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stat: code cleanup and leak free
[fio.git] / stat.c
CommitLineData
3c39a379
JA		 1#include <stdio.h>
2#include <string.h>
3#include <sys/time.h>
5c4e1dbc 4#include <sys/stat.h>
3c39a379
JA		 5#include <math.h>
6
7#include "fio.h"
7c9b1bce 8#include "diskutil.h"
c7c6cb4c 9#include "lib/ieee754.h"
cc372b17 10#include "json.h"
44404c5a 11#include "lib/getrusage.h"
f2a2ce0e 12#include "idletime.h"
0f38bbef 13#include "lib/pow2.h"
a666cab8 14#include "lib/output_buffer.h"
a39fb9ea 15#include "helper_thread.h"
90d2d53f 16#include "smalloc.h"
fd5d733f 17#include "zbd.h"
f5bff36e 18#include "oslib/asprintf.h"
3c39a379 19
3d0d549a
BP		 20#ifdef WIN32
21#define LOG_MSEC_SLACK 2
22#else
674456bf 23#define LOG_MSEC_SLACK 1
3d0d549a 24#endif
d454a205 25
971caeb1 26struct fio_sem *stat_sem;
cef9175e 27
210dd0fc
JA		 28void clear_rusage_stat(struct thread_data *td)
29{
30 struct thread_stat *ts = &td->ts;
31
32 fio_getrusage(&td->ru_start);
33 ts->usr_time = ts->sys_time = 0;
34 ts->ctx = 0;
35 ts->minf = ts->majf = 0;
36}
37
3c39a379
JA		 38void update_rusage_stat(struct thread_data *td)
39{
756867bd 40 struct thread_stat *ts = &td->ts;
3c39a379 41
44404c5a 42 fio_getrusage(&td->ru_end);
8b6a404c 43 ts->usr_time += mtime_since_tv(&td->ru_start.ru_utime,
c8aaba19 44 &td->ru_end.ru_utime);
8b6a404c 45 ts->sys_time += mtime_since_tv(&td->ru_start.ru_stime,
c8aaba19
JA		 46 &td->ru_end.ru_stime);
47 ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw
48 - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw);
49 ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt;
50 ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt;
5ec10eaa 51
c8aaba19 52 memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end));
3c39a379
JA		 53}
54
83349190
YH		 55/*
56 * Given a latency, return the index of the corresponding bucket in
57 * the structure tracking percentiles.
58 *
59 * (1) find the group (and error bits) that the value (latency)
60 * belongs to by looking at its MSB. (2) find the bucket number in the
61 * group by looking at the index bits.
62 *
63 */
d6bb626e 64static unsigned int plat_val_to_idx(unsigned long long val)
83349190
YH		 65{
66 unsigned int msb, error_bits, base, offset, idx;
67
68 /* Find MSB starting from bit 0 */
69 if (val == 0)
70 msb = 0;
71 else
d6bb626e 72 msb = (sizeof(val)*8) - __builtin_clzll(val) - 1;
83349190 73
716050f2
JA		 74 /*
75 * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
76 * all bits of the sample as index
77 */
83349190
YH		 78 if (msb <= FIO_IO_U_PLAT_BITS)
79 return val;
80
81 /* Compute the number of error bits to discard*/
82 error_bits = msb - FIO_IO_U_PLAT_BITS;
83
84 /* Compute the number of buckets before the group */
85 base = (error_bits + 1) << FIO_IO_U_PLAT_BITS;
86
716050f2
JA		 87 /*
88 * Discard the error bits and apply the mask to find the
3c3ed070 89 * index for the buckets in the group
716050f2 90 */
83349190
YH		 91 offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits);
92
93 /* Make sure the index does not exceed (array size - 1) */
3c3ed070 94 idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1) ?
83349190
YH		 95 (base + offset) : (FIO_IO_U_PLAT_NR - 1);
96
97 return idx;
98}
99
100/*
101 * Convert the given index of the bucket array to the value
102 * represented by the bucket
103 */
129e4193 104static unsigned long long plat_idx_to_val(unsigned int idx)
83349190 105{
c8b44cfa
RL		 106 unsigned int error_bits;
107 unsigned long long k, base;
83349190
YH		 108
109 assert(idx < FIO_IO_U_PLAT_NR);
110
111 /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
112 * all bits of the sample as index */
3c3ed070 113 if (idx < (FIO_IO_U_PLAT_VAL << 1))
83349190
YH		 114 return idx;
115
116 /* Find the group and compute the minimum value of that group */
3c3ed070 117 error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1;
c8b44cfa 118 base = ((unsigned long long) 1) << (error_bits + FIO_IO_U_PLAT_BITS);
83349190
YH		 119
120 /* Find its bucket number of the group */
121 k = idx % FIO_IO_U_PLAT_VAL;
122
123 /* Return the mean of the range of the bucket */
124 return base + ((k + 0.5) * (1 << error_bits));
125}
126
127static int double_cmp(const void *a, const void *b)
128{
802ad4a8
JA		 129 const fio_fp64_t fa = *(const fio_fp64_t *) a;
130 const fio_fp64_t fb = *(const fio_fp64_t *) b;
83349190
YH		 131 int cmp = 0;
132
802ad4a8 133 if (fa.u.f > fb.u.f)
83349190 134 cmp = 1;
802ad4a8 135 else if (fa.u.f < fb.u.f)
83349190
YH		 136 cmp = -1;
137
138 return cmp;
139}
140
6cc0e5aa 141unsigned int calc_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
d6bb626e
VF		 142 fio_fp64_t *plist, unsigned long long **output,
143 unsigned long long *maxv, unsigned long long *minv)
83349190 144{
447b94e1 145 unsigned long long sum = 0;
1db92cb6 146 unsigned int len, i, j = 0;
d6bb626e 147 unsigned long long *ovals = NULL;
8985b491 148 bool is_last;
1db92cb6 149
d6bb626e 150 *minv = -1ULL;
1db92cb6 151 *maxv = 0;
83349190 152
802ad4a8
JA		 153 len = 0;
154 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
155 len++;
716050f2 156
351de8de 157 if (!len)
1db92cb6 158 return 0;
351de8de 159
716050f2 160 /*
802ad4a8
JA		 161 * Sort the percentile list. Note that it may already be sorted if
162 * we are using the default values, but since it's a short list this
163 * isn't a worry. Also note that this does not work for NaN values.
716050f2 164 */
802ad4a8 165 if (len > 1)
68e0dc1a 166 qsort(plist, len, sizeof(plist[0]), double_cmp);
83349190 167
5d89c625
VF		 168 ovals = malloc(len * sizeof(*ovals));
169 if (!ovals)
170 return 0;
171
4f6f8298
JA		 172 /*
173 * Calculate bucket values, note down max and min values
174 */
8985b491 175 is_last = false;
07511a63 176 for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) {
83349190 177 sum += io_u_plat[i];
298d751e 178 while (sum >= ((long double) plist[j].u.f / 100.0 * nr)) {
802ad4a8 179 assert(plist[j].u.f <= 100.0);
83349190 180
4f6f8298 181 ovals[j] = plat_idx_to_val(i);
1db92cb6
JA		 182 if (ovals[j] < *minv)
183 *minv = ovals[j];
184 if (ovals[j] > *maxv)
185 *maxv = ovals[j];
07511a63 186
8985b491 187 is_last = (j == len - 1) != 0;
07511a63
JA		 188 if (is_last)
189 break;
190
4f6f8298
JA		 191 j++;
192 }
193 }
83349190 194
298d751e
VF		 195 if (!is_last)
196 log_err("fio: error calculating latency percentiles\n");
197
1db92cb6
JA		 198 *output = ovals;
199 return len;
200}
201
202/*
203 * Find and display the p-th percentile of clat
204 */
6cc0e5aa 205static void show_clat_percentiles(uint64_t *io_u_plat, unsigned long long nr,
a666cab8 206 fio_fp64_t *plist, unsigned int precision,
b2b3eefe 207 const char *pre, struct buf_output *out)
1db92cb6 208{
d6bb626e
VF		 209 unsigned int divisor, len, i, j = 0;
210 unsigned long long minv, maxv;
211 unsigned long long *ovals;
8985b491 212 int per_line, scale_down, time_width;
8985b491 213 bool is_last;
eef02441 214 char fmt[32];
1db92cb6
JA		 215
216 len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv);
b2b3eefe 217 if (!len || !ovals)
824d8186 218 return;
1db92cb6 219
4f6f8298 220 /*
d6bb626e
VF		 221 * We default to nsecs, but if the value range is such that we
222 * should scale down to usecs or msecs, do that.
4f6f8298 223 */
d6bb626e
VF		 224 if (minv > 2000000 && maxv > 99999999ULL) {
225 scale_down = 2;
226 divisor = 1000000;
b599759b 227 log_buf(out, " %s percentiles (msec):\n |", pre);
d6bb626e
VF		 228 } else if (minv > 2000 && maxv > 99999) {
229 scale_down = 1;
230 divisor = 1000;
b599759b 231 log_buf(out, " %s percentiles (usec):\n |", pre);
4f6f8298
JA		 232 } else {
233 scale_down = 0;
d6bb626e 234 divisor = 1;
b599759b 235 log_buf(out, " %s percentiles (nsec):\n |", pre);
4f6f8298 236 }
83349190 237
619adf9c 238
d6bb626e 239 time_width = max(5, (int) (log10(maxv / divisor) + 1));
74558486
JA		 240 snprintf(fmt, sizeof(fmt), " %%%u.%ufth=[%%%dllu]%%c", precision + 3,
241 precision, time_width);
242 /* fmt will be something like " %5.2fth=[%4llu]%c" */
d6bb626e 243 per_line = (80 - 7) / (precision + 10 + time_width);
81ab0b3a 244
d6bb626e 245 for (j = 0; j < len; j++) {
4f6f8298 246 /* for formatting */
eef02441 247 if (j != 0 && (j % per_line) == 0)
a666cab8 248 log_buf(out, " |");
83349190 249
4f6f8298 250 /* end of the list */
8985b491 251 is_last = (j == len - 1) != 0;
83349190 252
d6bb626e 253 for (i = 0; i < scale_down; i++)
4f6f8298
JA		 254 ovals[j] = (ovals[j] + 999) / 1000;
255
d6bb626e 256 log_buf(out, fmt, plist[j].u.f, ovals[j], is_last ? '\n' : ',');
4f6f8298
JA		 257
258 if (is_last)
259 break;
260
eef02441 261 if ((j % per_line) == per_line - 1) /* for formatting */
a666cab8 262 log_buf(out, "\n");
83349190 263 }
4f6f8298 264
283feb79 265 free(ovals);
83349190
YH		 266}
267
74558486
JA		 268bool calc_lat(struct io_stat *is, unsigned long long *min,
269 unsigned long long *max, double *mean, double *dev)
3c39a379 270{
ee0ccb79 271 double n = (double) is->samples;
3c39a379 272
ee0ccb79 273 if (n == 0)
8aa89d70 274 return false;
3c39a379
JA		 275
276 *min = is->min_val;
277 *max = is->max_val;
802ad4a8 278 *mean = is->mean.u.f;
e6d276f2 279
68704084 280 if (n > 1.0)
802ad4a8 281 *dev = sqrt(is->S.u.f / (n - 1.0));
ef9c5c40 282 else
4b43f54e 283 *dev = 0;
ef9c5c40 284
8aa89d70 285 return true;
3c39a379
JA		 286}
287
5cb8a8cd
BP		 288void show_mixed_group_stats(struct group_run_stats *rs, struct buf_output *out)
289{
290 char *io, *agg, *min, *max;
291 char *ioalt, *aggalt, *minalt, *maxalt;
6dc75062
JA		 292 uint64_t io_mix = 0, agg_mix = 0, min_mix = -1, max_mix = 0;
293 uint64_t min_run = -1, max_run = 0;
5cb8a8cd 294 const int i2p = is_power_of_2(rs->kb_base);
6dc75062 295 int i;
5cb8a8cd
BP		 296
297 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
298 if (!rs->max_run[i])
299 continue;
300 io_mix += rs->iobytes[i];
301 agg_mix += rs->agg[i];
302 min_mix = min_mix < rs->min_bw[i] ? min_mix : rs->min_bw[i];
303 max_mix = max_mix > rs->max_bw[i] ? max_mix : rs->max_bw[i];
304 min_run = min_run < rs->min_run[i] ? min_run : rs->min_run[i];
305 max_run = max_run > rs->max_run[i] ? max_run : rs->max_run[i];
306 }
307 io = num2str(io_mix, rs->sig_figs, 1, i2p, N2S_BYTE);
308 ioalt = num2str(io_mix, rs->sig_figs, 1, !i2p, N2S_BYTE);
309 agg = num2str(agg_mix, rs->sig_figs, 1, i2p, rs->unit_base);
310 aggalt = num2str(agg_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
311 min = num2str(min_mix, rs->sig_figs, 1, i2p, rs->unit_base);
312 minalt = num2str(min_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
313 max = num2str(max_mix, rs->sig_figs, 1, i2p, rs->unit_base);
314 maxalt = num2str(max_mix, rs->sig_figs, 1, !i2p, rs->unit_base);
315 log_buf(out, " MIXED: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
316 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
317 (unsigned long long) min_run,
318 (unsigned long long) max_run);
319 free(io);
320 free(agg);
321 free(min);
322 free(max);
323 free(ioalt);
324 free(aggalt);
325 free(minalt);
326 free(maxalt);
327}
328
a666cab8 329void show_group_stats(struct group_run_stats *rs, struct buf_output *out)
3c39a379 330{
d694a6a7
RE		 331 char *io, *agg, *min, *max;
332 char *ioalt, *aggalt, *minalt, *maxalt;
42da5c8b 333 const char *str[] = { " READ", " WRITE" , " TRIM"};
dbe1125e
JA		 334 int i;
335
a666cab8 336 log_buf(out, "\nRun status group %d (all jobs):\n", rs->groupid);
3c39a379 337
6eaf09d6 338 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
90fef2d1
JA		 339 const int i2p = is_power_of_2(rs->kb_base);
340
dbe1125e
JA		 341 if (!rs->max_run[i])
342 continue;
343
e883cb35
JF		 344 io = num2str(rs->iobytes[i], rs->sig_figs, 1, i2p, N2S_BYTE);
345 ioalt = num2str(rs->iobytes[i], rs->sig_figs, 1, !i2p, N2S_BYTE);
346 agg = num2str(rs->agg[i], rs->sig_figs, 1, i2p, rs->unit_base);
347 aggalt = num2str(rs->agg[i], rs->sig_figs, 1, !i2p, rs->unit_base);
348 min = num2str(rs->min_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
349 minalt = num2str(rs->min_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
350 max = num2str(rs->max_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
351 maxalt = num2str(rs->max_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
d694a6a7 352 log_buf(out, "%s: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
5cb8a8cd 353 (rs->unified_rw_rep == UNIFIED_MIXED) ? " MIXED" : str[i],
d694a6a7 354 agg, aggalt, min, max, minalt, maxalt, io, ioalt,
4e0a8fa2
JA		 355 (unsigned long long) rs->min_run[i],
356 (unsigned long long) rs->max_run[i]);
dbe1125e 357
d694a6a7
RE		 358 free(io);
359 free(agg);
360 free(min);
361 free(max);
362 free(ioalt);
363 free(aggalt);
364 free(minalt);
365 free(maxalt);
dbe1125e 366 }
6dc75062 367
5cb8a8cd 368 /* Need to aggregate statisitics to show mixed values */
6dc75062 369 if (rs->unified_rw_rep == UNIFIED_BOTH)
5cb8a8cd 370 show_mixed_group_stats(rs, out);
3c39a379
JA		 371}
372
6cc0e5aa 373void stat_calc_dist(uint64_t *map, unsigned long total, double *io_u_dist)
2270890c
JA		 374{
375 int i;
376
377 /*
378 * Do depth distribution calculations
379 */
380 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
838bc709
JA		 381 if (total) {
382 io_u_dist[i] = (double) map[i] / (double) total;
383 io_u_dist[i] *= 100.0;
384 if (io_u_dist[i] < 0.1 && map[i])
385 io_u_dist[i] = 0.1;
386 } else
387 io_u_dist[i] = 0.0;
2270890c
JA		 388 }
389}
390
04a0feae 391static void stat_calc_lat(struct thread_stat *ts, double *dst,
6cc0e5aa 392 uint64_t *src, int nr)
2270890c 393{
d79db122 394 unsigned long total = ddir_rw_sum(ts->total_io_u);
2270890c
JA		 395 int i;
396
397 /*
398 * Do latency distribution calculations
399 */
04a0feae 400 for (i = 0; i < nr; i++) {
838bc709
JA		 401 if (total) {
402 dst[i] = (double) src[i] / (double) total;
403 dst[i] *= 100.0;
404 if (dst[i] < 0.01 && src[i])
405 dst[i] = 0.01;
406 } else
407 dst[i] = 0.0;
2270890c
JA		 408 }
409}
410
247823cc
VF		 411/*
412 * To keep the terse format unaltered, add all of the ns latency
413 * buckets to the first us latency bucket
414 */
52e4c651 415static void stat_calc_lat_nu(struct thread_stat *ts, double *io_u_lat_u)
247823cc
VF		 416{
417 unsigned long ntotal = 0, total = ddir_rw_sum(ts->total_io_u);
418 int i;
419
420 stat_calc_lat(ts, io_u_lat_u, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
421
422 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
423 ntotal += ts->io_u_lat_n[i];
424
425 io_u_lat_u[0] += 100.0 * (double) ntotal / (double) total;
426}
427
d6bb626e
VF		 428void stat_calc_lat_n(struct thread_stat *ts, double *io_u_lat)
429{
430 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_n, FIO_IO_U_LAT_N_NR);
431}
432
e5bd1347 433void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 434{
435 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
436}
437
e5bd1347 438void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
04a0feae
JA		 439{
440 stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR);
441}
442
74558486
JA		 443static void display_lat(const char *name, unsigned long long min,
444 unsigned long long max, double mean, double dev,
445 struct buf_output *out)
ea2accc5 446{
d6bb626e 447 const char *base = "(nsec)";
b29ad562 448 char *minp, *maxp;
ea2accc5 449
d6bb626e 450 if (nsec_to_msec(&min, &max, &mean, &dev))
b29ad562 451 base = "(msec)";
d6bb626e
VF		 452 else if (nsec_to_usec(&min, &max, &mean, &dev))
453 base = "(usec)";
b29ad562 454
d694a6a7
RE		 455 minp = num2str(min, 6, 1, 0, N2S_NONE);
456 maxp = num2str(max, 6, 1, 0, N2S_NONE);
b29ad562 457
a666cab8 458 log_buf(out, " %s %s: min=%s, max=%s, avg=%5.02f,"
b29ad562
JA		 459 " stdev=%5.02f\n", name, base, minp, maxp, mean, dev);
460
461 free(minp);
462 free(maxp);
ea2accc5
JA		 463}
464
5c0abd5e 465static double convert_agg_kbytes_percent(struct group_run_stats *rs, int ddir, int mean)
466{
467 double p_of_agg = 100.0;
468 if (rs && rs->agg[ddir] > 1024) {
106e14ce 469 p_of_agg = mean * 100.0 / (double) (rs->agg[ddir] / 1024.0);
5c0abd5e 470
471 if (p_of_agg > 100.0)
472 p_of_agg = 100.0;
473 }
474 return p_of_agg;
475}
476
6dc75062
JA		 477static void show_mixed_ddir_status(struct group_run_stats *rs,
478 struct thread_stat *ts,
479 struct buf_output *out)
5cb8a8cd
BP		 480{
481 unsigned long runt;
482 unsigned long long min, max, bw, iops;
483 double mean, dev;
484 char *io_p, *bw_p, *bw_p_alt, *iops_p, *post_st = NULL;
485 struct thread_stat *ts_lcl;
5cb8a8cd 486 int i2p;
6619fc32 487 int ddir = 0;
5cb8a8cd 488
6dc75062
JA		 489 /*
490 * Handle aggregation of Reads (ddir = 0), Writes (ddir = 1), and
491 * Trims (ddir = 2) */
5cb8a8cd
BP		 492 ts_lcl = malloc(sizeof(struct thread_stat));
493 memset((void *)ts_lcl, 0, sizeof(struct thread_stat));
6dc75062
JA		 494 /* calculate mixed stats */
495 ts_lcl->unified_rw_rep = UNIFIED_MIXED;
6619fc32 496 init_thread_stat_min_vals(ts_lcl);
5cb8a8cd
BP		 497
498 sum_thread_stats(ts_lcl, ts, 1);
499
500 assert(ddir_rw(ddir));
501
6dc75062
JA		 502 if (!ts_lcl->runtime[ddir]) {
503 free(ts_lcl);
5cb8a8cd 504 return;
6dc75062 505 }
5cb8a8cd
BP		 506
507 i2p = is_power_of_2(rs->kb_base);
508 runt = ts_lcl->runtime[ddir];
509
510 bw = (1000 * ts_lcl->io_bytes[ddir]) / runt;
511 io_p = num2str(ts_lcl->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
512 bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
513 bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
514
515 iops = (1000 * ts_lcl->total_io_u[ddir]) / runt;
516 iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
517
518 log_buf(out, " mixed: IOPS=%s, BW=%s (%s)(%s/%llumsec)%s\n",
519 iops_p, bw_p, bw_p_alt, io_p,
520 (unsigned long long) ts_lcl->runtime[ddir],
521 post_st ? : "");
522
523 free(post_st);
524 free(io_p);
525 free(bw_p);
526 free(bw_p_alt);
527 free(iops_p);
528
529 if (calc_lat(&ts_lcl->slat_stat[ddir], &min, &max, &mean, &dev))
530 display_lat("slat", min, max, mean, dev, out);
531 if (calc_lat(&ts_lcl->clat_stat[ddir], &min, &max, &mean, &dev))
532 display_lat("clat", min, max, mean, dev, out);
533 if (calc_lat(&ts_lcl->lat_stat[ddir], &min, &max, &mean, &dev))
534 display_lat(" lat", min, max, mean, dev, out);
535 if (calc_lat(&ts_lcl->clat_high_prio_stat[ddir], &min, &max, &mean, &dev)) {
536 display_lat(ts_lcl->lat_percentiles ? "high prio_lat" : "high prio_clat",
537 min, max, mean, dev, out);
538 if (calc_lat(&ts_lcl->clat_low_prio_stat[ddir], &min, &max, &mean, &dev))
539 display_lat(ts_lcl->lat_percentiles ? "low prio_lat" : "low prio_clat",
540 min, max, mean, dev, out);
541 }
542
543 if (ts->slat_percentiles && ts_lcl->slat_stat[ddir].samples > 0)
544 show_clat_percentiles(ts_lcl->io_u_plat[FIO_SLAT][ddir],
545 ts_lcl->slat_stat[ddir].samples,
546 ts->percentile_list,
547 ts->percentile_precision, "slat", out);
548 if (ts->clat_percentiles && ts_lcl->clat_stat[ddir].samples > 0)
549 show_clat_percentiles(ts_lcl->io_u_plat[FIO_CLAT][ddir],
550 ts_lcl->clat_stat[ddir].samples,
551 ts->percentile_list,
552 ts->percentile_precision, "clat", out);
553 if (ts->lat_percentiles && ts_lcl->lat_stat[ddir].samples > 0)
554 show_clat_percentiles(ts_lcl->io_u_plat[FIO_LAT][ddir],
555 ts_lcl->lat_stat[ddir].samples,
556 ts->percentile_list,
557 ts->percentile_precision, "lat", out);
558
559 if (ts->clat_percentiles || ts->lat_percentiles) {
560 const char *name = ts->lat_percentiles ? "lat" : "clat";
561 char prio_name[32];
562 uint64_t samples;
563
564 if (ts->lat_percentiles)
565 samples = ts_lcl->lat_stat[ddir].samples;
566 else
567 samples = ts_lcl->clat_stat[ddir].samples;
568
6dc75062 569 /* Only print if high and low priority stats were collected */
5cb8a8cd 570 if (ts_lcl->clat_high_prio_stat[ddir].samples > 0 &&
6dc75062 571 ts_lcl->clat_low_prio_stat[ddir].samples > 0) {
5cb8a8cd
BP		 572 sprintf(prio_name, "high prio (%.2f%%) %s",
573 100. * (double) ts_lcl->clat_high_prio_stat[ddir].samples / (double) samples,
574 name);
575 show_clat_percentiles(ts_lcl->io_u_plat_high_prio[ddir],
576 ts_lcl->clat_high_prio_stat[ddir].samples,
577 ts->percentile_list,
578 ts->percentile_precision, prio_name, out);
579
580 sprintf(prio_name, "low prio (%.2f%%) %s",
581 100. * (double) ts_lcl->clat_low_prio_stat[ddir].samples / (double) samples,
582 name);
583 show_clat_percentiles(ts_lcl->io_u_plat_low_prio[ddir],
584 ts_lcl->clat_low_prio_stat[ddir].samples,
585 ts->percentile_list,
586 ts->percentile_precision, prio_name, out);
587 }
588 }
589
590 if (calc_lat(&ts_lcl->bw_stat[ddir], &min, &max, &mean, &dev)) {
591 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
592 const char *bw_str;
593
594 if ((rs->unit_base == 1) && i2p)
595 bw_str = "Kibit";
596 else if (rs->unit_base == 1)
597 bw_str = "kbit";
598 else if (i2p)
599 bw_str = "KiB";
600 else
601 bw_str = "kB";
602
603 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
604
605 if (rs->unit_base == 1) {
606 min *= 8.0;
607 max *= 8.0;
608 mean *= 8.0;
609 dev *= 8.0;
610 }
611
612 if (mean > fkb_base * fkb_base) {
613 min /= fkb_base;
614 max /= fkb_base;
615 mean /= fkb_base;
616 dev /= fkb_base;
617 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
618 }
619
620 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
621 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
622 bw_str, min, max, p_of_agg, mean, dev,
623 (&ts_lcl->bw_stat[ddir])->samples);
624 }
625 if (calc_lat(&ts_lcl->iops_stat[ddir], &min, &max, &mean, &dev)) {
626 log_buf(out, " iops : min=%5llu, max=%5llu, "
627 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
628 min, max, mean, dev, (&ts_lcl->iops_stat[ddir])->samples);
629 }
630
631 free(ts_lcl);
632}
633
756867bd 634static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
a666cab8 635 int ddir, struct buf_output *out)
3c39a379 636{
d6bb626e
VF		 637 unsigned long runt;
638 unsigned long long min, max, bw, iops;
3c39a379 639 double mean, dev;
96563db9 640 char *io_p, *bw_p, *bw_p_alt, *iops_p, *post_st = NULL;
90fef2d1 641 int i2p;
3c39a379 642
b2b3eefe
JA		 643 if (ddir_sync(ddir)) {
644 if (calc_lat(&ts->sync_stat, &min, &max, &mean, &dev)) {
645 log_buf(out, " %s:\n", "fsync/fdatasync/sync_file_range");
425d3e0e 646 display_lat(io_ddir_name(ddir), min, max, mean, dev, out);
b2b3eefe
JA		 647 show_clat_percentiles(ts->io_u_sync_plat,
648 ts->sync_stat.samples,
649 ts->percentile_list,
650 ts->percentile_precision,
425d3e0e 651 io_ddir_name(ddir), out);
b2b3eefe
JA		 652 }
653 return;
654 }
655
ff58fced
JA		 656 assert(ddir_rw(ddir));
657
756867bd 658 if (!ts->runtime[ddir])
3c39a379
JA		 659 return;
660
90fef2d1 661 i2p = is_power_of_2(rs->kb_base);
8879fd15
JA		 662 runt = ts->runtime[ddir];
663
664 bw = (1000 * ts->io_bytes[ddir]) / runt;
e883cb35
JF		 665 io_p = num2str(ts->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
666 bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
667 bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
8879fd15 668
0aacc50c 669 iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt;
e883cb35 670 iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
fd5d733f 671 if (ddir == DDIR_WRITE)
96563db9
JA		 672 post_st = zbd_write_status(ts);
673 else if (ddir == DDIR_READ && ts->cachehit && ts->cachemiss) {
674 uint64_t total;
675 double hit;
676
677 total = ts->cachehit + ts->cachemiss;
678 hit = (double) ts->cachehit / (double) total;
679 hit *= 100.0;
680 if (asprintf(&post_st, "; Cachehit=%0.2f%%", hit) < 0)
681 post_st = NULL;
682 }
dbe1125e 683
fd5d733f 684 log_buf(out, " %s: IOPS=%s, BW=%s (%s)(%s/%llumsec)%s\n",
5cb8a8cd 685 (ts->unified_rw_rep == UNIFIED_MIXED) ? "mixed" : io_ddir_name(ddir),
d694a6a7 686 iops_p, bw_p, bw_p_alt, io_p,
fd5d733f 687 (unsigned long long) ts->runtime[ddir],
96563db9 688 post_st ? : "");
dbe1125e 689
96563db9 690 free(post_st);
dbe1125e
JA		 691 free(io_p);
692 free(bw_p);
d694a6a7 693 free(bw_p_alt);
b3605062 694 free(iops_p);
3c39a379 695
b29ad562 696 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 697 display_lat("slat", min, max, mean, dev, out);
b29ad562 698 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 699 display_lat("clat", min, max, mean, dev, out);
b29ad562 700 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
a666cab8 701 display_lat(" lat", min, max, mean, dev, out);
2e86a90c
VF		 702 if (calc_lat(&ts->clat_high_prio_stat[ddir], &min, &max, &mean, &dev)) {
703 display_lat(ts->lat_percentiles ? "high prio_lat" : "high prio_clat",
38ec5c51 704 min, max, mean, dev, out);
2e86a90c
VF		 705 if (calc_lat(&ts->clat_low_prio_stat[ddir], &min, &max, &mean, &dev))
706 display_lat(ts->lat_percentiles ? "low prio_lat" : "low prio_clat",
707 min, max, mean, dev, out);
708 }
02af0988 709
56440e63
VF		 710 if (ts->slat_percentiles && ts->slat_stat[ddir].samples > 0)
711 show_clat_percentiles(ts->io_u_plat[FIO_SLAT][ddir],
712 ts->slat_stat[ddir].samples,
713 ts->percentile_list,
714 ts->percentile_precision, "slat", out);
715 if (ts->clat_percentiles && ts->clat_stat[ddir].samples > 0)
716 show_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
717 ts->clat_stat[ddir].samples,
718 ts->percentile_list,
719 ts->percentile_precision, "clat", out);
720 if (ts->lat_percentiles && ts->lat_stat[ddir].samples > 0)
721 show_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
722 ts->lat_stat[ddir].samples,
723 ts->percentile_list,
724 ts->percentile_precision, "lat", out);
725
b599759b 726 if (ts->clat_percentiles || ts->lat_percentiles) {
38ec5c51 727 const char *name = ts->lat_percentiles ? "lat" : "clat";
b2a432bf 728 char prio_name[32];
af1600c1
SW		 729 uint64_t samples;
730
56440e63 731 if (ts->lat_percentiles)
af1600c1 732 samples = ts->lat_stat[ddir].samples;
56440e63
VF		 733 else
734 samples = ts->clat_stat[ddir].samples;
b2a432bf
PC		 735
736 /* Only print this if some high and low priority stats were collected */
737 if (ts->clat_high_prio_stat[ddir].samples > 0 &&
efd78265 738 ts->clat_low_prio_stat[ddir].samples > 0)
b2a432bf
PC		 739 {
740 sprintf(prio_name, "high prio (%.2f%%) %s",
741 100. * (double) ts->clat_high_prio_stat[ddir].samples / (double) samples,
742 name);
743 show_clat_percentiles(ts->io_u_plat_high_prio[ddir],
744 ts->clat_high_prio_stat[ddir].samples,
745 ts->percentile_list,
746 ts->percentile_precision, prio_name, out);
747
748 sprintf(prio_name, "low prio (%.2f%%) %s",
efd78265 749 100. * (double) ts->clat_low_prio_stat[ddir].samples / (double) samples,
b2a432bf 750 name);
efd78265
VF		 751 show_clat_percentiles(ts->io_u_plat_low_prio[ddir],
752 ts->clat_low_prio_stat[ddir].samples,
b2a432bf
PC		 753 ts->percentile_list,
754 ts->percentile_precision, prio_name, out);
755 }
83349190 756 }
56440e63 757
079ad09b 758 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
142c7f2d 759 double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
d694a6a7
RE		 760 const char *bw_str;
761
762 if ((rs->unit_base == 1) && i2p)
763 bw_str = "Kibit";
764 else if (rs->unit_base == 1)
765 bw_str = "kbit";
766 else if (i2p)
767 bw_str = "KiB";
768 else
769 bw_str = "kB";
d686990a 770
5c0abd5e 771 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
d1707474 772
d686990a
SN		 773 if (rs->unit_base == 1) {
774 min *= 8.0;
775 max *= 8.0;
776 mean *= 8.0;
777 dev *= 8.0;
778 }
3c39a379 779
142c7f2d
SN		 780 if (mean > fkb_base * fkb_base) {
781 min /= fkb_base;
782 max /= fkb_base;
783 mean /= fkb_base;
784 dev /= fkb_base;
d694a6a7 785 bw_str = (rs->unit_base == 1 ? "Mibit" : "MiB");
b7017e32
JA		 786 }
787
54c05828 788 log_buf(out, " bw (%5s/s): min=%5llu, max=%5llu, per=%3.2f%%, "
29eb371b 789 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828
AH		 790 bw_str, min, max, p_of_agg, mean, dev,
791 (&ts->bw_stat[ddir])->samples);
3c39a379 792 }
188b6016 793 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
21ba6606 794 log_buf(out, " iops : min=%5llu, max=%5llu, "
29eb371b 795 "avg=%5.02f, stdev=%5.02f, samples=%" PRIu64 "\n",
54c05828 796 min, max, mean, dev, (&ts->iops_stat[ddir])->samples);
188b6016 797 }
3c39a379
JA		 798}
799
8985b491
JA		 800static bool show_lat(double *io_u_lat, int nr, const char **ranges,
801 const char *msg, struct buf_output *out)
04a0feae 802{
8985b491
JA		 803 bool new_line = true, shown = false;
804 int i, line = 0;
04a0feae
JA		 805
806 for (i = 0; i < nr; i++) {
807 if (io_u_lat[i] <= 0.0)
808 continue;
8985b491 809 shown = true;
04a0feae 810 if (new_line) {
4539ed73 811 if (line)
a666cab8 812 log_buf(out, "\n");
4a19fcaa 813 log_buf(out, " lat (%s) : ", msg);
8985b491 814 new_line = false;
04a0feae
JA		 815 line = 0;
816 }
817 if (line)
a666cab8
JA		 818 log_buf(out, ", ");
819 log_buf(out, "%s%3.2f%%", ranges[i], io_u_lat[i]);
04a0feae
JA		 820 line++;
821 if (line == 5)
8985b491 822 new_line = true;
04a0feae 823 }
7e1773ba
JA		 824
825 if (shown)
a666cab8 826 log_buf(out, "\n");
7e1773ba 827
8985b491 828 return true;
04a0feae
JA		 829}
830
d6bb626e
VF		 831static void show_lat_n(double *io_u_lat_n, struct buf_output *out)
832{
833 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
834 "250=", "500=", "750=", "1000=", };
835
836 show_lat(io_u_lat_n, FIO_IO_U_LAT_N_NR, ranges, "nsec", out);
837}
838
a666cab8 839static void show_lat_u(double *io_u_lat_u, struct buf_output *out)
04a0feae
JA		 840{
841 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
842 "250=", "500=", "750=", "1000=", };
843
a666cab8 844 show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec", out);
04a0feae
JA		 845}
846
a666cab8 847static void show_lat_m(double *io_u_lat_m, struct buf_output *out)
04a0feae
JA		 848{
849 const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=",
850 "250=", "500=", "750=", "1000=", "2000=",
851 ">=2000=", };
852
a666cab8 853 show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec", out);
04a0feae
JA		 854}
855
a666cab8 856static void show_latencies(struct thread_stat *ts, struct buf_output *out)
04a0feae 857{
d6bb626e 858 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
c551f65a
JA		 859 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
860 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
861
d6bb626e 862 stat_calc_lat_n(ts, io_u_lat_n);
5a18988e
JA		 863 stat_calc_lat_u(ts, io_u_lat_u);
864 stat_calc_lat_m(ts, io_u_lat_m);
865
d6bb626e 866 show_lat_n(io_u_lat_n, out);
a666cab8
JA		 867 show_lat_u(io_u_lat_u, out);
868 show_lat_m(io_u_lat_m, out);
04a0feae
JA		 869}
870
66347cfa
DE		 871static int block_state_category(int block_state)
872{
873 switch (block_state) {
874 case BLOCK_STATE_UNINIT:
875 return 0;
876 case BLOCK_STATE_TRIMMED:
877 case BLOCK_STATE_WRITTEN:
878 return 1;
879 case BLOCK_STATE_WRITE_FAILURE:
880 case BLOCK_STATE_TRIM_FAILURE:
881 return 2;
882 default:
081c2dc3 883 /* Silence compile warning on some BSDs and have a return */
66347cfa 884 assert(0);
07ff5841 885 return -1;
66347cfa
DE		 886 }
887}
888
889static int compare_block_infos(const void *bs1, const void *bs2)
890{
5fff9543
JF		 891 uint64_t block1 = *(uint64_t *)bs1;
892 uint64_t block2 = *(uint64_t *)bs2;
66347cfa
DE		 893 int state1 = BLOCK_INFO_STATE(block1);
894 int state2 = BLOCK_INFO_STATE(block2);
895 int bscat1 = block_state_category(state1);
896 int bscat2 = block_state_category(state2);
897 int cycles1 = BLOCK_INFO_TRIMS(block1);
898 int cycles2 = BLOCK_INFO_TRIMS(block2);
899
900 if (bscat1 < bscat2)
901 return -1;
902 if (bscat1 > bscat2)
903 return 1;
904
905 if (cycles1 < cycles2)
906 return -1;
907 if (cycles1 > cycles2)
908 return 1;
909
910 if (state1 < state2)
911 return -1;
912 if (state1 > state2)
913 return 1;
914
915 assert(block1 == block2);
916 return 0;
917}
918
919static int calc_block_percentiles(int nr_block_infos, uint32_t *block_infos,
920 fio_fp64_t *plist, unsigned int **percentiles,
921 unsigned int *types)
922{
923 int len = 0;
924 int i, nr_uninit;
925
926 qsort(block_infos, nr_block_infos, sizeof(uint32_t), compare_block_infos);
927
928 while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
929 len++;
930
931 if (!len)
932 return 0;
933
934 /*
935 * Sort the percentile list. Note that it may already be sorted if
936 * we are using the default values, but since it's a short list this
937 * isn't a worry. Also note that this does not work for NaN values.
938 */
939 if (len > 1)
68e0dc1a 940 qsort(plist, len, sizeof(plist[0]), double_cmp);
66347cfa 941
66347cfa
DE		 942 /* Start only after the uninit entries end */
943 for (nr_uninit = 0;
944 nr_uninit < nr_block_infos
945 && BLOCK_INFO_STATE(block_infos[nr_uninit]) == BLOCK_STATE_UNINIT;
946 nr_uninit ++)
947 ;
948
949 if (nr_uninit == nr_block_infos)
950 return 0;
951
952 *percentiles = calloc(len, sizeof(**percentiles));
953
954 for (i = 0; i < len; i++) {
955 int idx = (plist[i].u.f * (nr_block_infos - nr_uninit) / 100)
956 + nr_uninit;
957 (*percentiles)[i] = BLOCK_INFO_TRIMS(block_infos[idx]);
958 }
959
960 memset(types, 0, sizeof(*types) * BLOCK_STATE_COUNT);
961 for (i = 0; i < nr_block_infos; i++)
962 types[BLOCK_INFO_STATE(block_infos[i])]++;
963
964 return len;
965}
966
967static const char *block_state_names[] = {
968 [BLOCK_STATE_UNINIT] = "unwritten",
969 [BLOCK_STATE_TRIMMED] = "trimmed",
970 [BLOCK_STATE_WRITTEN] = "written",
971 [BLOCK_STATE_TRIM_FAILURE] = "trim failure",
972 [BLOCK_STATE_WRITE_FAILURE] = "write failure",
973};
974
975static void show_block_infos(int nr_block_infos, uint32_t *block_infos,
a666cab8 976 fio_fp64_t *plist, struct buf_output *out)
66347cfa
DE		 977{
978 int len, pos, i;
979 unsigned int *percentiles = NULL;
980 unsigned int block_state_counts[BLOCK_STATE_COUNT];
981
982 len = calc_block_percentiles(nr_block_infos, block_infos, plist,
983 &percentiles, block_state_counts);
984
a666cab8 985 log_buf(out, " block lifetime percentiles :\n |");
66347cfa
DE		 986 pos = 0;
987 for (i = 0; i < len; i++) {
988 uint32_t block_info = percentiles[i];
989#define LINE_LENGTH 75
990 char str[LINE_LENGTH];
991 int strln = snprintf(str, LINE_LENGTH, " %3.2fth=%u%c",
992 plist[i].u.f, block_info,
993 i == len - 1 ? '\n' : ',');
994 assert(strln < LINE_LENGTH);
995 if (pos + strln > LINE_LENGTH) {
996 pos = 0;
a666cab8 997 log_buf(out, "\n |");
66347cfa 998 }
a666cab8 999 log_buf(out, "%s", str);
66347cfa
DE		 1000 pos += strln;
1001#undef LINE_LENGTH
1002 }
1003 if (percentiles)
1004 free(percentiles);
1005
a666cab8 1006 log_buf(out, " states :");
66347cfa 1007 for (i = 0; i < BLOCK_STATE_COUNT; i++)
a666cab8 1008 log_buf(out, " %s=%u%c",
66347cfa
DE		 1009 block_state_names[i], block_state_counts[i],
1010 i == BLOCK_STATE_COUNT - 1 ? '\n' : ',');
1011}
1012
d685adfb
VF		 1013static void show_ss_normal(struct thread_stat *ts, struct buf_output *out)
1014{
d694a6a7 1015 char *p1, *p1alt, *p2;
d685adfb
VF		 1016 unsigned long long bw_mean, iops_mean;
1017 const int i2p = is_power_of_2(ts->kb_base);
1018
0c13c969 1019 if (!ts->ss_dur)
d685adfb
VF		 1020 return;
1021
bb49c8bd
VF		 1022 bw_mean = steadystate_bw_mean(ts);
1023 iops_mean = steadystate_iops_mean(ts);
d685adfb 1024
e883cb35
JF		 1025 p1 = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, i2p, ts->unit_base);
1026 p1alt = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, !i2p, ts->unit_base);
1027 p2 = num2str(iops_mean, ts->sig_figs, 1, 0, N2S_NONE);
d685adfb 1028
d694a6a7 1029 log_buf(out, " steadystate : attained=%s, bw=%s (%s), iops=%s, %s%s=%.3f%s\n",
c8caba48 1030 ts->ss_state & FIO_SS_ATTAINED ? "yes" : "no",
d694a6a7 1031 p1, p1alt, p2,
c8caba48
JA		 1032 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1033 ts->ss_state & FIO_SS_SLOPE ? " slope": " mean dev",
bb49c8bd 1034 ts->ss_criterion.u.f,
c8caba48 1035 ts->ss_state & FIO_SS_PCT ? "%" : "");
d685adfb
VF		 1036
1037 free(p1);
d694a6a7 1038 free(p1alt);
d685adfb
VF		 1039 free(p2);
1040}
1041
2a2fdab1
L		 1042static void show_agg_stats(struct disk_util_agg *agg, int terse,
1043 struct buf_output *out)
1044{
1045 if (!agg->slavecount)
1046 return;
1047
1048 if (!terse) {
1049 log_buf(out, ", aggrios=%llu/%llu, aggrmerge=%llu/%llu, "
1050 "aggrticks=%llu/%llu, aggrin_queue=%llu, "
1051 "aggrutil=%3.2f%%",
1052 (unsigned long long) agg->ios[0] / agg->slavecount,
1053 (unsigned long long) agg->ios[1] / agg->slavecount,
1054 (unsigned long long) agg->merges[0] / agg->slavecount,
1055 (unsigned long long) agg->merges[1] / agg->slavecount,
1056 (unsigned long long) agg->ticks[0] / agg->slavecount,
1057 (unsigned long long) agg->ticks[1] / agg->slavecount,
1058 (unsigned long long) agg->time_in_queue / agg->slavecount,
1059 agg->max_util.u.f);
1060 } else {
1061 log_buf(out, ";slaves;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
1062 (unsigned long long) agg->ios[0] / agg->slavecount,
1063 (unsigned long long) agg->ios[1] / agg->slavecount,
1064 (unsigned long long) agg->merges[0] / agg->slavecount,
1065 (unsigned long long) agg->merges[1] / agg->slavecount,
1066 (unsigned long long) agg->ticks[0] / agg->slavecount,
1067 (unsigned long long) agg->ticks[1] / agg->slavecount,
1068 (unsigned long long) agg->time_in_queue / agg->slavecount,
1069 agg->max_util.u.f);
1070 }
1071}
1072
1073static void aggregate_slaves_stats(struct disk_util *masterdu)
1074{
1075 struct disk_util_agg *agg = &masterdu->agg;
1076 struct disk_util_stat *dus;
1077 struct flist_head *entry;
1078 struct disk_util *slavedu;
1079 double util;
1080
1081 flist_for_each(entry, &masterdu->slaves) {
1082 slavedu = flist_entry(entry, struct disk_util, slavelist);
1083 dus = &slavedu->dus;
1084 agg->ios[0] += dus->s.ios[0];
1085 agg->ios[1] += dus->s.ios[1];
1086 agg->merges[0] += dus->s.merges[0];
1087 agg->merges[1] += dus->s.merges[1];
1088 agg->sectors[0] += dus->s.sectors[0];
1089 agg->sectors[1] += dus->s.sectors[1];
1090 agg->ticks[0] += dus->s.ticks[0];
1091 agg->ticks[1] += dus->s.ticks[1];
1092 agg->time_in_queue += dus->s.time_in_queue;
1093 agg->slavecount++;
1094
1095 util = (double) (100 * dus->s.io_ticks / (double) slavedu->dus.s.msec);
1096 /* System utilization is the utilization of the
1097 * component with the highest utilization.
1098 */
1099 if (util > agg->max_util.u.f)
1100 agg->max_util.u.f = util;
1101
1102 }
1103
1104 if (agg->max_util.u.f > 100.0)
1105 agg->max_util.u.f = 100.0;
1106}
1107
1108void print_disk_util(struct disk_util_stat *dus, struct disk_util_agg *agg,
1109 int terse, struct buf_output *out)
1110{
1111 double util = 0;
1112
1113 if (dus->s.msec)
1114 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
1115 if (util > 100.0)
1116 util = 100.0;
1117
1118 if (!terse) {
1119 if (agg->slavecount)
1120 log_buf(out, " ");
1121
1122 log_buf(out, " %s: ios=%llu/%llu, merge=%llu/%llu, "
1123 "ticks=%llu/%llu, in_queue=%llu, util=%3.2f%%",
1124 dus->name,
1125 (unsigned long long) dus->s.ios[0],
1126 (unsigned long long) dus->s.ios[1],
1127 (unsigned long long) dus->s.merges[0],
1128 (unsigned long long) dus->s.merges[1],
1129 (unsigned long long) dus->s.ticks[0],
1130 (unsigned long long) dus->s.ticks[1],
1131 (unsigned long long) dus->s.time_in_queue,
1132 util);
1133 } else {
1134 log_buf(out, ";%s;%llu;%llu;%llu;%llu;%llu;%llu;%llu;%3.2f%%",
1135 dus->name,
1136 (unsigned long long) dus->s.ios[0],
1137 (unsigned long long) dus->s.ios[1],
1138 (unsigned long long) dus->s.merges[0],
1139 (unsigned long long) dus->s.merges[1],
1140 (unsigned long long) dus->s.ticks[0],
1141 (unsigned long long) dus->s.ticks[1],
1142 (unsigned long long) dus->s.time_in_queue,
1143 util);
1144 }
1145
1146 /*
1147 * If the device has slaves, aggregate the stats for
1148 * those slave devices also.
1149 */
1150 show_agg_stats(agg, terse, out);
1151
1152 if (!terse)
1153 log_buf(out, "\n");
1154}
1155
1156void json_array_add_disk_util(struct disk_util_stat *dus,
1157 struct disk_util_agg *agg, struct json_array *array)
1158{
1159 struct json_object *obj;
1160 double util = 0;
1161
1162 if (dus->s.msec)
1163 util = (double) 100 * dus->s.io_ticks / (double) dus->s.msec;
1164 if (util > 100.0)
1165 util = 100.0;
1166
1167 obj = json_create_object();
1168 json_array_add_value_object(array, obj);
1169
eb2f29b7 1170 json_object_add_value_string(obj, "name", (const char *)dus->name);
2a2fdab1
L		 1171 json_object_add_value_int(obj, "read_ios", dus->s.ios[0]);
1172 json_object_add_value_int(obj, "write_ios", dus->s.ios[1]);
1173 json_object_add_value_int(obj, "read_merges", dus->s.merges[0]);
1174 json_object_add_value_int(obj, "write_merges", dus->s.merges[1]);
1175 json_object_add_value_int(obj, "read_ticks", dus->s.ticks[0]);
1176 json_object_add_value_int(obj, "write_ticks", dus->s.ticks[1]);
1177 json_object_add_value_int(obj, "in_queue", dus->s.time_in_queue);
1178 json_object_add_value_float(obj, "util", util);
1179
1180 /*
1181 * If the device has slaves, aggregate the stats for
1182 * those slave devices also.
1183 */
1184 if (!agg->slavecount)
1185 return;
1186 json_object_add_value_int(obj, "aggr_read_ios",
1187 agg->ios[0] / agg->slavecount);
1188 json_object_add_value_int(obj, "aggr_write_ios",
1189 agg->ios[1] / agg->slavecount);
1190 json_object_add_value_int(obj, "aggr_read_merges",
1191 agg->merges[0] / agg->slavecount);
1192 json_object_add_value_int(obj, "aggr_write_merge",
1193 agg->merges[1] / agg->slavecount);
1194 json_object_add_value_int(obj, "aggr_read_ticks",
1195 agg->ticks[0] / agg->slavecount);
1196 json_object_add_value_int(obj, "aggr_write_ticks",
1197 agg->ticks[1] / agg->slavecount);
1198 json_object_add_value_int(obj, "aggr_in_queue",
1199 agg->time_in_queue / agg->slavecount);
1200 json_object_add_value_float(obj, "aggr_util", agg->max_util.u.f);
1201}
1202
1203static void json_object_add_disk_utils(struct json_object *obj,
1204 struct flist_head *head)
1205{
1206 struct json_array *array = json_create_array();
1207 struct flist_head *entry;
1208 struct disk_util *du;
1209
1210 json_object_add_value_array(obj, "disk_util", array);
1211
1212 flist_for_each(entry, head) {
1213 du = flist_entry(entry, struct disk_util, list);
1214
1215 aggregate_slaves_stats(du);
1216 json_array_add_disk_util(&du->dus, &du->agg, array);
1217 }
1218}
1219
1220void show_disk_util(int terse, struct json_object *parent,
1221 struct buf_output *out)
1222{
1223 struct flist_head *entry;
1224 struct disk_util *du;
1225 bool do_json;
1226
1227 if (!is_running_backend())
1228 return;
1229
6dc75062 1230 if (flist_empty(&disk_list))
2a2fdab1 1231 return;
2a2fdab1
L		 1232
1233 if ((output_format & FIO_OUTPUT_JSON) && parent)
1234 do_json = true;
1235 else
1236 do_json = false;
1237
1238 if (!terse && !do_json)
1239 log_buf(out, "\nDisk stats (read/write):\n");
1240
6dc75062 1241 if (do_json) {
2a2fdab1 1242 json_object_add_disk_utils(parent, &disk_list);
6dc75062 1243 } else if (output_format & ~(FIO_OUTPUT_JSON | FIO_OUTPUT_JSON_PLUS)) {
2a2fdab1
L		 1244 flist_for_each(entry, &disk_list) {
1245 du = flist_entry(entry, struct disk_util, list);
1246
1247 aggregate_slaves_stats(du);
1248 print_disk_util(&du->dus, &du->agg, terse, out);
1249 }
1250 }
1251}
1252
10aa136b 1253static void show_thread_status_normal(struct thread_stat *ts,
a666cab8
JA		 1254 struct group_run_stats *rs,
1255 struct buf_output *out)
3c39a379
JA		 1256{
1257 double usr_cpu, sys_cpu;
69008999 1258 unsigned long runtime;
71619dc2 1259 double io_u_dist[FIO_IO_U_MAP_NR];
57a64324 1260 time_t time_p;
35326842 1261 char time_buf[32];
3c39a379 1262
9966af7b 1263 if (!ddir_rw_sum(ts->io_bytes) && !ddir_rw_sum(ts->total_io_u))
3c39a379 1264 return;
7a4e480d 1265
33477b4b 1266 memset(time_buf, 0, sizeof(time_buf));
3c39a379 1267
57a64324 1268 time(&time_p);
45054cbe 1269 os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf));
57a64324 1270
5ec10eaa 1271 if (!ts->error) {
a666cab8 1272 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s",
5ec10eaa 1273 ts->name, ts->groupid, ts->members,
57a64324 1274 ts->error, (int) ts->pid, time_buf);
5ec10eaa 1275 } else {
a666cab8 1276 log_buf(out, "%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s",
5ec10eaa 1277 ts->name, ts->groupid, ts->members,
57a64324
JA		 1278 ts->error, ts->verror, (int) ts->pid,
1279 time_buf);
5ec10eaa 1280 }
3c39a379 1281
259e47de 1282 if (strlen(ts->description))
a666cab8 1283 log_buf(out, " Description : [%s]\n", ts->description);
7bdce1bd 1284
dde39f8c
AD		 1285 for_each_rw_ddir(ddir) {
1286 if (ts->io_bytes[ddir])
1287 show_ddir_status(rs, ts, ddir, out);
1288 }
3c39a379 1289
5cb8a8cd
BP		 1290 if (ts->unified_rw_rep == UNIFIED_BOTH)
1291 show_mixed_ddir_status(rs, ts, out);
1292
a666cab8 1293 show_latencies(ts, out);
7e1773ba 1294
b2b3eefe
JA		 1295 if (ts->sync_stat.samples)
1296 show_ddir_status(rs, ts, DDIR_SYNC, out);
1297
756867bd 1298 runtime = ts->total_run_time;
69008999 1299 if (runtime) {
1e97cce9 1300 double runt = (double) runtime;
3c39a379 1301
756867bd
JA		 1302 usr_cpu = (double) ts->usr_time * 100 / runt;
1303 sys_cpu = (double) ts->sys_time * 100 / runt;
3c39a379
JA		 1304 } else {
1305 usr_cpu = 0;
1306 sys_cpu = 0;
1307 }
1308
a666cab8 1309 log_buf(out, " cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu,"
4e0a8fa2
JA		 1310 " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu,
1311 (unsigned long long) ts->ctx,
1312 (unsigned long long) ts->majf,
1313 (unsigned long long) ts->minf);
71619dc2 1314
d79db122 1315 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
a666cab8 1316 log_buf(out, " IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
5ec10eaa
JA		 1317 " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1318 io_u_dist[1], io_u_dist[2],
1319 io_u_dist[3], io_u_dist[4],
1320 io_u_dist[5], io_u_dist[6]);
838bc709
JA		 1321
1322 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
a666cab8 1323 log_buf(out, " submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1324 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1325 io_u_dist[1], io_u_dist[2],
1326 io_u_dist[3], io_u_dist[4],
1327 io_u_dist[5], io_u_dist[6]);
1328 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
a666cab8 1329 log_buf(out, " complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%,"
838bc709
JA		 1330 " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
1331 io_u_dist[1], io_u_dist[2],
1332 io_u_dist[3], io_u_dist[4],
1333 io_u_dist[5], io_u_dist[6]);
7f3ecee2
JA		 1334 log_buf(out, " issued rwts: total=%llu,%llu,%llu,%llu"
1335 " short=%llu,%llu,%llu,0"
1336 " dropped=%llu,%llu,%llu,0\n",
4e0a8fa2
JA		 1337 (unsigned long long) ts->total_io_u[0],
1338 (unsigned long long) ts->total_io_u[1],
1339 (unsigned long long) ts->total_io_u[2],
7f3ecee2 1340 (unsigned long long) ts->total_io_u[3],
4e0a8fa2
JA		 1341 (unsigned long long) ts->short_io_u[0],
1342 (unsigned long long) ts->short_io_u[1],
3bcb9d94
JA		 1343 (unsigned long long) ts->short_io_u[2],
1344 (unsigned long long) ts->drop_io_u[0],
1345 (unsigned long long) ts->drop_io_u[1],
1346 (unsigned long long) ts->drop_io_u[2]);
f2bba182 1347 if (ts->continue_on_error) {
a666cab8 1348 log_buf(out, " errors : total=%llu, first_error=%d/<%s>\n",
4e0a8fa2 1349 (unsigned long long)ts->total_err_count,
1ec99eea
JA		 1350 ts->first_error,
1351 strerror(ts->first_error));
f2bba182 1352 }
3e260a46 1353 if (ts->latency_depth) {
a666cab8 1354 log_buf(out, " latency : target=%llu, window=%llu, percentile=%.2f%%, depth=%u\n",
3e260a46
JA		 1355 (unsigned long long)ts->latency_target,
1356 (unsigned long long)ts->latency_window,
1357 ts->latency_percentile.u.f,
1358 ts->latency_depth);
1359 }
66347cfa
DE		 1360
1361 if (ts->nr_block_infos)
1362 show_block_infos(ts->nr_block_infos, ts->block_infos,
a666cab8 1363 ts->percentile_list, out);
d685adfb 1364
bb49c8bd 1365 if (ts->ss_dur)
d685adfb 1366 show_ss_normal(ts, out);
3c39a379
JA		 1367}
1368
756867bd 1369static void show_ddir_status_terse(struct thread_stat *ts,
a666cab8 1370 struct group_run_stats *rs, int ddir,
a2c95580 1371 int ver, struct buf_output *out)
c6ae0a5b 1372{
d6bb626e
VF		 1373 unsigned long long min, max, minv, maxv, bw, iops;
1374 unsigned long long *ovals = NULL;
c6ae0a5b 1375 double mean, dev;
d6bb626e 1376 unsigned int len;
a2c95580 1377 int i, bw_stat;
c6ae0a5b 1378
ff58fced
JA		 1379 assert(ddir_rw(ddir));
1380
312b4af2
JA		 1381 iops = bw = 0;
1382 if (ts->runtime[ddir]) {
1383 uint64_t runt = ts->runtime[ddir];
1384
420b104a 1385 bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; /* KiB/s */
312b4af2
JA		 1386 iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
1387 }
c6ae0a5b 1388
a666cab8 1389 log_buf(out, ";%llu;%llu;%llu;%llu",
4e0a8fa2
JA		 1390 (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops,
1391 (unsigned long long) ts->runtime[ddir]);
c6ae0a5b 1392
079ad09b 1393 if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1394 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1395 else
d6bb626e 1396 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1397
079ad09b 1398 if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1399 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
c6ae0a5b 1400 else
d6bb626e 1401 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
c6ae0a5b 1402
6dc75062 1403 if (ts->lat_percentiles) {
56440e63
VF		 1404 len = calc_clat_percentiles(ts->io_u_plat[FIO_LAT][ddir],
1405 ts->lat_stat[ddir].samples,
1406 ts->percentile_list, &ovals, &maxv,
1407 &minv);
6dc75062 1408 } else if (ts->clat_percentiles) {
df8781b6 1409 len = calc_clat_percentiles(ts->io_u_plat[FIO_CLAT][ddir],
1db92cb6
JA		 1410 ts->clat_stat[ddir].samples,
1411 ts->percentile_list, &ovals, &maxv,
1412 &minv);
6dc75062 1413 } else {
1db92cb6 1414 len = 0;
6dc75062
JA		 1415 }
1416
1db92cb6
JA		 1417 for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
1418 if (i >= len) {
a666cab8 1419 log_buf(out, ";0%%=0");
1db92cb6
JA		 1420 continue;
1421 }
247823cc 1422 log_buf(out, ";%f%%=%llu", ts->percentile_list[i].u.f, ovals[i]/1000);
1db92cb6 1423 }
2341a37a
K		 1424
1425 if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
247823cc 1426 log_buf(out, ";%llu;%llu;%f;%f", min/1000, max/1000, mean/1000, dev/1000);
2341a37a 1427 else
d6bb626e 1428 log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
2341a37a 1429
283feb79 1430 free(ovals);
1db92cb6 1431
a2c95580
AH		 1432 bw_stat = calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev);
1433 if (bw_stat) {
19d3e967
JA		 1434 double p_of_agg = 100.0;
1435
1436 if (rs->agg[ddir]) {
d1707474 1437 p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
19d3e967
JA		 1438 if (p_of_agg > 100.0)
1439 p_of_agg = 100.0;
1440 }
c6ae0a5b 1441
d6bb626e 1442 log_buf(out, ";%llu;%llu;%f%%;%f;%f", min, max, p_of_agg, mean, dev);
6dc75062 1443 } else {
d6bb626e 1444 log_buf(out, ";%llu;%llu;%f%%;%f;%f", 0ULL, 0ULL, 0.0, 0.0, 0.0);
6dc75062 1445 }
a2c95580
AH		 1446
1447 if (ver == 5) {
1448 if (bw_stat)
29eb371b 1449 log_buf(out, ";%" PRIu64, (&ts->bw_stat[ddir])->samples);
a2c95580
AH		 1450 else
1451 log_buf(out, ";%lu", 0UL);
1452
1453 if (calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev))
29eb371b 1454 log_buf(out, ";%llu;%llu;%f;%f;%" PRIu64, min, max,
a2c95580
AH		 1455 mean, dev, (&ts->iops_stat[ddir])->samples);
1456 else
1457 log_buf(out, ";%llu;%llu;%f;%f;%lu", 0ULL, 0ULL, 0.0, 0.0, 0UL);
1458 }
c6ae0a5b
JA		 1459}
1460
5cb8a8cd
BP		 1461static void show_mixed_ddir_status_terse(struct thread_stat *ts,
1462 struct group_run_stats *rs,
1463 int ver, struct buf_output *out)
1464{
1465 struct thread_stat *ts_lcl;
5cb8a8cd 1466
6dc75062
JA		 1467 /*
1468 * Handle aggregation of Reads (ddir = 0), Writes (ddir = 1), and
1469 * Trims (ddir = 2)
1470 */
5cb8a8cd
BP		 1471 ts_lcl = malloc(sizeof(struct thread_stat));
1472 memset((void *)ts_lcl, 0, sizeof(struct thread_stat));
6dc75062
JA		 1473 /* calculate mixed stats */
1474 ts_lcl->unified_rw_rep = UNIFIED_MIXED;
6619fc32 1475 init_thread_stat_min_vals(ts_lcl);
5cb8a8cd
BP		 1476 ts_lcl->lat_percentiles = ts->lat_percentiles;
1477 ts_lcl->clat_percentiles = ts->clat_percentiles;
1478 ts_lcl->slat_percentiles = ts->slat_percentiles;
6dc75062 1479 ts_lcl->percentile_precision = ts->percentile_precision;
5cb8a8cd
BP		 1480 memcpy(ts_lcl->percentile_list, ts->percentile_list, sizeof(ts->percentile_list));
1481
1482 sum_thread_stats(ts_lcl, ts, 1);
1483
1484 /* add the aggregated stats to json parent */
1485 show_ddir_status_terse(ts_lcl, rs, DDIR_READ, ver, out);
1486 free(ts_lcl);
1487}
1488
6dc75062
JA		 1489static struct json_object *add_ddir_lat_json(struct thread_stat *ts,
1490 uint32_t percentiles,
1491 struct io_stat *lat_stat,
1492 uint64_t *io_u_plat)
56440e63
VF		 1493{
1494 char buf[120];
1495 double mean, dev;
1496 unsigned int i, len;
1497 struct json_object *lat_object, *percentile_object, *clat_bins_object;
1498 unsigned long long min, max, maxv, minv, *ovals = NULL;
1499
1500 if (!calc_lat(lat_stat, &min, &max, &mean, &dev)) {
1501 min = max = 0;
1502 mean = dev = 0.0;
1503 }
1504 lat_object = json_create_object();
1505 json_object_add_value_int(lat_object, "min", min);
1506 json_object_add_value_int(lat_object, "max", max);
1507 json_object_add_value_float(lat_object, "mean", mean);
1508 json_object_add_value_float(lat_object, "stddev", dev);
1509 json_object_add_value_int(lat_object, "N", lat_stat->samples);
1510
1511 if (percentiles && lat_stat->samples) {
1512 len = calc_clat_percentiles(io_u_plat, lat_stat->samples,
1513 ts->percentile_list, &ovals, &maxv, &minv);
1514
1515 if (len > FIO_IO_U_LIST_MAX_LEN)
1516 len = FIO_IO_U_LIST_MAX_LEN;
1517
1518 percentile_object = json_create_object();
1519 json_object_add_value_object(lat_object, "percentile", percentile_object);
1520 for (i = 0; i < len; i++) {
1521 snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
1522 json_object_add_value_int(percentile_object, buf, ovals[i]);
1523 }
1524 free(ovals);
1525
1526 if (output_format & FIO_OUTPUT_JSON_PLUS) {
1527 clat_bins_object = json_create_object();
1528 json_object_add_value_object(lat_object, "bins", clat_bins_object);
1529
1530 for(i = 0; i < FIO_IO_U_PLAT_NR; i++)
1531 if (io_u_plat[i]) {
1532 snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
1533 json_object_add_value_int(clat_bins_object, buf, io_u_plat[i]);
1534 }
1535 }
1536 }
1537
1538 return lat_object;
1539}
1540
cc372b17
SL		 1541static void add_ddir_status_json(struct thread_stat *ts,
1542 struct group_run_stats *rs, int ddir, struct json_object *parent)
1543{
56440e63 1544 unsigned long long min, max;
aedd021d 1545 unsigned long long bw_bytes, bw;
9f68fe3a 1546 double mean, dev, iops;
56440e63 1547 struct json_object *dir_object, *tmp_object;
cc372b17
SL		 1548 double p_of_agg = 100.0;
1549
b2b3eefe 1550 assert(ddir_rw(ddir) || ddir_sync(ddir));
cc372b17 1551
5cb8a8cd 1552 if ((ts->unified_rw_rep == UNIFIED_MIXED) && ddir != DDIR_READ)
771e58be
JA		 1553 return;
1554
cc372b17 1555 dir_object = json_create_object();
771e58be 1556 json_object_add_value_object(parent,
5cb8a8cd 1557 (ts->unified_rw_rep == UNIFIED_MIXED) ? "mixed" : io_ddir_name(ddir), dir_object);
cc372b17 1558
b2b3eefe
JA		 1559 if (ddir_rw(ddir)) {
1560 bw_bytes = 0;
1561 bw = 0;
1562 iops = 0.0;
1563 if (ts->runtime[ddir]) {
1564 uint64_t runt = ts->runtime[ddir];
cc372b17 1565
b2b3eefe
JA		 1566 bw_bytes = ((1000 * ts->io_bytes[ddir]) / runt); /* Bytes/s */
1567 bw = bw_bytes / 1024; /* KiB/s */
1568 iops = (1000.0 * (uint64_t) ts->total_io_u[ddir]) / runt;
1569 }
cc372b17 1570
b2b3eefe
JA		 1571 json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir]);
1572 json_object_add_value_int(dir_object, "io_kbytes", ts->io_bytes[ddir] >> 10);
1573 json_object_add_value_int(dir_object, "bw_bytes", bw_bytes);
1574 json_object_add_value_int(dir_object, "bw", bw);
1575 json_object_add_value_float(dir_object, "iops", iops);
1576 json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]);
1577 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[ddir]);
1578 json_object_add_value_int(dir_object, "short_ios", ts->short_io_u[ddir]);
1579 json_object_add_value_int(dir_object, "drop_ios", ts->drop_io_u[ddir]);
1580
56440e63
VF		 1581 tmp_object = add_ddir_lat_json(ts, ts->slat_percentiles,
1582 &ts->slat_stat[ddir], ts->io_u_plat[FIO_SLAT][ddir]);
b2b3eefe 1583 json_object_add_value_object(dir_object, "slat_ns", tmp_object);
56440e63
VF		 1584
1585 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles,
1586 &ts->clat_stat[ddir], ts->io_u_plat[FIO_CLAT][ddir]);
b2b3eefe 1587 json_object_add_value_object(dir_object, "clat_ns", tmp_object);
cc372b17 1588
56440e63
VF		 1589 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles,
1590 &ts->lat_stat[ddir], ts->io_u_plat[FIO_LAT][ddir]);
b2b3eefe 1591 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
56440e63 1592 } else {
f5ec8123 1593 json_object_add_value_int(dir_object, "total_ios", ts->total_io_u[DDIR_SYNC]);
56440e63
VF		 1594 tmp_object = add_ddir_lat_json(ts, ts->lat_percentiles | ts->clat_percentiles,
1595 &ts->sync_stat, ts->io_u_sync_plat);
1596 json_object_add_value_object(dir_object, "lat_ns", tmp_object);
513e37ee
VF		 1597 }
1598
56440e63
VF		 1599 if (!ddir_rw(ddir))
1600 return;
b2a432bf
PC		 1601
1602 /* Only print PRIO latencies if some high priority samples were gathered */
1603 if (ts->clat_high_prio_stat[ddir].samples > 0) {
56440e63 1604 const char *high, *low;
b2a432bf 1605
56440e63 1606 if (ts->lat_percentiles) {
efd78265 1607 high = "lat_high_prio";
56440e63
VF		 1608 low = "lat_low_prio";
1609 } else {
efd78265 1610 high = "clat_high_prio";
56440e63 1611 low = "clat_low_prio";
b2a432bf 1612 }
b2a432bf 1613
56440e63
VF		 1614 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles | ts->lat_percentiles,
1615 &ts->clat_high_prio_stat[ddir], ts->io_u_plat_high_prio[ddir]);
1616 json_object_add_value_object(dir_object, high, tmp_object);
b2b3eefe 1617
56440e63 1618 tmp_object = add_ddir_lat_json(ts, ts->clat_percentiles | ts->lat_percentiles,
efd78265 1619 &ts->clat_low_prio_stat[ddir], ts->io_u_plat_low_prio[ddir]);
56440e63 1620 json_object_add_value_object(dir_object, low, tmp_object);
cc372b17 1621 }
24cab44e 1622
b9e1b491 1623 if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
5c0abd5e 1624 p_of_agg = convert_agg_kbytes_percent(rs, ddir, mean);
cc372b17
SL		 1625 } else {
1626 min = max = 0;
1627 p_of_agg = mean = dev = 0.0;
1628 }
56440e63 1629
cc372b17
SL		 1630 json_object_add_value_int(dir_object, "bw_min", min);
1631 json_object_add_value_int(dir_object, "bw_max", max);
a806bf2e 1632 json_object_add_value_float(dir_object, "bw_agg", p_of_agg);
cc372b17
SL		 1633 json_object_add_value_float(dir_object, "bw_mean", mean);
1634 json_object_add_value_float(dir_object, "bw_dev", dev);
54c05828
AH		 1635 json_object_add_value_int(dir_object, "bw_samples",
1636 (&ts->bw_stat[ddir])->samples);
188b6016
AH		 1637
1638 if (!calc_lat(&ts->iops_stat[ddir], &min, &max, &mean, &dev)) {
1639 min = max = 0;
1640 mean = dev = 0.0;
1641 }
1642 json_object_add_value_int(dir_object, "iops_min", min);
1643 json_object_add_value_int(dir_object, "iops_max", max);
1644 json_object_add_value_float(dir_object, "iops_mean", mean);
1645 json_object_add_value_float(dir_object, "iops_stddev", dev);
54c05828
AH		 1646 json_object_add_value_int(dir_object, "iops_samples",
1647 (&ts->iops_stat[ddir])->samples);
96563db9
JA		 1648
1649 if (ts->cachehit + ts->cachemiss) {
1650 uint64_t total;
1651 double hit;
1652
1653 total = ts->cachehit + ts->cachemiss;
1654 hit = (double) ts->cachehit / (double) total;
1655 hit *= 100.0;
1656 json_object_add_value_float(dir_object, "cachehit", hit);
1657 }
cc372b17
SL		 1658}
1659
5cb8a8cd
BP		 1660static void add_mixed_ddir_status_json(struct thread_stat *ts,
1661 struct group_run_stats *rs, struct json_object *parent)
1662{
1663 struct thread_stat *ts_lcl;
5cb8a8cd 1664
6dc75062
JA		 1665 /*
1666 * Handle aggregation of Reads (ddir = 0), Writes (ddir = 1), and
1667 * Trims (ddir = 2)
1668 */
5cb8a8cd
BP		 1669 ts_lcl = malloc(sizeof(struct thread_stat));
1670 memset((void *)ts_lcl, 0, sizeof(struct thread_stat));
6dc75062
JA		 1671 /* calculate mixed stats */
1672 ts_lcl->unified_rw_rep = UNIFIED_MIXED;
6619fc32 1673 init_thread_stat_min_vals(ts_lcl);
5cb8a8cd
BP		 1674 ts_lcl->lat_percentiles = ts->lat_percentiles;
1675 ts_lcl->clat_percentiles = ts->clat_percentiles;
1676 ts_lcl->slat_percentiles = ts->slat_percentiles;
6dc75062 1677 ts_lcl->percentile_precision = ts->percentile_precision;
5cb8a8cd
BP		 1678 memcpy(ts_lcl->percentile_list, ts->percentile_list, sizeof(ts->percentile_list));
1679
1680 sum_thread_stats(ts_lcl, ts, 1);
1681
1682 /* add the aggregated stats to json parent */
1683 add_ddir_status_json(ts_lcl, rs, DDIR_READ, parent);
1684 free(ts_lcl);
1685}
1686
bef2112b
AH		 1687static void show_thread_status_terse_all(struct thread_stat *ts,
1688 struct group_run_stats *rs, int ver,
1689 struct buf_output *out)
4d658652
JA		 1690{
1691 double io_u_dist[FIO_IO_U_MAP_NR];
1692 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1693 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1694 double usr_cpu, sys_cpu;
1695 int i;
1696
1697 /* General Info */
bef2112b
AH		 1698 if (ver == 2)
1699 log_buf(out, "2;%s;%d;%d", ts->name, ts->groupid, ts->error);
1700 else
1701 log_buf(out, "%d;%s;%s;%d;%d", ver, fio_version_string,
1702 ts->name, ts->groupid, ts->error);
c6ae0a5b 1703
5cb8a8cd 1704 /* Log Read Status, or mixed if unified_rw_rep = 1 */
a2c95580 1705 show_ddir_status_terse(ts, rs, DDIR_READ, ver, out);
5cb8a8cd
BP		 1706 if (ts->unified_rw_rep != UNIFIED_MIXED) {
1707 /* Log Write Status */
1708 show_ddir_status_terse(ts, rs, DDIR_WRITE, ver, out);
1709 /* Log Trim Status */
1710 if (ver == 2 || ver == 4 || ver == 5)
1711 show_ddir_status_terse(ts, rs, DDIR_TRIM, ver, out);
1712 }
1713 if (ts->unified_rw_rep == UNIFIED_BOTH)
1714 show_mixed_ddir_status_terse(ts, rs, ver, out);
562c2d2f 1715 /* CPU Usage */
756867bd
JA		 1716 if (ts->total_run_time) {
1717 double runt = (double) ts->total_run_time;
c6ae0a5b 1718
756867bd
JA		 1719 usr_cpu = (double) ts->usr_time * 100 / runt;
1720 sys_cpu = (double) ts->sys_time * 100 / runt;
c6ae0a5b
JA		 1721 } else {
1722 usr_cpu = 0;
1723 sys_cpu = 0;
1724 }
1725
a666cab8 1726 log_buf(out, ";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
4e0a8fa2
JA		 1727 (unsigned long long) ts->ctx,
1728 (unsigned long long) ts->majf,
1729 (unsigned long long) ts->minf);
2270890c 1730
562c2d2f 1731 /* Calc % distribution of IO depths, usecond, msecond latency */
d79db122 1732 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
247823cc 1733 stat_calc_lat_nu(ts, io_u_lat_u);
04a0feae 1734 stat_calc_lat_m(ts, io_u_lat_m);
2270890c 1735
562c2d2f 1736 /* Only show fixed 7 I/O depth levels*/
a666cab8 1737 log_buf(out, ";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%",
5ec10eaa
JA		 1738 io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3],
1739 io_u_dist[4], io_u_dist[5], io_u_dist[6]);
2270890c 1740
562c2d2f 1741 /* Microsecond latency */
04a0feae 1742 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
a666cab8 1743 log_buf(out, ";%3.2f%%", io_u_lat_u[i]);
562c2d2f 1744 /* Millisecond latency */
04a0feae 1745 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
a666cab8 1746 log_buf(out, ";%3.2f%%", io_u_lat_m[i]);
f2f788dd
JA		 1747
1748 /* disk util stats, if any */
24a97130 1749 if (ver >= 3 && is_running_backend())
bef2112b 1750 show_disk_util(1, NULL, out);
f2f788dd 1751
562c2d2f 1752 /* Additional output if continue_on_error set - default off*/
f2bba182 1753 if (ts->continue_on_error)
a666cab8 1754 log_buf(out, ";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
2270890c 1755
562c2d2f 1756 /* Additional output if description is set */
d5495f0b
VF		 1757 if (strlen(ts->description)) {
1758 if (ver == 2)
1759 log_buf(out, "\n");
a666cab8 1760 log_buf(out, ";%s", ts->description);
d5495f0b 1761 }
946e4276 1762
a666cab8 1763 log_buf(out, "\n");
756867bd
JA		 1764}
1765
a89ba4b1 1766static void json_add_job_opts(struct json_object *root, const char *name,
0cf542af 1767 struct flist_head *opt_list)
66e19a38
JA		 1768{
1769 struct json_object *dir_object;
1770 struct flist_head *entry;
1771 struct print_option *p;
1772
1773 if (flist_empty(opt_list))
1774 return;
1775
1776 dir_object = json_create_object();
1777 json_object_add_value_object(root, name, dir_object);
1778
1779 flist_for_each(entry, opt_list) {
66e19a38 1780 p = flist_entry(entry, struct print_option, list);
c42b48fe 1781 json_object_add_value_string(dir_object, p->name, p->value);
66e19a38
JA		 1782 }
1783}
1784
cc372b17 1785static struct json_object *show_thread_status_json(struct thread_stat *ts,
66e19a38
JA		 1786 struct group_run_stats *rs,
1787 struct flist_head *opt_list)
cc372b17
SL		 1788{
1789 struct json_object *root, *tmp;
b01af66b 1790 struct jobs_eta *je;
cc372b17 1791 double io_u_dist[FIO_IO_U_MAP_NR];
d6bb626e 1792 double io_u_lat_n[FIO_IO_U_LAT_N_NR];
cc372b17
SL		 1793 double io_u_lat_u[FIO_IO_U_LAT_U_NR];
1794 double io_u_lat_m[FIO_IO_U_LAT_M_NR];
1795 double usr_cpu, sys_cpu;
1796 int i;
b01af66b
CJ		 1797 size_t size;
1798
cc372b17
SL		 1799 root = json_create_object();
1800 json_object_add_value_string(root, "jobname", ts->name);
1801 json_object_add_value_int(root, "groupid", ts->groupid);
1802 json_object_add_value_int(root, "error", ts->error);
1803
b01af66b 1804 /* ETA Info */
c5103619 1805 je = get_jobs_eta(true, &size);
2de615ad
JA		 1806 if (je) {
1807 json_object_add_value_int(root, "eta", je->eta_sec);
1808 json_object_add_value_int(root, "elapsed", je->elapsed_sec);
1809 }
b01af66b 1810
66e19a38 1811 if (opt_list)
0cf542af 1812 json_add_job_opts(root, "job options", opt_list);
66e19a38 1813
cc372b17
SL		 1814 add_ddir_status_json(ts, rs, DDIR_READ, root);
1815 add_ddir_status_json(ts, rs, DDIR_WRITE, root);
f3afa57e 1816 add_ddir_status_json(ts, rs, DDIR_TRIM, root);
b2b3eefe 1817 add_ddir_status_json(ts, rs, DDIR_SYNC, root);
cc372b17 1818
5cb8a8cd
BP		 1819 if (ts->unified_rw_rep == UNIFIED_BOTH)
1820 add_mixed_ddir_status_json(ts, rs, root);
1821
cc372b17
SL		 1822 /* CPU Usage */
1823 if (ts->total_run_time) {
1824 double runt = (double) ts->total_run_time;
1825
1826 usr_cpu = (double) ts->usr_time * 100 / runt;
1827 sys_cpu = (double) ts->sys_time * 100 / runt;
1828 } else {
1829 usr_cpu = 0;
1830 sys_cpu = 0;
1831 }
bcbb4c6c 1832 json_object_add_value_int(root, "job_runtime", ts->total_run_time);
cc372b17
SL		 1833 json_object_add_value_float(root, "usr_cpu", usr_cpu);
1834 json_object_add_value_float(root, "sys_cpu", sys_cpu);
1835 json_object_add_value_int(root, "ctx", ts->ctx);
1836 json_object_add_value_int(root, "majf", ts->majf);
1837 json_object_add_value_int(root, "minf", ts->minf);
1838
ec3e3648 1839 /* Calc % distribution of IO depths */
d79db122 1840 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
cc372b17
SL		 1841 tmp = json_create_object();
1842 json_object_add_value_object(root, "iodepth_level", tmp);
1843 /* Only show fixed 7 I/O depth levels*/
1844 for (i = 0; i < 7; i++) {
1845 char name[20];
1846 if (i < 6)
98ffb8f3 1847 snprintf(name, 20, "%d", 1 << i);
cc372b17 1848 else
98ffb8f3 1849 snprintf(name, 20, ">=%d", 1 << i);
cc372b17
SL		 1850 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1851 }
1852
ec3e3648
VF		 1853 /* Calc % distribution of submit IO depths */
1854 stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist);
1855 tmp = json_create_object();
1856 json_object_add_value_object(root, "iodepth_submit", tmp);
1857 /* Only show fixed 7 I/O depth levels*/
1858 for (i = 0; i < 7; i++) {
1859 char name[20];
1860 if (i == 0)
1861 snprintf(name, 20, "0");
1862 else if (i < 6)
1863 snprintf(name, 20, "%d", 1 << (i+1));
1864 else
1865 snprintf(name, 20, ">=%d", 1 << i);
1866 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1867 }
1868
1869 /* Calc % distribution of completion IO depths */
1870 stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist);
1871 tmp = json_create_object();
1872 json_object_add_value_object(root, "iodepth_complete", tmp);
1873 /* Only show fixed 7 I/O depth levels*/
1874 for (i = 0; i < 7; i++) {
1875 char name[20];
1876 if (i == 0)
1877 snprintf(name, 20, "0");
1878 else if (i < 6)
1879 snprintf(name, 20, "%d", 1 << (i+1));
1880 else
1881 snprintf(name, 20, ">=%d", 1 << i);
1882 json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]);
1883 }
1884
1885 /* Calc % distribution of nsecond, usecond, msecond latency */
1886 stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
1887 stat_calc_lat_n(ts, io_u_lat_n);
1888 stat_calc_lat_u(ts, io_u_lat_u);
1889 stat_calc_lat_m(ts, io_u_lat_m);
1890
d6bb626e 1891 /* Nanosecond latency */
cc372b17 1892 tmp = json_create_object();
d6bb626e
VF		 1893 json_object_add_value_object(root, "latency_ns", tmp);
1894 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) {
1895 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1896 "250", "500", "750", "1000", };
1897 json_object_add_value_float(tmp, ranges[i], io_u_lat_n[i]);
1898 }
cc372b17 1899 /* Microsecond latency */
d6bb626e
VF		 1900 tmp = json_create_object();
1901 json_object_add_value_object(root, "latency_us", tmp);
cc372b17
SL		 1902 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) {
1903 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1904 "250", "500", "750", "1000", };
1905 json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]);
1906 }
1907 /* Millisecond latency */
1908 tmp = json_create_object();
1909 json_object_add_value_object(root, "latency_ms", tmp);
1910 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) {
1911 const char *ranges[] = { "2", "4", "10", "20", "50", "100",
1912 "250", "500", "750", "1000", "2000",
1913 ">=2000", };
1914 json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]);
1915 }
1916
1917 /* Additional output if continue_on_error set - default off*/
1918 if (ts->continue_on_error) {
1919 json_object_add_value_int(root, "total_err", ts->total_err_count);
952b05e0 1920 json_object_add_value_int(root, "first_error", ts->first_error);
cc372b17
SL		 1921 }
1922
3e260a46
JA		 1923 if (ts->latency_depth) {
1924 json_object_add_value_int(root, "latency_depth", ts->latency_depth);
1925 json_object_add_value_int(root, "latency_target", ts->latency_target);
1926 json_object_add_value_float(root, "latency_percentile", ts->latency_percentile.u.f);
1927 json_object_add_value_int(root, "latency_window", ts->latency_window);
1928 }
1929
cc372b17
SL		 1930 /* Additional output if description is set */
1931 if (strlen(ts->description))
1932 json_object_add_value_string(root, "desc", ts->description);
1933
66347cfa
DE		 1934 if (ts->nr_block_infos) {
1935 /* Block error histogram and types */
1936 int len;
1937 unsigned int *percentiles = NULL;
1938 unsigned int block_state_counts[BLOCK_STATE_COUNT];
1939
1940 len = calc_block_percentiles(ts->nr_block_infos, ts->block_infos,
1941 ts->percentile_list,
1942 &percentiles, block_state_counts);
1943
1944 if (len) {
1945 struct json_object *block, *percentile_object, *states;
8a68c41c 1946 int state;
66347cfa
DE		 1947 block = json_create_object();
1948 json_object_add_value_object(root, "block", block);
1949
1950 percentile_object = json_create_object();
1951 json_object_add_value_object(block, "percentiles",
1952 percentile_object);
1953 for (i = 0; i < len; i++) {
1954 char buf[20];
1955 snprintf(buf, sizeof(buf), "%f",
1956 ts->percentile_list[i].u.f);
1957 json_object_add_value_int(percentile_object,
c0a6be6c 1958 buf,
66347cfa
DE		 1959 percentiles[i]);
1960 }
1961
1962 states = json_create_object();
1963 json_object_add_value_object(block, "states", states);
1964 for (state = 0; state < BLOCK_STATE_COUNT; state++) {
1965 json_object_add_value_int(states,
1966 block_state_names[state],
1967 block_state_counts[state]);
1968 }
1969 free(percentiles);
1970 }
1971 }
1972
bb49c8bd 1973 if (ts->ss_dur) {
ba8fb6f6
VF		 1974 struct json_object *data;
1975 struct json_array *iops, *bw;
a43f4461 1976 int j, k, l;
6da94b07 1977 char ss_buf[64];
16e56d25 1978
6da94b07 1979 snprintf(ss_buf, sizeof(ss_buf), "%s%s:%f%s",
c8caba48
JA		 1980 ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
1981 ts->ss_state & FIO_SS_SLOPE ? "_slope" : "",
bb49c8bd 1982 (float) ts->ss_limit.u.f,
c8caba48 1983 ts->ss_state & FIO_SS_PCT ? "%" : "");
16e56d25
VF		 1984
1985 tmp = json_create_object();
1986 json_object_add_value_object(root, "steadystate", tmp);
6da94b07 1987 json_object_add_value_string(tmp, "ss", ss_buf);
bb49c8bd 1988 json_object_add_value_int(tmp, "duration", (int)ts->ss_dur);
c8caba48 1989 json_object_add_value_int(tmp, "attained", (ts->ss_state & FIO_SS_ATTAINED) > 0);
6da94b07 1990
bb49c8bd 1991 snprintf(ss_buf, sizeof(ss_buf), "%f%s", (float) ts->ss_criterion.u.f,
c8caba48 1992 ts->ss_state & FIO_SS_PCT ? "%" : "");
6da94b07 1993 json_object_add_value_string(tmp, "criterion", ss_buf);
bb49c8bd
VF		 1994 json_object_add_value_float(tmp, "max_deviation", ts->ss_deviation.u.f);
1995 json_object_add_value_float(tmp, "slope", ts->ss_slope.u.f);
ba8fb6f6
VF		 1996
1997 data = json_create_object();
1998 json_object_add_value_object(tmp, "data", data);
1999 bw = json_create_array();
2000 iops = json_create_array();
412c7d91
VF		 2001
2002 /*
2003 ** if ss was attained or the buffer is not full,
2004 ** ss->head points to the first element in the list.
2005 ** otherwise it actually points to the second element
2006 ** in the list
2007 */
c8caba48 2008 if ((ts->ss_state & FIO_SS_ATTAINED) || !(ts->ss_state & FIO_SS_BUFFER_FULL))
bb49c8bd 2009 j = ts->ss_head;
412c7d91 2010 else
bb49c8bd 2011 j = ts->ss_head == 0 ? ts->ss_dur - 1 : ts->ss_head - 1;
a43f4461
JA		 2012 for (l = 0; l < ts->ss_dur; l++) {
2013 k = (j + l) % ts->ss_dur;
bb49c8bd
VF		 2014 json_array_add_value_int(bw, ts->ss_bw_data[k]);
2015 json_array_add_value_int(iops, ts->ss_iops_data[k]);
16e56d25 2016 }
bb49c8bd
VF		 2017 json_object_add_value_int(data, "bw_mean", steadystate_bw_mean(ts));
2018 json_object_add_value_int(data, "iops_mean", steadystate_iops_mean(ts));
6da94b07
VF		 2019 json_object_add_value_array(data, "iops", iops);
2020 json_object_add_value_array(data, "bw", bw);
16e56d25
VF		 2021 }
2022
cc372b17
SL		 2023 return root;
2024}
2025
4d658652 2026static void show_thread_status_terse(struct thread_stat *ts,
a666cab8
JA		 2027 struct group_run_stats *rs,
2028 struct buf_output *out)
4d658652 2029{
a2c95580 2030 if (terse_version >= 2 && terse_version <= 5)
bef2112b 2031 show_thread_status_terse_all(ts, rs, terse_version, out);
4d658652
JA		 2032 else
2033 log_err("fio: bad terse version!? %d\n", terse_version);
2034}
2035
952b05e0 2036struct json_object *show_thread_status(struct thread_stat *ts,
a666cab8 2037 struct group_run_stats *rs,
0279b880 2038 struct flist_head *opt_list,
a666cab8 2039 struct buf_output *out)
952b05e0 2040{
129fb2d4
JA		 2041 struct json_object *ret = NULL;
2042
2043 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 2044 show_thread_status_terse(ts, rs, out);
129fb2d4 2045 if (output_format & FIO_OUTPUT_JSON)
0279b880 2046 ret = show_thread_status_json(ts, rs, opt_list);
129fb2d4 2047 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2048 show_thread_status_normal(ts, rs, out);
129fb2d4
JA		 2049
2050 return ret;
952b05e0
CF		 2051}
2052
70750d6a 2053static void __sum_stat(struct io_stat *dst, struct io_stat *src, bool first)
756867bd
JA		 2054{
2055 double mean, S;
2056
2057 dst->min_val = min(dst->min_val, src->min_val);
2058 dst->max_val = max(dst->max_val, src->max_val);
756867bd
JA		 2059
2060 /*
cdcac5cf
YH		 2061 * Compute new mean and S after the merge
2062 * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance
2063 * #Parallel_algorithm>
756867bd 2064 */
fd595830 2065 if (first) {
802ad4a8
JA		 2066 mean = src->mean.u.f;
2067 S = src->S.u.f;
756867bd 2068 } else {
802ad4a8 2069 double delta = src->mean.u.f - dst->mean.u.f;
cdcac5cf 2070
802ad4a8
JA		 2071 mean = ((src->mean.u.f * src->samples) +
2072 (dst->mean.u.f * dst->samples)) /
cdcac5cf
YH		 2073 (dst->samples + src->samples);
2074
802ad4a8 2075 S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) *
cdcac5cf
YH		 2076 (dst->samples * src->samples) /
2077 (dst->samples + src->samples);
756867bd
JA		 2078 }
2079
cdcac5cf 2080 dst->samples += src->samples;
802ad4a8
JA		 2081 dst->mean.u.f = mean;
2082 dst->S.u.f = S;
70750d6a
JA		 2083
2084}
2085
2086/*
2087 * We sum two kinds of stats - one that is time based, in which case we
2088 * apply the proper summing technique, and then one that is iops/bw
2089 * numbers. For group_reporting, we should just add those up, not make
2090 * them the mean of everything.
2091 */
2092static void sum_stat(struct io_stat *dst, struct io_stat *src, bool first,
2093 bool pure_sum)
2094{
2095 if (src->samples == 0)
2096 return;
2097
2098 if (!pure_sum) {
2099 __sum_stat(dst, src, first);
2100 return;
2101 }
2102
68afa5b5
JA		 2103 if (first) {
2104 dst->min_val = src->min_val;
2105 dst->max_val = src->max_val;
2106 dst->samples = src->samples;
2107 dst->mean.u.f = src->mean.u.f;
2108 dst->S.u.f = src->S.u.f;
2109 } else {
2110 dst->min_val += src->min_val;
2111 dst->max_val += src->max_val;
2112 dst->samples += src->samples;
2113 dst->mean.u.f += src->mean.u.f;
2114 dst->S.u.f += src->S.u.f;
2115 }
756867bd
JA		 2116}
2117
37f0c1ae
JA		 2118void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src)
2119{
2120 int i;
2121
6eaf09d6 2122 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
37f0c1ae
JA		 2123 if (dst->max_run[i] < src->max_run[i])
2124 dst->max_run[i] = src->max_run[i];
2125 if (dst->min_run[i] && dst->min_run[i] > src->min_run[i])
2126 dst->min_run[i] = src->min_run[i];
2127 if (dst->max_bw[i] < src->max_bw[i])
2128 dst->max_bw[i] = src->max_bw[i];
2129 if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i])
2130 dst->min_bw[i] = src->min_bw[i];
2131
af7f87cb 2132 dst->iobytes[i] += src->iobytes[i];
37f0c1ae
JA		 2133 dst->agg[i] += src->agg[i];
2134 }
2135
dbae1bd6
JA		 2136 if (!dst->kb_base)
2137 dst->kb_base = src->kb_base;
2138 if (!dst->unit_base)
2139 dst->unit_base = src->unit_base;
18aa1998
JF		 2140 if (!dst->sig_figs)
2141 dst->sig_figs = src->sig_figs;
37f0c1ae
JA		 2142}
2143
fd595830
JA		 2144void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src,
2145 bool first)
5b9babb7 2146{
df8781b6 2147 int k, l, m;
5b9babb7 2148
e86afa53
NC		 2149 sum_stat(&dst->sync_stat, &src->sync_stat, first, false);
2150
6eaf09d6 2151 for (l = 0; l < DDIR_RWDIR_CNT; l++) {
6dc75062 2152 if (dst->unified_rw_rep != UNIFIED_MIXED) {
70750d6a 2153 sum_stat(&dst->clat_stat[l], &src->clat_stat[l], first, false);
b2a432bf 2154 sum_stat(&dst->clat_high_prio_stat[l], &src->clat_high_prio_stat[l], first, false);
efd78265 2155 sum_stat(&dst->clat_low_prio_stat[l], &src->clat_low_prio_stat[l], first, false);
70750d6a
JA		 2156 sum_stat(&dst->slat_stat[l], &src->slat_stat[l], first, false);
2157 sum_stat(&dst->lat_stat[l], &src->lat_stat[l], first, false);
2158 sum_stat(&dst->bw_stat[l], &src->bw_stat[l], first, true);
2159 sum_stat(&dst->iops_stat[l], &src->iops_stat[l], first, true);
771e58be
JA		 2160
2161 dst->io_bytes[l] += src->io_bytes[l];
2162
2163 if (dst->runtime[l] < src->runtime[l])
2164 dst->runtime[l] = src->runtime[l];
2165 } else {
70750d6a 2166 sum_stat(&dst->clat_stat[0], &src->clat_stat[l], first, false);
77e352c9
VF		 2167 sum_stat(&dst->clat_high_prio_stat[0], &src->clat_high_prio_stat[l], first, false);
2168 sum_stat(&dst->clat_low_prio_stat[0], &src->clat_low_prio_stat[l], first, false);
70750d6a
JA		 2169 sum_stat(&dst->slat_stat[0], &src->slat_stat[l], first, false);
2170 sum_stat(&dst->lat_stat[0], &src->lat_stat[l], first, false);
2171 sum_stat(&dst->bw_stat[0], &src->bw_stat[l], first, true);
2172 sum_stat(&dst->iops_stat[0], &src->iops_stat[l], first, true);
771e58be
JA		 2173
2174 dst->io_bytes[0] += src->io_bytes[l];
2175
2176 if (dst->runtime[0] < src->runtime[l])
2177 dst->runtime[0] = src->runtime[l];
fd595830
JA		 2178
2179 /*
2180 * We're summing to the same destination, so override
2181 * 'first' after the first iteration of the loop
2182 */
2183 first = false;
771e58be 2184 }
5b9babb7
JA		 2185 }
2186
2187 dst->usr_time += src->usr_time;
2188 dst->sys_time += src->sys_time;
2189 dst->ctx += src->ctx;
2190 dst->majf += src->majf;
2191 dst->minf += src->minf;
2192
b2b3eefe 2193 for (k = 0; k < FIO_IO_U_MAP_NR; k++) {
5b9babb7 2194 dst->io_u_map[k] += src->io_u_map[k];
5b9babb7 2195 dst->io_u_submit[k] += src->io_u_submit[k];
5b9babb7 2196 dst->io_u_complete[k] += src->io_u_complete[k];
b2b3eefe 2197 }
bf14b39e
VF		 2198
2199 for (k = 0; k < FIO_IO_U_LAT_N_NR; k++)
d6bb626e 2200 dst->io_u_lat_n[k] += src->io_u_lat_n[k];
bf14b39e 2201 for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
5b9babb7 2202 dst->io_u_lat_u[k] += src->io_u_lat_u[k];
bf14b39e 2203 for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
5b9babb7 2204 dst->io_u_lat_m[k] += src->io_u_lat_m[k];
bf14b39e 2205
6eaf09d6 2206 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
6dc75062 2207 if (dst->unified_rw_rep != UNIFIED_MIXED) {
771e58be
JA		 2208 dst->total_io_u[k] += src->total_io_u[k];
2209 dst->short_io_u[k] += src->short_io_u[k];
3bcb9d94 2210 dst->drop_io_u[k] += src->drop_io_u[k];
771e58be
JA		 2211 } else {
2212 dst->total_io_u[0] += src->total_io_u[k];
2213 dst->short_io_u[0] += src->short_io_u[k];
3bcb9d94 2214 dst->drop_io_u[0] += src->drop_io_u[k];
771e58be 2215 }
5b9babb7
JA		 2216 }
2217
7f3ecee2
JA		 2218 dst->total_io_u[DDIR_SYNC] += src->total_io_u[DDIR_SYNC];
2219
df8781b6
VF		 2220 for (k = 0; k < FIO_LAT_CNT; k++)
2221 for (l = 0; l < DDIR_RWDIR_CNT; l++)
2222 for (m = 0; m < FIO_IO_U_PLAT_NR; m++)
6dc75062 2223 if (dst->unified_rw_rep != UNIFIED_MIXED)
df8781b6
VF		 2224 dst->io_u_plat[k][l][m] += src->io_u_plat[k][l][m];
2225 else
2226 dst->io_u_plat[k][0][m] += src->io_u_plat[k][l][m];
771e58be 2227
df8781b6
VF		 2228 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
2229 dst->io_u_sync_plat[k] += src->io_u_sync_plat[k];
2230
2231 for (k = 0; k < DDIR_RWDIR_CNT; k++) {
771e58be 2232 for (m = 0; m < FIO_IO_U_PLAT_NR; m++) {
6dc75062 2233 if (dst->unified_rw_rep != UNIFIED_MIXED) {
b2a432bf 2234 dst->io_u_plat_high_prio[k][m] += src->io_u_plat_high_prio[k][m];
efd78265 2235 dst->io_u_plat_low_prio[k][m] += src->io_u_plat_low_prio[k][m];
b2a432bf 2236 } else {
b2a432bf 2237 dst->io_u_plat_high_prio[0][m] += src->io_u_plat_high_prio[k][m];
efd78265 2238 dst->io_u_plat_low_prio[0][m] += src->io_u_plat_low_prio[k][m];
b2a432bf
PC		 2239 }
2240
771e58be 2241 }
5b9babb7
JA		 2242 }
2243
2244 dst->total_run_time += src->total_run_time;
2245 dst->total_submit += src->total_submit;
2246 dst->total_complete += src->total_complete;
fd5d733f 2247 dst->nr_zone_resets += src->nr_zone_resets;
96563db9
JA		 2248 dst->cachehit += src->cachehit;
2249 dst->cachemiss += src->cachemiss;
5b9babb7
JA		 2250}
2251
37f0c1ae
JA		 2252void init_group_run_stat(struct group_run_stats *gs)
2253{
6eaf09d6 2254 int i;
37f0c1ae 2255 memset(gs, 0, sizeof(*gs));
6eaf09d6
SL		 2256
2257 for (i = 0; i < DDIR_RWDIR_CNT; i++)
2258 gs->min_bw[i] = gs->min_run[i] = ~0UL;
37f0c1ae
JA		 2259}
2260
6619fc32 2261void init_thread_stat_min_vals(struct thread_stat *ts)
37f0c1ae 2262{
6619fc32
NC		 2263 int i;
2264
2265 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
2266 ts->clat_stat[i].min_val = ULONG_MAX;
2267 ts->slat_stat[i].min_val = ULONG_MAX;
2268 ts->lat_stat[i].min_val = ULONG_MAX;
2269 ts->bw_stat[i].min_val = ULONG_MAX;
2270 ts->iops_stat[i].min_val = ULONG_MAX;
2271 ts->clat_high_prio_stat[i].min_val = ULONG_MAX;
2272 ts->clat_low_prio_stat[i].min_val = ULONG_MAX;
2273 }
2274 ts->sync_stat.min_val = ULONG_MAX;
2275}
37f0c1ae 2276
6619fc32
NC		 2277void init_thread_stat(struct thread_stat *ts)
2278{
37f0c1ae
JA		 2279 memset(ts, 0, sizeof(*ts));
2280
6619fc32 2281 init_thread_stat_min_vals(ts);
37f0c1ae
JA		 2282 ts->groupid = -1;
2283}
2284
83f7b64e 2285void __show_run_stats(void)
3c39a379
JA		 2286{
2287 struct group_run_stats *runstats, *rs;
2288 struct thread_data *td;
756867bd 2289 struct thread_stat *threadstats, *ts;
4da24b69 2290 int i, j, k, nr_ts, last_ts, idx;
8985b491
JA		 2291 bool kb_base_warned = false;
2292 bool unit_base_warned = false;
cc372b17
SL		 2293 struct json_object *root = NULL;
2294 struct json_array *array = NULL;
a666cab8 2295 struct buf_output output[FIO_OUTPUT_NR];
66e19a38 2296 struct flist_head **opt_lists;
a666cab8 2297
3c39a379
JA		 2298 runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
2299
37f0c1ae
JA		 2300 for (i = 0; i < groupid + 1; i++)
2301 init_group_run_stat(&runstats[i]);
3c39a379 2302
756867bd
JA		 2303 /*
2304 * find out how many threads stats we need. if group reporting isn't
2305 * enabled, it's one-per-td.
2306 */
2307 nr_ts = 0;
2308 last_ts = -1;
2309 for_each_td(td, i) {
2dc1bbeb 2310 if (!td->o.group_reporting) {
756867bd
JA		 2311 nr_ts++;
2312 continue;
2313 }
2314 if (last_ts == td->groupid)
2315 continue;
8243be59
JA		 2316 if (!td->o.stats)
2317 continue;
756867bd
JA		 2318
2319 last_ts = td->groupid;
2320 nr_ts++;
2321 }
2322
2323 threadstats = malloc(nr_ts * sizeof(struct thread_stat));
66e19a38 2324 opt_lists = malloc(nr_ts * sizeof(struct flist_head *));
756867bd 2325
66e19a38 2326 for (i = 0; i < nr_ts; i++) {
37f0c1ae 2327 init_thread_stat(&threadstats[i]);
66e19a38
JA		 2328 opt_lists[i] = NULL;
2329 }
756867bd
JA		 2330
2331 j = 0;
2332 last_ts = -1;
197574e4 2333 idx = 0;
34572e28 2334 for_each_td(td, i) {
8243be59
JA		 2335 if (!td->o.stats)
2336 continue;
2dc1bbeb
JA		 2337 if (idx && (!td->o.group_reporting ||
2338 (td->o.group_reporting && last_ts != td->groupid))) {
7abd0e3a
JA		 2339 idx = 0;
2340 j++;
2341 }
2342
2343 last_ts = td->groupid;
2344
756867bd
JA		 2345 ts = &threadstats[j];
2346
83349190 2347 ts->clat_percentiles = td->o.clat_percentiles;
b599759b 2348 ts->lat_percentiles = td->o.lat_percentiles;
56440e63 2349 ts->slat_percentiles = td->o.slat_percentiles;
435d195a 2350 ts->percentile_precision = td->o.percentile_precision;
fd112d34 2351 memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
66e19a38 2352 opt_lists[j] = &td->opt_list;
83349190 2353
197574e4 2354 idx++;
6586ee89 2355 ts->members++;
756867bd 2356
7abd0e3a 2357 if (ts->groupid == -1) {
2dc84ba7
JA		 2358 /*
2359 * These are per-group shared already
2360 */
36833fb0 2361 snprintf(ts->name, sizeof(ts->name), "%s", td->o.name);
a64e88da 2362 if (td->o.description)
36833fb0
BVA		 2363 snprintf(ts->description,
2364 sizeof(ts->description), "%s",
2365 td->o.description);
a64e88da 2366 else
4e59d0f3 2367 memset(ts->description, 0, FIO_JOBDESC_SIZE);
a64e88da 2368
2f122b13
JA		 2369 /*
2370 * If multiple entries in this group, this is
2371 * the first member.
2372 */
2373 ts->thread_number = td->thread_number;
756867bd 2374 ts->groupid = td->groupid;
2dc84ba7
JA		 2375
2376 /*
2377 * first pid in group, not very useful...
2378 */
756867bd 2379 ts->pid = td->pid;
90fef2d1
JA		 2380
2381 ts->kb_base = td->o.kb_base;
ad705bcb 2382 ts->unit_base = td->o.unit_base;
e883cb35 2383 ts->sig_figs = td->o.sig_figs;
771e58be 2384 ts->unified_rw_rep = td->o.unified_rw_rep;
90fef2d1
JA		 2385 } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
2386 log_info("fio: kb_base differs for jobs in group, using"
2387 " %u as the base\n", ts->kb_base);
8985b491 2388 kb_base_warned = true;
ad705bcb
SN		 2389 } else if (ts->unit_base != td->o.unit_base && !unit_base_warned) {
2390 log_info("fio: unit_base differs for jobs in group, using"
2391 " %u as the base\n", ts->unit_base);
8985b491 2392 unit_base_warned = true;
2dc84ba7
JA		 2393 }
2394
f2bba182
RR		 2395 ts->continue_on_error = td->o.continue_on_error;
2396 ts->total_err_count += td->total_err_count;
2397 ts->first_error = td->first_error;
2398 if (!ts->error) {
2399 if (!td->error && td->o.continue_on_error &&
2400 td->first_error) {
2401 ts->error = td->first_error;
36833fb0
BVA		 2402 snprintf(ts->verror, sizeof(ts->verror), "%s",
2403 td->verror);
f2bba182
RR		 2404 } else if (td->error) {
2405 ts->error = td->error;
36833fb0
BVA		 2406 snprintf(ts->verror, sizeof(ts->verror), "%s",
2407 td->verror);
f2bba182 2408 }
756867bd
JA		 2409 }
2410
3e260a46
JA		 2411 ts->latency_depth = td->latency_qd;
2412 ts->latency_target = td->o.latency_target;
2413 ts->latency_percentile = td->o.latency_percentile;
2414 ts->latency_window = td->o.latency_window;
2415
0e4dd95c 2416 ts->nr_block_infos = td->ts.nr_block_infos;
4da24b69
JA		 2417 for (k = 0; k < ts->nr_block_infos; k++)
2418 ts->block_infos[k] = td->ts.block_infos[k];
0e4dd95c 2419
fd595830 2420 sum_thread_stats(ts, &td->ts, idx == 1);
16e56d25 2421
bb49c8bd
VF		 2422 if (td->o.ss_dur) {
2423 ts->ss_state = td->ss.state;
2424 ts->ss_dur = td->ss.dur;
2425 ts->ss_head = td->ss.head;
bb49c8bd
VF		 2426 ts->ss_bw_data = td->ss.bw_data;
2427 ts->ss_iops_data = td->ss.iops_data;
2428 ts->ss_limit.u.f = td->ss.limit;
2429 ts->ss_slope.u.f = td->ss.slope;
2430 ts->ss_deviation.u.f = td->ss.deviation;
2431 ts->ss_criterion.u.f = td->ss.criterion;
2432 }
16e56d25 2433 else
bb49c8bd 2434 ts->ss_dur = ts->ss_state = 0;
756867bd
JA		 2435 }
2436
2437 for (i = 0; i < nr_ts; i++) {
94370ac4 2438 unsigned long long bw;
3c39a379 2439
756867bd 2440 ts = &threadstats[i];
dedb88eb
JA		 2441 if (ts->groupid == -1)
2442 continue;
756867bd 2443 rs = &runstats[ts->groupid];
90fef2d1 2444 rs->kb_base = ts->kb_base;
ad705bcb 2445 rs->unit_base = ts->unit_base;
e883cb35 2446 rs->sig_figs = ts->sig_figs;
5cb8a8cd 2447 rs->unified_rw_rep |= ts->unified_rw_rep;
3c39a379 2448
6eaf09d6 2449 for (j = 0; j < DDIR_RWDIR_CNT; j++) {
94370ac4
JA		 2450 if (!ts->runtime[j])
2451 continue;
2452 if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j])
2453 rs->min_run[j] = ts->runtime[j];
2454 if (ts->runtime[j] > rs->max_run[j])
2455 rs->max_run[j] = ts->runtime[j];
2456
2457 bw = 0;
af7f87cb
RE		 2458 if (ts->runtime[j])
2459 bw = ts->io_bytes[j] * 1000 / ts->runtime[j];
94370ac4
JA		 2460 if (bw < rs->min_bw[j])
2461 rs->min_bw[j] = bw;
2462 if (bw > rs->max_bw[j])
2463 rs->max_bw[j] = bw;
2464
af7f87cb 2465 rs->iobytes[j] += ts->io_bytes[j];
94370ac4 2466 }
3c39a379
JA		 2467 }
2468
2469 for (i = 0; i < groupid + 1; i++) {
6eaf09d6
SL		 2470 int ddir;
2471
3c39a379
JA		 2472 rs = &runstats[i];
2473
6eaf09d6
SL		 2474 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
2475 if (rs->max_run[ddir])
af7f87cb 2476 rs->agg[ddir] = (rs->iobytes[ddir] * 1000) /
6eaf09d6
SL		 2477 rs->max_run[ddir];
2478 }
3c39a379
JA		 2479 }
2480
a666cab8 2481 for (i = 0; i < FIO_OUTPUT_NR; i++)
e250c0a9 2482 buf_output_init(&output[i]);
a666cab8 2483
3c39a379
JA		 2484 /*
2485 * don't overwrite last signal output
2486 */
129fb2d4 2487 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2488 log_buf(&output[__FIO_OUTPUT_NORMAL], "\n");
129fb2d4 2489 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2490 struct thread_data *global;
35326842 2491 char time_buf[32];
aa7d2ef0
RH		 2492 struct timeval now;
2493 unsigned long long ms_since_epoch;
afd74e2a 2494 time_t tv_sec;
91e53870 2495
aa7d2ef0
RH		 2496 gettimeofday(&now, NULL);
2497 ms_since_epoch = (unsigned long long)(now.tv_sec) * 1000 +
2498 (unsigned long long)(now.tv_usec) / 1000;
2499
afd74e2a
BVA		 2500 tv_sec = now.tv_sec;
2501 os_ctime_r(&tv_sec, time_buf, sizeof(time_buf));
1d272416
JA		 2502 if (time_buf[strlen(time_buf) - 1] == '\n')
2503 time_buf[strlen(time_buf) - 1] = '\0';
91e53870 2504
cc372b17
SL		 2505 root = json_create_object();
2506 json_object_add_value_string(root, "fio version", fio_version_string);
aa7d2ef0
RH		 2507 json_object_add_value_int(root, "timestamp", now.tv_sec);
2508 json_object_add_value_int(root, "timestamp_ms", ms_since_epoch);
91e53870 2509 json_object_add_value_string(root, "time", time_buf);
66e19a38 2510 global = get_global_options();
0cf542af 2511 json_add_job_opts(root, "global options", &global->opt_list);
cc372b17
SL		 2512 array = json_create_array();
2513 json_object_add_value_array(root, "jobs", array);
2514 }
3c39a379 2515
0279b880
JA		 2516 if (is_backend)
2517 fio_server_send_job_options(&get_global_options()->opt_list, -1U);
2518
756867bd
JA		 2519 for (i = 0; i < nr_ts; i++) {
2520 ts = &threadstats[i];
2521 rs = &runstats[ts->groupid];
3c39a379 2522
0279b880
JA		 2523 if (is_backend) {
2524 fio_server_send_job_options(opt_lists[i], i);
a64e88da 2525 fio_server_send_ts(ts, rs);
0279b880 2526 } else {
129fb2d4 2527 if (output_format & FIO_OUTPUT_TERSE)
a666cab8 2528 show_thread_status_terse(ts, rs, &output[__FIO_OUTPUT_TERSE]);
129fb2d4 2529 if (output_format & FIO_OUTPUT_JSON) {
66e19a38 2530 struct json_object *tmp = show_thread_status_json(ts, rs, opt_lists[i]);
129fb2d4
JA		 2531 json_array_add_value_object(array, tmp);
2532 }
2533 if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2534 show_thread_status_normal(ts, rs, &output[__FIO_OUTPUT_NORMAL]);
129fb2d4 2535 }
3c39a379 2536 }
ab34ddd1 2537 if (!is_backend && (output_format & FIO_OUTPUT_JSON)) {
cc372b17 2538 /* disk util stats, if any */
a666cab8 2539 show_disk_util(1, root, &output[__FIO_OUTPUT_JSON]);
cc372b17 2540
a666cab8 2541 show_idle_prof_stats(FIO_OUTPUT_JSON, root, &output[__FIO_OUTPUT_JSON]);
f2a2ce0e 2542
a666cab8
JA		 2543 json_print_object(root, &output[__FIO_OUTPUT_JSON]);
2544 log_buf(&output[__FIO_OUTPUT_JSON], "\n");
cc372b17
SL		 2545 json_free_object(root);
2546 }
3c39a379 2547
72c27ff8
JA		 2548 for (i = 0; i < groupid + 1; i++) {
2549 rs = &runstats[i];
3c39a379 2550
72c27ff8 2551 rs->groupid = i;
d09a64a0 2552 if (is_backend)
72c27ff8 2553 fio_server_send_gs(rs);
129fb2d4 2554 else if (output_format & FIO_OUTPUT_NORMAL)
a666cab8 2555 show_group_stats(rs, &output[__FIO_OUTPUT_NORMAL]);
c6ae0a5b 2556 }
eecf272f 2557
72c27ff8
JA		 2558 if (is_backend)
2559 fio_server_send_du();
129fb2d4 2560 else if (output_format & FIO_OUTPUT_NORMAL) {
a666cab8
JA		 2561 show_disk_util(0, NULL, &output[__FIO_OUTPUT_NORMAL]);
2562 show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL, &output[__FIO_OUTPUT_NORMAL]);
60904003 2563 }
f2a2ce0e 2564
3d57c0e9 2565 for (i = 0; i < FIO_OUTPUT_NR; i++) {
3dc3aa41 2566 struct buf_output *out = &output[i];
8dd0eca3 2567
3dc3aa41 2568 log_info_buf(out->buf, out->buflen);
3dc3aa41 2569 buf_output_free(out);
3d57c0e9 2570 }
2b8c71b0 2571
7ceefc09
FS		 2572 fio_idle_prof_cleanup();
2573
fdd5f15f 2574 log_info_flush();
eecf272f 2575 free(runstats);
756867bd 2576 free(threadstats);
66e19a38 2577 free(opt_lists);
3c39a379
JA		 2578}
2579
966f8ef9 2580int __show_running_run_stats(void)
b852e7cf
JA		 2581{
2582 struct thread_data *td;
2583 unsigned long long *rt;
8b6a404c 2584 struct timespec ts;
b852e7cf
JA		 2585 int i;
2586
971caeb1 2587 fio_sem_down(stat_sem);
90811930 2588
b852e7cf 2589 rt = malloc(thread_number * sizeof(unsigned long long));
8b6a404c 2590 fio_gettime(&ts, NULL);
b852e7cf
JA		 2591
2592 for_each_td(td, i) {
c97f1ad6 2593 td->update_rusage = 1;
dde39f8c
AD		 2594 for_each_rw_ddir(ddir) {
2595 td->ts.io_bytes[ddir] = td->io_bytes[ddir];
2596 }
8b6a404c 2597 td->ts.total_run_time = mtime_since(&td->epoch, &ts);
6c041a88 2598
8b6a404c 2599 rt[i] = mtime_since(&td->start, &ts);
6c041a88 2600 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
2601 td->ts.runtime[DDIR_READ] += rt[i];
2602 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
2603 td->ts.runtime[DDIR_WRITE] += rt[i];
2604 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
2605 td->ts.runtime[DDIR_TRIM] += rt[i];
b852e7cf
JA		 2606 }
2607
c97f1ad6 2608 for_each_td(td, i) {
fda2cfac
JA		 2609 if (td->runstate >= TD_EXITED)
2610 continue;
c97f1ad6
JA		 2611 if (td->rusage_sem) {
2612 td->update_rusage = 1;
971caeb1 2613 fio_sem_down(td->rusage_sem);
c97f1ad6
JA		 2614 }
2615 td->update_rusage = 0;
2616 }
2617
cef9175e 2618 __show_run_stats();
b852e7cf
JA		 2619
2620 for_each_td(td, i) {
6c041a88 2621 if (td_read(td) && td->ts.io_bytes[DDIR_READ])
b852e7cf 2622 td->ts.runtime[DDIR_READ] -= rt[i];
6c041a88 2623 if (td_write(td) && td->ts.io_bytes[DDIR_WRITE])
b852e7cf 2624 td->ts.runtime[DDIR_WRITE] -= rt[i];
6c041a88 2625 if (td_trim(td) && td->ts.io_bytes[DDIR_TRIM])
6eaf09d6 2626 td->ts.runtime[DDIR_TRIM] -= rt[i];
b852e7cf
JA		 2627 }
2628
2629 free(rt);
971caeb1 2630 fio_sem_up(stat_sem);
966f8ef9
BVA		 2631
2632 return 0;
b852e7cf
JA		 2633}
2634
8985b491 2635static bool status_file_disabled;
06464907 2636
dac45f23 2637#define FIO_STATUS_FILE "fio-dump-status"
06464907
JA		 2638
2639static int check_status_file(void)
2640{
2641 struct stat sb;
a0bafb7d
BC		 2642 const char *temp_dir;
2643 char fio_status_file_path[PATH_MAX];
06464907 2644
77d99675
JA		 2645 if (status_file_disabled)
2646 return 0;
2647
a0bafb7d 2648 temp_dir = getenv("TMPDIR");
48b16e27 2649 if (temp_dir == NULL) {
a0bafb7d 2650 temp_dir = getenv("TEMP");
48b16e27
JA		 2651 if (temp_dir && strlen(temp_dir) >= PATH_MAX)
2652 temp_dir = NULL;
2653 }
a0bafb7d
BC		 2654 if (temp_dir == NULL)
2655 temp_dir = "/tmp";
3544731c
BVA		 2656#ifdef __COVERITY__
2657 __coverity_tainted_data_sanitize__(temp_dir);
2658#endif
a0bafb7d
BC		 2659
2660 snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE);
2661
2662 if (stat(fio_status_file_path, &sb))
06464907
JA		 2663 return 0;
2664
77d99675
JA		 2665 if (unlink(fio_status_file_path) < 0) {
2666 log_err("fio: failed to unlink %s: %s\n", fio_status_file_path,
2667 strerror(errno));
2668 log_err("fio: disabling status file updates\n");
8985b491 2669 status_file_disabled = true;
77d99675
JA		 2670 }
2671
06464907
JA		 2672 return 1;
2673}
2674
2675void check_for_running_stats(void)
2676{
06464907
JA		 2677 if (check_status_file()) {
2678 show_running_run_stats();
2679 return;
2680 }
2681}
2682
d6bb626e 2683static inline void add_stat_sample(struct io_stat *is, unsigned long long data)
3c39a379 2684{
68704084 2685 double val = data;
6660cc67 2686 double delta;
68704084
JA		 2687
2688 if (data > is->max_val)
2689 is->max_val = data;
2690 if (data < is->min_val)
2691 is->min_val = data;
2692
802ad4a8 2693 delta = val - is->mean.u.f;
ef11d737 2694 if (delta) {
802ad4a8
JA		 2695 is->mean.u.f += delta / (is->samples + 1.0);
2696 is->S.u.f += delta * (val - is->mean.u.f);
ef11d737 2697 }
3c39a379 2698
3c39a379
JA		 2699 is->samples++;
2700}
2701
7e419452
JA		 2702/*
2703 * Return a struct io_logs, which is added to the tail of the log
2704 * list for 'iolog'.
2705 */
2706static struct io_logs *get_new_log(struct io_log *iolog)
2707{
0a852a50 2708 size_t new_samples;
7e419452
JA		 2709 struct io_logs *cur_log;
2710
2711 /*
2712 * Cap the size at MAX_LOG_ENTRIES, so we don't keep doubling
2713 * forever
2714 */
0a852a50
DLM		 2715 if (!iolog->cur_log_max) {
2716 new_samples = iolog->td->o.log_entries;
2717 } else {
7e419452
JA		 2718 new_samples = iolog->cur_log_max * 2;
2719 if (new_samples > MAX_LOG_ENTRIES)
2720 new_samples = MAX_LOG_ENTRIES;
2721 }
2722
90d2d53f 2723 cur_log = smalloc(sizeof(*cur_log));
7e419452
JA		 2724 if (cur_log) {
2725 INIT_FLIST_HEAD(&cur_log->list);
0a852a50 2726 cur_log->log = calloc(new_samples, log_entry_sz(iolog));
7e419452
JA		 2727 if (cur_log->log) {
2728 cur_log->nr_samples = 0;
2729 cur_log->max_samples = new_samples;
2730 flist_add_tail(&cur_log->list, &iolog->io_logs);
2731 iolog->cur_log_max = new_samples;
2732 return cur_log;
2733 }
90d2d53f 2734 sfree(cur_log);
7e419452
JA		 2735 }
2736
2737 return NULL;
2738}
2739
1fed2080
JA		 2740/*
2741 * Add and return a new log chunk, or return current log if big enough
2742 */
2743static struct io_logs *regrow_log(struct io_log *iolog)
7e419452
JA		 2744{
2745 struct io_logs *cur_log;
1fed2080 2746 int i;
7e419452 2747
1fed2080 2748 if (!iolog || iolog->disabled)
2ab71dc4 2749 goto disable;
7e419452 2750
1fed2080 2751 cur_log = iolog_cur_log(iolog);
a9afa45a
JA		 2752 if (!cur_log) {
2753 cur_log = get_new_log(iolog);
2754 if (!cur_log)
2755 return NULL;
2756 }
2757
7e419452
JA		 2758 if (cur_log->nr_samples < cur_log->max_samples)
2759 return cur_log;
2760
2761 /*
2762 * No room for a new sample. If we're compressing on the fly, flush
2763 * out the current chunk
2764 */
2765 if (iolog->log_gz) {
2766 if (iolog_cur_flush(iolog, cur_log)) {
2767 log_err("fio: failed flushing iolog! Will stop logging.\n");
2768 return NULL;
2769 }
2770 }
2771
2772 /*
2773 * Get a new log array, and add to our list
2774 */
2775 cur_log = get_new_log(iolog);
1fed2080
JA		 2776 if (!cur_log) {
2777 log_err("fio: failed extending iolog! Will stop logging.\n");
2778 return NULL;
2779 }
2780
2781 if (!iolog->pending || !iolog->pending->nr_samples)
80a24ba9 2782 return cur_log;
7e419452 2783
1fed2080
JA		 2784 /*
2785 * Flush pending items to new log
2786 */
2787 for (i = 0; i < iolog->pending->nr_samples; i++) {
2788 struct io_sample *src, *dst;
2789
2790 src = get_sample(iolog, iolog->pending, i);
2791 dst = get_sample(iolog, cur_log, i);
2792 memcpy(dst, src, log_entry_sz(iolog));
2793 }
0b2eef49 2794 cur_log->nr_samples = iolog->pending->nr_samples;
1fed2080
JA		 2795
2796 iolog->pending->nr_samples = 0;
2797 return cur_log;
2ab71dc4
JA		 2798disable:
2799 if (iolog)
2800 iolog->disabled = true;
2801 return NULL;
1fed2080
JA		 2802}
2803
2804void regrow_logs(struct thread_data *td)
2805{
2ab71dc4
JA		 2806 regrow_log(td->slat_log);
2807 regrow_log(td->clat_log);
1e613c9c 2808 regrow_log(td->clat_hist_log);
2ab71dc4
JA		 2809 regrow_log(td->lat_log);
2810 regrow_log(td->bw_log);
2811 regrow_log(td->iops_log);
1fed2080
JA		 2812 td->flags &= ~TD_F_REGROW_LOGS;
2813}
2814
76204de3
PM		 2815void regrow_agg_logs(void)
2816{
2817 enum fio_ddir ddir;
2818
2819 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
2820 regrow_log(agg_io_log[ddir]);
2821}
2822
1fed2080
JA		 2823static struct io_logs *get_cur_log(struct io_log *iolog)
2824{
2825 struct io_logs *cur_log;
2826
2827 cur_log = iolog_cur_log(iolog);
2828 if (!cur_log) {
2829 cur_log = get_new_log(iolog);
2830 if (!cur_log)
2831 return NULL;
2832 }
2833
2834 if (cur_log->nr_samples < cur_log->max_samples)
2835 return cur_log;
2836
2837 /*
1eb467fb
JA		 2838 * Out of space. If we're in IO offload mode, or we're not doing
2839 * per unit logging (hence logging happens outside of the IO thread
2840 * as well), add a new log chunk inline. If we're doing inline
2841 * submissions, flag 'td' as needing a log regrow and we'll take
2842 * care of it on the submission side.
1fed2080 2843 */
ab5643cb 2844 if ((iolog->td && iolog->td->o.io_submit_mode == IO_MODE_OFFLOAD) ||
1eb467fb 2845 !per_unit_log(iolog))
1fed2080
JA		 2846 return regrow_log(iolog);
2847
ab5643cb
IK		 2848 if (iolog->td)
2849 iolog->td->flags |= TD_F_REGROW_LOGS;
2850 if (iolog->pending)
2851 assert(iolog->pending->nr_samples < iolog->pending->max_samples);
1fed2080 2852 return iolog->pending;
7e419452
JA		 2853}
2854
af2fde19 2855static void __add_log_sample(struct io_log *iolog, union io_sample_data data,
5fff9543 2856 enum fio_ddir ddir, unsigned long long bs,
03ec570f
DLM		 2857 unsigned long t, uint64_t offset,
2858 unsigned int priority)
3c39a379 2859{
7e419452 2860 struct io_logs *cur_log;
306ddc97 2861
3c568239
JA		 2862 if (iolog->disabled)
2863 return;
7e419452 2864 if (flist_empty(&iolog->io_logs))
8355119b 2865 iolog->avg_last[ddir] = t;
b8bc8cba 2866
7e419452
JA		 2867 cur_log = get_cur_log(iolog);
2868 if (cur_log) {
2869 struct io_sample *s;
3c39a379 2870
7e419452 2871 s = get_sample(iolog, cur_log, cur_log->nr_samples);
3c39a379 2872
af2fde19 2873 s->data = data;
a9179eeb 2874 s->time = t + (iolog->td ? iolog->td->unix_epoch : 0);
7e419452
JA		 2875 io_sample_set_ddir(iolog, s, ddir);
2876 s->bs = bs;
03ec570f 2877 s->priority = priority;
ae588852 2878
7e419452
JA		 2879 if (iolog->log_offset) {
2880 struct io_sample_offset *so = (void *) s;
ae588852 2881
7e419452
JA		 2882 so->offset = offset;
2883 }
ae588852 2884
7e419452
JA		 2885 cur_log->nr_samples++;
2886 return;
ae588852
JA		 2887 }
2888
7e419452 2889 iolog->disabled = true;
3c39a379
JA		 2890}
2891
7fb28d36
JA		 2892static inline void reset_io_stat(struct io_stat *ios)
2893{
5b8f19b7
JA		 2894 ios->min_val = -1ULL;
2895 ios->max_val = ios->samples = 0;
7fb28d36
JA		 2896 ios->mean.u.f = ios->S.u.f = 0;
2897}
2898
6bb58215
JA		 2899void reset_io_stats(struct thread_data *td)
2900{
2901 struct thread_stat *ts = &td->ts;
df8781b6 2902 int i, j, k;
6bb58215
JA		 2903
2904 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
b2a432bf 2905 reset_io_stat(&ts->clat_high_prio_stat[i]);
efd78265 2906 reset_io_stat(&ts->clat_low_prio_stat[i]);
6bb58215
JA		 2907 reset_io_stat(&ts->clat_stat[i]);
2908 reset_io_stat(&ts->slat_stat[i]);
2909 reset_io_stat(&ts->lat_stat[i]);
2910 reset_io_stat(&ts->bw_stat[i]);
2911 reset_io_stat(&ts->iops_stat[i]);
2912
2913 ts->io_bytes[i] = 0;
2914 ts->runtime[i] = 0;
71cb78c1
VF		 2915 ts->total_io_u[i] = 0;
2916 ts->short_io_u[i] = 0;
2917 ts->drop_io_u[i] = 0;
6bb58215 2918
b2b3eefe 2919 for (j = 0; j < FIO_IO_U_PLAT_NR; j++) {
b2a432bf 2920 ts->io_u_plat_high_prio[i][j] = 0;
efd78265 2921 ts->io_u_plat_low_prio[i][j] = 0;
b2b3eefe
JA		 2922 if (!i)
2923 ts->io_u_sync_plat[j] = 0;
2924 }
6bb58215
JA		 2925 }
2926
df8781b6
VF		 2927 for (i = 0; i < FIO_LAT_CNT; i++)
2928 for (j = 0; j < DDIR_RWDIR_CNT; j++)
2929 for (k = 0; k < FIO_IO_U_PLAT_NR; k++)
2930 ts->io_u_plat[i][j][k] = 0;
2931
7f3ecee2
JA		 2932 ts->total_io_u[DDIR_SYNC] = 0;
2933
6bb58215
JA		 2934 for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
2935 ts->io_u_map[i] = 0;
2936 ts->io_u_submit[i] = 0;
2937 ts->io_u_complete[i] = 0;
71cb78c1
VF		 2938 }
2939
d6bb626e
VF		 2940 for (i = 0; i < FIO_IO_U_LAT_N_NR; i++)
2941 ts->io_u_lat_n[i] = 0;
71cb78c1 2942 for (i = 0; i < FIO_IO_U_LAT_U_NR; i++)
6bb58215 2943 ts->io_u_lat_u[i] = 0;
71cb78c1 2944 for (i = 0; i < FIO_IO_U_LAT_M_NR; i++)
6bb58215 2945 ts->io_u_lat_m[i] = 0;
6bb58215 2946
71cb78c1
VF		 2947 ts->total_submit = 0;
2948 ts->total_complete = 0;
fd5d733f 2949 ts->nr_zone_resets = 0;
96563db9 2950 ts->cachehit = ts->cachemiss = 0;
6bb58215
JA		 2951}
2952
d96d3bb3 2953static void __add_stat_to_log(struct io_log *iolog, enum fio_ddir ddir,
03ec570f 2954 unsigned long elapsed, bool log_max)
99007068
PO		 2955{
2956 /*
2957 * Note an entry in the log. Use the mean from the logged samples,
2958 * making sure to properly round up. Only write a log entry if we
2959 * had actual samples done.
2960 */
d96d3bb3 2961 if (iolog->avg_window[ddir].samples) {
af2fde19 2962 union io_sample_data data;
99007068 2963
e6989e10 2964 if (log_max)
af2fde19 2965 data.val = iolog->avg_window[ddir].max_val;
e6989e10 2966 else
af2fde19 2967 data.val = iolog->avg_window[ddir].mean.u.f + 0.50;
e6989e10 2968
03ec570f 2969 __add_log_sample(iolog, data, ddir, 0, elapsed, 0, 0);
99007068 2970 }
99007068 2971
d96d3bb3
JA		 2972 reset_io_stat(&iolog->avg_window[ddir]);
2973}
99007068 2974
e6989e10 2975static void _add_stat_to_log(struct io_log *iolog, unsigned long elapsed,
03ec570f 2976 bool log_max)
d96d3bb3
JA		 2977{
2978 int ddir;
99007068 2979
d96d3bb3 2980 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++)
03ec570f 2981 __add_stat_to_log(iolog, ddir, elapsed, log_max);
99007068
PO		 2982}
2983
674456bf
JF		 2984static unsigned long add_log_sample(struct thread_data *td,
2985 struct io_log *iolog,
2986 union io_sample_data data,
5fff9543 2987 enum fio_ddir ddir, unsigned long long bs,
03ec570f 2988 uint64_t offset, unsigned int ioprio)
bb3884d8 2989{
7fb28d36 2990 unsigned long elapsed, this_window;
b8bc8cba 2991
ff58fced 2992 if (!ddir_rw(ddir))
d454a205 2993 return 0;
ff58fced 2994
b8bc8cba
JA		 2995 elapsed = mtime_since_now(&td->epoch);
2996
2997 /*
2998 * If no time averaging, just add the log sample.
2999 */
3000 if (!iolog->avg_msec) {
03ec570f
DLM		 3001 __add_log_sample(iolog, data, ddir, bs, elapsed, offset,
3002 ioprio);
d454a205 3003 return 0;
b8bc8cba
JA		 3004 }
3005
3006 /*
3007 * Add the sample. If the time period has passed, then
3008 * add that entry to the log and clear.
3009 */
af2fde19 3010 add_stat_sample(&iolog->avg_window[ddir], data.val);
b8bc8cba 3011
7fb28d36
JA		 3012 /*
3013 * If period hasn't passed, adding the above sample is all we
3014 * need to do.
3015 */
8355119b
SW		 3016 this_window = elapsed - iolog->avg_last[ddir];
3017 if (elapsed < iolog->avg_last[ddir])
3018 return iolog->avg_last[ddir] - elapsed;
f5a568cf 3019 else if (this_window < iolog->avg_msec) {
674456bf 3020 unsigned long diff = iolog->avg_msec - this_window;
d454a205 3021
b392f36d 3022 if (inline_log(iolog) || diff > LOG_MSEC_SLACK)
d454a205
JA		 3023 return diff;
3024 }
b8bc8cba 3025
03ec570f 3026 __add_stat_to_log(iolog, ddir, elapsed, td->o.log_max != 0);
b8bc8cba 3027
58a2d29d
JL		 3028 iolog->avg_last[ddir] = elapsed - (elapsed % iolog->avg_msec);
3029
d454a205 3030 return iolog->avg_msec;
99007068 3031}
6eaf09d6 3032
a47591e4 3033void finalize_logs(struct thread_data *td, bool unit_logs)
99007068
PO		 3034{
3035 unsigned long elapsed;
6eaf09d6 3036
99007068 3037 elapsed = mtime_since_now(&td->epoch);
b8bc8cba 3038
a47591e4 3039 if (td->clat_log && unit_logs)
03ec570f 3040 _add_stat_to_log(td->clat_log, elapsed, td->o.log_max != 0);
a47591e4 3041 if (td->slat_log && unit_logs)
03ec570f 3042 _add_stat_to_log(td->slat_log, elapsed, td->o.log_max != 0);
a47591e4 3043 if (td->lat_log && unit_logs)
03ec570f 3044 _add_stat_to_log(td->lat_log, elapsed, td->o.log_max != 0);
a47591e4 3045 if (td->bw_log && (unit_logs == per_unit_log(td->bw_log)))
03ec570f 3046 _add_stat_to_log(td->bw_log, elapsed, td->o.log_max != 0);
a47591e4 3047 if (td->iops_log && (unit_logs == per_unit_log(td->iops_log)))
03ec570f 3048 _add_stat_to_log(td->iops_log, elapsed, td->o.log_max != 0);
bb3884d8
JA		 3049}
3050
03ec570f
DLM		 3051void add_agg_sample(union io_sample_data data, enum fio_ddir ddir,
3052 unsigned long long bs)
bb3884d8 3053{
ff58fced 3054 struct io_log *iolog;
bb3884d8 3055
ff58fced
JA		 3056 if (!ddir_rw(ddir))
3057 return;
3058
3059 iolog = agg_io_log[ddir];
03ec570f 3060 __add_log_sample(iolog, data, ddir, bs, mtime_since_genesis(), 0, 0);
bb3884d8
JA		 3061}
3062
b2b3eefe
JA		 3063void add_sync_clat_sample(struct thread_stat *ts, unsigned long long nsec)
3064{
3065 unsigned int idx = plat_val_to_idx(nsec);
3066 assert(idx < FIO_IO_U_PLAT_NR);
3067
3068 ts->io_u_sync_plat[idx]++;
3069 add_stat_sample(&ts->sync_stat, nsec);
3070}
3071
ed7f3a07
NC		 3072static inline void add_lat_percentile_sample(struct thread_stat *ts,
3073 unsigned long long nsec,
3074 enum fio_ddir ddir,
3075 enum fio_lat lat)
83349190 3076{
d6bb626e 3077 unsigned int idx = plat_val_to_idx(nsec);
83349190
YH		 3078 assert(idx < FIO_IO_U_PLAT_NR);
3079
56440e63
VF		 3080 ts->io_u_plat[lat][ddir][idx]++;
3081}
b2a432bf 3082
ed7f3a07
NC		 3083static inline void add_lat_percentile_prio_sample(struct thread_stat *ts,
3084 unsigned long long nsec,
3085 enum fio_ddir ddir,
3086 bool high_prio)
56440e63
VF		 3087{
3088 unsigned int idx = plat_val_to_idx(nsec);
3089
03ec570f 3090 if (!high_prio)
efd78265 3091 ts->io_u_plat_low_prio[ddir][idx]++;
56440e63 3092 else
b2a432bf 3093 ts->io_u_plat_high_prio[ddir][idx]++;
83349190
YH		 3094}
3095
1e97cce9 3096void add_clat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 3097 unsigned long long nsec, unsigned long long bs,
03ec570f 3098 uint64_t offset, unsigned int ioprio, bool high_prio)
3c39a379 3099{
26b3a188 3100 const bool needs_lock = td_async_processing(td);
1e613c9c 3101 unsigned long elapsed, this_window;
756867bd 3102 struct thread_stat *ts = &td->ts;
1e613c9c 3103 struct io_log *iolog = td->clat_hist_log;
079ad09b 3104
26b3a188
JA		 3105 if (needs_lock)
3106 __td_io_u_lock(td);
75dc383e 3107
d6bb626e 3108 add_stat_sample(&ts->clat_stat[ddir], nsec);
3c39a379 3109
717569b1
NC		 3110 /*
3111 * When lat_percentiles=1 (default 0), the reported high/low priority
3112 * percentiles and stats are used for describing total latency values,
3113 * even though the variable names themselves start with clat_.
3114 *
3115 * Because of the above definition, add a prio stat sample only when
3116 * lat_percentiles=0. add_lat_sample() will add the prio stat sample
3117 * when lat_percentiles=1.
3118 */
38ec5c51 3119 if (!ts->lat_percentiles) {
03ec570f 3120 if (high_prio)
38ec5c51
VF		 3121 add_stat_sample(&ts->clat_high_prio_stat[ddir], nsec);
3122 else
efd78265 3123 add_stat_sample(&ts->clat_low_prio_stat[ddir], nsec);
b2a432bf
PC		 3124 }
3125
7b9f733a 3126 if (td->clat_log)
d6bb626e 3127 add_log_sample(td, td->clat_log, sample_val(nsec), ddir, bs,
03ec570f 3128 offset, ioprio);
83349190 3129
b2a432bf 3130 if (ts->clat_percentiles) {
717569b1
NC		 3131 /*
3132 * Because of the above definition, add a prio lat percentile
3133 * sample only when lat_percentiles=0. add_lat_sample() will add
3134 * the prio lat percentile sample when lat_percentiles=1.
3135 */
bf65f7c8
NC		 3136 add_lat_percentile_sample(ts, nsec, ddir, FIO_CLAT);
3137 if (!ts->lat_percentiles)
3138 add_lat_percentile_prio_sample(ts, nsec, ddir,
3139 high_prio);
b2a432bf 3140 }
75dc383e 3141
1e613c9c 3142 if (iolog && iolog->hist_msec) {
93168285
JA		 3143 struct io_hist *hw = &iolog->hist_window[ddir];
3144
3145 hw->samples++;
1e613c9c 3146 elapsed = mtime_since_now(&td->epoch);
93168285 3147 if (!hw->hist_last)
1e613c9c
KC		 3148 hw->hist_last = elapsed;
3149 this_window = elapsed - hw->hist_last;
7a4e480d 3150
1e613c9c 3151 if (this_window >= iolog->hist_msec) {
6cc0e5aa 3152 uint64_t *io_u_plat;
65a4d15c 3153 struct io_u_plat_entry *dst;
93168285 3154
1e613c9c 3155 /*
93168285
JA		 3156 * Make a byte-for-byte copy of the latency histogram
3157 * stored in td->ts.io_u_plat[ddir], recording it in a
3158 * log sample. Note that the matching call to free() is
3159 * located in iolog.c after printing this sample to the
3160 * log file.
1e613c9c 3161 */
df8781b6 3162 io_u_plat = (uint64_t *) td->ts.io_u_plat[FIO_CLAT][ddir];
65a4d15c
KC		 3163 dst = malloc(sizeof(struct io_u_plat_entry));
3164 memcpy(&(dst->io_u_plat), io_u_plat,
1fb9250b 3165 FIO_IO_U_PLAT_NR * sizeof(uint64_t));
d730bc58 3166 flist_add(&dst->list, &hw->list);
af2fde19 3167 __add_log_sample(iolog, sample_plat(dst), ddir, bs,
03ec570f 3168 elapsed, offset, ioprio);
1e613c9c
KC		 3169
3170 /*
93168285
JA		 3171 * Update the last time we recorded as being now, minus
3172 * any drift in time we encountered before actually
3173 * making the record.
1e613c9c
KC		 3174 */
3175 hw->hist_last = elapsed - (this_window - iolog->hist_msec);
3176 hw->samples = 0;
3177 }
3178 }
3179
26b3a188
JA		 3180 if (needs_lock)
3181 __td_io_u_unlock(td);
3c39a379
JA		 3182}
3183
1e97cce9 3184void add_slat_sample(struct thread_data *td, enum fio_ddir ddir,
03ec570f
DLM		 3185 unsigned long long nsec, unsigned long long bs,
3186 uint64_t offset, unsigned int ioprio)
3c39a379 3187{
26b3a188 3188 const bool needs_lock = td_async_processing(td);
756867bd 3189 struct thread_stat *ts = &td->ts;
079ad09b 3190
ff58fced
JA		 3191 if (!ddir_rw(ddir))
3192 return;
3193
26b3a188
JA		 3194 if (needs_lock)
3195 __td_io_u_lock(td);
75dc383e 3196
56440e63 3197 add_stat_sample(&ts->slat_stat[ddir], nsec);
3c39a379 3198
7b9f733a 3199 if (td->slat_log)
03ec570f
DLM		 3200 add_log_sample(td, td->slat_log, sample_val(nsec), ddir, bs,
3201 offset, ioprio);
75dc383e 3202
56440e63 3203 if (ts->slat_percentiles)
3dd92a75 3204 add_lat_percentile_sample(ts, nsec, ddir, FIO_SLAT);
56440e63 3205
26b3a188
JA		 3206 if (needs_lock)
3207 __td_io_u_unlock(td);
3c39a379
JA		 3208}
3209
02af0988 3210void add_lat_sample(struct thread_data *td, enum fio_ddir ddir,
5fff9543 3211 unsigned long long nsec, unsigned long long bs,
03ec570f 3212 uint64_t offset, unsigned int ioprio, bool high_prio)
02af0988 3213{
26b3a188 3214 const bool needs_lock = td_async_processing(td);
02af0988
JA		 3215 struct thread_stat *ts = &td->ts;
3216
ff58fced
JA		 3217 if (!ddir_rw(ddir))
3218 return;
3219
26b3a188
JA		 3220 if (needs_lock)
3221 __td_io_u_lock(td);
75dc383e 3222
d6bb626e 3223 add_stat_sample(&ts->lat_stat[ddir], nsec);
02af0988 3224
7b9f733a 3225 if (td->lat_log)
d6bb626e 3226 add_log_sample(td, td->lat_log, sample_val(nsec), ddir, bs,
03ec570f 3227 offset, ioprio);
75dc383e 3228
717569b1
NC		 3229 /*
3230 * When lat_percentiles=1 (default 0), the reported high/low priority
3231 * percentiles and stats are used for describing total latency values,
3232 * even though the variable names themselves start with clat_.
3233 *
3234 * Because of the above definition, add a prio stat and prio lat
3235 * percentile sample only when lat_percentiles=1. add_clat_sample() will
3236 * add the prio stat and prio lat percentile sample when
3237 * lat_percentiles=0.
3238 */
38ec5c51 3239 if (ts->lat_percentiles) {
bf65f7c8
NC		 3240 add_lat_percentile_sample(ts, nsec, ddir, FIO_LAT);
3241 add_lat_percentile_prio_sample(ts, nsec, ddir, high_prio);
03ec570f 3242 if (high_prio)
38ec5c51
VF		 3243 add_stat_sample(&ts->clat_high_prio_stat[ddir], nsec);
3244 else
efd78265 3245 add_stat_sample(&ts->clat_low_prio_stat[ddir], nsec);
b599759b 3246
38ec5c51 3247 }
26b3a188
JA		 3248 if (needs_lock)
3249 __td_io_u_unlock(td);
02af0988
JA		 3250}
3251
a47591e4 3252void add_bw_sample(struct thread_data *td, struct io_u *io_u,
d6bb626e 3253 unsigned int bytes, unsigned long long spent)
a47591e4 3254{
26b3a188 3255 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3256 struct thread_stat *ts = &td->ts;
3257 unsigned long rate;
3258
3259 if (spent)
d6bb626e 3260 rate = (unsigned long) (bytes * 1000000ULL / spent);
a47591e4
JA		 3261 else
3262 rate = 0;
3263
26b3a188
JA		 3264 if (needs_lock)
3265 __td_io_u_lock(td);
a47591e4
JA		 3266
3267 add_stat_sample(&ts->bw_stat[io_u->ddir], rate);
3268
3269 if (td->bw_log)
af2fde19 3270 add_log_sample(td, td->bw_log, sample_val(rate), io_u->ddir,
03ec570f 3271 bytes, io_u->offset, io_u->ioprio);
a47591e4
JA		 3272
3273 td->stat_io_bytes[io_u->ddir] = td->this_io_bytes[io_u->ddir];
26b3a188
JA		 3274
3275 if (needs_lock)
3276 __td_io_u_unlock(td);
a47591e4
JA		 3277}
3278
8b6a404c
VF		 3279static int __add_samples(struct thread_data *td, struct timespec *parent_tv,
3280 struct timespec *t, unsigned int avg_time,
4843277a
JA		 3281 uint64_t *this_io_bytes, uint64_t *stat_io_bytes,
3282 struct io_stat *stat, struct io_log *log,
3283 bool is_kb)
3c39a379 3284{
26b3a188 3285 const bool needs_lock = td_async_processing(td);
ff58fced 3286 unsigned long spent, rate;
a47591e4 3287 enum fio_ddir ddir;
674456bf 3288 unsigned long next, next_log;
d454a205 3289
4843277a 3290 next_log = avg_time;
ff58fced 3291
4843277a 3292 spent = mtime_since(parent_tv, t);
58a2d29d 3293 if (spent < avg_time && avg_time - spent > LOG_MSEC_SLACK)
4843277a 3294 return avg_time - spent;
9602d8df 3295
26b3a188
JA		 3296 if (needs_lock)
3297 __td_io_u_lock(td);
a9da8ab2 3298
9602d8df 3299 /*
5daa4ebe
JC		 3300 * Compute both read and write rates for the interval.
3301 */
c1f50f76 3302 for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) {
5daa4ebe
JC		 3303 uint64_t delta;
3304
4843277a 3305 delta = this_io_bytes[ddir] - stat_io_bytes[ddir];
5daa4ebe
JC		 3306 if (!delta)
3307 continue; /* No entries for interval */
3c39a379 3308
4843277a
JA		 3309 if (spent) {
3310 if (is_kb)
3311 rate = delta * 1000 / spent / 1024; /* KiB/s */
3312 else
3313 rate = (delta * 1000) / spent;
3314 } else
0956264f
JA		 3315 rate = 0;
3316
4843277a 3317 add_stat_sample(&stat[ddir], rate);
3c39a379 3318
37181709 3319 if (log) {
5fff9543 3320 unsigned long long bs = 0;
66b98c9f
JA		 3321
3322 if (td->o.min_bs[ddir] == td->o.max_bs[ddir])
3323 bs = td->o.min_bs[ddir];
3324
03ec570f
DLM		 3325 next = add_log_sample(td, log, sample_val(rate), ddir,
3326 bs, 0, 0);
d454a205 3327 next_log = min(next_log, next);
66b98c9f 3328 }
5daa4ebe 3329
4843277a 3330 stat_io_bytes[ddir] = this_io_bytes[ddir];
5daa4ebe 3331 }
3c39a379 3332
cdb8308d 3333 *parent_tv = *t;
a47591e4 3334
26b3a188
JA		 3335 if (needs_lock)
3336 __td_io_u_unlock(td);
a47591e4 3337
4843277a
JA		 3338 if (spent <= avg_time)
3339 next = avg_time;
306fea38 3340 else
4843277a 3341 next = avg_time - (1 + spent - avg_time);
a47591e4 3342
d454a205 3343 return min(next, next_log);
a47591e4
JA		 3344}
3345
8b6a404c 3346static int add_bw_samples(struct thread_data *td, struct timespec *t)
4843277a
JA		 3347{
3348 return __add_samples(td, &td->bw_sample_time, t, td->o.bw_avg_time,
3349 td->this_io_bytes, td->stat_io_bytes,
3350 td->ts.bw_stat, td->bw_log, true);
3351}
3352
a47591e4
JA		 3353void add_iops_sample(struct thread_data *td, struct io_u *io_u,
3354 unsigned int bytes)
3355{
26b3a188 3356 const bool needs_lock = td_async_processing(td);
a47591e4
JA		 3357 struct thread_stat *ts = &td->ts;
3358
26b3a188
JA		 3359 if (needs_lock)
3360 __td_io_u_lock(td);
a47591e4
JA		 3361
3362 add_stat_sample(&ts->iops_stat[io_u->ddir], 1);
3363
3364 if (td->iops_log)
af2fde19 3365 add_log_sample(td, td->iops_log, sample_val(1), io_u->ddir,
03ec570f 3366 bytes, io_u->offset, io_u->ioprio);
a47591e4
JA		 3367
3368 td->stat_io_blocks[io_u->ddir] = td->this_io_blocks[io_u->ddir];
26b3a188
JA		 3369
3370 if (needs_lock)
3371 __td_io_u_unlock(td);
3c39a379 3372}
c8eeb9df 3373
8b6a404c 3374static int add_iops_samples(struct thread_data *td, struct timespec *t)
c8eeb9df 3375{
4843277a
JA		 3376 return __add_samples(td, &td->iops_sample_time, t, td->o.iops_avg_time,
3377 td->this_io_blocks, td->stat_io_blocks,
3378 td->ts.iops_stat, td->iops_log, false);
a47591e4
JA		 3379}
3380
3381/*
3382 * Returns msecs to next event
3383 */
3384int calc_log_samples(void)
3385{
3386 struct thread_data *td;
58a2d29d 3387 unsigned int next = ~0U, tmp = 0, next_mod = 0, log_avg_msec_min = -1U;
8b6a404c 3388 struct timespec now;
a47591e4 3389 int i;
58a2d29d 3390 long elapsed_time = 0;
a47591e4
JA		 3391
3392 fio_gettime(&now, NULL);
3393
3394 for_each_td(td, i) {
58a2d29d
JL		 3395 elapsed_time = mtime_since_now(&td->epoch);
3396
8243be59
JA		 3397 if (!td->o.stats)
3398 continue;
6a89b401 3399 if (in_ramp_time(td) ||
a47591e4
JA		 3400 !(td->runstate == TD_RUNNING || td->runstate == TD_VERIFYING)) {
3401 next = min(td->o.iops_avg_time, td->o.bw_avg_time);
3402 continue;
3403 }
37181709
AH		 3404 if (!td->bw_log ||
3405 (td->bw_log && !per_unit_log(td->bw_log))) {
a47591e4 3406 tmp = add_bw_samples(td, &now);
58a2d29d
JL		 3407
3408 if (td->bw_log)
3409 log_avg_msec_min = min(log_avg_msec_min, (unsigned int)td->bw_log->avg_msec);
a47591e4 3410 }
37181709
AH		 3411 if (!td->iops_log ||
3412 (td->iops_log && !per_unit_log(td->iops_log))) {
a47591e4 3413 tmp = add_iops_samples(td, &now);
58a2d29d
JL		 3414
3415 if (td->iops_log)
3416 log_avg_msec_min = min(log_avg_msec_min, (unsigned int)td->iops_log->avg_msec);
a47591e4 3417 }
58a2d29d
JL		 3418
3419 if (tmp < next)
3420 next = tmp;
a47591e4
JA		 3421 }
3422
58a2d29d
JL		 3423 /* if log_avg_msec_min has not been changed, set it to 0 */
3424 if (log_avg_msec_min == -1U)
3425 log_avg_msec_min = 0;
3426
3427 if (log_avg_msec_min == 0)
3428 next_mod = elapsed_time;
3429 else
3430 next_mod = elapsed_time % log_avg_msec_min;
3431
3432 /* correction to keep the time on the log avg msec boundary */
3433 next = min(next, (log_avg_msec_min - next_mod));
3434
a47591e4 3435 return next == ~0U ? 0 : next;
c8eeb9df 3436}
cef9175e
JA		 3437
3438void stat_init(void)
3439{
971caeb1 3440 stat_sem = fio_sem_init(FIO_SEM_UNLOCKED);
cef9175e
JA		 3441}
3442
3443void stat_exit(void)
3444{
3445 /*
3446 * When we have the mutex, we know out-of-band access to it
3447 * have ended.
3448 */
971caeb1
BVA		 3449 fio_sem_down(stat_sem);
3450 fio_sem_remove(stat_sem);
cef9175e 3451}
b2ee7647 3452
b2ee7647
JA		 3453/*
3454 * Called from signal handler. Wake up status thread.
3455 */
3456void show_running_run_stats(void)
3457{
a47591e4 3458 helper_do_stat();
b2ee7647 3459}
66347cfa
DE		 3460
3461uint32_t *io_u_block_info(struct thread_data *td, struct io_u *io_u)
3462{
3463 /* Ignore io_u's which span multiple blocks--they will just get
3464 * inaccurate counts. */
3465 int idx = (io_u->offset - io_u->file->file_offset)
3466 / td->o.bs[DDIR_TRIM];
3467 uint32_t *info = &td->ts.block_infos[idx];
3468 assert(idx < td->ts.nr_block_infos);
3469 return info;
3470}
5c0abd5e 3471
fio - Flexible IO Tester