct group_run_stats *rs, struct buf_output *out)
3c39a379 287{
d694a6a7
RE		 288 char *io, *agg, *min, *max;
289 char *ioalt, *aggalt, *minalt, *maxalt;
42da5c8b 290 const char *str[] = { " READ", " WRITE" , " TRIM"};
dbe1125e
JA		 291 int i;
292
a666cab8 293 log_buf(out, "\nRun status group %d (all jobs):\n", rs->groupid);
3c39a379 294
6eaf09d6 295 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
90fef2d1
JA		 296 const int i2p = is_power_of_2(rs->kb_base);
297
dbe1125e
JA		 298 if (!rs->max_run[i])
299 continue;
300
e883cb35
JF		 301 io = num2str(rs->iobytes[i], rs->sig_figs, 1, i2p, N2S_BYTE);
302 ioalt = num2str(rs->iobytes[i], rs->sig_figs, 1, !i2p, N2S_BYTE);
303 agg = num2str(rs->agg[i], rs->sig_figs, 1, i2p, rs->unit_base);
304 aggalt = num2str(rs->agg[i], rs->sig_figs, 1, !i2p, rs->unit_base);
305 min = num2str(rs->min_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
306 minalt = num2str(rs->min_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
307 max = num2str(rs->max_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
308 maxalt = num2str(rs->max_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
d694a6a7 309 log_buf(out, "%s: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
42da5c8b 310 rs->unified_rw_rep ? " MIXED" : str[i],
d694a6a7 311 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
4e0a8fa2
JA		 312 (unsigned long long) rs->min_run[i],
313 (unsigned long long) rs->max_run[i]);
dbe1125e 314
d694a6a7
RE		 315 free(io);
316 free(agg);
317 free(min);
318 free(max);
319 free(ioalt);
320 free(aggalt);
321 free(minalt);
322 free(maxalt);
dbe1125e 323 }
3c39a379
JA		 324}
325
6cc0e5aa 326void stat_calc_dist(uint64_t *map, unsigned long total, double *io_u_dist)
2270890c
JA		 327{
328 int i;
329
330 /*
331 * Do depth distribution calculations
332 */
333 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
838bc709
JA		 334 if (total) {
335 io_u_dist[i] = (double) map[i] / (double) total;
336 io_u_dist[i] *= 100.0;
337 if (io_u_dist[i] < 0.1 && map[i])
338 io_u_dist[i] = 0.1;
339 } else
340 io_u_dist[i] = 0.0;
2270890c
JA		 341 }
342}
343
04a0feae 344static void stat_calc_lat(struct thread_stat *ts, double *dst,
6cc0e5aa 345 uint64_t *src, int nr)
2270890c 346{
d79db122 347 unsigned long total = ddir_rw_sum(ts->total_io_u);
2270890c
JA		 348 int i;
349
350 /*
351 * Do latency distribution calculations
352 */
04a0feae 353 for (i = 0; i < nr; i++) {
838bc709
JA		 354 if (total) {
355 dst[i] = (double) src[i] / (double) total;
356 dst[i] *= 100.0;
357 if (dst[i] < 0.01 && src[i])
358 dst[i] = 0.01;
359 } else
360 dst[i] = 0.0;
2270890c
JA		 361 }
362}
363
247823cc
VF		 364/*
365 * To keep the terse format unaltered, add all of the ns latency
366 * buckets to the first us latency bucket
367 */
52e4c651 368static void stat_calc_lat_nu(struct thread_stat *ts, double *io_u_lat_u)
247823cc
VF		 369{
370 unsigned long ntotal = 0, total = ddir_rw_sum(ts->total_io_u);
371 int i;
372
373 stat_calc_lat(ts, io_u_lat_u, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
374
375 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
376 ntotal += ts->io_u_lat_n[i];
377
378 io_u_lat_u[0] += 100.0 * (double) ntotal / (double) total;
379}
380
d6bb626e
VF		 381void stat_calc_lat_n(struct thread_stat *ts, double *io_u_lat)
382{
383 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_n, FIO_IO_U_LAT_N_NR);
384}
385
e5bd1347 386void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 387{
388 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
389}
390
e5bd1347 391void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 392{
393 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR);
394}
395
74558486
JA		 396static void display_lat(const char *name, unsigned long long min,
397 unsigned long long max, double mean, double dev,
398 struct buf_output *out)
ea2accc5 399{
d6bb626e 400 const char *base = "(nsec)";
b29ad562 401 char *minp, *maxp;
ea2accc5 402
d6bb626e 403 if (nsec_to_msec(&min, &max, &mean, &dev))
b29ad562 404 base = "(msec)";
d6bb626e
VF		 405 else if (nsec_to_usec(&min, &max, &mean, &dev))
406 base = "(usec)";
b29ad562 407
d694a6a7
RE		 408 minp = num2str(min, 6, 1, 0, N2S_NONE);
409 maxp = num2str(max, 6, 1, 0, N2S_NONE);
b29ad562 410
a666cab8 411 log_buf(out, " %s %s: min=%s, max=%s, avg=%5.02f,"
b29ad562
JA		 412 " stdev=%5.02f\n", name, base, minp, maxp, mean, dev);
413
414 free(minp);
415 free(maxp);
ea2accc5
JA		 416}
417
756867bd 418static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
a666cab8 419 int ddir, struct buf_output *out)
3c39a379 420{
d6bb626e
VF		 421 unsigned long runt;
422 unsigned long long min, max, bw, iops;
3c39a379 423 double mean, dev;
96563db9 424 char *io_p, *bw_p, *bw_p_alt, *iops_p, *post_st = NULL;
90fef2d1 425 int i2p;
3c39a379 426
b2b3eefe
JA		 427 if (ddir_sync(ddir)) {
428 if (calc_lat(&ts->sync_stat, &min, &max, &mean, &dev)) {
429 log_buf(out, " %s:\n", "fsync/fdatasync/sync_file_range");
425d3e0e 430 display_lat(io_ddir_name(ddir), min, max, mean, dev, out);
b2b3eefe
JA		 431 show_clat_percentiles(ts->io_u_sync_plat,
432 ts->sync_stat.samples,
433 ts->percentile_list,
434 ts->percentile_precision,
425d3e0e 435 io_ddir_name(ddir), out);
b2b3eefe
JA		 436 }
437 return;
438 }
439
ff58fced
JA		 440 assert(ddir_rw(ddir));
441
756867bd 442 if (!ts->runtime[ddir])
3c39a379
JA		 443 return;
444
90fef2d1 445 i2p = is_power_of_2(rs->kb_base);
8879fd15
JA		 446 runt = ts->runtime[ddir];
447
448 bw = (1000 * ts->io_bytes[ddir]) / runt;
e883cb35
JF		 449 io_p = num2str(ts->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
450 bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
451 bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
8879fd15 452
0aacc50c 453 iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt;
e883cb35 454 iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
fd5d733f 455 if (ddir == DDIR_WRITE)
96563db9
JA		 456 post_st = zbd_write_status(ts);
457 else if (ddir == DDIR_READ && ts->cachehit && ts->cachemiss) {
458 uint64_t total;
459 double hit;
460
461 total = ts->cachehit + ts->cachemiss;
462 hit = (double) ts->cachehit / (double) total;
463 hit *= 100.0;
464 if (asprintf(&post_st, "; Cachehit=%0.2f%%", hit) < 0)
465 post_st = NULL;
466 }
dbe1125e 467
fd5d733f 468 log_buf(out, " %s: IOPS=%s, BW=%s (%s)(%s/%llumsec)%s\n",
425d3e0e 469 rs->unified_rw_rep ? "mixed" : io_ddir_name(ddir),
d694a6a7 470 iops_p, bw_p, bw_p_alt, io_p,
fd5d733f 471 (unsigned long long) ts->runtime[ddir],
96563db9 472 post_st ? : "");
dbe1125e 473
96563db9 474 free(post_st);
dbe1125e
JA		 475 free(io_p);
476 free(bw_p);
d694a6a7 477 free(bw_p_alt);
b3605062 478 free(iops_p);
3c39a379 479
b29ad562 480 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 481 display_lat("slat", min, max, mean, dev, out);
b29ad562 482 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 483 display_lat("clat", min, max, mean, dev, out);
b29ad562 484 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 485 display_lat(" lat", min, max, mean, dev, out);
02af0988 486
b599759b 487 if (ts->clat_percentiles || ts->lat_percentiles) {
b2b3eefe 488 const char *name = ts->clat_percentiles ? "clat" : " lat";
af1600c1
SW		 489 uint64_t samples;
490
491 if (ts->clat_percentiles)
492 samples = ts->clat_stat[ddir].samples;
493 else
494 samples = ts->lat_stat[ddir].samples;
495
83349190 496 show_clat_percentiles(ts->io_u_plat[ddir],
af1600c1 497 samples,
435d195a 498 ts->percentile_list,
b2b3eefe 499 ts->percentile_precision, name, out);
83349190 500 }
079ad09b 501 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
142c7f2d 502 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
d694a6a7
RE		 503 const char *bw_str;
504
505 if ((rs->unit_base == 1) && i2p)
506 bw_str = "Kibit";
507 else if (rs->unit_base == 1)
508 bw_str = "kbit";
509 else if (i2p)
510 bw_str = "KiB";
511 else
512 bw_str = "kB";
d686990a 513
d1707474
SW		 514 if (rs->agg[ddir]) {
515 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
516 if (p_of_agg > 100.0)
517 p_of_agg = 100.0;
518 }
519
d686990a
SN		 520 if (rs->unit_base == 1) {
521 min *= 8.0;
522 max *= 8.0;
523 mean *= 8.0;
524 dev *= 8.0;
525 }
3c39a379 526
142c7f2d
SN		 527 if (mean > fkb_base * fkb_base) {
528 min /= fkb_base;
529 max /= fkb_base;
530 mean /= fkb_base;
531 dev /= fkb_base;
d694a6a7 532 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
b7017e32
JA		 533 }
534
54c05828 535 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
29eb371b 536 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828
AH		 537 bw_str, min, max, p_of_agg, mean, dev,
538 (&ts->bw_stat[ddir])->samples);
3c39a379 539 }
188b6016 540 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
21ba6606 541 log_buf(out, " iops : min=%5llu, max=%5llu, "
29eb371b 542 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828 543 min, max, mean, dev, (&ts->iops_stat[ddir])->samples);
188b6016 544 }
3c39a379
JA		 545}
546
8985b491
JA		 547static bool show_lat(double *io_u_lat, int nr, const char **ranges,
548 const char *msg, struct buf_output *out)
04a0feae 549{
8985b491
JA		 550 bool new_line = true, shown = false;
551 int i, line = 0;
04a0feae
JA		 552
553 for (i = 0; i < nr; i++) {
554 if (io_u_lat[i] <= 0.0)
555 continue;
8985b491 556 shown = true;
04a0feae 557 if (new_line) {
4539ed73 558 if (line)
a666cab8 559 log_buf(out, "\n");
4a19fcaa 560 log_buf(out, " lat (%s) : ", msg);
8985b491 561 new_line = false;
04a0feae
JA		 562 line = 0;
563 }
564 if (line)
a666cab8
JA		 565 log_buf(out, ", ");
566 log_buf(out, "%s%3.2f%%", ranges[i], io_u_lat[i]);
04a0feae
JA		 567 line++;
568 if (line == 5)
8985b491 569 new_line = true;
04a0feae 570 }
7e1773ba
JA		 571
572 if (shown)
a666cab8 573 log_buf(out, "\n");
7e1773ba 574
8985b491 575 return true;
04a0feae
JA		 576}
577
d6bb626e
VF		 578static void show_lat_n(double *io_u_lat_n, struct buf_output *out)
579{
580 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
581 "250=", "500=", "750=", "1000=", };
582
583 show_lat(io_u_lat_n, FIO_IO_U_LAT_N_NR, ranges, "nsec", out);
584}
585
a666cab8 586static void show_lat_u(double *io_u_lat_u, struct buf_output *out)
04a0feae
JA		 587{
588 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
589 "250=", "500=", "750=", "1000=", };
590
a666cab8 591 show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec", out);
04a0feae
JA		 592}
593
a666cab8 594static void show_lat_m(double *io_u_lat_m, struct buf_output *out)
04a0feae
JA		 595{
596 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
597 "250=", "500=", "750=", "1000=", "2000=",
598 ">=2000=", };
599
a666cab8 600 show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec", out);
04a0feae
JA		 601}
602
a666cab8 603static void show_latencies(struct thread_stat *ts, struct buf_output *out)
04a0feae 604{
d6bb626e 605 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
c551f65a
JA		 606 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
607 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
608
d6bb626e 609 stat_calc_lat_n(ts, io_u_lat_n);
5a18988e
JA		 610 stat_calc_lat_u(ts, io_u_lat_u);
611 stat_calc_lat_m(ts, io_u_lat_m);
612
d6bb626e 613 show_lat_n(io_u_lat_n, out);
a666cab8
JA		 614 show_lat_u(io_u_lat_u, out);
615 show_lat_m(io_u_lat_m, out);
04a0feae
JA		 616}
617
66347cfa
DE		 618static int block_state_category(int block_state)
619{
620 switch (block_state) {
621 case BLOCK_STATE_UNINIT:
622 return 0;
623 case BLOCK_STATE_TRIMMED:
624 case BLOCK_STATE_WRITTEN:
625 return 1;
626 case BLOCK_STATE_WRITE_FAILURE:
627 case BLOCK_STATE_TRIM_FAILURE:
628 return 2;
629 default:
081c2dc3 630 /* Silence compile warning on some BSDs and have a return */
66347cfa 631 assert(0);
07ff5841 632 return -1;
66347cfa
DE		 633 }
634}
635
636static int compare_block_infos(const void *bs1, const void *bs2)
637{
5fff9543
JF		 638 uint64_t block1 = *(uint64_t *)bs1;
639 uint64_t block2 = *(uint64_t *)bs2;
66347cfa
DE		 640 int state1 = BLOCK_INFO_STATE(block1);
641 int state2 = BLOCK_INFO_STATE(block2);
642 int bscat1 = block_state_category(state1);
643 int bscat2 = block_state_category(state2);
644 int cycles1 = BLOCK_INFO_TRIMS(block1);
645 int cycles2 = BLOCK_INFO_TRIMS(block2);
646
647 if (bscat1 < bscat2)
648 return -1;
649 if (bscat1 > bscat2)
650 return 1;
651
652 if (cycles1 < cycles2)
653 return -1;
654 if (cycles1 > cycles2)
655 return 1;
656
657 if (state1 < state2)
658 return -1;
659 if (state1 > state2)
660 return 1;
661
662 assert(block1 == block2);
663 return 0;
664}
665
666static int calc_block_percentiles(int nr_block_infos, uint32_t *block_infos,
667 fio_fp64_t *plist, unsigned int **percentiles,
668 unsigned int *types)
669{
670 int len = 0;
671 int i, nr_uninit;
672
673 qsort(block_infos, nr_block_infos, sizeof(uint32_t), compare_block_infos);
674
675 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
676 len++;
677
678 if (!len)
679 return 0;
680
681 /*
682 * Sort the percentile list. Note that it may already be sorted if
683 * we are using the default values, but since it's a short list this
684 * isn't a worry. Also note that this does not work for NaN values.
685 */
686 if (len > 1)
687 qsort((void *)plist, len, sizeof(plist[0]), double_cmp);
688
66347cfa
DE		 689 /* Start only after the uninit entries end */
690 for (nr_uninit = 0;
691 nr_uninit < nr_block_infos
692 && BLOCK_INFO_STATE(block_infos[nr_uninit]) == BLOCK_STATE_UNINIT;
693 nr_uninit ++)
694 ;
695
696 if (nr_uninit == nr_block_infos)
697 return 0;
698
699 *percentiles = calloc(len, sizeof(**percentiles));
700
701 for (i = 0; i < len; i++) {
702 int idx = (plist[i].u.f * (nr_block_infos - nr_uninit) / 100)
703 + nr_uninit;
704 (*percentiles)[i] = BLOCK_INFO_TRIMS(block_infos[idx]);
705 }
706
707 memset(types, 0, sizeof(*types) * BLOCK_STATE_COUNT);
708 for (i = 0; i < nr_block_infos; i++)
709 types[BLOCK_INFO_STATE(block_infos[i])]++;
710
711 return len;
712}
713
714static const char *block_state_names[] = {
715 [BLOCK_STATE_UNINIT] = "unwritten",
716 [BLOCK_STATE_TRIMMED] = "trimmed",
717 [BLOCK_STATE_WRITTEN] = "written",
718 [BLOCK_STATE_TRIM_FAILURE] = "trim failure",
719 [BLOCK_STATE_WRITE_FAILURE] = "write failure",
720};
721
722static void show_block_infos(int nr_block_infos, uint32_t *block_infos,
a666cab8 723 fio_fp64_t *plist, struct buf_output *out)
66347cfa
DE		 724{
725 int len, pos, i;
726 unsigned int *percentiles = NULL;
727 unsigned int block_state_counts[BLOCK_STATE_COUNT];
728
729 len = calc_block_percentiles(nr_block_infos, block_infos, plist,
730 &percentiles, block_state_counts);
731
a666cab8 732 log_buf(out, " block lifetime percentiles :\n |");
66347cfa
DE		 733 pos = 0;
734 for (i = 0; i < len; i++) {
735 uint32_t block_info = percentiles[i];
736#define LINE_LENGTH 75
737 char str[LINE_LENGTH];
738 int strln = snprintf(str, LINE_LENGTH, " %3.2fth=%u%c",
739 plist[i].u.f, block_info,
740 i == len - 1 ? '\n' : ',');
741 assert(strln < LINE_LENGTH);
742 if (pos + strln > LINE_LENGTH) {
743 pos = 0;
a666cab8 744 log_buf(out, "\n |");
66347cfa 745 }
a666cab8 746 log_buf(out, "%s", str);
66347cfa
DE		 747 pos += strln;
748#undef LINE_LENGTH
749 }
750 if (percentiles)
751 free(percentiles);
752
a666cab8 753 log_buf(out, " states :");
66347cfa 754 for (i = 0; i < BLOCK_STATE_COUNT; i++)
a666cab8 755 log_buf(out, " %s=%u%c",
66347cfa
DE		 756 block_state_names[i], block_state_counts[i],
757 i == BLOCK_STATE_COUNT - 1 ? '\n' : ',');
758}
759
d685adfb
VF		 760static void show_ss_normal(struct thread_stat *ts, struct buf_output *out)
761{
d694a6a7 762 char *p1, *p1alt, *p2;
d685adfb
VF		 763 unsigned long long bw_mean, iops_mean;
764 const int i2p = is_power_of_2(ts->kb_base);
765
0c13c969 766 if (!ts->ss_dur)
d685adfb
VF		 767 return;
768
bb49c8bd
VF		 769 bw_mean = steadystate_bw_mean(ts);
770 iops_mean = steadystate_iops_mean(ts);
d685adfb 771
e883cb35
JF		 772 p1 = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, i2p, ts->unit_base);
773 p1alt = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, !i2p, ts->unit_base);
774 p2 = num2str(iops_mean, ts->sig_figs, 1, 0, N2S_NONE);
d685adfb 775
d694a6a7 776 log_buf(out, " steadystate : attained=%s, bw=%s (%s), iops=%s, %s%s=%.3f%s\n",
c8caba48 777 ts->ss_state & FIO_SS_ATTAINED ? "yes" : "no",
d694a6a7 778 p1, p1alt, p2,
c8caba48
JA		 779 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
780 ts->ss_state & FIO_SS_SLOPE ? " slope": " mean dev",
bb49c8bd 781 ts->ss_criterion.u.f,
c8caba48 782 ts->ss_state & FIO_SS_PCT ? "%" : "");
d685adfb
VF		 783
784 free(p1);
d694a6a7 785 free(p1alt);
d685adfb
VF		 786 free(p2);
787}
788
2a2fdab1
L		 789static void show_agg_stats(struct disk_util_agg *agg, int terse,
790 struct buf_output *out)
791{
792 if (!agg->slavecount)
793 return;
794
795 if (!terse) {
796 log_buf(out, ", aggrios=%llu/%llu, aggrmerge=%llu/%llu, "
797 "aggrticks=%llu/%llu, aggrin_queue=%llu, "
798 "aggrutil=%3.2f%%",
799 (unsigned long long) agg->ios[0] / agg->slavecount,
800 (unsigned long long) agg->ios[1] / agg->slavecount,
801 (unsigned long long) agg->merges[0] / agg->slavecount,
802 (unsigned long long) agg->merges[1] / agg->slavecount,
803 (unsigned long long) agg->ticks[0] / agg->slavecount,
804 (unsigned long long) agg->ticks[1] / agg->slavecount,
805 (unsigned long long) agg->time_in_queue / agg->slavecount,
806 agg->max_util.u.f);
807 } else {
808 log_buf(out, ";slaves;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
809 (unsigned long long) agg->ios[0] / agg->slavecount,
810 (unsigned long long) agg->ios[1] / agg->slavecount,
811 (unsigned long long) agg->merges[0] / agg->slavecount,
812 (unsigned long long) agg->merges[1] / agg->slavecount,
813 (unsigned long long) agg->ticks[0] / agg->slavecount,
814 (unsigned long long) agg->ticks[1] / agg->slavecount,
815 (unsigned long long) agg->time_in_queue / agg->slavecount,
816 agg->max_util.u.f);
817 }
818}
819
820static void aggregate_slaves_stats(struct disk_util *masterdu)
821{
822 struct disk_util_agg *agg = &masterdu->agg;
823 struct disk_util_stat *dus;
824 struct flist_head *entry;
825 struct disk_util *slavedu;
826 double util;
827
828 flist_for_each(entry, &masterdu->slaves) {
829 slavedu = flist_entry(entry, struct disk_util, slavelist);
830 dus = &slavedu->dus;
831 agg->ios[0] += dus->s.ios[0];
832 agg->ios[1] += dus->s.ios[1];
833 agg->merges[0] += dus->s.merges[0];
834 agg->merges[1] += dus->s.merges[1];
835 agg->sectors[0] += dus->s.sectors[0];
836 agg->sectors[1] += dus->s.sectors[1];
837 agg->ticks[0] += dus->s.ticks[0];
838 agg->ticks[1] += dus->s.ticks[1];
839 agg->time_in_queue += dus->s.time_in_queue;
840 agg->slavecount++;
841
842 util = (double) (100 * dus->s.io_ticks / (double) slavedu->dus.s.msec);
843 /* System utilization is the utilization of the
844 * component with the highest utilization.
845 */
846 if (util > agg->max_util.u.f)
847 agg->max_util.u.f = util;
848
849 }
850
851 if (agg->max_util.u.f > 100.0)
852 agg->max_util.u.f = 100.0;
853}
854
855void print_disk_util(struct disk_util_stat *dus, struct disk_util_agg *agg,
856 int terse, struct buf_output *out)
857{
858 double util = 0;
859
860 if (dus->s.msec)
861 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
862 if (util > 100.0)
863 util = 100.0;
864
865 if (!terse) {
866 if (agg->slavecount)
867 log_buf(out, " ");
868
869 log_buf(out, " %s: ios=%llu/%llu, merge=%llu/%llu, "
870 "ticks=%llu/%llu, in_queue=%llu, util=%3.2f%%",
871 dus->name,
872 (unsigned long long) dus->s.ios[0],
873 (unsigned long long) dus->s.ios[1],
874 (unsigned long long) dus->s.merges[0],
875 (unsigned long long) dus->s.merges[1],
876 (unsigned long long) dus->s.ticks[0],
877 (unsigned long long) dus->s.ticks[1],
878 (unsigned long long) dus->s.time_in_queue,
879 util);
880 } else {
881 log_buf(out, ";%s;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
882 dus->name,
883 (unsigned long long) dus->s.ios[0],
884 (unsigned long long) dus->s.ios[1],
885 (unsigned long long) dus->s.merges[0],
886 (unsigned long long) dus->s.merges[1],
887 (unsigned long long) dus->s.ticks[0],
888 (unsigned long long) dus->s.ticks[1],
889 (unsigned long long) dus->s.time_in_queue,
890 util);
891 }
892
893 /*
894 * If the device has slaves, aggregate the stats for
895 * those slave devices also.
896 */
897 show_agg_stats(agg, terse, out);
898
899 if (!terse)
900 log_buf(out, "\n");
901}
902
903void json_array_add_disk_util(struct disk_util_stat *dus,
904 struct disk_util_agg *agg, struct json_array *array)
905{
906 struct json_object *obj;
907 double util = 0;
908
909 if (dus->s.msec)
910 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
911 if (util > 100.0)
912 util = 100.0;
913
914 obj = json_create_object();
915 json_array_add_value_object(array, obj);
916
917 json_object_add_value_string(obj, "name", dus->name);
918 json_object_add_value_int(obj, "read_ios", dus->s.ios[0]);
919 json_object_add_value_int(obj, "write_ios", dus->s.ios[1]);
920 json_object_add_value_int(obj, "read_merges", dus->s.merges[0]);
921 json_object_add_value_int(obj, "write_merges", dus->s.merges[1]);
922 json_object_add_value_int(obj, "read_ticks", dus->s.ticks[0]);
923 json_object_add_value_int(obj, "write_ticks", dus->s.ticks[1]);
924 json_object_add_value_int(obj, "in_queue", dus->s.time_in_queue);
925 json_object_add_value_float(obj, "util", util);
926
927 /*
928 * If the device has slaves, aggregate the stats for
929 * those slave devices also.
930 */
931 if (!agg->slavecount)
932 return;
933 json_object_add_value_int(obj, "aggr_read_ios",
934 agg->ios[0] / agg->slavecount);
935 json_object_add_value_int(obj, "aggr_write_ios",
936 agg->ios[1] / agg->slavecount);
937 json_object_add_value_int(obj, "aggr_read_merges",
938 agg->merges[0] / agg->slavecount);
939 json_object_add_value_int(obj, "aggr_write_merge",
940 agg->merges[1] / agg->slavecount);
941 json_object_add_value_int(obj, "aggr_read_ticks",
942 agg->ticks[0] / agg->slavecount);
943 json_object_add_value_int(obj, "aggr_write_ticks",
944 agg->ticks[1] / agg->slavecount);
945 json_object_add_value_int(obj, "aggr_in_queue",
946 agg->time_in_queue / agg->slavecount);
947 json_object_add_value_float(obj, "aggr_util", agg->max_util.u.f);
948}
949
950static void json_object_add_disk_utils(struct json_object *obj,
951 struct flist_head *head)
952{
953 struct json_array *array = json_create_array();
954 struct flist_head *entry;
955 struct disk_util *du;
956
957 json_object_add_value_array(obj, "disk_util", array);
958
959 flist_for_each(entry, head) {
960 du = flist_entry(entry, struct disk_util, list);
961
962 aggregate_slaves_stats(du);
963 json_array_add_disk_util(&du->dus, &du->agg, array);
964 }
965}
966
967void show_disk_util(int terse, struct json_object *parent,
968 struct buf_output *out)
969{
970 struct flist_head *entry;
971 struct disk_util *du;
972 bool do_json;
973
974 if (!is_running_backend())
975 return;
976
977 if (flist_empty(&disk_list)) {
978 return;
979 }
980
981 if ((output_format & FIO_OUTPUT_JSON) && parent)
982 do_json = true;
983 else
984 do_json = false;
985
986 if (!terse && !do_json)
987 log_buf(out, "\nDisk stats (read/write):\n");
988
989 if (do_json)
990 json_object_add_disk_utils(parent, &disk_list);
991 else if (output_format & ~(FIO_OUTPUT_JSON | FIO_OUTPUT_JSON_PLUS)) {
992 flist_for_each(entry, &disk_list) {
993 du = flist_entry(entry, struct disk_util, list);
994
995 aggregate_slaves_stats(du);
996 print_disk_util(&du->dus, &du->agg, terse, out);
997 }
998 }
999}
1000
10aa136b 1001static void show_thread_status_normal(struct thread_stat *ts,
a666cab8
JA		 1002 struct group_run_stats *rs,
1003 struct buf_output *out)
3c39a379
JA		 1004{
1005 double usr_cpu, sys_cpu;
69008999 1006 unsigned long runtime;
71619dc2 1007 double io_u_dist[FIO_IO_U_MAP_NR];
57a64324 1008 time_t time_p;
35326842 1009 char time_buf[32];
3c39a379 1010
9966af7b 1011 if (!ddir_rw_sum(ts->io_bytes) && !ddir_rw_sum(ts->total_io_u))
3c39a379 1012 return;
33477b4b
JS		 1013
1014 memset(time_buf, 0, sizeof(time_buf));
3c39a379 1015
57a64324 1016 time(&time_p);
45054cbe 1017 os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf));
57a64324 1018
5ec10eaa 1019 if (!ts->error) {
a666cab8 1020 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s",
5ec10eaa 1021 ts->name, ts->groupid, ts->members,
57a64324 1022 ts->error, (int) ts->pid, time_buf);
5ec10eaa 1023 } else {
a666cab8 1024 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s",
5ec10eaa 1025 ts->name, ts->groupid, ts->members,
57a64324
JA		 1026 ts->error, ts->verror, (int) ts->pid,
1027 time_buf);
5ec10eaa 1028 }
3c39a379 1029
259e47de 1030 if (strlen(ts->description))
a666cab8 1031 log_buf(out, " Description : [%s]\n", ts->description);
7bdce1bd 1032
756867bd 1033 if (ts->io_bytes[DDIR_READ])
a666cab8 1034 show_ddir_status(rs, ts, DDIR_READ, out);
756867bd 1035 if (ts->io_bytes[DDIR_WRITE])
a666cab8 1036 show_ddir_status(rs, ts, DDIR_WRITE, out);
6eaf09d6 1037 if (ts->io_bytes[DDIR_TRIM])
a666cab8 1038 show_ddir_status(rs, ts, DDIR_TRIM, out);
3c39a379 1039
a666cab8 1040 show_latencies(ts, out);
7e1773ba 1041
b2b3eefe
JA		 1042 if (ts->sync_stat.samples)
1043 show_ddir_status(rs, ts, DDIR_SYNC, out);
1044
756867bd 1045 runtime = ts->total_run_time;
69008999 1046 if (runtime) {
1e97cce9 1047 double runt = (double) runtime;
3c39a379 1048
756867bd
JA		 1049 usr_cpu = (double) ts->usr_time * 100 / runt;
1050 sys_cpu = (double) ts->sys_time * 100 / runt;
3c39a379
JA		 1051 } else {
1052 usr_cpu = 0;
1053 sys_cpu = 0;
1054 }
1055
a666cab8 1056 log_buf(out, " cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu,"
4e0a8fa2
JA		 1057 " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu,
1058 (unsigned long long) ts->ctx,
1059 (unsigned long long) ts->majf,
1060 (unsigned long long) ts->minf);
71619dc2 1061
d79db122 1062 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
a666cab8 1063 log_buf(out, " IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
5ec10eaa
JA		 1064 " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1065 io_u_dist[1], io_u_dist[2],
1066 io_u_dist[3], io_u_dist[4],
1067 io_u_dist[5], io_u_dist[6]);
838bc709
JA		 1068
1069 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
a666cab8 1070 log_buf(out, " submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1071 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1072 io_u_dist[1], io_u_dist[2],
1073 io_u_dist[3], io_u_dist[4],
1074 io_u_dist[5], io_u_dist[6]);
1075 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
a666cab8 1076 log_buf(out, " complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1077 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1078 io_u_dist[1], io_u_dist[2],
1079 io_u_dist[3], io_u_dist[4],
1080 io_u_dist[5], io_u_dist[6]);
7f3ecee2
JA		 1081 log_buf(out, " issued rwts: total=%llu,%llu,%llu,%llu"
1082 " short=%llu,%llu,%llu,0"
1083 " dropped=%llu,%llu,%llu,0\n",
4e0a8fa2
JA		 1084 (unsigned long long) ts->total_io_u[0],
1085 (unsigned long long) ts->total_io_u[1],
1086 (unsigned long long) ts->total_io_u[2],
7f3ecee2 1087 (unsigned long long) ts->total_io_u[3],
4e0a8fa2
JA		 1088 (unsigned long long) ts->short_io_u[0],
1089 (unsigned long long) ts->short_io_u[1],
3bcb9d94
JA		 1090 (unsigned long long) ts->short_io_u[2],
1091 (unsigned long long) ts->drop_io_u[0],
1092 (unsigned long long) ts->drop_io_u[1],
1093 (unsigned long long) ts->drop_io_u[2]);
f2bba182 1094 if (ts->continue_on_error) {
a666cab8 1095 log_buf(out, " errors : total=%llu, first_error=%d/<%s>\n",
4e0a8fa2 1096 (unsigned long long)ts->total_err_count,
1ec99eea
JA		 1097 ts->first_error,
1098 strerror(ts->first_error));
f2bba182 1099 }
3e260a46 1100 if (ts->latency_depth) {
a666cab8 1101 log_buf(out, " latency : target=%llu, window=%llu, percentile=%.2f%%, depth=%u\n",
3e260a46
JA		 1102 (unsigned long long)ts->latency_target,
1103 (unsigned long long)ts->latency_window,
1104 ts->latency_percentile.u.f,
1105 ts->latency_depth);
1106 }
66347cfa
DE		 1107
1108 if (ts->nr_block_infos)
1109 show_block_infos(ts->nr_block_infos, ts->block_infos,
a666cab8 1110 ts->percentile_list, out);
d685adfb 1111
bb49c8bd 1112 if (ts->ss_dur)
d685adfb 1113 show_ss_normal(ts, out);
3c39a379
JA		 1114}
1115
756867bd 1116static void show_ddir_status_terse(struct thread_stat *ts,
a666cab8 1117 struct group_run_stats *rs, int ddir,
a2c95580 1118 int ver, struct buf_output *out)
c6ae0a5b 1119{
d6bb626e
VF		 1120 unsigned long long min, max, minv, maxv, bw, iops;
1121 unsigned long long *ovals = NULL;
c6ae0a5b 1122 double mean, dev;
d6bb626e 1123 unsigned int len;
a2c95580 1124 int i, bw_stat;
c6ae0a5b 1125
ff58fced
JA		 1126 assert(ddir_rw(ddir));
1127
312b4af2
JA		 1128 iops = bw = 0;
1129 if (ts->runtime[ddir]) {
1130 uint64_t runt = ts->runtime[ddir];
1131
420b104a 1132 bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; /* KiB/s */
312b4af2
JA		 1133 iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
1134 }
c6ae0a5b 1135
a666cab8 1136 log_buf(out, ";%llu;%llu;%llu;%llu",
4e0a8fa2
JA		 1137 (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops,
1138 (unsigned long long) ts->runtime[ddir]);
c6ae0a5b 1139
079ad09b 1140 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1141 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1142 else
d6bb626e 1143 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1144
079ad09b 1145 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1146 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1147 else
d6bb626e 1148 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1149
b599759b 1150 if (ts->clat_percentiles || ts->lat_percentiles) {
1db92cb6
JA		 1151 len = calc_clat_percentiles(ts->io_u_plat[ddir],
1152 ts->clat_stat[ddir].samples,
1153 ts->percentile_list, &ovals, &maxv,
1154 &minv);
1155 } else
1156 len = 0;
1157
1158 for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
1159 if (i >= len) {
a666cab8 1160 log_buf(out, ";0%%=0");
1db92cb6
JA		 1161 continue;
1162 }
247823cc 1163 log_buf(out, ";%f%%=%llu", ts->percentile_list[i].u.f, ovals[i]/1000);
1db92cb6 1164 }
2341a37a
K		 1165
1166 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1167 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
2341a37a 1168 else
d6bb626e 1169 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
2341a37a 1170
1db92cb6
JA		 1171 if (ovals)
1172 free(ovals);
1173
a2c95580
AH		 1174 bw_stat = calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev);
1175 if (bw_stat) {
19d3e967
JA		 1176 double p_of_agg = 100.0;
1177
1178 if (rs->agg[ddir]) {
d1707474 1179 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
19d3e967
JA		 1180 if (p_of_agg > 100.0)
1181 p_of_agg = 100.0;
1182 }
c6ae0a5b 1183
d6bb626e 1184 log_buf(out, ";%llu;%llu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
c6ae0a5b 1185 } else
d6bb626e 1186 log_buf(out, ";%llu;%llu;%f%%;%f;%f", 0ULL, 0ULL, 0.0, 0.0, 0.0);
a2c95580
AH		 1187
1188 if (ver == 5) {
1189 if (bw_stat)
29eb371b 1190 log_buf(out, ";%" PRIu64, (&ts->bw_stat[ddir])->samples);
a2c95580
AH		 1191 else
1192 log_buf(out, ";%lu", 0UL);
1193
1194 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev))
29eb371b 1195 log_buf(out, ";%llu;%llu;%f;%f;%" PRIu64, min, max,
a2c95580
AH		 1196 mean, dev, (&ts->iops_stat[ddir])->samples);
1197 else
1198 log_buf(out, ";%llu;%llu;%f;%f;%lu", 0ULL, 0ULL, 0.0, 0.0, 0UL);
1199 }
c6ae0a5b
JA		 1200}
1201
cc372b17
SL		 1202static void add_ddir_status_json(struct thread_stat *ts,
1203 struct group_run_stats *rs, int ddir, struct json_object *parent)
1204{
d6bb626e 1205 unsigned long long min, max, minv, maxv;
aedd021d 1206 unsigned long long bw_bytes, bw;
d6bb626e 1207 unsigned long long *ovals = NULL;
9f68fe3a 1208 double mean, dev, iops;
d6bb626e 1209 unsigned int len;
cc372b17 1210 int i;
24cab44e 1211 struct json_object *dir_object, *tmp_object, *percentile_object, *clat_bins_object = NULL;
cc372b17
SL		 1212 char buf[120];
1213 double p_of_agg = 100.0;
1214
b2b3eefe 1215 assert(ddir_rw(ddir) || ddir_sync(ddir));
cc372b17 1216
771e58be
JA		 1217 if (ts->unified_rw_rep && ddir != DDIR_READ)
1218 return;
1219
cc372b17 1220 dir_object = json_create_object();
771e58be 1221 json_object_add_value_object(parent,
425d3e0e 1222 ts->unified_rw_rep ? "mixed" : io_ddir_name(ddir), dir_object);
cc372b17 1223
b2b3eefe
JA		 1224 if (ddir_rw(ddir)) {
1225 bw_bytes = 0;
1226 bw = 0;
1227 iops = 0.0;
1228 if (ts->runtime[ddir]) {
1229 uint64_t runt = ts->runtime[ddir];
cc372b17 1230
b2b3eefe
JA		 1231 bw_bytes = ((1000 * ts->io_bytes[ddir]) / runt); /* Bytes/s */
1232 bw = bw_bytes / 1024; /* KiB/s */
1233 iops = (1000.0 * (uint64_t) ts->total_io_u[ddir]) / runt;
1234 }
cc372b17 1235
b2b3eefe
JA		 1236 json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir]);
1237 json_object_add_value_int(dir_object, "io_kbytes", ts->io_bytes[ddir] >> 10);
1238 json_object_add_value_int(dir_object, "bw_bytes", bw_bytes);
1239 json_object_add_value_int(dir_object, "bw", bw);
1240 json_object_add_value_float(dir_object, "iops", iops);
1241 json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]);
1242 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[ddir]);
1243 json_object_add_value_int(dir_object, "short_ios", ts->short_io_u[ddir]);
1244 json_object_add_value_int(dir_object, "drop_ios", ts->drop_io_u[ddir]);
1245
1246 if (!calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) {
1247 min = max = 0;
1248 mean = dev = 0.0;
1249 }
1250 tmp_object = json_create_object();
1251 json_object_add_value_object(dir_object, "slat_ns", tmp_object);
1252 json_object_add_value_int(tmp_object, "min", min);
1253 json_object_add_value_int(tmp_object, "max", max);
1254 json_object_add_value_float(tmp_object, "mean", mean);
1255 json_object_add_value_float(tmp_object, "stddev", dev);
1256
1257 if (!calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) {
1258 min = max = 0;
1259 mean = dev = 0.0;
1260 }
1261 tmp_object = json_create_object();
1262 json_object_add_value_object(dir_object, "clat_ns", tmp_object);
1263 json_object_add_value_int(tmp_object, "min", min);
1264 json_object_add_value_int(tmp_object, "max", max);
1265 json_object_add_value_float(tmp_object, "mean", mean);
1266 json_object_add_value_float(tmp_object, "stddev", dev);
1267 } else {
1268 if (!calc_lat(&ts->sync_stat, &min, &max, &mean, &dev)) {
1269 min = max = 0;
1270 mean = dev = 0.0;
1271 }
cc372b17 1272
b2b3eefe
JA		 1273 tmp_object = json_create_object();
1274 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
f5ec8123 1275 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[DDIR_SYNC]);
b2b3eefe
JA		 1276 json_object_add_value_int(tmp_object, "min", min);
1277 json_object_add_value_int(tmp_object, "max", max);
1278 json_object_add_value_float(tmp_object, "mean", mean);
1279 json_object_add_value_float(tmp_object, "stddev", dev);
cc372b17 1280 }
cc372b17 1281
b599759b 1282 if (ts->clat_percentiles || ts->lat_percentiles) {
b2b3eefe 1283 if (ddir_rw(ddir)) {
9f2cd5e0
JA		 1284 uint64_t samples;
1285
1286 if (ts->clat_percentiles)
1287 samples = ts->clat_stat[ddir].samples;
1288 else
1289 samples = ts->lat_stat[ddir].samples;
1290
b2b3eefe 1291 len = calc_clat_percentiles(ts->io_u_plat[ddir],
9f2cd5e0
JA		 1292 samples, ts->percentile_list, &ovals,
1293 &maxv, &minv);
b2b3eefe
JA		 1294 } else {
1295 len = calc_clat_percentiles(ts->io_u_sync_plat,
1296 ts->sync_stat.samples,
1297 ts->percentile_list, &ovals, &maxv,
1298 &minv);
1299 }
1300
702bd977
JA		 1301 if (len > FIO_IO_U_LIST_MAX_LEN)
1302 len = FIO_IO_U_LIST_MAX_LEN;
cc372b17
SL		 1303 } else
1304 len = 0;
1305
1306 percentile_object = json_create_object();
e5eb6fbf
VF		 1307 if (ts->clat_percentiles)
1308 json_object_add_value_object(tmp_object, "percentile", percentile_object);
702bd977 1309 for (i = 0; i < len; i++) {
435d195a 1310 snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
cc372b17
SL		 1311 json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]);
1312 }
1313
513e37ee
VF		 1314 if (output_format & FIO_OUTPUT_JSON_PLUS) {
1315 clat_bins_object = json_create_object();
24cab44e
VF		 1316 if (ts->clat_percentiles)
1317 json_object_add_value_object(tmp_object, "bins", clat_bins_object);
1318
513e37ee 1319 for(i = 0; i < FIO_IO_U_PLAT_NR; i++) {
b2b3eefe
JA		 1320 if (ddir_rw(ddir)) {
1321 if (ts->io_u_plat[ddir][i]) {
1322 snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
1323 json_object_add_value_int(clat_bins_object, (const char *)buf, ts->io_u_plat[ddir][i]);
1324 }
1325 } else {
1326 if (ts->io_u_sync_plat[i]) {
1327 snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
1328 json_object_add_value_int(clat_bins_object, (const char *)buf, ts->io_u_sync_plat[i]);
1329 }
129e4193 1330 }
513e37ee 1331 }
513e37ee
VF		 1332 }
1333
b2b3eefe
JA		 1334 if (!ddir_rw(ddir))
1335 return;
1336
cc372b17
SL		 1337 if (!calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) {
1338 min = max = 0;
1339 mean = dev = 0.0;
1340 }
1341 tmp_object = json_create_object();
d6bb626e 1342 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
cc372b17
SL		 1343 json_object_add_value_int(tmp_object, "min", min);
1344 json_object_add_value_int(tmp_object, "max", max);
1345 json_object_add_value_float(tmp_object, "mean", mean);
1346 json_object_add_value_float(tmp_object, "stddev", dev);
e5eb6fbf
VF		 1347 if (ts->lat_percentiles)
1348 json_object_add_value_object(tmp_object, "percentile", percentile_object);
24cab44e
VF		 1349 if (output_format & FIO_OUTPUT_JSON_PLUS && ts->lat_percentiles)
1350 json_object_add_value_object(tmp_object, "bins", clat_bins_object);
1351
cc372b17
SL		 1352 if (ovals)
1353 free(ovals);
1354
b9e1b491 1355 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
cc372b17 1356 if (rs->agg[ddir]) {
d1707474 1357 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
cc372b17
SL		 1358 if (p_of_agg > 100.0)
1359 p_of_agg = 100.0;
1360 }
1361 } else {
1362 min = max = 0;
1363 p_of_agg = mean = dev = 0.0;
1364 }
1365 json_object_add_value_int(dir_object, "bw_min", min);
1366 json_object_add_value_int(dir_object, "bw_max", max);
a806bf2e 1367 json_object_add_value_float(dir_object, "bw_agg", p_of_agg);
cc372b17
SL		 1368 json_object_add_value_float(dir_object, "bw_mean", mean);
1369 json_object_add_value_float(dir_object, "bw_dev", dev);
54c05828
AH		 1370 json_object_add_value_int(dir_object, "bw_samples",
1371 (&ts->bw_stat[ddir])->samples);
188b6016
AH		 1372
1373 if (!calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
1374 min = max = 0;
1375 mean = dev = 0.0;
1376 }
1377 json_object_add_value_int(dir_object, "iops_min", min);
1378 json_object_add_value_int(dir_object, "iops_max", max);
1379 json_object_add_value_float(dir_object, "iops_mean", mean);
1380 json_object_add_value_float(dir_object, "iops_stddev", dev);
54c05828
AH		 1381 json_object_add_value_int(dir_object, "iops_samples",
1382 (&ts->iops_stat[ddir])->samples);
96563db9
JA		 1383
1384 if (ts->cachehit + ts->cachemiss) {
1385 uint64_t total;
1386 double hit;
1387
1388 total = ts->cachehit + ts->cachemiss;
1389 hit = (double) ts->cachehit / (double) total;
1390 hit *= 100.0;
1391 json_object_add_value_float(dir_object, "cachehit", hit);
1392 }
cc372b17
SL		 1393}
1394
bef2112b
AH		 1395static void show_thread_status_terse_all(struct thread_stat *ts,
1396 struct group_run_stats *rs, int ver,
1397 struct buf_output *out)
4d658652
JA		 1398{
1399 double io_u_dist[FIO_IO_U_MAP_NR];
1400 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1401 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1402 double usr_cpu, sys_cpu;
1403 int i;
1404
1405 /* General Info */
bef2112b
AH		 1406 if (ver == 2)
1407 log_buf(out, "2;%s;%d;%d", ts->name, ts->groupid, ts->error);
1408 else
1409 log_buf(out, "%d;%s;%s;%d;%d", ver, fio_version_string,
1410 ts->name, ts->groupid, ts->error);
c6ae0a5b 1411
562c2d2f 1412 /* Log Read Status */
a2c95580 1413 show_ddir_status_terse(ts, rs, DDIR_READ, ver, out);
562c2d2f 1414 /* Log Write Status */
a2c95580 1415 show_ddir_status_terse(ts, rs, DDIR_WRITE, ver, out);
6eaf09d6 1416 /* Log Trim Status */
a2c95580
AH		 1417 if (ver == 2 || ver == 4 || ver == 5)
1418 show_ddir_status_terse(ts, rs, DDIR_TRIM, ver, out);
c6ae0a5b 1419
562c2d2f 1420 /* CPU Usage */
756867bd
JA		 1421 if (ts->total_run_time) {
1422 double runt = (double) ts->total_run_time;
c6ae0a5b 1423
756867bd
JA		 1424 usr_cpu = (double) ts->usr_time * 100 / runt;
1425 sys_cpu = (double) ts->sys_time * 100 / runt;
c6ae0a5b
JA		 1426 } else {
1427 usr_cpu = 0;
1428 sys_cpu = 0;
1429 }
1430
a666cab8 1431 log_buf(out, ";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
4e0a8fa2
JA		 1432 (unsigned long long) ts->ctx,
1433 (unsigned long long) ts->majf,
1434 (unsigned long long) ts->minf);
2270890c 1435
562c2d2f 1436 /* Calc % distribution of IO depths, usecond, msecond latency */
d79db122 1437 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
247823cc 1438 stat_calc_lat_nu(ts, io_u_lat_u);
04a0feae 1439 stat_calc_lat_m(ts, io_u_lat_m);
2270890c 1440
562c2d2f 1441 /* Only show fixed 7 I/O depth levels*/
a666cab8 1442 log_buf(out, ";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
5ec10eaa
JA		 1443 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
1444 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
2270890c 1445
562c2d2f 1446 /* Microsecond latency */
04a0feae 1447 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
a666cab8 1448 log_buf(out, ";%3.2f%%", io_u_lat_u[i]);
562c2d2f 1449 /* Millisecond latency */
04a0feae 1450 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
a666cab8 1451 log_buf(out, ";%3.2f%%", io_u_lat_m[i]);
f2f788dd
JA		 1452
1453 /* disk util stats, if any */
24a97130 1454 if (ver >= 3 && is_running_backend())
bef2112b 1455 show_disk_util(1, NULL, out);
f2f788dd 1456
562c2d2f 1457 /* Additional output if continue_on_error set - default off*/
f2bba182 1458 if (ts->continue_on_error)
a666cab8 1459 log_buf(out, ";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
2270890c 1460
562c2d2f 1461 /* Additional output if description is set */
d5495f0b
VF		 1462 if (strlen(ts->description)) {
1463 if (ver == 2)
1464 log_buf(out, "\n");
a666cab8 1465 log_buf(out, ";%s", ts->description);
d5495f0b 1466 }
946e4276 1467
a666cab8 1468 log_buf(out, "\n");
756867bd
JA		 1469}
1470
a89ba4b1 1471static void json_add_job_opts(struct json_object *root, const char *name,
0cf542af 1472 struct flist_head *opt_list)
66e19a38
JA		 1473{
1474 struct json_object *dir_object;
1475 struct flist_head *entry;
1476 struct print_option *p;
1477
1478 if (flist_empty(opt_list))
1479 return;
1480
1481 dir_object = json_create_object();
1482 json_object_add_value_object(root, name, dir_object);
1483
1484 flist_for_each(entry, opt_list) {
1485 const char *pos = "";
1486
1487 p = flist_entry(entry, struct print_option, list);
1488 if (p->value)
1489 pos = p->value;
1490 json_object_add_value_string(dir_object, p->name, pos);
1491 }
1492}
1493
cc372b17 1494static struct json_object *show_thread_status_json(struct thread_stat *ts,
66e19a38
JA		 1495 struct group_run_stats *rs,
1496 struct flist_head *opt_list)
cc372b17
SL		 1497{
1498 struct json_object *root, *tmp;
b01af66b 1499 struct jobs_eta *je;
cc372b17 1500 double io_u_dist[FIO_IO_U_MAP_NR];
d6bb626e 1501 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
cc372b17
SL		 1502 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1503 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1504 double usr_cpu, sys_cpu;
1505 int i;
b01af66b
CJ		 1506 size_t size;
1507
cc372b17
SL		 1508 root = json_create_object();
1509 json_object_add_value_string(root, "jobname", ts->name);
1510 json_object_add_value_int(root, "groupid", ts->groupid);
1511 json_object_add_value_int(root, "error", ts->error);
1512
b01af66b 1513 /* ETA Info */
c5103619 1514 je = get_jobs_eta(true, &size);
2de615ad
JA		 1515 if (je) {
1516 json_object_add_value_int(root, "eta", je->eta_sec);
1517 json_object_add_value_int(root, "elapsed", je->elapsed_sec);
1518 }
b01af66b 1519
66e19a38 1520 if (opt_list)
0cf542af 1521 json_add_job_opts(root, "job options", opt_list);
66e19a38 1522
cc372b17
SL		 1523 add_ddir_status_json(ts, rs, DDIR_READ, root);
1524 add_ddir_status_json(ts, rs, DDIR_WRITE, root);
f3afa57e 1525 add_ddir_status_json(ts, rs, DDIR_TRIM, root);
b2b3eefe 1526 add_ddir_status_json(ts, rs, DDIR_SYNC, root);
cc372b17
SL		 1527
1528 /* CPU Usage */
1529 if (ts->total_run_time) {
1530 double runt = (double) ts->total_run_time;
1531
1532 usr_cpu = (double) ts->usr_time * 100 / runt;
1533 sys_cpu = (double) ts->sys_time * 100 / runt;
1534 } else {
1535 usr_cpu = 0;
1536 sys_cpu = 0;
1537 }
bcbb4c6c 1538 json_object_add_value_int(root, "job_runtime", ts->total_run_time);
cc372b17
SL		 1539 json_object_add_value_float(root, "usr_cpu", usr_cpu);
1540 json_object_add_value_float(root, "sys_cpu", sys_cpu);
1541 json_object_add_value_int(root, "ctx", ts->ctx);
1542 json_object_add_value_int(root, "majf", ts->majf);
1543 json_object_add_value_int(root, "minf", ts->minf);
1544
ec3e3648 1545 /* Calc % distribution of IO depths */
d79db122 1546 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
cc372b17
SL		 1547 tmp = json_create_object();
1548 json_object_add_value_object(root, "iodepth_level", tmp);
1549 /* Only show fixed 7 I/O depth levels*/
1550 for (i = 0; i < 7; i++) {
1551 char name[20];
1552 if (i < 6)
98ffb8f3 1553 snprintf(name, 20, "%d", 1 << i);
cc372b17 1554 else
98ffb8f3 1555 snprintf(name, 20, ">=%d", 1 << i);
cc372b17
SL		 1556 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1557 }
1558
ec3e3648
VF		 1559 /* Calc % distribution of submit IO depths */
1560 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
1561 tmp = json_create_object();
1562 json_object_add_value_object(root, "iodepth_submit", tmp);
1563 /* Only show fixed 7 I/O depth levels*/
1564 for (i = 0; i < 7; i++) {
1565 char name[20];
1566 if (i == 0)
1567 snprintf(name, 20, "0");
1568 else if (i < 6)
1569 snprintf(name, 20, "%d", 1 << (i+1));
1570 else
1571 snprintf(name, 20, ">=%d", 1 << i);
1572 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1573 }
1574
1575 /* Calc % distribution of completion IO depths */
1576 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
1577 tmp = json_create_object();
1578 json_object_add_value_object(root, "iodepth_complete", tmp);
1579 /* Only show fixed 7 I/O depth levels*/
1580 for (i = 0; i < 7; i++) {
1581 char name[20];
1582 if (i == 0)
1583 snprintf(name, 20, "0");
1584 else if (i < 6)
1585 snprintf(name, 20, "%d", 1 << (i+1));
1586 else
1587 snprintf(name, 20, ">=%d", 1 << i);
1588 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1589 }
1590
1591 /* Calc % distribution of nsecond, usecond, msecond latency */
1592 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
1593 stat_calc_lat_n(ts, io_u_lat_n);
1594 stat_calc_lat_u(ts, io_u_lat_u);
1595 stat_calc_lat_m(ts, io_u_lat_m);
1596
d6bb626e 1597 /* Nanosecond latency */
cc372b17 1598 tmp = json_create_object();
d6bb626e
VF		 1599 json_object_add_value_object(root, "latency_ns", tmp);
1600 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) {
1601 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1602 "250", "500", "750", "1000", };
1603 json_object_add_value_float(tmp, ranges[i], io_u_lat_n[i]);
1604 }
cc372b17 1605 /* Microsecond latency */
d6bb626e
VF		 1606 tmp = json_create_object();
1607 json_object_add_value_object(root, "latency_us", tmp);
cc372b17
SL		 1608 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) {
1609 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1610 "250", "500", "750", "1000", };
1611 json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]);
1612 }
1613 /* Millisecond latency */
1614 tmp = json_create_object();
1615 json_object_add_value_object(root, "latency_ms", tmp);
1616 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) {
1617 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1618 "250", "500", "750", "1000", "2000",
1619 ">=2000", };
1620 json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]);
1621 }
1622
1623 /* Additional output if continue_on_error set - default off*/
1624 if (ts->continue_on_error) {
1625 json_object_add_value_int(root, "total_err", ts->total_err_count);
952b05e0 1626 json_object_add_value_int(root, "first_error", ts->first_error);
cc372b17
SL		 1627 }
1628
3e260a46
JA		 1629 if (ts->latency_depth) {
1630 json_object_add_value_int(root, "latency_depth", ts->latency_depth);
1631 json_object_add_value_int(root, "latency_target", ts->latency_target);
1632 json_object_add_value_float(root, "latency_percentile", ts->latency_percentile.u.f);
1633 json_object_add_value_int(root, "latency_window", ts->latency_window);
1634 }
1635
cc372b17
SL		 1636 /* Additional output if description is set */
1637 if (strlen(ts->description))
1638 json_object_add_value_string(root, "desc", ts->description);
1639
66347cfa
DE		 1640 if (ts->nr_block_infos) {
1641 /* Block error histogram and types */
1642 int len;
1643 unsigned int *percentiles = NULL;
1644 unsigned int block_state_counts[BLOCK_STATE_COUNT];
1645
1646 len = calc_block_percentiles(ts->nr_block_infos, ts->block_infos,
1647 ts->percentile_list,
1648 &percentiles, block_state_counts);
1649
1650 if (len) {
1651 struct json_object *block, *percentile_object, *states;
8a68c41c 1652 int state;
66347cfa
DE		 1653 block = json_create_object();
1654 json_object_add_value_object(root, "block", block);
1655
1656 percentile_object = json_create_object();
1657 json_object_add_value_object(block, "percentiles",
1658 percentile_object);
1659 for (i = 0; i < len; i++) {
1660 char buf[20];
1661 snprintf(buf, sizeof(buf), "%f",
1662 ts->percentile_list[i].u.f);
1663 json_object_add_value_int(percentile_object,
1664 (const char *)buf,
1665 percentiles[i]);
1666 }
1667
1668 states = json_create_object();
1669 json_object_add_value_object(block, "states", states);
1670 for (state = 0; state < BLOCK_STATE_COUNT; state++) {
1671 json_object_add_value_int(states,
1672 block_state_names[state],
1673 block_state_counts[state]);
1674 }
1675 free(percentiles);
1676 }
1677 }
1678
bb49c8bd 1679 if (ts->ss_dur) {
ba8fb6f6
VF		 1680 struct json_object *data;
1681 struct json_array *iops, *bw;
a43f4461 1682 int j, k, l;
6da94b07 1683 char ss_buf[64];
16e56d25 1684
6da94b07 1685 snprintf(ss_buf, sizeof(ss_buf), "%s%s:%f%s",
c8caba48
JA		 1686 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1687 ts->ss_state & FIO_SS_SLOPE ? "_slope" : "",
bb49c8bd 1688 (float) ts->ss_limit.u.f,
c8caba48 1689 ts->ss_state & FIO_SS_PCT ? "%" : "");
16e56d25
VF		 1690
1691 tmp = json_create_object();
1692 json_object_add_value_object(root, "steadystate", tmp);
6da94b07 1693 json_object_add_value_string(tmp, "ss", ss_buf);
bb49c8bd 1694 json_object_add_value_int(tmp, "duration", (int)ts->ss_dur);
c8caba48 1695 json_object_add_value_int(tmp, "attained", (ts->ss_state & FIO_SS_ATTAINED) > 0);
6da94b07 1696
bb49c8bd 1697 snprintf(ss_buf, sizeof(ss_buf), "%f%s", (float) ts->ss_criterion.u.f,
c8caba48 1698 ts->ss_state & FIO_SS_PCT ? "%" : "");
6da94b07 1699 json_object_add_value_string(tmp, "criterion", ss_buf);
bb49c8bd
VF		 1700 json_object_add_value_float(tmp, "max_deviation", ts->ss_deviation.u.f);
1701 json_object_add_value_float(tmp, "slope", ts->ss_slope.u.f);
ba8fb6f6
VF		 1702
1703 data = json_create_object();
1704 json_object_add_value_object(tmp, "data", data);
1705 bw = json_create_array();
1706 iops = json_create_array();
412c7d91
VF		 1707
1708 /*
1709 ** if ss was attained or the buffer is not full,
1710 ** ss->head points to the first element in the list.
1711 ** otherwise it actually points to the second element
1712 ** in the list
1713 */
c8caba48 1714 if ((ts->ss_state & FIO_SS_ATTAINED) || !(ts->ss_state & FIO_SS_BUFFER_FULL))
bb49c8bd 1715 j = ts->ss_head;
412c7d91 1716 else
bb49c8bd 1717 j = ts->ss_head == 0 ? ts->ss_dur - 1 : ts->ss_head - 1;
a43f4461
JA		 1718 for (l = 0; l < ts->ss_dur; l++) {
1719 k = (j + l) % ts->ss_dur;
bb49c8bd
VF		 1720 json_array_add_value_int(bw, ts->ss_bw_data[k]);
1721 json_array_add_value_int(iops, ts->ss_iops_data[k]);
16e56d25 1722 }
bb49c8bd
VF		 1723 json_object_add_value_int(data, "bw_mean", steadystate_bw_mean(ts));
1724 json_object_add_value_int(data, "iops_mean", steadystate_iops_mean(ts));
6da94b07
VF		 1725 json_object_add_value_array(data, "iops", iops);
1726 json_object_add_value_array(data, "bw", bw);
16e56d25
VF		 1727 }
1728
cc372b17
SL		 1729 return root;
1730}
1731
4d658652 1732static void show_thread_status_terse(struct thread_stat *ts,
a666cab8
JA		 1733 struct group_run_stats *rs,
1734 struct buf_output *out)
4d658652 1735{
a2c95580 1736 if (terse_version >= 2 && terse_version <= 5)
bef2112b 1737 show_thread_status_terse_all(ts, rs, terse_version, out);
4d658652
JA		 1738 else
1739 log_err("fio: bad terse version!? %d\n", terse_version);
1740}
1741
952b05e0 1742struct json_object *show_thread_status(struct thread_stat *ts,
a666cab8 1743 struct group_run_stats *rs,
0279b880 1744 struct flist_head *opt_list,
a666cab8 1745 struct buf_output *out)
952b05e0 1746{
129fb2d4
JA		 1747 struct json_object *ret = NULL;
1748
1749 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 1750 show_thread_status_terse(ts, rs, out);
129fb2d4 1751 if (output_format & FIO_OUTPUT_JSON)
0279b880 1752 ret = show_thread_status_json(ts, rs, opt_list);
129fb2d4 1753 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 1754 show_thread_status_normal(ts, rs, out);
129fb2d4
JA		 1755
1756 return ret;
952b05e0
CF		 1757}
1758
70750d6a 1759static void __sum_stat(struct io_stat *dst, struct io_stat *src, bool first)
756867bd
JA		 1760{
1761 double mean, S;
1762
1763 dst->min_val = min(dst->min_val, src->min_val);
1764 dst->max_val = max(dst->max_val, src->max_val);
756867bd
JA		 1765
1766 /*
cdcac5cf
YH		 1767 * Compute new mean and S after the merge
1768 * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
1769 * #Parallel_algorithm>
756867bd 1770 */
fd595830 1771 if (first) {
802ad4a8
JA		 1772 mean = src->mean.u.f;
1773 S = src->S.u.f;
756867bd 1774 } else {
802ad4a8 1775 double delta = src->mean.u.f - dst->mean.u.f;
cdcac5cf 1776
802ad4a8
JA		 1777 mean = ((src->mean.u.f * src->samples) +
1778 (dst->mean.u.f * dst->samples)) /
cdcac5cf
YH		 1779 (dst->samples + src->samples);
1780
802ad4a8 1781 S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) *
cdcac5cf
YH		 1782 (dst->samples * src->samples) /
1783 (dst->samples + src->samples);
756867bd
JA		 1784 }
1785
cdcac5cf 1786 dst->samples += src->samples;
802ad4a8
JA		 1787 dst->mean.u.f = mean;
1788 dst->S.u.f = S;
70750d6a
JA		 1789
1790}
1791
1792/*
1793 * We sum two kinds of stats - one that is time based, in which case we
1794 * apply the proper summing technique, and then one that is iops/bw
1795 * numbers. For group_reporting, we should just add those up, not make
1796 * them the mean of everything.
1797 */
1798static void sum_stat(struct io_stat *dst, struct io_stat *src, bool first,
1799 bool pure_sum)
1800{
1801 if (src->samples == 0)
1802 return;
1803
1804 if (!pure_sum) {
1805 __sum_stat(dst, src, first);
1806 return;
1807 }
1808
68afa5b5
JA		 1809 if (first) {
1810 dst->min_val = src->min_val;
1811 dst->max_val = src->max_val;
1812 dst->samples = src->samples;
1813 dst->mean.u.f = src->mean.u.f;
1814 dst->S.u.f = src->S.u.f;
1815 } else {
1816 dst->min_val += src->min_val;
1817 dst->max_val += src->max_val;
1818 dst->samples += src->samples;
1819 dst->mean.u.f += src->mean.u.f;
1820 dst->S.u.f += src->S.u.f;
1821 }
756867bd
JA		 1822}
1823
37f0c1ae
JA		 1824void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src)
1825{
1826 int i;
1827
6eaf09d6 1828 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
37f0c1ae
JA		 1829 if (dst->max_run[i] < src->max_run[i])
1830 dst->max_run[i] = src->max_run[i];
1831 if (dst->min_run[i] && dst->min_run[i] > src->min_run[i])
1832 dst->min_run[i] = src->min_run[i];
1833 if (dst->max_bw[i] < src->max_bw[i])
1834 dst->max_bw[i] = src->max_bw[i];
1835 if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i])
1836 dst->min_bw[i] = src->min_bw[i];
1837
af7f87cb 1838 dst->iobytes[i] += src->iobytes[i];
37f0c1ae
JA		 1839 dst->agg[i] += src->agg[i];
1840 }
1841
dbae1bd6
JA		 1842 if (!dst->kb_base)
1843 dst->kb_base = src->kb_base;
1844 if (!dst->unit_base)
1845 dst->unit_base = src->unit_base;
18aa1998
JF		 1846 if (!dst->sig_figs)
1847 dst->sig_figs = src->sig_figs;
37f0c1ae
JA		 1848}
1849
fd595830
JA		 1850void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src,
1851 bool first)
5b9babb7
JA		 1852{
1853 int l, k;
1854
6eaf09d6 1855 for (l = 0; l < DDIR_RWDIR_CNT; l++) {
771e58be 1856 if (!dst->unified_rw_rep) {
70750d6a
JA		 1857 sum_stat(&dst->clat_stat[l], &src->clat_stat[l], first, false);
1858 sum_stat(&dst->slat_stat[l], &src->slat_stat[l], first, false);
1859 sum_stat(&dst->lat_stat[l], &src->lat_stat[l], first, false);
1860 sum_stat(&dst->bw_stat[l], &src->bw_stat[l], first, true);
1861 sum_stat(&dst->iops_stat[l], &src->iops_stat[l], first, true);
771e58be
JA		 1862
1863 dst->io_bytes[l] += src->io_bytes[l];
1864
1865 if (dst->runtime[l] < src->runtime[l])
1866 dst->runtime[l] = src->runtime[l];
1867 } else {
70750d6a
JA		 1868 sum_stat(&dst->clat_stat[0], &src->clat_stat[l], first, false);
1869 sum_stat(&dst->slat_stat[0], &src->slat_stat[l], first, false);
1870 sum_stat(&dst->lat_stat[0], &src->lat_stat[l], first, false);
1871 sum_stat(&dst->bw_stat[0], &src->bw_stat[l], first, true);
1872 sum_stat(&dst->iops_stat[0], &src->iops_stat[l], first, true);
771e58be
JA		 1873
1874 dst->io_bytes[0] += src->io_bytes[l];
1875
1876 if (dst->runtime[0] < src->runtime[l])
1877 dst->runtime[0] = src->runtime[l];
fd595830
JA		 1878
1879 /*
1880 * We're summing to the same destination, so override
1881 * 'first' after the first iteration of the loop
1882 */
1883 first = false;
771e58be 1884 }
5b9babb7
JA		 1885 }
1886
70750d6a 1887 sum_stat(&dst->sync_stat, &src->sync_stat, first, false);
5b9babb7
JA		 1888 dst->usr_time += src->usr_time;
1889 dst->sys_time += src->sys_time;
1890 dst->ctx += src->ctx;
1891 dst->majf += src->majf;
1892 dst->minf += src->minf;
1893
b2b3eefe 1894 for (k = 0; k < FIO_IO_U_MAP_NR; k++) {
5b9babb7 1895 dst->io_u_map[k] += src->io_u_map[k];
5b9babb7 1896 dst->io_u_submit[k] += src->io_u_submit[k];
5b9babb7 1897 dst->io_u_complete[k] += src->io_u_complete[k];
b2b3eefe 1898 }
bf14b39e
VF		 1899
1900 for (k = 0; k < FIO_IO_U_LAT_N_NR; k++)
d6bb626e 1901 dst->io_u_lat_n[k] += src->io_u_lat_n[k];
bf14b39e 1902 for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
5b9babb7 1903 dst->io_u_lat_u[k] += src->io_u_lat_u[k];
bf14b39e 1904 for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
5b9babb7 1905 dst->io_u_lat_m[k] += src->io_u_lat_m[k];
bf14b39e 1906
b2b3eefe
JA		 1907 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
1908 dst->io_u_sync_plat[k] += src->io_u_sync_plat[k];
5b9babb7 1909
6eaf09d6 1910 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
771e58be
JA		 1911 if (!dst->unified_rw_rep) {
1912 dst->total_io_u[k] += src->total_io_u[k];
1913 dst->short_io_u[k] += src->short_io_u[k];
3bcb9d94 1914 dst->drop_io_u[k] += src->drop_io_u[k];
771e58be
JA		 1915 } else {
1916 dst->total_io_u[0] += src->total_io_u[k];
1917 dst->short_io_u[0] += src->short_io_u[k];
3bcb9d94 1918 dst->drop_io_u[0] += src->drop_io_u[k];
771e58be 1919 }
5b9babb7
JA		 1920 }
1921
7f3ecee2
JA		 1922 dst->total_io_u[DDIR_SYNC] += src->total_io_u[DDIR_SYNC];
1923
6eaf09d6 1924 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
5b9babb7 1925 int m;
771e58be
JA		 1926
1927 for (m = 0; m < FIO_IO_U_PLAT_NR; m++) {
1928 if (!dst->unified_rw_rep)
1929 dst->io_u_plat[k][m] += src->io_u_plat[k][m];
1930 else
1931 dst->io_u_plat[0][m] += src->io_u_plat[k][m];
1932 }
5b9babb7
JA		 1933 }
1934
1935 dst->total_run_time += src->total_run_time;
1936 dst->total_submit += src->total_submit;
1937 dst->total_complete += src->total_complete;
fd5d733f 1938 dst->nr_zone_resets += src->nr_zone_resets;
96563db9
JA		 1939 dst->cachehit += src->cachehit;
1940 dst->cachemiss += src->cachemiss;
5b9babb7
JA		 1941}
1942
37f0c1ae
JA		 1943void init_group_run_stat(struct group_run_stats *gs)
1944{
6eaf09d6 1945 int i;
37f0c1ae 1946 memset(gs, 0, sizeof(*gs));
6eaf09d6
SL		 1947
1948 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1949 gs->min_bw[i] = gs->min_run[i] = ~0UL;
37f0c1ae
JA		 1950}
1951
1952void init_thread_stat(struct thread_stat *ts)
1953{
1954 int j;
1955
1956 memset(ts, 0, sizeof(*ts));
1957
6eaf09d6 1958 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
37f0c1ae
JA		 1959 ts->lat_stat[j].min_val = -1UL;
1960 ts->clat_stat[j].min_val = -1UL;
1961 ts->slat_stat[j].min_val = -1UL;
1962 ts->bw_stat[j].min_val = -1UL;
188b6016 1963 ts->iops_stat[j].min_val = -1UL;
37f0c1ae 1964 }
7f3ecee2 1965 ts->sync_stat.min_val = -1UL;
37f0c1ae
JA		 1966 ts->groupid = -1;
1967}
1968
83f7b64e 1969void __show_run_stats(void)
3c39a379
JA		 1970{
1971 struct group_run_stats *runstats, *rs;
1972 struct thread_data *td;
756867bd 1973 struct thread_stat *threadstats, *ts;
4da24b69 1974 int i, j, k, nr_ts, last_ts, idx;
8985b491
JA		 1975 bool kb_base_warned = false;
1976 bool unit_base_warned = false;
cc372b17
SL		 1977 struct json_object *root = NULL;
1978 struct json_array *array = NULL;
a666cab8 1979 struct buf_output output[FIO_OUTPUT_NR];
66e19a38 1980 struct flist_head **opt_lists;
a666cab8 1981
3c39a379
JA		 1982 runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
1983
37f0c1ae
JA		 1984 for (i = 0; i < groupid + 1; i++)
1985 init_group_run_stat(&runstats[i]);
3c39a379 1986
756867bd
JA		 1987 /*
1988 * find out how many threads stats we need. if group reporting isn't
1989 * enabled, it's one-per-td.
1990 */
1991 nr_ts = 0;
1992 last_ts = -1;
1993 for_each_td(td, i) {
2dc1bbeb 1994 if (!td->o.group_reporting) {
756867bd
JA		 1995 nr_ts++;
1996 continue;
1997 }
1998 if (last_ts == td->groupid)
1999 continue;
8243be59
JA		 2000 if (!td->o.stats)
2001 continue;
756867bd
JA		 2002
2003 last_ts = td->groupid;
2004 nr_ts++;
2005 }
2006
2007 threadstats = malloc(nr_ts * sizeof(struct thread_stat));
66e19a38 2008 opt_lists = malloc(nr_ts * sizeof(struct flist_head *));
756867bd 2009
66e19a38 2010 for (i = 0; i < nr_ts; i++) {
37f0c1ae 2011 init_thread_stat(&threadstats[i]);
66e19a38
JA		 2012 opt_lists[i] = NULL;
2013 }
756867bd
JA		 2014
2015 j = 0;
2016 last_ts = -1;
197574e4 2017 idx = 0;
34572e28 2018 for_each_td(td, i) {
8243be59
JA		 2019 if (!td->o.stats)
2020 continue;
2dc1bbeb
JA		 2021 if (idx && (!td->o.group_reporting ||
2022 (td->o.group_reporting && last_ts != td->groupid))) {
7abd0e3a
JA		 2023 idx = 0;
2024 j++;
2025 }
2026
2027 last_ts = td->groupid;
2028
756867bd
JA		 2029 ts = &threadstats[j];
2030
83349190 2031 ts->clat_percentiles = td->o.clat_percentiles;
b599759b 2032 ts->lat_percentiles = td->o.lat_percentiles;
435d195a 2033 ts->percentile_precision = td->o.percentile_precision;
fd112d34 2034 memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
66e19a38 2035 opt_lists[j] = &td->opt_list;
83349190 2036
197574e4 2037 idx++;
6586ee89 2038 ts->members++;
756867bd 2039
7abd0e3a 2040 if (ts->groupid == -1) {
2dc84ba7
JA		 2041 /*
2042 * These are per-group shared already
2043 */
36833fb0 2044 snprintf(ts->name, sizeof(ts->name), "%s", td->o.name);
a64e88da 2045 if (td->o.description)
36833fb0
BVA		 2046 snprintf(ts->description,
2047 sizeof(ts->description), "%s",
2048 td->o.description);
a64e88da 2049 else
4e59d0f3 2050 memset(ts->description, 0, FIO_JOBDESC_SIZE);
a64e88da 2051
2f122b13
JA		 2052 /*
2053 * If multiple entries in this group, this is
2054 * the first member.
2055 */
2056 ts->thread_number = td->thread_number;
756867bd 2057 ts->groupid = td->groupid;
2dc84ba7
JA		 2058
2059 /*
2060 * first pid in group, not very useful...
2061 */
756867bd 2062 ts->pid = td->pid;
90fef2d1
JA		 2063
2064 ts->kb_base = td->o.kb_base;
ad705bcb 2065 ts->unit_base = td->o.unit_base;
e883cb35 2066 ts->sig_figs = td->o.sig_figs;
771e58be 2067 ts->unified_rw_rep = td->o.unified_rw_rep;
90fef2d1
JA		 2068 } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
2069 log_info("fio: kb_base differs for jobs in group, using"
2070 " %u as the base\n", ts->kb_base);
8985b491 2071 kb_base_warned = true;
ad705bcb
SN		 2072 } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) {
2073 log_info("fio: unit_base differs for jobs in group, using"
2074 " %u as the base\n", ts->unit_base);
8985b491 2075 unit_base_warned = true;
2dc84ba7
JA		 2076 }
2077
f2bba182
RR		 2078 ts->continue_on_error = td->o.continue_on_error;
2079 ts->total_err_count += td->total_err_count;
2080 ts->first_error = td->first_error;
2081 if (!ts->error) {
2082 if (!td->error && td->o.continue_on_error &&
2083 td->first_error) {
2084 ts->error = td->first_error;
36833fb0
BVA		 2085 snprintf(ts->verror, sizeof(ts->verror), "%s",
2086 td->verror);
f2bba182
RR		 2087 } else if (td->error) {
2088 ts->error = td->error;
36833fb0
BVA		 2089 snprintf(ts->verror, sizeof(ts->verror), "%s",
2090 td->verror);
f2bba182 2091 }
756867bd
JA		 2092 }
2093
3e260a46
JA		 2094 ts->latency_depth = td->latency_qd;
2095 ts->latency_target = td->o.latency_target;
2096 ts->latency_percentile = td->o.latency_percentile;
2097 ts->latency_window = td->o.latency_window;
2098
0e4dd95c 2099 ts->nr_block_infos = td->ts.nr_block_infos;
4da24b69
JA		 2100 for (k = 0; k < ts->nr_block_infos; k++)
2101 ts->block_infos[k] = td->ts.block_infos[k];
0e4dd95c 2102
fd595830 2103 sum_thread_stats(ts, &td->ts, idx == 1);
16e56d25 2104
bb49c8bd
VF		 2105 if (td->o.ss_dur) {
2106 ts->ss_state = td->ss.state;
2107 ts->ss_dur = td->ss.dur;
2108 ts->ss_head = td->ss.head;
bb49c8bd
VF		 2109 ts->ss_bw_data = td->ss.bw_data;
2110 ts->ss_iops_data = td->ss.iops_data;
2111 ts->ss_limit.u.f = td->ss.limit;
2112 ts->ss_slope.u.f = td->ss.slope;
2113 ts->ss_deviation.u.f = td->ss.deviation;
2114 ts->ss_criterion.u.f = td->ss.criterion;
2115 }
16e56d25 2116 else
bb49c8bd 2117 ts->ss_dur = ts->ss_state = 0;
756867bd
JA		 2118 }
2119
2120 for (i = 0; i < nr_ts; i++) {
94370ac4 2121 unsigned long long bw;
3c39a379 2122
756867bd 2123 ts = &threadstats[i];
dedb88eb
JA		 2124 if (ts->groupid == -1)
2125 continue;
756867bd 2126 rs = &runstats[ts->groupid];
90fef2d1 2127 rs->kb_base = ts->kb_base;
ad705bcb 2128 rs->unit_base = ts->unit_base;
e883cb35 2129 rs->sig_figs = ts->sig_figs;
771e58be 2130 rs->unified_rw_rep += ts->unified_rw_rep;
3c39a379 2131
6eaf09d6 2132 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
94370ac4
JA		 2133 if (!ts->runtime[j])
2134 continue;
2135 if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j])
2136 rs->min_run[j] = ts->runtime[j];
2137 if (ts->runtime[j] > rs->max_run[j])
2138 rs->max_run[j] = ts->runtime[j];
2139
2140 bw = 0;
af7f87cb
RE		 2141 if (ts->runtime[j])
2142 bw = ts->io_bytes[j] * 1000 / ts->runtime[j];
94370ac4
JA		 2143 if (bw < rs->min_bw[j])
2144 rs->min_bw[j] = bw;
2145 if (bw > rs->max_bw[j])
2146 rs->max_bw[j] = bw;
2147
af7f87cb 2148 rs->iobytes[j] += ts->io_bytes[j];
94370ac4 2149 }
3c39a379
JA		 2150 }
2151
2152 for (i = 0; i < groupid + 1; i++) {
6eaf09d6
SL		 2153 int ddir;
2154
3c39a379
JA		 2155 rs = &runstats[i];
2156
6eaf09d6
SL		 2157 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2158 if (rs->max_run[ddir])
af7f87cb 2159 rs->agg[ddir] = (rs->iobytes[ddir] * 1000) /
6eaf09d6
SL		 2160 rs->max_run[ddir];
2161 }
3c39a379
JA		 2162 }
2163
a666cab8 2164 for (i = 0; i < FIO_OUTPUT_NR; i++)
e250c0a9 2165 buf_output_init(&output[i]);
a666cab8 2166
3c39a379
JA		 2167 /*
2168 * don't overwrite last signal output
2169 */
129fb2d4 2170 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2171 log_buf(&output[__FIO_OUTPUT_NORMAL], "\n");
129fb2d4 2172 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2173 struct thread_data *global;
35326842 2174 char time_buf[32];
aa7d2ef0
RH		 2175 struct timeval now;
2176 unsigned long long ms_since_epoch;
afd74e2a 2177 time_t tv_sec;
91e53870 2178
aa7d2ef0
RH		 2179 gettimeofday(&now, NULL);
2180 ms_since_epoch = (unsigned long long)(now.tv_sec) * 1000 +
2181 (unsigned long long)(now.tv_usec) / 1000;
2182
afd74e2a
BVA		 2183 tv_sec = now.tv_sec;
2184 os_ctime_r(&tv_sec, time_buf, sizeof(time_buf));
1d272416
JA		 2185 if (time_buf[strlen(time_buf) - 1] == '\n')
2186 time_buf[strlen(time_buf) - 1] = '\0';
91e53870 2187
cc372b17
SL		 2188 root = json_create_object();
2189 json_object_add_value_string(root, "fio version", fio_version_string);
aa7d2ef0
RH		 2190 json_object_add_value_int(root, "timestamp", now.tv_sec);
2191 json_object_add_value_int(root, "timestamp_ms", ms_since_epoch);
91e53870 2192 json_object_add_value_string(root, "time", time_buf);
66e19a38 2193 global = get_global_options();
0cf542af 2194 json_add_job_opts(root, "global options", &global->opt_list);
cc372b17
SL		 2195 array = json_create_array();
2196 json_object_add_value_array(root, "jobs", array);
2197 }
3c39a379 2198
0279b880
JA		 2199 if (is_backend)
2200 fio_server_send_job_options(&get_global_options()->opt_list, -1U);
2201
756867bd
JA		 2202 for (i = 0; i < nr_ts; i++) {
2203 ts = &threadstats[i];
2204 rs = &runstats[ts->groupid];
3c39a379 2205
0279b880
JA		 2206 if (is_backend) {
2207 fio_server_send_job_options(opt_lists[i], i);
a64e88da 2208 fio_server_send_ts(ts, rs);
0279b880 2209 } else {
129fb2d4 2210 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 2211 show_thread_status_terse(ts, rs, &output[__FIO_OUTPUT_TERSE]);
129fb2d4 2212 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2213 struct json_object *tmp = show_thread_status_json(ts, rs, opt_lists[i]);
129fb2d4
JA		 2214 json_array_add_value_object(array, tmp);
2215 }
2216 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2217 show_thread_status_normal(ts, rs, &output[__FIO_OUTPUT_NORMAL]);
129fb2d4 2218 }
3c39a379 2219 }
ab34ddd1 2220 if (!is_backend && (output_format & FIO_OUTPUT_JSON)) {
cc372b17 2221 /* disk util stats, if any */
a666cab8 2222 show_disk_util(1, root, &output[__FIO_OUTPUT_JSON]);
cc372b17 2223
a666cab8 2224 show_idle_prof_stats(FIO_OUTPUT_JSON, root, &output[__FIO_OUTPUT_JSON]);
f2a2ce0e 2225
a666cab8
JA		 2226 json_print_object(root, &output[__FIO_OUTPUT_JSON]);
2227 log_buf(&output[__FIO_OUTPUT_JSON], "\n");
cc372b17
SL		 2228 json_free_object(root);
2229 }
3c39a379 2230
72c27ff8
JA		 2231 for (i = 0; i < groupid + 1; i++) {
2232 rs = &runstats[i];
3c39a379 2233
72c27ff8 2234 rs->groupid = i;
d09a64a0 2235 if (is_backend)
72c27ff8 2236 fio_server_send_gs(rs);
129fb2d4 2237 else if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2238 show_group_stats(rs, &output[__FIO_OUTPUT_NORMAL]);
c6ae0a5b 2239 }
eecf272f 2240
72c27ff8
JA		 2241 if (is_backend)
2242 fio_server_send_du();
129fb2d4 2243 else if (output_format & FIO_OUTPUT_NORMAL) {
a666cab8
JA		 2244 show_disk_util(0, NULL, &output[__FIO_OUTPUT_NORMAL]);
2245 show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL, &output[__FIO_OUTPUT_NORMAL]);
60904003 2246 }
f2a2ce0e 2247
3d57c0e9 2248 for (i = 0; i < FIO_OUTPUT_NR; i++) {
3dc3aa41 2249 struct buf_output *out = &output[i];
8dd0eca3 2250
3dc3aa41 2251 log_info_buf(out->buf, out->buflen);
3dc3aa41 2252 buf_output_free(out);
3d57c0e9 2253 }
2b8c71b0 2254
7ceefc09
FS		 2255 fio_idle_prof_cleanup();
2256
fdd5f15f 2257 log_info_flush();
eecf272f 2258 free(runstats);
756867bd 2259 free(threadstats);
66e19a38 2260 free(opt_lists);
3c39a379
JA		 2261}
2262
5ddc6707 2263void __show_running_run_stats(void)
b852e7cf
JA		 2264{
2265 struct thread_data *td;
2266 unsigned long long *rt;
8b6a404c 2267 struct timespec ts;
b852e7cf
JA		 2268 int i;
2269
971caeb1 2270 fio_sem_down(stat_sem);
90811930 2271
b852e7cf 2272 rt = malloc(thread_number * sizeof(unsigned long long));
8b6a404c 2273 fio_gettime(&ts, NULL);
b852e7cf
JA		 2274
2275 for_each_td(td, i) {
c97f1ad6 2276 td->update_rusage = 1;
6eaf09d6
SL		 2277 td->ts.io_bytes[DDIR_READ] = td->io_bytes[DDIR_READ];
2278 td->ts.io_bytes[DDIR_WRITE] = td->io_bytes[DDIR_WRITE];
2279 td->ts.io_bytes[DDIR_TRIM] = td->io_bytes[DDIR_TRIM];
8b6a404c 2280 td->ts.total_run_time = mtime_since(&td->epoch, &ts);
6c041a88 2281
8b6a404c 2282 rt[i] = mtime_since(&td->start, &ts);
6c041a88 2283 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
2284 td->ts.runtime[DDIR_READ] += rt[i];
2285 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
2286 td->ts.runtime[DDIR_WRITE] += rt[i];
2287 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
2288 td->ts.runtime[DDIR_TRIM] += rt[i];
b852e7cf
JA		 2289 }
2290
c97f1ad6 2291 for_each_td(td, i) {
fda2cfac
JA		 2292 if (td->runstate >= TD_EXITED)
2293 continue;
c97f1ad6
JA		 2294 if (td->rusage_sem) {
2295 td->update_rusage = 1;
971caeb1 2296 fio_sem_down(td->rusage_sem);
c97f1ad6
JA		 2297 }
2298 td->update_rusage = 0;
2299 }
2300
cef9175e 2301 __show_run_stats();
b852e7cf
JA		 2302
2303 for_each_td(td, i) {
6c041a88 2304 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
b852e7cf 2305 td->ts.runtime[DDIR_READ] -= rt[i];
6c041a88 2306 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
b852e7cf 2307 td->ts.runtime[DDIR_WRITE] -= rt[i];
6c041a88 2308 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
6eaf09d6 2309 td->ts.runtime[DDIR_TRIM] -= rt[i];
b852e7cf
JA		 2310 }
2311
2312 free(rt);
971caeb1 2313 fio_sem_up(stat_sem);
b852e7cf
JA		 2314}
2315
8985b491 2316static bool status_interval_init;
8b6a404c 2317static struct timespec status_time;
8985b491 2318static bool status_file_disabled;
06464907 2319
dac45f23 2320#define FIO_STATUS_FILE "fio-dump-status"
06464907
JA		 2321
2322static int check_status_file(void)
2323{
2324 struct stat sb;
a0bafb7d
BC		 2325 const char *temp_dir;
2326 char fio_status_file_path[PATH_MAX];
06464907 2327
77d99675
JA		 2328 if (status_file_disabled)
2329 return 0;
2330
a0bafb7d 2331 temp_dir = getenv("TMPDIR");
48b16e27 2332 if (temp_dir == NULL) {
a0bafb7d 2333 temp_dir = getenv("TEMP");
48b16e27
JA		 2334 if (temp_dir && strlen(temp_dir) >= PATH_MAX)
2335 temp_dir = NULL;
2336 }
a0bafb7d
BC		 2337 if (temp_dir == NULL)
2338 temp_dir = "/tmp";
3544731c
BVA		 2339#ifdef __COVERITY__
2340 __coverity_tainted_data_sanitize__(temp_dir);
2341#endif
a0bafb7d
BC		 2342
2343 snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE);
2344
2345 if (stat(fio_status_file_path, &sb))
06464907
JA		 2346 return 0;
2347
77d99675
JA		 2348 if (unlink(fio_status_file_path) < 0) {
2349 log_err("fio: failed to unlink %s: %s\n", fio_status_file_path,
2350 strerror(errno));
2351 log_err("fio: disabling status file updates\n");
8985b491 2352 status_file_disabled = true;
77d99675
JA		 2353 }
2354
06464907
JA		 2355 return 1;
2356}
2357
2358void check_for_running_stats(void)
2359{
2360 if (status_interval) {
2361 if (!status_interval_init) {
2362 fio_gettime(&status_time, NULL);
8985b491 2363 status_interval_init = true;
06464907
JA		 2364 } else if (mtime_since_now(&status_time) >= status_interval) {
2365 show_running_run_stats();
2366 fio_gettime(&status_time, NULL);
2367 return;
2368 }
2369 }
2370 if (check_status_file()) {
2371 show_running_run_stats();
2372 return;
2373 }
2374}
2375
d6bb626e 2376static inline void add_stat_sample(struct io_stat *is, unsigned long long data)
3c39a379 2377{
68704084 2378 double val = data;
6660cc67 2379 double delta;
68704084
JA		 2380
2381 if (data > is->max_val)
2382 is->max_val = data;
2383 if (data < is->min_val)
2384 is->min_val = data;
2385
802ad4a8 2386 delta = val - is->mean.u.f;
ef11d737 2387 if (delta) {
802ad4a8
JA		 2388 is->mean.u.f += delta / (is->samples + 1.0);
2389 is->S.u.f += delta * (val - is->mean.u.f);
ef11d737 2390 }
3c39a379 2391
3c39a379
JA		 2392 is->samples++;
2393}
2394
7e419452
JA		 2395/*
2396 * Return a struct io_logs, which is added to the tail of the log
2397 * list for 'iolog'.
2398 */
2399static struct io_logs *get_new_log(struct io_log *iolog)
2400{
2401 size_t new_size, new_samples;
2402 struct io_logs *cur_log;
2403
2404 /*
2405 * Cap the size at MAX_LOG_ENTRIES, so we don't keep doubling
2406 * forever
2407 */
2408 if (!iolog->cur_log_max)
2409 new_samples = DEF_LOG_ENTRIES;
2410 else {
2411 new_samples = iolog->cur_log_max * 2;
2412 if (new_samples > MAX_LOG_ENTRIES)
2413 new_samples = MAX_LOG_ENTRIES;
2414 }
2415
7e419452 2416 new_size = new_samples * log_entry_sz(iolog);
7e419452 2417
90d2d53f 2418 cur_log = smalloc(sizeof(*cur_log));
7e419452
JA		 2419 if (cur_log) {
2420 INIT_FLIST_HEAD(&cur_log->list);
2421 cur_log->log = malloc(new_size);
2422 if (cur_log->log) {
2423 cur_log->nr_samples = 0;
2424 cur_log->max_samples = new_samples;
2425 flist_add_tail(&cur_log->list, &iolog->io_logs);
2426 iolog->cur_log_max = new_samples;
2427 return cur_log;
2428 }
90d2d53f 2429 sfree(cur_log);
7e419452
JA		 2430 }
2431
2432 return NULL;
2433}
2434
1fed2080
JA		 2435/*
2436 * Add and return a new log chunk, or return current log if big enough
2437 */
2438static struct io_logs *regrow_log(struct io_log *iolog)
7e419452
JA		 2439{
2440 struct io_logs *cur_log;
1fed2080 2441 int i;
7e419452 2442
1fed2080 2443 if (!iolog || iolog->disabled)
2ab71dc4 2444 goto disable;
7e419452 2445
1fed2080 2446 cur_log = iolog_cur_log(iolog);
a9afa45a
JA		 2447 if (!cur_log) {
2448 cur_log = get_new_log(iolog);
2449 if (!cur_log)
2450 return NULL;
2451 }
2452
7e419452
JA		 2453 if (cur_log->nr_samples < cur_log->max_samples)
2454 return cur_log;
2455
2456 /*
2457 * No room for a new sample. If we're compressing on the fly, flush
2458 * out the current chunk
2459 */
2460 if (iolog->log_gz) {
2461 if (iolog_cur_flush(iolog, cur_log)) {
2462 log_err("fio: failed flushing iolog! Will stop logging.\n");
2463 return NULL;
2464 }
2465 }
2466
2467 /*
2468 * Get a new log array, and add to our list
2469 */
2470 cur_log = get_new_log(iolog);
1fed2080
JA		 2471 if (!cur_log) {
2472 log_err("fio: failed extending iolog! Will stop logging.\n");
2473 return NULL;
2474 }
2475
2476 if (!iolog->pending || !iolog->pending->nr_samples)
80a24ba9 2477 return cur_log;
7e419452 2478
1fed2080
JA		 2479 /*
2480 * Flush pending items to new log
2481 */
2482 for (i = 0; i < iolog->pending->nr_samples; i++) {
2483 struct io_sample *src, *dst;
2484
2485 src = get_sample(iolog, iolog->pending, i);
2486 dst = get_sample(iolog, cur_log, i);
2487 memcpy(dst, src, log_entry_sz(iolog));
2488 }
0b2eef49 2489 cur_log->nr_samples = iolog->pending->nr_samples;
1fed2080
JA		 2490
2491 iolog->pending->nr_samples = 0;
2492 return cur_log;
2ab71dc4
JA		 2493disable:
2494 if (iolog)
2495 iolog->disabled = true;
2496 return NULL;
1fed2080
JA		 2497}
2498
2499void regrow_logs(struct thread_data *td)
2500{
2ab71dc4
JA		 2501 regrow_log(td->slat_log);
2502 regrow_log(td->clat_log);
1e613c9c 2503 regrow_log(td->clat_hist_log);
2ab71dc4
JA		 2504 regrow_log(td->lat_log);
2505 regrow_log(td->bw_log);
2506 regrow_log(td->iops_log);
1fed2080
JA		 2507 td->flags &= ~TD_F_REGROW_LOGS;
2508}
2509
2510static struct io_logs *get_cur_log(struct io_log *iolog)
2511{
2512 struct io_logs *cur_log;
2513
2514 cur_log = iolog_cur_log(iolog);
2515 if (!cur_log) {
2516 cur_log = get_new_log(iolog);
2517 if (!cur_log)
2518 return NULL;
2519 }
2520
2521 if (cur_log->nr_samples < cur_log->max_samples)
2522 return cur_log;
2523
2524 /*
1eb467fb
JA		 2525 * Out of space. If we're in IO offload mode, or we're not doing
2526 * per unit logging (hence logging happens outside of the IO thread
2527 * as well), add a new log chunk inline. If we're doing inline
2528 * submissions, flag 'td' as needing a log regrow and we'll take
2529 * care of it on the submission side.
1fed2080 2530 */
ab5643cb 2531 if ((iolog->td && iolog->td->o.io_submit_mode == IO_MODE_OFFLOAD) ||
1eb467fb 2532 !per_unit_log(iolog))
1fed2080
JA		 2533 return regrow_log(iolog);
2534
ab5643cb
IK		 2535 if (iolog->td)
2536 iolog->td->flags |= TD_F_REGROW_LOGS;
2537 if (iolog->pending)
2538 assert(iolog->pending->nr_samples < iolog->pending->max_samples);
1fed2080 2539 return iolog->pending;
7e419452
JA		 2540}
2541
af2fde19 2542static void __add_log_sample(struct io_log *iolog, union io_sample_data data,
5fff9543 2543 enum fio_ddir ddir, unsigned long long bs,
ae588852 2544 unsigned long t, uint64_t offset)
3c39a379 2545{
7e419452 2546 struct io_logs *cur_log;
306ddc97 2547
3c568239
JA		 2548 if (iolog->disabled)
2549 return;
7e419452 2550 if (flist_empty(&iolog->io_logs))
8355119b 2551 iolog->avg_last[ddir] = t;
b8bc8cba 2552
7e419452
JA		 2553 cur_log = get_cur_log(iolog);
2554 if (cur_log) {
2555 struct io_sample *s;
3c39a379 2556
7e419452 2557 s = get_sample(iolog, cur_log, cur_log->nr_samples);
3c39a379 2558
af2fde19 2559 s->data = data;
a9179eeb 2560 s->time = t + (iolog->td ? iolog->td->unix_epoch : 0);
7e419452
JA		 2561 io_sample_set_ddir(iolog, s, ddir);
2562 s->bs = bs;
ae588852 2563
7e419452
JA		 2564 if (iolog->log_offset) {
2565 struct io_sample_offset *so = (void *) s;
ae588852 2566
7e419452
JA		 2567 so->offset = offset;
2568 }
ae588852 2569
7e419452
JA		 2570 cur_log->nr_samples++;
2571 return;
ae588852
JA		 2572 }
2573
7e419452 2574 iolog->disabled = true;
3c39a379
JA		 2575}
2576
7fb28d36
JA		 2577static inline void reset_io_stat(struct io_stat *ios)
2578{
5b8f19b7
JA		 2579 ios->min_val = -1ULL;
2580 ios->max_val = ios->samples = 0;
7fb28d36
JA		 2581 ios->mean.u.f = ios->S.u.f = 0;
2582}
2583
6bb58215
JA		 2584void reset_io_stats(struct thread_data *td)
2585{
2586 struct thread_stat *ts = &td->ts;
2587 int i, j;
2588
2589 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
2590 reset_io_stat(&ts->clat_stat[i]);
2591 reset_io_stat(&ts->slat_stat[i]);
2592 reset_io_stat(&ts->lat_stat[i]);
2593 reset_io_stat(&ts->bw_stat[i]);
2594 reset_io_stat(&ts->iops_stat[i]);
2595
2596 ts->io_bytes[i] = 0;
2597 ts->runtime[i] = 0;
71cb78c1
VF		 2598 ts->total_io_u[i] = 0;
2599 ts->short_io_u[i] = 0;
2600 ts->drop_io_u[i] = 0;
6bb58215 2601
b2b3eefe 2602 for (j = 0; j < FIO_IO_U_PLAT_NR; j++) {
6bb58215 2603 ts->io_u_plat[i][j] = 0;
b2b3eefe
JA		 2604 if (!i)
2605 ts->io_u_sync_plat[j] = 0;
2606 }
6bb58215
JA		 2607 }
2608
7f3ecee2
JA		 2609 ts->total_io_u[DDIR_SYNC] = 0;
2610
6bb58215
JA		 2611 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
2612 ts->io_u_map[i] = 0;
2613 ts->io_u_submit[i] = 0;
2614 ts->io_u_complete[i] = 0;
71cb78c1
VF		 2615 }
2616
d6bb626e
VF		 2617 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
2618 ts->io_u_lat_n[i] = 0;
71cb78c1 2619 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
6bb58215 2620 ts->io_u_lat_u[i] = 0;
71cb78c1 2621 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
6bb58215 2622 ts->io_u_lat_m[i] = 0;
6bb58215 2623
71cb78c1
VF		 2624 ts->total_submit = 0;
2625 ts->total_complete = 0;
fd5d733f 2626 ts->nr_zone_resets = 0;
96563db9 2627 ts->cachehit = ts->cachemiss = 0;
6bb58215
JA		 2628}
2629
d96d3bb3 2630static void __add_stat_to_log(struct io_log *iolog, enum fio_ddir ddir,
e6989e10 2631 unsigned long elapsed, bool log_max)
99007068
PO		 2632{
2633 /*
2634 * Note an entry in the log. Use the mean from the logged samples,
2635 * making sure to properly round up. Only write a log entry if we
2636 * had actual samples done.
2637 */
d96d3bb3 2638 if (iolog->avg_window[ddir].samples) {
af2fde19 2639 union io_sample_data data;
99007068 2640
e6989e10 2641 if (log_max)
af2fde19 2642 data.val = iolog->avg_window[ddir].max_val;
e6989e10 2643 else
af2fde19 2644 data.val = iolog->avg_window[ddir].mean.u.f + 0.50;
e6989e10 2645
af2fde19 2646 __add_log_sample(iolog, data, ddir, 0, elapsed, 0);
99007068 2647 }
99007068 2648
d96d3bb3
JA		 2649 reset_io_stat(&iolog->avg_window[ddir]);
2650}
99007068 2651
e6989e10
JA		 2652static void _add_stat_to_log(struct io_log *iolog, unsigned long elapsed,
2653 bool log_max)
d96d3bb3
JA		 2654{
2655 int ddir;
99007068 2656
d96d3bb3 2657 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
e6989e10 2658 __add_stat_to_log(iolog, ddir, elapsed, log_max);
99007068
PO		 2659}
2660
674456bf
JF		 2661static unsigned long add_log_sample(struct thread_data *td,
2662 struct io_log *iolog,
2663 union io_sample_data data,
5fff9543 2664 enum fio_ddir ddir, unsigned long long bs,
674456bf 2665 uint64_t offset)
bb3884d8 2666{
7fb28d36 2667 unsigned long elapsed, this_window;
b8bc8cba 2668
ff58fced 2669 if (!ddir_rw(ddir))
d454a205 2670 return 0;
ff58fced 2671
b8bc8cba
JA		 2672 elapsed = mtime_since_now(&td->epoch);
2673
2674 /*
2675 * If no time averaging, just add the log sample.
2676 */
2677 if (!iolog->avg_msec) {
af2fde19 2678 __add_log_sample(iolog, data, ddir, bs, elapsed, offset);
d454a205 2679 return 0;
b8bc8cba
JA		 2680 }
2681
2682 /*
2683 * Add the sample. If the time period has passed, then
2684 * add that entry to the log and clear.
2685 */
af2fde19 2686 add_stat_sample(&iolog->avg_window[ddir], data.val);
b8bc8cba 2687
7fb28d36
JA		 2688 /*
2689 * If period hasn't passed, adding the above sample is all we
2690 * need to do.
2691 */
8355119b
SW		 2692 this_window = elapsed - iolog->avg_last[ddir];
2693 if (elapsed < iolog->avg_last[ddir])
2694 return iolog->avg_last[ddir] - elapsed;
f5a568cf 2695 else if (this_window < iolog->avg_msec) {
674456bf 2696 unsigned long diff = iolog->avg_msec - this_window;
d454a205 2697
b392f36d 2698 if (inline_log(iolog) || diff > LOG_MSEC_SLACK)
d454a205
JA		 2699 return diff;
2700 }
b8bc8cba 2701
8355119b 2702 __add_stat_to_log(iolog, ddir, elapsed, td->o.log_max != 0);
b8bc8cba 2703
8355119b 2704 iolog->avg_last[ddir] = elapsed - (this_window - iolog->avg_msec);
d454a205 2705 return iolog->avg_msec;
99007068 2706}
6eaf09d6 2707
a47591e4 2708void finalize_logs(struct thread_data *td, bool unit_logs)
99007068
PO		 2709{
2710 unsigned long elapsed;
6eaf09d6 2711
99007068 2712 elapsed = mtime_since_now(&td->epoch);
b8bc8cba 2713
a47591e4 2714 if (td->clat_log && unit_logs)
e6989e10 2715 _add_stat_to_log(td->clat_log, elapsed, td->o.log_max != 0);
a47591e4 2716 if (td->slat_log && unit_logs)
e6989e10 2717 _add_stat_to_log(td->slat_log, elapsed, td->o.log_max != 0);
a47591e4 2718 if (td->lat_log && unit_logs)
e6989e10 2719 _add_stat_to_log(td->lat_log, elapsed, td->o.log_max != 0);
a47591e4 2720 if (td->bw_log && (unit_logs == per_unit_log(td->bw_log)))
e6989e10 2721 _add_stat_to_log(td->bw_log, elapsed, td->o.log_max != 0);
a47591e4 2722 if (td->iops_log && (unit_logs == per_unit_log(td->iops_log)))
e6989e10 2723 _add_stat_to_log(td->iops_log, elapsed, td->o.log_max != 0);
bb3884d8
JA		 2724}
2725
5fff9543 2726void add_agg_sample(union io_sample_data data, enum fio_ddir ddir, unsigned long long bs)
bb3884d8 2727{
ff58fced 2728 struct io_log *iolog;
bb3884d8 2729
ff58fced
JA		 2730 if (!ddir_rw(ddir))
2731 return;
2732
2733 iolog = agg_io_log[ddir];
af2fde19 2734 __add_log_sample(iolog, data, ddir, bs, mtime_since_genesis(), 0);
bb3884d8
JA		 2735}
2736
b2b3eefe
JA		 2737void add_sync_clat_sample(struct thread_stat *ts, unsigned long long nsec)
2738{
2739 unsigned int idx = plat_val_to_idx(nsec);
2740 assert(idx < FIO_IO_U_PLAT_NR);
2741
2742 ts->io_u_sync_plat[idx]++;
2743 add_stat_sample(&ts->sync_stat, nsec);
2744}
2745
83349190 2746static void add_clat_percentile_sample(struct thread_stat *ts,
d6bb626e 2747 unsigned long long nsec, enum fio_ddir ddir)
83349190 2748{
d6bb626e 2749 unsigned int idx = plat_val_to_idx(nsec);
83349190
YH		 2750 assert(idx < FIO_IO_U_PLAT_NR);
2751
2752 ts->io_u_plat[ddir][idx]++;
2753}
2754
1e97cce9 2755void add_clat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543
JF		 2756 unsigned long long nsec, unsigned long long bs,
2757 uint64_t offset)
3c39a379 2758{
26b3a188 2759 const bool needs_lock = td_async_processing(td);
1e613c9c 2760 unsigned long elapsed, this_window;
756867bd 2761 struct thread_stat *ts = &td->ts;
1e613c9c 2762 struct io_log *iolog = td->clat_hist_log;
079ad09b 2763
26b3a188
JA		 2764 if (needs_lock)
2765 __td_io_u_lock(td);
75dc383e 2766
d6bb626e 2767 add_stat_sample(&ts->clat_stat[ddir], nsec);
3c39a379 2768
7b9f733a 2769 if (td->clat_log)
d6bb626e 2770 add_log_sample(td, td->clat_log, sample_val(nsec), ddir, bs,
af2fde19 2771 offset);
83349190
YH		 2772
2773 if (ts->clat_percentiles)
d6bb626e 2774 add_clat_percentile_sample(ts, nsec, ddir);
75dc383e 2775
1e613c9c 2776 if (iolog && iolog->hist_msec) {
93168285
JA		 2777 struct io_hist *hw = &iolog->hist_window[ddir];
2778
2779 hw->samples++;
1e613c9c 2780 elapsed = mtime_since_now(&td->epoch);
93168285 2781 if (!hw->hist_last)
1e613c9c
KC		 2782 hw->hist_last = elapsed;
2783 this_window = elapsed - hw->hist_last;
2784
2785 if (this_window >= iolog->hist_msec) {
6cc0e5aa 2786 uint64_t *io_u_plat;
65a4d15c 2787 struct io_u_plat_entry *dst;
93168285 2788
1e613c9c 2789 /*
93168285
JA		 2790 * Make a byte-for-byte copy of the latency histogram
2791 * stored in td->ts.io_u_plat[ddir], recording it in a
2792 * log sample. Note that the matching call to free() is
2793 * located in iolog.c after printing this sample to the
2794 * log file.
1e613c9c 2795 */
6cc0e5aa 2796 io_u_plat = (uint64_t *) td->ts.io_u_plat[ddir];
65a4d15c
KC		 2797 dst = malloc(sizeof(struct io_u_plat_entry));
2798 memcpy(&(dst->io_u_plat), io_u_plat,
1fb9250b 2799 FIO_IO_U_PLAT_NR * sizeof(uint64_t));
d730bc58 2800 flist_add(&dst->list, &hw->list);
af2fde19 2801 __add_log_sample(iolog, sample_plat(dst), ddir, bs,
93168285 2802 elapsed, offset);
1e613c9c
KC		 2803
2804 /*
93168285
JA		 2805 * Update the last time we recorded as being now, minus
2806 * any drift in time we encountered before actually
2807 * making the record.
1e613c9c
KC		 2808 */
2809 hw->hist_last = elapsed - (this_window - iolog->hist_msec);
2810 hw->samples = 0;
2811 }
2812 }
2813
26b3a188
JA		 2814 if (needs_lock)
2815 __td_io_u_unlock(td);
3c39a379
JA		 2816}
2817
1e97cce9 2818void add_slat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 2819 unsigned long usec, unsigned long long bs, uint64_t offset)
3c39a379 2820{
26b3a188 2821 const bool needs_lock = td_async_processing(td);
756867bd 2822 struct thread_stat *ts = &td->ts;
079ad09b 2823
ff58fced
JA		 2824 if (!ddir_rw(ddir))
2825 return;
2826
26b3a188
JA		 2827 if (needs_lock)
2828 __td_io_u_lock(td);
75dc383e 2829
d85f5118 2830 add_stat_sample(&ts->slat_stat[ddir], usec);
3c39a379 2831
7b9f733a 2832 if (td->slat_log)
af2fde19 2833 add_log_sample(td, td->slat_log, sample_val(usec), ddir, bs, offset);
75dc383e 2834
26b3a188
JA		 2835 if (needs_lock)
2836 __td_io_u_unlock(td);
3c39a379
JA		 2837}
2838
02af0988 2839void add_lat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543
JF		 2840 unsigned long long nsec, unsigned long long bs,
2841 uint64_t offset)
02af0988 2842{
26b3a188 2843 const bool needs_lock = td_async_processing(td);
02af0988
JA		 2844 struct thread_stat *ts = &td->ts;
2845
ff58fced
JA		 2846 if (!ddir_rw(ddir))
2847 return;
2848
26b3a188
JA		 2849 if (needs_lock)
2850 __td_io_u_lock(td);
75dc383e 2851
d6bb626e 2852 add_stat_sample(&ts->lat_stat[ddir], nsec);
02af0988 2853
7b9f733a 2854 if (td->lat_log)
d6bb626e 2855 add_log_sample(td, td->lat_log, sample_val(nsec), ddir, bs,
af2fde19 2856 offset);
75dc383e 2857
b599759b
JA		 2858 if (ts->lat_percentiles)
2859 add_clat_percentile_sample(ts, nsec, ddir);
2860
26b3a188
JA		 2861 if (needs_lock)
2862 __td_io_u_unlock(td);
02af0988
JA		 2863}
2864
a47591e4 2865void add_bw_sample(struct thread_data *td, struct io_u *io_u,
d6bb626e 2866 unsigned int bytes, unsigned long long spent)
a47591e4 2867{
26b3a188 2868 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 2869 struct thread_stat *ts = &td->ts;
2870 unsigned long rate;
2871
2872 if (spent)
d6bb626e 2873 rate = (unsigned long) (bytes * 1000000ULL / spent);
a47591e4
JA		 2874 else
2875 rate = 0;
2876
26b3a188
JA		 2877 if (needs_lock)
2878 __td_io_u_lock(td);
a47591e4
JA		 2879
2880 add_stat_sample(&ts->bw_stat[io_u->ddir], rate);
2881
2882 if (td->bw_log)
af2fde19
SW		 2883 add_log_sample(td, td->bw_log, sample_val(rate), io_u->ddir,
2884 bytes, io_u->offset);
a47591e4
JA		 2885
2886 td->stat_io_bytes[io_u->ddir] = td->this_io_bytes[io_u->ddir];
26b3a188
JA		 2887
2888 if (needs_lock)
2889 __td_io_u_unlock(td);
a47591e4
JA		 2890}
2891
8b6a404c
VF		 2892static int __add_samples(struct thread_data *td, struct timespec *parent_tv,
2893 struct timespec *t, unsigned int avg_time,
4843277a
JA		 2894 uint64_t *this_io_bytes, uint64_t *stat_io_bytes,
2895 struct io_stat *stat, struct io_log *log,
2896 bool is_kb)
3c39a379 2897{
26b3a188 2898 const bool needs_lock = td_async_processing(td);
ff58fced 2899 unsigned long spent, rate;
a47591e4 2900 enum fio_ddir ddir;
674456bf 2901 unsigned long next, next_log;
d454a205 2902
4843277a 2903 next_log = avg_time;
ff58fced 2904
4843277a
JA		 2905 spent = mtime_since(parent_tv, t);
2906 if (spent < avg_time && avg_time - spent >= LOG_MSEC_SLACK)
2907 return avg_time - spent;
9602d8df 2908
26b3a188
JA		 2909 if (needs_lock)
2910 __td_io_u_lock(td);
a9da8ab2 2911
9602d8df 2912 /*
5daa4ebe
JC		 2913 * Compute both read and write rates for the interval.
2914 */
c1f50f76 2915 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
5daa4ebe
JC		 2916 uint64_t delta;
2917
4843277a 2918 delta = this_io_bytes[ddir] - stat_io_bytes[ddir];
5daa4ebe
JC		 2919 if (!delta)
2920 continue; /* No entries for interval */
3c39a379 2921
4843277a
JA		 2922 if (spent) {
2923 if (is_kb)
2924 rate = delta * 1000 / spent / 1024; /* KiB/s */
2925 else
2926 rate = (delta * 1000) / spent;
2927 } else
0956264f
JA		 2928 rate = 0;
2929
4843277a 2930 add_stat_sample(&stat[ddir], rate);
3c39a379 2931
37181709 2932 if (log) {
5fff9543 2933 unsigned long long bs = 0;
66b98c9f
JA		 2934
2935 if (td->o.min_bs[ddir] == td->o.max_bs[ddir])
2936 bs = td->o.min_bs[ddir];
2937
4843277a 2938 next = add_log_sample(td, log, sample_val(rate), ddir, bs, 0);
d454a205 2939 next_log = min(next_log, next);
66b98c9f 2940 }
5daa4ebe 2941
4843277a 2942 stat_io_bytes[ddir] = this_io_bytes[ddir];
5daa4ebe 2943 }
3c39a379 2944
8b6a404c 2945 timespec_add_msec(parent_tv, avg_time);
a47591e4 2946
26b3a188
JA		 2947 if (needs_lock)
2948 __td_io_u_unlock(td);
a47591e4 2949
4843277a
JA		 2950 if (spent <= avg_time)
2951 next = avg_time;
306fea38 2952 else
4843277a 2953 next = avg_time - (1 + spent - avg_time);
a47591e4 2954
d454a205 2955 return min(next, next_log);
a47591e4
JA		 2956}
2957
8b6a404c 2958static int add_bw_samples(struct thread_data *td, struct timespec *t)
4843277a
JA		 2959{
2960 return __add_samples(td, &td->bw_sample_time, t, td->o.bw_avg_time,
2961 td->this_io_bytes, td->stat_io_bytes,
2962 td->ts.bw_stat, td->bw_log, true);
2963}
2964
a47591e4
JA		 2965void add_iops_sample(struct thread_data *td, struct io_u *io_u,
2966 unsigned int bytes)
2967{
26b3a188 2968 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 2969 struct thread_stat *ts = &td->ts;
2970
26b3a188
JA		 2971 if (needs_lock)
2972 __td_io_u_lock(td);
a47591e4
JA		 2973
2974 add_stat_sample(&ts->iops_stat[io_u->ddir], 1);
2975
2976 if (td->iops_log)
af2fde19
SW		 2977 add_log_sample(td, td->iops_log, sample_val(1), io_u->ddir,
2978 bytes, io_u->offset);
a47591e4
JA		 2979
2980 td->stat_io_blocks[io_u->ddir] = td->this_io_blocks[io_u->ddir];
26b3a188
JA		 2981
2982 if (needs_lock)
2983 __td_io_u_unlock(td);
3c39a379 2984}
c8eeb9df 2985
8b6a404c 2986static int add_iops_samples(struct thread_data *td, struct timespec *t)
c8eeb9df 2987{
4843277a
JA		 2988 return __add_samples(td, &td->iops_sample_time, t, td->o.iops_avg_time,
2989 td->this_io_blocks, td->stat_io_blocks,
2990 td->ts.iops_stat, td->iops_log, false);
a47591e4
JA		 2991}
2992
2993/*
2994 * Returns msecs to next event
2995 */
2996int calc_log_samples(void)
2997{
2998 struct thread_data *td;
2999 unsigned int next = ~0U, tmp;
8b6a404c 3000 struct timespec now;
a47591e4
JA		 3001 int i;
3002
3003 fio_gettime(&now, NULL);
3004
3005 for_each_td(td, i) {
8243be59
JA		 3006 if (!td->o.stats)
3007 continue;
6a89b401 3008 if (in_ramp_time(td) ||
a47591e4
JA		 3009 !(td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING)) {
3010 next = min(td->o.iops_avg_time, td->o.bw_avg_time);
3011 continue;
3012 }
37181709
AH		 3013 if (!td->bw_log ||
3014 (td->bw_log && !per_unit_log(td->bw_log))) {
a47591e4
JA		 3015 tmp = add_bw_samples(td, &now);
3016 if (tmp < next)
3017 next = tmp;
3018 }
37181709
AH		 3019 if (!td->iops_log ||
3020 (td->iops_log && !per_unit_log(td->iops_log))) {
a47591e4
JA		 3021 tmp = add_iops_samples(td, &now);
3022 if (tmp < next)
3023 next = tmp;
3024 }
3025 }
3026
3027 return next == ~0U ? 0 : next;
c8eeb9df 3028}
cef9175e
JA		 3029
3030void stat_init(void)
3031{
971caeb1 3032 stat_sem = fio_sem_init(FIO_SEM_UNLOCKED);
cef9175e
JA		 3033}
3034
3035void stat_exit(void)
3036{
3037 /*
3038 * When we have the mutex, we know out-of-band access to it
3039 * have ended.
3040 */
971caeb1
BVA		 3041 fio_sem_down(stat_sem);
3042 fio_sem_remove(stat_sem);
cef9175e 3043}
b2ee7647 3044
b2ee7647
JA		 3045/*
3046 * Called from signal handler. Wake up status thread.
3047 */
3048void show_running_run_stats(void)
3049{
a47591e4 3050 helper_do_stat();
b2ee7647 3051}
66347cfa
DE		 3052
3053uint32_t *io_u_block_info(struct thread_data *td, struct io_u *io_u)
3054{
3055 /* Ignore io_u's which span multiple blocks--they will just get
3056 * inaccurate counts. */
3057 int idx = (io_u->offset - io_u->file->file_offset)
3058 / td->o.bs[DDIR_TRIM];
3059 uint32_t *info = &td->ts.block_infos[idx];
3060 assert(idx < td->ts.nr_block_infos);
3061 return info;
3062}
fio - Flexible IO Tester