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