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client/server: convert nr_zone_resets on the wire
[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"
3c39a379 18
674456bf 19#define LOG_MSEC_SLACK 1
d454a205 20
971caeb1 21struct fio_sem *stat_sem;
cef9175e 22
210dd0fc
JA		 23void clear_rusage_stat(struct thread_data *td)
24{
25 struct thread_stat *ts = &td->ts;
26
27 fio_getrusage(&td->ru_start);
28 ts->usr_time = ts->sys_time = 0;
29 ts->ctx = 0;
30 ts->minf = ts->majf = 0;
31}
32
3c39a379
JA		 33void update_rusage_stat(struct thread_data *td)
34{
756867bd 35 struct thread_stat *ts = &td->ts;
3c39a379 36
44404c5a 37 fio_getrusage(&td->ru_end);
8b6a404c 38 ts->usr_time += mtime_since_tv(&td->ru_start.ru_utime,
c8aaba19 39 &td->ru_end.ru_utime);
8b6a404c 40 ts->sys_time += mtime_since_tv(&td->ru_start.ru_stime,
c8aaba19
JA		 41 &td->ru_end.ru_stime);
42 ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw
43 - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw);
44 ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt;
45 ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt;
5ec10eaa 46
c8aaba19 47 memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end));
3c39a379
JA		 48}
49
83349190
YH		 50/*
51 * Given a latency, return the index of the corresponding bucket in
52 * the structure tracking percentiles.
53 *
54 * (1) find the group (and error bits) that the value (latency)
55 * belongs to by looking at its MSB. (2) find the bucket number in the
56 * group by looking at the index bits.
57 *
58 */
d6bb626e 59static unsigned int plat_val_to_idx(unsigned long long val)
83349190
YH		 60{
61 unsigned int msb, error_bits, base, offset, idx;
62
63 /* Find MSB starting from bit 0 */
64 if (val == 0)
65 msb = 0;
66 else
d6bb626e 67 msb = (sizeof(val)*8) - __builtin_clzll(val) - 1;
83349190 68
716050f2
JA		 69 /*
70 * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
71 * all bits of the sample as index
72 */
83349190
YH		 73 if (msb <= FIO_IO_U_PLAT_BITS)
74 return val;
75
76 /* Compute the number of error bits to discard*/
77 error_bits = msb - FIO_IO_U_PLAT_BITS;
78
79 /* Compute the number of buckets before the group */
80 base = (error_bits + 1) << FIO_IO_U_PLAT_BITS;
81
716050f2
JA		 82 /*
83 * Discard the error bits and apply the mask to find the
3c3ed070 84 * index for the buckets in the group
716050f2 85 */
83349190
YH		 86 offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits);
87
88 /* Make sure the index does not exceed (array size - 1) */
3c3ed070 89 idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1) ?
83349190
YH		 90 (base + offset) : (FIO_IO_U_PLAT_NR - 1);
91
92 return idx;
93}
94
95/*
96 * Convert the given index of the bucket array to the value
97 * represented by the bucket
98 */
129e4193 99static unsigned long long plat_idx_to_val(unsigned int idx)
83349190 100{
c8b44cfa
RL		 101 unsigned int error_bits;
102 unsigned long long k, base;
83349190
YH		 103
104 assert(idx < FIO_IO_U_PLAT_NR);
105
106 /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
107 * all bits of the sample as index */
3c3ed070 108 if (idx < (FIO_IO_U_PLAT_VAL << 1))
83349190
YH		 109 return idx;
110
111 /* Find the group and compute the minimum value of that group */
3c3ed070 112 error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1;
c8b44cfa 113 base = ((unsigned long long) 1) << (error_bits + FIO_IO_U_PLAT_BITS);
83349190
YH		 114
115 /* Find its bucket number of the group */
116 k = idx % FIO_IO_U_PLAT_VAL;
117
118 /* Return the mean of the range of the bucket */
119 return base + ((k + 0.5) * (1 << error_bits));
120}
121
122static int double_cmp(const void *a, const void *b)
123{
802ad4a8
JA		 124 const fio_fp64_t fa = *(const fio_fp64_t *) a;
125 const fio_fp64_t fb = *(const fio_fp64_t *) b;
83349190
YH		 126 int cmp = 0;
127
802ad4a8 128 if (fa.u.f > fb.u.f)
83349190 129 cmp = 1;
802ad4a8 130 else if (fa.u.f < fb.u.f)
83349190
YH		 131 cmp = -1;
132
133 return cmp;
134}
135
6cc0e5aa 136unsigned int calc_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
d6bb626e
VF		 137 fio_fp64_t *plist, unsigned long long **output,
138 unsigned long long *maxv, unsigned long long *minv)
83349190 139{
447b94e1 140 unsigned long long sum = 0;
1db92cb6
JA		 141 unsigned int len, i, j = 0;
142 unsigned int oval_len = 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
4f6f8298
JA		 164 /*
165 * Calculate bucket values, note down max and min values
166 */
8985b491 167 is_last = false;
07511a63 168 for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) {
83349190 169 sum += io_u_plat[i];
802ad4a8
JA		 170 while (sum >= (plist[j].u.f / 100.0 * nr)) {
171 assert(plist[j].u.f <= 100.0);
83349190 172
4f6f8298
JA		 173 if (j == oval_len) {
174 oval_len += 100;
d6bb626e 175 ovals = realloc(ovals, oval_len * sizeof(*ovals));
4f6f8298
JA		 176 }
177
178 ovals[j] = plat_idx_to_val(i);
1db92cb6
JA		 179 if (ovals[j] < *minv)
180 *minv = ovals[j];
181 if (ovals[j] > *maxv)
182 *maxv = ovals[j];
07511a63 183
8985b491 184 is_last = (j == len - 1) != 0;
07511a63
JA		 185 if (is_last)
186 break;
187
4f6f8298
JA		 188 j++;
189 }
190 }
83349190 191
1db92cb6
JA		 192 *output = ovals;
193 return len;
194}
195
196/*
197 * Find and display the p-th percentile of clat
198 */
6cc0e5aa 199static void show_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
a666cab8 200 fio_fp64_t *plist, unsigned int precision,
b2b3eefe 201 const char *pre, struct buf_output *out)
1db92cb6 202{
d6bb626e
VF		 203 unsigned int divisor, len, i, j = 0;
204 unsigned long long minv, maxv;
205 unsigned long long *ovals;
8985b491 206 int per_line, scale_down, time_width;
8985b491 207 bool is_last;
eef02441 208 char fmt[32];
1db92cb6
JA		 209
210 len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv);
b2b3eefe 211 if (!len || !ovals)
1db92cb6
JA		 212 goto out;
213
4f6f8298 214 /*
d6bb626e
VF		 215 * We default to nsecs, but if the value range is such that we
216 * should scale down to usecs or msecs, do that.
4f6f8298 217 */
d6bb626e
VF		 218 if (minv > 2000000 && maxv > 99999999ULL) {
219 scale_down = 2;
220 divisor = 1000000;
b599759b 221 log_buf(out, " %s percentiles (msec):\n |", pre);
d6bb626e
VF		 222 } else if (minv > 2000 && maxv > 99999) {
223 scale_down = 1;
224 divisor = 1000;
b599759b 225 log_buf(out, " %s percentiles (usec):\n |", pre);
4f6f8298
JA		 226 } else {
227 scale_down = 0;
d6bb626e 228 divisor = 1;
b599759b 229 log_buf(out, " %s percentiles (nsec):\n |", pre);
4f6f8298 230 }
83349190 231
619adf9c 232
d6bb626e 233 time_width = max(5, (int) (log10(maxv / divisor) + 1));
74558486
JA		 234 snprintf(fmt, sizeof(fmt), " %%%u.%ufth=[%%%dllu]%%c", precision + 3,
235 precision, time_width);
236 /* fmt will be something like " %5.2fth=[%4llu]%c" */
d6bb626e 237 per_line = (80 - 7) / (precision + 10 + time_width);
81ab0b3a 238
d6bb626e 239 for (j = 0; j < len; j++) {
4f6f8298 240 /* for formatting */
eef02441 241 if (j != 0 && (j % per_line) == 0)
a666cab8 242 log_buf(out, " |");
83349190 243
4f6f8298 244 /* end of the list */
8985b491 245 is_last = (j == len - 1) != 0;
83349190 246
d6bb626e 247 for (i = 0; i < scale_down; i++)
4f6f8298
JA		 248 ovals[j] = (ovals[j] + 999) / 1000;
249
d6bb626e 250 log_buf(out, fmt, plist[j].u.f, ovals[j], is_last ? '\n' : ',');
4f6f8298
JA		 251
252 if (is_last)
253 break;
254
eef02441 255 if ((j % per_line) == per_line - 1) /* for formatting */
a666cab8 256 log_buf(out, "\n");
83349190 257 }
4f6f8298 258
1db92cb6 259out:
4f6f8298
JA		 260 if (ovals)
261 free(ovals);
83349190
YH		 262}
263
74558486
JA		 264bool calc_lat(struct io_stat *is, unsigned long long *min,
265 unsigned long long *max, double *mean, double *dev)
3c39a379 266{
ee0ccb79 267 double n = (double) is->samples;
3c39a379 268
ee0ccb79 269 if (n == 0)
8aa89d70 270 return false;
3c39a379
JA		 271
272 *min = is->min_val;
273 *max = is->max_val;
802ad4a8 274 *mean = is->mean.u.f;
e6d276f2 275
68704084 276 if (n > 1.0)
802ad4a8 277 *dev = sqrt(is->S.u.f / (n - 1.0));
ef9c5c40 278 else
4b43f54e 279 *dev = 0;
ef9c5c40 280
8aa89d70 281 return true;
3c39a379
JA		 282}
283
a666cab8 284void show_group_stats(struct group_run_stats *rs, struct buf_output *out)
3c39a379 285{
d694a6a7
RE		 286 char *io, *agg, *min, *max;
287 char *ioalt, *aggalt, *minalt, *maxalt;
42da5c8b 288 const char *str[] = { " READ", " WRITE" , " TRIM"};
dbe1125e
JA		 289 int i;
290
a666cab8 291 log_buf(out, "\nRun status group %d (all jobs):\n", rs->groupid);
3c39a379 292
6eaf09d6 293 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
90fef2d1
JA		 294 const int i2p = is_power_of_2(rs->kb_base);
295
dbe1125e
JA		 296 if (!rs->max_run[i])
297 continue;
298
e883cb35
JF		 299 io = num2str(rs->iobytes[i], rs->sig_figs, 1, i2p, N2S_BYTE);
300 ioalt = num2str(rs->iobytes[i], rs->sig_figs, 1, !i2p, N2S_BYTE);
301 agg = num2str(rs->agg[i], rs->sig_figs, 1, i2p, rs->unit_base);
302 aggalt = num2str(rs->agg[i], rs->sig_figs, 1, !i2p, rs->unit_base);
303 min = num2str(rs->min_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
304 minalt = num2str(rs->min_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
305 max = num2str(rs->max_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
306 maxalt = num2str(rs->max_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
d694a6a7 307 log_buf(out, "%s: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
42da5c8b 308 rs->unified_rw_rep ? " MIXED" : str[i],
d694a6a7 309 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
4e0a8fa2
JA		 310 (unsigned long long) rs->min_run[i],
311 (unsigned long long) rs->max_run[i]);
dbe1125e 312
d694a6a7
RE		 313 free(io);
314 free(agg);
315 free(min);
316 free(max);
317 free(ioalt);
318 free(aggalt);
319 free(minalt);
320 free(maxalt);
dbe1125e 321 }
3c39a379
JA		 322}
323
6cc0e5aa 324void stat_calc_dist(uint64_t *map, unsigned long total, double *io_u_dist)
2270890c
JA		 325{
326 int i;
327
328 /*
329 * Do depth distribution calculations
330 */
331 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
838bc709
JA		 332 if (total) {
333 io_u_dist[i] = (double) map[i] / (double) total;
334 io_u_dist[i] *= 100.0;
335 if (io_u_dist[i] < 0.1 && map[i])
336 io_u_dist[i] = 0.1;
337 } else
338 io_u_dist[i] = 0.0;
2270890c
JA		 339 }
340}
341
04a0feae 342static void stat_calc_lat(struct thread_stat *ts, double *dst,
6cc0e5aa 343 uint64_t *src, int nr)
2270890c 344{
d79db122 345 unsigned long total = ddir_rw_sum(ts->total_io_u);
2270890c
JA		 346 int i;
347
348 /*
349 * Do latency distribution calculations
350 */
04a0feae 351 for (i = 0; i < nr; i++) {
838bc709
JA		 352 if (total) {
353 dst[i] = (double) src[i] / (double) total;
354 dst[i] *= 100.0;
355 if (dst[i] < 0.01 && src[i])
356 dst[i] = 0.01;
357 } else
358 dst[i] = 0.0;
2270890c
JA		 359 }
360}
361
247823cc
VF		 362/*
363 * To keep the terse format unaltered, add all of the ns latency
364 * buckets to the first us latency bucket
365 */
52e4c651 366static void stat_calc_lat_nu(struct thread_stat *ts, double *io_u_lat_u)
247823cc
VF		 367{
368 unsigned long ntotal = 0, total = ddir_rw_sum(ts->total_io_u);
369 int i;
370
371 stat_calc_lat(ts, io_u_lat_u, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
372
373 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
374 ntotal += ts->io_u_lat_n[i];
375
376 io_u_lat_u[0] += 100.0 * (double) ntotal / (double) total;
377}
378
d6bb626e
VF		 379void stat_calc_lat_n(struct thread_stat *ts, double *io_u_lat)
380{
381 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_n, FIO_IO_U_LAT_N_NR);
382}
383
e5bd1347 384void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 385{
386 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
387}
388
e5bd1347 389void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 390{
391 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR);
392}
393
74558486
JA		 394static void display_lat(const char *name, unsigned long long min,
395 unsigned long long max, double mean, double dev,
396 struct buf_output *out)
ea2accc5 397{
d6bb626e 398 const char *base = "(nsec)";
b29ad562 399 char *minp, *maxp;
ea2accc5 400
d6bb626e 401 if (nsec_to_msec(&min, &max, &mean, &dev))
b29ad562 402 base = "(msec)";
d6bb626e
VF		 403 else if (nsec_to_usec(&min, &max, &mean, &dev))
404 base = "(usec)";
b29ad562 405
d694a6a7
RE		 406 minp = num2str(min, 6, 1, 0, N2S_NONE);
407 maxp = num2str(max, 6, 1, 0, N2S_NONE);
b29ad562 408
a666cab8 409 log_buf(out, " %s %s: min=%s, max=%s, avg=%5.02f,"
b29ad562
JA		 410 " stdev=%5.02f\n", name, base, minp, maxp, mean, dev);
411
412 free(minp);
413 free(maxp);
ea2accc5
JA		 414}
415
756867bd 416static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
a666cab8 417 int ddir, struct buf_output *out)
3c39a379 418{
d6bb626e
VF		 419 unsigned long runt;
420 unsigned long long min, max, bw, iops;
3c39a379 421 double mean, dev;
fd5d733f 422 char *io_p, *bw_p, *bw_p_alt, *iops_p, *zbd_w_st = NULL;
90fef2d1 423 int i2p;
3c39a379 424
b2b3eefe
JA		 425 if (ddir_sync(ddir)) {
426 if (calc_lat(&ts->sync_stat, &min, &max, &mean, &dev)) {
427 log_buf(out, " %s:\n", "fsync/fdatasync/sync_file_range");
425d3e0e 428 display_lat(io_ddir_name(ddir), min, max, mean, dev, out);
b2b3eefe
JA		 429 show_clat_percentiles(ts->io_u_sync_plat,
430 ts->sync_stat.samples,
431 ts->percentile_list,
432 ts->percentile_precision,
425d3e0e 433 io_ddir_name(ddir), out);
b2b3eefe
JA		 434 }
435 return;
436 }
437
ff58fced
JA		 438 assert(ddir_rw(ddir));
439
756867bd 440 if (!ts->runtime[ddir])
3c39a379
JA		 441 return;
442
90fef2d1 443 i2p = is_power_of_2(rs->kb_base);
8879fd15
JA		 444 runt = ts->runtime[ddir];
445
446 bw = (1000 * ts->io_bytes[ddir]) / runt;
e883cb35
JF		 447 io_p = num2str(ts->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
448 bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
449 bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
8879fd15 450
0aacc50c 451 iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt;
e883cb35 452 iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
fd5d733f
BVA		 453 if (ddir == DDIR_WRITE)
454 zbd_w_st = zbd_write_status(ts);
dbe1125e 455
fd5d733f 456 log_buf(out, " %s: IOPS=%s, BW=%s (%s)(%s/%llumsec)%s\n",
425d3e0e 457 rs->unified_rw_rep ? "mixed" : io_ddir_name(ddir),
d694a6a7 458 iops_p, bw_p, bw_p_alt, io_p,
fd5d733f
BVA		 459 (unsigned long long) ts->runtime[ddir],
460 zbd_w_st ? : "");
dbe1125e 461
fd5d733f 462 free(zbd_w_st);
dbe1125e
JA		 463 free(io_p);
464 free(bw_p);
d694a6a7 465 free(bw_p_alt);
b3605062 466 free(iops_p);
3c39a379 467
b29ad562 468 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 469 display_lat("slat", min, max, mean, dev, out);
b29ad562 470 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 471 display_lat("clat", min, max, mean, dev, out);
b29ad562 472 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 473 display_lat(" lat", min, max, mean, dev, out);
02af0988 474
b599759b 475 if (ts->clat_percentiles || ts->lat_percentiles) {
b2b3eefe 476 const char *name = ts->clat_percentiles ? "clat" : " lat";
af1600c1
SW		 477 uint64_t samples;
478
479 if (ts->clat_percentiles)
480 samples = ts->clat_stat[ddir].samples;
481 else
482 samples = ts->lat_stat[ddir].samples;
483
83349190 484 show_clat_percentiles(ts->io_u_plat[ddir],
af1600c1 485 samples,
435d195a 486 ts->percentile_list,
b2b3eefe 487 ts->percentile_precision, name, out);
83349190 488 }
079ad09b 489 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
142c7f2d 490 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
d694a6a7
RE		 491 const char *bw_str;
492
493 if ((rs->unit_base == 1) && i2p)
494 bw_str = "Kibit";
495 else if (rs->unit_base == 1)
496 bw_str = "kbit";
497 else if (i2p)
498 bw_str = "KiB";
499 else
500 bw_str = "kB";
d686990a 501
d1707474
SW		 502 if (rs->agg[ddir]) {
503 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
504 if (p_of_agg > 100.0)
505 p_of_agg = 100.0;
506 }
507
d686990a
SN		 508 if (rs->unit_base == 1) {
509 min *= 8.0;
510 max *= 8.0;
511 mean *= 8.0;
512 dev *= 8.0;
513 }
3c39a379 514
142c7f2d
SN		 515 if (mean > fkb_base * fkb_base) {
516 min /= fkb_base;
517 max /= fkb_base;
518 mean /= fkb_base;
519 dev /= fkb_base;
d694a6a7 520 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
b7017e32
JA		 521 }
522
54c05828 523 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
29eb371b 524 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828
AH		 525 bw_str, min, max, p_of_agg, mean, dev,
526 (&ts->bw_stat[ddir])->samples);
3c39a379 527 }
188b6016 528 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
21ba6606 529 log_buf(out, " iops : min=%5llu, max=%5llu, "
29eb371b 530 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828 531 min, max, mean, dev, (&ts->iops_stat[ddir])->samples);
188b6016 532 }
3c39a379
JA		 533}
534
8985b491
JA		 535static bool show_lat(double *io_u_lat, int nr, const char **ranges,
536 const char *msg, struct buf_output *out)
04a0feae 537{
8985b491
JA		 538 bool new_line = true, shown = false;
539 int i, line = 0;
04a0feae
JA		 540
541 for (i = 0; i < nr; i++) {
542 if (io_u_lat[i] <= 0.0)
543 continue;
8985b491 544 shown = true;
04a0feae 545 if (new_line) {
4539ed73 546 if (line)
a666cab8 547 log_buf(out, "\n");
4a19fcaa 548 log_buf(out, " lat (%s) : ", msg);
8985b491 549 new_line = false;
04a0feae
JA		 550 line = 0;
551 }
552 if (line)
a666cab8
JA		 553 log_buf(out, ", ");
554 log_buf(out, "%s%3.2f%%", ranges[i], io_u_lat[i]);
04a0feae
JA		 555 line++;
556 if (line == 5)
8985b491 557 new_line = true;
04a0feae 558 }
7e1773ba
JA		 559
560 if (shown)
a666cab8 561 log_buf(out, "\n");
7e1773ba 562
8985b491 563 return true;
04a0feae
JA		 564}
565
d6bb626e
VF		 566static void show_lat_n(double *io_u_lat_n, struct buf_output *out)
567{
568 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
569 "250=", "500=", "750=", "1000=", };
570
571 show_lat(io_u_lat_n, FIO_IO_U_LAT_N_NR, ranges, "nsec", out);
572}
573
a666cab8 574static void show_lat_u(double *io_u_lat_u, struct buf_output *out)
04a0feae
JA		 575{
576 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
577 "250=", "500=", "750=", "1000=", };
578
a666cab8 579 show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec", out);
04a0feae
JA		 580}
581
a666cab8 582static void show_lat_m(double *io_u_lat_m, struct buf_output *out)
04a0feae
JA		 583{
584 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
585 "250=", "500=", "750=", "1000=", "2000=",
586 ">=2000=", };
587
a666cab8 588 show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec", out);
04a0feae
JA		 589}
590
a666cab8 591static void show_latencies(struct thread_stat *ts, struct buf_output *out)
04a0feae 592{
d6bb626e 593 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
c551f65a
JA		 594 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
595 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
596
d6bb626e 597 stat_calc_lat_n(ts, io_u_lat_n);
5a18988e
JA		 598 stat_calc_lat_u(ts, io_u_lat_u);
599 stat_calc_lat_m(ts, io_u_lat_m);
600
d6bb626e 601 show_lat_n(io_u_lat_n, out);
a666cab8
JA		 602 show_lat_u(io_u_lat_u, out);
603 show_lat_m(io_u_lat_m, out);
04a0feae
JA		 604}
605
66347cfa
DE		 606static int block_state_category(int block_state)
607{
608 switch (block_state) {
609 case BLOCK_STATE_UNINIT:
610 return 0;
611 case BLOCK_STATE_TRIMMED:
612 case BLOCK_STATE_WRITTEN:
613 return 1;
614 case BLOCK_STATE_WRITE_FAILURE:
615 case BLOCK_STATE_TRIM_FAILURE:
616 return 2;
617 default:
081c2dc3 618 /* Silence compile warning on some BSDs and have a return */
66347cfa 619 assert(0);
07ff5841 620 return -1;
66347cfa
DE		 621 }
622}
623
624static int compare_block_infos(const void *bs1, const void *bs2)
625{
5fff9543
JF		 626 uint64_t block1 = *(uint64_t *)bs1;
627 uint64_t block2 = *(uint64_t *)bs2;
66347cfa
DE		 628 int state1 = BLOCK_INFO_STATE(block1);
629 int state2 = BLOCK_INFO_STATE(block2);
630 int bscat1 = block_state_category(state1);
631 int bscat2 = block_state_category(state2);
632 int cycles1 = BLOCK_INFO_TRIMS(block1);
633 int cycles2 = BLOCK_INFO_TRIMS(block2);
634
635 if (bscat1 < bscat2)
636 return -1;
637 if (bscat1 > bscat2)
638 return 1;
639
640 if (cycles1 < cycles2)
641 return -1;
642 if (cycles1 > cycles2)
643 return 1;
644
645 if (state1 < state2)
646 return -1;
647 if (state1 > state2)
648 return 1;
649
650 assert(block1 == block2);
651 return 0;
652}
653
654static int calc_block_percentiles(int nr_block_infos, uint32_t *block_infos,
655 fio_fp64_t *plist, unsigned int **percentiles,
656 unsigned int *types)
657{
658 int len = 0;
659 int i, nr_uninit;
660
661 qsort(block_infos, nr_block_infos, sizeof(uint32_t), compare_block_infos);
662
663 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
664 len++;
665
666 if (!len)
667 return 0;
668
669 /*
670 * Sort the percentile list. Note that it may already be sorted if
671 * we are using the default values, but since it's a short list this
672 * isn't a worry. Also note that this does not work for NaN values.
673 */
674 if (len > 1)
675 qsort((void *)plist, len, sizeof(plist[0]), double_cmp);
676
66347cfa
DE		 677 /* Start only after the uninit entries end */
678 for (nr_uninit = 0;
679 nr_uninit < nr_block_infos
680 && BLOCK_INFO_STATE(block_infos[nr_uninit]) == BLOCK_STATE_UNINIT;
681 nr_uninit ++)
682 ;
683
684 if (nr_uninit == nr_block_infos)
685 return 0;
686
687 *percentiles = calloc(len, sizeof(**percentiles));
688
689 for (i = 0; i < len; i++) {
690 int idx = (plist[i].u.f * (nr_block_infos - nr_uninit) / 100)
691 + nr_uninit;
692 (*percentiles)[i] = BLOCK_INFO_TRIMS(block_infos[idx]);
693 }
694
695 memset(types, 0, sizeof(*types) * BLOCK_STATE_COUNT);
696 for (i = 0; i < nr_block_infos; i++)
697 types[BLOCK_INFO_STATE(block_infos[i])]++;
698
699 return len;
700}
701
702static const char *block_state_names[] = {
703 [BLOCK_STATE_UNINIT] = "unwritten",
704 [BLOCK_STATE_TRIMMED] = "trimmed",
705 [BLOCK_STATE_WRITTEN] = "written",
706 [BLOCK_STATE_TRIM_FAILURE] = "trim failure",
707 [BLOCK_STATE_WRITE_FAILURE] = "write failure",
708};
709
710static void show_block_infos(int nr_block_infos, uint32_t *block_infos,
a666cab8 711 fio_fp64_t *plist, struct buf_output *out)
66347cfa
DE		 712{
713 int len, pos, i;
714 unsigned int *percentiles = NULL;
715 unsigned int block_state_counts[BLOCK_STATE_COUNT];
716
717 len = calc_block_percentiles(nr_block_infos, block_infos, plist,
718 &percentiles, block_state_counts);
719
a666cab8 720 log_buf(out, " block lifetime percentiles :\n |");
66347cfa
DE		 721 pos = 0;
722 for (i = 0; i < len; i++) {
723 uint32_t block_info = percentiles[i];
724#define LINE_LENGTH 75
725 char str[LINE_LENGTH];
726 int strln = snprintf(str, LINE_LENGTH, " %3.2fth=%u%c",
727 plist[i].u.f, block_info,
728 i == len - 1 ? '\n' : ',');
729 assert(strln < LINE_LENGTH);
730 if (pos + strln > LINE_LENGTH) {
731 pos = 0;
a666cab8 732 log_buf(out, "\n |");
66347cfa 733 }
a666cab8 734 log_buf(out, "%s", str);
66347cfa
DE		 735 pos += strln;
736#undef LINE_LENGTH
737 }
738 if (percentiles)
739 free(percentiles);
740
a666cab8 741 log_buf(out, " states :");
66347cfa 742 for (i = 0; i < BLOCK_STATE_COUNT; i++)
a666cab8 743 log_buf(out, " %s=%u%c",
66347cfa
DE		 744 block_state_names[i], block_state_counts[i],
745 i == BLOCK_STATE_COUNT - 1 ? '\n' : ',');
746}
747
d685adfb
VF		 748static void show_ss_normal(struct thread_stat *ts, struct buf_output *out)
749{
d694a6a7 750 char *p1, *p1alt, *p2;
d685adfb
VF		 751 unsigned long long bw_mean, iops_mean;
752 const int i2p = is_power_of_2(ts->kb_base);
753
0c13c969 754 if (!ts->ss_dur)
d685adfb
VF		 755 return;
756
bb49c8bd
VF		 757 bw_mean = steadystate_bw_mean(ts);
758 iops_mean = steadystate_iops_mean(ts);
d685adfb 759
e883cb35
JF		 760 p1 = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, i2p, ts->unit_base);
761 p1alt = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, !i2p, ts->unit_base);
762 p2 = num2str(iops_mean, ts->sig_figs, 1, 0, N2S_NONE);
d685adfb 763
d694a6a7 764 log_buf(out, " steadystate : attained=%s, bw=%s (%s), iops=%s, %s%s=%.3f%s\n",
c8caba48 765 ts->ss_state & FIO_SS_ATTAINED ? "yes" : "no",
d694a6a7 766 p1, p1alt, p2,
c8caba48
JA		 767 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
768 ts->ss_state & FIO_SS_SLOPE ? " slope": " mean dev",
bb49c8bd 769 ts->ss_criterion.u.f,
c8caba48 770 ts->ss_state & FIO_SS_PCT ? "%" : "");
d685adfb
VF		 771
772 free(p1);
d694a6a7 773 free(p1alt);
d685adfb
VF		 774 free(p2);
775}
776
10aa136b 777static void show_thread_status_normal(struct thread_stat *ts,
a666cab8
JA		 778 struct group_run_stats *rs,
779 struct buf_output *out)
3c39a379
JA		 780{
781 double usr_cpu, sys_cpu;
69008999 782 unsigned long runtime;
71619dc2 783 double io_u_dist[FIO_IO_U_MAP_NR];
57a64324 784 time_t time_p;
35326842 785 char time_buf[32];
3c39a379 786
9966af7b 787 if (!ddir_rw_sum(ts->io_bytes) && !ddir_rw_sum(ts->total_io_u))
3c39a379 788 return;
33477b4b
JS		 789
790 memset(time_buf, 0, sizeof(time_buf));
3c39a379 791
57a64324 792 time(&time_p);
45054cbe 793 os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf));
57a64324 794
5ec10eaa 795 if (!ts->error) {
a666cab8 796 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s",
5ec10eaa 797 ts->name, ts->groupid, ts->members,
57a64324 798 ts->error, (int) ts->pid, time_buf);
5ec10eaa 799 } else {
a666cab8 800 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s",
5ec10eaa 801 ts->name, ts->groupid, ts->members,
57a64324
JA		 802 ts->error, ts->verror, (int) ts->pid,
803 time_buf);
5ec10eaa 804 }
3c39a379 805
259e47de 806 if (strlen(ts->description))
a666cab8 807 log_buf(out, " Description : [%s]\n", ts->description);
7bdce1bd 808
756867bd 809 if (ts->io_bytes[DDIR_READ])
a666cab8 810 show_ddir_status(rs, ts, DDIR_READ, out);
756867bd 811 if (ts->io_bytes[DDIR_WRITE])
a666cab8 812 show_ddir_status(rs, ts, DDIR_WRITE, out);
6eaf09d6 813 if (ts->io_bytes[DDIR_TRIM])
a666cab8 814 show_ddir_status(rs, ts, DDIR_TRIM, out);
3c39a379 815
a666cab8 816 show_latencies(ts, out);
7e1773ba 817
b2b3eefe
JA		 818 if (ts->sync_stat.samples)
819 show_ddir_status(rs, ts, DDIR_SYNC, out);
820
756867bd 821 runtime = ts->total_run_time;
69008999 822 if (runtime) {
1e97cce9 823 double runt = (double) runtime;
3c39a379 824
756867bd
JA		 825 usr_cpu = (double) ts->usr_time * 100 / runt;
826 sys_cpu = (double) ts->sys_time * 100 / runt;
3c39a379
JA		 827 } else {
828 usr_cpu = 0;
829 sys_cpu = 0;
830 }
831
a666cab8 832 log_buf(out, " cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu,"
4e0a8fa2
JA		 833 " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu,
834 (unsigned long long) ts->ctx,
835 (unsigned long long) ts->majf,
836 (unsigned long long) ts->minf);
71619dc2 837
d79db122 838 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
a666cab8 839 log_buf(out, " IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
5ec10eaa
JA		 840 " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
841 io_u_dist[1], io_u_dist[2],
842 io_u_dist[3], io_u_dist[4],
843 io_u_dist[5], io_u_dist[6]);
838bc709
JA		 844
845 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
a666cab8 846 log_buf(out, " submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 847 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
848 io_u_dist[1], io_u_dist[2],
849 io_u_dist[3], io_u_dist[4],
850 io_u_dist[5], io_u_dist[6]);
851 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
a666cab8 852 log_buf(out, " complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 853 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
854 io_u_dist[1], io_u_dist[2],
855 io_u_dist[3], io_u_dist[4],
856 io_u_dist[5], io_u_dist[6]);
7f3ecee2
JA		 857 log_buf(out, " issued rwts: total=%llu,%llu,%llu,%llu"
858 " short=%llu,%llu,%llu,0"
859 " dropped=%llu,%llu,%llu,0\n",
4e0a8fa2
JA		 860 (unsigned long long) ts->total_io_u[0],
861 (unsigned long long) ts->total_io_u[1],
862 (unsigned long long) ts->total_io_u[2],
7f3ecee2 863 (unsigned long long) ts->total_io_u[3],
4e0a8fa2
JA		 864 (unsigned long long) ts->short_io_u[0],
865 (unsigned long long) ts->short_io_u[1],
3bcb9d94
JA		 866 (unsigned long long) ts->short_io_u[2],
867 (unsigned long long) ts->drop_io_u[0],
868 (unsigned long long) ts->drop_io_u[1],
869 (unsigned long long) ts->drop_io_u[2]);
f2bba182 870 if (ts->continue_on_error) {
a666cab8 871 log_buf(out, " errors : total=%llu, first_error=%d/<%s>\n",
4e0a8fa2 872 (unsigned long long)ts->total_err_count,
1ec99eea
JA		 873 ts->first_error,
874 strerror(ts->first_error));
f2bba182 875 }
3e260a46 876 if (ts->latency_depth) {
a666cab8 877 log_buf(out, " latency : target=%llu, window=%llu, percentile=%.2f%%, depth=%u\n",
3e260a46
JA		 878 (unsigned long long)ts->latency_target,
879 (unsigned long long)ts->latency_window,
880 ts->latency_percentile.u.f,
881 ts->latency_depth);
882 }
66347cfa
DE		 883
884 if (ts->nr_block_infos)
885 show_block_infos(ts->nr_block_infos, ts->block_infos,
a666cab8 886 ts->percentile_list, out);
d685adfb 887
bb49c8bd 888 if (ts->ss_dur)
d685adfb 889 show_ss_normal(ts, out);
3c39a379
JA		 890}
891
756867bd 892static void show_ddir_status_terse(struct thread_stat *ts,
a666cab8 893 struct group_run_stats *rs, int ddir,
a2c95580 894 int ver, struct buf_output *out)
c6ae0a5b 895{
d6bb626e
VF		 896 unsigned long long min, max, minv, maxv, bw, iops;
897 unsigned long long *ovals = NULL;
c6ae0a5b 898 double mean, dev;
d6bb626e 899 unsigned int len;
a2c95580 900 int i, bw_stat;
c6ae0a5b 901
ff58fced
JA		 902 assert(ddir_rw(ddir));
903
312b4af2
JA		 904 iops = bw = 0;
905 if (ts->runtime[ddir]) {
906 uint64_t runt = ts->runtime[ddir];
907
420b104a 908 bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; /* KiB/s */
312b4af2
JA		 909 iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
910 }
c6ae0a5b 911
a666cab8 912 log_buf(out, ";%llu;%llu;%llu;%llu",
4e0a8fa2
JA		 913 (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops,
914 (unsigned long long) ts->runtime[ddir]);
c6ae0a5b 915
079ad09b 916 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
247823cc 917 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 918 else
d6bb626e 919 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 920
079ad09b 921 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
247823cc 922 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 923 else
d6bb626e 924 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 925
b599759b 926 if (ts->clat_percentiles || ts->lat_percentiles) {
1db92cb6
JA		 927 len = calc_clat_percentiles(ts->io_u_plat[ddir],
928 ts->clat_stat[ddir].samples,
929 ts->percentile_list, &ovals, &maxv,
930 &minv);
931 } else
932 len = 0;
933
934 for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
935 if (i >= len) {
a666cab8 936 log_buf(out, ";0%%=0");
1db92cb6
JA		 937 continue;
938 }
247823cc 939 log_buf(out, ";%f%%=%llu", ts->percentile_list[i].u.f, ovals[i]/1000);
1db92cb6 940 }
2341a37a
K		 941
942 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
247823cc 943 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
2341a37a 944 else
d6bb626e 945 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
2341a37a 946
1db92cb6
JA		 947 if (ovals)
948 free(ovals);
949
a2c95580
AH		 950 bw_stat = calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev);
951 if (bw_stat) {
19d3e967
JA		 952 double p_of_agg = 100.0;
953
954 if (rs->agg[ddir]) {
d1707474 955 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
19d3e967
JA		 956 if (p_of_agg > 100.0)
957 p_of_agg = 100.0;
958 }
c6ae0a5b 959
d6bb626e 960 log_buf(out, ";%llu;%llu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
c6ae0a5b 961 } else
d6bb626e 962 log_buf(out, ";%llu;%llu;%f%%;%f;%f", 0ULL, 0ULL, 0.0, 0.0, 0.0);
a2c95580
AH		 963
964 if (ver == 5) {
965 if (bw_stat)
29eb371b 966 log_buf(out, ";%" PRIu64, (&ts->bw_stat[ddir])->samples);
a2c95580
AH		 967 else
968 log_buf(out, ";%lu", 0UL);
969
970 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev))
29eb371b 971 log_buf(out, ";%llu;%llu;%f;%f;%" PRIu64, min, max,
a2c95580
AH		 972 mean, dev, (&ts->iops_stat[ddir])->samples);
973 else
974 log_buf(out, ";%llu;%llu;%f;%f;%lu", 0ULL, 0ULL, 0.0, 0.0, 0UL);
975 }
c6ae0a5b
JA		 976}
977
cc372b17
SL		 978static void add_ddir_status_json(struct thread_stat *ts,
979 struct group_run_stats *rs, int ddir, struct json_object *parent)
980{
d6bb626e 981 unsigned long long min, max, minv, maxv;
aedd021d 982 unsigned long long bw_bytes, bw;
d6bb626e 983 unsigned long long *ovals = NULL;
9f68fe3a 984 double mean, dev, iops;
d6bb626e 985 unsigned int len;
cc372b17 986 int i;
24cab44e 987 struct json_object *dir_object, *tmp_object, *percentile_object, *clat_bins_object = NULL;
cc372b17
SL		 988 char buf[120];
989 double p_of_agg = 100.0;
990
b2b3eefe 991 assert(ddir_rw(ddir) || ddir_sync(ddir));
cc372b17 992
771e58be
JA		 993 if (ts->unified_rw_rep && ddir != DDIR_READ)
994 return;
995
cc372b17 996 dir_object = json_create_object();
771e58be 997 json_object_add_value_object(parent,
425d3e0e 998 ts->unified_rw_rep ? "mixed" : io_ddir_name(ddir), dir_object);
cc372b17 999
b2b3eefe
JA		 1000 if (ddir_rw(ddir)) {
1001 bw_bytes = 0;
1002 bw = 0;
1003 iops = 0.0;
1004 if (ts->runtime[ddir]) {
1005 uint64_t runt = ts->runtime[ddir];
cc372b17 1006
b2b3eefe
JA		 1007 bw_bytes = ((1000 * ts->io_bytes[ddir]) / runt); /* Bytes/s */
1008 bw = bw_bytes / 1024; /* KiB/s */
1009 iops = (1000.0 * (uint64_t) ts->total_io_u[ddir]) / runt;
1010 }
cc372b17 1011
b2b3eefe
JA		 1012 json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir]);
1013 json_object_add_value_int(dir_object, "io_kbytes", ts->io_bytes[ddir] >> 10);
1014 json_object_add_value_int(dir_object, "bw_bytes", bw_bytes);
1015 json_object_add_value_int(dir_object, "bw", bw);
1016 json_object_add_value_float(dir_object, "iops", iops);
1017 json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]);
1018 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[ddir]);
1019 json_object_add_value_int(dir_object, "short_ios", ts->short_io_u[ddir]);
1020 json_object_add_value_int(dir_object, "drop_ios", ts->drop_io_u[ddir]);
1021
1022 if (!calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) {
1023 min = max = 0;
1024 mean = dev = 0.0;
1025 }
1026 tmp_object = json_create_object();
1027 json_object_add_value_object(dir_object, "slat_ns", tmp_object);
1028 json_object_add_value_int(tmp_object, "min", min);
1029 json_object_add_value_int(tmp_object, "max", max);
1030 json_object_add_value_float(tmp_object, "mean", mean);
1031 json_object_add_value_float(tmp_object, "stddev", dev);
1032
1033 if (!calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) {
1034 min = max = 0;
1035 mean = dev = 0.0;
1036 }
1037 tmp_object = json_create_object();
1038 json_object_add_value_object(dir_object, "clat_ns", tmp_object);
1039 json_object_add_value_int(tmp_object, "min", min);
1040 json_object_add_value_int(tmp_object, "max", max);
1041 json_object_add_value_float(tmp_object, "mean", mean);
1042 json_object_add_value_float(tmp_object, "stddev", dev);
1043 } else {
1044 if (!calc_lat(&ts->sync_stat, &min, &max, &mean, &dev)) {
1045 min = max = 0;
1046 mean = dev = 0.0;
1047 }
cc372b17 1048
b2b3eefe
JA		 1049 tmp_object = json_create_object();
1050 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
f5ec8123 1051 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[DDIR_SYNC]);
b2b3eefe
JA		 1052 json_object_add_value_int(tmp_object, "min", min);
1053 json_object_add_value_int(tmp_object, "max", max);
1054 json_object_add_value_float(tmp_object, "mean", mean);
1055 json_object_add_value_float(tmp_object, "stddev", dev);
cc372b17 1056 }
cc372b17 1057
b599759b 1058 if (ts->clat_percentiles || ts->lat_percentiles) {
b2b3eefe 1059 if (ddir_rw(ddir)) {
9f2cd5e0
JA		 1060 uint64_t samples;
1061
1062 if (ts->clat_percentiles)
1063 samples = ts->clat_stat[ddir].samples;
1064 else
1065 samples = ts->lat_stat[ddir].samples;
1066
b2b3eefe 1067 len = calc_clat_percentiles(ts->io_u_plat[ddir],
9f2cd5e0
JA		 1068 samples, ts->percentile_list, &ovals,
1069 &maxv, &minv);
b2b3eefe
JA		 1070 } else {
1071 len = calc_clat_percentiles(ts->io_u_sync_plat,
1072 ts->sync_stat.samples,
1073 ts->percentile_list, &ovals, &maxv,
1074 &minv);
1075 }
1076
702bd977
JA		 1077 if (len > FIO_IO_U_LIST_MAX_LEN)
1078 len = FIO_IO_U_LIST_MAX_LEN;
cc372b17
SL		 1079 } else
1080 len = 0;
1081
1082 percentile_object = json_create_object();
1083 json_object_add_value_object(tmp_object, "percentile", percentile_object);
702bd977 1084 for (i = 0; i < len; i++) {
435d195a 1085 snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
cc372b17
SL		 1086 json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]);
1087 }
1088
513e37ee
VF		 1089 if (output_format & FIO_OUTPUT_JSON_PLUS) {
1090 clat_bins_object = json_create_object();
24cab44e
VF		 1091 if (ts->clat_percentiles)
1092 json_object_add_value_object(tmp_object, "bins", clat_bins_object);
1093
513e37ee 1094 for(i = 0; i < FIO_IO_U_PLAT_NR; i++) {
b2b3eefe
JA		 1095 if (ddir_rw(ddir)) {
1096 if (ts->io_u_plat[ddir][i]) {
1097 snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
1098 json_object_add_value_int(clat_bins_object, (const char *)buf, ts->io_u_plat[ddir][i]);
1099 }
1100 } else {
1101 if (ts->io_u_sync_plat[i]) {
1102 snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
1103 json_object_add_value_int(clat_bins_object, (const char *)buf, ts->io_u_sync_plat[i]);
1104 }
129e4193 1105 }
513e37ee 1106 }
513e37ee
VF		 1107 }
1108
b2b3eefe
JA		 1109 if (!ddir_rw(ddir))
1110 return;
1111
cc372b17
SL		 1112 if (!calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) {
1113 min = max = 0;
1114 mean = dev = 0.0;
1115 }
1116 tmp_object = json_create_object();
d6bb626e 1117 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
cc372b17
SL		 1118 json_object_add_value_int(tmp_object, "min", min);
1119 json_object_add_value_int(tmp_object, "max", max);
1120 json_object_add_value_float(tmp_object, "mean", mean);
1121 json_object_add_value_float(tmp_object, "stddev", dev);
24cab44e
VF		 1122 if (output_format & FIO_OUTPUT_JSON_PLUS && ts->lat_percentiles)
1123 json_object_add_value_object(tmp_object, "bins", clat_bins_object);
1124
cc372b17
SL		 1125 if (ovals)
1126 free(ovals);
1127
b9e1b491 1128 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
cc372b17 1129 if (rs->agg[ddir]) {
d1707474 1130 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
cc372b17
SL		 1131 if (p_of_agg > 100.0)
1132 p_of_agg = 100.0;
1133 }
1134 } else {
1135 min = max = 0;
1136 p_of_agg = mean = dev = 0.0;
1137 }
1138 json_object_add_value_int(dir_object, "bw_min", min);
1139 json_object_add_value_int(dir_object, "bw_max", max);
a806bf2e 1140 json_object_add_value_float(dir_object, "bw_agg", p_of_agg);
cc372b17
SL		 1141 json_object_add_value_float(dir_object, "bw_mean", mean);
1142 json_object_add_value_float(dir_object, "bw_dev", dev);
54c05828
AH		 1143 json_object_add_value_int(dir_object, "bw_samples",
1144 (&ts->bw_stat[ddir])->samples);
188b6016
AH		 1145
1146 if (!calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
1147 min = max = 0;
1148 mean = dev = 0.0;
1149 }
1150 json_object_add_value_int(dir_object, "iops_min", min);
1151 json_object_add_value_int(dir_object, "iops_max", max);
1152 json_object_add_value_float(dir_object, "iops_mean", mean);
1153 json_object_add_value_float(dir_object, "iops_stddev", dev);
54c05828
AH		 1154 json_object_add_value_int(dir_object, "iops_samples",
1155 (&ts->iops_stat[ddir])->samples);
cc372b17
SL		 1156}
1157
bef2112b
AH		 1158static void show_thread_status_terse_all(struct thread_stat *ts,
1159 struct group_run_stats *rs, int ver,
1160 struct buf_output *out)
4d658652
JA		 1161{
1162 double io_u_dist[FIO_IO_U_MAP_NR];
1163 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1164 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1165 double usr_cpu, sys_cpu;
1166 int i;
1167
1168 /* General Info */
bef2112b
AH		 1169 if (ver == 2)
1170 log_buf(out, "2;%s;%d;%d", ts->name, ts->groupid, ts->error);
1171 else
1172 log_buf(out, "%d;%s;%s;%d;%d", ver, fio_version_string,
1173 ts->name, ts->groupid, ts->error);
c6ae0a5b 1174
562c2d2f 1175 /* Log Read Status */
a2c95580 1176 show_ddir_status_terse(ts, rs, DDIR_READ, ver, out);
562c2d2f 1177 /* Log Write Status */
a2c95580 1178 show_ddir_status_terse(ts, rs, DDIR_WRITE, ver, out);
6eaf09d6 1179 /* Log Trim Status */
a2c95580
AH		 1180 if (ver == 2 || ver == 4 || ver == 5)
1181 show_ddir_status_terse(ts, rs, DDIR_TRIM, ver, out);
c6ae0a5b 1182
562c2d2f 1183 /* CPU Usage */
756867bd
JA		 1184 if (ts->total_run_time) {
1185 double runt = (double) ts->total_run_time;
c6ae0a5b 1186
756867bd
JA		 1187 usr_cpu = (double) ts->usr_time * 100 / runt;
1188 sys_cpu = (double) ts->sys_time * 100 / runt;
c6ae0a5b
JA		 1189 } else {
1190 usr_cpu = 0;
1191 sys_cpu = 0;
1192 }
1193
a666cab8 1194 log_buf(out, ";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
4e0a8fa2
JA		 1195 (unsigned long long) ts->ctx,
1196 (unsigned long long) ts->majf,
1197 (unsigned long long) ts->minf);
2270890c 1198
562c2d2f 1199 /* Calc % distribution of IO depths, usecond, msecond latency */
d79db122 1200 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
247823cc 1201 stat_calc_lat_nu(ts, io_u_lat_u);
04a0feae 1202 stat_calc_lat_m(ts, io_u_lat_m);
2270890c 1203
562c2d2f 1204 /* Only show fixed 7 I/O depth levels*/
a666cab8 1205 log_buf(out, ";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
5ec10eaa
JA		 1206 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
1207 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
2270890c 1208
562c2d2f 1209 /* Microsecond latency */
04a0feae 1210 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
a666cab8 1211 log_buf(out, ";%3.2f%%", io_u_lat_u[i]);
562c2d2f 1212 /* Millisecond latency */
04a0feae 1213 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
a666cab8 1214 log_buf(out, ";%3.2f%%", io_u_lat_m[i]);
f2f788dd
JA		 1215
1216 /* disk util stats, if any */
24a97130 1217 if (ver >= 3 && is_running_backend())
bef2112b 1218 show_disk_util(1, NULL, out);
f2f788dd 1219
562c2d2f 1220 /* Additional output if continue_on_error set - default off*/
f2bba182 1221 if (ts->continue_on_error)
a666cab8 1222 log_buf(out, ";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
bef2112b
AH		 1223 if (ver == 2)
1224 log_buf(out, "\n");
2270890c 1225
562c2d2f 1226 /* Additional output if description is set */
4b0f2258 1227 if (strlen(ts->description))
a666cab8 1228 log_buf(out, ";%s", ts->description);
946e4276 1229
a666cab8 1230 log_buf(out, "\n");
756867bd
JA		 1231}
1232
a89ba4b1 1233static void json_add_job_opts(struct json_object *root, const char *name,
0cf542af 1234 struct flist_head *opt_list)
66e19a38
JA		 1235{
1236 struct json_object *dir_object;
1237 struct flist_head *entry;
1238 struct print_option *p;
1239
1240 if (flist_empty(opt_list))
1241 return;
1242
1243 dir_object = json_create_object();
1244 json_object_add_value_object(root, name, dir_object);
1245
1246 flist_for_each(entry, opt_list) {
1247 const char *pos = "";
1248
1249 p = flist_entry(entry, struct print_option, list);
1250 if (p->value)
1251 pos = p->value;
1252 json_object_add_value_string(dir_object, p->name, pos);
1253 }
1254}
1255
cc372b17 1256static struct json_object *show_thread_status_json(struct thread_stat *ts,
66e19a38
JA		 1257 struct group_run_stats *rs,
1258 struct flist_head *opt_list)
cc372b17
SL		 1259{
1260 struct json_object *root, *tmp;
b01af66b 1261 struct jobs_eta *je;
cc372b17 1262 double io_u_dist[FIO_IO_U_MAP_NR];
d6bb626e 1263 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
cc372b17
SL		 1264 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1265 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1266 double usr_cpu, sys_cpu;
1267 int i;
b01af66b
CJ		 1268 size_t size;
1269
cc372b17
SL		 1270 root = json_create_object();
1271 json_object_add_value_string(root, "jobname", ts->name);
1272 json_object_add_value_int(root, "groupid", ts->groupid);
1273 json_object_add_value_int(root, "error", ts->error);
1274
b01af66b 1275 /* ETA Info */
c5103619 1276 je = get_jobs_eta(true, &size);
2de615ad
JA		 1277 if (je) {
1278 json_object_add_value_int(root, "eta", je->eta_sec);
1279 json_object_add_value_int(root, "elapsed", je->elapsed_sec);
1280 }
b01af66b 1281
66e19a38 1282 if (opt_list)
0cf542af 1283 json_add_job_opts(root, "job options", opt_list);
66e19a38 1284
cc372b17
SL		 1285 add_ddir_status_json(ts, rs, DDIR_READ, root);
1286 add_ddir_status_json(ts, rs, DDIR_WRITE, root);
f3afa57e 1287 add_ddir_status_json(ts, rs, DDIR_TRIM, root);
b2b3eefe 1288 add_ddir_status_json(ts, rs, DDIR_SYNC, root);
cc372b17
SL		 1289
1290 /* CPU Usage */
1291 if (ts->total_run_time) {
1292 double runt = (double) ts->total_run_time;
1293
1294 usr_cpu = (double) ts->usr_time * 100 / runt;
1295 sys_cpu = (double) ts->sys_time * 100 / runt;
1296 } else {
1297 usr_cpu = 0;
1298 sys_cpu = 0;
1299 }
bcbb4c6c 1300 json_object_add_value_int(root, "job_runtime", ts->total_run_time);
cc372b17
SL		 1301 json_object_add_value_float(root, "usr_cpu", usr_cpu);
1302 json_object_add_value_float(root, "sys_cpu", sys_cpu);
1303 json_object_add_value_int(root, "ctx", ts->ctx);
1304 json_object_add_value_int(root, "majf", ts->majf);
1305 json_object_add_value_int(root, "minf", ts->minf);
1306
ec3e3648 1307 /* Calc % distribution of IO depths */
d79db122 1308 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
cc372b17
SL		 1309 tmp = json_create_object();
1310 json_object_add_value_object(root, "iodepth_level", tmp);
1311 /* Only show fixed 7 I/O depth levels*/
1312 for (i = 0; i < 7; i++) {
1313 char name[20];
1314 if (i < 6)
98ffb8f3 1315 snprintf(name, 20, "%d", 1 << i);
cc372b17 1316 else
98ffb8f3 1317 snprintf(name, 20, ">=%d", 1 << i);
cc372b17
SL		 1318 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1319 }
1320
ec3e3648
VF		 1321 /* Calc % distribution of submit IO depths */
1322 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
1323 tmp = json_create_object();
1324 json_object_add_value_object(root, "iodepth_submit", tmp);
1325 /* Only show fixed 7 I/O depth levels*/
1326 for (i = 0; i < 7; i++) {
1327 char name[20];
1328 if (i == 0)
1329 snprintf(name, 20, "0");
1330 else if (i < 6)
1331 snprintf(name, 20, "%d", 1 << (i+1));
1332 else
1333 snprintf(name, 20, ">=%d", 1 << i);
1334 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1335 }
1336
1337 /* Calc % distribution of completion IO depths */
1338 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
1339 tmp = json_create_object();
1340 json_object_add_value_object(root, "iodepth_complete", tmp);
1341 /* Only show fixed 7 I/O depth levels*/
1342 for (i = 0; i < 7; i++) {
1343 char name[20];
1344 if (i == 0)
1345 snprintf(name, 20, "0");
1346 else if (i < 6)
1347 snprintf(name, 20, "%d", 1 << (i+1));
1348 else
1349 snprintf(name, 20, ">=%d", 1 << i);
1350 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1351 }
1352
1353 /* Calc % distribution of nsecond, usecond, msecond latency */
1354 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
1355 stat_calc_lat_n(ts, io_u_lat_n);
1356 stat_calc_lat_u(ts, io_u_lat_u);
1357 stat_calc_lat_m(ts, io_u_lat_m);
1358
d6bb626e 1359 /* Nanosecond latency */
cc372b17 1360 tmp = json_create_object();
d6bb626e
VF		 1361 json_object_add_value_object(root, "latency_ns", tmp);
1362 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) {
1363 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1364 "250", "500", "750", "1000", };
1365 json_object_add_value_float(tmp, ranges[i], io_u_lat_n[i]);
1366 }
cc372b17 1367 /* Microsecond latency */
d6bb626e
VF		 1368 tmp = json_create_object();
1369 json_object_add_value_object(root, "latency_us", tmp);
cc372b17
SL		 1370 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) {
1371 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1372 "250", "500", "750", "1000", };
1373 json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]);
1374 }
1375 /* Millisecond latency */
1376 tmp = json_create_object();
1377 json_object_add_value_object(root, "latency_ms", tmp);
1378 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) {
1379 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1380 "250", "500", "750", "1000", "2000",
1381 ">=2000", };
1382 json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]);
1383 }
1384
1385 /* Additional output if continue_on_error set - default off*/
1386 if (ts->continue_on_error) {
1387 json_object_add_value_int(root, "total_err", ts->total_err_count);
952b05e0 1388 json_object_add_value_int(root, "first_error", ts->first_error);
cc372b17
SL		 1389 }
1390
3e260a46
JA		 1391 if (ts->latency_depth) {
1392 json_object_add_value_int(root, "latency_depth", ts->latency_depth);
1393 json_object_add_value_int(root, "latency_target", ts->latency_target);
1394 json_object_add_value_float(root, "latency_percentile", ts->latency_percentile.u.f);
1395 json_object_add_value_int(root, "latency_window", ts->latency_window);
1396 }
1397
cc372b17
SL		 1398 /* Additional output if description is set */
1399 if (strlen(ts->description))
1400 json_object_add_value_string(root, "desc", ts->description);
1401
66347cfa
DE		 1402 if (ts->nr_block_infos) {
1403 /* Block error histogram and types */
1404 int len;
1405 unsigned int *percentiles = NULL;
1406 unsigned int block_state_counts[BLOCK_STATE_COUNT];
1407
1408 len = calc_block_percentiles(ts->nr_block_infos, ts->block_infos,
1409 ts->percentile_list,
1410 &percentiles, block_state_counts);
1411
1412 if (len) {
1413 struct json_object *block, *percentile_object, *states;
8a68c41c 1414 int state;
66347cfa
DE		 1415 block = json_create_object();
1416 json_object_add_value_object(root, "block", block);
1417
1418 percentile_object = json_create_object();
1419 json_object_add_value_object(block, "percentiles",
1420 percentile_object);
1421 for (i = 0; i < len; i++) {
1422 char buf[20];
1423 snprintf(buf, sizeof(buf), "%f",
1424 ts->percentile_list[i].u.f);
1425 json_object_add_value_int(percentile_object,
1426 (const char *)buf,
1427 percentiles[i]);
1428 }
1429
1430 states = json_create_object();
1431 json_object_add_value_object(block, "states", states);
1432 for (state = 0; state < BLOCK_STATE_COUNT; state++) {
1433 json_object_add_value_int(states,
1434 block_state_names[state],
1435 block_state_counts[state]);
1436 }
1437 free(percentiles);
1438 }
1439 }
1440
bb49c8bd 1441 if (ts->ss_dur) {
ba8fb6f6
VF		 1442 struct json_object *data;
1443 struct json_array *iops, *bw;
a43f4461 1444 int j, k, l;
6da94b07 1445 char ss_buf[64];
16e56d25 1446
6da94b07 1447 snprintf(ss_buf, sizeof(ss_buf), "%s%s:%f%s",
c8caba48
JA		 1448 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1449 ts->ss_state & FIO_SS_SLOPE ? "_slope" : "",
bb49c8bd 1450 (float) ts->ss_limit.u.f,
c8caba48 1451 ts->ss_state & FIO_SS_PCT ? "%" : "");
16e56d25
VF		 1452
1453 tmp = json_create_object();
1454 json_object_add_value_object(root, "steadystate", tmp);
6da94b07 1455 json_object_add_value_string(tmp, "ss", ss_buf);
bb49c8bd 1456 json_object_add_value_int(tmp, "duration", (int)ts->ss_dur);
c8caba48 1457 json_object_add_value_int(tmp, "attained", (ts->ss_state & FIO_SS_ATTAINED) > 0);
6da94b07 1458
bb49c8bd 1459 snprintf(ss_buf, sizeof(ss_buf), "%f%s", (float) ts->ss_criterion.u.f,
c8caba48 1460 ts->ss_state & FIO_SS_PCT ? "%" : "");
6da94b07 1461 json_object_add_value_string(tmp, "criterion", ss_buf);
bb49c8bd
VF		 1462 json_object_add_value_float(tmp, "max_deviation", ts->ss_deviation.u.f);
1463 json_object_add_value_float(tmp, "slope", ts->ss_slope.u.f);
ba8fb6f6
VF		 1464
1465 data = json_create_object();
1466 json_object_add_value_object(tmp, "data", data);
1467 bw = json_create_array();
1468 iops = json_create_array();
412c7d91
VF		 1469
1470 /*
1471 ** if ss was attained or the buffer is not full,
1472 ** ss->head points to the first element in the list.
1473 ** otherwise it actually points to the second element
1474 ** in the list
1475 */
c8caba48 1476 if ((ts->ss_state & FIO_SS_ATTAINED) || !(ts->ss_state & FIO_SS_BUFFER_FULL))
bb49c8bd 1477 j = ts->ss_head;
412c7d91 1478 else
bb49c8bd 1479 j = ts->ss_head == 0 ? ts->ss_dur - 1 : ts->ss_head - 1;
a43f4461
JA		 1480 for (l = 0; l < ts->ss_dur; l++) {
1481 k = (j + l) % ts->ss_dur;
bb49c8bd
VF		 1482 json_array_add_value_int(bw, ts->ss_bw_data[k]);
1483 json_array_add_value_int(iops, ts->ss_iops_data[k]);
16e56d25 1484 }
bb49c8bd
VF		 1485 json_object_add_value_int(data, "bw_mean", steadystate_bw_mean(ts));
1486 json_object_add_value_int(data, "iops_mean", steadystate_iops_mean(ts));
6da94b07
VF		 1487 json_object_add_value_array(data, "iops", iops);
1488 json_object_add_value_array(data, "bw", bw);
16e56d25
VF		 1489 }
1490
cc372b17
SL		 1491 return root;
1492}
1493
4d658652 1494static void show_thread_status_terse(struct thread_stat *ts,
a666cab8
JA		 1495 struct group_run_stats *rs,
1496 struct buf_output *out)
4d658652 1497{
a2c95580 1498 if (terse_version >= 2 && terse_version <= 5)
bef2112b 1499 show_thread_status_terse_all(ts, rs, terse_version, out);
4d658652
JA		 1500 else
1501 log_err("fio: bad terse version!? %d\n", terse_version);
1502}
1503
952b05e0 1504struct json_object *show_thread_status(struct thread_stat *ts,
a666cab8 1505 struct group_run_stats *rs,
0279b880 1506 struct flist_head *opt_list,
a666cab8 1507 struct buf_output *out)
952b05e0 1508{
129fb2d4
JA		 1509 struct json_object *ret = NULL;
1510
1511 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 1512 show_thread_status_terse(ts, rs, out);
129fb2d4 1513 if (output_format & FIO_OUTPUT_JSON)
0279b880 1514 ret = show_thread_status_json(ts, rs, opt_list);
129fb2d4 1515 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 1516 show_thread_status_normal(ts, rs, out);
129fb2d4
JA		 1517
1518 return ret;
952b05e0
CF		 1519}
1520
70750d6a 1521static void __sum_stat(struct io_stat *dst, struct io_stat *src, bool first)
756867bd
JA		 1522{
1523 double mean, S;
1524
1525 dst->min_val = min(dst->min_val, src->min_val);
1526 dst->max_val = max(dst->max_val, src->max_val);
756867bd
JA		 1527
1528 /*
cdcac5cf
YH		 1529 * Compute new mean and S after the merge
1530 * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
1531 * #Parallel_algorithm>
756867bd 1532 */
fd595830 1533 if (first) {
802ad4a8
JA		 1534 mean = src->mean.u.f;
1535 S = src->S.u.f;
756867bd 1536 } else {
802ad4a8 1537 double delta = src->mean.u.f - dst->mean.u.f;
cdcac5cf 1538
802ad4a8
JA		 1539 mean = ((src->mean.u.f * src->samples) +
1540 (dst->mean.u.f * dst->samples)) /
cdcac5cf
YH		 1541 (dst->samples + src->samples);
1542
802ad4a8 1543 S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) *
cdcac5cf
YH		 1544 (dst->samples * src->samples) /
1545 (dst->samples + src->samples);
756867bd
JA		 1546 }
1547
cdcac5cf 1548 dst->samples += src->samples;
802ad4a8
JA		 1549 dst->mean.u.f = mean;
1550 dst->S.u.f = S;
70750d6a
JA		 1551
1552}
1553
1554/*
1555 * We sum two kinds of stats - one that is time based, in which case we
1556 * apply the proper summing technique, and then one that is iops/bw
1557 * numbers. For group_reporting, we should just add those up, not make
1558 * them the mean of everything.
1559 */
1560static void sum_stat(struct io_stat *dst, struct io_stat *src, bool first,
1561 bool pure_sum)
1562{
1563 if (src->samples == 0)
1564 return;
1565
1566 if (!pure_sum) {
1567 __sum_stat(dst, src, first);
1568 return;
1569 }
1570
68afa5b5
JA		 1571 if (first) {
1572 dst->min_val = src->min_val;
1573 dst->max_val = src->max_val;
1574 dst->samples = src->samples;
1575 dst->mean.u.f = src->mean.u.f;
1576 dst->S.u.f = src->S.u.f;
1577 } else {
1578 dst->min_val += src->min_val;
1579 dst->max_val += src->max_val;
1580 dst->samples += src->samples;
1581 dst->mean.u.f += src->mean.u.f;
1582 dst->S.u.f += src->S.u.f;
1583 }
756867bd
JA		 1584}
1585
37f0c1ae
JA		 1586void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src)
1587{
1588 int i;
1589
6eaf09d6 1590 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
37f0c1ae
JA		 1591 if (dst->max_run[i] < src->max_run[i])
1592 dst->max_run[i] = src->max_run[i];
1593 if (dst->min_run[i] && dst->min_run[i] > src->min_run[i])
1594 dst->min_run[i] = src->min_run[i];
1595 if (dst->max_bw[i] < src->max_bw[i])
1596 dst->max_bw[i] = src->max_bw[i];
1597 if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i])
1598 dst->min_bw[i] = src->min_bw[i];
1599
af7f87cb 1600 dst->iobytes[i] += src->iobytes[i];
37f0c1ae
JA		 1601 dst->agg[i] += src->agg[i];
1602 }
1603
dbae1bd6
JA		 1604 if (!dst->kb_base)
1605 dst->kb_base = src->kb_base;
1606 if (!dst->unit_base)
1607 dst->unit_base = src->unit_base;
18aa1998
JF		 1608 if (!dst->sig_figs)
1609 dst->sig_figs = src->sig_figs;
37f0c1ae
JA		 1610}
1611
fd595830
JA		 1612void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src,
1613 bool first)
5b9babb7
JA		 1614{
1615 int l, k;
1616
6eaf09d6 1617 for (l = 0; l < DDIR_RWDIR_CNT; l++) {
771e58be 1618 if (!dst->unified_rw_rep) {
70750d6a
JA		 1619 sum_stat(&dst->clat_stat[l], &src->clat_stat[l], first, false);
1620 sum_stat(&dst->slat_stat[l], &src->slat_stat[l], first, false);
1621 sum_stat(&dst->lat_stat[l], &src->lat_stat[l], first, false);
1622 sum_stat(&dst->bw_stat[l], &src->bw_stat[l], first, true);
1623 sum_stat(&dst->iops_stat[l], &src->iops_stat[l], first, true);
771e58be
JA		 1624
1625 dst->io_bytes[l] += src->io_bytes[l];
1626
1627 if (dst->runtime[l] < src->runtime[l])
1628 dst->runtime[l] = src->runtime[l];
1629 } else {
70750d6a
JA		 1630 sum_stat(&dst->clat_stat[0], &src->clat_stat[l], first, false);
1631 sum_stat(&dst->slat_stat[0], &src->slat_stat[l], first, false);
1632 sum_stat(&dst->lat_stat[0], &src->lat_stat[l], first, false);
1633 sum_stat(&dst->bw_stat[0], &src->bw_stat[l], first, true);
1634 sum_stat(&dst->iops_stat[0], &src->iops_stat[l], first, true);
771e58be
JA		 1635
1636 dst->io_bytes[0] += src->io_bytes[l];
1637
1638 if (dst->runtime[0] < src->runtime[l])
1639 dst->runtime[0] = src->runtime[l];
fd595830
JA		 1640
1641 /*
1642 * We're summing to the same destination, so override
1643 * 'first' after the first iteration of the loop
1644 */
1645 first = false;
771e58be 1646 }
5b9babb7
JA		 1647 }
1648
70750d6a 1649 sum_stat(&dst->sync_stat, &src->sync_stat, first, false);
5b9babb7
JA		 1650 dst->usr_time += src->usr_time;
1651 dst->sys_time += src->sys_time;
1652 dst->ctx += src->ctx;
1653 dst->majf += src->majf;
1654 dst->minf += src->minf;
1655
b2b3eefe 1656 for (k = 0; k < FIO_IO_U_MAP_NR; k++) {
5b9babb7 1657 dst->io_u_map[k] += src->io_u_map[k];
5b9babb7 1658 dst->io_u_submit[k] += src->io_u_submit[k];
5b9babb7 1659 dst->io_u_complete[k] += src->io_u_complete[k];
b2b3eefe
JA		 1660 }
1661 for (k = 0; k < FIO_IO_U_LAT_N_NR; k++) {
d6bb626e 1662 dst->io_u_lat_n[k] += src->io_u_lat_n[k];
5b9babb7 1663 dst->io_u_lat_u[k] += src->io_u_lat_u[k];
5b9babb7 1664 dst->io_u_lat_m[k] += src->io_u_lat_m[k];
b2b3eefe
JA		 1665 }
1666 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
1667 dst->io_u_sync_plat[k] += src->io_u_sync_plat[k];
5b9babb7 1668
6eaf09d6 1669 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
771e58be
JA		 1670 if (!dst->unified_rw_rep) {
1671 dst->total_io_u[k] += src->total_io_u[k];
1672 dst->short_io_u[k] += src->short_io_u[k];
3bcb9d94 1673 dst->drop_io_u[k] += src->drop_io_u[k];
771e58be
JA		 1674 } else {
1675 dst->total_io_u[0] += src->total_io_u[k];
1676 dst->short_io_u[0] += src->short_io_u[k];
3bcb9d94 1677 dst->drop_io_u[0] += src->drop_io_u[k];
771e58be 1678 }
5b9babb7
JA		 1679 }
1680
7f3ecee2
JA		 1681 dst->total_io_u[DDIR_SYNC] += src->total_io_u[DDIR_SYNC];
1682
6eaf09d6 1683 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
5b9babb7 1684 int m;
771e58be
JA		 1685
1686 for (m = 0; m < FIO_IO_U_PLAT_NR; m++) {
1687 if (!dst->unified_rw_rep)
1688 dst->io_u_plat[k][m] += src->io_u_plat[k][m];
1689 else
1690 dst->io_u_plat[0][m] += src->io_u_plat[k][m];
1691 }
5b9babb7
JA		 1692 }
1693
1694 dst->total_run_time += src->total_run_time;
1695 dst->total_submit += src->total_submit;
1696 dst->total_complete += src->total_complete;
fd5d733f 1697 dst->nr_zone_resets += src->nr_zone_resets;
5b9babb7
JA		 1698}
1699
37f0c1ae
JA		 1700void init_group_run_stat(struct group_run_stats *gs)
1701{
6eaf09d6 1702 int i;
37f0c1ae 1703 memset(gs, 0, sizeof(*gs));
6eaf09d6
SL		 1704
1705 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1706 gs->min_bw[i] = gs->min_run[i] = ~0UL;
37f0c1ae
JA		 1707}
1708
1709void init_thread_stat(struct thread_stat *ts)
1710{
1711 int j;
1712
1713 memset(ts, 0, sizeof(*ts));
1714
6eaf09d6 1715 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
37f0c1ae
JA		 1716 ts->lat_stat[j].min_val = -1UL;
1717 ts->clat_stat[j].min_val = -1UL;
1718 ts->slat_stat[j].min_val = -1UL;
1719 ts->bw_stat[j].min_val = -1UL;
188b6016 1720 ts->iops_stat[j].min_val = -1UL;
37f0c1ae 1721 }
7f3ecee2 1722 ts->sync_stat.min_val = -1UL;
37f0c1ae
JA		 1723 ts->groupid = -1;
1724}
1725
83f7b64e 1726void __show_run_stats(void)
3c39a379
JA		 1727{
1728 struct group_run_stats *runstats, *rs;
1729 struct thread_data *td;
756867bd 1730 struct thread_stat *threadstats, *ts;
4da24b69 1731 int i, j, k, nr_ts, last_ts, idx;
8985b491
JA		 1732 bool kb_base_warned = false;
1733 bool unit_base_warned = false;
cc372b17
SL		 1734 struct json_object *root = NULL;
1735 struct json_array *array = NULL;
a666cab8 1736 struct buf_output output[FIO_OUTPUT_NR];
66e19a38 1737 struct flist_head **opt_lists;
a666cab8 1738
3c39a379
JA		 1739 runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
1740
37f0c1ae
JA		 1741 for (i = 0; i < groupid + 1; i++)
1742 init_group_run_stat(&runstats[i]);
3c39a379 1743
756867bd
JA		 1744 /*
1745 * find out how many threads stats we need. if group reporting isn't
1746 * enabled, it's one-per-td.
1747 */
1748 nr_ts = 0;
1749 last_ts = -1;
1750 for_each_td(td, i) {
2dc1bbeb 1751 if (!td->o.group_reporting) {
756867bd
JA		 1752 nr_ts++;
1753 continue;
1754 }
1755 if (last_ts == td->groupid)
1756 continue;
8243be59
JA		 1757 if (!td->o.stats)
1758 continue;
756867bd
JA		 1759
1760 last_ts = td->groupid;
1761 nr_ts++;
1762 }
1763
1764 threadstats = malloc(nr_ts * sizeof(struct thread_stat));
66e19a38 1765 opt_lists = malloc(nr_ts * sizeof(struct flist_head *));
756867bd 1766
66e19a38 1767 for (i = 0; i < nr_ts; i++) {
37f0c1ae 1768 init_thread_stat(&threadstats[i]);
66e19a38
JA		 1769 opt_lists[i] = NULL;
1770 }
756867bd
JA		 1771
1772 j = 0;
1773 last_ts = -1;
197574e4 1774 idx = 0;
34572e28 1775 for_each_td(td, i) {
8243be59
JA		 1776 if (!td->o.stats)
1777 continue;
2dc1bbeb
JA		 1778 if (idx && (!td->o.group_reporting ||
1779 (td->o.group_reporting && last_ts != td->groupid))) {
7abd0e3a
JA		 1780 idx = 0;
1781 j++;
1782 }
1783
1784 last_ts = td->groupid;
1785
756867bd
JA		 1786 ts = &threadstats[j];
1787
83349190 1788 ts->clat_percentiles = td->o.clat_percentiles;
b599759b 1789 ts->lat_percentiles = td->o.lat_percentiles;
435d195a 1790 ts->percentile_precision = td->o.percentile_precision;
fd112d34 1791 memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
66e19a38 1792 opt_lists[j] = &td->opt_list;
83349190 1793
197574e4 1794 idx++;
6586ee89 1795 ts->members++;
756867bd 1796
7abd0e3a 1797 if (ts->groupid == -1) {
2dc84ba7
JA		 1798 /*
1799 * These are per-group shared already
1800 */
4e59d0f3 1801 strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE - 1);
a64e88da
JA		 1802 if (td->o.description)
1803 strncpy(ts->description, td->o.description,
4e59d0f3 1804 FIO_JOBDESC_SIZE - 1);
a64e88da 1805 else
4e59d0f3 1806 memset(ts->description, 0, FIO_JOBDESC_SIZE);
a64e88da 1807
2f122b13
JA		 1808 /*
1809 * If multiple entries in this group, this is
1810 * the first member.
1811 */
1812 ts->thread_number = td->thread_number;
756867bd 1813 ts->groupid = td->groupid;
2dc84ba7
JA		 1814
1815 /*
1816 * first pid in group, not very useful...
1817 */
756867bd 1818 ts->pid = td->pid;
90fef2d1
JA		 1819
1820 ts->kb_base = td->o.kb_base;
ad705bcb 1821 ts->unit_base = td->o.unit_base;
e883cb35 1822 ts->sig_figs = td->o.sig_figs;
771e58be 1823 ts->unified_rw_rep = td->o.unified_rw_rep;
90fef2d1
JA		 1824 } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
1825 log_info("fio: kb_base differs for jobs in group, using"
1826 " %u as the base\n", ts->kb_base);
8985b491 1827 kb_base_warned = true;
ad705bcb
SN		 1828 } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) {
1829 log_info("fio: unit_base differs for jobs in group, using"
1830 " %u as the base\n", ts->unit_base);
8985b491 1831 unit_base_warned = true;
2dc84ba7
JA		 1832 }
1833
f2bba182
RR		 1834 ts->continue_on_error = td->o.continue_on_error;
1835 ts->total_err_count += td->total_err_count;
1836 ts->first_error = td->first_error;
1837 if (!ts->error) {
1838 if (!td->error && td->o.continue_on_error &&
1839 td->first_error) {
1840 ts->error = td->first_error;
3660ceae
JA		 1841 ts->verror[sizeof(ts->verror) - 1] = '\0';
1842 strncpy(ts->verror, td->verror, sizeof(ts->verror) - 1);
f2bba182
RR		 1843 } else if (td->error) {
1844 ts->error = td->error;
3660ceae
JA		 1845 ts->verror[sizeof(ts->verror) - 1] = '\0';
1846 strncpy(ts->verror, td->verror, sizeof(ts->verror) - 1);
f2bba182 1847 }
756867bd
JA		 1848 }
1849
3e260a46
JA		 1850 ts->latency_depth = td->latency_qd;
1851 ts->latency_target = td->o.latency_target;
1852 ts->latency_percentile = td->o.latency_percentile;
1853 ts->latency_window = td->o.latency_window;
1854
0e4dd95c 1855 ts->nr_block_infos = td->ts.nr_block_infos;
4da24b69
JA		 1856 for (k = 0; k < ts->nr_block_infos; k++)
1857 ts->block_infos[k] = td->ts.block_infos[k];
0e4dd95c 1858
fd595830 1859 sum_thread_stats(ts, &td->ts, idx == 1);
16e56d25 1860
bb49c8bd
VF		 1861 if (td->o.ss_dur) {
1862 ts->ss_state = td->ss.state;
1863 ts->ss_dur = td->ss.dur;
1864 ts->ss_head = td->ss.head;
bb49c8bd
VF		 1865 ts->ss_bw_data = td->ss.bw_data;
1866 ts->ss_iops_data = td->ss.iops_data;
1867 ts->ss_limit.u.f = td->ss.limit;
1868 ts->ss_slope.u.f = td->ss.slope;
1869 ts->ss_deviation.u.f = td->ss.deviation;
1870 ts->ss_criterion.u.f = td->ss.criterion;
1871 }
16e56d25 1872 else
bb49c8bd 1873 ts->ss_dur = ts->ss_state = 0;
756867bd
JA		 1874 }
1875
1876 for (i = 0; i < nr_ts; i++) {
94370ac4 1877 unsigned long long bw;
3c39a379 1878
756867bd 1879 ts = &threadstats[i];
dedb88eb
JA		 1880 if (ts->groupid == -1)
1881 continue;
756867bd 1882 rs = &runstats[ts->groupid];
90fef2d1 1883 rs->kb_base = ts->kb_base;
ad705bcb 1884 rs->unit_base = ts->unit_base;
e883cb35 1885 rs->sig_figs = ts->sig_figs;
771e58be 1886 rs->unified_rw_rep += ts->unified_rw_rep;
3c39a379 1887
6eaf09d6 1888 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
94370ac4
JA		 1889 if (!ts->runtime[j])
1890 continue;
1891 if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j])
1892 rs->min_run[j] = ts->runtime[j];
1893 if (ts->runtime[j] > rs->max_run[j])
1894 rs->max_run[j] = ts->runtime[j];
1895
1896 bw = 0;
af7f87cb
RE		 1897 if (ts->runtime[j])
1898 bw = ts->io_bytes[j] * 1000 / ts->runtime[j];
94370ac4
JA		 1899 if (bw < rs->min_bw[j])
1900 rs->min_bw[j] = bw;
1901 if (bw > rs->max_bw[j])
1902 rs->max_bw[j] = bw;
1903
af7f87cb 1904 rs->iobytes[j] += ts->io_bytes[j];
94370ac4 1905 }
3c39a379
JA		 1906 }
1907
1908 for (i = 0; i < groupid + 1; i++) {
6eaf09d6
SL		 1909 int ddir;
1910
3c39a379
JA		 1911 rs = &runstats[i];
1912
6eaf09d6
SL		 1913 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
1914 if (rs->max_run[ddir])
af7f87cb 1915 rs->agg[ddir] = (rs->iobytes[ddir] * 1000) /
6eaf09d6
SL		 1916 rs->max_run[ddir];
1917 }
3c39a379
JA		 1918 }
1919
a666cab8 1920 for (i = 0; i < FIO_OUTPUT_NR; i++)
e250c0a9 1921 buf_output_init(&output[i]);
a666cab8 1922
3c39a379
JA		 1923 /*
1924 * don't overwrite last signal output
1925 */
129fb2d4 1926 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 1927 log_buf(&output[__FIO_OUTPUT_NORMAL], "\n");
129fb2d4 1928 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 1929 struct thread_data *global;
35326842 1930 char time_buf[32];
aa7d2ef0
RH		 1931 struct timeval now;
1932 unsigned long long ms_since_epoch;
afd74e2a 1933 time_t tv_sec;
91e53870 1934
aa7d2ef0
RH		 1935 gettimeofday(&now, NULL);
1936 ms_since_epoch = (unsigned long long)(now.tv_sec) * 1000 +
1937 (unsigned long long)(now.tv_usec) / 1000;
1938
afd74e2a
BVA		 1939 tv_sec = now.tv_sec;
1940 os_ctime_r(&tv_sec, time_buf, sizeof(time_buf));
1d272416
JA		 1941 if (time_buf[strlen(time_buf) - 1] == '\n')
1942 time_buf[strlen(time_buf) - 1] = '\0';
91e53870 1943
cc372b17
SL		 1944 root = json_create_object();
1945 json_object_add_value_string(root, "fio version", fio_version_string);
aa7d2ef0
RH		 1946 json_object_add_value_int(root, "timestamp", now.tv_sec);
1947 json_object_add_value_int(root, "timestamp_ms", ms_since_epoch);
91e53870 1948 json_object_add_value_string(root, "time", time_buf);
66e19a38 1949 global = get_global_options();
0cf542af 1950 json_add_job_opts(root, "global options", &global->opt_list);
cc372b17
SL		 1951 array = json_create_array();
1952 json_object_add_value_array(root, "jobs", array);
1953 }
3c39a379 1954
0279b880
JA		 1955 if (is_backend)
1956 fio_server_send_job_options(&get_global_options()->opt_list, -1U);
1957
756867bd
JA		 1958 for (i = 0; i < nr_ts; i++) {
1959 ts = &threadstats[i];
1960 rs = &runstats[ts->groupid];
3c39a379 1961
0279b880
JA		 1962 if (is_backend) {
1963 fio_server_send_job_options(opt_lists[i], i);
a64e88da 1964 fio_server_send_ts(ts, rs);
0279b880 1965 } else {
129fb2d4 1966 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 1967 show_thread_status_terse(ts, rs, &output[__FIO_OUTPUT_TERSE]);
129fb2d4 1968 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 1969 struct json_object *tmp = show_thread_status_json(ts, rs, opt_lists[i]);
129fb2d4
JA		 1970 json_array_add_value_object(array, tmp);
1971 }
1972 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 1973 show_thread_status_normal(ts, rs, &output[__FIO_OUTPUT_NORMAL]);
129fb2d4 1974 }
3c39a379 1975 }
ab34ddd1 1976 if (!is_backend && (output_format & FIO_OUTPUT_JSON)) {
cc372b17 1977 /* disk util stats, if any */
a666cab8 1978 show_disk_util(1, root, &output[__FIO_OUTPUT_JSON]);
cc372b17 1979
a666cab8 1980 show_idle_prof_stats(FIO_OUTPUT_JSON, root, &output[__FIO_OUTPUT_JSON]);
f2a2ce0e 1981
a666cab8
JA		 1982 json_print_object(root, &output[__FIO_OUTPUT_JSON]);
1983 log_buf(&output[__FIO_OUTPUT_JSON], "\n");
cc372b17
SL		 1984 json_free_object(root);
1985 }
3c39a379 1986
72c27ff8
JA		 1987 for (i = 0; i < groupid + 1; i++) {
1988 rs = &runstats[i];
3c39a379 1989
72c27ff8 1990 rs->groupid = i;
d09a64a0 1991 if (is_backend)
72c27ff8 1992 fio_server_send_gs(rs);
129fb2d4 1993 else if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 1994 show_group_stats(rs, &output[__FIO_OUTPUT_NORMAL]);
c6ae0a5b 1995 }
eecf272f 1996
72c27ff8
JA		 1997 if (is_backend)
1998 fio_server_send_du();
129fb2d4 1999 else if (output_format & FIO_OUTPUT_NORMAL) {
a666cab8
JA		 2000 show_disk_util(0, NULL, &output[__FIO_OUTPUT_NORMAL]);
2001 show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL, &output[__FIO_OUTPUT_NORMAL]);
60904003 2002 }
f2a2ce0e 2003
3d57c0e9 2004 for (i = 0; i < FIO_OUTPUT_NR; i++) {
3dc3aa41 2005 struct buf_output *out = &output[i];
8dd0eca3 2006
3dc3aa41 2007 log_info_buf(out->buf, out->buflen);
3dc3aa41 2008 buf_output_free(out);
3d57c0e9 2009 }
2b8c71b0 2010
7ceefc09
FS		 2011 fio_idle_prof_cleanup();
2012
fdd5f15f 2013 log_info_flush();
eecf272f 2014 free(runstats);
756867bd 2015 free(threadstats);
66e19a38 2016 free(opt_lists);
3c39a379
JA		 2017}
2018
5ddc6707 2019void __show_running_run_stats(void)
b852e7cf
JA		 2020{
2021 struct thread_data *td;
2022 unsigned long long *rt;
8b6a404c 2023 struct timespec ts;
b852e7cf
JA		 2024 int i;
2025
971caeb1 2026 fio_sem_down(stat_sem);
90811930 2027
b852e7cf 2028 rt = malloc(thread_number * sizeof(unsigned long long));
8b6a404c 2029 fio_gettime(&ts, NULL);
b852e7cf
JA		 2030
2031 for_each_td(td, i) {
c97f1ad6 2032 td->update_rusage = 1;
6eaf09d6
SL		 2033 td->ts.io_bytes[DDIR_READ] = td->io_bytes[DDIR_READ];
2034 td->ts.io_bytes[DDIR_WRITE] = td->io_bytes[DDIR_WRITE];
2035 td->ts.io_bytes[DDIR_TRIM] = td->io_bytes[DDIR_TRIM];
8b6a404c 2036 td->ts.total_run_time = mtime_since(&td->epoch, &ts);
6c041a88 2037
8b6a404c 2038 rt[i] = mtime_since(&td->start, &ts);
6c041a88 2039 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
2040 td->ts.runtime[DDIR_READ] += rt[i];
2041 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
2042 td->ts.runtime[DDIR_WRITE] += rt[i];
2043 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
2044 td->ts.runtime[DDIR_TRIM] += rt[i];
b852e7cf
JA		 2045 }
2046
c97f1ad6 2047 for_each_td(td, i) {
fda2cfac
JA		 2048 if (td->runstate >= TD_EXITED)
2049 continue;
c97f1ad6
JA		 2050 if (td->rusage_sem) {
2051 td->update_rusage = 1;
971caeb1 2052 fio_sem_down(td->rusage_sem);
c97f1ad6
JA		 2053 }
2054 td->update_rusage = 0;
2055 }
2056
cef9175e 2057 __show_run_stats();
b852e7cf
JA		 2058
2059 for_each_td(td, i) {
6c041a88 2060 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
b852e7cf 2061 td->ts.runtime[DDIR_READ] -= rt[i];
6c041a88 2062 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
b852e7cf 2063 td->ts.runtime[DDIR_WRITE] -= rt[i];
6c041a88 2064 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
6eaf09d6 2065 td->ts.runtime[DDIR_TRIM] -= rt[i];
b852e7cf
JA		 2066 }
2067
2068 free(rt);
971caeb1 2069 fio_sem_up(stat_sem);
b852e7cf
JA		 2070}
2071
8985b491 2072static bool status_interval_init;
8b6a404c 2073static struct timespec status_time;
8985b491 2074static bool status_file_disabled;
06464907 2075
dac45f23 2076#define FIO_STATUS_FILE "fio-dump-status"
06464907
JA		 2077
2078static int check_status_file(void)
2079{
2080 struct stat sb;
a0bafb7d
BC		 2081 const char *temp_dir;
2082 char fio_status_file_path[PATH_MAX];
06464907 2083
77d99675
JA		 2084 if (status_file_disabled)
2085 return 0;
2086
a0bafb7d 2087 temp_dir = getenv("TMPDIR");
48b16e27 2088 if (temp_dir == NULL) {
a0bafb7d 2089 temp_dir = getenv("TEMP");
48b16e27
JA		 2090 if (temp_dir && strlen(temp_dir) >= PATH_MAX)
2091 temp_dir = NULL;
2092 }
a0bafb7d
BC		 2093 if (temp_dir == NULL)
2094 temp_dir = "/tmp";
2095
2096 snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE);
2097
2098 if (stat(fio_status_file_path, &sb))
06464907
JA		 2099 return 0;
2100
77d99675
JA		 2101 if (unlink(fio_status_file_path) < 0) {
2102 log_err("fio: failed to unlink %s: %s\n", fio_status_file_path,
2103 strerror(errno));
2104 log_err("fio: disabling status file updates\n");
8985b491 2105 status_file_disabled = true;
77d99675
JA		 2106 }
2107
06464907
JA		 2108 return 1;
2109}
2110
2111void check_for_running_stats(void)
2112{
2113 if (status_interval) {
2114 if (!status_interval_init) {
2115 fio_gettime(&status_time, NULL);
8985b491 2116 status_interval_init = true;
06464907
JA		 2117 } else if (mtime_since_now(&status_time) >= status_interval) {
2118 show_running_run_stats();
2119 fio_gettime(&status_time, NULL);
2120 return;
2121 }
2122 }
2123 if (check_status_file()) {
2124 show_running_run_stats();
2125 return;
2126 }
2127}
2128
d6bb626e 2129static inline void add_stat_sample(struct io_stat *is, unsigned long long data)
3c39a379 2130{
68704084 2131 double val = data;
6660cc67 2132 double delta;
68704084
JA		 2133
2134 if (data > is->max_val)
2135 is->max_val = data;
2136 if (data < is->min_val)
2137 is->min_val = data;
2138
802ad4a8 2139 delta = val - is->mean.u.f;
ef11d737 2140 if (delta) {
802ad4a8
JA		 2141 is->mean.u.f += delta / (is->samples + 1.0);
2142 is->S.u.f += delta * (val - is->mean.u.f);
ef11d737 2143 }
3c39a379 2144
3c39a379
JA		 2145 is->samples++;
2146}
2147
7e419452
JA		 2148/*
2149 * Return a struct io_logs, which is added to the tail of the log
2150 * list for 'iolog'.
2151 */
2152static struct io_logs *get_new_log(struct io_log *iolog)
2153{
2154 size_t new_size, new_samples;
2155 struct io_logs *cur_log;
2156
2157 /*
2158 * Cap the size at MAX_LOG_ENTRIES, so we don't keep doubling
2159 * forever
2160 */
2161 if (!iolog->cur_log_max)
2162 new_samples = DEF_LOG_ENTRIES;
2163 else {
2164 new_samples = iolog->cur_log_max * 2;
2165 if (new_samples > MAX_LOG_ENTRIES)
2166 new_samples = MAX_LOG_ENTRIES;
2167 }
2168
7e419452 2169 new_size = new_samples * log_entry_sz(iolog);
7e419452 2170
90d2d53f 2171 cur_log = smalloc(sizeof(*cur_log));
7e419452
JA		 2172 if (cur_log) {
2173 INIT_FLIST_HEAD(&cur_log->list);
2174 cur_log->log = malloc(new_size);
2175 if (cur_log->log) {
2176 cur_log->nr_samples = 0;
2177 cur_log->max_samples = new_samples;
2178 flist_add_tail(&cur_log->list, &iolog->io_logs);
2179 iolog->cur_log_max = new_samples;
2180 return cur_log;
2181 }
90d2d53f 2182 sfree(cur_log);
7e419452
JA		 2183 }
2184
2185 return NULL;
2186}
2187
1fed2080
JA		 2188/*
2189 * Add and return a new log chunk, or return current log if big enough
2190 */
2191static struct io_logs *regrow_log(struct io_log *iolog)
7e419452
JA		 2192{
2193 struct io_logs *cur_log;
1fed2080 2194 int i;
7e419452 2195
1fed2080 2196 if (!iolog || iolog->disabled)
2ab71dc4 2197 goto disable;
7e419452 2198
1fed2080 2199 cur_log = iolog_cur_log(iolog);
a9afa45a
JA		 2200 if (!cur_log) {
2201 cur_log = get_new_log(iolog);
2202 if (!cur_log)
2203 return NULL;
2204 }
2205
7e419452
JA		 2206 if (cur_log->nr_samples < cur_log->max_samples)
2207 return cur_log;
2208
2209 /*
2210 * No room for a new sample. If we're compressing on the fly, flush
2211 * out the current chunk
2212 */
2213 if (iolog->log_gz) {
2214 if (iolog_cur_flush(iolog, cur_log)) {
2215 log_err("fio: failed flushing iolog! Will stop logging.\n");
2216 return NULL;
2217 }
2218 }
2219
2220 /*
2221 * Get a new log array, and add to our list
2222 */
2223 cur_log = get_new_log(iolog);
1fed2080
JA		 2224 if (!cur_log) {
2225 log_err("fio: failed extending iolog! Will stop logging.\n");
2226 return NULL;
2227 }
2228
2229 if (!iolog->pending || !iolog->pending->nr_samples)
80a24ba9 2230 return cur_log;
7e419452 2231
1fed2080
JA		 2232 /*
2233 * Flush pending items to new log
2234 */
2235 for (i = 0; i < iolog->pending->nr_samples; i++) {
2236 struct io_sample *src, *dst;
2237
2238 src = get_sample(iolog, iolog->pending, i);
2239 dst = get_sample(iolog, cur_log, i);
2240 memcpy(dst, src, log_entry_sz(iolog));
2241 }
0b2eef49 2242 cur_log->nr_samples = iolog->pending->nr_samples;
1fed2080
JA		 2243
2244 iolog->pending->nr_samples = 0;
2245 return cur_log;
2ab71dc4
JA		 2246disable:
2247 if (iolog)
2248 iolog->disabled = true;
2249 return NULL;
1fed2080
JA		 2250}
2251
2252void regrow_logs(struct thread_data *td)
2253{
2ab71dc4
JA		 2254 regrow_log(td->slat_log);
2255 regrow_log(td->clat_log);
1e613c9c 2256 regrow_log(td->clat_hist_log);
2ab71dc4
JA		 2257 regrow_log(td->lat_log);
2258 regrow_log(td->bw_log);
2259 regrow_log(td->iops_log);
1fed2080
JA		 2260 td->flags &= ~TD_F_REGROW_LOGS;
2261}
2262
2263static struct io_logs *get_cur_log(struct io_log *iolog)
2264{
2265 struct io_logs *cur_log;
2266
2267 cur_log = iolog_cur_log(iolog);
2268 if (!cur_log) {
2269 cur_log = get_new_log(iolog);
2270 if (!cur_log)
2271 return NULL;
2272 }
2273
2274 if (cur_log->nr_samples < cur_log->max_samples)
2275 return cur_log;
2276
2277 /*
1eb467fb
JA		 2278 * Out of space. If we're in IO offload mode, or we're not doing
2279 * per unit logging (hence logging happens outside of the IO thread
2280 * as well), add a new log chunk inline. If we're doing inline
2281 * submissions, flag 'td' as needing a log regrow and we'll take
2282 * care of it on the submission side.
1fed2080 2283 */
ab5643cb 2284 if ((iolog->td && iolog->td->o.io_submit_mode == IO_MODE_OFFLOAD) ||
1eb467fb 2285 !per_unit_log(iolog))
1fed2080
JA		 2286 return regrow_log(iolog);
2287
ab5643cb
IK		 2288 if (iolog->td)
2289 iolog->td->flags |= TD_F_REGROW_LOGS;
2290 if (iolog->pending)
2291 assert(iolog->pending->nr_samples < iolog->pending->max_samples);
1fed2080 2292 return iolog->pending;
7e419452
JA		 2293}
2294
af2fde19 2295static void __add_log_sample(struct io_log *iolog, union io_sample_data data,
5fff9543 2296 enum fio_ddir ddir, unsigned long long bs,
ae588852 2297 unsigned long t, uint64_t offset)
3c39a379 2298{
7e419452 2299 struct io_logs *cur_log;
306ddc97 2300
3c568239
JA		 2301 if (iolog->disabled)
2302 return;
7e419452 2303 if (flist_empty(&iolog->io_logs))
8355119b 2304 iolog->avg_last[ddir] = t;
b8bc8cba 2305
7e419452
JA		 2306 cur_log = get_cur_log(iolog);
2307 if (cur_log) {
2308 struct io_sample *s;
3c39a379 2309
7e419452 2310 s = get_sample(iolog, cur_log, cur_log->nr_samples);
3c39a379 2311
af2fde19 2312 s->data = data;
a9179eeb 2313 s->time = t + (iolog->td ? iolog->td->unix_epoch : 0);
7e419452
JA		 2314 io_sample_set_ddir(iolog, s, ddir);
2315 s->bs = bs;
ae588852 2316
7e419452
JA		 2317 if (iolog->log_offset) {
2318 struct io_sample_offset *so = (void *) s;
ae588852 2319
7e419452
JA		 2320 so->offset = offset;
2321 }
ae588852 2322
7e419452
JA		 2323 cur_log->nr_samples++;
2324 return;
ae588852
JA		 2325 }
2326
7e419452 2327 iolog->disabled = true;
3c39a379
JA		 2328}
2329
7fb28d36
JA		 2330static inline void reset_io_stat(struct io_stat *ios)
2331{
2332 ios->max_val = ios->min_val = ios->samples = 0;
2333 ios->mean.u.f = ios->S.u.f = 0;
2334}
2335
6bb58215
JA		 2336void reset_io_stats(struct thread_data *td)
2337{
2338 struct thread_stat *ts = &td->ts;
2339 int i, j;
2340
2341 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
2342 reset_io_stat(&ts->clat_stat[i]);
2343 reset_io_stat(&ts->slat_stat[i]);
2344 reset_io_stat(&ts->lat_stat[i]);
2345 reset_io_stat(&ts->bw_stat[i]);
2346 reset_io_stat(&ts->iops_stat[i]);
2347
2348 ts->io_bytes[i] = 0;
2349 ts->runtime[i] = 0;
71cb78c1
VF		 2350 ts->total_io_u[i] = 0;
2351 ts->short_io_u[i] = 0;
2352 ts->drop_io_u[i] = 0;
6bb58215 2353
b2b3eefe 2354 for (j = 0; j < FIO_IO_U_PLAT_NR; j++) {
6bb58215 2355 ts->io_u_plat[i][j] = 0;
b2b3eefe
JA		 2356 if (!i)
2357 ts->io_u_sync_plat[j] = 0;
2358 }
6bb58215
JA		 2359 }
2360
7f3ecee2
JA		 2361 ts->total_io_u[DDIR_SYNC] = 0;
2362
6bb58215
JA		 2363 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
2364 ts->io_u_map[i] = 0;
2365 ts->io_u_submit[i] = 0;
2366 ts->io_u_complete[i] = 0;
71cb78c1
VF		 2367 }
2368
d6bb626e
VF		 2369 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
2370 ts->io_u_lat_n[i] = 0;
71cb78c1 2371 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
6bb58215 2372 ts->io_u_lat_u[i] = 0;
71cb78c1 2373 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
6bb58215 2374 ts->io_u_lat_m[i] = 0;
6bb58215 2375
71cb78c1
VF		 2376 ts->total_submit = 0;
2377 ts->total_complete = 0;
fd5d733f 2378 ts->nr_zone_resets = 0;
6bb58215
JA		 2379}
2380
d96d3bb3 2381static void __add_stat_to_log(struct io_log *iolog, enum fio_ddir ddir,
e6989e10 2382 unsigned long elapsed, bool log_max)
99007068
PO		 2383{
2384 /*
2385 * Note an entry in the log. Use the mean from the logged samples,
2386 * making sure to properly round up. Only write a log entry if we
2387 * had actual samples done.
2388 */
d96d3bb3 2389 if (iolog->avg_window[ddir].samples) {
af2fde19 2390 union io_sample_data data;
99007068 2391
e6989e10 2392 if (log_max)
af2fde19 2393 data.val = iolog->avg_window[ddir].max_val;
e6989e10 2394 else
af2fde19 2395 data.val = iolog->avg_window[ddir].mean.u.f + 0.50;
e6989e10 2396
af2fde19 2397 __add_log_sample(iolog, data, ddir, 0, elapsed, 0);
99007068 2398 }
99007068 2399
d96d3bb3
JA		 2400 reset_io_stat(&iolog->avg_window[ddir]);
2401}
99007068 2402
e6989e10
JA		 2403static void _add_stat_to_log(struct io_log *iolog, unsigned long elapsed,
2404 bool log_max)
d96d3bb3
JA		 2405{
2406 int ddir;
99007068 2407
d96d3bb3 2408 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
e6989e10 2409 __add_stat_to_log(iolog, ddir, elapsed, log_max);
99007068
PO		 2410}
2411
674456bf
JF		 2412static unsigned long add_log_sample(struct thread_data *td,
2413 struct io_log *iolog,
2414 union io_sample_data data,
5fff9543 2415 enum fio_ddir ddir, unsigned long long bs,
674456bf 2416 uint64_t offset)
bb3884d8 2417{
7fb28d36 2418 unsigned long elapsed, this_window;
b8bc8cba 2419
ff58fced 2420 if (!ddir_rw(ddir))
d454a205 2421 return 0;
ff58fced 2422
b8bc8cba
JA		 2423 elapsed = mtime_since_now(&td->epoch);
2424
2425 /*
2426 * If no time averaging, just add the log sample.
2427 */
2428 if (!iolog->avg_msec) {
af2fde19 2429 __add_log_sample(iolog, data, ddir, bs, elapsed, offset);
d454a205 2430 return 0;
b8bc8cba
JA		 2431 }
2432
2433 /*
2434 * Add the sample. If the time period has passed, then
2435 * add that entry to the log and clear.
2436 */
af2fde19 2437 add_stat_sample(&iolog->avg_window[ddir], data.val);
b8bc8cba 2438
7fb28d36
JA		 2439 /*
2440 * If period hasn't passed, adding the above sample is all we
2441 * need to do.
2442 */
8355119b
SW		 2443 this_window = elapsed - iolog->avg_last[ddir];
2444 if (elapsed < iolog->avg_last[ddir])
2445 return iolog->avg_last[ddir] - elapsed;
f5a568cf 2446 else if (this_window < iolog->avg_msec) {
674456bf 2447 unsigned long diff = iolog->avg_msec - this_window;
d454a205 2448
b392f36d 2449 if (inline_log(iolog) || diff > LOG_MSEC_SLACK)
d454a205
JA		 2450 return diff;
2451 }
b8bc8cba 2452
8355119b 2453 __add_stat_to_log(iolog, ddir, elapsed, td->o.log_max != 0);
b8bc8cba 2454
8355119b 2455 iolog->avg_last[ddir] = elapsed - (this_window - iolog->avg_msec);
d454a205 2456 return iolog->avg_msec;
99007068 2457}
6eaf09d6 2458
a47591e4 2459void finalize_logs(struct thread_data *td, bool unit_logs)
99007068
PO		 2460{
2461 unsigned long elapsed;
6eaf09d6 2462
99007068 2463 elapsed = mtime_since_now(&td->epoch);
b8bc8cba 2464
a47591e4 2465 if (td->clat_log && unit_logs)
e6989e10 2466 _add_stat_to_log(td->clat_log, elapsed, td->o.log_max != 0);
a47591e4 2467 if (td->slat_log && unit_logs)
e6989e10 2468 _add_stat_to_log(td->slat_log, elapsed, td->o.log_max != 0);
a47591e4 2469 if (td->lat_log && unit_logs)
e6989e10 2470 _add_stat_to_log(td->lat_log, elapsed, td->o.log_max != 0);
a47591e4 2471 if (td->bw_log && (unit_logs == per_unit_log(td->bw_log)))
e6989e10 2472 _add_stat_to_log(td->bw_log, elapsed, td->o.log_max != 0);
a47591e4 2473 if (td->iops_log && (unit_logs == per_unit_log(td->iops_log)))
e6989e10 2474 _add_stat_to_log(td->iops_log, elapsed, td->o.log_max != 0);
bb3884d8
JA		 2475}
2476
5fff9543 2477void add_agg_sample(union io_sample_data data, enum fio_ddir ddir, unsigned long long bs)
bb3884d8 2478{
ff58fced 2479 struct io_log *iolog;
bb3884d8 2480
ff58fced
JA		 2481 if (!ddir_rw(ddir))
2482 return;
2483
2484 iolog = agg_io_log[ddir];
af2fde19 2485 __add_log_sample(iolog, data, ddir, bs, mtime_since_genesis(), 0);
bb3884d8
JA		 2486}
2487
b2b3eefe
JA		 2488void add_sync_clat_sample(struct thread_stat *ts, unsigned long long nsec)
2489{
2490 unsigned int idx = plat_val_to_idx(nsec);
2491 assert(idx < FIO_IO_U_PLAT_NR);
2492
2493 ts->io_u_sync_plat[idx]++;
2494 add_stat_sample(&ts->sync_stat, nsec);
2495}
2496
83349190 2497static void add_clat_percentile_sample(struct thread_stat *ts,
d6bb626e 2498 unsigned long long nsec, enum fio_ddir ddir)
83349190 2499{
d6bb626e 2500 unsigned int idx = plat_val_to_idx(nsec);
83349190
YH		 2501 assert(idx < FIO_IO_U_PLAT_NR);
2502
2503 ts->io_u_plat[ddir][idx]++;
2504}
2505
1e97cce9 2506void add_clat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543
JF		 2507 unsigned long long nsec, unsigned long long bs,
2508 uint64_t offset)
3c39a379 2509{
26b3a188 2510 const bool needs_lock = td_async_processing(td);
1e613c9c 2511 unsigned long elapsed, this_window;
756867bd 2512 struct thread_stat *ts = &td->ts;
1e613c9c 2513 struct io_log *iolog = td->clat_hist_log;
079ad09b 2514
26b3a188
JA		 2515 if (needs_lock)
2516 __td_io_u_lock(td);
75dc383e 2517
d6bb626e 2518 add_stat_sample(&ts->clat_stat[ddir], nsec);
3c39a379 2519
7b9f733a 2520 if (td->clat_log)
d6bb626e 2521 add_log_sample(td, td->clat_log, sample_val(nsec), ddir, bs,
af2fde19 2522 offset);
83349190
YH		 2523
2524 if (ts->clat_percentiles)
d6bb626e 2525 add_clat_percentile_sample(ts, nsec, ddir);
75dc383e 2526
1e613c9c 2527 if (iolog && iolog->hist_msec) {
93168285
JA		 2528 struct io_hist *hw = &iolog->hist_window[ddir];
2529
2530 hw->samples++;
1e613c9c 2531 elapsed = mtime_since_now(&td->epoch);
93168285 2532 if (!hw->hist_last)
1e613c9c
KC		 2533 hw->hist_last = elapsed;
2534 this_window = elapsed - hw->hist_last;
2535
2536 if (this_window >= iolog->hist_msec) {
6cc0e5aa 2537 uint64_t *io_u_plat;
65a4d15c 2538 struct io_u_plat_entry *dst;
93168285 2539
1e613c9c 2540 /*
93168285
JA		 2541 * Make a byte-for-byte copy of the latency histogram
2542 * stored in td->ts.io_u_plat[ddir], recording it in a
2543 * log sample. Note that the matching call to free() is
2544 * located in iolog.c after printing this sample to the
2545 * log file.
1e613c9c 2546 */
6cc0e5aa 2547 io_u_plat = (uint64_t *) td->ts.io_u_plat[ddir];
65a4d15c
KC		 2548 dst = malloc(sizeof(struct io_u_plat_entry));
2549 memcpy(&(dst->io_u_plat), io_u_plat,
93168285 2550 FIO_IO_U_PLAT_NR * sizeof(unsigned int));
d730bc58 2551 flist_add(&dst->list, &hw->list);
af2fde19 2552 __add_log_sample(iolog, sample_plat(dst), ddir, bs,
93168285 2553 elapsed, offset);
1e613c9c
KC		 2554
2555 /*
93168285
JA		 2556 * Update the last time we recorded as being now, minus
2557 * any drift in time we encountered before actually
2558 * making the record.
1e613c9c
KC		 2559 */
2560 hw->hist_last = elapsed - (this_window - iolog->hist_msec);
2561 hw->samples = 0;
2562 }
2563 }
2564
26b3a188
JA		 2565 if (needs_lock)
2566 __td_io_u_unlock(td);
3c39a379
JA		 2567}
2568
1e97cce9 2569void add_slat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 2570 unsigned long usec, unsigned long long bs, uint64_t offset)
3c39a379 2571{
26b3a188 2572 const bool needs_lock = td_async_processing(td);
756867bd 2573 struct thread_stat *ts = &td->ts;
079ad09b 2574
ff58fced
JA		 2575 if (!ddir_rw(ddir))
2576 return;
2577
26b3a188
JA		 2578 if (needs_lock)
2579 __td_io_u_lock(td);
75dc383e 2580
d85f5118 2581 add_stat_sample(&ts->slat_stat[ddir], usec);
3c39a379 2582
7b9f733a 2583 if (td->slat_log)
af2fde19 2584 add_log_sample(td, td->slat_log, sample_val(usec), ddir, bs, offset);
75dc383e 2585
26b3a188
JA		 2586 if (needs_lock)
2587 __td_io_u_unlock(td);
3c39a379
JA		 2588}
2589
02af0988 2590void add_lat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543
JF		 2591 unsigned long long nsec, unsigned long long bs,
2592 uint64_t offset)
02af0988 2593{
26b3a188 2594 const bool needs_lock = td_async_processing(td);
02af0988
JA		 2595 struct thread_stat *ts = &td->ts;
2596
ff58fced
JA		 2597 if (!ddir_rw(ddir))
2598 return;
2599
26b3a188
JA		 2600 if (needs_lock)
2601 __td_io_u_lock(td);
75dc383e 2602
d6bb626e 2603 add_stat_sample(&ts->lat_stat[ddir], nsec);
02af0988 2604
7b9f733a 2605 if (td->lat_log)
d6bb626e 2606 add_log_sample(td, td->lat_log, sample_val(nsec), ddir, bs,
af2fde19 2607 offset);
75dc383e 2608
b599759b
JA		 2609 if (ts->lat_percentiles)
2610 add_clat_percentile_sample(ts, nsec, ddir);
2611
26b3a188
JA		 2612 if (needs_lock)
2613 __td_io_u_unlock(td);
02af0988
JA		 2614}
2615
a47591e4 2616void add_bw_sample(struct thread_data *td, struct io_u *io_u,
d6bb626e 2617 unsigned int bytes, unsigned long long spent)
a47591e4 2618{
26b3a188 2619 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 2620 struct thread_stat *ts = &td->ts;
2621 unsigned long rate;
2622
2623 if (spent)
d6bb626e 2624 rate = (unsigned long) (bytes * 1000000ULL / spent);
a47591e4
JA		 2625 else
2626 rate = 0;
2627
26b3a188
JA		 2628 if (needs_lock)
2629 __td_io_u_lock(td);
a47591e4
JA		 2630
2631 add_stat_sample(&ts->bw_stat[io_u->ddir], rate);
2632
2633 if (td->bw_log)
af2fde19
SW		 2634 add_log_sample(td, td->bw_log, sample_val(rate), io_u->ddir,
2635 bytes, io_u->offset);
a47591e4
JA		 2636
2637 td->stat_io_bytes[io_u->ddir] = td->this_io_bytes[io_u->ddir];
26b3a188
JA		 2638
2639 if (needs_lock)
2640 __td_io_u_unlock(td);
a47591e4
JA		 2641}
2642
8b6a404c
VF		 2643static int __add_samples(struct thread_data *td, struct timespec *parent_tv,
2644 struct timespec *t, unsigned int avg_time,
4843277a
JA		 2645 uint64_t *this_io_bytes, uint64_t *stat_io_bytes,
2646 struct io_stat *stat, struct io_log *log,
2647 bool is_kb)
3c39a379 2648{
26b3a188 2649 const bool needs_lock = td_async_processing(td);
ff58fced 2650 unsigned long spent, rate;
a47591e4 2651 enum fio_ddir ddir;
674456bf 2652 unsigned long next, next_log;
d454a205 2653
4843277a 2654 next_log = avg_time;
ff58fced 2655
4843277a
JA		 2656 spent = mtime_since(parent_tv, t);
2657 if (spent < avg_time && avg_time - spent >= LOG_MSEC_SLACK)
2658 return avg_time - spent;
9602d8df 2659
26b3a188
JA		 2660 if (needs_lock)
2661 __td_io_u_lock(td);
a9da8ab2 2662
9602d8df 2663 /*
5daa4ebe
JC		 2664 * Compute both read and write rates for the interval.
2665 */
c1f50f76 2666 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
5daa4ebe
JC		 2667 uint64_t delta;
2668
4843277a 2669 delta = this_io_bytes[ddir] - stat_io_bytes[ddir];
5daa4ebe
JC		 2670 if (!delta)
2671 continue; /* No entries for interval */
3c39a379 2672
4843277a
JA		 2673 if (spent) {
2674 if (is_kb)
2675 rate = delta * 1000 / spent / 1024; /* KiB/s */
2676 else
2677 rate = (delta * 1000) / spent;
2678 } else
0956264f
JA		 2679 rate = 0;
2680
4843277a 2681 add_stat_sample(&stat[ddir], rate);
3c39a379 2682
37181709 2683 if (log) {
5fff9543 2684 unsigned long long bs = 0;
66b98c9f
JA		 2685
2686 if (td->o.min_bs[ddir] == td->o.max_bs[ddir])
2687 bs = td->o.min_bs[ddir];
2688
4843277a 2689 next = add_log_sample(td, log, sample_val(rate), ddir, bs, 0);
d454a205 2690 next_log = min(next_log, next);
66b98c9f 2691 }
5daa4ebe 2692
4843277a 2693 stat_io_bytes[ddir] = this_io_bytes[ddir];
5daa4ebe 2694 }
3c39a379 2695
8b6a404c 2696 timespec_add_msec(parent_tv, avg_time);
a47591e4 2697
26b3a188
JA		 2698 if (needs_lock)
2699 __td_io_u_unlock(td);
a47591e4 2700
4843277a
JA		 2701 if (spent <= avg_time)
2702 next = avg_time;
306fea38 2703 else
4843277a 2704 next = avg_time - (1 + spent - avg_time);
a47591e4 2705
d454a205 2706 return min(next, next_log);
a47591e4
JA		 2707}
2708
8b6a404c 2709static int add_bw_samples(struct thread_data *td, struct timespec *t)
4843277a
JA		 2710{
2711 return __add_samples(td, &td->bw_sample_time, t, td->o.bw_avg_time,
2712 td->this_io_bytes, td->stat_io_bytes,
2713 td->ts.bw_stat, td->bw_log, true);
2714}
2715
a47591e4
JA		 2716void add_iops_sample(struct thread_data *td, struct io_u *io_u,
2717 unsigned int bytes)
2718{
26b3a188 2719 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 2720 struct thread_stat *ts = &td->ts;
2721
26b3a188
JA		 2722 if (needs_lock)
2723 __td_io_u_lock(td);
a47591e4
JA		 2724
2725 add_stat_sample(&ts->iops_stat[io_u->ddir], 1);
2726
2727 if (td->iops_log)
af2fde19
SW		 2728 add_log_sample(td, td->iops_log, sample_val(1), io_u->ddir,
2729 bytes, io_u->offset);
a47591e4
JA		 2730
2731 td->stat_io_blocks[io_u->ddir] = td->this_io_blocks[io_u->ddir];
26b3a188
JA		 2732
2733 if (needs_lock)
2734 __td_io_u_unlock(td);
3c39a379 2735}
c8eeb9df 2736
8b6a404c 2737static int add_iops_samples(struct thread_data *td, struct timespec *t)
c8eeb9df 2738{
4843277a
JA		 2739 return __add_samples(td, &td->iops_sample_time, t, td->o.iops_avg_time,
2740 td->this_io_blocks, td->stat_io_blocks,
2741 td->ts.iops_stat, td->iops_log, false);
a47591e4
JA		 2742}
2743
2744/*
2745 * Returns msecs to next event
2746 */
2747int calc_log_samples(void)
2748{
2749 struct thread_data *td;
2750 unsigned int next = ~0U, tmp;
8b6a404c 2751 struct timespec now;
a47591e4
JA		 2752 int i;
2753
2754 fio_gettime(&now, NULL);
2755
2756 for_each_td(td, i) {
8243be59
JA		 2757 if (!td->o.stats)
2758 continue;
6a89b401 2759 if (in_ramp_time(td) ||
a47591e4
JA		 2760 !(td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING)) {
2761 next = min(td->o.iops_avg_time, td->o.bw_avg_time);
2762 continue;
2763 }
37181709
AH		 2764 if (!td->bw_log ||
2765 (td->bw_log && !per_unit_log(td->bw_log))) {
a47591e4
JA		 2766 tmp = add_bw_samples(td, &now);
2767 if (tmp < next)
2768 next = tmp;
2769 }
37181709
AH		 2770 if (!td->iops_log ||
2771 (td->iops_log && !per_unit_log(td->iops_log))) {
a47591e4
JA		 2772 tmp = add_iops_samples(td, &now);
2773 if (tmp < next)
2774 next = tmp;
2775 }
2776 }
2777
2778 return next == ~0U ? 0 : next;
c8eeb9df 2779}
cef9175e
JA		 2780
2781void stat_init(void)
2782{
971caeb1 2783 stat_sem = fio_sem_init(FIO_SEM_UNLOCKED);
cef9175e
JA		 2784}
2785
2786void stat_exit(void)
2787{
2788 /*
2789 * When we have the mutex, we know out-of-band access to it
2790 * have ended.
2791 */
971caeb1
BVA		 2792 fio_sem_down(stat_sem);
2793 fio_sem_remove(stat_sem);
cef9175e 2794}
b2ee7647 2795
b2ee7647
JA		 2796/*
2797 * Called from signal handler. Wake up status thread.
2798 */
2799void show_running_run_stats(void)
2800{
a47591e4 2801 helper_do_stat();
b2ee7647 2802}
66347cfa
DE		 2803
2804uint32_t *io_u_block_info(struct thread_data *td, struct io_u *io_u)
2805{
2806 /* Ignore io_u's which span multiple blocks--they will just get
2807 * inaccurate counts. */
2808 int idx = (io_u->offset - io_u->file->file_offset)
2809 / td->o.bs[DDIR_TRIM];
2810 uint32_t *info = &td->ts.block_infos[idx];
2811 assert(idx < td->ts.nr_block_infos);
2812 return info;
2813}
fio - Flexible IO Tester