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stat: eliminate extra log samples
[fio.git] / stat.c
CommitLineData
3c39a379
JA		 1#include <stdio.h>
2#include <string.h>
3#include <sys/time.h>
5c4e1dbc 4#include <sys/stat.h>
3c39a379
JA		 5#include <math.h>
6
7#include "fio.h"
7c9b1bce 8#include "diskutil.h"
c7c6cb4c 9#include "lib/ieee754.h"
cc372b17 10#include "json.h"
44404c5a 11#include "lib/getrusage.h"
f2a2ce0e 12#include "idletime.h"
0f38bbef 13#include "lib/pow2.h"
a666cab8 14#include "lib/output_buffer.h"
a39fb9ea 15#include "helper_thread.h"
90d2d53f 16#include "smalloc.h"
fd5d733f 17#include "zbd.h"
f5bff36e 18#include "oslib/asprintf.h"
3c39a379 19
674456bf 20#define LOG_MSEC_SLACK 1
d454a205 21
971caeb1 22struct fio_sem *stat_sem;
cef9175e 23
210dd0fc
JA		 24void clear_rusage_stat(struct thread_data *td)
25{
26 struct thread_stat *ts = &td->ts;
27
28 fio_getrusage(&td->ru_start);
29 ts->usr_time = ts->sys_time = 0;
30 ts->ctx = 0;
31 ts->minf = ts->majf = 0;
32}
33
3c39a379
JA		 34void update_rusage_stat(struct thread_data *td)
35{
756867bd 36 struct thread_stat *ts = &td->ts;
3c39a379 37
44404c5a 38 fio_getrusage(&td->ru_end);
8b6a404c 39 ts->usr_time += mtime_since_tv(&td->ru_start.ru_utime,
c8aaba19 40 &td->ru_end.ru_utime);
8b6a404c 41 ts->sys_time += mtime_since_tv(&td->ru_start.ru_stime,
c8aaba19
JA		 42 &td->ru_end.ru_stime);
43 ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw
44 - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw);
45 ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt;
46 ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt;
5ec10eaa 47
c8aaba19 48 memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end));
3c39a379
JA		 49}
50
83349190
YH		 51/*
52 * Given a latency, return the index of the corresponding bucket in
53 * the structure tracking percentiles.
54 *
55 * (1) find the group (and error bits) that the value (latency)
56 * belongs to by looking at its MSB. (2) find the bucket number in the
57 * group by looking at the index bits.
58 *
59 */
d6bb626e 60static unsigned int plat_val_to_idx(unsigned long long val)
83349190
YH		 61{
62 unsigned int msb, error_bits, base, offset, idx;
63
64 /* Find MSB starting from bit 0 */
65 if (val == 0)
66 msb = 0;
67 else
d6bb626e 68 msb = (sizeof(val)*8) - __builtin_clzll(val) - 1;
83349190 69
716050f2
JA		 70 /*
71 * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
72 * all bits of the sample as index
73 */
83349190
YH		 74 if (msb <= FIO_IO_U_PLAT_BITS)
75 return val;
76
77 /* Compute the number of error bits to discard*/
78 error_bits = msb - FIO_IO_U_PLAT_BITS;
79
80 /* Compute the number of buckets before the group */
81 base = (error_bits + 1) << FIO_IO_U_PLAT_BITS;
82
716050f2
JA		 83 /*
84 * Discard the error bits and apply the mask to find the
3c3ed070 85 * index for the buckets in the group
716050f2 86 */
83349190
YH		 87 offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits);
88
89 /* Make sure the index does not exceed (array size - 1) */
3c3ed070 90 idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1) ?
83349190
YH		 91 (base + offset) : (FIO_IO_U_PLAT_NR - 1);
92
93 return idx;
94}
95
96/*
97 * Convert the given index of the bucket array to the value
98 * represented by the bucket
99 */
129e4193 100static unsigned long long plat_idx_to_val(unsigned int idx)
83349190 101{
c8b44cfa
RL		 102 unsigned int error_bits;
103 unsigned long long k, base;
83349190
YH		 104
105 assert(idx < FIO_IO_U_PLAT_NR);
106
107 /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
108 * all bits of the sample as index */
3c3ed070 109 if (idx < (FIO_IO_U_PLAT_VAL << 1))
83349190
YH		 110 return idx;
111
112 /* Find the group and compute the minimum value of that group */
3c3ed070 113 error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1;
c8b44cfa 114 base = ((unsigned long long) 1) << (error_bits + FIO_IO_U_PLAT_BITS);
83349190
YH		 115
116 /* Find its bucket number of the group */
117 k = idx % FIO_IO_U_PLAT_VAL;
118
119 /* Return the mean of the range of the bucket */
120 return base + ((k + 0.5) * (1 << error_bits));
121}
122
123static int double_cmp(const void *a, const void *b)
124{
802ad4a8
JA		 125 const fio_fp64_t fa = *(const fio_fp64_t *) a;
126 const fio_fp64_t fb = *(const fio_fp64_t *) b;
83349190
YH		 127 int cmp = 0;
128
802ad4a8 129 if (fa.u.f > fb.u.f)
83349190 130 cmp = 1;
802ad4a8 131 else if (fa.u.f < fb.u.f)
83349190
YH		 132 cmp = -1;
133
134 return cmp;
135}
136
6cc0e5aa 137unsigned int calc_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
d6bb626e
VF		 138 fio_fp64_t *plist, unsigned long long **output,
139 unsigned long long *maxv, unsigned long long *minv)
83349190 140{
447b94e1 141 unsigned long long sum = 0;
1db92cb6 142 unsigned int len, i, j = 0;
d6bb626e 143 unsigned long long *ovals = NULL;
8985b491 144 bool is_last;
1db92cb6 145
d6bb626e 146 *minv = -1ULL;
1db92cb6 147 *maxv = 0;
83349190 148
802ad4a8
JA		 149 len = 0;
150 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
151 len++;
716050f2 152
351de8de 153 if (!len)
1db92cb6 154 return 0;
351de8de 155
716050f2 156 /*
802ad4a8
JA		 157 * Sort the percentile list. Note that it may already be sorted if
158 * we are using the default values, but since it's a short list this
159 * isn't a worry. Also note that this does not work for NaN values.
716050f2 160 */
802ad4a8 161 if (len > 1)
68e0dc1a 162 qsort(plist, len, sizeof(plist[0]), double_cmp);
83349190 163
5d89c625
VF		 164 ovals = malloc(len * sizeof(*ovals));
165 if (!ovals)
166 return 0;
167
4f6f8298
JA		 168 /*
169 * Calculate bucket values, note down max and min values
170 */
8985b491 171 is_last = false;
07511a63 172 for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) {
83349190 173 sum += io_u_plat[i];
298d751e 174 while (sum >= ((long double) plist[j].u.f / 100.0 * nr)) {
802ad4a8 175 assert(plist[j].u.f <= 100.0);
83349190 176
4f6f8298 177 ovals[j] = plat_idx_to_val(i);
1db92cb6
JA		 178 if (ovals[j] < *minv)
179 *minv = ovals[j];
180 if (ovals[j] > *maxv)
181 *maxv = ovals[j];
07511a63 182
8985b491 183 is_last = (j == len - 1) != 0;
07511a63
JA		 184 if (is_last)
185 break;
186
4f6f8298
JA		 187 j++;
188 }
189 }
83349190 190
298d751e
VF		 191 if (!is_last)
192 log_err("fio: error calculating latency percentiles\n");
193
1db92cb6
JA		 194 *output = ovals;
195 return len;
196}
197
198/*
199 * Find and display the p-th percentile of clat
200 */
6cc0e5aa 201static void show_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
a666cab8 202 fio_fp64_t *plist, unsigned int precision,
b2b3eefe 203 const char *pre, struct buf_output *out)
1db92cb6 204{
d6bb626e
VF		 205 unsigned int divisor, len, i, j = 0;
206 unsigned long long minv, maxv;
207 unsigned long long *ovals;
8985b491 208 int per_line, scale_down, time_width;
8985b491 209 bool is_last;
eef02441 210 char fmt[32];
1db92cb6
JA		 211
212 len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv);
b2b3eefe 213 if (!len || !ovals)
1db92cb6
JA		 214 goto out;
215
4f6f8298 216 /*
d6bb626e
VF		 217 * We default to nsecs, but if the value range is such that we
218 * should scale down to usecs or msecs, do that.
4f6f8298 219 */
d6bb626e
VF		 220 if (minv > 2000000 && maxv > 99999999ULL) {
221 scale_down = 2;
222 divisor = 1000000;
b599759b 223 log_buf(out, " %s percentiles (msec):\n |", pre);
d6bb626e
VF		 224 } else if (minv > 2000 && maxv > 99999) {
225 scale_down = 1;
226 divisor = 1000;
b599759b 227 log_buf(out, " %s percentiles (usec):\n |", pre);
4f6f8298
JA		 228 } else {
229 scale_down = 0;
d6bb626e 230 divisor = 1;
b599759b 231 log_buf(out, " %s percentiles (nsec):\n |", pre);
4f6f8298 232 }
83349190 233
619adf9c 234
d6bb626e 235 time_width = max(5, (int) (log10(maxv / divisor) + 1));
74558486
JA		 236 snprintf(fmt, sizeof(fmt), " %%%u.%ufth=[%%%dllu]%%c", precision + 3,
237 precision, time_width);
238 /* fmt will be something like " %5.2fth=[%4llu]%c" */
d6bb626e 239 per_line = (80 - 7) / (precision + 10 + time_width);
81ab0b3a 240
d6bb626e 241 for (j = 0; j < len; j++) {
4f6f8298 242 /* for formatting */
eef02441 243 if (j != 0 && (j % per_line) == 0)
a666cab8 244 log_buf(out, " |");
83349190 245
4f6f8298 246 /* end of the list */
8985b491 247 is_last = (j == len - 1) != 0;
83349190 248
d6bb626e 249 for (i = 0; i < scale_down; i++)
4f6f8298
JA		 250 ovals[j] = (ovals[j] + 999) / 1000;
251
d6bb626e 252 log_buf(out, fmt, plist[j].u.f, ovals[j], is_last ? '\n' : ',');
4f6f8298
JA		 253
254 if (is_last)
255 break;
256
eef02441 257 if ((j % per_line) == per_line - 1) /* for formatting */
a666cab8 258 log_buf(out, "\n");
83349190 259 }
4f6f8298 260
1db92cb6 261out:
283feb79 262 free(ovals);
83349190
YH		 263}
264
74558486
JA		 265bool calc_lat(struct io_stat *is, unsigned long long *min,
266 unsigned long long *max, double *mean, double *dev)
3c39a379 267{
ee0ccb79 268 double n = (double) is->samples;
3c39a379 269
ee0ccb79 270 if (n == 0)
8aa89d70 271 return false;
3c39a379
JA		 272
273 *min = is->min_val;
274 *max = is->max_val;
802ad4a8 275 *mean = is->mean.u.f;
e6d276f2 276
68704084 277 if (n > 1.0)
802ad4a8 278 *dev = sqrt(is->S.u.f / (n - 1.0));
ef9c5c40 279 else
4b43f54e 280 *dev = 0;
ef9c5c40 281
8aa89d70 282 return true;
3c39a379
JA		 283}
284
a666cab8 285void show_group_stats(struct group_run_stats *rs, struct buf_output *out)
3c39a379 286{
d694a6a7
RE		 287 char *io, *agg, *min, *max;
288 char *ioalt, *aggalt, *minalt, *maxalt;
42da5c8b 289 const char *str[] = { " READ", " WRITE" , " TRIM"};
dbe1125e
JA		 290 int i;
291
a666cab8 292 log_buf(out, "\nRun status group %d (all jobs):\n", rs->groupid);
3c39a379 293
6eaf09d6 294 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
90fef2d1
JA		 295 const int i2p = is_power_of_2(rs->kb_base);
296
dbe1125e
JA		 297 if (!rs->max_run[i])
298 continue;
299
e883cb35
JF		 300 io = num2str(rs->iobytes[i], rs->sig_figs, 1, i2p, N2S_BYTE);
301 ioalt = num2str(rs->iobytes[i], rs->sig_figs, 1, !i2p, N2S_BYTE);
302 agg = num2str(rs->agg[i], rs->sig_figs, 1, i2p, rs->unit_base);
303 aggalt = num2str(rs->agg[i], rs->sig_figs, 1, !i2p, rs->unit_base);
304 min = num2str(rs->min_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
305 minalt = num2str(rs->min_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
306 max = num2str(rs->max_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
307 maxalt = num2str(rs->max_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
d694a6a7 308 log_buf(out, "%s: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
42da5c8b 309 rs->unified_rw_rep ? " MIXED" : str[i],
d694a6a7 310 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
4e0a8fa2
JA		 311 (unsigned long long) rs->min_run[i],
312 (unsigned long long) rs->max_run[i]);
dbe1125e 313
d694a6a7
RE		 314 free(io);
315 free(agg);
316 free(min);
317 free(max);
318 free(ioalt);
319 free(aggalt);
320 free(minalt);
321 free(maxalt);
dbe1125e 322 }
3c39a379
JA		 323}
324
6cc0e5aa 325void stat_calc_dist(uint64_t *map, unsigned long total, double *io_u_dist)
2270890c
JA		 326{
327 int i;
328
329 /*
330 * Do depth distribution calculations
331 */
332 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
838bc709
JA		 333 if (total) {
334 io_u_dist[i] = (double) map[i] / (double) total;
335 io_u_dist[i] *= 100.0;
336 if (io_u_dist[i] < 0.1 && map[i])
337 io_u_dist[i] = 0.1;
338 } else
339 io_u_dist[i] = 0.0;
2270890c
JA		 340 }
341}
342
04a0feae 343static void stat_calc_lat(struct thread_stat *ts, double *dst,
6cc0e5aa 344 uint64_t *src, int nr)
2270890c 345{
d79db122 346 unsigned long total = ddir_rw_sum(ts->total_io_u);
2270890c
JA		 347 int i;
348
349 /*
350 * Do latency distribution calculations
351 */
04a0feae 352 for (i = 0; i < nr; i++) {
838bc709
JA		 353 if (total) {
354 dst[i] = (double) src[i] / (double) total;
355 dst[i] *= 100.0;
356 if (dst[i] < 0.01 && src[i])
357 dst[i] = 0.01;
358 } else
359 dst[i] = 0.0;
2270890c
JA		 360 }
361}
362
247823cc
VF		 363/*
364 * To keep the terse format unaltered, add all of the ns latency
365 * buckets to the first us latency bucket
366 */
52e4c651 367static void stat_calc_lat_nu(struct thread_stat *ts, double *io_u_lat_u)
247823cc
VF		 368{
369 unsigned long ntotal = 0, total = ddir_rw_sum(ts->total_io_u);
370 int i;
371
372 stat_calc_lat(ts, io_u_lat_u, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
373
374 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
375 ntotal += ts->io_u_lat_n[i];
376
377 io_u_lat_u[0] += 100.0 * (double) ntotal / (double) total;
378}
379
d6bb626e
VF		 380void stat_calc_lat_n(struct thread_stat *ts, double *io_u_lat)
381{
382 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_n, FIO_IO_U_LAT_N_NR);
383}
384
e5bd1347 385void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 386{
387 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
388}
389
e5bd1347 390void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 391{
392 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR);
393}
394
74558486
JA		 395static void display_lat(const char *name, unsigned long long min,
396 unsigned long long max, double mean, double dev,
397 struct buf_output *out)
ea2accc5 398{
d6bb626e 399 const char *base = "(nsec)";
b29ad562 400 char *minp, *maxp;
ea2accc5 401
d6bb626e 402 if (nsec_to_msec(&min, &max, &mean, &dev))
b29ad562 403 base = "(msec)";
d6bb626e
VF		 404 else if (nsec_to_usec(&min, &max, &mean, &dev))
405 base = "(usec)";
b29ad562 406
d694a6a7
RE		 407 minp = num2str(min, 6, 1, 0, N2S_NONE);
408 maxp = num2str(max, 6, 1, 0, N2S_NONE);
b29ad562 409
a666cab8 410 log_buf(out, " %s %s: min=%s, max=%s, avg=%5.02f,"
b29ad562
JA		 411 " stdev=%5.02f\n", name, base, minp, maxp, mean, dev);
412
413 free(minp);
414 free(maxp);
ea2accc5
JA		 415}
416
756867bd 417static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
a666cab8 418 int ddir, struct buf_output *out)
3c39a379 419{
d6bb626e
VF		 420 unsigned long runt;
421 unsigned long long min, max, bw, iops;
3c39a379 422 double mean, dev;
96563db9 423 char *io_p, *bw_p, *bw_p_alt, *iops_p, *post_st = NULL;
90fef2d1 424 int i2p;
3c39a379 425
b2b3eefe
JA		 426 if (ddir_sync(ddir)) {
427 if (calc_lat(&ts->sync_stat, &min, &max, &mean, &dev)) {
428 log_buf(out, " %s:\n", "fsync/fdatasync/sync_file_range");
425d3e0e 429 display_lat(io_ddir_name(ddir), min, max, mean, dev, out);
b2b3eefe
JA		 430 show_clat_percentiles(ts->io_u_sync_plat,
431 ts->sync_stat.samples,
432 ts->percentile_list,
433 ts->percentile_precision,
425d3e0e 434 io_ddir_name(ddir), out);
b2b3eefe
JA		 435 }
436 return;
437 }
438
ff58fced
JA		 439 assert(ddir_rw(ddir));
440
756867bd 441 if (!ts->runtime[ddir])
3c39a379
JA		 442 return;
443
90fef2d1 444 i2p = is_power_of_2(rs->kb_base);
8879fd15
JA		 445 runt = ts->runtime[ddir];
446
447 bw = (1000 * ts->io_bytes[ddir]) / runt;
e883cb35
JF		 448 io_p = num2str(ts->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
449 bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
450 bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
8879fd15 451
0aacc50c 452 iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt;
e883cb35 453 iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
fd5d733f 454 if (ddir == DDIR_WRITE)
96563db9
JA		 455 post_st = zbd_write_status(ts);
456 else if (ddir == DDIR_READ && ts->cachehit && ts->cachemiss) {
457 uint64_t total;
458 double hit;
459
460 total = ts->cachehit + ts->cachemiss;
461 hit = (double) ts->cachehit / (double) total;
462 hit *= 100.0;
463 if (asprintf(&post_st, "; Cachehit=%0.2f%%", hit) < 0)
464 post_st = NULL;
465 }
dbe1125e 466
fd5d733f 467 log_buf(out, " %s: IOPS=%s, BW=%s (%s)(%s/%llumsec)%s\n",
425d3e0e 468 rs->unified_rw_rep ? "mixed" : io_ddir_name(ddir),
d694a6a7 469 iops_p, bw_p, bw_p_alt, io_p,
fd5d733f 470 (unsigned long long) ts->runtime[ddir],
96563db9 471 post_st ? : "");
dbe1125e 472
96563db9 473 free(post_st);
dbe1125e
JA		 474 free(io_p);
475 free(bw_p);
d694a6a7 476 free(bw_p_alt);
b3605062 477 free(iops_p);
3c39a379 478
b29ad562 479 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 480 display_lat("slat", min, max, mean, dev, out);
b29ad562 481 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 482 display_lat("clat", min, max, mean, dev, out);
b29ad562 483 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 484 display_lat(" lat", min, max, mean, dev, out);
2e86a90c
VF		 485 if (calc_lat(&ts->clat_high_prio_stat[ddir], &min, &max, &mean, &dev)) {
486 display_lat(ts->lat_percentiles ? "high prio_lat" : "high prio_clat",
38ec5c51 487 min, max, mean, dev, out);
2e86a90c
VF		 488 if (calc_lat(&ts->clat_low_prio_stat[ddir], &min, &max, &mean, &dev))
489 display_lat(ts->lat_percentiles ? "low prio_lat" : "low prio_clat",
490 min, max, mean, dev, out);
491 }
02af0988 492
56440e63
VF		 493 if (ts->slat_percentiles && ts->slat_stat[ddir].samples > 0)
494 show_clat_percentiles(ts->io_u_plat[FIO_SLAT][ddir],
495 ts->slat_stat[ddir].samples,
496 ts->percentile_list,
497 ts->percentile_precision, "slat", out);
498 if (ts->clat_percentiles && ts->clat_stat[ddir].samples > 0)
499 show_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
500 ts->clat_stat[ddir].samples,
501 ts->percentile_list,
502 ts->percentile_precision, "clat", out);
503 if (ts->lat_percentiles && ts->lat_stat[ddir].samples > 0)
504 show_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
505 ts->lat_stat[ddir].samples,
506 ts->percentile_list,
507 ts->percentile_precision, "lat", out);
508
b599759b 509 if (ts->clat_percentiles || ts->lat_percentiles) {
38ec5c51 510 const char *name = ts->lat_percentiles ? "lat" : "clat";
b2a432bf 511 char prio_name[32];
af1600c1
SW		 512 uint64_t samples;
513
56440e63 514 if (ts->lat_percentiles)
af1600c1 515 samples = ts->lat_stat[ddir].samples;
56440e63
VF		 516 else
517 samples = ts->clat_stat[ddir].samples;
b2a432bf
PC		 518
519 /* Only print this if some high and low priority stats were collected */
520 if (ts->clat_high_prio_stat[ddir].samples > 0 &&
efd78265 521 ts->clat_low_prio_stat[ddir].samples > 0)
b2a432bf
PC		 522 {
523 sprintf(prio_name, "high prio (%.2f%%) %s",
524 100. * (double) ts->clat_high_prio_stat[ddir].samples / (double) samples,
525 name);
526 show_clat_percentiles(ts->io_u_plat_high_prio[ddir],
527 ts->clat_high_prio_stat[ddir].samples,
528 ts->percentile_list,
529 ts->percentile_precision, prio_name, out);
530
531 sprintf(prio_name, "low prio (%.2f%%) %s",
efd78265 532 100. * (double) ts->clat_low_prio_stat[ddir].samples / (double) samples,
b2a432bf 533 name);
efd78265
VF		 534 show_clat_percentiles(ts->io_u_plat_low_prio[ddir],
535 ts->clat_low_prio_stat[ddir].samples,
b2a432bf
PC		 536 ts->percentile_list,
537 ts->percentile_precision, prio_name, out);
538 }
83349190 539 }
56440e63 540
079ad09b 541 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
142c7f2d 542 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
d694a6a7
RE		 543 const char *bw_str;
544
545 if ((rs->unit_base == 1) && i2p)
546 bw_str = "Kibit";
547 else if (rs->unit_base == 1)
548 bw_str = "kbit";
549 else if (i2p)
550 bw_str = "KiB";
551 else
552 bw_str = "kB";
d686990a 553
d1707474
SW		 554 if (rs->agg[ddir]) {
555 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
556 if (p_of_agg > 100.0)
557 p_of_agg = 100.0;
558 }
559
d686990a
SN		 560 if (rs->unit_base == 1) {
561 min *= 8.0;
562 max *= 8.0;
563 mean *= 8.0;
564 dev *= 8.0;
565 }
3c39a379 566
142c7f2d
SN		 567 if (mean > fkb_base * fkb_base) {
568 min /= fkb_base;
569 max /= fkb_base;
570 mean /= fkb_base;
571 dev /= fkb_base;
d694a6a7 572 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
b7017e32
JA		 573 }
574
54c05828 575 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
29eb371b 576 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828
AH		 577 bw_str, min, max, p_of_agg, mean, dev,
578 (&ts->bw_stat[ddir])->samples);
3c39a379 579 }
188b6016 580 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
21ba6606 581 log_buf(out, " iops : min=%5llu, max=%5llu, "
29eb371b 582 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828 583 min, max, mean, dev, (&ts->iops_stat[ddir])->samples);
188b6016 584 }
3c39a379
JA		 585}
586
8985b491
JA		 587static bool show_lat(double *io_u_lat, int nr, const char **ranges,
588 const char *msg, struct buf_output *out)
04a0feae 589{
8985b491
JA		 590 bool new_line = true, shown = false;
591 int i, line = 0;
04a0feae
JA		 592
593 for (i = 0; i < nr; i++) {
594 if (io_u_lat[i] <= 0.0)
595 continue;
8985b491 596 shown = true;
04a0feae 597 if (new_line) {
4539ed73 598 if (line)
a666cab8 599 log_buf(out, "\n");
4a19fcaa 600 log_buf(out, " lat (%s) : ", msg);
8985b491 601 new_line = false;
04a0feae
JA		 602 line = 0;
603 }
604 if (line)
a666cab8
JA		 605 log_buf(out, ", ");
606 log_buf(out, "%s%3.2f%%", ranges[i], io_u_lat[i]);
04a0feae
JA		 607 line++;
608 if (line == 5)
8985b491 609 new_line = true;
04a0feae 610 }
7e1773ba
JA		 611
612 if (shown)
a666cab8 613 log_buf(out, "\n");
7e1773ba 614
8985b491 615 return true;
04a0feae
JA		 616}
617
d6bb626e
VF		 618static void show_lat_n(double *io_u_lat_n, struct buf_output *out)
619{
620 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
621 "250=", "500=", "750=", "1000=", };
622
623 show_lat(io_u_lat_n, FIO_IO_U_LAT_N_NR, ranges, "nsec", out);
624}
625
a666cab8 626static void show_lat_u(double *io_u_lat_u, struct buf_output *out)
04a0feae
JA		 627{
628 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
629 "250=", "500=", "750=", "1000=", };
630
a666cab8 631 show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec", out);
04a0feae
JA		 632}
633
a666cab8 634static void show_lat_m(double *io_u_lat_m, struct buf_output *out)
04a0feae
JA		 635{
636 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
637 "250=", "500=", "750=", "1000=", "2000=",
638 ">=2000=", };
639
a666cab8 640 show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec", out);
04a0feae
JA		 641}
642
a666cab8 643static void show_latencies(struct thread_stat *ts, struct buf_output *out)
04a0feae 644{
d6bb626e 645 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
c551f65a
JA		 646 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
647 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
648
d6bb626e 649 stat_calc_lat_n(ts, io_u_lat_n);
5a18988e
JA		 650 stat_calc_lat_u(ts, io_u_lat_u);
651 stat_calc_lat_m(ts, io_u_lat_m);
652
d6bb626e 653 show_lat_n(io_u_lat_n, out);
a666cab8
JA		 654 show_lat_u(io_u_lat_u, out);
655 show_lat_m(io_u_lat_m, out);
04a0feae
JA		 656}
657
66347cfa
DE		 658static int block_state_category(int block_state)
659{
660 switch (block_state) {
661 case BLOCK_STATE_UNINIT:
662 return 0;
663 case BLOCK_STATE_TRIMMED:
664 case BLOCK_STATE_WRITTEN:
665 return 1;
666 case BLOCK_STATE_WRITE_FAILURE:
667 case BLOCK_STATE_TRIM_FAILURE:
668 return 2;
669 default:
081c2dc3 670 /* Silence compile warning on some BSDs and have a return */
66347cfa 671 assert(0);
07ff5841 672 return -1;
66347cfa
DE		 673 }
674}
675
676static int compare_block_infos(const void *bs1, const void *bs2)
677{
5fff9543
JF		 678 uint64_t block1 = *(uint64_t *)bs1;
679 uint64_t block2 = *(uint64_t *)bs2;
66347cfa
DE		 680 int state1 = BLOCK_INFO_STATE(block1);
681 int state2 = BLOCK_INFO_STATE(block2);
682 int bscat1 = block_state_category(state1);
683 int bscat2 = block_state_category(state2);
684 int cycles1 = BLOCK_INFO_TRIMS(block1);
685 int cycles2 = BLOCK_INFO_TRIMS(block2);
686
687 if (bscat1 < bscat2)
688 return -1;
689 if (bscat1 > bscat2)
690 return 1;
691
692 if (cycles1 < cycles2)
693 return -1;
694 if (cycles1 > cycles2)
695 return 1;
696
697 if (state1 < state2)
698 return -1;
699 if (state1 > state2)
700 return 1;
701
702 assert(block1 == block2);
703 return 0;
704}
705
706static int calc_block_percentiles(int nr_block_infos, uint32_t *block_infos,
707 fio_fp64_t *plist, unsigned int **percentiles,
708 unsigned int *types)
709{
710 int len = 0;
711 int i, nr_uninit;
712
713 qsort(block_infos, nr_block_infos, sizeof(uint32_t), compare_block_infos);
714
715 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
716 len++;
717
718 if (!len)
719 return 0;
720
721 /*
722 * Sort the percentile list. Note that it may already be sorted if
723 * we are using the default values, but since it's a short list this
724 * isn't a worry. Also note that this does not work for NaN values.
725 */
726 if (len > 1)
68e0dc1a 727 qsort(plist, len, sizeof(plist[0]), double_cmp);
66347cfa 728
66347cfa
DE		 729 /* Start only after the uninit entries end */
730 for (nr_uninit = 0;
731 nr_uninit < nr_block_infos
732 && BLOCK_INFO_STATE(block_infos[nr_uninit]) == BLOCK_STATE_UNINIT;
733 nr_uninit ++)
734 ;
735
736 if (nr_uninit == nr_block_infos)
737 return 0;
738
739 *percentiles = calloc(len, sizeof(**percentiles));
740
741 for (i = 0; i < len; i++) {
742 int idx = (plist[i].u.f * (nr_block_infos - nr_uninit) / 100)
743 + nr_uninit;
744 (*percentiles)[i] = BLOCK_INFO_TRIMS(block_infos[idx]);
745 }
746
747 memset(types, 0, sizeof(*types) * BLOCK_STATE_COUNT);
748 for (i = 0; i < nr_block_infos; i++)
749 types[BLOCK_INFO_STATE(block_infos[i])]++;
750
751 return len;
752}
753
754static const char *block_state_names[] = {
755 [BLOCK_STATE_UNINIT] = "unwritten",
756 [BLOCK_STATE_TRIMMED] = "trimmed",
757 [BLOCK_STATE_WRITTEN] = "written",
758 [BLOCK_STATE_TRIM_FAILURE] = "trim failure",
759 [BLOCK_STATE_WRITE_FAILURE] = "write failure",
760};
761
762static void show_block_infos(int nr_block_infos, uint32_t *block_infos,
a666cab8 763 fio_fp64_t *plist, struct buf_output *out)
66347cfa
DE		 764{
765 int len, pos, i;
766 unsigned int *percentiles = NULL;
767 unsigned int block_state_counts[BLOCK_STATE_COUNT];
768
769 len = calc_block_percentiles(nr_block_infos, block_infos, plist,
770 &percentiles, block_state_counts);
771
a666cab8 772 log_buf(out, " block lifetime percentiles :\n |");
66347cfa
DE		 773 pos = 0;
774 for (i = 0; i < len; i++) {
775 uint32_t block_info = percentiles[i];
776#define LINE_LENGTH 75
777 char str[LINE_LENGTH];
778 int strln = snprintf(str, LINE_LENGTH, " %3.2fth=%u%c",
779 plist[i].u.f, block_info,
780 i == len - 1 ? '\n' : ',');
781 assert(strln < LINE_LENGTH);
782 if (pos + strln > LINE_LENGTH) {
783 pos = 0;
a666cab8 784 log_buf(out, "\n |");
66347cfa 785 }
a666cab8 786 log_buf(out, "%s", str);
66347cfa
DE		 787 pos += strln;
788#undef LINE_LENGTH
789 }
790 if (percentiles)
791 free(percentiles);
792
a666cab8 793 log_buf(out, " states :");
66347cfa 794 for (i = 0; i < BLOCK_STATE_COUNT; i++)
a666cab8 795 log_buf(out, " %s=%u%c",
66347cfa
DE		 796 block_state_names[i], block_state_counts[i],
797 i == BLOCK_STATE_COUNT - 1 ? '\n' : ',');
798}
799
d685adfb
VF		 800static void show_ss_normal(struct thread_stat *ts, struct buf_output *out)
801{
d694a6a7 802 char *p1, *p1alt, *p2;
d685adfb
VF		 803 unsigned long long bw_mean, iops_mean;
804 const int i2p = is_power_of_2(ts->kb_base);
805
0c13c969 806 if (!ts->ss_dur)
d685adfb
VF		 807 return;
808
bb49c8bd
VF		 809 bw_mean = steadystate_bw_mean(ts);
810 iops_mean = steadystate_iops_mean(ts);
d685adfb 811
e883cb35
JF		 812 p1 = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, i2p, ts->unit_base);
813 p1alt = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, !i2p, ts->unit_base);
814 p2 = num2str(iops_mean, ts->sig_figs, 1, 0, N2S_NONE);
d685adfb 815
d694a6a7 816 log_buf(out, " steadystate : attained=%s, bw=%s (%s), iops=%s, %s%s=%.3f%s\n",
c8caba48 817 ts->ss_state & FIO_SS_ATTAINED ? "yes" : "no",
d694a6a7 818 p1, p1alt, p2,
c8caba48
JA		 819 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
820 ts->ss_state & FIO_SS_SLOPE ? " slope": " mean dev",
bb49c8bd 821 ts->ss_criterion.u.f,
c8caba48 822 ts->ss_state & FIO_SS_PCT ? "%" : "");
d685adfb
VF		 823
824 free(p1);
d694a6a7 825 free(p1alt);
d685adfb
VF		 826 free(p2);
827}
828
2a2fdab1
L		 829static void show_agg_stats(struct disk_util_agg *agg, int terse,
830 struct buf_output *out)
831{
832 if (!agg->slavecount)
833 return;
834
835 if (!terse) {
836 log_buf(out, ", aggrios=%llu/%llu, aggrmerge=%llu/%llu, "
837 "aggrticks=%llu/%llu, aggrin_queue=%llu, "
838 "aggrutil=%3.2f%%",
839 (unsigned long long) agg->ios[0] / agg->slavecount,
840 (unsigned long long) agg->ios[1] / agg->slavecount,
841 (unsigned long long) agg->merges[0] / agg->slavecount,
842 (unsigned long long) agg->merges[1] / agg->slavecount,
843 (unsigned long long) agg->ticks[0] / agg->slavecount,
844 (unsigned long long) agg->ticks[1] / agg->slavecount,
845 (unsigned long long) agg->time_in_queue / agg->slavecount,
846 agg->max_util.u.f);
847 } else {
848 log_buf(out, ";slaves;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
849 (unsigned long long) agg->ios[0] / agg->slavecount,
850 (unsigned long long) agg->ios[1] / agg->slavecount,
851 (unsigned long long) agg->merges[0] / agg->slavecount,
852 (unsigned long long) agg->merges[1] / agg->slavecount,
853 (unsigned long long) agg->ticks[0] / agg->slavecount,
854 (unsigned long long) agg->ticks[1] / agg->slavecount,
855 (unsigned long long) agg->time_in_queue / agg->slavecount,
856 agg->max_util.u.f);
857 }
858}
859
860static void aggregate_slaves_stats(struct disk_util *masterdu)
861{
862 struct disk_util_agg *agg = &masterdu->agg;
863 struct disk_util_stat *dus;
864 struct flist_head *entry;
865 struct disk_util *slavedu;
866 double util;
867
868 flist_for_each(entry, &masterdu->slaves) {
869 slavedu = flist_entry(entry, struct disk_util, slavelist);
870 dus = &slavedu->dus;
871 agg->ios[0] += dus->s.ios[0];
872 agg->ios[1] += dus->s.ios[1];
873 agg->merges[0] += dus->s.merges[0];
874 agg->merges[1] += dus->s.merges[1];
875 agg->sectors[0] += dus->s.sectors[0];
876 agg->sectors[1] += dus->s.sectors[1];
877 agg->ticks[0] += dus->s.ticks[0];
878 agg->ticks[1] += dus->s.ticks[1];
879 agg->time_in_queue += dus->s.time_in_queue;
880 agg->slavecount++;
881
882 util = (double) (100 * dus->s.io_ticks / (double) slavedu->dus.s.msec);
883 /* System utilization is the utilization of the
884 * component with the highest utilization.
885 */
886 if (util > agg->max_util.u.f)
887 agg->max_util.u.f = util;
888
889 }
890
891 if (agg->max_util.u.f > 100.0)
892 agg->max_util.u.f = 100.0;
893}
894
895void print_disk_util(struct disk_util_stat *dus, struct disk_util_agg *agg,
896 int terse, struct buf_output *out)
897{
898 double util = 0;
899
900 if (dus->s.msec)
901 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
902 if (util > 100.0)
903 util = 100.0;
904
905 if (!terse) {
906 if (agg->slavecount)
907 log_buf(out, " ");
908
909 log_buf(out, " %s: ios=%llu/%llu, merge=%llu/%llu, "
910 "ticks=%llu/%llu, in_queue=%llu, util=%3.2f%%",
911 dus->name,
912 (unsigned long long) dus->s.ios[0],
913 (unsigned long long) dus->s.ios[1],
914 (unsigned long long) dus->s.merges[0],
915 (unsigned long long) dus->s.merges[1],
916 (unsigned long long) dus->s.ticks[0],
917 (unsigned long long) dus->s.ticks[1],
918 (unsigned long long) dus->s.time_in_queue,
919 util);
920 } else {
921 log_buf(out, ";%s;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
922 dus->name,
923 (unsigned long long) dus->s.ios[0],
924 (unsigned long long) dus->s.ios[1],
925 (unsigned long long) dus->s.merges[0],
926 (unsigned long long) dus->s.merges[1],
927 (unsigned long long) dus->s.ticks[0],
928 (unsigned long long) dus->s.ticks[1],
929 (unsigned long long) dus->s.time_in_queue,
930 util);
931 }
932
933 /*
934 * If the device has slaves, aggregate the stats for
935 * those slave devices also.
936 */
937 show_agg_stats(agg, terse, out);
938
939 if (!terse)
940 log_buf(out, "\n");
941}
942
943void json_array_add_disk_util(struct disk_util_stat *dus,
944 struct disk_util_agg *agg, struct json_array *array)
945{
946 struct json_object *obj;
947 double util = 0;
948
949 if (dus->s.msec)
950 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
951 if (util > 100.0)
952 util = 100.0;
953
954 obj = json_create_object();
955 json_array_add_value_object(array, obj);
956
eb2f29b7 957 json_object_add_value_string(obj, "name", (const char *)dus->name);
2a2fdab1
L		 958 json_object_add_value_int(obj, "read_ios", dus->s.ios[0]);
959 json_object_add_value_int(obj, "write_ios", dus->s.ios[1]);
960 json_object_add_value_int(obj, "read_merges", dus->s.merges[0]);
961 json_object_add_value_int(obj, "write_merges", dus->s.merges[1]);
962 json_object_add_value_int(obj, "read_ticks", dus->s.ticks[0]);
963 json_object_add_value_int(obj, "write_ticks", dus->s.ticks[1]);
964 json_object_add_value_int(obj, "in_queue", dus->s.time_in_queue);
965 json_object_add_value_float(obj, "util", util);
966
967 /*
968 * If the device has slaves, aggregate the stats for
969 * those slave devices also.
970 */
971 if (!agg->slavecount)
972 return;
973 json_object_add_value_int(obj, "aggr_read_ios",
974 agg->ios[0] / agg->slavecount);
975 json_object_add_value_int(obj, "aggr_write_ios",
976 agg->ios[1] / agg->slavecount);
977 json_object_add_value_int(obj, "aggr_read_merges",
978 agg->merges[0] / agg->slavecount);
979 json_object_add_value_int(obj, "aggr_write_merge",
980 agg->merges[1] / agg->slavecount);
981 json_object_add_value_int(obj, "aggr_read_ticks",
982 agg->ticks[0] / agg->slavecount);
983 json_object_add_value_int(obj, "aggr_write_ticks",
984 agg->ticks[1] / agg->slavecount);
985 json_object_add_value_int(obj, "aggr_in_queue",
986 agg->time_in_queue / agg->slavecount);
987 json_object_add_value_float(obj, "aggr_util", agg->max_util.u.f);
988}
989
990static void json_object_add_disk_utils(struct json_object *obj,
991 struct flist_head *head)
992{
993 struct json_array *array = json_create_array();
994 struct flist_head *entry;
995 struct disk_util *du;
996
997 json_object_add_value_array(obj, "disk_util", array);
998
999 flist_for_each(entry, head) {
1000 du = flist_entry(entry, struct disk_util, list);
1001
1002 aggregate_slaves_stats(du);
1003 json_array_add_disk_util(&du->dus, &du->agg, array);
1004 }
1005}
1006
1007void show_disk_util(int terse, struct json_object *parent,
1008 struct buf_output *out)
1009{
1010 struct flist_head *entry;
1011 struct disk_util *du;
1012 bool do_json;
1013
1014 if (!is_running_backend())
1015 return;
1016
1017 if (flist_empty(&disk_list)) {
1018 return;
1019 }
1020
1021 if ((output_format & FIO_OUTPUT_JSON) && parent)
1022 do_json = true;
1023 else
1024 do_json = false;
1025
1026 if (!terse && !do_json)
1027 log_buf(out, "\nDisk stats (read/write):\n");
1028
1029 if (do_json)
1030 json_object_add_disk_utils(parent, &disk_list);
1031 else if (output_format & ~(FIO_OUTPUT_JSON | FIO_OUTPUT_JSON_PLUS)) {
1032 flist_for_each(entry, &disk_list) {
1033 du = flist_entry(entry, struct disk_util, list);
1034
1035 aggregate_slaves_stats(du);
1036 print_disk_util(&du->dus, &du->agg, terse, out);
1037 }
1038 }
1039}
1040
10aa136b 1041static void show_thread_status_normal(struct thread_stat *ts,
a666cab8
JA		 1042 struct group_run_stats *rs,
1043 struct buf_output *out)
3c39a379
JA		 1044{
1045 double usr_cpu, sys_cpu;
69008999 1046 unsigned long runtime;
71619dc2 1047 double io_u_dist[FIO_IO_U_MAP_NR];
57a64324 1048 time_t time_p;
35326842 1049 char time_buf[32];
3c39a379 1050
9966af7b 1051 if (!ddir_rw_sum(ts->io_bytes) && !ddir_rw_sum(ts->total_io_u))
3c39a379 1052 return;
7a4e480d 1053
33477b4b 1054 memset(time_buf, 0, sizeof(time_buf));
3c39a379 1055
57a64324 1056 time(&time_p);
45054cbe 1057 os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf));
57a64324 1058
5ec10eaa 1059 if (!ts->error) {
a666cab8 1060 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s",
5ec10eaa 1061 ts->name, ts->groupid, ts->members,
57a64324 1062 ts->error, (int) ts->pid, time_buf);
5ec10eaa 1063 } else {
a666cab8 1064 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s",
5ec10eaa 1065 ts->name, ts->groupid, ts->members,
57a64324
JA		 1066 ts->error, ts->verror, (int) ts->pid,
1067 time_buf);
5ec10eaa 1068 }
3c39a379 1069
259e47de 1070 if (strlen(ts->description))
a666cab8 1071 log_buf(out, " Description : [%s]\n", ts->description);
7bdce1bd 1072
756867bd 1073 if (ts->io_bytes[DDIR_READ])
a666cab8 1074 show_ddir_status(rs, ts, DDIR_READ, out);
756867bd 1075 if (ts->io_bytes[DDIR_WRITE])
a666cab8 1076 show_ddir_status(rs, ts, DDIR_WRITE, out);
6eaf09d6 1077 if (ts->io_bytes[DDIR_TRIM])
a666cab8 1078 show_ddir_status(rs, ts, DDIR_TRIM, out);
3c39a379 1079
a666cab8 1080 show_latencies(ts, out);
7e1773ba 1081
b2b3eefe
JA		 1082 if (ts->sync_stat.samples)
1083 show_ddir_status(rs, ts, DDIR_SYNC, out);
1084
756867bd 1085 runtime = ts->total_run_time;
69008999 1086 if (runtime) {
1e97cce9 1087 double runt = (double) runtime;
3c39a379 1088
756867bd
JA		 1089 usr_cpu = (double) ts->usr_time * 100 / runt;
1090 sys_cpu = (double) ts->sys_time * 100 / runt;
3c39a379
JA		 1091 } else {
1092 usr_cpu = 0;
1093 sys_cpu = 0;
1094 }
1095
a666cab8 1096 log_buf(out, " cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu,"
4e0a8fa2
JA		 1097 " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu,
1098 (unsigned long long) ts->ctx,
1099 (unsigned long long) ts->majf,
1100 (unsigned long long) ts->minf);
71619dc2 1101
d79db122 1102 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
a666cab8 1103 log_buf(out, " IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
5ec10eaa
JA		 1104 " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1105 io_u_dist[1], io_u_dist[2],
1106 io_u_dist[3], io_u_dist[4],
1107 io_u_dist[5], io_u_dist[6]);
838bc709
JA		 1108
1109 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
a666cab8 1110 log_buf(out, " submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1111 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1112 io_u_dist[1], io_u_dist[2],
1113 io_u_dist[3], io_u_dist[4],
1114 io_u_dist[5], io_u_dist[6]);
1115 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
a666cab8 1116 log_buf(out, " complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1117 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1118 io_u_dist[1], io_u_dist[2],
1119 io_u_dist[3], io_u_dist[4],
1120 io_u_dist[5], io_u_dist[6]);
7f3ecee2
JA		 1121 log_buf(out, " issued rwts: total=%llu,%llu,%llu,%llu"
1122 " short=%llu,%llu,%llu,0"
1123 " dropped=%llu,%llu,%llu,0\n",
4e0a8fa2
JA		 1124 (unsigned long long) ts->total_io_u[0],
1125 (unsigned long long) ts->total_io_u[1],
1126 (unsigned long long) ts->total_io_u[2],
7f3ecee2 1127 (unsigned long long) ts->total_io_u[3],
4e0a8fa2
JA		 1128 (unsigned long long) ts->short_io_u[0],
1129 (unsigned long long) ts->short_io_u[1],
3bcb9d94
JA		 1130 (unsigned long long) ts->short_io_u[2],
1131 (unsigned long long) ts->drop_io_u[0],
1132 (unsigned long long) ts->drop_io_u[1],
1133 (unsigned long long) ts->drop_io_u[2]);
f2bba182 1134 if (ts->continue_on_error) {
a666cab8 1135 log_buf(out, " errors : total=%llu, first_error=%d/<%s>\n",
4e0a8fa2 1136 (unsigned long long)ts->total_err_count,
1ec99eea
JA		 1137 ts->first_error,
1138 strerror(ts->first_error));
f2bba182 1139 }
3e260a46 1140 if (ts->latency_depth) {
a666cab8 1141 log_buf(out, " latency : target=%llu, window=%llu, percentile=%.2f%%, depth=%u\n",
3e260a46
JA		 1142 (unsigned long long)ts->latency_target,
1143 (unsigned long long)ts->latency_window,
1144 ts->latency_percentile.u.f,
1145 ts->latency_depth);
1146 }
66347cfa
DE		 1147
1148 if (ts->nr_block_infos)
1149 show_block_infos(ts->nr_block_infos, ts->block_infos,
a666cab8 1150 ts->percentile_list, out);
d685adfb 1151
bb49c8bd 1152 if (ts->ss_dur)
d685adfb 1153 show_ss_normal(ts, out);
3c39a379
JA		 1154}
1155
756867bd 1156static void show_ddir_status_terse(struct thread_stat *ts,
a666cab8 1157 struct group_run_stats *rs, int ddir,
a2c95580 1158 int ver, struct buf_output *out)
c6ae0a5b 1159{
d6bb626e
VF		 1160 unsigned long long min, max, minv, maxv, bw, iops;
1161 unsigned long long *ovals = NULL;
c6ae0a5b 1162 double mean, dev;
d6bb626e 1163 unsigned int len;
a2c95580 1164 int i, bw_stat;
c6ae0a5b 1165
ff58fced
JA		 1166 assert(ddir_rw(ddir));
1167
312b4af2
JA		 1168 iops = bw = 0;
1169 if (ts->runtime[ddir]) {
1170 uint64_t runt = ts->runtime[ddir];
1171
420b104a 1172 bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; /* KiB/s */
312b4af2
JA		 1173 iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
1174 }
c6ae0a5b 1175
a666cab8 1176 log_buf(out, ";%llu;%llu;%llu;%llu",
4e0a8fa2
JA		 1177 (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops,
1178 (unsigned long long) ts->runtime[ddir]);
c6ae0a5b 1179
079ad09b 1180 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1181 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1182 else
d6bb626e 1183 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1184
079ad09b 1185 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1186 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1187 else
d6bb626e 1188 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1189
56440e63
VF		 1190 if (ts->lat_percentiles)
1191 len = calc_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
1192 ts->lat_stat[ddir].samples,
1193 ts->percentile_list, &ovals, &maxv,
1194 &minv);
1195 else if (ts->clat_percentiles)
df8781b6 1196 len = calc_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
1db92cb6
JA		 1197 ts->clat_stat[ddir].samples,
1198 ts->percentile_list, &ovals, &maxv,
1199 &minv);
56440e63 1200 else
1db92cb6
JA		 1201 len = 0;
1202
1203 for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
1204 if (i >= len) {
a666cab8 1205 log_buf(out, ";0%%=0");
1db92cb6
JA		 1206 continue;
1207 }
247823cc 1208 log_buf(out, ";%f%%=%llu", ts->percentile_list[i].u.f, ovals[i]/1000);
1db92cb6 1209 }
2341a37a
K		 1210
1211 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1212 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
2341a37a 1213 else
d6bb626e 1214 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
2341a37a 1215
283feb79 1216 free(ovals);
1db92cb6 1217
a2c95580
AH		 1218 bw_stat = calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev);
1219 if (bw_stat) {
19d3e967
JA		 1220 double p_of_agg = 100.0;
1221
1222 if (rs->agg[ddir]) {
d1707474 1223 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
19d3e967
JA		 1224 if (p_of_agg > 100.0)
1225 p_of_agg = 100.0;
1226 }
c6ae0a5b 1227
d6bb626e 1228 log_buf(out, ";%llu;%llu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
c6ae0a5b 1229 } else
d6bb626e 1230 log_buf(out, ";%llu;%llu;%f%%;%f;%f", 0ULL, 0ULL, 0.0, 0.0, 0.0);
a2c95580
AH		 1231
1232 if (ver == 5) {
1233 if (bw_stat)
29eb371b 1234 log_buf(out, ";%" PRIu64, (&ts->bw_stat[ddir])->samples);
a2c95580
AH		 1235 else
1236 log_buf(out, ";%lu", 0UL);
1237
1238 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev))
29eb371b 1239 log_buf(out, ";%llu;%llu;%f;%f;%" PRIu64, min, max,
a2c95580
AH		 1240 mean, dev, (&ts->iops_stat[ddir])->samples);
1241 else
1242 log_buf(out, ";%llu;%llu;%f;%f;%lu", 0ULL, 0ULL, 0.0, 0.0, 0UL);
1243 }
c6ae0a5b
JA		 1244}
1245
56440e63
VF		 1246static struct json_object *add_ddir_lat_json(struct thread_stat *ts, uint32_t percentiles,
1247 struct io_stat *lat_stat, uint64_t *io_u_plat)
1248{
1249 char buf[120];
1250 double mean, dev;
1251 unsigned int i, len;
1252 struct json_object *lat_object, *percentile_object, *clat_bins_object;
1253 unsigned long long min, max, maxv, minv, *ovals = NULL;
1254
1255 if (!calc_lat(lat_stat, &min, &max, &mean, &dev)) {
1256 min = max = 0;
1257 mean = dev = 0.0;
1258 }
1259 lat_object = json_create_object();
1260 json_object_add_value_int(lat_object, "min", min);
1261 json_object_add_value_int(lat_object, "max", max);
1262 json_object_add_value_float(lat_object, "mean", mean);
1263 json_object_add_value_float(lat_object, "stddev", dev);
1264 json_object_add_value_int(lat_object, "N", lat_stat->samples);
1265
1266 if (percentiles && lat_stat->samples) {
1267 len = calc_clat_percentiles(io_u_plat, lat_stat->samples,
1268 ts->percentile_list, &ovals, &maxv, &minv);
1269
1270 if (len > FIO_IO_U_LIST_MAX_LEN)
1271 len = FIO_IO_U_LIST_MAX_LEN;
1272
1273 percentile_object = json_create_object();
1274 json_object_add_value_object(lat_object, "percentile", percentile_object);
1275 for (i = 0; i < len; i++) {
1276 snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
1277 json_object_add_value_int(percentile_object, buf, ovals[i]);
1278 }
1279 free(ovals);
1280
1281 if (output_format & FIO_OUTPUT_JSON_PLUS) {
1282 clat_bins_object = json_create_object();
1283 json_object_add_value_object(lat_object, "bins", clat_bins_object);
1284
1285 for(i = 0; i < FIO_IO_U_PLAT_NR; i++)
1286 if (io_u_plat[i]) {
1287 snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
1288 json_object_add_value_int(clat_bins_object, buf, io_u_plat[i]);
1289 }
1290 }
1291 }
1292
1293 return lat_object;
1294}
1295
cc372b17
SL		 1296static void add_ddir_status_json(struct thread_stat *ts,
1297 struct group_run_stats *rs, int ddir, struct json_object *parent)
1298{
56440e63 1299 unsigned long long min, max;
aedd021d 1300 unsigned long long bw_bytes, bw;
9f68fe3a 1301 double mean, dev, iops;
56440e63 1302 struct json_object *dir_object, *tmp_object;
cc372b17
SL		 1303 double p_of_agg = 100.0;
1304
b2b3eefe 1305 assert(ddir_rw(ddir) || ddir_sync(ddir));
cc372b17 1306
771e58be
JA		 1307 if (ts->unified_rw_rep && ddir != DDIR_READ)
1308 return;
1309
cc372b17 1310 dir_object = json_create_object();
771e58be 1311 json_object_add_value_object(parent,
425d3e0e 1312 ts->unified_rw_rep ? "mixed" : io_ddir_name(ddir), dir_object);
cc372b17 1313
b2b3eefe
JA		 1314 if (ddir_rw(ddir)) {
1315 bw_bytes = 0;
1316 bw = 0;
1317 iops = 0.0;
1318 if (ts->runtime[ddir]) {
1319 uint64_t runt = ts->runtime[ddir];
cc372b17 1320
b2b3eefe
JA		 1321 bw_bytes = ((1000 * ts->io_bytes[ddir]) / runt); /* Bytes/s */
1322 bw = bw_bytes / 1024; /* KiB/s */
1323 iops = (1000.0 * (uint64_t) ts->total_io_u[ddir]) / runt;
1324 }
cc372b17 1325
b2b3eefe
JA		 1326 json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir]);
1327 json_object_add_value_int(dir_object, "io_kbytes", ts->io_bytes[ddir] >> 10);
1328 json_object_add_value_int(dir_object, "bw_bytes", bw_bytes);
1329 json_object_add_value_int(dir_object, "bw", bw);
1330 json_object_add_value_float(dir_object, "iops", iops);
1331 json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]);
1332 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[ddir]);
1333 json_object_add_value_int(dir_object, "short_ios", ts->short_io_u[ddir]);
1334 json_object_add_value_int(dir_object, "drop_ios", ts->drop_io_u[ddir]);
1335
56440e63
VF		 1336 tmp_object = add_ddir_lat_json(ts, ts->slat_percentiles,
1337 &ts->slat_stat[ddir], ts->io_u_plat[FIO_SLAT][ddir]);
b2b3eefe 1338 json_object_add_value_object(dir_object, "slat_ns", tmp_object);
56440e63
VF		 1339
1340 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles,
1341 &ts->clat_stat[ddir], ts->io_u_plat[FIO_CLAT][ddir]);
b2b3eefe 1342 json_object_add_value_object(dir_object, "clat_ns", tmp_object);
cc372b17 1343
56440e63
VF		 1344 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles,
1345 &ts->lat_stat[ddir], ts->io_u_plat[FIO_LAT][ddir]);
b2b3eefe 1346 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
56440e63 1347 } else {
f5ec8123 1348 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[DDIR_SYNC]);
56440e63
VF		 1349 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles | ts->clat_percentiles,
1350 &ts->sync_stat, ts->io_u_sync_plat);
1351 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
513e37ee
VF		 1352 }
1353
56440e63
VF		 1354 if (!ddir_rw(ddir))
1355 return;
b2a432bf
PC		 1356
1357 /* Only print PRIO latencies if some high priority samples were gathered */
1358 if (ts->clat_high_prio_stat[ddir].samples > 0) {
56440e63 1359 const char *high, *low;
b2a432bf 1360
56440e63 1361 if (ts->lat_percentiles) {
efd78265 1362 high = "lat_high_prio";
56440e63
VF		 1363 low = "lat_low_prio";
1364 } else {
efd78265 1365 high = "clat_high_prio";
56440e63 1366 low = "clat_low_prio";
b2a432bf 1367 }
b2a432bf 1368
56440e63
VF		 1369 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles | ts->lat_percentiles,
1370 &ts->clat_high_prio_stat[ddir], ts->io_u_plat_high_prio[ddir]);
1371 json_object_add_value_object(dir_object, high, tmp_object);
b2b3eefe 1372
56440e63 1373 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles | ts->lat_percentiles,
efd78265 1374 &ts->clat_low_prio_stat[ddir], ts->io_u_plat_low_prio[ddir]);
56440e63 1375 json_object_add_value_object(dir_object, low, tmp_object);
cc372b17 1376 }
24cab44e 1377
b9e1b491 1378 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
cc372b17 1379 if (rs->agg[ddir]) {
d1707474 1380 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
cc372b17
SL		 1381 if (p_of_agg > 100.0)
1382 p_of_agg = 100.0;
1383 }
1384 } else {
1385 min = max = 0;
1386 p_of_agg = mean = dev = 0.0;
1387 }
56440e63 1388
cc372b17
SL		 1389 json_object_add_value_int(dir_object, "bw_min", min);
1390 json_object_add_value_int(dir_object, "bw_max", max);
a806bf2e 1391 json_object_add_value_float(dir_object, "bw_agg", p_of_agg);
cc372b17
SL		 1392 json_object_add_value_float(dir_object, "bw_mean", mean);
1393 json_object_add_value_float(dir_object, "bw_dev", dev);
54c05828
AH		 1394 json_object_add_value_int(dir_object, "bw_samples",
1395 (&ts->bw_stat[ddir])->samples);
188b6016
AH		 1396
1397 if (!calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
1398 min = max = 0;
1399 mean = dev = 0.0;
1400 }
1401 json_object_add_value_int(dir_object, "iops_min", min);
1402 json_object_add_value_int(dir_object, "iops_max", max);
1403 json_object_add_value_float(dir_object, "iops_mean", mean);
1404 json_object_add_value_float(dir_object, "iops_stddev", dev);
54c05828
AH		 1405 json_object_add_value_int(dir_object, "iops_samples",
1406 (&ts->iops_stat[ddir])->samples);
96563db9
JA		 1407
1408 if (ts->cachehit + ts->cachemiss) {
1409 uint64_t total;
1410 double hit;
1411
1412 total = ts->cachehit + ts->cachemiss;
1413 hit = (double) ts->cachehit / (double) total;
1414 hit *= 100.0;
1415 json_object_add_value_float(dir_object, "cachehit", hit);
1416 }
cc372b17
SL		 1417}
1418
bef2112b
AH		 1419static void show_thread_status_terse_all(struct thread_stat *ts,
1420 struct group_run_stats *rs, int ver,
1421 struct buf_output *out)
4d658652
JA		 1422{
1423 double io_u_dist[FIO_IO_U_MAP_NR];
1424 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1425 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1426 double usr_cpu, sys_cpu;
1427 int i;
1428
1429 /* General Info */
bef2112b
AH		 1430 if (ver == 2)
1431 log_buf(out, "2;%s;%d;%d", ts->name, ts->groupid, ts->error);
1432 else
1433 log_buf(out, "%d;%s;%s;%d;%d", ver, fio_version_string,
1434 ts->name, ts->groupid, ts->error);
c6ae0a5b 1435
562c2d2f 1436 /* Log Read Status */
a2c95580 1437 show_ddir_status_terse(ts, rs, DDIR_READ, ver, out);
562c2d2f 1438 /* Log Write Status */
a2c95580 1439 show_ddir_status_terse(ts, rs, DDIR_WRITE, ver, out);
6eaf09d6 1440 /* Log Trim Status */
a2c95580
AH		 1441 if (ver == 2 || ver == 4 || ver == 5)
1442 show_ddir_status_terse(ts, rs, DDIR_TRIM, ver, out);
c6ae0a5b 1443
562c2d2f 1444 /* CPU Usage */
756867bd
JA		 1445 if (ts->total_run_time) {
1446 double runt = (double) ts->total_run_time;
c6ae0a5b 1447
756867bd
JA		 1448 usr_cpu = (double) ts->usr_time * 100 / runt;
1449 sys_cpu = (double) ts->sys_time * 100 / runt;
c6ae0a5b
JA		 1450 } else {
1451 usr_cpu = 0;
1452 sys_cpu = 0;
1453 }
1454
a666cab8 1455 log_buf(out, ";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
4e0a8fa2
JA		 1456 (unsigned long long) ts->ctx,
1457 (unsigned long long) ts->majf,
1458 (unsigned long long) ts->minf);
2270890c 1459
562c2d2f 1460 /* Calc % distribution of IO depths, usecond, msecond latency */
d79db122 1461 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
247823cc 1462 stat_calc_lat_nu(ts, io_u_lat_u);
04a0feae 1463 stat_calc_lat_m(ts, io_u_lat_m);
2270890c 1464
562c2d2f 1465 /* Only show fixed 7 I/O depth levels*/
a666cab8 1466 log_buf(out, ";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
5ec10eaa
JA		 1467 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
1468 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
2270890c 1469
562c2d2f 1470 /* Microsecond latency */
04a0feae 1471 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
a666cab8 1472 log_buf(out, ";%3.2f%%", io_u_lat_u[i]);
562c2d2f 1473 /* Millisecond latency */
04a0feae 1474 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
a666cab8 1475 log_buf(out, ";%3.2f%%", io_u_lat_m[i]);
f2f788dd
JA		 1476
1477 /* disk util stats, if any */
24a97130 1478 if (ver >= 3 && is_running_backend())
bef2112b 1479 show_disk_util(1, NULL, out);
f2f788dd 1480
562c2d2f 1481 /* Additional output if continue_on_error set - default off*/
f2bba182 1482 if (ts->continue_on_error)
a666cab8 1483 log_buf(out, ";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
2270890c 1484
562c2d2f 1485 /* Additional output if description is set */
d5495f0b
VF		 1486 if (strlen(ts->description)) {
1487 if (ver == 2)
1488 log_buf(out, "\n");
a666cab8 1489 log_buf(out, ";%s", ts->description);
d5495f0b 1490 }
946e4276 1491
a666cab8 1492 log_buf(out, "\n");
756867bd
JA		 1493}
1494
a89ba4b1 1495static void json_add_job_opts(struct json_object *root, const char *name,
0cf542af 1496 struct flist_head *opt_list)
66e19a38
JA		 1497{
1498 struct json_object *dir_object;
1499 struct flist_head *entry;
1500 struct print_option *p;
1501
1502 if (flist_empty(opt_list))
1503 return;
1504
1505 dir_object = json_create_object();
1506 json_object_add_value_object(root, name, dir_object);
1507
1508 flist_for_each(entry, opt_list) {
1509 const char *pos = "";
1510
1511 p = flist_entry(entry, struct print_option, list);
1512 if (p->value)
1513 pos = p->value;
1514 json_object_add_value_string(dir_object, p->name, pos);
1515 }
1516}
1517
cc372b17 1518static struct json_object *show_thread_status_json(struct thread_stat *ts,
66e19a38
JA		 1519 struct group_run_stats *rs,
1520 struct flist_head *opt_list)
cc372b17
SL		 1521{
1522 struct json_object *root, *tmp;
b01af66b 1523 struct jobs_eta *je;
cc372b17 1524 double io_u_dist[FIO_IO_U_MAP_NR];
d6bb626e 1525 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
cc372b17
SL		 1526 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1527 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1528 double usr_cpu, sys_cpu;
1529 int i;
b01af66b
CJ		 1530 size_t size;
1531
cc372b17
SL		 1532 root = json_create_object();
1533 json_object_add_value_string(root, "jobname", ts->name);
1534 json_object_add_value_int(root, "groupid", ts->groupid);
1535 json_object_add_value_int(root, "error", ts->error);
1536
b01af66b 1537 /* ETA Info */
c5103619 1538 je = get_jobs_eta(true, &size);
2de615ad
JA		 1539 if (je) {
1540 json_object_add_value_int(root, "eta", je->eta_sec);
1541 json_object_add_value_int(root, "elapsed", je->elapsed_sec);
1542 }
b01af66b 1543
66e19a38 1544 if (opt_list)
0cf542af 1545 json_add_job_opts(root, "job options", opt_list);
66e19a38 1546
cc372b17
SL		 1547 add_ddir_status_json(ts, rs, DDIR_READ, root);
1548 add_ddir_status_json(ts, rs, DDIR_WRITE, root);
f3afa57e 1549 add_ddir_status_json(ts, rs, DDIR_TRIM, root);
b2b3eefe 1550 add_ddir_status_json(ts, rs, DDIR_SYNC, root);
cc372b17
SL		 1551
1552 /* CPU Usage */
1553 if (ts->total_run_time) {
1554 double runt = (double) ts->total_run_time;
1555
1556 usr_cpu = (double) ts->usr_time * 100 / runt;
1557 sys_cpu = (double) ts->sys_time * 100 / runt;
1558 } else {
1559 usr_cpu = 0;
1560 sys_cpu = 0;
1561 }
bcbb4c6c 1562 json_object_add_value_int(root, "job_runtime", ts->total_run_time);
cc372b17
SL		 1563 json_object_add_value_float(root, "usr_cpu", usr_cpu);
1564 json_object_add_value_float(root, "sys_cpu", sys_cpu);
1565 json_object_add_value_int(root, "ctx", ts->ctx);
1566 json_object_add_value_int(root, "majf", ts->majf);
1567 json_object_add_value_int(root, "minf", ts->minf);
1568
ec3e3648 1569 /* Calc % distribution of IO depths */
d79db122 1570 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
cc372b17
SL		 1571 tmp = json_create_object();
1572 json_object_add_value_object(root, "iodepth_level", tmp);
1573 /* Only show fixed 7 I/O depth levels*/
1574 for (i = 0; i < 7; i++) {
1575 char name[20];
1576 if (i < 6)
98ffb8f3 1577 snprintf(name, 20, "%d", 1 << i);
cc372b17 1578 else
98ffb8f3 1579 snprintf(name, 20, ">=%d", 1 << i);
cc372b17
SL		 1580 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1581 }
1582
ec3e3648
VF		 1583 /* Calc % distribution of submit IO depths */
1584 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
1585 tmp = json_create_object();
1586 json_object_add_value_object(root, "iodepth_submit", tmp);
1587 /* Only show fixed 7 I/O depth levels*/
1588 for (i = 0; i < 7; i++) {
1589 char name[20];
1590 if (i == 0)
1591 snprintf(name, 20, "0");
1592 else if (i < 6)
1593 snprintf(name, 20, "%d", 1 << (i+1));
1594 else
1595 snprintf(name, 20, ">=%d", 1 << i);
1596 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1597 }
1598
1599 /* Calc % distribution of completion IO depths */
1600 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
1601 tmp = json_create_object();
1602 json_object_add_value_object(root, "iodepth_complete", tmp);
1603 /* Only show fixed 7 I/O depth levels*/
1604 for (i = 0; i < 7; i++) {
1605 char name[20];
1606 if (i == 0)
1607 snprintf(name, 20, "0");
1608 else if (i < 6)
1609 snprintf(name, 20, "%d", 1 << (i+1));
1610 else
1611 snprintf(name, 20, ">=%d", 1 << i);
1612 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1613 }
1614
1615 /* Calc % distribution of nsecond, usecond, msecond latency */
1616 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
1617 stat_calc_lat_n(ts, io_u_lat_n);
1618 stat_calc_lat_u(ts, io_u_lat_u);
1619 stat_calc_lat_m(ts, io_u_lat_m);
1620
d6bb626e 1621 /* Nanosecond latency */
cc372b17 1622 tmp = json_create_object();
d6bb626e
VF		 1623 json_object_add_value_object(root, "latency_ns", tmp);
1624 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) {
1625 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1626 "250", "500", "750", "1000", };
1627 json_object_add_value_float(tmp, ranges[i], io_u_lat_n[i]);
1628 }
cc372b17 1629 /* Microsecond latency */
d6bb626e
VF		 1630 tmp = json_create_object();
1631 json_object_add_value_object(root, "latency_us", tmp);
cc372b17
SL		 1632 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) {
1633 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1634 "250", "500", "750", "1000", };
1635 json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]);
1636 }
1637 /* Millisecond latency */
1638 tmp = json_create_object();
1639 json_object_add_value_object(root, "latency_ms", tmp);
1640 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) {
1641 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1642 "250", "500", "750", "1000", "2000",
1643 ">=2000", };
1644 json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]);
1645 }
1646
1647 /* Additional output if continue_on_error set - default off*/
1648 if (ts->continue_on_error) {
1649 json_object_add_value_int(root, "total_err", ts->total_err_count);
952b05e0 1650 json_object_add_value_int(root, "first_error", ts->first_error);
cc372b17
SL		 1651 }
1652
3e260a46
JA		 1653 if (ts->latency_depth) {
1654 json_object_add_value_int(root, "latency_depth", ts->latency_depth);
1655 json_object_add_value_int(root, "latency_target", ts->latency_target);
1656 json_object_add_value_float(root, "latency_percentile", ts->latency_percentile.u.f);
1657 json_object_add_value_int(root, "latency_window", ts->latency_window);
1658 }
1659
cc372b17
SL		 1660 /* Additional output if description is set */
1661 if (strlen(ts->description))
1662 json_object_add_value_string(root, "desc", ts->description);
1663
66347cfa
DE		 1664 if (ts->nr_block_infos) {
1665 /* Block error histogram and types */
1666 int len;
1667 unsigned int *percentiles = NULL;
1668 unsigned int block_state_counts[BLOCK_STATE_COUNT];
1669
1670 len = calc_block_percentiles(ts->nr_block_infos, ts->block_infos,
1671 ts->percentile_list,
1672 &percentiles, block_state_counts);
1673
1674 if (len) {
1675 struct json_object *block, *percentile_object, *states;
8a68c41c 1676 int state;
66347cfa
DE		 1677 block = json_create_object();
1678 json_object_add_value_object(root, "block", block);
1679
1680 percentile_object = json_create_object();
1681 json_object_add_value_object(block, "percentiles",
1682 percentile_object);
1683 for (i = 0; i < len; i++) {
1684 char buf[20];
1685 snprintf(buf, sizeof(buf), "%f",
1686 ts->percentile_list[i].u.f);
1687 json_object_add_value_int(percentile_object,
c0a6be6c 1688 buf,
66347cfa
DE		 1689 percentiles[i]);
1690 }
1691
1692 states = json_create_object();
1693 json_object_add_value_object(block, "states", states);
1694 for (state = 0; state < BLOCK_STATE_COUNT; state++) {
1695 json_object_add_value_int(states,
1696 block_state_names[state],
1697 block_state_counts[state]);
1698 }
1699 free(percentiles);
1700 }
1701 }
1702
bb49c8bd 1703 if (ts->ss_dur) {
ba8fb6f6
VF		 1704 struct json_object *data;
1705 struct json_array *iops, *bw;
a43f4461 1706 int j, k, l;
6da94b07 1707 char ss_buf[64];
16e56d25 1708
6da94b07 1709 snprintf(ss_buf, sizeof(ss_buf), "%s%s:%f%s",
c8caba48
JA		 1710 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1711 ts->ss_state & FIO_SS_SLOPE ? "_slope" : "",
bb49c8bd 1712 (float) ts->ss_limit.u.f,
c8caba48 1713 ts->ss_state & FIO_SS_PCT ? "%" : "");
16e56d25
VF		 1714
1715 tmp = json_create_object();
1716 json_object_add_value_object(root, "steadystate", tmp);
6da94b07 1717 json_object_add_value_string(tmp, "ss", ss_buf);
bb49c8bd 1718 json_object_add_value_int(tmp, "duration", (int)ts->ss_dur);
c8caba48 1719 json_object_add_value_int(tmp, "attained", (ts->ss_state & FIO_SS_ATTAINED) > 0);
6da94b07 1720
bb49c8bd 1721 snprintf(ss_buf, sizeof(ss_buf), "%f%s", (float) ts->ss_criterion.u.f,
c8caba48 1722 ts->ss_state & FIO_SS_PCT ? "%" : "");
6da94b07 1723 json_object_add_value_string(tmp, "criterion", ss_buf);
bb49c8bd
VF		 1724 json_object_add_value_float(tmp, "max_deviation", ts->ss_deviation.u.f);
1725 json_object_add_value_float(tmp, "slope", ts->ss_slope.u.f);
ba8fb6f6
VF		 1726
1727 data = json_create_object();
1728 json_object_add_value_object(tmp, "data", data);
1729 bw = json_create_array();
1730 iops = json_create_array();
412c7d91
VF		 1731
1732 /*
1733 ** if ss was attained or the buffer is not full,
1734 ** ss->head points to the first element in the list.
1735 ** otherwise it actually points to the second element
1736 ** in the list
1737 */
c8caba48 1738 if ((ts->ss_state & FIO_SS_ATTAINED) || !(ts->ss_state & FIO_SS_BUFFER_FULL))
bb49c8bd 1739 j = ts->ss_head;
412c7d91 1740 else
bb49c8bd 1741 j = ts->ss_head == 0 ? ts->ss_dur - 1 : ts->ss_head - 1;
a43f4461
JA		 1742 for (l = 0; l < ts->ss_dur; l++) {
1743 k = (j + l) % ts->ss_dur;
bb49c8bd
VF		 1744 json_array_add_value_int(bw, ts->ss_bw_data[k]);
1745 json_array_add_value_int(iops, ts->ss_iops_data[k]);
16e56d25 1746 }
bb49c8bd
VF		 1747 json_object_add_value_int(data, "bw_mean", steadystate_bw_mean(ts));
1748 json_object_add_value_int(data, "iops_mean", steadystate_iops_mean(ts));
6da94b07
VF		 1749 json_object_add_value_array(data, "iops", iops);
1750 json_object_add_value_array(data, "bw", bw);
16e56d25
VF		 1751 }
1752
cc372b17
SL		 1753 return root;
1754}
1755
4d658652 1756static void show_thread_status_terse(struct thread_stat *ts,
a666cab8
JA		 1757 struct group_run_stats *rs,
1758 struct buf_output *out)
4d658652 1759{
a2c95580 1760 if (terse_version >= 2 && terse_version <= 5)
bef2112b 1761 show_thread_status_terse_all(ts, rs, terse_version, out);
4d658652
JA		 1762 else
1763 log_err("fio: bad terse version!? %d\n", terse_version);
1764}
1765
952b05e0 1766struct json_object *show_thread_status(struct thread_stat *ts,
a666cab8 1767 struct group_run_stats *rs,
0279b880 1768 struct flist_head *opt_list,
a666cab8 1769 struct buf_output *out)
952b05e0 1770{
129fb2d4
JA		 1771 struct json_object *ret = NULL;
1772
1773 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 1774 show_thread_status_terse(ts, rs, out);
129fb2d4 1775 if (output_format & FIO_OUTPUT_JSON)
0279b880 1776 ret = show_thread_status_json(ts, rs, opt_list);
129fb2d4 1777 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 1778 show_thread_status_normal(ts, rs, out);
129fb2d4
JA		 1779
1780 return ret;
952b05e0
CF		 1781}
1782
70750d6a 1783static void __sum_stat(struct io_stat *dst, struct io_stat *src, bool first)
756867bd
JA		 1784{
1785 double mean, S;
1786
1787 dst->min_val = min(dst->min_val, src->min_val);
1788 dst->max_val = max(dst->max_val, src->max_val);
756867bd
JA		 1789
1790 /*
cdcac5cf
YH		 1791 * Compute new mean and S after the merge
1792 * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
1793 * #Parallel_algorithm>
756867bd 1794 */
fd595830 1795 if (first) {
802ad4a8
JA		 1796 mean = src->mean.u.f;
1797 S = src->S.u.f;
756867bd 1798 } else {
802ad4a8 1799 double delta = src->mean.u.f - dst->mean.u.f;
cdcac5cf 1800
802ad4a8
JA		 1801 mean = ((src->mean.u.f * src->samples) +
1802 (dst->mean.u.f * dst->samples)) /
cdcac5cf
YH		 1803 (dst->samples + src->samples);
1804
802ad4a8 1805 S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) *
cdcac5cf
YH		 1806 (dst->samples * src->samples) /
1807 (dst->samples + src->samples);
756867bd
JA		 1808 }
1809
cdcac5cf 1810 dst->samples += src->samples;
802ad4a8
JA		 1811 dst->mean.u.f = mean;
1812 dst->S.u.f = S;
70750d6a
JA		 1813
1814}
1815
1816/*
1817 * We sum two kinds of stats - one that is time based, in which case we
1818 * apply the proper summing technique, and then one that is iops/bw
1819 * numbers. For group_reporting, we should just add those up, not make
1820 * them the mean of everything.
1821 */
1822static void sum_stat(struct io_stat *dst, struct io_stat *src, bool first,
1823 bool pure_sum)
1824{
1825 if (src->samples == 0)
1826 return;
1827
1828 if (!pure_sum) {
1829 __sum_stat(dst, src, first);
1830 return;
1831 }
1832
68afa5b5
JA		 1833 if (first) {
1834 dst->min_val = src->min_val;
1835 dst->max_val = src->max_val;
1836 dst->samples = src->samples;
1837 dst->mean.u.f = src->mean.u.f;
1838 dst->S.u.f = src->S.u.f;
1839 } else {
1840 dst->min_val += src->min_val;
1841 dst->max_val += src->max_val;
1842 dst->samples += src->samples;
1843 dst->mean.u.f += src->mean.u.f;
1844 dst->S.u.f += src->S.u.f;
1845 }
756867bd
JA		 1846}
1847
37f0c1ae
JA		 1848void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src)
1849{
1850 int i;
1851
6eaf09d6 1852 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
37f0c1ae
JA		 1853 if (dst->max_run[i] < src->max_run[i])
1854 dst->max_run[i] = src->max_run[i];
1855 if (dst->min_run[i] && dst->min_run[i] > src->min_run[i])
1856 dst->min_run[i] = src->min_run[i];
1857 if (dst->max_bw[i] < src->max_bw[i])
1858 dst->max_bw[i] = src->max_bw[i];
1859 if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i])
1860 dst->min_bw[i] = src->min_bw[i];
1861
af7f87cb 1862 dst->iobytes[i] += src->iobytes[i];
37f0c1ae
JA		 1863 dst->agg[i] += src->agg[i];
1864 }
1865
dbae1bd6
JA		 1866 if (!dst->kb_base)
1867 dst->kb_base = src->kb_base;
1868 if (!dst->unit_base)
1869 dst->unit_base = src->unit_base;
18aa1998
JF		 1870 if (!dst->sig_figs)
1871 dst->sig_figs = src->sig_figs;
37f0c1ae
JA		 1872}
1873
fd595830
JA		 1874void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src,
1875 bool first)
5b9babb7 1876{
df8781b6 1877 int k, l, m;
5b9babb7 1878
6eaf09d6 1879 for (l = 0; l < DDIR_RWDIR_CNT; l++) {
771e58be 1880 if (!dst->unified_rw_rep) {
70750d6a 1881 sum_stat(&dst->clat_stat[l], &src->clat_stat[l], first, false);
b2a432bf 1882 sum_stat(&dst->clat_high_prio_stat[l], &src->clat_high_prio_stat[l], first, false);
efd78265 1883 sum_stat(&dst->clat_low_prio_stat[l], &src->clat_low_prio_stat[l], first, false);
70750d6a
JA		 1884 sum_stat(&dst->slat_stat[l], &src->slat_stat[l], first, false);
1885 sum_stat(&dst->lat_stat[l], &src->lat_stat[l], first, false);
1886 sum_stat(&dst->bw_stat[l], &src->bw_stat[l], first, true);
1887 sum_stat(&dst->iops_stat[l], &src->iops_stat[l], first, true);
771e58be
JA		 1888
1889 dst->io_bytes[l] += src->io_bytes[l];
1890
1891 if (dst->runtime[l] < src->runtime[l])
1892 dst->runtime[l] = src->runtime[l];
1893 } else {
70750d6a 1894 sum_stat(&dst->clat_stat[0], &src->clat_stat[l], first, false);
77e352c9
VF		 1895 sum_stat(&dst->clat_high_prio_stat[0], &src->clat_high_prio_stat[l], first, false);
1896 sum_stat(&dst->clat_low_prio_stat[0], &src->clat_low_prio_stat[l], first, false);
70750d6a
JA		 1897 sum_stat(&dst->slat_stat[0], &src->slat_stat[l], first, false);
1898 sum_stat(&dst->lat_stat[0], &src->lat_stat[l], first, false);
1899 sum_stat(&dst->bw_stat[0], &src->bw_stat[l], first, true);
1900 sum_stat(&dst->iops_stat[0], &src->iops_stat[l], first, true);
771e58be
JA		 1901
1902 dst->io_bytes[0] += src->io_bytes[l];
1903
1904 if (dst->runtime[0] < src->runtime[l])
1905 dst->runtime[0] = src->runtime[l];
fd595830
JA		 1906
1907 /*
1908 * We're summing to the same destination, so override
1909 * 'first' after the first iteration of the loop
1910 */
1911 first = false;
771e58be 1912 }
5b9babb7
JA		 1913 }
1914
70750d6a 1915 sum_stat(&dst->sync_stat, &src->sync_stat, first, false);
5b9babb7
JA		 1916 dst->usr_time += src->usr_time;
1917 dst->sys_time += src->sys_time;
1918 dst->ctx += src->ctx;
1919 dst->majf += src->majf;
1920 dst->minf += src->minf;
1921
b2b3eefe 1922 for (k = 0; k < FIO_IO_U_MAP_NR; k++) {
5b9babb7 1923 dst->io_u_map[k] += src->io_u_map[k];
5b9babb7 1924 dst->io_u_submit[k] += src->io_u_submit[k];
5b9babb7 1925 dst->io_u_complete[k] += src->io_u_complete[k];
b2b3eefe 1926 }
bf14b39e
VF		 1927
1928 for (k = 0; k < FIO_IO_U_LAT_N_NR; k++)
d6bb626e 1929 dst->io_u_lat_n[k] += src->io_u_lat_n[k];
bf14b39e 1930 for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
5b9babb7 1931 dst->io_u_lat_u[k] += src->io_u_lat_u[k];
bf14b39e 1932 for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
5b9babb7 1933 dst->io_u_lat_m[k] += src->io_u_lat_m[k];
bf14b39e 1934
6eaf09d6 1935 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
771e58be
JA		 1936 if (!dst->unified_rw_rep) {
1937 dst->total_io_u[k] += src->total_io_u[k];
1938 dst->short_io_u[k] += src->short_io_u[k];
3bcb9d94 1939 dst->drop_io_u[k] += src->drop_io_u[k];
771e58be
JA		 1940 } else {
1941 dst->total_io_u[0] += src->total_io_u[k];
1942 dst->short_io_u[0] += src->short_io_u[k];
3bcb9d94 1943 dst->drop_io_u[0] += src->drop_io_u[k];
771e58be 1944 }
5b9babb7
JA		 1945 }
1946
7f3ecee2
JA		 1947 dst->total_io_u[DDIR_SYNC] += src->total_io_u[DDIR_SYNC];
1948
df8781b6
VF		 1949 for (k = 0; k < FIO_LAT_CNT; k++)
1950 for (l = 0; l < DDIR_RWDIR_CNT; l++)
1951 for (m = 0; m < FIO_IO_U_PLAT_NR; m++)
1952 if (!dst->unified_rw_rep)
1953 dst->io_u_plat[k][l][m] += src->io_u_plat[k][l][m];
1954 else
1955 dst->io_u_plat[k][0][m] += src->io_u_plat[k][l][m];
771e58be 1956
df8781b6
VF		 1957 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
1958 dst->io_u_sync_plat[k] += src->io_u_sync_plat[k];
1959
1960 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
771e58be 1961 for (m = 0; m < FIO_IO_U_PLAT_NR; m++) {
b2a432bf 1962 if (!dst->unified_rw_rep) {
b2a432bf 1963 dst->io_u_plat_high_prio[k][m] += src->io_u_plat_high_prio[k][m];
efd78265 1964 dst->io_u_plat_low_prio[k][m] += src->io_u_plat_low_prio[k][m];
b2a432bf 1965 } else {
b2a432bf 1966 dst->io_u_plat_high_prio[0][m] += src->io_u_plat_high_prio[k][m];
efd78265 1967 dst->io_u_plat_low_prio[0][m] += src->io_u_plat_low_prio[k][m];
b2a432bf
PC		 1968 }
1969
771e58be 1970 }
5b9babb7
JA		 1971 }
1972
1973 dst->total_run_time += src->total_run_time;
1974 dst->total_submit += src->total_submit;
1975 dst->total_complete += src->total_complete;
fd5d733f 1976 dst->nr_zone_resets += src->nr_zone_resets;
96563db9
JA		 1977 dst->cachehit += src->cachehit;
1978 dst->cachemiss += src->cachemiss;
5b9babb7
JA		 1979}
1980
37f0c1ae
JA		 1981void init_group_run_stat(struct group_run_stats *gs)
1982{
6eaf09d6 1983 int i;
37f0c1ae 1984 memset(gs, 0, sizeof(*gs));
6eaf09d6
SL		 1985
1986 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1987 gs->min_bw[i] = gs->min_run[i] = ~0UL;
37f0c1ae
JA		 1988}
1989
1990void init_thread_stat(struct thread_stat *ts)
1991{
1992 int j;
1993
1994 memset(ts, 0, sizeof(*ts));
1995
6eaf09d6 1996 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
37f0c1ae
JA		 1997 ts->lat_stat[j].min_val = -1UL;
1998 ts->clat_stat[j].min_val = -1UL;
1999 ts->slat_stat[j].min_val = -1UL;
2000 ts->bw_stat[j].min_val = -1UL;
188b6016 2001 ts->iops_stat[j].min_val = -1UL;
b2a432bf 2002 ts->clat_high_prio_stat[j].min_val = -1UL;
efd78265 2003 ts->clat_low_prio_stat[j].min_val = -1UL;
37f0c1ae 2004 }
7f3ecee2 2005 ts->sync_stat.min_val = -1UL;
37f0c1ae
JA		 2006 ts->groupid = -1;
2007}
2008
83f7b64e 2009void __show_run_stats(void)
3c39a379
JA		 2010{
2011 struct group_run_stats *runstats, *rs;
2012 struct thread_data *td;
756867bd 2013 struct thread_stat *threadstats, *ts;
4da24b69 2014 int i, j, k, nr_ts, last_ts, idx;
8985b491
JA		 2015 bool kb_base_warned = false;
2016 bool unit_base_warned = false;
cc372b17
SL		 2017 struct json_object *root = NULL;
2018 struct json_array *array = NULL;
a666cab8 2019 struct buf_output output[FIO_OUTPUT_NR];
66e19a38 2020 struct flist_head **opt_lists;
a666cab8 2021
3c39a379
JA		 2022 runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
2023
37f0c1ae
JA		 2024 for (i = 0; i < groupid + 1; i++)
2025 init_group_run_stat(&runstats[i]);
3c39a379 2026
756867bd
JA		 2027 /*
2028 * find out how many threads stats we need. if group reporting isn't
2029 * enabled, it's one-per-td.
2030 */
2031 nr_ts = 0;
2032 last_ts = -1;
2033 for_each_td(td, i) {
2dc1bbeb 2034 if (!td->o.group_reporting) {
756867bd
JA		 2035 nr_ts++;
2036 continue;
2037 }
2038 if (last_ts == td->groupid)
2039 continue;
8243be59
JA		 2040 if (!td->o.stats)
2041 continue;
756867bd
JA		 2042
2043 last_ts = td->groupid;
2044 nr_ts++;
2045 }
2046
2047 threadstats = malloc(nr_ts * sizeof(struct thread_stat));
66e19a38 2048 opt_lists = malloc(nr_ts * sizeof(struct flist_head *));
756867bd 2049
66e19a38 2050 for (i = 0; i < nr_ts; i++) {
37f0c1ae 2051 init_thread_stat(&threadstats[i]);
66e19a38
JA		 2052 opt_lists[i] = NULL;
2053 }
756867bd
JA		 2054
2055 j = 0;
2056 last_ts = -1;
197574e4 2057 idx = 0;
34572e28 2058 for_each_td(td, i) {
8243be59
JA		 2059 if (!td->o.stats)
2060 continue;
2dc1bbeb
JA		 2061 if (idx && (!td->o.group_reporting ||
2062 (td->o.group_reporting && last_ts != td->groupid))) {
7abd0e3a
JA		 2063 idx = 0;
2064 j++;
2065 }
2066
2067 last_ts = td->groupid;
2068
756867bd
JA		 2069 ts = &threadstats[j];
2070
83349190 2071 ts->clat_percentiles = td->o.clat_percentiles;
b599759b 2072 ts->lat_percentiles = td->o.lat_percentiles;
56440e63 2073 ts->slat_percentiles = td->o.slat_percentiles;
435d195a 2074 ts->percentile_precision = td->o.percentile_precision;
fd112d34 2075 memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
66e19a38 2076 opt_lists[j] = &td->opt_list;
83349190 2077
197574e4 2078 idx++;
6586ee89 2079 ts->members++;
756867bd 2080
7abd0e3a 2081 if (ts->groupid == -1) {
2dc84ba7
JA		 2082 /*
2083 * These are per-group shared already
2084 */
36833fb0 2085 snprintf(ts->name, sizeof(ts->name), "%s", td->o.name);
a64e88da 2086 if (td->o.description)
36833fb0
BVA		 2087 snprintf(ts->description,
2088 sizeof(ts->description), "%s",
2089 td->o.description);
a64e88da 2090 else
4e59d0f3 2091 memset(ts->description, 0, FIO_JOBDESC_SIZE);
a64e88da 2092
2f122b13
JA		 2093 /*
2094 * If multiple entries in this group, this is
2095 * the first member.
2096 */
2097 ts->thread_number = td->thread_number;
756867bd 2098 ts->groupid = td->groupid;
2dc84ba7
JA		 2099
2100 /*
2101 * first pid in group, not very useful...
2102 */
756867bd 2103 ts->pid = td->pid;
90fef2d1
JA		 2104
2105 ts->kb_base = td->o.kb_base;
ad705bcb 2106 ts->unit_base = td->o.unit_base;
e883cb35 2107 ts->sig_figs = td->o.sig_figs;
771e58be 2108 ts->unified_rw_rep = td->o.unified_rw_rep;
90fef2d1
JA		 2109 } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
2110 log_info("fio: kb_base differs for jobs in group, using"
2111 " %u as the base\n", ts->kb_base);
8985b491 2112 kb_base_warned = true;
ad705bcb
SN		 2113 } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) {
2114 log_info("fio: unit_base differs for jobs in group, using"
2115 " %u as the base\n", ts->unit_base);
8985b491 2116 unit_base_warned = true;
2dc84ba7
JA		 2117 }
2118
f2bba182
RR		 2119 ts->continue_on_error = td->o.continue_on_error;
2120 ts->total_err_count += td->total_err_count;
2121 ts->first_error = td->first_error;
2122 if (!ts->error) {
2123 if (!td->error && td->o.continue_on_error &&
2124 td->first_error) {
2125 ts->error = td->first_error;
36833fb0
BVA		 2126 snprintf(ts->verror, sizeof(ts->verror), "%s",
2127 td->verror);
f2bba182
RR		 2128 } else if (td->error) {
2129 ts->error = td->error;
36833fb0
BVA		 2130 snprintf(ts->verror, sizeof(ts->verror), "%s",
2131 td->verror);
f2bba182 2132 }
756867bd
JA		 2133 }
2134
3e260a46
JA		 2135 ts->latency_depth = td->latency_qd;
2136 ts->latency_target = td->o.latency_target;
2137 ts->latency_percentile = td->o.latency_percentile;
2138 ts->latency_window = td->o.latency_window;
2139
0e4dd95c 2140 ts->nr_block_infos = td->ts.nr_block_infos;
4da24b69
JA		 2141 for (k = 0; k < ts->nr_block_infos; k++)
2142 ts->block_infos[k] = td->ts.block_infos[k];
0e4dd95c 2143
fd595830 2144 sum_thread_stats(ts, &td->ts, idx == 1);
16e56d25 2145
bb49c8bd
VF		 2146 if (td->o.ss_dur) {
2147 ts->ss_state = td->ss.state;
2148 ts->ss_dur = td->ss.dur;
2149 ts->ss_head = td->ss.head;
bb49c8bd
VF		 2150 ts->ss_bw_data = td->ss.bw_data;
2151 ts->ss_iops_data = td->ss.iops_data;
2152 ts->ss_limit.u.f = td->ss.limit;
2153 ts->ss_slope.u.f = td->ss.slope;
2154 ts->ss_deviation.u.f = td->ss.deviation;
2155 ts->ss_criterion.u.f = td->ss.criterion;
2156 }
16e56d25 2157 else
bb49c8bd 2158 ts->ss_dur = ts->ss_state = 0;
756867bd
JA		 2159 }
2160
2161 for (i = 0; i < nr_ts; i++) {
94370ac4 2162 unsigned long long bw;
3c39a379 2163
756867bd 2164 ts = &threadstats[i];
dedb88eb
JA		 2165 if (ts->groupid == -1)
2166 continue;
756867bd 2167 rs = &runstats[ts->groupid];
90fef2d1 2168 rs->kb_base = ts->kb_base;
ad705bcb 2169 rs->unit_base = ts->unit_base;
e883cb35 2170 rs->sig_figs = ts->sig_figs;
771e58be 2171 rs->unified_rw_rep += ts->unified_rw_rep;
3c39a379 2172
6eaf09d6 2173 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
94370ac4
JA		 2174 if (!ts->runtime[j])
2175 continue;
2176 if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j])
2177 rs->min_run[j] = ts->runtime[j];
2178 if (ts->runtime[j] > rs->max_run[j])
2179 rs->max_run[j] = ts->runtime[j];
2180
2181 bw = 0;
af7f87cb
RE		 2182 if (ts->runtime[j])
2183 bw = ts->io_bytes[j] * 1000 / ts->runtime[j];
94370ac4
JA		 2184 if (bw < rs->min_bw[j])
2185 rs->min_bw[j] = bw;
2186 if (bw > rs->max_bw[j])
2187 rs->max_bw[j] = bw;
2188
af7f87cb 2189 rs->iobytes[j] += ts->io_bytes[j];
94370ac4 2190 }
3c39a379
JA		 2191 }
2192
2193 for (i = 0; i < groupid + 1; i++) {
6eaf09d6
SL		 2194 int ddir;
2195
3c39a379
JA		 2196 rs = &runstats[i];
2197
6eaf09d6
SL		 2198 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2199 if (rs->max_run[ddir])
af7f87cb 2200 rs->agg[ddir] = (rs->iobytes[ddir] * 1000) /
6eaf09d6
SL		 2201 rs->max_run[ddir];
2202 }
3c39a379
JA		 2203 }
2204
a666cab8 2205 for (i = 0; i < FIO_OUTPUT_NR; i++)
e250c0a9 2206 buf_output_init(&output[i]);
a666cab8 2207
3c39a379
JA		 2208 /*
2209 * don't overwrite last signal output
2210 */
129fb2d4 2211 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2212 log_buf(&output[__FIO_OUTPUT_NORMAL], "\n");
129fb2d4 2213 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2214 struct thread_data *global;
35326842 2215 char time_buf[32];
aa7d2ef0
RH		 2216 struct timeval now;
2217 unsigned long long ms_since_epoch;
afd74e2a 2218 time_t tv_sec;
91e53870 2219
aa7d2ef0
RH		 2220 gettimeofday(&now, NULL);
2221 ms_since_epoch = (unsigned long long)(now.tv_sec) * 1000 +
2222 (unsigned long long)(now.tv_usec) / 1000;
2223
afd74e2a
BVA		 2224 tv_sec = now.tv_sec;
2225 os_ctime_r(&tv_sec, time_buf, sizeof(time_buf));
1d272416
JA		 2226 if (time_buf[strlen(time_buf) - 1] == '\n')
2227 time_buf[strlen(time_buf) - 1] = '\0';
91e53870 2228
cc372b17
SL		 2229 root = json_create_object();
2230 json_object_add_value_string(root, "fio version", fio_version_string);
aa7d2ef0
RH		 2231 json_object_add_value_int(root, "timestamp", now.tv_sec);
2232 json_object_add_value_int(root, "timestamp_ms", ms_since_epoch);
91e53870 2233 json_object_add_value_string(root, "time", time_buf);
66e19a38 2234 global = get_global_options();
0cf542af 2235 json_add_job_opts(root, "global options", &global->opt_list);
cc372b17
SL		 2236 array = json_create_array();
2237 json_object_add_value_array(root, "jobs", array);
2238 }
3c39a379 2239
0279b880
JA		 2240 if (is_backend)
2241 fio_server_send_job_options(&get_global_options()->opt_list, -1U);
2242
756867bd
JA		 2243 for (i = 0; i < nr_ts; i++) {
2244 ts = &threadstats[i];
2245 rs = &runstats[ts->groupid];
3c39a379 2246
0279b880
JA		 2247 if (is_backend) {
2248 fio_server_send_job_options(opt_lists[i], i);
a64e88da 2249 fio_server_send_ts(ts, rs);
0279b880 2250 } else {
129fb2d4 2251 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 2252 show_thread_status_terse(ts, rs, &output[__FIO_OUTPUT_TERSE]);
129fb2d4 2253 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2254 struct json_object *tmp = show_thread_status_json(ts, rs, opt_lists[i]);
129fb2d4
JA		 2255 json_array_add_value_object(array, tmp);
2256 }
2257 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2258 show_thread_status_normal(ts, rs, &output[__FIO_OUTPUT_NORMAL]);
129fb2d4 2259 }
3c39a379 2260 }
ab34ddd1 2261 if (!is_backend && (output_format & FIO_OUTPUT_JSON)) {
cc372b17 2262 /* disk util stats, if any */
a666cab8 2263 show_disk_util(1, root, &output[__FIO_OUTPUT_JSON]);
cc372b17 2264
a666cab8 2265 show_idle_prof_stats(FIO_OUTPUT_JSON, root, &output[__FIO_OUTPUT_JSON]);
f2a2ce0e 2266
a666cab8
JA		 2267 json_print_object(root, &output[__FIO_OUTPUT_JSON]);
2268 log_buf(&output[__FIO_OUTPUT_JSON], "\n");
cc372b17
SL		 2269 json_free_object(root);
2270 }
3c39a379 2271
72c27ff8
JA		 2272 for (i = 0; i < groupid + 1; i++) {
2273 rs = &runstats[i];
3c39a379 2274
72c27ff8 2275 rs->groupid = i;
d09a64a0 2276 if (is_backend)
72c27ff8 2277 fio_server_send_gs(rs);
129fb2d4 2278 else if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2279 show_group_stats(rs, &output[__FIO_OUTPUT_NORMAL]);
c6ae0a5b 2280 }
eecf272f 2281
72c27ff8
JA		 2282 if (is_backend)
2283 fio_server_send_du();
129fb2d4 2284 else if (output_format & FIO_OUTPUT_NORMAL) {
a666cab8
JA		 2285 show_disk_util(0, NULL, &output[__FIO_OUTPUT_NORMAL]);
2286 show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL, &output[__FIO_OUTPUT_NORMAL]);
60904003 2287 }
f2a2ce0e 2288
3d57c0e9 2289 for (i = 0; i < FIO_OUTPUT_NR; i++) {
3dc3aa41 2290 struct buf_output *out = &output[i];
8dd0eca3 2291
3dc3aa41 2292 log_info_buf(out->buf, out->buflen);
3dc3aa41 2293 buf_output_free(out);
3d57c0e9 2294 }
2b8c71b0 2295
7ceefc09
FS		 2296 fio_idle_prof_cleanup();
2297
fdd5f15f 2298 log_info_flush();
eecf272f 2299 free(runstats);
756867bd 2300 free(threadstats);
66e19a38 2301 free(opt_lists);
3c39a379
JA		 2302}
2303
5ddc6707 2304void __show_running_run_stats(void)
b852e7cf
JA		 2305{
2306 struct thread_data *td;
2307 unsigned long long *rt;
8b6a404c 2308 struct timespec ts;
b852e7cf
JA		 2309 int i;
2310
971caeb1 2311 fio_sem_down(stat_sem);
90811930 2312
b852e7cf 2313 rt = malloc(thread_number * sizeof(unsigned long long));
8b6a404c 2314 fio_gettime(&ts, NULL);
b852e7cf
JA		 2315
2316 for_each_td(td, i) {
c97f1ad6 2317 td->update_rusage = 1;
6eaf09d6
SL		 2318 td->ts.io_bytes[DDIR_READ] = td->io_bytes[DDIR_READ];
2319 td->ts.io_bytes[DDIR_WRITE] = td->io_bytes[DDIR_WRITE];
2320 td->ts.io_bytes[DDIR_TRIM] = td->io_bytes[DDIR_TRIM];
8b6a404c 2321 td->ts.total_run_time = mtime_since(&td->epoch, &ts);
6c041a88 2322
8b6a404c 2323 rt[i] = mtime_since(&td->start, &ts);
6c041a88 2324 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
2325 td->ts.runtime[DDIR_READ] += rt[i];
2326 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
2327 td->ts.runtime[DDIR_WRITE] += rt[i];
2328 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
2329 td->ts.runtime[DDIR_TRIM] += rt[i];
b852e7cf
JA		 2330 }
2331
c97f1ad6 2332 for_each_td(td, i) {
fda2cfac
JA		 2333 if (td->runstate >= TD_EXITED)
2334 continue;
c97f1ad6
JA		 2335 if (td->rusage_sem) {
2336 td->update_rusage = 1;
971caeb1 2337 fio_sem_down(td->rusage_sem);
c97f1ad6
JA		 2338 }
2339 td->update_rusage = 0;
2340 }
2341
cef9175e 2342 __show_run_stats();
b852e7cf
JA		 2343
2344 for_each_td(td, i) {
6c041a88 2345 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
b852e7cf 2346 td->ts.runtime[DDIR_READ] -= rt[i];
6c041a88 2347 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
b852e7cf 2348 td->ts.runtime[DDIR_WRITE] -= rt[i];
6c041a88 2349 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
6eaf09d6 2350 td->ts.runtime[DDIR_TRIM] -= rt[i];
b852e7cf
JA		 2351 }
2352
2353 free(rt);
971caeb1 2354 fio_sem_up(stat_sem);
b852e7cf
JA		 2355}
2356
8985b491 2357static bool status_interval_init;
8b6a404c 2358static struct timespec status_time;
8985b491 2359static bool status_file_disabled;
06464907 2360
dac45f23 2361#define FIO_STATUS_FILE "fio-dump-status"
06464907
JA		 2362
2363static int check_status_file(void)
2364{
2365 struct stat sb;
a0bafb7d
BC		 2366 const char *temp_dir;
2367 char fio_status_file_path[PATH_MAX];
06464907 2368
77d99675
JA		 2369 if (status_file_disabled)
2370 return 0;
2371
a0bafb7d 2372 temp_dir = getenv("TMPDIR");
48b16e27 2373 if (temp_dir == NULL) {
a0bafb7d 2374 temp_dir = getenv("TEMP");
48b16e27
JA		 2375 if (temp_dir && strlen(temp_dir) >= PATH_MAX)
2376 temp_dir = NULL;
2377 }
a0bafb7d
BC		 2378 if (temp_dir == NULL)
2379 temp_dir = "/tmp";
3544731c
BVA		 2380#ifdef __COVERITY__
2381 __coverity_tainted_data_sanitize__(temp_dir);
2382#endif
a0bafb7d
BC		 2383
2384 snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE);
2385
2386 if (stat(fio_status_file_path, &sb))
06464907
JA		 2387 return 0;
2388
77d99675
JA		 2389 if (unlink(fio_status_file_path) < 0) {
2390 log_err("fio: failed to unlink %s: %s\n", fio_status_file_path,
2391 strerror(errno));
2392 log_err("fio: disabling status file updates\n");
8985b491 2393 status_file_disabled = true;
77d99675
JA		 2394 }
2395
06464907
JA		 2396 return 1;
2397}
2398
2399void check_for_running_stats(void)
2400{
2401 if (status_interval) {
2402 if (!status_interval_init) {
2403 fio_gettime(&status_time, NULL);
8985b491 2404 status_interval_init = true;
06464907
JA		 2405 } else if (mtime_since_now(&status_time) >= status_interval) {
2406 show_running_run_stats();
2407 fio_gettime(&status_time, NULL);
2408 return;
2409 }
2410 }
2411 if (check_status_file()) {
2412 show_running_run_stats();
2413 return;
2414 }
2415}
2416
d6bb626e 2417static inline void add_stat_sample(struct io_stat *is, unsigned long long data)
3c39a379 2418{
68704084 2419 double val = data;
6660cc67 2420 double delta;
68704084
JA		 2421
2422 if (data > is->max_val)
2423 is->max_val = data;
2424 if (data < is->min_val)
2425 is->min_val = data;
2426
802ad4a8 2427 delta = val - is->mean.u.f;
ef11d737 2428 if (delta) {
802ad4a8
JA		 2429 is->mean.u.f += delta / (is->samples + 1.0);
2430 is->S.u.f += delta * (val - is->mean.u.f);
ef11d737 2431 }
3c39a379 2432
3c39a379
JA		 2433 is->samples++;
2434}
2435
7e419452
JA		 2436/*
2437 * Return a struct io_logs, which is added to the tail of the log
2438 * list for 'iolog'.
2439 */
2440static struct io_logs *get_new_log(struct io_log *iolog)
2441{
2442 size_t new_size, new_samples;
2443 struct io_logs *cur_log;
2444
2445 /*
2446 * Cap the size at MAX_LOG_ENTRIES, so we don't keep doubling
2447 * forever
2448 */
2449 if (!iolog->cur_log_max)
2450 new_samples = DEF_LOG_ENTRIES;
2451 else {
2452 new_samples = iolog->cur_log_max * 2;
2453 if (new_samples > MAX_LOG_ENTRIES)
2454 new_samples = MAX_LOG_ENTRIES;
2455 }
2456
7e419452 2457 new_size = new_samples * log_entry_sz(iolog);
7e419452 2458
90d2d53f 2459 cur_log = smalloc(sizeof(*cur_log));
7e419452
JA		 2460 if (cur_log) {
2461 INIT_FLIST_HEAD(&cur_log->list);
2462 cur_log->log = malloc(new_size);
2463 if (cur_log->log) {
2464 cur_log->nr_samples = 0;
2465 cur_log->max_samples = new_samples;
2466 flist_add_tail(&cur_log->list, &iolog->io_logs);
2467 iolog->cur_log_max = new_samples;
2468 return cur_log;
2469 }
90d2d53f 2470 sfree(cur_log);
7e419452
JA		 2471 }
2472
2473 return NULL;
2474}
2475
1fed2080
JA		 2476/*
2477 * Add and return a new log chunk, or return current log if big enough
2478 */
2479static struct io_logs *regrow_log(struct io_log *iolog)
7e419452
JA		 2480{
2481 struct io_logs *cur_log;
1fed2080 2482 int i;
7e419452 2483
1fed2080 2484 if (!iolog || iolog->disabled)
2ab71dc4 2485 goto disable;
7e419452 2486
1fed2080 2487 cur_log = iolog_cur_log(iolog);
a9afa45a
JA		 2488 if (!cur_log) {
2489 cur_log = get_new_log(iolog);
2490 if (!cur_log)
2491 return NULL;
2492 }
2493
7e419452
JA		 2494 if (cur_log->nr_samples < cur_log->max_samples)
2495 return cur_log;
2496
2497 /*
2498 * No room for a new sample. If we're compressing on the fly, flush
2499 * out the current chunk
2500 */
2501 if (iolog->log_gz) {
2502 if (iolog_cur_flush(iolog, cur_log)) {
2503 log_err("fio: failed flushing iolog! Will stop logging.\n");
2504 return NULL;
2505 }
2506 }
2507
2508 /*
2509 * Get a new log array, and add to our list
2510 */
2511 cur_log = get_new_log(iolog);
1fed2080
JA		 2512 if (!cur_log) {
2513 log_err("fio: failed extending iolog! Will stop logging.\n");
2514 return NULL;
2515 }
2516
2517 if (!iolog->pending || !iolog->pending->nr_samples)
80a24ba9 2518 return cur_log;
7e419452 2519
1fed2080
JA		 2520 /*
2521 * Flush pending items to new log
2522 */
2523 for (i = 0; i < iolog->pending->nr_samples; i++) {
2524 struct io_sample *src, *dst;
2525
2526 src = get_sample(iolog, iolog->pending, i);
2527 dst = get_sample(iolog, cur_log, i);
2528 memcpy(dst, src, log_entry_sz(iolog));
2529 }
0b2eef49 2530 cur_log->nr_samples = iolog->pending->nr_samples;
1fed2080
JA		 2531
2532 iolog->pending->nr_samples = 0;
2533 return cur_log;
2ab71dc4
JA		 2534disable:
2535 if (iolog)
2536 iolog->disabled = true;
2537 return NULL;
1fed2080
JA		 2538}
2539
2540void regrow_logs(struct thread_data *td)
2541{
2ab71dc4
JA		 2542 regrow_log(td->slat_log);
2543 regrow_log(td->clat_log);
1e613c9c 2544 regrow_log(td->clat_hist_log);
2ab71dc4
JA		 2545 regrow_log(td->lat_log);
2546 regrow_log(td->bw_log);
2547 regrow_log(td->iops_log);
1fed2080
JA		 2548 td->flags &= ~TD_F_REGROW_LOGS;
2549}
2550
2551static struct io_logs *get_cur_log(struct io_log *iolog)
2552{
2553 struct io_logs *cur_log;
2554
2555 cur_log = iolog_cur_log(iolog);
2556 if (!cur_log) {
2557 cur_log = get_new_log(iolog);
2558 if (!cur_log)
2559 return NULL;
2560 }
2561
2562 if (cur_log->nr_samples < cur_log->max_samples)
2563 return cur_log;
2564
2565 /*
1eb467fb
JA		 2566 * Out of space. If we're in IO offload mode, or we're not doing
2567 * per unit logging (hence logging happens outside of the IO thread
2568 * as well), add a new log chunk inline. If we're doing inline
2569 * submissions, flag 'td' as needing a log regrow and we'll take
2570 * care of it on the submission side.
1fed2080 2571 */
ab5643cb 2572 if ((iolog->td && iolog->td->o.io_submit_mode == IO_MODE_OFFLOAD) ||
1eb467fb 2573 !per_unit_log(iolog))
1fed2080
JA		 2574 return regrow_log(iolog);
2575
ab5643cb
IK		 2576 if (iolog->td)
2577 iolog->td->flags |= TD_F_REGROW_LOGS;
2578 if (iolog->pending)
2579 assert(iolog->pending->nr_samples < iolog->pending->max_samples);
1fed2080 2580 return iolog->pending;
7e419452
JA		 2581}
2582
af2fde19 2583static void __add_log_sample(struct io_log *iolog, union io_sample_data data,
5fff9543 2584 enum fio_ddir ddir, unsigned long long bs,
b2a432bf 2585 unsigned long t, uint64_t offset, uint8_t priority_bit)
3c39a379 2586{
7e419452 2587 struct io_logs *cur_log;
306ddc97 2588
3c568239
JA		 2589 if (iolog->disabled)
2590 return;
7e419452 2591 if (flist_empty(&iolog->io_logs))
8355119b 2592 iolog->avg_last[ddir] = t;
b8bc8cba 2593
7e419452
JA		 2594 cur_log = get_cur_log(iolog);
2595 if (cur_log) {
2596 struct io_sample *s;
3c39a379 2597
7e419452 2598 s = get_sample(iolog, cur_log, cur_log->nr_samples);
3c39a379 2599
af2fde19 2600 s->data = data;
a9179eeb 2601 s->time = t + (iolog->td ? iolog->td->unix_epoch : 0);
7e419452
JA		 2602 io_sample_set_ddir(iolog, s, ddir);
2603 s->bs = bs;
b2a432bf 2604 s->priority_bit = priority_bit;
ae588852 2605
7e419452
JA		 2606 if (iolog->log_offset) {
2607 struct io_sample_offset *so = (void *) s;
ae588852 2608
7e419452
JA		 2609 so->offset = offset;
2610 }
ae588852 2611
7e419452
JA		 2612 cur_log->nr_samples++;
2613 return;
ae588852
JA		 2614 }
2615
7e419452 2616 iolog->disabled = true;
3c39a379
JA		 2617}
2618
7fb28d36
JA		 2619static inline void reset_io_stat(struct io_stat *ios)
2620{
5b8f19b7
JA		 2621 ios->min_val = -1ULL;
2622 ios->max_val = ios->samples = 0;
7fb28d36
JA		 2623 ios->mean.u.f = ios->S.u.f = 0;
2624}
2625
6bb58215
JA		 2626void reset_io_stats(struct thread_data *td)
2627{
2628 struct thread_stat *ts = &td->ts;
df8781b6 2629 int i, j, k;
6bb58215
JA		 2630
2631 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
b2a432bf 2632 reset_io_stat(&ts->clat_high_prio_stat[i]);
efd78265 2633 reset_io_stat(&ts->clat_low_prio_stat[i]);
6bb58215
JA		 2634 reset_io_stat(&ts->clat_stat[i]);
2635 reset_io_stat(&ts->slat_stat[i]);
2636 reset_io_stat(&ts->lat_stat[i]);
2637 reset_io_stat(&ts->bw_stat[i]);
2638 reset_io_stat(&ts->iops_stat[i]);
2639
2640 ts->io_bytes[i] = 0;
2641 ts->runtime[i] = 0;
71cb78c1
VF		 2642 ts->total_io_u[i] = 0;
2643 ts->short_io_u[i] = 0;
2644 ts->drop_io_u[i] = 0;
6bb58215 2645
b2b3eefe 2646 for (j = 0; j < FIO_IO_U_PLAT_NR; j++) {
b2a432bf 2647 ts->io_u_plat_high_prio[i][j] = 0;
efd78265 2648 ts->io_u_plat_low_prio[i][j] = 0;
b2b3eefe
JA		 2649 if (!i)
2650 ts->io_u_sync_plat[j] = 0;
2651 }
6bb58215
JA		 2652 }
2653
df8781b6
VF		 2654 for (i = 0; i < FIO_LAT_CNT; i++)
2655 for (j = 0; j < DDIR_RWDIR_CNT; j++)
2656 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
2657 ts->io_u_plat[i][j][k] = 0;
2658
7f3ecee2
JA		 2659 ts->total_io_u[DDIR_SYNC] = 0;
2660
6bb58215
JA		 2661 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
2662 ts->io_u_map[i] = 0;
2663 ts->io_u_submit[i] = 0;
2664 ts->io_u_complete[i] = 0;
71cb78c1
VF		 2665 }
2666
d6bb626e
VF		 2667 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
2668 ts->io_u_lat_n[i] = 0;
71cb78c1 2669 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
6bb58215 2670 ts->io_u_lat_u[i] = 0;
71cb78c1 2671 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
6bb58215 2672 ts->io_u_lat_m[i] = 0;
6bb58215 2673
71cb78c1
VF		 2674 ts->total_submit = 0;
2675 ts->total_complete = 0;
fd5d733f 2676 ts->nr_zone_resets = 0;
96563db9 2677 ts->cachehit = ts->cachemiss = 0;
6bb58215
JA		 2678}
2679
d96d3bb3 2680static void __add_stat_to_log(struct io_log *iolog, enum fio_ddir ddir,
b2a432bf 2681 unsigned long elapsed, bool log_max, uint8_t priority_bit)
99007068
PO		 2682{
2683 /*
2684 * Note an entry in the log. Use the mean from the logged samples,
2685 * making sure to properly round up. Only write a log entry if we
2686 * had actual samples done.
2687 */
d96d3bb3 2688 if (iolog->avg_window[ddir].samples) {
af2fde19 2689 union io_sample_data data;
99007068 2690
e6989e10 2691 if (log_max)
af2fde19 2692 data.val = iolog->avg_window[ddir].max_val;
e6989e10 2693 else
af2fde19 2694 data.val = iolog->avg_window[ddir].mean.u.f + 0.50;
e6989e10 2695
b2a432bf 2696 __add_log_sample(iolog, data, ddir, 0, elapsed, 0, priority_bit);
99007068 2697 }
99007068 2698
d96d3bb3
JA		 2699 reset_io_stat(&iolog->avg_window[ddir]);
2700}
99007068 2701
e6989e10 2702static void _add_stat_to_log(struct io_log *iolog, unsigned long elapsed,
b2a432bf 2703 bool log_max, uint8_t priority_bit)
d96d3bb3
JA		 2704{
2705 int ddir;
99007068 2706
d96d3bb3 2707 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
b2a432bf 2708 __add_stat_to_log(iolog, ddir, elapsed, log_max, priority_bit);
99007068
PO		 2709}
2710
674456bf
JF		 2711static unsigned long add_log_sample(struct thread_data *td,
2712 struct io_log *iolog,
2713 union io_sample_data data,
5fff9543 2714 enum fio_ddir ddir, unsigned long long bs,
b2a432bf 2715 uint64_t offset, uint8_t priority_bit)
bb3884d8 2716{
7fb28d36 2717 unsigned long elapsed, this_window;
b8bc8cba 2718
ff58fced 2719 if (!ddir_rw(ddir))
d454a205 2720 return 0;
ff58fced 2721
b8bc8cba
JA		 2722 elapsed = mtime_since_now(&td->epoch);
2723
2724 /*
2725 * If no time averaging, just add the log sample.
2726 */
2727 if (!iolog->avg_msec) {
b2a432bf 2728 __add_log_sample(iolog, data, ddir, bs, elapsed, offset, priority_bit);
d454a205 2729 return 0;
b8bc8cba
JA		 2730 }
2731
2732 /*
2733 * Add the sample. If the time period has passed, then
2734 * add that entry to the log and clear.
2735 */
af2fde19 2736 add_stat_sample(&iolog->avg_window[ddir], data.val);
b8bc8cba 2737
7fb28d36
JA		 2738 /*
2739 * If period hasn't passed, adding the above sample is all we
2740 * need to do.
2741 */
8355119b
SW		 2742 this_window = elapsed - iolog->avg_last[ddir];
2743 if (elapsed < iolog->avg_last[ddir])
2744 return iolog->avg_last[ddir] - elapsed;
f5a568cf 2745 else if (this_window < iolog->avg_msec) {
674456bf 2746 unsigned long diff = iolog->avg_msec - this_window;
d454a205 2747
b392f36d 2748 if (inline_log(iolog) || diff > LOG_MSEC_SLACK)
d454a205
JA		 2749 return diff;
2750 }
b8bc8cba 2751
640150c1 2752 __add_stat_to_log(iolog, ddir, elapsed, td->o.log_max != 0, priority_bit);
b8bc8cba 2753
8355119b 2754 iolog->avg_last[ddir] = elapsed - (this_window - iolog->avg_msec);
d454a205 2755 return iolog->avg_msec;
99007068 2756}
6eaf09d6 2757
a47591e4 2758void finalize_logs(struct thread_data *td, bool unit_logs)
99007068
PO		 2759{
2760 unsigned long elapsed;
6eaf09d6 2761
99007068 2762 elapsed = mtime_since_now(&td->epoch);
b8bc8cba 2763
a47591e4 2764 if (td->clat_log && unit_logs)
b2a432bf 2765 _add_stat_to_log(td->clat_log, elapsed, td->o.log_max != 0, 0);
a47591e4 2766 if (td->slat_log && unit_logs)
b2a432bf 2767 _add_stat_to_log(td->slat_log, elapsed, td->o.log_max != 0, 0);
a47591e4 2768 if (td->lat_log && unit_logs)
b2a432bf 2769 _add_stat_to_log(td->lat_log, elapsed, td->o.log_max != 0, 0);
a47591e4 2770 if (td->bw_log && (unit_logs == per_unit_log(td->bw_log)))
b2a432bf 2771 _add_stat_to_log(td->bw_log, elapsed, td->o.log_max != 0, 0);
a47591e4 2772 if (td->iops_log && (unit_logs == per_unit_log(td->iops_log)))
b2a432bf 2773 _add_stat_to_log(td->iops_log, elapsed, td->o.log_max != 0, 0);
bb3884d8
JA		 2774}
2775
b2a432bf
PC		 2776void add_agg_sample(union io_sample_data data, enum fio_ddir ddir, unsigned long long bs,
2777 uint8_t priority_bit)
bb3884d8 2778{
ff58fced 2779 struct io_log *iolog;
bb3884d8 2780
ff58fced
JA		 2781 if (!ddir_rw(ddir))
2782 return;
2783
2784 iolog = agg_io_log[ddir];
b2a432bf 2785 __add_log_sample(iolog, data, ddir, bs, mtime_since_genesis(), 0, priority_bit);
bb3884d8
JA		 2786}
2787
b2b3eefe
JA		 2788void add_sync_clat_sample(struct thread_stat *ts, unsigned long long nsec)
2789{
2790 unsigned int idx = plat_val_to_idx(nsec);
2791 assert(idx < FIO_IO_U_PLAT_NR);
2792
2793 ts->io_u_sync_plat[idx]++;
2794 add_stat_sample(&ts->sync_stat, nsec);
2795}
2796
56440e63
VF		 2797static void add_lat_percentile_sample_noprio(struct thread_stat *ts,
2798 unsigned long long nsec, enum fio_ddir ddir, enum fio_lat lat)
83349190 2799{
d6bb626e 2800 unsigned int idx = plat_val_to_idx(nsec);
83349190
YH		 2801 assert(idx < FIO_IO_U_PLAT_NR);
2802
56440e63
VF		 2803 ts->io_u_plat[lat][ddir][idx]++;
2804}
b2a432bf 2805
56440e63
VF		 2806static void add_lat_percentile_sample(struct thread_stat *ts,
2807 unsigned long long nsec, enum fio_ddir ddir, uint8_t priority_bit,
2808 enum fio_lat lat)
2809{
2810 unsigned int idx = plat_val_to_idx(nsec);
2811
2812 add_lat_percentile_sample_noprio(ts, nsec, ddir, lat);
2813
2814 if (!priority_bit)
efd78265 2815 ts->io_u_plat_low_prio[ddir][idx]++;
56440e63 2816 else
b2a432bf 2817 ts->io_u_plat_high_prio[ddir][idx]++;
83349190
YH		 2818}
2819
1e97cce9 2820void add_clat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 2821 unsigned long long nsec, unsigned long long bs,
b2a432bf 2822 uint64_t offset, uint8_t priority_bit)
3c39a379 2823{
26b3a188 2824 const bool needs_lock = td_async_processing(td);
1e613c9c 2825 unsigned long elapsed, this_window;
756867bd 2826 struct thread_stat *ts = &td->ts;
1e613c9c 2827 struct io_log *iolog = td->clat_hist_log;
079ad09b 2828
26b3a188
JA		 2829 if (needs_lock)
2830 __td_io_u_lock(td);
75dc383e 2831
d6bb626e 2832 add_stat_sample(&ts->clat_stat[ddir], nsec);
3c39a379 2833
38ec5c51
VF		 2834 if (!ts->lat_percentiles) {
2835 if (priority_bit)
2836 add_stat_sample(&ts->clat_high_prio_stat[ddir], nsec);
2837 else
efd78265 2838 add_stat_sample(&ts->clat_low_prio_stat[ddir], nsec);
b2a432bf
PC		 2839 }
2840
7b9f733a 2841 if (td->clat_log)
d6bb626e 2842 add_log_sample(td, td->clat_log, sample_val(nsec), ddir, bs,
b2a432bf 2843 offset, priority_bit);
83349190 2844
b2a432bf 2845 if (ts->clat_percentiles) {
56440e63
VF		 2846 if (ts->lat_percentiles)
2847 add_lat_percentile_sample_noprio(ts, nsec, ddir, FIO_CLAT);
2848 else
2849 add_lat_percentile_sample(ts, nsec, ddir, priority_bit, FIO_CLAT);
b2a432bf 2850 }
75dc383e 2851
1e613c9c 2852 if (iolog && iolog->hist_msec) {
93168285
JA		 2853 struct io_hist *hw = &iolog->hist_window[ddir];
2854
2855 hw->samples++;
1e613c9c 2856 elapsed = mtime_since_now(&td->epoch);
93168285 2857 if (!hw->hist_last)
1e613c9c
KC		 2858 hw->hist_last = elapsed;
2859 this_window = elapsed - hw->hist_last;
7a4e480d 2860
1e613c9c 2861 if (this_window >= iolog->hist_msec) {
6cc0e5aa 2862 uint64_t *io_u_plat;
65a4d15c 2863 struct io_u_plat_entry *dst;
93168285 2864
1e613c9c 2865 /*
93168285
JA		 2866 * Make a byte-for-byte copy of the latency histogram
2867 * stored in td->ts.io_u_plat[ddir], recording it in a
2868 * log sample. Note that the matching call to free() is
2869 * located in iolog.c after printing this sample to the
2870 * log file.
1e613c9c 2871 */
df8781b6 2872 io_u_plat = (uint64_t *) td->ts.io_u_plat[FIO_CLAT][ddir];
65a4d15c
KC		 2873 dst = malloc(sizeof(struct io_u_plat_entry));
2874 memcpy(&(dst->io_u_plat), io_u_plat,
1fb9250b 2875 FIO_IO_U_PLAT_NR * sizeof(uint64_t));
d730bc58 2876 flist_add(&dst->list, &hw->list);
af2fde19 2877 __add_log_sample(iolog, sample_plat(dst), ddir, bs,
b2a432bf 2878 elapsed, offset, priority_bit);
1e613c9c
KC		 2879
2880 /*
93168285
JA		 2881 * Update the last time we recorded as being now, minus
2882 * any drift in time we encountered before actually
2883 * making the record.
1e613c9c
KC		 2884 */
2885 hw->hist_last = elapsed - (this_window - iolog->hist_msec);
2886 hw->samples = 0;
2887 }
2888 }
2889
26b3a188
JA		 2890 if (needs_lock)
2891 __td_io_u_unlock(td);
3c39a379
JA		 2892}
2893
1e97cce9 2894void add_slat_sample(struct thread_data *td, enum fio_ddir ddir,
56440e63 2895 unsigned long long nsec, unsigned long long bs, uint64_t offset,
b2a432bf 2896 uint8_t priority_bit)
3c39a379 2897{
26b3a188 2898 const bool needs_lock = td_async_processing(td);
756867bd 2899 struct thread_stat *ts = &td->ts;
079ad09b 2900
ff58fced
JA		 2901 if (!ddir_rw(ddir))
2902 return;
2903
26b3a188
JA		 2904 if (needs_lock)
2905 __td_io_u_lock(td);
75dc383e 2906
56440e63 2907 add_stat_sample(&ts->slat_stat[ddir], nsec);
3c39a379 2908
7b9f733a 2909 if (td->slat_log)
56440e63 2910 add_log_sample(td, td->slat_log, sample_val(nsec), ddir, bs, offset,
b2a432bf 2911 priority_bit);
75dc383e 2912
56440e63
VF		 2913 if (ts->slat_percentiles)
2914 add_lat_percentile_sample_noprio(ts, nsec, ddir, FIO_SLAT);
2915
26b3a188
JA		 2916 if (needs_lock)
2917 __td_io_u_unlock(td);
3c39a379
JA		 2918}
2919
02af0988 2920void add_lat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 2921 unsigned long long nsec, unsigned long long bs,
b2a432bf 2922 uint64_t offset, uint8_t priority_bit)
02af0988 2923{
26b3a188 2924 const bool needs_lock = td_async_processing(td);
02af0988
JA		 2925 struct thread_stat *ts = &td->ts;
2926
ff58fced
JA		 2927 if (!ddir_rw(ddir))
2928 return;
2929
26b3a188
JA		 2930 if (needs_lock)
2931 __td_io_u_lock(td);
75dc383e 2932
d6bb626e 2933 add_stat_sample(&ts->lat_stat[ddir], nsec);
02af0988 2934
7b9f733a 2935 if (td->lat_log)
d6bb626e 2936 add_log_sample(td, td->lat_log, sample_val(nsec), ddir, bs,
b2a432bf 2937 offset, priority_bit);
75dc383e 2938
38ec5c51 2939 if (ts->lat_percentiles) {
56440e63 2940 add_lat_percentile_sample(ts, nsec, ddir, priority_bit, FIO_LAT);
38ec5c51
VF		 2941 if (priority_bit)
2942 add_stat_sample(&ts->clat_high_prio_stat[ddir], nsec);
2943 else
efd78265 2944 add_stat_sample(&ts->clat_low_prio_stat[ddir], nsec);
b599759b 2945
38ec5c51 2946 }
26b3a188
JA		 2947 if (needs_lock)
2948 __td_io_u_unlock(td);
02af0988
JA		 2949}
2950
a47591e4 2951void add_bw_sample(struct thread_data *td, struct io_u *io_u,
d6bb626e 2952 unsigned int bytes, unsigned long long spent)
a47591e4 2953{
26b3a188 2954 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 2955 struct thread_stat *ts = &td->ts;
2956 unsigned long rate;
2957
2958 if (spent)
d6bb626e 2959 rate = (unsigned long) (bytes * 1000000ULL / spent);
a47591e4
JA		 2960 else
2961 rate = 0;
2962
26b3a188
JA		 2963 if (needs_lock)
2964 __td_io_u_lock(td);
a47591e4
JA		 2965
2966 add_stat_sample(&ts->bw_stat[io_u->ddir], rate);
2967
2968 if (td->bw_log)
af2fde19 2969 add_log_sample(td, td->bw_log, sample_val(rate), io_u->ddir,
b2a432bf 2970 bytes, io_u->offset, io_u_is_prio(io_u));
a47591e4
JA		 2971
2972 td->stat_io_bytes[io_u->ddir] = td->this_io_bytes[io_u->ddir];
26b3a188
JA		 2973
2974 if (needs_lock)
2975 __td_io_u_unlock(td);
a47591e4
JA		 2976}
2977
8b6a404c
VF		 2978static int __add_samples(struct thread_data *td, struct timespec *parent_tv,
2979 struct timespec *t, unsigned int avg_time,
4843277a
JA		 2980 uint64_t *this_io_bytes, uint64_t *stat_io_bytes,
2981 struct io_stat *stat, struct io_log *log,
2982 bool is_kb)
3c39a379 2983{
26b3a188 2984 const bool needs_lock = td_async_processing(td);
ff58fced 2985 unsigned long spent, rate;
a47591e4 2986 enum fio_ddir ddir;
674456bf 2987 unsigned long next, next_log;
d454a205 2988
4843277a 2989 next_log = avg_time;
ff58fced 2990
4843277a
JA		 2991 spent = mtime_since(parent_tv, t);
2992 if (spent < avg_time && avg_time - spent >= LOG_MSEC_SLACK)
2993 return avg_time - spent;
9602d8df 2994
26b3a188
JA		 2995 if (needs_lock)
2996 __td_io_u_lock(td);
a9da8ab2 2997
9602d8df 2998 /*
5daa4ebe
JC		 2999 * Compute both read and write rates for the interval.
3000 */
c1f50f76 3001 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
5daa4ebe
JC		 3002 uint64_t delta;
3003
4843277a 3004 delta = this_io_bytes[ddir] - stat_io_bytes[ddir];
5daa4ebe
JC		 3005 if (!delta)
3006 continue; /* No entries for interval */
3c39a379 3007
4843277a
JA		 3008 if (spent) {
3009 if (is_kb)
3010 rate = delta * 1000 / spent / 1024; /* KiB/s */
3011 else
3012 rate = (delta * 1000) / spent;
3013 } else
0956264f
JA		 3014 rate = 0;
3015
4843277a 3016 add_stat_sample(&stat[ddir], rate);
3c39a379 3017
37181709 3018 if (log) {
5fff9543 3019 unsigned long long bs = 0;
66b98c9f
JA		 3020
3021 if (td->o.min_bs[ddir] == td->o.max_bs[ddir])
3022 bs = td->o.min_bs[ddir];
3023
b2a432bf 3024 next = add_log_sample(td, log, sample_val(rate), ddir, bs, 0, 0);
d454a205 3025 next_log = min(next_log, next);
66b98c9f 3026 }
5daa4ebe 3027
4843277a 3028 stat_io_bytes[ddir] = this_io_bytes[ddir];
5daa4ebe 3029 }
3c39a379 3030
cdb8308d 3031 *parent_tv = *t;
a47591e4 3032
26b3a188
JA		 3033 if (needs_lock)
3034 __td_io_u_unlock(td);
a47591e4 3035
4843277a
JA		 3036 if (spent <= avg_time)
3037 next = avg_time;
306fea38 3038 else
4843277a 3039 next = avg_time - (1 + spent - avg_time);
a47591e4 3040
d454a205 3041 return min(next, next_log);
a47591e4
JA		 3042}
3043
8b6a404c 3044static int add_bw_samples(struct thread_data *td, struct timespec *t)
4843277a
JA		 3045{
3046 return __add_samples(td, &td->bw_sample_time, t, td->o.bw_avg_time,
3047 td->this_io_bytes, td->stat_io_bytes,
3048 td->ts.bw_stat, td->bw_log, true);
3049}
3050
a47591e4
JA		 3051void add_iops_sample(struct thread_data *td, struct io_u *io_u,
3052 unsigned int bytes)
3053{
26b3a188 3054 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3055 struct thread_stat *ts = &td->ts;
3056
26b3a188
JA		 3057 if (needs_lock)
3058 __td_io_u_lock(td);
a47591e4
JA		 3059
3060 add_stat_sample(&ts->iops_stat[io_u->ddir], 1);
3061
3062 if (td->iops_log)
af2fde19 3063 add_log_sample(td, td->iops_log, sample_val(1), io_u->ddir,
b2a432bf 3064 bytes, io_u->offset, io_u_is_prio(io_u));
a47591e4
JA		 3065
3066 td->stat_io_blocks[io_u->ddir] = td->this_io_blocks[io_u->ddir];
26b3a188
JA		 3067
3068 if (needs_lock)
3069 __td_io_u_unlock(td);
3c39a379 3070}
c8eeb9df 3071
8b6a404c 3072static int add_iops_samples(struct thread_data *td, struct timespec *t)
c8eeb9df 3073{
4843277a
JA		 3074 return __add_samples(td, &td->iops_sample_time, t, td->o.iops_avg_time,
3075 td->this_io_blocks, td->stat_io_blocks,
3076 td->ts.iops_stat, td->iops_log, false);
a47591e4
JA		 3077}
3078
3079/*
3080 * Returns msecs to next event
3081 */
3082int calc_log_samples(void)
3083{
3084 struct thread_data *td;
3085 unsigned int next = ~0U, tmp;
8b6a404c 3086 struct timespec now;
a47591e4
JA		 3087 int i;
3088
3089 fio_gettime(&now, NULL);
3090
3091 for_each_td(td, i) {
8243be59
JA		 3092 if (!td->o.stats)
3093 continue;
6a89b401 3094 if (in_ramp_time(td) ||
a47591e4
JA		 3095 !(td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING)) {
3096 next = min(td->o.iops_avg_time, td->o.bw_avg_time);
3097 continue;
3098 }
37181709
AH		 3099 if (!td->bw_log ||
3100 (td->bw_log && !per_unit_log(td->bw_log))) {
a47591e4
JA		 3101 tmp = add_bw_samples(td, &now);
3102 if (tmp < next)
3103 next = tmp;
3104 }
37181709
AH		 3105 if (!td->iops_log ||
3106 (td->iops_log && !per_unit_log(td->iops_log))) {
a47591e4
JA		 3107 tmp = add_iops_samples(td, &now);
3108 if (tmp < next)
3109 next = tmp;
3110 }
3111 }
3112
3113 return next == ~0U ? 0 : next;
c8eeb9df 3114}
cef9175e
JA		 3115
3116void stat_init(void)
3117{
971caeb1 3118 stat_sem = fio_sem_init(FIO_SEM_UNLOCKED);
cef9175e
JA		 3119}
3120
3121void stat_exit(void)
3122{
3123 /*
3124 * When we have the mutex, we know out-of-band access to it
3125 * have ended.
3126 */
971caeb1
BVA		 3127 fio_sem_down(stat_sem);
3128 fio_sem_remove(stat_sem);
cef9175e 3129}
b2ee7647 3130
b2ee7647
JA		 3131/*
3132 * Called from signal handler. Wake up status thread.
3133 */
3134void show_running_run_stats(void)
3135{
a47591e4 3136 helper_do_stat();
b2ee7647 3137}
66347cfa
DE		 3138
3139uint32_t *io_u_block_info(struct thread_data *td, struct io_u *io_u)
3140{
3141 /* Ignore io_u's which span multiple blocks--they will just get
3142 * inaccurate counts. */
3143 int idx = (io_u->offset - io_u->file->file_offset)
3144 / td->o.bs[DDIR_TRIM];
3145 uint32_t *info = &td->ts.block_infos[idx];
3146 assert(idx < td->ts.nr_block_infos);
3147 return info;
3148}
fio - Flexible IO Tester