| 1 | #include <stdio.h> |
| 2 | #include <string.h> |
| 3 | #include <sys/time.h> |
| 4 | #include <sys/types.h> |
| 5 | #include <sys/stat.h> |
| 6 | #include <dirent.h> |
| 7 | #include <libgen.h> |
| 8 | #include <math.h> |
| 9 | |
| 10 | #include "fio.h" |
| 11 | #include "diskutil.h" |
| 12 | #include "lib/ieee754.h" |
| 13 | #include "json.h" |
| 14 | #include "lib/getrusage.h" |
| 15 | #include "idletime.h" |
| 16 | |
| 17 | void update_rusage_stat(struct thread_data *td) |
| 18 | { |
| 19 | struct thread_stat *ts = &td->ts; |
| 20 | |
| 21 | fio_getrusage(&td->ru_end); |
| 22 | ts->usr_time += mtime_since(&td->ru_start.ru_utime, |
| 23 | &td->ru_end.ru_utime); |
| 24 | ts->sys_time += mtime_since(&td->ru_start.ru_stime, |
| 25 | &td->ru_end.ru_stime); |
| 26 | ts->ctx += td->ru_end.ru_nvcsw + td->ru_end.ru_nivcsw |
| 27 | - (td->ru_start.ru_nvcsw + td->ru_start.ru_nivcsw); |
| 28 | ts->minf += td->ru_end.ru_minflt - td->ru_start.ru_minflt; |
| 29 | ts->majf += td->ru_end.ru_majflt - td->ru_start.ru_majflt; |
| 30 | |
| 31 | memcpy(&td->ru_start, &td->ru_end, sizeof(td->ru_end)); |
| 32 | } |
| 33 | |
| 34 | /* |
| 35 | * Given a latency, return the index of the corresponding bucket in |
| 36 | * the structure tracking percentiles. |
| 37 | * |
| 38 | * (1) find the group (and error bits) that the value (latency) |
| 39 | * belongs to by looking at its MSB. (2) find the bucket number in the |
| 40 | * group by looking at the index bits. |
| 41 | * |
| 42 | */ |
| 43 | static unsigned int plat_val_to_idx(unsigned int val) |
| 44 | { |
| 45 | unsigned int msb, error_bits, base, offset, idx; |
| 46 | |
| 47 | /* Find MSB starting from bit 0 */ |
| 48 | if (val == 0) |
| 49 | msb = 0; |
| 50 | else |
| 51 | msb = (sizeof(val)*8) - __builtin_clz(val) - 1; |
| 52 | |
| 53 | /* |
| 54 | * MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use |
| 55 | * all bits of the sample as index |
| 56 | */ |
| 57 | if (msb <= FIO_IO_U_PLAT_BITS) |
| 58 | return val; |
| 59 | |
| 60 | /* Compute the number of error bits to discard*/ |
| 61 | error_bits = msb - FIO_IO_U_PLAT_BITS; |
| 62 | |
| 63 | /* Compute the number of buckets before the group */ |
| 64 | base = (error_bits + 1) << FIO_IO_U_PLAT_BITS; |
| 65 | |
| 66 | /* |
| 67 | * Discard the error bits and apply the mask to find the |
| 68 | * index for the buckets in the group |
| 69 | */ |
| 70 | offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits); |
| 71 | |
| 72 | /* Make sure the index does not exceed (array size - 1) */ |
| 73 | idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1)? |
| 74 | (base + offset) : (FIO_IO_U_PLAT_NR - 1); |
| 75 | |
| 76 | return idx; |
| 77 | } |
| 78 | |
| 79 | /* |
| 80 | * Convert the given index of the bucket array to the value |
| 81 | * represented by the bucket |
| 82 | */ |
| 83 | static unsigned int plat_idx_to_val(unsigned int idx) |
| 84 | { |
| 85 | unsigned int error_bits, k, base; |
| 86 | |
| 87 | assert(idx < FIO_IO_U_PLAT_NR); |
| 88 | |
| 89 | /* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use |
| 90 | * all bits of the sample as index */ |
| 91 | if (idx < (FIO_IO_U_PLAT_VAL << 1) ) |
| 92 | return idx; |
| 93 | |
| 94 | /* Find the group and compute the minimum value of that group */ |
| 95 | error_bits = (idx >> FIO_IO_U_PLAT_BITS) -1; |
| 96 | base = 1 << (error_bits + FIO_IO_U_PLAT_BITS); |
| 97 | |
| 98 | /* Find its bucket number of the group */ |
| 99 | k = idx % FIO_IO_U_PLAT_VAL; |
| 100 | |
| 101 | /* Return the mean of the range of the bucket */ |
| 102 | return base + ((k + 0.5) * (1 << error_bits)); |
| 103 | } |
| 104 | |
| 105 | static int double_cmp(const void *a, const void *b) |
| 106 | { |
| 107 | const fio_fp64_t fa = *(const fio_fp64_t *) a; |
| 108 | const fio_fp64_t fb = *(const fio_fp64_t *) b; |
| 109 | int cmp = 0; |
| 110 | |
| 111 | if (fa.u.f > fb.u.f) |
| 112 | cmp = 1; |
| 113 | else if (fa.u.f < fb.u.f) |
| 114 | cmp = -1; |
| 115 | |
| 116 | return cmp; |
| 117 | } |
| 118 | |
| 119 | static unsigned int calc_clat_percentiles(unsigned int *io_u_plat, |
| 120 | unsigned long nr, fio_fp64_t *plist, |
| 121 | unsigned int **output, |
| 122 | unsigned int *maxv, |
| 123 | unsigned int *minv) |
| 124 | { |
| 125 | unsigned long sum = 0; |
| 126 | unsigned int len, i, j = 0; |
| 127 | unsigned int oval_len = 0; |
| 128 | unsigned int *ovals = NULL; |
| 129 | int is_last; |
| 130 | |
| 131 | *minv = -1U; |
| 132 | *maxv = 0; |
| 133 | |
| 134 | len = 0; |
| 135 | while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0) |
| 136 | len++; |
| 137 | |
| 138 | if (!len) |
| 139 | return 0; |
| 140 | |
| 141 | /* |
| 142 | * Sort the percentile list. Note that it may already be sorted if |
| 143 | * we are using the default values, but since it's a short list this |
| 144 | * isn't a worry. Also note that this does not work for NaN values. |
| 145 | */ |
| 146 | if (len > 1) |
| 147 | qsort((void*)plist, len, sizeof(plist[0]), double_cmp); |
| 148 | |
| 149 | /* |
| 150 | * Calculate bucket values, note down max and min values |
| 151 | */ |
| 152 | is_last = 0; |
| 153 | for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) { |
| 154 | sum += io_u_plat[i]; |
| 155 | while (sum >= (plist[j].u.f / 100.0 * nr)) { |
| 156 | assert(plist[j].u.f <= 100.0); |
| 157 | |
| 158 | if (j == oval_len) { |
| 159 | oval_len += 100; |
| 160 | ovals = realloc(ovals, oval_len * sizeof(unsigned int)); |
| 161 | } |
| 162 | |
| 163 | ovals[j] = plat_idx_to_val(i); |
| 164 | if (ovals[j] < *minv) |
| 165 | *minv = ovals[j]; |
| 166 | if (ovals[j] > *maxv) |
| 167 | *maxv = ovals[j]; |
| 168 | |
| 169 | is_last = (j == len - 1); |
| 170 | if (is_last) |
| 171 | break; |
| 172 | |
| 173 | j++; |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | *output = ovals; |
| 178 | return len; |
| 179 | } |
| 180 | |
| 181 | /* |
| 182 | * Find and display the p-th percentile of clat |
| 183 | */ |
| 184 | static void show_clat_percentiles(unsigned int *io_u_plat, unsigned long nr, |
| 185 | fio_fp64_t *plist, unsigned int precision) |
| 186 | { |
| 187 | unsigned int len, j = 0, minv, maxv; |
| 188 | unsigned int *ovals; |
| 189 | int is_last, per_line, scale_down; |
| 190 | char fmt[32]; |
| 191 | |
| 192 | len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv); |
| 193 | if (!len) |
| 194 | goto out; |
| 195 | |
| 196 | /* |
| 197 | * We default to usecs, but if the value range is such that we |
| 198 | * should scale down to msecs, do that. |
| 199 | */ |
| 200 | if (minv > 2000 && maxv > 99999) { |
| 201 | scale_down = 1; |
| 202 | log_info(" clat percentiles (msec):\n |"); |
| 203 | } else { |
| 204 | scale_down = 0; |
| 205 | log_info(" clat percentiles (usec):\n |"); |
| 206 | } |
| 207 | |
| 208 | snprintf(fmt, sizeof(fmt), "%%1.%uf", precision); |
| 209 | per_line = (80 - 7) / (precision + 14); |
| 210 | |
| 211 | for (j = 0; j < len; j++) { |
| 212 | char fbuf[16], *ptr = fbuf; |
| 213 | |
| 214 | /* for formatting */ |
| 215 | if (j != 0 && (j % per_line) == 0) |
| 216 | log_info(" |"); |
| 217 | |
| 218 | /* end of the list */ |
| 219 | is_last = (j == len - 1); |
| 220 | |
| 221 | if (plist[j].u.f < 10.0) |
| 222 | ptr += sprintf(fbuf, " "); |
| 223 | |
| 224 | snprintf(ptr, sizeof(fbuf), fmt, plist[j].u.f); |
| 225 | |
| 226 | if (scale_down) |
| 227 | ovals[j] = (ovals[j] + 999) / 1000; |
| 228 | |
| 229 | log_info(" %sth=[%5u]%c", fbuf, ovals[j], is_last ? '\n' : ','); |
| 230 | |
| 231 | if (is_last) |
| 232 | break; |
| 233 | |
| 234 | if ((j % per_line) == per_line - 1) /* for formatting */ |
| 235 | log_info("\n"); |
| 236 | } |
| 237 | |
| 238 | out: |
| 239 | if (ovals) |
| 240 | free(ovals); |
| 241 | } |
| 242 | |
| 243 | static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max, |
| 244 | double *mean, double *dev) |
| 245 | { |
| 246 | double n = is->samples; |
| 247 | |
| 248 | if (is->samples == 0) |
| 249 | return 0; |
| 250 | |
| 251 | *min = is->min_val; |
| 252 | *max = is->max_val; |
| 253 | |
| 254 | n = (double) is->samples; |
| 255 | *mean = is->mean.u.f; |
| 256 | |
| 257 | if (n > 1.0) |
| 258 | *dev = sqrt(is->S.u.f / (n - 1.0)); |
| 259 | else |
| 260 | *dev = 0; |
| 261 | |
| 262 | return 1; |
| 263 | } |
| 264 | |
| 265 | void show_group_stats(struct group_run_stats *rs) |
| 266 | { |
| 267 | char *p1, *p2, *p3, *p4; |
| 268 | const char *ddir_str[] = { " READ", " WRITE" , " TRIM"}; |
| 269 | int i; |
| 270 | |
| 271 | log_info("\nRun status group %d (all jobs):\n", rs->groupid); |
| 272 | |
| 273 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
| 274 | const int i2p = is_power_of_2(rs->kb_base); |
| 275 | |
| 276 | if (!rs->max_run[i]) |
| 277 | continue; |
| 278 | |
| 279 | p1 = num2str(rs->io_kb[i], 6, rs->kb_base, i2p); |
| 280 | p2 = num2str(rs->agg[i], 6, rs->kb_base, i2p); |
| 281 | p3 = num2str(rs->min_bw[i], 6, rs->kb_base, i2p); |
| 282 | p4 = num2str(rs->max_bw[i], 6, rs->kb_base, i2p); |
| 283 | |
| 284 | log_info("%s: io=%sB, aggrb=%sB/s, minb=%sB/s, maxb=%sB/s," |
| 285 | " mint=%llumsec, maxt=%llumsec\n", |
| 286 | rs->unified_rw_rep ? " MIXED" : ddir_str[i], |
| 287 | p1, p2, p3, p4, rs->min_run[i], rs->max_run[i]); |
| 288 | |
| 289 | free(p1); |
| 290 | free(p2); |
| 291 | free(p3); |
| 292 | free(p4); |
| 293 | } |
| 294 | } |
| 295 | |
| 296 | #define ts_total_io_u(ts) \ |
| 297 | ((ts)->total_io_u[DDIR_READ] + (ts)->total_io_u[DDIR_WRITE] +\ |
| 298 | (ts)->total_io_u[DDIR_TRIM]) |
| 299 | |
| 300 | static void stat_calc_dist(unsigned int *map, unsigned long total, |
| 301 | double *io_u_dist) |
| 302 | { |
| 303 | int i; |
| 304 | |
| 305 | /* |
| 306 | * Do depth distribution calculations |
| 307 | */ |
| 308 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { |
| 309 | if (total) { |
| 310 | io_u_dist[i] = (double) map[i] / (double) total; |
| 311 | io_u_dist[i] *= 100.0; |
| 312 | if (io_u_dist[i] < 0.1 && map[i]) |
| 313 | io_u_dist[i] = 0.1; |
| 314 | } else |
| 315 | io_u_dist[i] = 0.0; |
| 316 | } |
| 317 | } |
| 318 | |
| 319 | static void stat_calc_lat(struct thread_stat *ts, double *dst, |
| 320 | unsigned int *src, int nr) |
| 321 | { |
| 322 | unsigned long total = ts_total_io_u(ts); |
| 323 | int i; |
| 324 | |
| 325 | /* |
| 326 | * Do latency distribution calculations |
| 327 | */ |
| 328 | for (i = 0; i < nr; i++) { |
| 329 | if (total) { |
| 330 | dst[i] = (double) src[i] / (double) total; |
| 331 | dst[i] *= 100.0; |
| 332 | if (dst[i] < 0.01 && src[i]) |
| 333 | dst[i] = 0.01; |
| 334 | } else |
| 335 | dst[i] = 0.0; |
| 336 | } |
| 337 | } |
| 338 | |
| 339 | static void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat) |
| 340 | { |
| 341 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR); |
| 342 | } |
| 343 | |
| 344 | static void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat) |
| 345 | { |
| 346 | stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR); |
| 347 | } |
| 348 | |
| 349 | static int usec_to_msec(unsigned long *min, unsigned long *max, double *mean, |
| 350 | double *dev) |
| 351 | { |
| 352 | if (*min > 1000 && *max > 1000 && *mean > 1000.0 && *dev > 1000.0) { |
| 353 | *min /= 1000; |
| 354 | *max /= 1000; |
| 355 | *mean /= 1000.0; |
| 356 | *dev /= 1000.0; |
| 357 | return 0; |
| 358 | } |
| 359 | |
| 360 | return 1; |
| 361 | } |
| 362 | |
| 363 | static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts, |
| 364 | int ddir) |
| 365 | { |
| 366 | const char *ddir_str[] = { "read ", "write", "trim" }; |
| 367 | unsigned long min, max, runt; |
| 368 | unsigned long long bw, iops; |
| 369 | double mean, dev; |
| 370 | char *io_p, *bw_p, *iops_p; |
| 371 | int i2p; |
| 372 | |
| 373 | assert(ddir_rw(ddir)); |
| 374 | |
| 375 | if (!ts->runtime[ddir]) |
| 376 | return; |
| 377 | |
| 378 | i2p = is_power_of_2(rs->kb_base); |
| 379 | runt = ts->runtime[ddir]; |
| 380 | |
| 381 | bw = (1000 * ts->io_bytes[ddir]) / runt; |
| 382 | io_p = num2str(ts->io_bytes[ddir], 6, 1, i2p); |
| 383 | bw_p = num2str(bw, 6, 1, i2p); |
| 384 | |
| 385 | iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt; |
| 386 | iops_p = num2str(iops, 6, 1, 0); |
| 387 | |
| 388 | log_info(" %s: io=%sB, bw=%sB/s, iops=%s, runt=%6llumsec\n", |
| 389 | rs->unified_rw_rep ? "mixed" : ddir_str[ddir], |
| 390 | io_p, bw_p, iops_p, ts->runtime[ddir]); |
| 391 | |
| 392 | free(io_p); |
| 393 | free(bw_p); |
| 394 | free(iops_p); |
| 395 | |
| 396 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { |
| 397 | const char *base = "(usec)"; |
| 398 | char *minp, *maxp; |
| 399 | |
| 400 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
| 401 | base = "(msec)"; |
| 402 | |
| 403 | minp = num2str(min, 6, 1, 0); |
| 404 | maxp = num2str(max, 6, 1, 0); |
| 405 | |
| 406 | log_info(" slat %s: min=%s, max=%s, avg=%5.02f," |
| 407 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); |
| 408 | |
| 409 | free(minp); |
| 410 | free(maxp); |
| 411 | } |
| 412 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { |
| 413 | const char *base = "(usec)"; |
| 414 | char *minp, *maxp; |
| 415 | |
| 416 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
| 417 | base = "(msec)"; |
| 418 | |
| 419 | minp = num2str(min, 6, 1, 0); |
| 420 | maxp = num2str(max, 6, 1, 0); |
| 421 | |
| 422 | log_info(" clat %s: min=%s, max=%s, avg=%5.02f," |
| 423 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); |
| 424 | |
| 425 | free(minp); |
| 426 | free(maxp); |
| 427 | } |
| 428 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { |
| 429 | const char *base = "(usec)"; |
| 430 | char *minp, *maxp; |
| 431 | |
| 432 | if (!usec_to_msec(&min, &max, &mean, &dev)) |
| 433 | base = "(msec)"; |
| 434 | |
| 435 | minp = num2str(min, 6, 1, 0); |
| 436 | maxp = num2str(max, 6, 1, 0); |
| 437 | |
| 438 | log_info(" lat %s: min=%s, max=%s, avg=%5.02f," |
| 439 | " stdev=%5.02f\n", base, minp, maxp, mean, dev); |
| 440 | |
| 441 | free(minp); |
| 442 | free(maxp); |
| 443 | } |
| 444 | if (ts->clat_percentiles) { |
| 445 | show_clat_percentiles(ts->io_u_plat[ddir], |
| 446 | ts->clat_stat[ddir].samples, |
| 447 | ts->percentile_list, |
| 448 | ts->percentile_precision); |
| 449 | } |
| 450 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
| 451 | double p_of_agg = 100.0; |
| 452 | const char *bw_str = "KB"; |
| 453 | |
| 454 | if (rs->agg[ddir]) { |
| 455 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; |
| 456 | if (p_of_agg > 100.0) |
| 457 | p_of_agg = 100.0; |
| 458 | } |
| 459 | |
| 460 | if (mean > 999999.9) { |
| 461 | min /= 1000.0; |
| 462 | max /= 1000.0; |
| 463 | mean /= 1000.0; |
| 464 | dev /= 1000.0; |
| 465 | bw_str = "MB"; |
| 466 | } |
| 467 | |
| 468 | log_info(" bw (%s/s) : min=%5lu, max=%5lu, per=%3.2f%%," |
| 469 | " avg=%5.02f, stdev=%5.02f\n", bw_str, min, max, |
| 470 | p_of_agg, mean, dev); |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | static int show_lat(double *io_u_lat, int nr, const char **ranges, |
| 475 | const char *msg) |
| 476 | { |
| 477 | int new_line = 1, i, line = 0, shown = 0; |
| 478 | |
| 479 | for (i = 0; i < nr; i++) { |
| 480 | if (io_u_lat[i] <= 0.0) |
| 481 | continue; |
| 482 | shown = 1; |
| 483 | if (new_line) { |
| 484 | if (line) |
| 485 | log_info("\n"); |
| 486 | log_info(" lat (%s) : ", msg); |
| 487 | new_line = 0; |
| 488 | line = 0; |
| 489 | } |
| 490 | if (line) |
| 491 | log_info(", "); |
| 492 | log_info("%s%3.2f%%", ranges[i], io_u_lat[i]); |
| 493 | line++; |
| 494 | if (line == 5) |
| 495 | new_line = 1; |
| 496 | } |
| 497 | |
| 498 | if (shown) |
| 499 | log_info("\n"); |
| 500 | |
| 501 | return shown; |
| 502 | } |
| 503 | |
| 504 | static void show_lat_u(double *io_u_lat_u) |
| 505 | { |
| 506 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", |
| 507 | "250=", "500=", "750=", "1000=", }; |
| 508 | |
| 509 | show_lat(io_u_lat_u, FIO_IO_U_LAT_U_NR, ranges, "usec"); |
| 510 | } |
| 511 | |
| 512 | static void show_lat_m(double *io_u_lat_m) |
| 513 | { |
| 514 | const char *ranges[] = { "2=", "4=", "10=", "20=", "50=", "100=", |
| 515 | "250=", "500=", "750=", "1000=", "2000=", |
| 516 | ">=2000=", }; |
| 517 | |
| 518 | show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec"); |
| 519 | } |
| 520 | |
| 521 | static void show_latencies(double *io_u_lat_u, double *io_u_lat_m) |
| 522 | { |
| 523 | show_lat_u(io_u_lat_u); |
| 524 | show_lat_m(io_u_lat_m); |
| 525 | } |
| 526 | |
| 527 | void show_thread_status(struct thread_stat *ts, struct group_run_stats *rs) |
| 528 | { |
| 529 | double usr_cpu, sys_cpu; |
| 530 | unsigned long runtime; |
| 531 | double io_u_dist[FIO_IO_U_MAP_NR]; |
| 532 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
| 533 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; |
| 534 | time_t time_p; |
| 535 | char time_buf[64]; |
| 536 | |
| 537 | if (!(ts->io_bytes[DDIR_READ] + ts->io_bytes[DDIR_WRITE] + |
| 538 | ts->io_bytes[DDIR_TRIM]) && !(ts->total_io_u[DDIR_READ] + |
| 539 | ts->total_io_u[DDIR_WRITE] + ts->total_io_u[DDIR_TRIM])) |
| 540 | return; |
| 541 | |
| 542 | time(&time_p); |
| 543 | os_ctime_r((const time_t *) &time_p, time_buf, sizeof(time_buf)); |
| 544 | |
| 545 | if (!ts->error) { |
| 546 | log_info("%s: (groupid=%d, jobs=%d): err=%2d: pid=%d: %s", |
| 547 | ts->name, ts->groupid, ts->members, |
| 548 | ts->error, (int) ts->pid, time_buf); |
| 549 | } else { |
| 550 | log_info("%s: (groupid=%d, jobs=%d): err=%2d (%s): pid=%d: %s", |
| 551 | ts->name, ts->groupid, ts->members, |
| 552 | ts->error, ts->verror, (int) ts->pid, |
| 553 | time_buf); |
| 554 | } |
| 555 | |
| 556 | if (strlen(ts->description)) |
| 557 | log_info(" Description : [%s]\n", ts->description); |
| 558 | |
| 559 | if (ts->io_bytes[DDIR_READ]) |
| 560 | show_ddir_status(rs, ts, DDIR_READ); |
| 561 | if (ts->io_bytes[DDIR_WRITE]) |
| 562 | show_ddir_status(rs, ts, DDIR_WRITE); |
| 563 | if (ts->io_bytes[DDIR_TRIM]) |
| 564 | show_ddir_status(rs, ts, DDIR_TRIM); |
| 565 | |
| 566 | stat_calc_lat_u(ts, io_u_lat_u); |
| 567 | stat_calc_lat_m(ts, io_u_lat_m); |
| 568 | show_latencies(io_u_lat_u, io_u_lat_m); |
| 569 | |
| 570 | runtime = ts->total_run_time; |
| 571 | if (runtime) { |
| 572 | double runt = (double) runtime; |
| 573 | |
| 574 | usr_cpu = (double) ts->usr_time * 100 / runt; |
| 575 | sys_cpu = (double) ts->sys_time * 100 / runt; |
| 576 | } else { |
| 577 | usr_cpu = 0; |
| 578 | sys_cpu = 0; |
| 579 | } |
| 580 | |
| 581 | log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu," |
| 582 | " minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf); |
| 583 | |
| 584 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
| 585 | log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%," |
| 586 | " 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], |
| 587 | io_u_dist[1], io_u_dist[2], |
| 588 | io_u_dist[3], io_u_dist[4], |
| 589 | io_u_dist[5], io_u_dist[6]); |
| 590 | |
| 591 | stat_calc_dist(ts->io_u_submit, ts->total_submit, io_u_dist); |
| 592 | log_info(" submit : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," |
| 593 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], |
| 594 | io_u_dist[1], io_u_dist[2], |
| 595 | io_u_dist[3], io_u_dist[4], |
| 596 | io_u_dist[5], io_u_dist[6]); |
| 597 | stat_calc_dist(ts->io_u_complete, ts->total_complete, io_u_dist); |
| 598 | log_info(" complete : 0=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%, 16=%3.1f%%," |
| 599 | " 32=%3.1f%%, 64=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0], |
| 600 | io_u_dist[1], io_u_dist[2], |
| 601 | io_u_dist[3], io_u_dist[4], |
| 602 | io_u_dist[5], io_u_dist[6]); |
| 603 | log_info(" issued : total=r=%lu/w=%lu/d=%lu," |
| 604 | " short=r=%lu/w=%lu/d=%lu\n", |
| 605 | ts->total_io_u[0], ts->total_io_u[1], |
| 606 | ts->total_io_u[2], |
| 607 | ts->short_io_u[0], ts->short_io_u[1], |
| 608 | ts->short_io_u[2]); |
| 609 | if (ts->continue_on_error) { |
| 610 | log_info(" errors : total=%lu, first_error=%d/<%s>\n", |
| 611 | ts->total_err_count, |
| 612 | ts->first_error, |
| 613 | strerror(ts->first_error)); |
| 614 | } |
| 615 | } |
| 616 | |
| 617 | static void show_ddir_status_terse(struct thread_stat *ts, |
| 618 | struct group_run_stats *rs, int ddir) |
| 619 | { |
| 620 | unsigned long min, max; |
| 621 | unsigned long long bw, iops; |
| 622 | unsigned int *ovals = NULL; |
| 623 | double mean, dev; |
| 624 | unsigned int len, minv, maxv; |
| 625 | int i; |
| 626 | |
| 627 | assert(ddir_rw(ddir)); |
| 628 | |
| 629 | iops = bw = 0; |
| 630 | if (ts->runtime[ddir]) { |
| 631 | uint64_t runt = ts->runtime[ddir]; |
| 632 | |
| 633 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; |
| 634 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; |
| 635 | } |
| 636 | |
| 637 | log_info(";%llu;%llu;%llu;%llu", ts->io_bytes[ddir] >> 10, bw, iops, |
| 638 | ts->runtime[ddir]); |
| 639 | |
| 640 | if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) |
| 641 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
| 642 | else |
| 643 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
| 644 | |
| 645 | if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) |
| 646 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
| 647 | else |
| 648 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
| 649 | |
| 650 | if (ts->clat_percentiles) { |
| 651 | len = calc_clat_percentiles(ts->io_u_plat[ddir], |
| 652 | ts->clat_stat[ddir].samples, |
| 653 | ts->percentile_list, &ovals, &maxv, |
| 654 | &minv); |
| 655 | } else |
| 656 | len = 0; |
| 657 | |
| 658 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { |
| 659 | if (i >= len) { |
| 660 | log_info(";0%%=0"); |
| 661 | continue; |
| 662 | } |
| 663 | log_info(";%f%%=%u", ts->percentile_list[i].u.f, ovals[i]); |
| 664 | } |
| 665 | |
| 666 | if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) |
| 667 | log_info(";%lu;%lu;%f;%f", min, max, mean, dev); |
| 668 | else |
| 669 | log_info(";%lu;%lu;%f;%f", 0UL, 0UL, 0.0, 0.0); |
| 670 | |
| 671 | if (ovals) |
| 672 | free(ovals); |
| 673 | |
| 674 | if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
| 675 | double p_of_agg = 100.0; |
| 676 | |
| 677 | if (rs->agg[ddir]) { |
| 678 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; |
| 679 | if (p_of_agg > 100.0) |
| 680 | p_of_agg = 100.0; |
| 681 | } |
| 682 | |
| 683 | log_info(";%lu;%lu;%f%%;%f;%f", min, max, p_of_agg, mean, dev); |
| 684 | } else |
| 685 | log_info(";%lu;%lu;%f%%;%f;%f", 0UL, 0UL, 0.0, 0.0, 0.0); |
| 686 | } |
| 687 | |
| 688 | static void add_ddir_status_json(struct thread_stat *ts, |
| 689 | struct group_run_stats *rs, int ddir, struct json_object *parent) |
| 690 | { |
| 691 | unsigned long min, max; |
| 692 | unsigned long long bw, iops; |
| 693 | unsigned int *ovals = NULL; |
| 694 | double mean, dev; |
| 695 | unsigned int len, minv, maxv; |
| 696 | int i; |
| 697 | const char *ddirname[] = {"read", "write", "trim"}; |
| 698 | struct json_object *dir_object, *tmp_object, *percentile_object; |
| 699 | char buf[120]; |
| 700 | double p_of_agg = 100.0; |
| 701 | |
| 702 | assert(ddir_rw(ddir)); |
| 703 | |
| 704 | if (ts->unified_rw_rep && ddir != DDIR_READ) |
| 705 | return; |
| 706 | |
| 707 | dir_object = json_create_object(); |
| 708 | json_object_add_value_object(parent, |
| 709 | ts->unified_rw_rep ? "mixed" : ddirname[ddir], dir_object); |
| 710 | |
| 711 | iops = bw = 0; |
| 712 | if (ts->runtime[ddir]) { |
| 713 | uint64_t runt = ts->runtime[ddir]; |
| 714 | |
| 715 | bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; |
| 716 | iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt; |
| 717 | } |
| 718 | |
| 719 | json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir] >> 10); |
| 720 | json_object_add_value_int(dir_object, "bw", bw); |
| 721 | json_object_add_value_int(dir_object, "iops", iops); |
| 722 | json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]); |
| 723 | |
| 724 | if (!calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) { |
| 725 | min = max = 0; |
| 726 | mean = dev = 0.0; |
| 727 | } |
| 728 | tmp_object = json_create_object(); |
| 729 | json_object_add_value_object(dir_object, "slat", tmp_object); |
| 730 | json_object_add_value_int(tmp_object, "min", min); |
| 731 | json_object_add_value_int(tmp_object, "max", max); |
| 732 | json_object_add_value_float(tmp_object, "mean", mean); |
| 733 | json_object_add_value_float(tmp_object, "stddev", dev); |
| 734 | |
| 735 | if (!calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) { |
| 736 | min = max = 0; |
| 737 | mean = dev = 0.0; |
| 738 | } |
| 739 | tmp_object = json_create_object(); |
| 740 | json_object_add_value_object(dir_object, "clat", tmp_object); |
| 741 | json_object_add_value_int(tmp_object, "min", min); |
| 742 | json_object_add_value_int(tmp_object, "max", max); |
| 743 | json_object_add_value_float(tmp_object, "mean", mean); |
| 744 | json_object_add_value_float(tmp_object, "stddev", dev); |
| 745 | |
| 746 | if (ts->clat_percentiles) { |
| 747 | len = calc_clat_percentiles(ts->io_u_plat[ddir], |
| 748 | ts->clat_stat[ddir].samples, |
| 749 | ts->percentile_list, &ovals, &maxv, |
| 750 | &minv); |
| 751 | } else |
| 752 | len = 0; |
| 753 | |
| 754 | percentile_object = json_create_object(); |
| 755 | json_object_add_value_object(tmp_object, "percentile", percentile_object); |
| 756 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { |
| 757 | if (i >= len) { |
| 758 | json_object_add_value_int(percentile_object, "0.00", 0); |
| 759 | continue; |
| 760 | } |
| 761 | snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f); |
| 762 | json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]); |
| 763 | } |
| 764 | |
| 765 | if (!calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) { |
| 766 | min = max = 0; |
| 767 | mean = dev = 0.0; |
| 768 | } |
| 769 | tmp_object = json_create_object(); |
| 770 | json_object_add_value_object(dir_object, "lat", tmp_object); |
| 771 | json_object_add_value_int(tmp_object, "min", min); |
| 772 | json_object_add_value_int(tmp_object, "max", max); |
| 773 | json_object_add_value_float(tmp_object, "mean", mean); |
| 774 | json_object_add_value_float(tmp_object, "stddev", dev); |
| 775 | if (ovals) |
| 776 | free(ovals); |
| 777 | |
| 778 | if (!calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) { |
| 779 | if (rs->agg[ddir]) { |
| 780 | p_of_agg = mean * 100 / (double) rs->agg[ddir]; |
| 781 | if (p_of_agg > 100.0) |
| 782 | p_of_agg = 100.0; |
| 783 | } |
| 784 | } else { |
| 785 | min = max = 0; |
| 786 | p_of_agg = mean = dev = 0.0; |
| 787 | } |
| 788 | json_object_add_value_int(dir_object, "bw_min", min); |
| 789 | json_object_add_value_int(dir_object, "bw_max", max); |
| 790 | json_object_add_value_float(dir_object, "bw_agg", mean); |
| 791 | json_object_add_value_float(dir_object, "bw_mean", mean); |
| 792 | json_object_add_value_float(dir_object, "bw_dev", dev); |
| 793 | } |
| 794 | |
| 795 | static void show_thread_status_terse_v2(struct thread_stat *ts, |
| 796 | struct group_run_stats *rs) |
| 797 | { |
| 798 | double io_u_dist[FIO_IO_U_MAP_NR]; |
| 799 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
| 800 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; |
| 801 | double usr_cpu, sys_cpu; |
| 802 | int i; |
| 803 | |
| 804 | /* General Info */ |
| 805 | log_info("2;%s;%d;%d", ts->name, ts->groupid, ts->error); |
| 806 | /* Log Read Status */ |
| 807 | show_ddir_status_terse(ts, rs, DDIR_READ); |
| 808 | /* Log Write Status */ |
| 809 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
| 810 | /* Log Trim Status */ |
| 811 | show_ddir_status_terse(ts, rs, DDIR_TRIM); |
| 812 | |
| 813 | /* CPU Usage */ |
| 814 | if (ts->total_run_time) { |
| 815 | double runt = (double) ts->total_run_time; |
| 816 | |
| 817 | usr_cpu = (double) ts->usr_time * 100 / runt; |
| 818 | sys_cpu = (double) ts->sys_time * 100 / runt; |
| 819 | } else { |
| 820 | usr_cpu = 0; |
| 821 | sys_cpu = 0; |
| 822 | } |
| 823 | |
| 824 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, |
| 825 | ts->minf); |
| 826 | |
| 827 | /* Calc % distribution of IO depths, usecond, msecond latency */ |
| 828 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
| 829 | stat_calc_lat_u(ts, io_u_lat_u); |
| 830 | stat_calc_lat_m(ts, io_u_lat_m); |
| 831 | |
| 832 | /* Only show fixed 7 I/O depth levels*/ |
| 833 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", |
| 834 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], |
| 835 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); |
| 836 | |
| 837 | /* Microsecond latency */ |
| 838 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
| 839 | log_info(";%3.2f%%", io_u_lat_u[i]); |
| 840 | /* Millisecond latency */ |
| 841 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
| 842 | log_info(";%3.2f%%", io_u_lat_m[i]); |
| 843 | /* Additional output if continue_on_error set - default off*/ |
| 844 | if (ts->continue_on_error) |
| 845 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); |
| 846 | log_info("\n"); |
| 847 | |
| 848 | /* Additional output if description is set */ |
| 849 | if (ts->description) |
| 850 | log_info(";%s", ts->description); |
| 851 | |
| 852 | log_info("\n"); |
| 853 | } |
| 854 | |
| 855 | static void show_thread_status_terse_v3_v4(struct thread_stat *ts, |
| 856 | struct group_run_stats *rs, int ver) |
| 857 | { |
| 858 | double io_u_dist[FIO_IO_U_MAP_NR]; |
| 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 | double usr_cpu, sys_cpu; |
| 862 | int i; |
| 863 | |
| 864 | /* General Info */ |
| 865 | log_info("%d;%s;%s;%d;%d", ver, fio_version_string, |
| 866 | ts->name, ts->groupid, ts->error); |
| 867 | /* Log Read Status */ |
| 868 | show_ddir_status_terse(ts, rs, DDIR_READ); |
| 869 | /* Log Write Status */ |
| 870 | show_ddir_status_terse(ts, rs, DDIR_WRITE); |
| 871 | /* Log Trim Status */ |
| 872 | if (ver == 4) |
| 873 | show_ddir_status_terse(ts, rs, DDIR_TRIM); |
| 874 | |
| 875 | /* CPU Usage */ |
| 876 | if (ts->total_run_time) { |
| 877 | double runt = (double) ts->total_run_time; |
| 878 | |
| 879 | usr_cpu = (double) ts->usr_time * 100 / runt; |
| 880 | sys_cpu = (double) ts->sys_time * 100 / runt; |
| 881 | } else { |
| 882 | usr_cpu = 0; |
| 883 | sys_cpu = 0; |
| 884 | } |
| 885 | |
| 886 | log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf, |
| 887 | ts->minf); |
| 888 | |
| 889 | /* Calc % distribution of IO depths, usecond, msecond latency */ |
| 890 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
| 891 | stat_calc_lat_u(ts, io_u_lat_u); |
| 892 | stat_calc_lat_m(ts, io_u_lat_m); |
| 893 | |
| 894 | /* Only show fixed 7 I/O depth levels*/ |
| 895 | log_info(";%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%;%3.1f%%", |
| 896 | io_u_dist[0], io_u_dist[1], io_u_dist[2], io_u_dist[3], |
| 897 | io_u_dist[4], io_u_dist[5], io_u_dist[6]); |
| 898 | |
| 899 | /* Microsecond latency */ |
| 900 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
| 901 | log_info(";%3.2f%%", io_u_lat_u[i]); |
| 902 | /* Millisecond latency */ |
| 903 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
| 904 | log_info(";%3.2f%%", io_u_lat_m[i]); |
| 905 | |
| 906 | /* disk util stats, if any */ |
| 907 | show_disk_util(1, NULL); |
| 908 | |
| 909 | /* Additional output if continue_on_error set - default off*/ |
| 910 | if (ts->continue_on_error) |
| 911 | log_info(";%lu;%d", ts->total_err_count, ts->first_error); |
| 912 | |
| 913 | /* Additional output if description is set */ |
| 914 | if (strlen(ts->description)) |
| 915 | log_info(";%s", ts->description); |
| 916 | |
| 917 | log_info("\n"); |
| 918 | } |
| 919 | |
| 920 | static struct json_object *show_thread_status_json(struct thread_stat *ts, |
| 921 | struct group_run_stats *rs) |
| 922 | { |
| 923 | struct json_object *root, *tmp; |
| 924 | double io_u_dist[FIO_IO_U_MAP_NR]; |
| 925 | double io_u_lat_u[FIO_IO_U_LAT_U_NR]; |
| 926 | double io_u_lat_m[FIO_IO_U_LAT_M_NR]; |
| 927 | double usr_cpu, sys_cpu; |
| 928 | int i; |
| 929 | |
| 930 | root = json_create_object(); |
| 931 | json_object_add_value_string(root, "jobname", ts->name); |
| 932 | json_object_add_value_int(root, "groupid", ts->groupid); |
| 933 | json_object_add_value_int(root, "error", ts->error); |
| 934 | |
| 935 | add_ddir_status_json(ts, rs, DDIR_READ, root); |
| 936 | add_ddir_status_json(ts, rs, DDIR_WRITE, root); |
| 937 | add_ddir_status_json(ts, rs, DDIR_TRIM, root); |
| 938 | |
| 939 | /* CPU Usage */ |
| 940 | if (ts->total_run_time) { |
| 941 | double runt = (double) ts->total_run_time; |
| 942 | |
| 943 | usr_cpu = (double) ts->usr_time * 100 / runt; |
| 944 | sys_cpu = (double) ts->sys_time * 100 / runt; |
| 945 | } else { |
| 946 | usr_cpu = 0; |
| 947 | sys_cpu = 0; |
| 948 | } |
| 949 | json_object_add_value_float(root, "usr_cpu", usr_cpu); |
| 950 | json_object_add_value_float(root, "sys_cpu", sys_cpu); |
| 951 | json_object_add_value_int(root, "ctx", ts->ctx); |
| 952 | json_object_add_value_int(root, "majf", ts->majf); |
| 953 | json_object_add_value_int(root, "minf", ts->minf); |
| 954 | |
| 955 | |
| 956 | /* Calc % distribution of IO depths, usecond, msecond latency */ |
| 957 | stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist); |
| 958 | stat_calc_lat_u(ts, io_u_lat_u); |
| 959 | stat_calc_lat_m(ts, io_u_lat_m); |
| 960 | |
| 961 | tmp = json_create_object(); |
| 962 | json_object_add_value_object(root, "iodepth_level", tmp); |
| 963 | /* Only show fixed 7 I/O depth levels*/ |
| 964 | for (i = 0; i < 7; i++) { |
| 965 | char name[20]; |
| 966 | if (i < 6) |
| 967 | snprintf(name, 20, "%d", 1 << i); |
| 968 | else |
| 969 | snprintf(name, 20, ">=%d", 1 << i); |
| 970 | json_object_add_value_float(tmp, (const char *)name, io_u_dist[i]); |
| 971 | } |
| 972 | |
| 973 | tmp = json_create_object(); |
| 974 | json_object_add_value_object(root, "latency_us", tmp); |
| 975 | /* Microsecond latency */ |
| 976 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { |
| 977 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", |
| 978 | "250", "500", "750", "1000", }; |
| 979 | json_object_add_value_float(tmp, ranges[i], io_u_lat_u[i]); |
| 980 | } |
| 981 | /* Millisecond latency */ |
| 982 | tmp = json_create_object(); |
| 983 | json_object_add_value_object(root, "latency_ms", tmp); |
| 984 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) { |
| 985 | const char *ranges[] = { "2", "4", "10", "20", "50", "100", |
| 986 | "250", "500", "750", "1000", "2000", |
| 987 | ">=2000", }; |
| 988 | json_object_add_value_float(tmp, ranges[i], io_u_lat_m[i]); |
| 989 | } |
| 990 | |
| 991 | /* Additional output if continue_on_error set - default off*/ |
| 992 | if (ts->continue_on_error) { |
| 993 | json_object_add_value_int(root, "total_err", ts->total_err_count); |
| 994 | json_object_add_value_int(root, "total_err", ts->first_error); |
| 995 | } |
| 996 | |
| 997 | /* Additional output if description is set */ |
| 998 | if (strlen(ts->description)) |
| 999 | json_object_add_value_string(root, "desc", ts->description); |
| 1000 | |
| 1001 | return root; |
| 1002 | } |
| 1003 | |
| 1004 | static void show_thread_status_terse(struct thread_stat *ts, |
| 1005 | struct group_run_stats *rs) |
| 1006 | { |
| 1007 | if (terse_version == 2) |
| 1008 | show_thread_status_terse_v2(ts, rs); |
| 1009 | else if (terse_version == 3 || terse_version == 4) |
| 1010 | show_thread_status_terse_v3_v4(ts, rs, terse_version); |
| 1011 | else |
| 1012 | log_err("fio: bad terse version!? %d\n", terse_version); |
| 1013 | } |
| 1014 | |
| 1015 | static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr) |
| 1016 | { |
| 1017 | double mean, S; |
| 1018 | |
| 1019 | if (src->samples == 0) |
| 1020 | return; |
| 1021 | |
| 1022 | dst->min_val = min(dst->min_val, src->min_val); |
| 1023 | dst->max_val = max(dst->max_val, src->max_val); |
| 1024 | |
| 1025 | /* |
| 1026 | * Compute new mean and S after the merge |
| 1027 | * <http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance |
| 1028 | * #Parallel_algorithm> |
| 1029 | */ |
| 1030 | if (nr == 1) { |
| 1031 | mean = src->mean.u.f; |
| 1032 | S = src->S.u.f; |
| 1033 | } else { |
| 1034 | double delta = src->mean.u.f - dst->mean.u.f; |
| 1035 | |
| 1036 | mean = ((src->mean.u.f * src->samples) + |
| 1037 | (dst->mean.u.f * dst->samples)) / |
| 1038 | (dst->samples + src->samples); |
| 1039 | |
| 1040 | S = src->S.u.f + dst->S.u.f + pow(delta, 2.0) * |
| 1041 | (dst->samples * src->samples) / |
| 1042 | (dst->samples + src->samples); |
| 1043 | } |
| 1044 | |
| 1045 | dst->samples += src->samples; |
| 1046 | dst->mean.u.f = mean; |
| 1047 | dst->S.u.f = S; |
| 1048 | } |
| 1049 | |
| 1050 | void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src) |
| 1051 | { |
| 1052 | int i; |
| 1053 | |
| 1054 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
| 1055 | if (dst->max_run[i] < src->max_run[i]) |
| 1056 | dst->max_run[i] = src->max_run[i]; |
| 1057 | if (dst->min_run[i] && dst->min_run[i] > src->min_run[i]) |
| 1058 | dst->min_run[i] = src->min_run[i]; |
| 1059 | if (dst->max_bw[i] < src->max_bw[i]) |
| 1060 | dst->max_bw[i] = src->max_bw[i]; |
| 1061 | if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i]) |
| 1062 | dst->min_bw[i] = src->min_bw[i]; |
| 1063 | |
| 1064 | dst->io_kb[i] += src->io_kb[i]; |
| 1065 | dst->agg[i] += src->agg[i]; |
| 1066 | } |
| 1067 | |
| 1068 | } |
| 1069 | |
| 1070 | void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src, int nr) |
| 1071 | { |
| 1072 | int l, k; |
| 1073 | |
| 1074 | for (l = 0; l < DDIR_RWDIR_CNT; l++) { |
| 1075 | if (!dst->unified_rw_rep) { |
| 1076 | sum_stat(&dst->clat_stat[l], &src->clat_stat[l], nr); |
| 1077 | sum_stat(&dst->slat_stat[l], &src->slat_stat[l], nr); |
| 1078 | sum_stat(&dst->lat_stat[l], &src->lat_stat[l], nr); |
| 1079 | sum_stat(&dst->bw_stat[l], &src->bw_stat[l], nr); |
| 1080 | |
| 1081 | dst->io_bytes[l] += src->io_bytes[l]; |
| 1082 | |
| 1083 | if (dst->runtime[l] < src->runtime[l]) |
| 1084 | dst->runtime[l] = src->runtime[l]; |
| 1085 | } else { |
| 1086 | sum_stat(&dst->clat_stat[0], &src->clat_stat[l], nr); |
| 1087 | sum_stat(&dst->slat_stat[0], &src->slat_stat[l], nr); |
| 1088 | sum_stat(&dst->lat_stat[0], &src->lat_stat[l], nr); |
| 1089 | sum_stat(&dst->bw_stat[0], &src->bw_stat[l], nr); |
| 1090 | |
| 1091 | dst->io_bytes[0] += src->io_bytes[l]; |
| 1092 | |
| 1093 | if (dst->runtime[0] < src->runtime[l]) |
| 1094 | dst->runtime[0] = src->runtime[l]; |
| 1095 | } |
| 1096 | } |
| 1097 | |
| 1098 | dst->usr_time += src->usr_time; |
| 1099 | dst->sys_time += src->sys_time; |
| 1100 | dst->ctx += src->ctx; |
| 1101 | dst->majf += src->majf; |
| 1102 | dst->minf += src->minf; |
| 1103 | |
| 1104 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) |
| 1105 | dst->io_u_map[k] += src->io_u_map[k]; |
| 1106 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) |
| 1107 | dst->io_u_submit[k] += src->io_u_submit[k]; |
| 1108 | for (k = 0; k < FIO_IO_U_MAP_NR; k++) |
| 1109 | dst->io_u_complete[k] += src->io_u_complete[k]; |
| 1110 | for (k = 0; k < FIO_IO_U_LAT_U_NR; k++) |
| 1111 | dst->io_u_lat_u[k] += src->io_u_lat_u[k]; |
| 1112 | for (k = 0; k < FIO_IO_U_LAT_M_NR; k++) |
| 1113 | dst->io_u_lat_m[k] += src->io_u_lat_m[k]; |
| 1114 | |
| 1115 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
| 1116 | if (!dst->unified_rw_rep) { |
| 1117 | dst->total_io_u[k] += src->total_io_u[k]; |
| 1118 | dst->short_io_u[k] += src->short_io_u[k]; |
| 1119 | } else { |
| 1120 | dst->total_io_u[0] += src->total_io_u[k]; |
| 1121 | dst->short_io_u[0] += src->short_io_u[k]; |
| 1122 | } |
| 1123 | } |
| 1124 | |
| 1125 | for (k = 0; k < DDIR_RWDIR_CNT; k++) { |
| 1126 | int m; |
| 1127 | |
| 1128 | for (m = 0; m < FIO_IO_U_PLAT_NR; m++) { |
| 1129 | if (!dst->unified_rw_rep) |
| 1130 | dst->io_u_plat[k][m] += src->io_u_plat[k][m]; |
| 1131 | else |
| 1132 | dst->io_u_plat[0][m] += src->io_u_plat[k][m]; |
| 1133 | } |
| 1134 | } |
| 1135 | |
| 1136 | dst->total_run_time += src->total_run_time; |
| 1137 | dst->total_submit += src->total_submit; |
| 1138 | dst->total_complete += src->total_complete; |
| 1139 | } |
| 1140 | |
| 1141 | void init_group_run_stat(struct group_run_stats *gs) |
| 1142 | { |
| 1143 | int i; |
| 1144 | memset(gs, 0, sizeof(*gs)); |
| 1145 | |
| 1146 | for (i = 0; i < DDIR_RWDIR_CNT; i++) |
| 1147 | gs->min_bw[i] = gs->min_run[i] = ~0UL; |
| 1148 | } |
| 1149 | |
| 1150 | void init_thread_stat(struct thread_stat *ts) |
| 1151 | { |
| 1152 | int j; |
| 1153 | |
| 1154 | memset(ts, 0, sizeof(*ts)); |
| 1155 | |
| 1156 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
| 1157 | ts->lat_stat[j].min_val = -1UL; |
| 1158 | ts->clat_stat[j].min_val = -1UL; |
| 1159 | ts->slat_stat[j].min_val = -1UL; |
| 1160 | ts->bw_stat[j].min_val = -1UL; |
| 1161 | } |
| 1162 | ts->groupid = -1; |
| 1163 | } |
| 1164 | |
| 1165 | void show_run_stats(void) |
| 1166 | { |
| 1167 | struct group_run_stats *runstats, *rs; |
| 1168 | struct thread_data *td; |
| 1169 | struct thread_stat *threadstats, *ts; |
| 1170 | int i, j, nr_ts, last_ts, idx; |
| 1171 | int kb_base_warned = 0; |
| 1172 | struct json_object *root = NULL; |
| 1173 | struct json_array *array = NULL; |
| 1174 | |
| 1175 | runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1)); |
| 1176 | |
| 1177 | for (i = 0; i < groupid + 1; i++) |
| 1178 | init_group_run_stat(&runstats[i]); |
| 1179 | |
| 1180 | /* |
| 1181 | * find out how many threads stats we need. if group reporting isn't |
| 1182 | * enabled, it's one-per-td. |
| 1183 | */ |
| 1184 | nr_ts = 0; |
| 1185 | last_ts = -1; |
| 1186 | for_each_td(td, i) { |
| 1187 | if (!td->o.group_reporting) { |
| 1188 | nr_ts++; |
| 1189 | continue; |
| 1190 | } |
| 1191 | if (last_ts == td->groupid) |
| 1192 | continue; |
| 1193 | |
| 1194 | last_ts = td->groupid; |
| 1195 | nr_ts++; |
| 1196 | } |
| 1197 | |
| 1198 | threadstats = malloc(nr_ts * sizeof(struct thread_stat)); |
| 1199 | |
| 1200 | for (i = 0; i < nr_ts; i++) |
| 1201 | init_thread_stat(&threadstats[i]); |
| 1202 | |
| 1203 | j = 0; |
| 1204 | last_ts = -1; |
| 1205 | idx = 0; |
| 1206 | for_each_td(td, i) { |
| 1207 | if (idx && (!td->o.group_reporting || |
| 1208 | (td->o.group_reporting && last_ts != td->groupid))) { |
| 1209 | idx = 0; |
| 1210 | j++; |
| 1211 | } |
| 1212 | |
| 1213 | last_ts = td->groupid; |
| 1214 | |
| 1215 | ts = &threadstats[j]; |
| 1216 | |
| 1217 | ts->clat_percentiles = td->o.clat_percentiles; |
| 1218 | ts->percentile_precision = td->o.percentile_precision; |
| 1219 | memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list)); |
| 1220 | |
| 1221 | idx++; |
| 1222 | ts->members++; |
| 1223 | |
| 1224 | if (ts->groupid == -1) { |
| 1225 | /* |
| 1226 | * These are per-group shared already |
| 1227 | */ |
| 1228 | strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE); |
| 1229 | if (td->o.description) |
| 1230 | strncpy(ts->description, td->o.description, |
| 1231 | FIO_JOBNAME_SIZE); |
| 1232 | else |
| 1233 | memset(ts->description, 0, FIO_JOBNAME_SIZE); |
| 1234 | |
| 1235 | ts->groupid = td->groupid; |
| 1236 | |
| 1237 | /* |
| 1238 | * first pid in group, not very useful... |
| 1239 | */ |
| 1240 | ts->pid = td->pid; |
| 1241 | |
| 1242 | ts->kb_base = td->o.kb_base; |
| 1243 | ts->unified_rw_rep = td->o.unified_rw_rep; |
| 1244 | } else if (ts->kb_base != td->o.kb_base && !kb_base_warned) { |
| 1245 | log_info("fio: kb_base differs for jobs in group, using" |
| 1246 | " %u as the base\n", ts->kb_base); |
| 1247 | kb_base_warned = 1; |
| 1248 | } |
| 1249 | |
| 1250 | ts->continue_on_error = td->o.continue_on_error; |
| 1251 | ts->total_err_count += td->total_err_count; |
| 1252 | ts->first_error = td->first_error; |
| 1253 | if (!ts->error) { |
| 1254 | if (!td->error && td->o.continue_on_error && |
| 1255 | td->first_error) { |
| 1256 | ts->error = td->first_error; |
| 1257 | strcpy(ts->verror, td->verror); |
| 1258 | } else if (td->error) { |
| 1259 | ts->error = td->error; |
| 1260 | strcpy(ts->verror, td->verror); |
| 1261 | } |
| 1262 | } |
| 1263 | |
| 1264 | sum_thread_stats(ts, &td->ts, idx); |
| 1265 | } |
| 1266 | |
| 1267 | for (i = 0; i < nr_ts; i++) { |
| 1268 | unsigned long long bw; |
| 1269 | |
| 1270 | ts = &threadstats[i]; |
| 1271 | rs = &runstats[ts->groupid]; |
| 1272 | rs->kb_base = ts->kb_base; |
| 1273 | rs->unified_rw_rep += ts->unified_rw_rep; |
| 1274 | |
| 1275 | for (j = 0; j < DDIR_RWDIR_CNT; j++) { |
| 1276 | if (!ts->runtime[j]) |
| 1277 | continue; |
| 1278 | if (ts->runtime[j] < rs->min_run[j] || !rs->min_run[j]) |
| 1279 | rs->min_run[j] = ts->runtime[j]; |
| 1280 | if (ts->runtime[j] > rs->max_run[j]) |
| 1281 | rs->max_run[j] = ts->runtime[j]; |
| 1282 | |
| 1283 | bw = 0; |
| 1284 | if (ts->runtime[j]) { |
| 1285 | unsigned long runt = ts->runtime[j]; |
| 1286 | unsigned long long kb; |
| 1287 | |
| 1288 | kb = ts->io_bytes[j] / rs->kb_base; |
| 1289 | bw = kb * 1000 / runt; |
| 1290 | } |
| 1291 | if (bw < rs->min_bw[j]) |
| 1292 | rs->min_bw[j] = bw; |
| 1293 | if (bw > rs->max_bw[j]) |
| 1294 | rs->max_bw[j] = bw; |
| 1295 | |
| 1296 | rs->io_kb[j] += ts->io_bytes[j] / rs->kb_base; |
| 1297 | } |
| 1298 | } |
| 1299 | |
| 1300 | for (i = 0; i < groupid + 1; i++) { |
| 1301 | int ddir; |
| 1302 | |
| 1303 | rs = &runstats[i]; |
| 1304 | |
| 1305 | for (ddir = 0; ddir < DDIR_RWDIR_CNT; ddir++) { |
| 1306 | if (rs->max_run[ddir]) |
| 1307 | rs->agg[ddir] = (rs->io_kb[ddir] * 1000) / |
| 1308 | rs->max_run[ddir]; |
| 1309 | } |
| 1310 | } |
| 1311 | |
| 1312 | /* |
| 1313 | * don't overwrite last signal output |
| 1314 | */ |
| 1315 | if (output_format == FIO_OUTPUT_NORMAL) |
| 1316 | log_info("\n"); |
| 1317 | else if (output_format == FIO_OUTPUT_JSON) { |
| 1318 | root = json_create_object(); |
| 1319 | json_object_add_value_string(root, "fio version", fio_version_string); |
| 1320 | array = json_create_array(); |
| 1321 | json_object_add_value_array(root, "jobs", array); |
| 1322 | } |
| 1323 | |
| 1324 | for (i = 0; i < nr_ts; i++) { |
| 1325 | ts = &threadstats[i]; |
| 1326 | rs = &runstats[ts->groupid]; |
| 1327 | |
| 1328 | if (is_backend) |
| 1329 | fio_server_send_ts(ts, rs); |
| 1330 | else if (output_format == FIO_OUTPUT_TERSE) |
| 1331 | show_thread_status_terse(ts, rs); |
| 1332 | else if (output_format == FIO_OUTPUT_JSON) { |
| 1333 | struct json_object *tmp = show_thread_status_json(ts, rs); |
| 1334 | json_array_add_value_object(array, tmp); |
| 1335 | } else |
| 1336 | show_thread_status(ts, rs); |
| 1337 | } |
| 1338 | if (output_format == FIO_OUTPUT_JSON) { |
| 1339 | /* disk util stats, if any */ |
| 1340 | show_disk_util(1, root); |
| 1341 | |
| 1342 | show_idle_prof_stats(FIO_OUTPUT_JSON, root); |
| 1343 | |
| 1344 | json_print_object(root); |
| 1345 | log_info("\n"); |
| 1346 | json_free_object(root); |
| 1347 | } |
| 1348 | |
| 1349 | for (i = 0; i < groupid + 1; i++) { |
| 1350 | rs = &runstats[i]; |
| 1351 | |
| 1352 | rs->groupid = i; |
| 1353 | if (is_backend) |
| 1354 | fio_server_send_gs(rs); |
| 1355 | else if (output_format == FIO_OUTPUT_NORMAL) |
| 1356 | show_group_stats(rs); |
| 1357 | } |
| 1358 | |
| 1359 | if (is_backend) |
| 1360 | fio_server_send_du(); |
| 1361 | else if (output_format == FIO_OUTPUT_NORMAL) { |
| 1362 | show_disk_util(0, NULL); |
| 1363 | show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL); |
| 1364 | } |
| 1365 | |
| 1366 | free(runstats); |
| 1367 | free(threadstats); |
| 1368 | } |
| 1369 | |
| 1370 | static void *__show_running_run_stats(void *arg) |
| 1371 | { |
| 1372 | struct thread_data *td; |
| 1373 | unsigned long long *rt; |
| 1374 | struct timeval tv; |
| 1375 | int i; |
| 1376 | |
| 1377 | rt = malloc(thread_number * sizeof(unsigned long long)); |
| 1378 | fio_gettime(&tv, NULL); |
| 1379 | |
| 1380 | for_each_td(td, i) { |
| 1381 | rt[i] = mtime_since(&td->start, &tv); |
| 1382 | if (td_read(td) && td->io_bytes[DDIR_READ]) |
| 1383 | td->ts.runtime[DDIR_READ] += rt[i]; |
| 1384 | if (td_write(td) && td->io_bytes[DDIR_WRITE]) |
| 1385 | td->ts.runtime[DDIR_WRITE] += rt[i]; |
| 1386 | if (td_trim(td) && td->io_bytes[DDIR_TRIM]) |
| 1387 | td->ts.runtime[DDIR_TRIM] += rt[i]; |
| 1388 | |
| 1389 | update_rusage_stat(td); |
| 1390 | td->ts.io_bytes[DDIR_READ] = td->io_bytes[DDIR_READ]; |
| 1391 | td->ts.io_bytes[DDIR_WRITE] = td->io_bytes[DDIR_WRITE]; |
| 1392 | td->ts.io_bytes[DDIR_TRIM] = td->io_bytes[DDIR_TRIM]; |
| 1393 | td->ts.total_run_time = mtime_since(&td->epoch, &tv); |
| 1394 | } |
| 1395 | |
| 1396 | show_run_stats(); |
| 1397 | |
| 1398 | for_each_td(td, i) { |
| 1399 | if (td_read(td) && td->io_bytes[DDIR_READ]) |
| 1400 | td->ts.runtime[DDIR_READ] -= rt[i]; |
| 1401 | if (td_write(td) && td->io_bytes[DDIR_WRITE]) |
| 1402 | td->ts.runtime[DDIR_WRITE] -= rt[i]; |
| 1403 | if (td_trim(td) && td->io_bytes[DDIR_TRIM]) |
| 1404 | td->ts.runtime[DDIR_TRIM] -= rt[i]; |
| 1405 | } |
| 1406 | |
| 1407 | free(rt); |
| 1408 | return NULL; |
| 1409 | } |
| 1410 | |
| 1411 | /* |
| 1412 | * Called from signal handler. It _should_ be safe to just run this inline |
| 1413 | * in the sig handler, but we should be disturbing the system less by just |
| 1414 | * creating a thread to do it. |
| 1415 | */ |
| 1416 | void show_running_run_stats(void) |
| 1417 | { |
| 1418 | pthread_t thread; |
| 1419 | |
| 1420 | pthread_create(&thread, NULL, __show_running_run_stats, NULL); |
| 1421 | pthread_detach(thread); |
| 1422 | } |
| 1423 | |
| 1424 | static inline void add_stat_sample(struct io_stat *is, unsigned long data) |
| 1425 | { |
| 1426 | double val = data; |
| 1427 | double delta; |
| 1428 | |
| 1429 | if (data > is->max_val) |
| 1430 | is->max_val = data; |
| 1431 | if (data < is->min_val) |
| 1432 | is->min_val = data; |
| 1433 | |
| 1434 | delta = val - is->mean.u.f; |
| 1435 | if (delta) { |
| 1436 | is->mean.u.f += delta / (is->samples + 1.0); |
| 1437 | is->S.u.f += delta * (val - is->mean.u.f); |
| 1438 | } |
| 1439 | |
| 1440 | is->samples++; |
| 1441 | } |
| 1442 | |
| 1443 | static void __add_log_sample(struct io_log *iolog, unsigned long val, |
| 1444 | enum fio_ddir ddir, unsigned int bs, |
| 1445 | unsigned long t) |
| 1446 | { |
| 1447 | const int nr_samples = iolog->nr_samples; |
| 1448 | |
| 1449 | if (!iolog->nr_samples) |
| 1450 | iolog->avg_last = t; |
| 1451 | |
| 1452 | if (iolog->nr_samples == iolog->max_samples) { |
| 1453 | int new_size = sizeof(struct io_sample) * iolog->max_samples*2; |
| 1454 | |
| 1455 | iolog->log = realloc(iolog->log, new_size); |
| 1456 | iolog->max_samples <<= 1; |
| 1457 | } |
| 1458 | |
| 1459 | iolog->log[nr_samples].val = val; |
| 1460 | iolog->log[nr_samples].time = t; |
| 1461 | iolog->log[nr_samples].ddir = ddir; |
| 1462 | iolog->log[nr_samples].bs = bs; |
| 1463 | iolog->nr_samples++; |
| 1464 | } |
| 1465 | |
| 1466 | static inline void reset_io_stat(struct io_stat *ios) |
| 1467 | { |
| 1468 | ios->max_val = ios->min_val = ios->samples = 0; |
| 1469 | ios->mean.u.f = ios->S.u.f = 0; |
| 1470 | } |
| 1471 | |
| 1472 | static void add_log_sample(struct thread_data *td, struct io_log *iolog, |
| 1473 | unsigned long val, enum fio_ddir ddir, |
| 1474 | unsigned int bs) |
| 1475 | { |
| 1476 | unsigned long elapsed, this_window; |
| 1477 | |
| 1478 | if (!ddir_rw(ddir)) |
| 1479 | return; |
| 1480 | |
| 1481 | elapsed = mtime_since_now(&td->epoch); |
| 1482 | |
| 1483 | /* |
| 1484 | * If no time averaging, just add the log sample. |
| 1485 | */ |
| 1486 | if (!iolog->avg_msec) { |
| 1487 | __add_log_sample(iolog, val, ddir, bs, elapsed); |
| 1488 | return; |
| 1489 | } |
| 1490 | |
| 1491 | /* |
| 1492 | * Add the sample. If the time period has passed, then |
| 1493 | * add that entry to the log and clear. |
| 1494 | */ |
| 1495 | add_stat_sample(&iolog->avg_window[ddir], val); |
| 1496 | |
| 1497 | /* |
| 1498 | * If period hasn't passed, adding the above sample is all we |
| 1499 | * need to do. |
| 1500 | */ |
| 1501 | this_window = elapsed - iolog->avg_last; |
| 1502 | if (this_window < iolog->avg_msec) |
| 1503 | return; |
| 1504 | |
| 1505 | /* |
| 1506 | * Note an entry in the log. Use the mean from the logged samples, |
| 1507 | * making sure to properly round up. Only write a log entry if we |
| 1508 | * had actual samples done. |
| 1509 | */ |
| 1510 | if (iolog->avg_window[DDIR_READ].samples) { |
| 1511 | unsigned long mr; |
| 1512 | |
| 1513 | mr = iolog->avg_window[DDIR_READ].mean.u.f + 0.50; |
| 1514 | __add_log_sample(iolog, mr, DDIR_READ, 0, elapsed); |
| 1515 | } |
| 1516 | if (iolog->avg_window[DDIR_WRITE].samples) { |
| 1517 | unsigned long mw; |
| 1518 | |
| 1519 | mw = iolog->avg_window[DDIR_WRITE].mean.u.f + 0.50; |
| 1520 | __add_log_sample(iolog, mw, DDIR_WRITE, 0, elapsed); |
| 1521 | } |
| 1522 | if (iolog->avg_window[DDIR_TRIM].samples) { |
| 1523 | unsigned long mw; |
| 1524 | |
| 1525 | mw = iolog->avg_window[DDIR_TRIM].mean.u.f + 0.50; |
| 1526 | __add_log_sample(iolog, mw, DDIR_TRIM, 0, elapsed); |
| 1527 | } |
| 1528 | |
| 1529 | |
| 1530 | reset_io_stat(&iolog->avg_window[DDIR_READ]); |
| 1531 | reset_io_stat(&iolog->avg_window[DDIR_WRITE]); |
| 1532 | reset_io_stat(&iolog->avg_window[DDIR_TRIM]); |
| 1533 | iolog->avg_last = elapsed; |
| 1534 | } |
| 1535 | |
| 1536 | void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs) |
| 1537 | { |
| 1538 | struct io_log *iolog; |
| 1539 | |
| 1540 | if (!ddir_rw(ddir)) |
| 1541 | return; |
| 1542 | |
| 1543 | iolog = agg_io_log[ddir]; |
| 1544 | __add_log_sample(iolog, val, ddir, bs, mtime_since_genesis()); |
| 1545 | } |
| 1546 | |
| 1547 | static void add_clat_percentile_sample(struct thread_stat *ts, |
| 1548 | unsigned long usec, enum fio_ddir ddir) |
| 1549 | { |
| 1550 | unsigned int idx = plat_val_to_idx(usec); |
| 1551 | assert(idx < FIO_IO_U_PLAT_NR); |
| 1552 | |
| 1553 | ts->io_u_plat[ddir][idx]++; |
| 1554 | } |
| 1555 | |
| 1556 | void add_clat_sample(struct thread_data *td, enum fio_ddir ddir, |
| 1557 | unsigned long usec, unsigned int bs) |
| 1558 | { |
| 1559 | struct thread_stat *ts = &td->ts; |
| 1560 | |
| 1561 | if (!ddir_rw(ddir)) |
| 1562 | return; |
| 1563 | |
| 1564 | add_stat_sample(&ts->clat_stat[ddir], usec); |
| 1565 | |
| 1566 | if (td->clat_log) |
| 1567 | add_log_sample(td, td->clat_log, usec, ddir, bs); |
| 1568 | |
| 1569 | if (ts->clat_percentiles) |
| 1570 | add_clat_percentile_sample(ts, usec, ddir); |
| 1571 | } |
| 1572 | |
| 1573 | void add_slat_sample(struct thread_data *td, enum fio_ddir ddir, |
| 1574 | unsigned long usec, unsigned int bs) |
| 1575 | { |
| 1576 | struct thread_stat *ts = &td->ts; |
| 1577 | |
| 1578 | if (!ddir_rw(ddir)) |
| 1579 | return; |
| 1580 | |
| 1581 | add_stat_sample(&ts->slat_stat[ddir], usec); |
| 1582 | |
| 1583 | if (td->slat_log) |
| 1584 | add_log_sample(td, td->slat_log, usec, ddir, bs); |
| 1585 | } |
| 1586 | |
| 1587 | void add_lat_sample(struct thread_data *td, enum fio_ddir ddir, |
| 1588 | unsigned long usec, unsigned int bs) |
| 1589 | { |
| 1590 | struct thread_stat *ts = &td->ts; |
| 1591 | |
| 1592 | if (!ddir_rw(ddir)) |
| 1593 | return; |
| 1594 | |
| 1595 | add_stat_sample(&ts->lat_stat[ddir], usec); |
| 1596 | |
| 1597 | if (td->lat_log) |
| 1598 | add_log_sample(td, td->lat_log, usec, ddir, bs); |
| 1599 | } |
| 1600 | |
| 1601 | void add_bw_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs, |
| 1602 | struct timeval *t) |
| 1603 | { |
| 1604 | struct thread_stat *ts = &td->ts; |
| 1605 | unsigned long spent, rate; |
| 1606 | |
| 1607 | if (!ddir_rw(ddir)) |
| 1608 | return; |
| 1609 | |
| 1610 | spent = mtime_since(&td->bw_sample_time, t); |
| 1611 | if (spent < td->o.bw_avg_time) |
| 1612 | return; |
| 1613 | |
| 1614 | /* |
| 1615 | * Compute both read and write rates for the interval. |
| 1616 | */ |
| 1617 | for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) { |
| 1618 | uint64_t delta; |
| 1619 | |
| 1620 | delta = td->this_io_bytes[ddir] - td->stat_io_bytes[ddir]; |
| 1621 | if (!delta) |
| 1622 | continue; /* No entries for interval */ |
| 1623 | |
| 1624 | rate = delta * 1000 / spent / 1024; |
| 1625 | add_stat_sample(&ts->bw_stat[ddir], rate); |
| 1626 | |
| 1627 | if (td->bw_log) |
| 1628 | add_log_sample(td, td->bw_log, rate, ddir, bs); |
| 1629 | |
| 1630 | td->stat_io_bytes[ddir] = td->this_io_bytes[ddir]; |
| 1631 | } |
| 1632 | |
| 1633 | fio_gettime(&td->bw_sample_time, NULL); |
| 1634 | } |
| 1635 | |
| 1636 | void add_iops_sample(struct thread_data *td, enum fio_ddir ddir, |
| 1637 | struct timeval *t) |
| 1638 | { |
| 1639 | struct thread_stat *ts = &td->ts; |
| 1640 | unsigned long spent, iops; |
| 1641 | |
| 1642 | if (!ddir_rw(ddir)) |
| 1643 | return; |
| 1644 | |
| 1645 | spent = mtime_since(&td->iops_sample_time, t); |
| 1646 | if (spent < td->o.iops_avg_time) |
| 1647 | return; |
| 1648 | |
| 1649 | /* |
| 1650 | * Compute both read and write rates for the interval. |
| 1651 | */ |
| 1652 | for (ddir = DDIR_READ; ddir < DDIR_RWDIR_CNT; ddir++) { |
| 1653 | uint64_t delta; |
| 1654 | |
| 1655 | delta = td->this_io_blocks[ddir] - td->stat_io_blocks[ddir]; |
| 1656 | if (!delta) |
| 1657 | continue; /* No entries for interval */ |
| 1658 | |
| 1659 | iops = (delta * 1000) / spent; |
| 1660 | add_stat_sample(&ts->iops_stat[ddir], iops); |
| 1661 | |
| 1662 | if (td->iops_log) |
| 1663 | add_log_sample(td, td->iops_log, iops, ddir, 0); |
| 1664 | |
| 1665 | td->stat_io_blocks[ddir] = td->this_io_blocks[ddir]; |
| 1666 | } |
| 1667 | |
| 1668 | fio_gettime(&td->iops_sample_time, NULL); |
| 1669 | } |