| 1 | #include <stdio.h> |
| 2 | #include <stdlib.h> |
| 3 | #include <unistd.h> |
| 4 | #include <ctype.h> |
| 5 | #include <string.h> |
| 6 | #include <assert.h> |
| 7 | #include <libgen.h> |
| 8 | #include <fcntl.h> |
| 9 | #include <sys/types.h> |
| 10 | #include <sys/stat.h> |
| 11 | |
| 12 | #include "fio.h" |
| 13 | #include "verify.h" |
| 14 | #include "parse.h" |
| 15 | #include "lib/fls.h" |
| 16 | #include "options.h" |
| 17 | |
| 18 | #include "crc/crc32c.h" |
| 19 | |
| 20 | /* |
| 21 | * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that. |
| 22 | */ |
| 23 | static char *get_opt_postfix(const char *str) |
| 24 | { |
| 25 | char *p = strstr(str, ":"); |
| 26 | |
| 27 | if (!p) |
| 28 | return NULL; |
| 29 | |
| 30 | p++; |
| 31 | strip_blank_front(&p); |
| 32 | strip_blank_end(p); |
| 33 | return strdup(p); |
| 34 | } |
| 35 | |
| 36 | static int converthexchartoint(char a) |
| 37 | { |
| 38 | int base; |
| 39 | |
| 40 | switch (a) { |
| 41 | case '0'...'9': |
| 42 | base = '0'; |
| 43 | break; |
| 44 | case 'A'...'F': |
| 45 | base = 'A' - 10; |
| 46 | break; |
| 47 | case 'a'...'f': |
| 48 | base = 'a' - 10; |
| 49 | break; |
| 50 | default: |
| 51 | base = 0; |
| 52 | } |
| 53 | return a - base; |
| 54 | } |
| 55 | |
| 56 | static int bs_cmp(const void *p1, const void *p2) |
| 57 | { |
| 58 | const struct bssplit *bsp1 = p1; |
| 59 | const struct bssplit *bsp2 = p2; |
| 60 | |
| 61 | return bsp1->perc < bsp2->perc; |
| 62 | } |
| 63 | |
| 64 | static int bssplit_ddir(struct thread_options *o, int ddir, char *str) |
| 65 | { |
| 66 | struct bssplit *bssplit; |
| 67 | unsigned int i, perc, perc_missing; |
| 68 | unsigned int max_bs, min_bs; |
| 69 | long long val; |
| 70 | char *fname; |
| 71 | |
| 72 | o->bssplit_nr[ddir] = 4; |
| 73 | bssplit = malloc(4 * sizeof(struct bssplit)); |
| 74 | |
| 75 | i = 0; |
| 76 | max_bs = 0; |
| 77 | min_bs = -1; |
| 78 | while ((fname = strsep(&str, ":")) != NULL) { |
| 79 | char *perc_str; |
| 80 | |
| 81 | if (!strlen(fname)) |
| 82 | break; |
| 83 | |
| 84 | /* |
| 85 | * grow struct buffer, if needed |
| 86 | */ |
| 87 | if (i == o->bssplit_nr[ddir]) { |
| 88 | o->bssplit_nr[ddir] <<= 1; |
| 89 | bssplit = realloc(bssplit, o->bssplit_nr[ddir] |
| 90 | * sizeof(struct bssplit)); |
| 91 | } |
| 92 | |
| 93 | perc_str = strstr(fname, "/"); |
| 94 | if (perc_str) { |
| 95 | *perc_str = '\0'; |
| 96 | perc_str++; |
| 97 | perc = atoi(perc_str); |
| 98 | if (perc > 100) |
| 99 | perc = 100; |
| 100 | else if (!perc) |
| 101 | perc = -1; |
| 102 | } else |
| 103 | perc = -1; |
| 104 | |
| 105 | if (str_to_decimal(fname, &val, 1, o)) { |
| 106 | log_err("fio: bssplit conversion failed\n"); |
| 107 | free(o->bssplit); |
| 108 | return 1; |
| 109 | } |
| 110 | |
| 111 | if (val > max_bs) |
| 112 | max_bs = val; |
| 113 | if (val < min_bs) |
| 114 | min_bs = val; |
| 115 | |
| 116 | bssplit[i].bs = val; |
| 117 | bssplit[i].perc = perc; |
| 118 | i++; |
| 119 | } |
| 120 | |
| 121 | o->bssplit_nr[ddir] = i; |
| 122 | |
| 123 | /* |
| 124 | * Now check if the percentages add up, and how much is missing |
| 125 | */ |
| 126 | perc = perc_missing = 0; |
| 127 | for (i = 0; i < o->bssplit_nr[ddir]; i++) { |
| 128 | struct bssplit *bsp = &bssplit[i]; |
| 129 | |
| 130 | if (bsp->perc == (unsigned char) -1) |
| 131 | perc_missing++; |
| 132 | else |
| 133 | perc += bsp->perc; |
| 134 | } |
| 135 | |
| 136 | if (perc > 100) { |
| 137 | log_err("fio: bssplit percentages add to more than 100%%\n"); |
| 138 | free(bssplit); |
| 139 | return 1; |
| 140 | } |
| 141 | /* |
| 142 | * If values didn't have a percentage set, divide the remains between |
| 143 | * them. |
| 144 | */ |
| 145 | if (perc_missing) { |
| 146 | for (i = 0; i < o->bssplit_nr[ddir]; i++) { |
| 147 | struct bssplit *bsp = &bssplit[i]; |
| 148 | |
| 149 | if (bsp->perc == (unsigned char) -1) |
| 150 | bsp->perc = (100 - perc) / perc_missing; |
| 151 | } |
| 152 | } |
| 153 | |
| 154 | o->min_bs[ddir] = min_bs; |
| 155 | o->max_bs[ddir] = max_bs; |
| 156 | |
| 157 | /* |
| 158 | * now sort based on percentages, for ease of lookup |
| 159 | */ |
| 160 | qsort(bssplit, o->bssplit_nr[ddir], sizeof(struct bssplit), bs_cmp); |
| 161 | o->bssplit[ddir] = bssplit; |
| 162 | return 0; |
| 163 | } |
| 164 | |
| 165 | static int str_bssplit_cb(void *data, const char *input) |
| 166 | { |
| 167 | struct thread_data *td = data; |
| 168 | char *str, *p, *odir, *ddir; |
| 169 | int ret = 0; |
| 170 | |
| 171 | p = str = strdup(input); |
| 172 | |
| 173 | strip_blank_front(&str); |
| 174 | strip_blank_end(str); |
| 175 | |
| 176 | odir = strchr(str, ','); |
| 177 | if (odir) { |
| 178 | ddir = strchr(odir + 1, ','); |
| 179 | if (ddir) { |
| 180 | ret = bssplit_ddir(&td->o, DDIR_TRIM, ddir + 1); |
| 181 | if (!ret) |
| 182 | *ddir = '\0'; |
| 183 | } else { |
| 184 | char *op; |
| 185 | |
| 186 | op = strdup(odir + 1); |
| 187 | ret = bssplit_ddir(&td->o, DDIR_TRIM, op); |
| 188 | |
| 189 | free(op); |
| 190 | } |
| 191 | if (!ret) |
| 192 | ret = bssplit_ddir(&td->o, DDIR_WRITE, odir + 1); |
| 193 | if (!ret) { |
| 194 | *odir = '\0'; |
| 195 | ret = bssplit_ddir(&td->o, DDIR_READ, str); |
| 196 | } |
| 197 | } else { |
| 198 | char *op; |
| 199 | |
| 200 | op = strdup(str); |
| 201 | ret = bssplit_ddir(&td->o, DDIR_WRITE, op); |
| 202 | free(op); |
| 203 | |
| 204 | if (!ret) { |
| 205 | op = strdup(str); |
| 206 | ret = bssplit_ddir(&td->o, DDIR_TRIM, op); |
| 207 | free(op); |
| 208 | } |
| 209 | ret = bssplit_ddir(&td->o, DDIR_READ, str); |
| 210 | } |
| 211 | |
| 212 | free(p); |
| 213 | return ret; |
| 214 | } |
| 215 | |
| 216 | static int str2error(char *str) |
| 217 | { |
| 218 | const char *err[] = { "EPERM", "ENOENT", "ESRCH", "EINTR", "EIO", |
| 219 | "ENXIO", "E2BIG", "ENOEXEC", "EBADF", |
| 220 | "ECHILD", "EAGAIN", "ENOMEM", "EACCES", |
| 221 | "EFAULT", "ENOTBLK", "EBUSY", "EEXIST", |
| 222 | "EXDEV", "ENODEV", "ENOTDIR", "EISDIR", |
| 223 | "EINVAL", "ENFILE", "EMFILE", "ENOTTY", |
| 224 | "ETXTBSY","EFBIG", "ENOSPC", "ESPIPE", |
| 225 | "EROFS","EMLINK", "EPIPE", "EDOM", "ERANGE" }; |
| 226 | int i = 0, num = sizeof(err) / sizeof(void *); |
| 227 | |
| 228 | while (i < num) { |
| 229 | if (!strcmp(err[i], str)) |
| 230 | return i + 1; |
| 231 | i++; |
| 232 | } |
| 233 | return 0; |
| 234 | } |
| 235 | |
| 236 | static int ignore_error_type(struct thread_data *td, int etype, char *str) |
| 237 | { |
| 238 | unsigned int i; |
| 239 | int *error; |
| 240 | char *fname; |
| 241 | |
| 242 | if (etype >= ERROR_TYPE_CNT) { |
| 243 | log_err("Illegal error type\n"); |
| 244 | return 1; |
| 245 | } |
| 246 | |
| 247 | td->o.ignore_error_nr[etype] = 4; |
| 248 | error = malloc(4 * sizeof(struct bssplit)); |
| 249 | |
| 250 | i = 0; |
| 251 | while ((fname = strsep(&str, ":")) != NULL) { |
| 252 | |
| 253 | if (!strlen(fname)) |
| 254 | break; |
| 255 | |
| 256 | /* |
| 257 | * grow struct buffer, if needed |
| 258 | */ |
| 259 | if (i == td->o.ignore_error_nr[etype]) { |
| 260 | td->o.ignore_error_nr[etype] <<= 1; |
| 261 | error = realloc(error, td->o.ignore_error_nr[etype] |
| 262 | * sizeof(int)); |
| 263 | } |
| 264 | if (fname[0] == 'E') { |
| 265 | error[i] = str2error(fname); |
| 266 | } else { |
| 267 | error[i] = atoi(fname); |
| 268 | if (error[i] < 0) |
| 269 | error[i] = error[i]; |
| 270 | } |
| 271 | if (!error[i]) { |
| 272 | log_err("Unknown error %s, please use number value \n", |
| 273 | fname); |
| 274 | return 1; |
| 275 | } |
| 276 | i++; |
| 277 | } |
| 278 | if (i) { |
| 279 | td->o.continue_on_error |= 1 << etype; |
| 280 | td->o.ignore_error_nr[etype] = i; |
| 281 | td->o.ignore_error[etype] = error; |
| 282 | } |
| 283 | return 0; |
| 284 | |
| 285 | } |
| 286 | |
| 287 | static int str_ignore_error_cb(void *data, const char *input) |
| 288 | { |
| 289 | struct thread_data *td = data; |
| 290 | char *str, *p, *n; |
| 291 | int type = 0, ret = 1; |
| 292 | p = str = strdup(input); |
| 293 | |
| 294 | strip_blank_front(&str); |
| 295 | strip_blank_end(str); |
| 296 | |
| 297 | while (p) { |
| 298 | n = strchr(p, ','); |
| 299 | if (n) |
| 300 | *n++ = '\0'; |
| 301 | ret = ignore_error_type(td, type, p); |
| 302 | if (ret) |
| 303 | break; |
| 304 | p = n; |
| 305 | type++; |
| 306 | } |
| 307 | free(str); |
| 308 | return ret; |
| 309 | } |
| 310 | |
| 311 | static int str_rw_cb(void *data, const char *str) |
| 312 | { |
| 313 | struct thread_data *td = data; |
| 314 | struct thread_options *o = &td->o; |
| 315 | char *nr = get_opt_postfix(str); |
| 316 | |
| 317 | o->ddir_seq_nr = 1; |
| 318 | o->ddir_seq_add = 0; |
| 319 | |
| 320 | if (!nr) |
| 321 | return 0; |
| 322 | |
| 323 | if (td_random(td)) |
| 324 | o->ddir_seq_nr = atoi(nr); |
| 325 | else { |
| 326 | long long val; |
| 327 | |
| 328 | if (str_to_decimal(nr, &val, 1, o)) { |
| 329 | log_err("fio: rw postfix parsing failed\n"); |
| 330 | free(nr); |
| 331 | return 1; |
| 332 | } |
| 333 | |
| 334 | o->ddir_seq_add = val; |
| 335 | } |
| 336 | |
| 337 | free(nr); |
| 338 | return 0; |
| 339 | } |
| 340 | |
| 341 | static int str_mem_cb(void *data, const char *mem) |
| 342 | { |
| 343 | struct thread_data *td = data; |
| 344 | |
| 345 | if (td->o.mem_type == MEM_MMAPHUGE || td->o.mem_type == MEM_MMAP) |
| 346 | td->o.mmapfile = get_opt_postfix(mem); |
| 347 | |
| 348 | return 0; |
| 349 | } |
| 350 | |
| 351 | static int fio_clock_source_cb(void *data, const char *str) |
| 352 | { |
| 353 | struct thread_data *td = data; |
| 354 | |
| 355 | fio_clock_source = td->o.clocksource; |
| 356 | fio_clock_source_set = 1; |
| 357 | fio_clock_init(); |
| 358 | return 0; |
| 359 | } |
| 360 | |
| 361 | static int str_rwmix_read_cb(void *data, unsigned long long *val) |
| 362 | { |
| 363 | struct thread_data *td = data; |
| 364 | |
| 365 | td->o.rwmix[DDIR_READ] = *val; |
| 366 | td->o.rwmix[DDIR_WRITE] = 100 - *val; |
| 367 | return 0; |
| 368 | } |
| 369 | |
| 370 | static int str_rwmix_write_cb(void *data, unsigned long long *val) |
| 371 | { |
| 372 | struct thread_data *td = data; |
| 373 | |
| 374 | td->o.rwmix[DDIR_WRITE] = *val; |
| 375 | td->o.rwmix[DDIR_READ] = 100 - *val; |
| 376 | return 0; |
| 377 | } |
| 378 | |
| 379 | static int str_exitall_cb(void) |
| 380 | { |
| 381 | exitall_on_terminate = 1; |
| 382 | return 0; |
| 383 | } |
| 384 | |
| 385 | #ifdef FIO_HAVE_CPU_AFFINITY |
| 386 | static int str_cpumask_cb(void *data, unsigned long long *val) |
| 387 | { |
| 388 | struct thread_data *td = data; |
| 389 | unsigned int i; |
| 390 | long max_cpu; |
| 391 | int ret; |
| 392 | |
| 393 | ret = fio_cpuset_init(&td->o.cpumask); |
| 394 | if (ret < 0) { |
| 395 | log_err("fio: cpuset_init failed\n"); |
| 396 | td_verror(td, ret, "fio_cpuset_init"); |
| 397 | return 1; |
| 398 | } |
| 399 | |
| 400 | max_cpu = cpus_online(); |
| 401 | |
| 402 | for (i = 0; i < sizeof(int) * 8; i++) { |
| 403 | if ((1 << i) & *val) { |
| 404 | if (i > max_cpu) { |
| 405 | log_err("fio: CPU %d too large (max=%ld)\n", i, |
| 406 | max_cpu); |
| 407 | return 1; |
| 408 | } |
| 409 | dprint(FD_PARSE, "set cpu allowed %d\n", i); |
| 410 | fio_cpu_set(&td->o.cpumask, i); |
| 411 | } |
| 412 | } |
| 413 | |
| 414 | td->o.cpumask_set = 1; |
| 415 | return 0; |
| 416 | } |
| 417 | |
| 418 | static int set_cpus_allowed(struct thread_data *td, os_cpu_mask_t *mask, |
| 419 | const char *input) |
| 420 | { |
| 421 | char *cpu, *str, *p; |
| 422 | long max_cpu; |
| 423 | int ret = 0; |
| 424 | |
| 425 | ret = fio_cpuset_init(mask); |
| 426 | if (ret < 0) { |
| 427 | log_err("fio: cpuset_init failed\n"); |
| 428 | td_verror(td, ret, "fio_cpuset_init"); |
| 429 | return 1; |
| 430 | } |
| 431 | |
| 432 | p = str = strdup(input); |
| 433 | |
| 434 | strip_blank_front(&str); |
| 435 | strip_blank_end(str); |
| 436 | |
| 437 | max_cpu = cpus_online(); |
| 438 | |
| 439 | while ((cpu = strsep(&str, ",")) != NULL) { |
| 440 | char *str2, *cpu2; |
| 441 | int icpu, icpu2; |
| 442 | |
| 443 | if (!strlen(cpu)) |
| 444 | break; |
| 445 | |
| 446 | str2 = cpu; |
| 447 | icpu2 = -1; |
| 448 | while ((cpu2 = strsep(&str2, "-")) != NULL) { |
| 449 | if (!strlen(cpu2)) |
| 450 | break; |
| 451 | |
| 452 | icpu2 = atoi(cpu2); |
| 453 | } |
| 454 | |
| 455 | icpu = atoi(cpu); |
| 456 | if (icpu2 == -1) |
| 457 | icpu2 = icpu; |
| 458 | while (icpu <= icpu2) { |
| 459 | if (icpu >= FIO_MAX_CPUS) { |
| 460 | log_err("fio: your OS only supports up to" |
| 461 | " %d CPUs\n", (int) FIO_MAX_CPUS); |
| 462 | ret = 1; |
| 463 | break; |
| 464 | } |
| 465 | if (icpu > max_cpu) { |
| 466 | log_err("fio: CPU %d too large (max=%ld)\n", |
| 467 | icpu, max_cpu); |
| 468 | ret = 1; |
| 469 | break; |
| 470 | } |
| 471 | |
| 472 | dprint(FD_PARSE, "set cpu allowed %d\n", icpu); |
| 473 | fio_cpu_set(mask, icpu); |
| 474 | icpu++; |
| 475 | } |
| 476 | if (ret) |
| 477 | break; |
| 478 | } |
| 479 | |
| 480 | free(p); |
| 481 | if (!ret) |
| 482 | td->o.cpumask_set = 1; |
| 483 | return ret; |
| 484 | } |
| 485 | |
| 486 | static int str_cpus_allowed_cb(void *data, const char *input) |
| 487 | { |
| 488 | struct thread_data *td = data; |
| 489 | int ret; |
| 490 | |
| 491 | ret = set_cpus_allowed(td, &td->o.cpumask, input); |
| 492 | if (!ret) |
| 493 | td->o.cpumask_set = 1; |
| 494 | |
| 495 | return ret; |
| 496 | } |
| 497 | |
| 498 | static int str_verify_cpus_allowed_cb(void *data, const char *input) |
| 499 | { |
| 500 | struct thread_data *td = data; |
| 501 | int ret; |
| 502 | |
| 503 | ret = set_cpus_allowed(td, &td->o.verify_cpumask, input); |
| 504 | if (!ret) |
| 505 | td->o.verify_cpumask_set = 1; |
| 506 | |
| 507 | return ret; |
| 508 | } |
| 509 | #endif |
| 510 | |
| 511 | #ifdef CONFIG_LIBNUMA |
| 512 | static int str_numa_cpunodes_cb(void *data, char *input) |
| 513 | { |
| 514 | struct thread_data *td = data; |
| 515 | |
| 516 | /* numa_parse_nodestring() parses a character string list |
| 517 | * of nodes into a bit mask. The bit mask is allocated by |
| 518 | * numa_allocate_nodemask(), so it should be freed by |
| 519 | * numa_free_nodemask(). |
| 520 | */ |
| 521 | td->o.numa_cpunodesmask = numa_parse_nodestring(input); |
| 522 | if (td->o.numa_cpunodesmask == NULL) { |
| 523 | log_err("fio: numa_parse_nodestring failed\n"); |
| 524 | td_verror(td, 1, "str_numa_cpunodes_cb"); |
| 525 | return 1; |
| 526 | } |
| 527 | |
| 528 | td->o.numa_cpumask_set = 1; |
| 529 | return 0; |
| 530 | } |
| 531 | |
| 532 | static int str_numa_mpol_cb(void *data, char *input) |
| 533 | { |
| 534 | struct thread_data *td = data; |
| 535 | const char * const policy_types[] = |
| 536 | { "default", "prefer", "bind", "interleave", "local" }; |
| 537 | int i; |
| 538 | |
| 539 | char *nodelist = strchr(input, ':'); |
| 540 | if (nodelist) { |
| 541 | /* NUL-terminate mode */ |
| 542 | *nodelist++ = '\0'; |
| 543 | } |
| 544 | |
| 545 | for (i = 0; i <= MPOL_LOCAL; i++) { |
| 546 | if (!strcmp(input, policy_types[i])) { |
| 547 | td->o.numa_mem_mode = i; |
| 548 | break; |
| 549 | } |
| 550 | } |
| 551 | if (i > MPOL_LOCAL) { |
| 552 | log_err("fio: memory policy should be: default, prefer, bind, interleave, local\n"); |
| 553 | goto out; |
| 554 | } |
| 555 | |
| 556 | switch (td->o.numa_mem_mode) { |
| 557 | case MPOL_PREFERRED: |
| 558 | /* |
| 559 | * Insist on a nodelist of one node only |
| 560 | */ |
| 561 | if (nodelist) { |
| 562 | char *rest = nodelist; |
| 563 | while (isdigit(*rest)) |
| 564 | rest++; |
| 565 | if (*rest) { |
| 566 | log_err("fio: one node only for \'prefer\'\n"); |
| 567 | goto out; |
| 568 | } |
| 569 | } else { |
| 570 | log_err("fio: one node is needed for \'prefer\'\n"); |
| 571 | goto out; |
| 572 | } |
| 573 | break; |
| 574 | case MPOL_INTERLEAVE: |
| 575 | /* |
| 576 | * Default to online nodes with memory if no nodelist |
| 577 | */ |
| 578 | if (!nodelist) |
| 579 | nodelist = strdup("all"); |
| 580 | break; |
| 581 | case MPOL_LOCAL: |
| 582 | case MPOL_DEFAULT: |
| 583 | /* |
| 584 | * Don't allow a nodelist |
| 585 | */ |
| 586 | if (nodelist) { |
| 587 | log_err("fio: NO nodelist for \'local\'\n"); |
| 588 | goto out; |
| 589 | } |
| 590 | break; |
| 591 | case MPOL_BIND: |
| 592 | /* |
| 593 | * Insist on a nodelist |
| 594 | */ |
| 595 | if (!nodelist) { |
| 596 | log_err("fio: a nodelist is needed for \'bind\'\n"); |
| 597 | goto out; |
| 598 | } |
| 599 | break; |
| 600 | } |
| 601 | |
| 602 | |
| 603 | /* numa_parse_nodestring() parses a character string list |
| 604 | * of nodes into a bit mask. The bit mask is allocated by |
| 605 | * numa_allocate_nodemask(), so it should be freed by |
| 606 | * numa_free_nodemask(). |
| 607 | */ |
| 608 | switch (td->o.numa_mem_mode) { |
| 609 | case MPOL_PREFERRED: |
| 610 | td->o.numa_mem_prefer_node = atoi(nodelist); |
| 611 | break; |
| 612 | case MPOL_INTERLEAVE: |
| 613 | case MPOL_BIND: |
| 614 | td->o.numa_memnodesmask = numa_parse_nodestring(nodelist); |
| 615 | if (td->o.numa_memnodesmask == NULL) { |
| 616 | log_err("fio: numa_parse_nodestring failed\n"); |
| 617 | td_verror(td, 1, "str_numa_memnodes_cb"); |
| 618 | return 1; |
| 619 | } |
| 620 | break; |
| 621 | case MPOL_LOCAL: |
| 622 | case MPOL_DEFAULT: |
| 623 | default: |
| 624 | break; |
| 625 | } |
| 626 | |
| 627 | td->o.numa_memmask_set = 1; |
| 628 | return 0; |
| 629 | |
| 630 | out: |
| 631 | return 1; |
| 632 | } |
| 633 | #endif |
| 634 | |
| 635 | static int str_fst_cb(void *data, const char *str) |
| 636 | { |
| 637 | struct thread_data *td = data; |
| 638 | char *nr = get_opt_postfix(str); |
| 639 | |
| 640 | td->file_service_nr = 1; |
| 641 | if (nr) { |
| 642 | td->file_service_nr = atoi(nr); |
| 643 | free(nr); |
| 644 | } |
| 645 | |
| 646 | return 0; |
| 647 | } |
| 648 | |
| 649 | #ifdef CONFIG_SYNC_FILE_RANGE |
| 650 | static int str_sfr_cb(void *data, const char *str) |
| 651 | { |
| 652 | struct thread_data *td = data; |
| 653 | char *nr = get_opt_postfix(str); |
| 654 | |
| 655 | td->sync_file_range_nr = 1; |
| 656 | if (nr) { |
| 657 | td->sync_file_range_nr = atoi(nr); |
| 658 | free(nr); |
| 659 | } |
| 660 | |
| 661 | return 0; |
| 662 | } |
| 663 | #endif |
| 664 | |
| 665 | static int str_random_distribution_cb(void *data, const char *str) |
| 666 | { |
| 667 | struct thread_data *td = data; |
| 668 | double val; |
| 669 | char *nr; |
| 670 | |
| 671 | if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) |
| 672 | val = 1.1; |
| 673 | else if (td->o.random_distribution == FIO_RAND_DIST_PARETO) |
| 674 | val = 0.2; |
| 675 | else |
| 676 | return 0; |
| 677 | |
| 678 | nr = get_opt_postfix(str); |
| 679 | if (nr && !str_to_float(nr, &val)) { |
| 680 | log_err("fio: random postfix parsing failed\n"); |
| 681 | free(nr); |
| 682 | return 1; |
| 683 | } |
| 684 | |
| 685 | free(nr); |
| 686 | |
| 687 | if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) { |
| 688 | if (val == 1.00) { |
| 689 | log_err("fio: zipf theta must different than 1.0\n"); |
| 690 | return 1; |
| 691 | } |
| 692 | td->o.zipf_theta.u.f = val; |
| 693 | } else { |
| 694 | if (val <= 0.00 || val >= 1.00) { |
| 695 | log_err("fio: pareto input out of range (0 < input < 1.0)\n"); |
| 696 | return 1; |
| 697 | } |
| 698 | td->o.pareto_h.u.f = val; |
| 699 | } |
| 700 | |
| 701 | return 0; |
| 702 | } |
| 703 | |
| 704 | /* |
| 705 | * Return next file in the string. Files are separated with ':'. If the ':' |
| 706 | * is escaped with a '\', then that ':' is part of the filename and does not |
| 707 | * indicate a new file. |
| 708 | */ |
| 709 | static char *get_next_file_name(char **ptr) |
| 710 | { |
| 711 | char *str = *ptr; |
| 712 | char *p, *start; |
| 713 | |
| 714 | if (!str || !strlen(str)) |
| 715 | return NULL; |
| 716 | |
| 717 | start = str; |
| 718 | do { |
| 719 | /* |
| 720 | * No colon, we are done |
| 721 | */ |
| 722 | p = strchr(str, ':'); |
| 723 | if (!p) { |
| 724 | *ptr = NULL; |
| 725 | break; |
| 726 | } |
| 727 | |
| 728 | /* |
| 729 | * We got a colon, but it's the first character. Skip and |
| 730 | * continue |
| 731 | */ |
| 732 | if (p == start) { |
| 733 | str = ++start; |
| 734 | continue; |
| 735 | } |
| 736 | |
| 737 | if (*(p - 1) != '\\') { |
| 738 | *p = '\0'; |
| 739 | *ptr = p + 1; |
| 740 | break; |
| 741 | } |
| 742 | |
| 743 | memmove(p - 1, p, strlen(p) + 1); |
| 744 | str = p; |
| 745 | } while (1); |
| 746 | |
| 747 | return start; |
| 748 | } |
| 749 | |
| 750 | static int str_filename_cb(void *data, const char *input) |
| 751 | { |
| 752 | struct thread_data *td = data; |
| 753 | char *fname, *str, *p; |
| 754 | |
| 755 | p = str = strdup(input); |
| 756 | |
| 757 | strip_blank_front(&str); |
| 758 | strip_blank_end(str); |
| 759 | |
| 760 | if (!td->files_index) |
| 761 | td->o.nr_files = 0; |
| 762 | |
| 763 | while ((fname = get_next_file_name(&str)) != NULL) { |
| 764 | if (!strlen(fname)) |
| 765 | break; |
| 766 | add_file(td, fname); |
| 767 | td->o.nr_files++; |
| 768 | } |
| 769 | |
| 770 | free(p); |
| 771 | return 0; |
| 772 | } |
| 773 | |
| 774 | static int str_directory_cb(void *data, const char fio_unused *str) |
| 775 | { |
| 776 | struct thread_data *td = data; |
| 777 | struct stat sb; |
| 778 | |
| 779 | if (lstat(td->o.directory, &sb) < 0) { |
| 780 | int ret = errno; |
| 781 | |
| 782 | log_err("fio: %s is not a directory\n", td->o.directory); |
| 783 | td_verror(td, ret, "lstat"); |
| 784 | return 1; |
| 785 | } |
| 786 | if (!S_ISDIR(sb.st_mode)) { |
| 787 | log_err("fio: %s is not a directory\n", td->o.directory); |
| 788 | return 1; |
| 789 | } |
| 790 | |
| 791 | return 0; |
| 792 | } |
| 793 | |
| 794 | static int str_opendir_cb(void *data, const char fio_unused *str) |
| 795 | { |
| 796 | struct thread_data *td = data; |
| 797 | |
| 798 | if (!td->files_index) |
| 799 | td->o.nr_files = 0; |
| 800 | |
| 801 | return add_dir_files(td, td->o.opendir); |
| 802 | } |
| 803 | |
| 804 | static int str_verify_pattern_cb(void *data, const char *input) |
| 805 | { |
| 806 | struct thread_data *td = data; |
| 807 | long off; |
| 808 | int i = 0, j = 0, len, k, base = 10; |
| 809 | char *loc1, *loc2; |
| 810 | |
| 811 | loc1 = strstr(input, "0x"); |
| 812 | loc2 = strstr(input, "0X"); |
| 813 | if (loc1 || loc2) |
| 814 | base = 16; |
| 815 | off = strtol(input, NULL, base); |
| 816 | if (off != LONG_MAX || errno != ERANGE) { |
| 817 | while (off) { |
| 818 | td->o.verify_pattern[i] = off & 0xff; |
| 819 | off >>= 8; |
| 820 | i++; |
| 821 | } |
| 822 | } else { |
| 823 | len = strlen(input); |
| 824 | k = len - 1; |
| 825 | if (base == 16) { |
| 826 | if (loc1) |
| 827 | j = loc1 - input + 2; |
| 828 | else |
| 829 | j = loc2 - input + 2; |
| 830 | } else |
| 831 | return 1; |
| 832 | if (len - j < MAX_PATTERN_SIZE * 2) { |
| 833 | while (k >= j) { |
| 834 | off = converthexchartoint(input[k--]); |
| 835 | if (k >= j) |
| 836 | off += (converthexchartoint(input[k--]) |
| 837 | * 16); |
| 838 | td->o.verify_pattern[i++] = (char) off; |
| 839 | } |
| 840 | } |
| 841 | } |
| 842 | |
| 843 | /* |
| 844 | * Fill the pattern all the way to the end. This greatly reduces |
| 845 | * the number of memcpy's we have to do when verifying the IO. |
| 846 | */ |
| 847 | while (i > 1 && i * 2 <= MAX_PATTERN_SIZE) { |
| 848 | memcpy(&td->o.verify_pattern[i], &td->o.verify_pattern[0], i); |
| 849 | i *= 2; |
| 850 | } |
| 851 | if (i == 1) { |
| 852 | /* |
| 853 | * The code in verify_io_u_pattern assumes a single byte pattern |
| 854 | * fills the whole verify pattern buffer. |
| 855 | */ |
| 856 | memset(td->o.verify_pattern, td->o.verify_pattern[0], |
| 857 | MAX_PATTERN_SIZE); |
| 858 | } |
| 859 | |
| 860 | td->o.verify_pattern_bytes = i; |
| 861 | |
| 862 | /* |
| 863 | * VERIFY_META could already be set |
| 864 | */ |
| 865 | if (td->o.verify == VERIFY_NONE) |
| 866 | td->o.verify = VERIFY_PATTERN; |
| 867 | |
| 868 | return 0; |
| 869 | } |
| 870 | |
| 871 | static int str_gtod_reduce_cb(void *data, int *il) |
| 872 | { |
| 873 | struct thread_data *td = data; |
| 874 | int val = *il; |
| 875 | |
| 876 | td->o.disable_lat = !!val; |
| 877 | td->o.disable_clat = !!val; |
| 878 | td->o.disable_slat = !!val; |
| 879 | td->o.disable_bw = !!val; |
| 880 | td->o.clat_percentiles = !val; |
| 881 | if (val) |
| 882 | td->tv_cache_mask = 63; |
| 883 | |
| 884 | return 0; |
| 885 | } |
| 886 | |
| 887 | static int str_gtod_cpu_cb(void *data, long long *il) |
| 888 | { |
| 889 | struct thread_data *td = data; |
| 890 | int val = *il; |
| 891 | |
| 892 | td->o.gtod_cpu = val; |
| 893 | td->o.gtod_offload = 1; |
| 894 | return 0; |
| 895 | } |
| 896 | |
| 897 | static int str_size_cb(void *data, unsigned long long *__val) |
| 898 | { |
| 899 | struct thread_data *td = data; |
| 900 | unsigned long long v = *__val; |
| 901 | |
| 902 | if (parse_is_percent(v)) { |
| 903 | td->o.size = 0; |
| 904 | td->o.size_percent = -1ULL - v; |
| 905 | } else |
| 906 | td->o.size = v; |
| 907 | |
| 908 | return 0; |
| 909 | } |
| 910 | |
| 911 | static int rw_verify(struct fio_option *o, void *data) |
| 912 | { |
| 913 | struct thread_data *td = data; |
| 914 | |
| 915 | if (read_only && td_write(td)) { |
| 916 | log_err("fio: job <%s> has write bit set, but fio is in" |
| 917 | " read-only mode\n", td->o.name); |
| 918 | return 1; |
| 919 | } |
| 920 | |
| 921 | return 0; |
| 922 | } |
| 923 | |
| 924 | static int gtod_cpu_verify(struct fio_option *o, void *data) |
| 925 | { |
| 926 | #ifndef FIO_HAVE_CPU_AFFINITY |
| 927 | struct thread_data *td = data; |
| 928 | |
| 929 | if (td->o.gtod_cpu) { |
| 930 | log_err("fio: platform must support CPU affinity for" |
| 931 | "gettimeofday() offloading\n"); |
| 932 | return 1; |
| 933 | } |
| 934 | #endif |
| 935 | |
| 936 | return 0; |
| 937 | } |
| 938 | |
| 939 | /* |
| 940 | * Option grouping |
| 941 | */ |
| 942 | static struct opt_group fio_opt_groups[] = { |
| 943 | { |
| 944 | .name = "General", |
| 945 | .mask = FIO_OPT_C_GENERAL, |
| 946 | }, |
| 947 | { |
| 948 | .name = "I/O", |
| 949 | .mask = FIO_OPT_C_IO, |
| 950 | }, |
| 951 | { |
| 952 | .name = "File", |
| 953 | .mask = FIO_OPT_C_FILE, |
| 954 | }, |
| 955 | { |
| 956 | .name = "Statistics", |
| 957 | .mask = FIO_OPT_C_STAT, |
| 958 | }, |
| 959 | { |
| 960 | .name = "Logging", |
| 961 | .mask = FIO_OPT_C_LOG, |
| 962 | }, |
| 963 | { |
| 964 | .name = "Profiles", |
| 965 | .mask = FIO_OPT_C_PROFILE, |
| 966 | }, |
| 967 | { |
| 968 | .name = NULL, |
| 969 | }, |
| 970 | }; |
| 971 | |
| 972 | static struct opt_group *__opt_group_from_mask(struct opt_group *ogs, unsigned int *mask, |
| 973 | unsigned int inv_mask) |
| 974 | { |
| 975 | struct opt_group *og; |
| 976 | int i; |
| 977 | |
| 978 | if (*mask == inv_mask || !*mask) |
| 979 | return NULL; |
| 980 | |
| 981 | for (i = 0; ogs[i].name; i++) { |
| 982 | og = &ogs[i]; |
| 983 | |
| 984 | if (*mask & og->mask) { |
| 985 | *mask &= ~(og->mask); |
| 986 | return og; |
| 987 | } |
| 988 | } |
| 989 | |
| 990 | return NULL; |
| 991 | } |
| 992 | |
| 993 | struct opt_group *opt_group_from_mask(unsigned int *mask) |
| 994 | { |
| 995 | return __opt_group_from_mask(fio_opt_groups, mask, FIO_OPT_C_INVALID); |
| 996 | } |
| 997 | |
| 998 | static struct opt_group fio_opt_cat_groups[] = { |
| 999 | { |
| 1000 | .name = "Rate", |
| 1001 | .mask = FIO_OPT_G_RATE, |
| 1002 | }, |
| 1003 | { |
| 1004 | .name = "Zone", |
| 1005 | .mask = FIO_OPT_G_ZONE, |
| 1006 | }, |
| 1007 | { |
| 1008 | .name = "Read/write mix", |
| 1009 | .mask = FIO_OPT_G_RWMIX, |
| 1010 | }, |
| 1011 | { |
| 1012 | .name = "Verify", |
| 1013 | .mask = FIO_OPT_G_VERIFY, |
| 1014 | }, |
| 1015 | { |
| 1016 | .name = "Trim", |
| 1017 | .mask = FIO_OPT_G_TRIM, |
| 1018 | }, |
| 1019 | { |
| 1020 | .name = "I/O Logging", |
| 1021 | .mask = FIO_OPT_G_IOLOG, |
| 1022 | }, |
| 1023 | { |
| 1024 | .name = "I/O Depth", |
| 1025 | .mask = FIO_OPT_G_IO_DEPTH, |
| 1026 | }, |
| 1027 | { |
| 1028 | .name = "I/O Flow", |
| 1029 | .mask = FIO_OPT_G_IO_FLOW, |
| 1030 | }, |
| 1031 | { |
| 1032 | .name = "Description", |
| 1033 | .mask = FIO_OPT_G_DESC, |
| 1034 | }, |
| 1035 | { |
| 1036 | .name = "Filename", |
| 1037 | .mask = FIO_OPT_G_FILENAME, |
| 1038 | }, |
| 1039 | { |
| 1040 | .name = "General I/O", |
| 1041 | .mask = FIO_OPT_G_IO_BASIC, |
| 1042 | }, |
| 1043 | { |
| 1044 | .name = "Cgroups", |
| 1045 | .mask = FIO_OPT_G_CGROUP, |
| 1046 | }, |
| 1047 | { |
| 1048 | .name = "Runtime", |
| 1049 | .mask = FIO_OPT_G_RUNTIME, |
| 1050 | }, |
| 1051 | { |
| 1052 | .name = "Process", |
| 1053 | .mask = FIO_OPT_G_PROCESS, |
| 1054 | }, |
| 1055 | { |
| 1056 | .name = "Job credentials / priority", |
| 1057 | .mask = FIO_OPT_G_CRED, |
| 1058 | }, |
| 1059 | { |
| 1060 | .name = "Clock settings", |
| 1061 | .mask = FIO_OPT_G_CLOCK, |
| 1062 | }, |
| 1063 | { |
| 1064 | .name = "I/O Type", |
| 1065 | .mask = FIO_OPT_G_IO_TYPE, |
| 1066 | }, |
| 1067 | { |
| 1068 | .name = "I/O Thinktime", |
| 1069 | .mask = FIO_OPT_G_THINKTIME, |
| 1070 | }, |
| 1071 | { |
| 1072 | .name = "Randomizations", |
| 1073 | .mask = FIO_OPT_G_RANDOM, |
| 1074 | }, |
| 1075 | { |
| 1076 | .name = "I/O buffers", |
| 1077 | .mask = FIO_OPT_G_IO_BUF, |
| 1078 | }, |
| 1079 | { |
| 1080 | .name = "Tiobench profile", |
| 1081 | .mask = FIO_OPT_G_TIOBENCH, |
| 1082 | }, |
| 1083 | |
| 1084 | { |
| 1085 | .name = NULL, |
| 1086 | } |
| 1087 | }; |
| 1088 | |
| 1089 | struct opt_group *opt_group_cat_from_mask(unsigned int *mask) |
| 1090 | { |
| 1091 | return __opt_group_from_mask(fio_opt_cat_groups, mask, FIO_OPT_G_INVALID); |
| 1092 | } |
| 1093 | |
| 1094 | /* |
| 1095 | * Map of job/command line options |
| 1096 | */ |
| 1097 | struct fio_option fio_options[FIO_MAX_OPTS] = { |
| 1098 | { |
| 1099 | .name = "description", |
| 1100 | .lname = "Description of job", |
| 1101 | .type = FIO_OPT_STR_STORE, |
| 1102 | .off1 = td_var_offset(description), |
| 1103 | .help = "Text job description", |
| 1104 | .category = FIO_OPT_C_GENERAL, |
| 1105 | .group = FIO_OPT_G_DESC, |
| 1106 | }, |
| 1107 | { |
| 1108 | .name = "name", |
| 1109 | .lname = "Job name", |
| 1110 | .type = FIO_OPT_STR_STORE, |
| 1111 | .off1 = td_var_offset(name), |
| 1112 | .help = "Name of this job", |
| 1113 | .category = FIO_OPT_C_GENERAL, |
| 1114 | .group = FIO_OPT_G_DESC, |
| 1115 | }, |
| 1116 | { |
| 1117 | .name = "filename", |
| 1118 | .lname = "Filename(s)", |
| 1119 | .type = FIO_OPT_STR_STORE, |
| 1120 | .off1 = td_var_offset(filename), |
| 1121 | .cb = str_filename_cb, |
| 1122 | .prio = -1, /* must come after "directory" */ |
| 1123 | .help = "File(s) to use for the workload", |
| 1124 | .category = FIO_OPT_C_FILE, |
| 1125 | .group = FIO_OPT_G_FILENAME, |
| 1126 | }, |
| 1127 | { |
| 1128 | .name = "directory", |
| 1129 | .lname = "Directory", |
| 1130 | .type = FIO_OPT_STR_STORE, |
| 1131 | .off1 = td_var_offset(directory), |
| 1132 | .cb = str_directory_cb, |
| 1133 | .help = "Directory to store files in", |
| 1134 | .category = FIO_OPT_C_FILE, |
| 1135 | .group = FIO_OPT_G_FILENAME, |
| 1136 | }, |
| 1137 | { |
| 1138 | .name = "filename_format", |
| 1139 | .type = FIO_OPT_STR_STORE, |
| 1140 | .off1 = td_var_offset(filename_format), |
| 1141 | .prio = -1, /* must come after "directory" */ |
| 1142 | .help = "Override default $jobname.$jobnum.$filenum naming", |
| 1143 | .def = "$jobname.$jobnum.$filenum", |
| 1144 | .category = FIO_OPT_C_FILE, |
| 1145 | .group = FIO_OPT_G_FILENAME, |
| 1146 | }, |
| 1147 | { |
| 1148 | .name = "lockfile", |
| 1149 | .lname = "Lockfile", |
| 1150 | .type = FIO_OPT_STR, |
| 1151 | .off1 = td_var_offset(file_lock_mode), |
| 1152 | .help = "Lock file when doing IO to it", |
| 1153 | .parent = "filename", |
| 1154 | .hide = 0, |
| 1155 | .def = "none", |
| 1156 | .category = FIO_OPT_C_FILE, |
| 1157 | .group = FIO_OPT_G_FILENAME, |
| 1158 | .posval = { |
| 1159 | { .ival = "none", |
| 1160 | .oval = FILE_LOCK_NONE, |
| 1161 | .help = "No file locking", |
| 1162 | }, |
| 1163 | { .ival = "exclusive", |
| 1164 | .oval = FILE_LOCK_EXCLUSIVE, |
| 1165 | .help = "Exclusive file lock", |
| 1166 | }, |
| 1167 | { |
| 1168 | .ival = "readwrite", |
| 1169 | .oval = FILE_LOCK_READWRITE, |
| 1170 | .help = "Read vs write lock", |
| 1171 | }, |
| 1172 | }, |
| 1173 | }, |
| 1174 | { |
| 1175 | .name = "opendir", |
| 1176 | .lname = "Open directory", |
| 1177 | .type = FIO_OPT_STR_STORE, |
| 1178 | .off1 = td_var_offset(opendir), |
| 1179 | .cb = str_opendir_cb, |
| 1180 | .help = "Recursively add files from this directory and down", |
| 1181 | .category = FIO_OPT_C_FILE, |
| 1182 | .group = FIO_OPT_G_FILENAME, |
| 1183 | }, |
| 1184 | { |
| 1185 | .name = "rw", |
| 1186 | .lname = "Read/write", |
| 1187 | .alias = "readwrite", |
| 1188 | .type = FIO_OPT_STR, |
| 1189 | .cb = str_rw_cb, |
| 1190 | .off1 = td_var_offset(td_ddir), |
| 1191 | .help = "IO direction", |
| 1192 | .def = "read", |
| 1193 | .verify = rw_verify, |
| 1194 | .category = FIO_OPT_C_IO, |
| 1195 | .group = FIO_OPT_G_IO_BASIC, |
| 1196 | .posval = { |
| 1197 | { .ival = "read", |
| 1198 | .oval = TD_DDIR_READ, |
| 1199 | .help = "Sequential read", |
| 1200 | }, |
| 1201 | { .ival = "write", |
| 1202 | .oval = TD_DDIR_WRITE, |
| 1203 | .help = "Sequential write", |
| 1204 | }, |
| 1205 | { .ival = "trim", |
| 1206 | .oval = TD_DDIR_TRIM, |
| 1207 | .help = "Sequential trim", |
| 1208 | }, |
| 1209 | { .ival = "randread", |
| 1210 | .oval = TD_DDIR_RANDREAD, |
| 1211 | .help = "Random read", |
| 1212 | }, |
| 1213 | { .ival = "randwrite", |
| 1214 | .oval = TD_DDIR_RANDWRITE, |
| 1215 | .help = "Random write", |
| 1216 | }, |
| 1217 | { .ival = "randtrim", |
| 1218 | .oval = TD_DDIR_RANDTRIM, |
| 1219 | .help = "Random trim", |
| 1220 | }, |
| 1221 | { .ival = "rw", |
| 1222 | .oval = TD_DDIR_RW, |
| 1223 | .help = "Sequential read and write mix", |
| 1224 | }, |
| 1225 | { .ival = "readwrite", |
| 1226 | .oval = TD_DDIR_RW, |
| 1227 | .help = "Sequential read and write mix", |
| 1228 | }, |
| 1229 | { .ival = "randrw", |
| 1230 | .oval = TD_DDIR_RANDRW, |
| 1231 | .help = "Random read and write mix" |
| 1232 | }, |
| 1233 | }, |
| 1234 | }, |
| 1235 | { |
| 1236 | .name = "rw_sequencer", |
| 1237 | .lname = "RW Sequencer", |
| 1238 | .type = FIO_OPT_STR, |
| 1239 | .off1 = td_var_offset(rw_seq), |
| 1240 | .help = "IO offset generator modifier", |
| 1241 | .def = "sequential", |
| 1242 | .category = FIO_OPT_C_IO, |
| 1243 | .group = FIO_OPT_G_IO_BASIC, |
| 1244 | .posval = { |
| 1245 | { .ival = "sequential", |
| 1246 | .oval = RW_SEQ_SEQ, |
| 1247 | .help = "Generate sequential offsets", |
| 1248 | }, |
| 1249 | { .ival = "identical", |
| 1250 | .oval = RW_SEQ_IDENT, |
| 1251 | .help = "Generate identical offsets", |
| 1252 | }, |
| 1253 | }, |
| 1254 | }, |
| 1255 | |
| 1256 | { |
| 1257 | .name = "ioengine", |
| 1258 | .lname = "IO Engine", |
| 1259 | .type = FIO_OPT_STR_STORE, |
| 1260 | .off1 = td_var_offset(ioengine), |
| 1261 | .help = "IO engine to use", |
| 1262 | .def = FIO_PREFERRED_ENGINE, |
| 1263 | .category = FIO_OPT_C_IO, |
| 1264 | .group = FIO_OPT_G_IO_BASIC, |
| 1265 | .posval = { |
| 1266 | { .ival = "sync", |
| 1267 | .help = "Use read/write", |
| 1268 | }, |
| 1269 | { .ival = "psync", |
| 1270 | .help = "Use pread/pwrite", |
| 1271 | }, |
| 1272 | { .ival = "vsync", |
| 1273 | .help = "Use readv/writev", |
| 1274 | }, |
| 1275 | #ifdef CONFIG_LIBAIO |
| 1276 | { .ival = "libaio", |
| 1277 | .help = "Linux native asynchronous IO", |
| 1278 | }, |
| 1279 | #endif |
| 1280 | #ifdef CONFIG_POSIXAIO |
| 1281 | { .ival = "posixaio", |
| 1282 | .help = "POSIX asynchronous IO", |
| 1283 | }, |
| 1284 | #endif |
| 1285 | #ifdef CONFIG_SOLARISAIO |
| 1286 | { .ival = "solarisaio", |
| 1287 | .help = "Solaris native asynchronous IO", |
| 1288 | }, |
| 1289 | #endif |
| 1290 | #ifdef CONFIG_WINDOWSAIO |
| 1291 | { .ival = "windowsaio", |
| 1292 | .help = "Windows native asynchronous IO" |
| 1293 | }, |
| 1294 | #endif |
| 1295 | { .ival = "mmap", |
| 1296 | .help = "Memory mapped IO" |
| 1297 | }, |
| 1298 | #ifdef CONFIG_LINUX_SPLICE |
| 1299 | { .ival = "splice", |
| 1300 | .help = "splice/vmsplice based IO", |
| 1301 | }, |
| 1302 | { .ival = "netsplice", |
| 1303 | .help = "splice/vmsplice to/from the network", |
| 1304 | }, |
| 1305 | #endif |
| 1306 | #ifdef FIO_HAVE_SGIO |
| 1307 | { .ival = "sg", |
| 1308 | .help = "SCSI generic v3 IO", |
| 1309 | }, |
| 1310 | #endif |
| 1311 | { .ival = "null", |
| 1312 | .help = "Testing engine (no data transfer)", |
| 1313 | }, |
| 1314 | { .ival = "net", |
| 1315 | .help = "Network IO", |
| 1316 | }, |
| 1317 | { .ival = "cpuio", |
| 1318 | .help = "CPU cycle burner engine", |
| 1319 | }, |
| 1320 | #ifdef CONFIG_GUASI |
| 1321 | { .ival = "guasi", |
| 1322 | .help = "GUASI IO engine", |
| 1323 | }, |
| 1324 | #endif |
| 1325 | #ifdef FIO_HAVE_BINJECT |
| 1326 | { .ival = "binject", |
| 1327 | .help = "binject direct inject block engine", |
| 1328 | }, |
| 1329 | #endif |
| 1330 | #ifdef CONFIG_RDMA |
| 1331 | { .ival = "rdma", |
| 1332 | .help = "RDMA IO engine", |
| 1333 | }, |
| 1334 | #endif |
| 1335 | #ifdef CONFIG_FUSION_AW |
| 1336 | { .ival = "fusion-aw-sync", |
| 1337 | .help = "Fusion-io atomic write engine", |
| 1338 | }, |
| 1339 | #endif |
| 1340 | #ifdef CONFIG_LINUX_EXT4_MOVE_EXTENT |
| 1341 | { .ival = "e4defrag", |
| 1342 | .help = "ext4 defrag engine", |
| 1343 | }, |
| 1344 | #endif |
| 1345 | #ifdef CONFIG_LINUX_FALLOCATE |
| 1346 | { .ival = "falloc", |
| 1347 | .help = "fallocate() file based engine", |
| 1348 | }, |
| 1349 | #endif |
| 1350 | { .ival = "external", |
| 1351 | .help = "Load external engine (append name)", |
| 1352 | }, |
| 1353 | }, |
| 1354 | }, |
| 1355 | { |
| 1356 | .name = "iodepth", |
| 1357 | .lname = "IO Depth", |
| 1358 | .type = FIO_OPT_INT, |
| 1359 | .off1 = td_var_offset(iodepth), |
| 1360 | .help = "Number of IO buffers to keep in flight", |
| 1361 | .minval = 1, |
| 1362 | .interval = 1, |
| 1363 | .def = "1", |
| 1364 | .category = FIO_OPT_C_IO, |
| 1365 | .group = FIO_OPT_G_IO_BASIC, |
| 1366 | }, |
| 1367 | { |
| 1368 | .name = "iodepth_batch", |
| 1369 | .lname = "IO Depth batch", |
| 1370 | .alias = "iodepth_batch_submit", |
| 1371 | .type = FIO_OPT_INT, |
| 1372 | .off1 = td_var_offset(iodepth_batch), |
| 1373 | .help = "Number of IO buffers to submit in one go", |
| 1374 | .parent = "iodepth", |
| 1375 | .hide = 1, |
| 1376 | .minval = 1, |
| 1377 | .interval = 1, |
| 1378 | .def = "1", |
| 1379 | .category = FIO_OPT_C_IO, |
| 1380 | .group = FIO_OPT_G_IO_BASIC, |
| 1381 | }, |
| 1382 | { |
| 1383 | .name = "iodepth_batch_complete", |
| 1384 | .lname = "IO Depth batch complete", |
| 1385 | .type = FIO_OPT_INT, |
| 1386 | .off1 = td_var_offset(iodepth_batch_complete), |
| 1387 | .help = "Number of IO buffers to retrieve in one go", |
| 1388 | .parent = "iodepth", |
| 1389 | .hide = 1, |
| 1390 | .minval = 0, |
| 1391 | .interval = 1, |
| 1392 | .def = "1", |
| 1393 | .category = FIO_OPT_C_IO, |
| 1394 | .group = FIO_OPT_G_IO_BASIC, |
| 1395 | }, |
| 1396 | { |
| 1397 | .name = "iodepth_low", |
| 1398 | .lname = "IO Depth batch low", |
| 1399 | .type = FIO_OPT_INT, |
| 1400 | .off1 = td_var_offset(iodepth_low), |
| 1401 | .help = "Low water mark for queuing depth", |
| 1402 | .parent = "iodepth", |
| 1403 | .hide = 1, |
| 1404 | .interval = 1, |
| 1405 | .category = FIO_OPT_C_IO, |
| 1406 | .group = FIO_OPT_G_IO_BASIC, |
| 1407 | }, |
| 1408 | { |
| 1409 | .name = "size", |
| 1410 | .lname = "Size", |
| 1411 | .type = FIO_OPT_STR_VAL, |
| 1412 | .cb = str_size_cb, |
| 1413 | .help = "Total size of device or files", |
| 1414 | .interval = 1024 * 1024, |
| 1415 | .category = FIO_OPT_C_IO, |
| 1416 | .group = FIO_OPT_G_INVALID, |
| 1417 | }, |
| 1418 | { |
| 1419 | .name = "fill_device", |
| 1420 | .lname = "Fill device", |
| 1421 | .alias = "fill_fs", |
| 1422 | .type = FIO_OPT_BOOL, |
| 1423 | .off1 = td_var_offset(fill_device), |
| 1424 | .help = "Write until an ENOSPC error occurs", |
| 1425 | .def = "0", |
| 1426 | .category = FIO_OPT_C_FILE, |
| 1427 | .group = FIO_OPT_G_INVALID, |
| 1428 | }, |
| 1429 | { |
| 1430 | .name = "filesize", |
| 1431 | .lname = "File size", |
| 1432 | .type = FIO_OPT_STR_VAL, |
| 1433 | .off1 = td_var_offset(file_size_low), |
| 1434 | .off2 = td_var_offset(file_size_high), |
| 1435 | .minval = 1, |
| 1436 | .help = "Size of individual files", |
| 1437 | .interval = 1024 * 1024, |
| 1438 | .category = FIO_OPT_C_FILE, |
| 1439 | .group = FIO_OPT_G_INVALID, |
| 1440 | }, |
| 1441 | { |
| 1442 | .name = "offset", |
| 1443 | .lname = "IO offset", |
| 1444 | .alias = "fileoffset", |
| 1445 | .type = FIO_OPT_STR_VAL, |
| 1446 | .off1 = td_var_offset(start_offset), |
| 1447 | .help = "Start IO from this offset", |
| 1448 | .def = "0", |
| 1449 | .interval = 1024 * 1024, |
| 1450 | .category = FIO_OPT_C_IO, |
| 1451 | .group = FIO_OPT_G_INVALID, |
| 1452 | }, |
| 1453 | { |
| 1454 | .name = "offset_increment", |
| 1455 | .lname = "IO offset increment", |
| 1456 | .type = FIO_OPT_STR_VAL, |
| 1457 | .off1 = td_var_offset(offset_increment), |
| 1458 | .help = "What is the increment from one offset to the next", |
| 1459 | .parent = "offset", |
| 1460 | .hide = 1, |
| 1461 | .def = "0", |
| 1462 | .interval = 1024 * 1024, |
| 1463 | .category = FIO_OPT_C_IO, |
| 1464 | .group = FIO_OPT_G_INVALID, |
| 1465 | }, |
| 1466 | { |
| 1467 | .name = "bs", |
| 1468 | .lname = "Block size", |
| 1469 | .alias = "blocksize", |
| 1470 | .type = FIO_OPT_INT, |
| 1471 | .off1 = td_var_offset(bs[DDIR_READ]), |
| 1472 | .off2 = td_var_offset(bs[DDIR_WRITE]), |
| 1473 | .off3 = td_var_offset(bs[DDIR_TRIM]), |
| 1474 | .minval = 1, |
| 1475 | .help = "Block size unit", |
| 1476 | .def = "4k", |
| 1477 | .parent = "rw", |
| 1478 | .hide = 1, |
| 1479 | .interval = 512, |
| 1480 | .category = FIO_OPT_C_IO, |
| 1481 | .group = FIO_OPT_G_INVALID, |
| 1482 | }, |
| 1483 | { |
| 1484 | .name = "ba", |
| 1485 | .lname = "Block size align", |
| 1486 | .alias = "blockalign", |
| 1487 | .type = FIO_OPT_INT, |
| 1488 | .off1 = td_var_offset(ba[DDIR_READ]), |
| 1489 | .off2 = td_var_offset(ba[DDIR_WRITE]), |
| 1490 | .off3 = td_var_offset(ba[DDIR_TRIM]), |
| 1491 | .minval = 1, |
| 1492 | .help = "IO block offset alignment", |
| 1493 | .parent = "rw", |
| 1494 | .hide = 1, |
| 1495 | .interval = 512, |
| 1496 | .category = FIO_OPT_C_IO, |
| 1497 | .group = FIO_OPT_G_INVALID, |
| 1498 | }, |
| 1499 | { |
| 1500 | .name = "bsrange", |
| 1501 | .lname = "Block size range", |
| 1502 | .alias = "blocksize_range", |
| 1503 | .type = FIO_OPT_RANGE, |
| 1504 | .off1 = td_var_offset(min_bs[DDIR_READ]), |
| 1505 | .off2 = td_var_offset(max_bs[DDIR_READ]), |
| 1506 | .off3 = td_var_offset(min_bs[DDIR_WRITE]), |
| 1507 | .off4 = td_var_offset(max_bs[DDIR_WRITE]), |
| 1508 | .off5 = td_var_offset(min_bs[DDIR_TRIM]), |
| 1509 | .off6 = td_var_offset(max_bs[DDIR_TRIM]), |
| 1510 | .minval = 1, |
| 1511 | .help = "Set block size range (in more detail than bs)", |
| 1512 | .parent = "rw", |
| 1513 | .hide = 1, |
| 1514 | .interval = 4096, |
| 1515 | .category = FIO_OPT_C_IO, |
| 1516 | .group = FIO_OPT_G_INVALID, |
| 1517 | }, |
| 1518 | { |
| 1519 | .name = "bssplit", |
| 1520 | .lname = "Block size split", |
| 1521 | .type = FIO_OPT_STR, |
| 1522 | .cb = str_bssplit_cb, |
| 1523 | .help = "Set a specific mix of block sizes", |
| 1524 | .parent = "rw", |
| 1525 | .hide = 1, |
| 1526 | .category = FIO_OPT_C_IO, |
| 1527 | .group = FIO_OPT_G_INVALID, |
| 1528 | }, |
| 1529 | { |
| 1530 | .name = "bs_unaligned", |
| 1531 | .lname = "Block size unaligned", |
| 1532 | .alias = "blocksize_unaligned", |
| 1533 | .type = FIO_OPT_STR_SET, |
| 1534 | .off1 = td_var_offset(bs_unaligned), |
| 1535 | .help = "Don't sector align IO buffer sizes", |
| 1536 | .parent = "rw", |
| 1537 | .hide = 1, |
| 1538 | .category = FIO_OPT_C_IO, |
| 1539 | .group = FIO_OPT_G_INVALID, |
| 1540 | }, |
| 1541 | { |
| 1542 | .name = "randrepeat", |
| 1543 | .lname = "Random repeatable", |
| 1544 | .type = FIO_OPT_BOOL, |
| 1545 | .off1 = td_var_offset(rand_repeatable), |
| 1546 | .help = "Use repeatable random IO pattern", |
| 1547 | .def = "1", |
| 1548 | .parent = "rw", |
| 1549 | .hide = 1, |
| 1550 | .category = FIO_OPT_C_IO, |
| 1551 | .group = FIO_OPT_G_RANDOM, |
| 1552 | }, |
| 1553 | { |
| 1554 | .name = "use_os_rand", |
| 1555 | .lname = "Use OS random", |
| 1556 | .type = FIO_OPT_BOOL, |
| 1557 | .off1 = td_var_offset(use_os_rand), |
| 1558 | .help = "Set to use OS random generator", |
| 1559 | .def = "0", |
| 1560 | .parent = "rw", |
| 1561 | .hide = 1, |
| 1562 | .category = FIO_OPT_C_IO, |
| 1563 | .group = FIO_OPT_G_RANDOM, |
| 1564 | }, |
| 1565 | { |
| 1566 | .name = "norandommap", |
| 1567 | .lname = "No randommap", |
| 1568 | .type = FIO_OPT_STR_SET, |
| 1569 | .off1 = td_var_offset(norandommap), |
| 1570 | .help = "Accept potential duplicate random blocks", |
| 1571 | .parent = "rw", |
| 1572 | .hide = 1, |
| 1573 | .hide_on_set = 1, |
| 1574 | .category = FIO_OPT_C_IO, |
| 1575 | .group = FIO_OPT_G_RANDOM, |
| 1576 | }, |
| 1577 | { |
| 1578 | .name = "softrandommap", |
| 1579 | .lname = "Soft randommap", |
| 1580 | .type = FIO_OPT_BOOL, |
| 1581 | .off1 = td_var_offset(softrandommap), |
| 1582 | .help = "Set norandommap if randommap allocation fails", |
| 1583 | .parent = "norandommap", |
| 1584 | .hide = 1, |
| 1585 | .def = "0", |
| 1586 | .category = FIO_OPT_C_IO, |
| 1587 | .group = FIO_OPT_G_RANDOM, |
| 1588 | }, |
| 1589 | { |
| 1590 | .name = "random_generator", |
| 1591 | .type = FIO_OPT_STR, |
| 1592 | .off1 = td_var_offset(random_generator), |
| 1593 | .help = "Type of random number generator to use", |
| 1594 | .def = "tausworthe", |
| 1595 | .posval = { |
| 1596 | { .ival = "tausworthe", |
| 1597 | .oval = FIO_RAND_GEN_TAUSWORTHE, |
| 1598 | .help = "Strong Tausworthe generator", |
| 1599 | }, |
| 1600 | { .ival = "lfsr", |
| 1601 | .oval = FIO_RAND_GEN_LFSR, |
| 1602 | .help = "Variable length LFSR", |
| 1603 | }, |
| 1604 | }, |
| 1605 | .category = FIO_OPT_C_IO, |
| 1606 | .group = FIO_OPT_G_RANDOM, |
| 1607 | }, |
| 1608 | { |
| 1609 | .name = "random_distribution", |
| 1610 | .type = FIO_OPT_STR, |
| 1611 | .off1 = td_var_offset(random_distribution), |
| 1612 | .cb = str_random_distribution_cb, |
| 1613 | .help = "Random offset distribution generator", |
| 1614 | .def = "random", |
| 1615 | .posval = { |
| 1616 | { .ival = "random", |
| 1617 | .oval = FIO_RAND_DIST_RANDOM, |
| 1618 | .help = "Completely random", |
| 1619 | }, |
| 1620 | { .ival = "zipf", |
| 1621 | .oval = FIO_RAND_DIST_ZIPF, |
| 1622 | .help = "Zipf distribution", |
| 1623 | }, |
| 1624 | { .ival = "pareto", |
| 1625 | .oval = FIO_RAND_DIST_PARETO, |
| 1626 | .help = "Pareto distribution", |
| 1627 | }, |
| 1628 | }, |
| 1629 | .category = FIO_OPT_C_IO, |
| 1630 | .group = FIO_OPT_G_RANDOM, |
| 1631 | }, |
| 1632 | { |
| 1633 | .name = "nrfiles", |
| 1634 | .lname = "Number of files", |
| 1635 | .alias = "nr_files", |
| 1636 | .type = FIO_OPT_INT, |
| 1637 | .off1 = td_var_offset(nr_files), |
| 1638 | .help = "Split job workload between this number of files", |
| 1639 | .def = "1", |
| 1640 | .interval = 1, |
| 1641 | .category = FIO_OPT_C_FILE, |
| 1642 | .group = FIO_OPT_G_INVALID, |
| 1643 | }, |
| 1644 | { |
| 1645 | .name = "openfiles", |
| 1646 | .lname = "Number of open files", |
| 1647 | .type = FIO_OPT_INT, |
| 1648 | .off1 = td_var_offset(open_files), |
| 1649 | .help = "Number of files to keep open at the same time", |
| 1650 | .category = FIO_OPT_C_FILE, |
| 1651 | .group = FIO_OPT_G_INVALID, |
| 1652 | }, |
| 1653 | { |
| 1654 | .name = "file_service_type", |
| 1655 | .lname = "File service type", |
| 1656 | .type = FIO_OPT_STR, |
| 1657 | .cb = str_fst_cb, |
| 1658 | .off1 = td_var_offset(file_service_type), |
| 1659 | .help = "How to select which file to service next", |
| 1660 | .def = "roundrobin", |
| 1661 | .category = FIO_OPT_C_FILE, |
| 1662 | .group = FIO_OPT_G_INVALID, |
| 1663 | .posval = { |
| 1664 | { .ival = "random", |
| 1665 | .oval = FIO_FSERVICE_RANDOM, |
| 1666 | .help = "Choose a file at random", |
| 1667 | }, |
| 1668 | { .ival = "roundrobin", |
| 1669 | .oval = FIO_FSERVICE_RR, |
| 1670 | .help = "Round robin select files", |
| 1671 | }, |
| 1672 | { .ival = "sequential", |
| 1673 | .oval = FIO_FSERVICE_SEQ, |
| 1674 | .help = "Finish one file before moving to the next", |
| 1675 | }, |
| 1676 | }, |
| 1677 | .parent = "nrfiles", |
| 1678 | .hide = 1, |
| 1679 | }, |
| 1680 | #ifdef CONFIG_POSIX_FALLOCATE |
| 1681 | { |
| 1682 | .name = "fallocate", |
| 1683 | .lname = "Fallocate", |
| 1684 | .type = FIO_OPT_STR, |
| 1685 | .off1 = td_var_offset(fallocate_mode), |
| 1686 | .help = "Whether pre-allocation is performed when laying out files", |
| 1687 | .def = "posix", |
| 1688 | .category = FIO_OPT_C_FILE, |
| 1689 | .group = FIO_OPT_G_INVALID, |
| 1690 | .posval = { |
| 1691 | { .ival = "none", |
| 1692 | .oval = FIO_FALLOCATE_NONE, |
| 1693 | .help = "Do not pre-allocate space", |
| 1694 | }, |
| 1695 | { .ival = "posix", |
| 1696 | .oval = FIO_FALLOCATE_POSIX, |
| 1697 | .help = "Use posix_fallocate()", |
| 1698 | }, |
| 1699 | #ifdef CONFIG_LINUX_FALLOCATE |
| 1700 | { .ival = "keep", |
| 1701 | .oval = FIO_FALLOCATE_KEEP_SIZE, |
| 1702 | .help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)", |
| 1703 | }, |
| 1704 | #endif |
| 1705 | /* Compatibility with former boolean values */ |
| 1706 | { .ival = "0", |
| 1707 | .oval = FIO_FALLOCATE_NONE, |
| 1708 | .help = "Alias for 'none'", |
| 1709 | }, |
| 1710 | { .ival = "1", |
| 1711 | .oval = FIO_FALLOCATE_POSIX, |
| 1712 | .help = "Alias for 'posix'", |
| 1713 | }, |
| 1714 | }, |
| 1715 | }, |
| 1716 | #endif /* CONFIG_POSIX_FALLOCATE */ |
| 1717 | { |
| 1718 | .name = "fadvise_hint", |
| 1719 | .lname = "Fadvise hint", |
| 1720 | .type = FIO_OPT_BOOL, |
| 1721 | .off1 = td_var_offset(fadvise_hint), |
| 1722 | .help = "Use fadvise() to advise the kernel on IO pattern", |
| 1723 | .def = "1", |
| 1724 | .category = FIO_OPT_C_FILE, |
| 1725 | .group = FIO_OPT_G_INVALID, |
| 1726 | }, |
| 1727 | { |
| 1728 | .name = "fsync", |
| 1729 | .lname = "Fsync", |
| 1730 | .type = FIO_OPT_INT, |
| 1731 | .off1 = td_var_offset(fsync_blocks), |
| 1732 | .help = "Issue fsync for writes every given number of blocks", |
| 1733 | .def = "0", |
| 1734 | .interval = 1, |
| 1735 | .category = FIO_OPT_C_FILE, |
| 1736 | .group = FIO_OPT_G_INVALID, |
| 1737 | }, |
| 1738 | { |
| 1739 | .name = "fdatasync", |
| 1740 | .lname = "Fdatasync", |
| 1741 | .type = FIO_OPT_INT, |
| 1742 | .off1 = td_var_offset(fdatasync_blocks), |
| 1743 | .help = "Issue fdatasync for writes every given number of blocks", |
| 1744 | .def = "0", |
| 1745 | .interval = 1, |
| 1746 | .category = FIO_OPT_C_FILE, |
| 1747 | .group = FIO_OPT_G_INVALID, |
| 1748 | }, |
| 1749 | { |
| 1750 | .name = "write_barrier", |
| 1751 | .lname = "Write barrier", |
| 1752 | .type = FIO_OPT_INT, |
| 1753 | .off1 = td_var_offset(barrier_blocks), |
| 1754 | .help = "Make every Nth write a barrier write", |
| 1755 | .def = "0", |
| 1756 | .interval = 1, |
| 1757 | .category = FIO_OPT_C_IO, |
| 1758 | .group = FIO_OPT_G_INVALID, |
| 1759 | }, |
| 1760 | #ifdef CONFIG_SYNC_FILE_RANGE |
| 1761 | { |
| 1762 | .name = "sync_file_range", |
| 1763 | .lname = "Sync file range", |
| 1764 | .posval = { |
| 1765 | { .ival = "wait_before", |
| 1766 | .oval = SYNC_FILE_RANGE_WAIT_BEFORE, |
| 1767 | .help = "SYNC_FILE_RANGE_WAIT_BEFORE", |
| 1768 | .or = 1, |
| 1769 | }, |
| 1770 | { .ival = "write", |
| 1771 | .oval = SYNC_FILE_RANGE_WRITE, |
| 1772 | .help = "SYNC_FILE_RANGE_WRITE", |
| 1773 | .or = 1, |
| 1774 | }, |
| 1775 | { |
| 1776 | .ival = "wait_after", |
| 1777 | .oval = SYNC_FILE_RANGE_WAIT_AFTER, |
| 1778 | .help = "SYNC_FILE_RANGE_WAIT_AFTER", |
| 1779 | .or = 1, |
| 1780 | }, |
| 1781 | }, |
| 1782 | .type = FIO_OPT_STR_MULTI, |
| 1783 | .cb = str_sfr_cb, |
| 1784 | .off1 = td_var_offset(sync_file_range), |
| 1785 | .help = "Use sync_file_range()", |
| 1786 | .category = FIO_OPT_C_FILE, |
| 1787 | .group = FIO_OPT_G_INVALID, |
| 1788 | }, |
| 1789 | #endif |
| 1790 | { |
| 1791 | .name = "direct", |
| 1792 | .lname = "Direct I/O", |
| 1793 | .type = FIO_OPT_BOOL, |
| 1794 | .off1 = td_var_offset(odirect), |
| 1795 | .help = "Use O_DIRECT IO (negates buffered)", |
| 1796 | .def = "0", |
| 1797 | .inverse = "buffered", |
| 1798 | .category = FIO_OPT_C_IO, |
| 1799 | .group = FIO_OPT_G_IO_TYPE, |
| 1800 | }, |
| 1801 | { |
| 1802 | .name = "buffered", |
| 1803 | .lname = "Buffered I/O", |
| 1804 | .type = FIO_OPT_BOOL, |
| 1805 | .off1 = td_var_offset(odirect), |
| 1806 | .neg = 1, |
| 1807 | .help = "Use buffered IO (negates direct)", |
| 1808 | .def = "1", |
| 1809 | .inverse = "direct", |
| 1810 | .category = FIO_OPT_C_IO, |
| 1811 | .group = FIO_OPT_G_IO_TYPE, |
| 1812 | }, |
| 1813 | { |
| 1814 | .name = "overwrite", |
| 1815 | .lname = "Overwrite", |
| 1816 | .type = FIO_OPT_BOOL, |
| 1817 | .off1 = td_var_offset(overwrite), |
| 1818 | .help = "When writing, set whether to overwrite current data", |
| 1819 | .def = "0", |
| 1820 | .category = FIO_OPT_C_FILE, |
| 1821 | .group = FIO_OPT_G_INVALID, |
| 1822 | }, |
| 1823 | { |
| 1824 | .name = "loops", |
| 1825 | .lname = "Loops", |
| 1826 | .type = FIO_OPT_INT, |
| 1827 | .off1 = td_var_offset(loops), |
| 1828 | .help = "Number of times to run the job", |
| 1829 | .def = "1", |
| 1830 | .interval = 1, |
| 1831 | .category = FIO_OPT_C_GENERAL, |
| 1832 | .group = FIO_OPT_G_RUNTIME, |
| 1833 | }, |
| 1834 | { |
| 1835 | .name = "numjobs", |
| 1836 | .lname = "Number of jobs", |
| 1837 | .type = FIO_OPT_INT, |
| 1838 | .off1 = td_var_offset(numjobs), |
| 1839 | .help = "Duplicate this job this many times", |
| 1840 | .def = "1", |
| 1841 | .interval = 1, |
| 1842 | .category = FIO_OPT_C_GENERAL, |
| 1843 | .group = FIO_OPT_G_RUNTIME, |
| 1844 | }, |
| 1845 | { |
| 1846 | .name = "startdelay", |
| 1847 | .lname = "Start delay", |
| 1848 | .type = FIO_OPT_STR_VAL_TIME, |
| 1849 | .off1 = td_var_offset(start_delay), |
| 1850 | .help = "Only start job when this period has passed", |
| 1851 | .def = "0", |
| 1852 | .category = FIO_OPT_C_GENERAL, |
| 1853 | .group = FIO_OPT_G_RUNTIME, |
| 1854 | }, |
| 1855 | { |
| 1856 | .name = "runtime", |
| 1857 | .lname = "Runtime", |
| 1858 | .alias = "timeout", |
| 1859 | .type = FIO_OPT_STR_VAL_TIME, |
| 1860 | .off1 = td_var_offset(timeout), |
| 1861 | .help = "Stop workload when this amount of time has passed", |
| 1862 | .def = "0", |
| 1863 | .category = FIO_OPT_C_GENERAL, |
| 1864 | .group = FIO_OPT_G_RUNTIME, |
| 1865 | }, |
| 1866 | { |
| 1867 | .name = "time_based", |
| 1868 | .lname = "Time based", |
| 1869 | .type = FIO_OPT_STR_SET, |
| 1870 | .off1 = td_var_offset(time_based), |
| 1871 | .help = "Keep running until runtime/timeout is met", |
| 1872 | .category = FIO_OPT_C_GENERAL, |
| 1873 | .group = FIO_OPT_G_RUNTIME, |
| 1874 | }, |
| 1875 | { |
| 1876 | .name = "ramp_time", |
| 1877 | .lname = "Ramp time", |
| 1878 | .type = FIO_OPT_STR_VAL_TIME, |
| 1879 | .off1 = td_var_offset(ramp_time), |
| 1880 | .help = "Ramp up time before measuring performance", |
| 1881 | .category = FIO_OPT_C_GENERAL, |
| 1882 | .group = FIO_OPT_G_RUNTIME, |
| 1883 | }, |
| 1884 | { |
| 1885 | .name = "clocksource", |
| 1886 | .lname = "Clock source", |
| 1887 | .type = FIO_OPT_STR, |
| 1888 | .cb = fio_clock_source_cb, |
| 1889 | .off1 = td_var_offset(clocksource), |
| 1890 | .help = "What type of timing source to use", |
| 1891 | .category = FIO_OPT_C_GENERAL, |
| 1892 | .group = FIO_OPT_G_CLOCK, |
| 1893 | .posval = { |
| 1894 | #ifdef CONFIG_GETTIMEOFDAY |
| 1895 | { .ival = "gettimeofday", |
| 1896 | .oval = CS_GTOD, |
| 1897 | .help = "Use gettimeofday(2) for timing", |
| 1898 | }, |
| 1899 | #endif |
| 1900 | #ifdef CONFIG_CLOCK_GETTIME |
| 1901 | { .ival = "clock_gettime", |
| 1902 | .oval = CS_CGETTIME, |
| 1903 | .help = "Use clock_gettime(2) for timing", |
| 1904 | }, |
| 1905 | #endif |
| 1906 | #ifdef ARCH_HAVE_CPU_CLOCK |
| 1907 | { .ival = "cpu", |
| 1908 | .oval = CS_CPUCLOCK, |
| 1909 | .help = "Use CPU private clock", |
| 1910 | }, |
| 1911 | #endif |
| 1912 | }, |
| 1913 | }, |
| 1914 | { |
| 1915 | .name = "mem", |
| 1916 | .alias = "iomem", |
| 1917 | .lname = "I/O Memory", |
| 1918 | .type = FIO_OPT_STR, |
| 1919 | .cb = str_mem_cb, |
| 1920 | .off1 = td_var_offset(mem_type), |
| 1921 | .help = "Backing type for IO buffers", |
| 1922 | .def = "malloc", |
| 1923 | .category = FIO_OPT_C_IO, |
| 1924 | .group = FIO_OPT_G_INVALID, |
| 1925 | .posval = { |
| 1926 | { .ival = "malloc", |
| 1927 | .oval = MEM_MALLOC, |
| 1928 | .help = "Use malloc(3) for IO buffers", |
| 1929 | }, |
| 1930 | { .ival = "shm", |
| 1931 | .oval = MEM_SHM, |
| 1932 | .help = "Use shared memory segments for IO buffers", |
| 1933 | }, |
| 1934 | #ifdef FIO_HAVE_HUGETLB |
| 1935 | { .ival = "shmhuge", |
| 1936 | .oval = MEM_SHMHUGE, |
| 1937 | .help = "Like shm, but use huge pages", |
| 1938 | }, |
| 1939 | #endif |
| 1940 | { .ival = "mmap", |
| 1941 | .oval = MEM_MMAP, |
| 1942 | .help = "Use mmap(2) (file or anon) for IO buffers", |
| 1943 | }, |
| 1944 | #ifdef FIO_HAVE_HUGETLB |
| 1945 | { .ival = "mmaphuge", |
| 1946 | .oval = MEM_MMAPHUGE, |
| 1947 | .help = "Like mmap, but use huge pages", |
| 1948 | }, |
| 1949 | #endif |
| 1950 | }, |
| 1951 | }, |
| 1952 | { |
| 1953 | .name = "iomem_align", |
| 1954 | .alias = "mem_align", |
| 1955 | .lname = "I/O memory alignment", |
| 1956 | .type = FIO_OPT_INT, |
| 1957 | .off1 = td_var_offset(mem_align), |
| 1958 | .minval = 0, |
| 1959 | .help = "IO memory buffer offset alignment", |
| 1960 | .def = "0", |
| 1961 | .parent = "iomem", |
| 1962 | .hide = 1, |
| 1963 | .category = FIO_OPT_C_IO, |
| 1964 | .group = FIO_OPT_G_INVALID, |
| 1965 | }, |
| 1966 | { |
| 1967 | .name = "verify", |
| 1968 | .lname = "Verify", |
| 1969 | .type = FIO_OPT_STR, |
| 1970 | .off1 = td_var_offset(verify), |
| 1971 | .help = "Verify data written", |
| 1972 | .def = "0", |
| 1973 | .category = FIO_OPT_C_IO, |
| 1974 | .group = FIO_OPT_G_VERIFY, |
| 1975 | .posval = { |
| 1976 | { .ival = "0", |
| 1977 | .oval = VERIFY_NONE, |
| 1978 | .help = "Don't do IO verification", |
| 1979 | }, |
| 1980 | { .ival = "md5", |
| 1981 | .oval = VERIFY_MD5, |
| 1982 | .help = "Use md5 checksums for verification", |
| 1983 | }, |
| 1984 | { .ival = "crc64", |
| 1985 | .oval = VERIFY_CRC64, |
| 1986 | .help = "Use crc64 checksums for verification", |
| 1987 | }, |
| 1988 | { .ival = "crc32", |
| 1989 | .oval = VERIFY_CRC32, |
| 1990 | .help = "Use crc32 checksums for verification", |
| 1991 | }, |
| 1992 | { .ival = "crc32c-intel", |
| 1993 | .oval = VERIFY_CRC32C, |
| 1994 | .help = "Use crc32c checksums for verification (hw assisted, if available)", |
| 1995 | }, |
| 1996 | { .ival = "crc32c", |
| 1997 | .oval = VERIFY_CRC32C, |
| 1998 | .help = "Use crc32c checksums for verification (hw assisted, if available)", |
| 1999 | }, |
| 2000 | { .ival = "crc16", |
| 2001 | .oval = VERIFY_CRC16, |
| 2002 | .help = "Use crc16 checksums for verification", |
| 2003 | }, |
| 2004 | { .ival = "crc7", |
| 2005 | .oval = VERIFY_CRC7, |
| 2006 | .help = "Use crc7 checksums for verification", |
| 2007 | }, |
| 2008 | { .ival = "sha1", |
| 2009 | .oval = VERIFY_SHA1, |
| 2010 | .help = "Use sha1 checksums for verification", |
| 2011 | }, |
| 2012 | { .ival = "sha256", |
| 2013 | .oval = VERIFY_SHA256, |
| 2014 | .help = "Use sha256 checksums for verification", |
| 2015 | }, |
| 2016 | { .ival = "sha512", |
| 2017 | .oval = VERIFY_SHA512, |
| 2018 | .help = "Use sha512 checksums for verification", |
| 2019 | }, |
| 2020 | { .ival = "meta", |
| 2021 | .oval = VERIFY_META, |
| 2022 | .help = "Use io information", |
| 2023 | }, |
| 2024 | { |
| 2025 | .ival = "null", |
| 2026 | .oval = VERIFY_NULL, |
| 2027 | .help = "Pretend to verify", |
| 2028 | }, |
| 2029 | }, |
| 2030 | }, |
| 2031 | { |
| 2032 | .name = "do_verify", |
| 2033 | .lname = "Perform verify step", |
| 2034 | .type = FIO_OPT_BOOL, |
| 2035 | .off1 = td_var_offset(do_verify), |
| 2036 | .help = "Run verification stage after write", |
| 2037 | .def = "1", |
| 2038 | .parent = "verify", |
| 2039 | .hide = 1, |
| 2040 | .category = FIO_OPT_C_IO, |
| 2041 | .group = FIO_OPT_G_VERIFY, |
| 2042 | }, |
| 2043 | { |
| 2044 | .name = "verifysort", |
| 2045 | .lname = "Verify sort", |
| 2046 | .type = FIO_OPT_BOOL, |
| 2047 | .off1 = td_var_offset(verifysort), |
| 2048 | .help = "Sort written verify blocks for read back", |
| 2049 | .def = "1", |
| 2050 | .parent = "verify", |
| 2051 | .hide = 1, |
| 2052 | .category = FIO_OPT_C_IO, |
| 2053 | .group = FIO_OPT_G_VERIFY, |
| 2054 | }, |
| 2055 | { |
| 2056 | .name = "verifysort_nr", |
| 2057 | .type = FIO_OPT_INT, |
| 2058 | .off1 = td_var_offset(verifysort_nr), |
| 2059 | .help = "Pre-load and sort verify blocks for a read workload", |
| 2060 | .minval = 0, |
| 2061 | .maxval = 131072, |
| 2062 | .def = "1024", |
| 2063 | .parent = "verify", |
| 2064 | .category = FIO_OPT_C_IO, |
| 2065 | .group = FIO_OPT_G_VERIFY, |
| 2066 | }, |
| 2067 | { |
| 2068 | .name = "verify_interval", |
| 2069 | .lname = "Verify interval", |
| 2070 | .type = FIO_OPT_INT, |
| 2071 | .off1 = td_var_offset(verify_interval), |
| 2072 | .minval = 2 * sizeof(struct verify_header), |
| 2073 | .help = "Store verify buffer header every N bytes", |
| 2074 | .parent = "verify", |
| 2075 | .hide = 1, |
| 2076 | .interval = 2 * sizeof(struct verify_header), |
| 2077 | .category = FIO_OPT_C_IO, |
| 2078 | .group = FIO_OPT_G_VERIFY, |
| 2079 | }, |
| 2080 | { |
| 2081 | .name = "verify_offset", |
| 2082 | .lname = "Verify offset", |
| 2083 | .type = FIO_OPT_INT, |
| 2084 | .help = "Offset verify header location by N bytes", |
| 2085 | .off1 = td_var_offset(verify_offset), |
| 2086 | .minval = sizeof(struct verify_header), |
| 2087 | .parent = "verify", |
| 2088 | .hide = 1, |
| 2089 | .category = FIO_OPT_C_IO, |
| 2090 | .group = FIO_OPT_G_VERIFY, |
| 2091 | }, |
| 2092 | { |
| 2093 | .name = "verify_pattern", |
| 2094 | .lname = "Verify pattern", |
| 2095 | .type = FIO_OPT_STR, |
| 2096 | .cb = str_verify_pattern_cb, |
| 2097 | .help = "Fill pattern for IO buffers", |
| 2098 | .parent = "verify", |
| 2099 | .hide = 1, |
| 2100 | .category = FIO_OPT_C_IO, |
| 2101 | .group = FIO_OPT_G_VERIFY, |
| 2102 | }, |
| 2103 | { |
| 2104 | .name = "verify_fatal", |
| 2105 | .lname = "Verify fatal", |
| 2106 | .type = FIO_OPT_BOOL, |
| 2107 | .off1 = td_var_offset(verify_fatal), |
| 2108 | .def = "0", |
| 2109 | .help = "Exit on a single verify failure, don't continue", |
| 2110 | .parent = "verify", |
| 2111 | .hide = 1, |
| 2112 | .category = FIO_OPT_C_IO, |
| 2113 | .group = FIO_OPT_G_VERIFY, |
| 2114 | }, |
| 2115 | { |
| 2116 | .name = "verify_dump", |
| 2117 | .lname = "Verify dump", |
| 2118 | .type = FIO_OPT_BOOL, |
| 2119 | .off1 = td_var_offset(verify_dump), |
| 2120 | .def = "0", |
| 2121 | .help = "Dump contents of good and bad blocks on failure", |
| 2122 | .parent = "verify", |
| 2123 | .hide = 1, |
| 2124 | .category = FIO_OPT_C_IO, |
| 2125 | .group = FIO_OPT_G_VERIFY, |
| 2126 | }, |
| 2127 | { |
| 2128 | .name = "verify_async", |
| 2129 | .lname = "Verify asynchronously", |
| 2130 | .type = FIO_OPT_INT, |
| 2131 | .off1 = td_var_offset(verify_async), |
| 2132 | .def = "0", |
| 2133 | .help = "Number of async verifier threads to use", |
| 2134 | .parent = "verify", |
| 2135 | .hide = 1, |
| 2136 | .category = FIO_OPT_C_IO, |
| 2137 | .group = FIO_OPT_G_VERIFY, |
| 2138 | }, |
| 2139 | { |
| 2140 | .name = "verify_backlog", |
| 2141 | .lname = "Verify backlog", |
| 2142 | .type = FIO_OPT_STR_VAL, |
| 2143 | .off1 = td_var_offset(verify_backlog), |
| 2144 | .help = "Verify after this number of blocks are written", |
| 2145 | .parent = "verify", |
| 2146 | .hide = 1, |
| 2147 | .category = FIO_OPT_C_IO, |
| 2148 | .group = FIO_OPT_G_VERIFY, |
| 2149 | }, |
| 2150 | { |
| 2151 | .name = "verify_backlog_batch", |
| 2152 | .lname = "Verify backlog batch", |
| 2153 | .type = FIO_OPT_INT, |
| 2154 | .off1 = td_var_offset(verify_batch), |
| 2155 | .help = "Verify this number of IO blocks", |
| 2156 | .parent = "verify", |
| 2157 | .hide = 1, |
| 2158 | .category = FIO_OPT_C_IO, |
| 2159 | .group = FIO_OPT_G_VERIFY, |
| 2160 | }, |
| 2161 | #ifdef FIO_HAVE_CPU_AFFINITY |
| 2162 | { |
| 2163 | .name = "verify_async_cpus", |
| 2164 | .lname = "Async verify CPUs", |
| 2165 | .type = FIO_OPT_STR, |
| 2166 | .cb = str_verify_cpus_allowed_cb, |
| 2167 | .help = "Set CPUs allowed for async verify threads", |
| 2168 | .parent = "verify_async", |
| 2169 | .hide = 1, |
| 2170 | .category = FIO_OPT_C_IO, |
| 2171 | .group = FIO_OPT_G_VERIFY, |
| 2172 | }, |
| 2173 | #endif |
| 2174 | { |
| 2175 | .name = "experimental_verify", |
| 2176 | .off1 = td_var_offset(experimental_verify), |
| 2177 | .type = FIO_OPT_BOOL, |
| 2178 | .help = "Enable experimental verification", |
| 2179 | .category = FIO_OPT_C_IO, |
| 2180 | .group = FIO_OPT_G_VERIFY, |
| 2181 | }, |
| 2182 | #ifdef FIO_HAVE_TRIM |
| 2183 | { |
| 2184 | .name = "trim_percentage", |
| 2185 | .lname = "Trim percentage", |
| 2186 | .type = FIO_OPT_INT, |
| 2187 | .off1 = td_var_offset(trim_percentage), |
| 2188 | .minval = 0, |
| 2189 | .maxval = 100, |
| 2190 | .help = "Number of verify blocks to discard/trim", |
| 2191 | .parent = "verify", |
| 2192 | .def = "0", |
| 2193 | .interval = 1, |
| 2194 | .hide = 1, |
| 2195 | .category = FIO_OPT_C_IO, |
| 2196 | .group = FIO_OPT_G_TRIM, |
| 2197 | }, |
| 2198 | { |
| 2199 | .name = "trim_verify_zero", |
| 2200 | .lname = "Verify trim zero", |
| 2201 | .type = FIO_OPT_BOOL, |
| 2202 | .help = "Verify that trim/discarded blocks are returned as zeroes", |
| 2203 | .off1 = td_var_offset(trim_zero), |
| 2204 | .parent = "trim_percentage", |
| 2205 | .hide = 1, |
| 2206 | .def = "1", |
| 2207 | .category = FIO_OPT_C_IO, |
| 2208 | .group = FIO_OPT_G_TRIM, |
| 2209 | }, |
| 2210 | { |
| 2211 | .name = "trim_backlog", |
| 2212 | .lname = "Trim backlog", |
| 2213 | .type = FIO_OPT_STR_VAL, |
| 2214 | .off1 = td_var_offset(trim_backlog), |
| 2215 | .help = "Trim after this number of blocks are written", |
| 2216 | .parent = "trim_percentage", |
| 2217 | .hide = 1, |
| 2218 | .interval = 1, |
| 2219 | .category = FIO_OPT_C_IO, |
| 2220 | .group = FIO_OPT_G_TRIM, |
| 2221 | }, |
| 2222 | { |
| 2223 | .name = "trim_backlog_batch", |
| 2224 | .lname = "Trim backlog batch", |
| 2225 | .type = FIO_OPT_INT, |
| 2226 | .off1 = td_var_offset(trim_batch), |
| 2227 | .help = "Trim this number of IO blocks", |
| 2228 | .parent = "trim_percentage", |
| 2229 | .hide = 1, |
| 2230 | .interval = 1, |
| 2231 | .category = FIO_OPT_C_IO, |
| 2232 | .group = FIO_OPT_G_TRIM, |
| 2233 | }, |
| 2234 | #endif |
| 2235 | { |
| 2236 | .name = "write_iolog", |
| 2237 | .lname = "Write I/O log", |
| 2238 | .type = FIO_OPT_STR_STORE, |
| 2239 | .off1 = td_var_offset(write_iolog_file), |
| 2240 | .help = "Store IO pattern to file", |
| 2241 | .category = FIO_OPT_C_IO, |
| 2242 | .group = FIO_OPT_G_IOLOG, |
| 2243 | }, |
| 2244 | { |
| 2245 | .name = "read_iolog", |
| 2246 | .lname = "Read I/O log", |
| 2247 | .type = FIO_OPT_STR_STORE, |
| 2248 | .off1 = td_var_offset(read_iolog_file), |
| 2249 | .help = "Playback IO pattern from file", |
| 2250 | .category = FIO_OPT_C_IO, |
| 2251 | .group = FIO_OPT_G_IOLOG, |
| 2252 | }, |
| 2253 | { |
| 2254 | .name = "replay_no_stall", |
| 2255 | .lname = "Don't stall on replay", |
| 2256 | .type = FIO_OPT_BOOL, |
| 2257 | .off1 = td_var_offset(no_stall), |
| 2258 | .def = "0", |
| 2259 | .parent = "read_iolog", |
| 2260 | .hide = 1, |
| 2261 | .help = "Playback IO pattern file as fast as possible without stalls", |
| 2262 | .category = FIO_OPT_C_IO, |
| 2263 | .group = FIO_OPT_G_IOLOG, |
| 2264 | }, |
| 2265 | { |
| 2266 | .name = "replay_redirect", |
| 2267 | .lname = "Redirect device for replay", |
| 2268 | .type = FIO_OPT_STR_STORE, |
| 2269 | .off1 = td_var_offset(replay_redirect), |
| 2270 | .parent = "read_iolog", |
| 2271 | .hide = 1, |
| 2272 | .help = "Replay all I/O onto this device, regardless of trace device", |
| 2273 | .category = FIO_OPT_C_IO, |
| 2274 | .group = FIO_OPT_G_IOLOG, |
| 2275 | }, |
| 2276 | { |
| 2277 | .name = "exec_prerun", |
| 2278 | .lname = "Pre-execute runnable", |
| 2279 | .type = FIO_OPT_STR_STORE, |
| 2280 | .off1 = td_var_offset(exec_prerun), |
| 2281 | .help = "Execute this file prior to running job", |
| 2282 | .category = FIO_OPT_C_GENERAL, |
| 2283 | .group = FIO_OPT_G_INVALID, |
| 2284 | }, |
| 2285 | { |
| 2286 | .name = "exec_postrun", |
| 2287 | .lname = "Post-execute runnable", |
| 2288 | .type = FIO_OPT_STR_STORE, |
| 2289 | .off1 = td_var_offset(exec_postrun), |
| 2290 | .help = "Execute this file after running job", |
| 2291 | .category = FIO_OPT_C_GENERAL, |
| 2292 | .group = FIO_OPT_G_INVALID, |
| 2293 | }, |
| 2294 | #ifdef FIO_HAVE_IOSCHED_SWITCH |
| 2295 | { |
| 2296 | .name = "ioscheduler", |
| 2297 | .lname = "I/O scheduler", |
| 2298 | .type = FIO_OPT_STR_STORE, |
| 2299 | .off1 = td_var_offset(ioscheduler), |
| 2300 | .help = "Use this IO scheduler on the backing device", |
| 2301 | .category = FIO_OPT_C_FILE, |
| 2302 | .group = FIO_OPT_G_INVALID, |
| 2303 | }, |
| 2304 | #endif |
| 2305 | { |
| 2306 | .name = "zonesize", |
| 2307 | .lname = "Zone size", |
| 2308 | .type = FIO_OPT_STR_VAL, |
| 2309 | .off1 = td_var_offset(zone_size), |
| 2310 | .help = "Amount of data to read per zone", |
| 2311 | .def = "0", |
| 2312 | .interval = 1024 * 1024, |
| 2313 | .category = FIO_OPT_C_IO, |
| 2314 | .group = FIO_OPT_G_ZONE, |
| 2315 | }, |
| 2316 | { |
| 2317 | .name = "zonerange", |
| 2318 | .lname = "Zone range", |
| 2319 | .type = FIO_OPT_STR_VAL, |
| 2320 | .off1 = td_var_offset(zone_range), |
| 2321 | .help = "Give size of an IO zone", |
| 2322 | .def = "0", |
| 2323 | .interval = 1024 * 1024, |
| 2324 | .category = FIO_OPT_C_IO, |
| 2325 | .group = FIO_OPT_G_ZONE, |
| 2326 | }, |
| 2327 | { |
| 2328 | .name = "zoneskip", |
| 2329 | .lname = "Zone skip", |
| 2330 | .type = FIO_OPT_STR_VAL, |
| 2331 | .off1 = td_var_offset(zone_skip), |
| 2332 | .help = "Space between IO zones", |
| 2333 | .def = "0", |
| 2334 | .interval = 1024 * 1024, |
| 2335 | .category = FIO_OPT_C_IO, |
| 2336 | .group = FIO_OPT_G_ZONE, |
| 2337 | }, |
| 2338 | { |
| 2339 | .name = "lockmem", |
| 2340 | .lname = "Lock memory", |
| 2341 | .type = FIO_OPT_STR_VAL, |
| 2342 | .off1 = td_var_offset(lockmem), |
| 2343 | .help = "Lock down this amount of memory (per worker)", |
| 2344 | .def = "0", |
| 2345 | .interval = 1024 * 1024, |
| 2346 | .category = FIO_OPT_C_GENERAL, |
| 2347 | .group = FIO_OPT_G_INVALID, |
| 2348 | }, |
| 2349 | { |
| 2350 | .name = "rwmixread", |
| 2351 | .lname = "Read/write mix read", |
| 2352 | .type = FIO_OPT_INT, |
| 2353 | .cb = str_rwmix_read_cb, |
| 2354 | .maxval = 100, |
| 2355 | .help = "Percentage of mixed workload that is reads", |
| 2356 | .def = "50", |
| 2357 | .interval = 5, |
| 2358 | .inverse = "rwmixwrite", |
| 2359 | .category = FIO_OPT_C_IO, |
| 2360 | .group = FIO_OPT_G_RWMIX, |
| 2361 | }, |
| 2362 | { |
| 2363 | .name = "rwmixwrite", |
| 2364 | .lname = "Read/write mix write", |
| 2365 | .type = FIO_OPT_INT, |
| 2366 | .cb = str_rwmix_write_cb, |
| 2367 | .maxval = 100, |
| 2368 | .help = "Percentage of mixed workload that is writes", |
| 2369 | .def = "50", |
| 2370 | .interval = 5, |
| 2371 | .inverse = "rwmixread", |
| 2372 | .category = FIO_OPT_C_IO, |
| 2373 | .group = FIO_OPT_G_RWMIX, |
| 2374 | }, |
| 2375 | { |
| 2376 | .name = "rwmixcycle", |
| 2377 | .lname = "Read/write mix cycle", |
| 2378 | .type = FIO_OPT_DEPRECATED, |
| 2379 | .category = FIO_OPT_C_IO, |
| 2380 | .group = FIO_OPT_G_RWMIX, |
| 2381 | }, |
| 2382 | { |
| 2383 | .name = "nice", |
| 2384 | .lname = "Nice", |
| 2385 | .type = FIO_OPT_INT, |
| 2386 | .off1 = td_var_offset(nice), |
| 2387 | .help = "Set job CPU nice value", |
| 2388 | .minval = -19, |
| 2389 | .maxval = 20, |
| 2390 | .def = "0", |
| 2391 | .interval = 1, |
| 2392 | .category = FIO_OPT_C_GENERAL, |
| 2393 | .group = FIO_OPT_G_CRED, |
| 2394 | }, |
| 2395 | #ifdef FIO_HAVE_IOPRIO |
| 2396 | { |
| 2397 | .name = "prio", |
| 2398 | .lname = "I/O nice priority", |
| 2399 | .type = FIO_OPT_INT, |
| 2400 | .off1 = td_var_offset(ioprio), |
| 2401 | .help = "Set job IO priority value", |
| 2402 | .minval = 0, |
| 2403 | .maxval = 7, |
| 2404 | .interval = 1, |
| 2405 | .category = FIO_OPT_C_GENERAL, |
| 2406 | .group = FIO_OPT_G_CRED, |
| 2407 | }, |
| 2408 | { |
| 2409 | .name = "prioclass", |
| 2410 | .lname = "I/O nice priority class", |
| 2411 | .type = FIO_OPT_INT, |
| 2412 | .off1 = td_var_offset(ioprio_class), |
| 2413 | .help = "Set job IO priority class", |
| 2414 | .minval = 0, |
| 2415 | .maxval = 3, |
| 2416 | .interval = 1, |
| 2417 | .category = FIO_OPT_C_GENERAL, |
| 2418 | .group = FIO_OPT_G_CRED, |
| 2419 | }, |
| 2420 | #endif |
| 2421 | { |
| 2422 | .name = "thinktime", |
| 2423 | .lname = "Thinktime", |
| 2424 | .type = FIO_OPT_INT, |
| 2425 | .off1 = td_var_offset(thinktime), |
| 2426 | .help = "Idle time between IO buffers (usec)", |
| 2427 | .def = "0", |
| 2428 | .category = FIO_OPT_C_IO, |
| 2429 | .group = FIO_OPT_G_THINKTIME, |
| 2430 | }, |
| 2431 | { |
| 2432 | .name = "thinktime_spin", |
| 2433 | .lname = "Thinktime spin", |
| 2434 | .type = FIO_OPT_INT, |
| 2435 | .off1 = td_var_offset(thinktime_spin), |
| 2436 | .help = "Start think time by spinning this amount (usec)", |
| 2437 | .def = "0", |
| 2438 | .parent = "thinktime", |
| 2439 | .hide = 1, |
| 2440 | .category = FIO_OPT_C_IO, |
| 2441 | .group = FIO_OPT_G_THINKTIME, |
| 2442 | }, |
| 2443 | { |
| 2444 | .name = "thinktime_blocks", |
| 2445 | .lname = "Thinktime blocks", |
| 2446 | .type = FIO_OPT_INT, |
| 2447 | .off1 = td_var_offset(thinktime_blocks), |
| 2448 | .help = "IO buffer period between 'thinktime'", |
| 2449 | .def = "1", |
| 2450 | .parent = "thinktime", |
| 2451 | .hide = 1, |
| 2452 | .category = FIO_OPT_C_IO, |
| 2453 | .group = FIO_OPT_G_THINKTIME, |
| 2454 | }, |
| 2455 | { |
| 2456 | .name = "rate", |
| 2457 | .lname = "I/O rate", |
| 2458 | .type = FIO_OPT_INT, |
| 2459 | .off1 = td_var_offset(rate[DDIR_READ]), |
| 2460 | .off2 = td_var_offset(rate[DDIR_WRITE]), |
| 2461 | .off3 = td_var_offset(rate[DDIR_TRIM]), |
| 2462 | .help = "Set bandwidth rate", |
| 2463 | .category = FIO_OPT_C_IO, |
| 2464 | .group = FIO_OPT_G_RATE, |
| 2465 | }, |
| 2466 | { |
| 2467 | .name = "ratemin", |
| 2468 | .lname = "I/O min rate", |
| 2469 | .type = FIO_OPT_INT, |
| 2470 | .off1 = td_var_offset(ratemin[DDIR_READ]), |
| 2471 | .off2 = td_var_offset(ratemin[DDIR_WRITE]), |
| 2472 | .off3 = td_var_offset(ratemin[DDIR_TRIM]), |
| 2473 | .help = "Job must meet this rate or it will be shutdown", |
| 2474 | .parent = "rate", |
| 2475 | .hide = 1, |
| 2476 | .category = FIO_OPT_C_IO, |
| 2477 | .group = FIO_OPT_G_RATE, |
| 2478 | }, |
| 2479 | { |
| 2480 | .name = "rate_iops", |
| 2481 | .lname = "I/O rate IOPS", |
| 2482 | .type = FIO_OPT_INT, |
| 2483 | .off1 = td_var_offset(rate_iops[DDIR_READ]), |
| 2484 | .off2 = td_var_offset(rate_iops[DDIR_WRITE]), |
| 2485 | .off3 = td_var_offset(rate_iops[DDIR_TRIM]), |
| 2486 | .help = "Limit IO used to this number of IO operations/sec", |
| 2487 | .hide = 1, |
| 2488 | .category = FIO_OPT_C_IO, |
| 2489 | .group = FIO_OPT_G_RATE, |
| 2490 | }, |
| 2491 | { |
| 2492 | .name = "rate_iops_min", |
| 2493 | .lname = "I/O min rate IOPS", |
| 2494 | .type = FIO_OPT_INT, |
| 2495 | .off1 = td_var_offset(rate_iops_min[DDIR_READ]), |
| 2496 | .off2 = td_var_offset(rate_iops_min[DDIR_WRITE]), |
| 2497 | .off3 = td_var_offset(rate_iops_min[DDIR_TRIM]), |
| 2498 | .help = "Job must meet this rate or it will be shut down", |
| 2499 | .parent = "rate_iops", |
| 2500 | .hide = 1, |
| 2501 | .category = FIO_OPT_C_IO, |
| 2502 | .group = FIO_OPT_G_RATE, |
| 2503 | }, |
| 2504 | { |
| 2505 | .name = "ratecycle", |
| 2506 | .lname = "I/O rate cycle", |
| 2507 | .type = FIO_OPT_INT, |
| 2508 | .off1 = td_var_offset(ratecycle), |
| 2509 | .help = "Window average for rate limits (msec)", |
| 2510 | .def = "1000", |
| 2511 | .parent = "rate", |
| 2512 | .hide = 1, |
| 2513 | .category = FIO_OPT_C_IO, |
| 2514 | .group = FIO_OPT_G_RATE, |
| 2515 | }, |
| 2516 | { |
| 2517 | .name = "max_latency", |
| 2518 | .type = FIO_OPT_INT, |
| 2519 | .off1 = td_var_offset(max_latency), |
| 2520 | .help = "Maximum tolerated IO latency (usec)", |
| 2521 | .category = FIO_OPT_C_IO, |
| 2522 | .group = FIO_OPT_G_RATE, |
| 2523 | }, |
| 2524 | { |
| 2525 | .name = "invalidate", |
| 2526 | .lname = "Cache invalidate", |
| 2527 | .type = FIO_OPT_BOOL, |
| 2528 | .off1 = td_var_offset(invalidate_cache), |
| 2529 | .help = "Invalidate buffer/page cache prior to running job", |
| 2530 | .def = "1", |
| 2531 | .category = FIO_OPT_C_IO, |
| 2532 | .group = FIO_OPT_G_IO_TYPE, |
| 2533 | }, |
| 2534 | { |
| 2535 | .name = "sync", |
| 2536 | .lname = "Synchronous I/O", |
| 2537 | .type = FIO_OPT_BOOL, |
| 2538 | .off1 = td_var_offset(sync_io), |
| 2539 | .help = "Use O_SYNC for buffered writes", |
| 2540 | .def = "0", |
| 2541 | .parent = "buffered", |
| 2542 | .hide = 1, |
| 2543 | .category = FIO_OPT_C_IO, |
| 2544 | .group = FIO_OPT_G_IO_TYPE, |
| 2545 | }, |
| 2546 | { |
| 2547 | .name = "create_serialize", |
| 2548 | .lname = "Create serialize", |
| 2549 | .type = FIO_OPT_BOOL, |
| 2550 | .off1 = td_var_offset(create_serialize), |
| 2551 | .help = "Serialize creating of job files", |
| 2552 | .def = "1", |
| 2553 | .category = FIO_OPT_C_FILE, |
| 2554 | .group = FIO_OPT_G_INVALID, |
| 2555 | }, |
| 2556 | { |
| 2557 | .name = "create_fsync", |
| 2558 | .lname = "Create fsync", |
| 2559 | .type = FIO_OPT_BOOL, |
| 2560 | .off1 = td_var_offset(create_fsync), |
| 2561 | .help = "fsync file after creation", |
| 2562 | .def = "1", |
| 2563 | .category = FIO_OPT_C_FILE, |
| 2564 | .group = FIO_OPT_G_INVALID, |
| 2565 | }, |
| 2566 | { |
| 2567 | .name = "create_on_open", |
| 2568 | .lname = "Create on open", |
| 2569 | .type = FIO_OPT_BOOL, |
| 2570 | .off1 = td_var_offset(create_on_open), |
| 2571 | .help = "Create files when they are opened for IO", |
| 2572 | .def = "0", |
| 2573 | .category = FIO_OPT_C_FILE, |
| 2574 | .group = FIO_OPT_G_INVALID, |
| 2575 | }, |
| 2576 | { |
| 2577 | .name = "create_only", |
| 2578 | .type = FIO_OPT_BOOL, |
| 2579 | .off1 = td_var_offset(create_only), |
| 2580 | .help = "Only perform file creation phase", |
| 2581 | .category = FIO_OPT_C_FILE, |
| 2582 | .def = "0", |
| 2583 | }, |
| 2584 | { |
| 2585 | .name = "pre_read", |
| 2586 | .lname = "Pre-read files", |
| 2587 | .type = FIO_OPT_BOOL, |
| 2588 | .off1 = td_var_offset(pre_read), |
| 2589 | .help = "Pre-read files before starting official testing", |
| 2590 | .def = "0", |
| 2591 | .category = FIO_OPT_C_FILE, |
| 2592 | .group = FIO_OPT_G_INVALID, |
| 2593 | }, |
| 2594 | #ifdef FIO_HAVE_CPU_AFFINITY |
| 2595 | { |
| 2596 | .name = "cpumask", |
| 2597 | .lname = "CPU mask", |
| 2598 | .type = FIO_OPT_INT, |
| 2599 | .cb = str_cpumask_cb, |
| 2600 | .help = "CPU affinity mask", |
| 2601 | .category = FIO_OPT_C_GENERAL, |
| 2602 | .group = FIO_OPT_G_CRED, |
| 2603 | }, |
| 2604 | { |
| 2605 | .name = "cpus_allowed", |
| 2606 | .lname = "CPUs allowed", |
| 2607 | .type = FIO_OPT_STR, |
| 2608 | .cb = str_cpus_allowed_cb, |
| 2609 | .help = "Set CPUs allowed", |
| 2610 | .category = FIO_OPT_C_GENERAL, |
| 2611 | .group = FIO_OPT_G_CRED, |
| 2612 | }, |
| 2613 | #endif |
| 2614 | #ifdef CONFIG_LIBNUMA |
| 2615 | { |
| 2616 | .name = "numa_cpu_nodes", |
| 2617 | .type = FIO_OPT_STR, |
| 2618 | .cb = str_numa_cpunodes_cb, |
| 2619 | .help = "NUMA CPU nodes bind", |
| 2620 | .category = FIO_OPT_C_GENERAL, |
| 2621 | .group = FIO_OPT_G_INVALID, |
| 2622 | }, |
| 2623 | { |
| 2624 | .name = "numa_mem_policy", |
| 2625 | .type = FIO_OPT_STR, |
| 2626 | .cb = str_numa_mpol_cb, |
| 2627 | .help = "NUMA memory policy setup", |
| 2628 | .category = FIO_OPT_C_GENERAL, |
| 2629 | .group = FIO_OPT_G_INVALID, |
| 2630 | }, |
| 2631 | #endif |
| 2632 | { |
| 2633 | .name = "end_fsync", |
| 2634 | .lname = "End fsync", |
| 2635 | .type = FIO_OPT_BOOL, |
| 2636 | .off1 = td_var_offset(end_fsync), |
| 2637 | .help = "Include fsync at the end of job", |
| 2638 | .def = "0", |
| 2639 | .category = FIO_OPT_C_FILE, |
| 2640 | .group = FIO_OPT_G_INVALID, |
| 2641 | }, |
| 2642 | { |
| 2643 | .name = "fsync_on_close", |
| 2644 | .lname = "Fsync on close", |
| 2645 | .type = FIO_OPT_BOOL, |
| 2646 | .off1 = td_var_offset(fsync_on_close), |
| 2647 | .help = "fsync files on close", |
| 2648 | .def = "0", |
| 2649 | .category = FIO_OPT_C_FILE, |
| 2650 | .group = FIO_OPT_G_INVALID, |
| 2651 | }, |
| 2652 | { |
| 2653 | .name = "unlink", |
| 2654 | .lname = "Unlink file", |
| 2655 | .type = FIO_OPT_BOOL, |
| 2656 | .off1 = td_var_offset(unlink), |
| 2657 | .help = "Unlink created files after job has completed", |
| 2658 | .def = "0", |
| 2659 | .category = FIO_OPT_C_FILE, |
| 2660 | .group = FIO_OPT_G_INVALID, |
| 2661 | }, |
| 2662 | { |
| 2663 | .name = "exitall", |
| 2664 | .lname = "Exit-all on terminate", |
| 2665 | .type = FIO_OPT_STR_SET, |
| 2666 | .cb = str_exitall_cb, |
| 2667 | .help = "Terminate all jobs when one exits", |
| 2668 | .category = FIO_OPT_C_GENERAL, |
| 2669 | .group = FIO_OPT_G_PROCESS, |
| 2670 | }, |
| 2671 | { |
| 2672 | .name = "stonewall", |
| 2673 | .lname = "Wait for previous", |
| 2674 | .alias = "wait_for_previous", |
| 2675 | .type = FIO_OPT_STR_SET, |
| 2676 | .off1 = td_var_offset(stonewall), |
| 2677 | .help = "Insert a hard barrier between this job and previous", |
| 2678 | .category = FIO_OPT_C_GENERAL, |
| 2679 | .group = FIO_OPT_G_PROCESS, |
| 2680 | }, |
| 2681 | { |
| 2682 | .name = "new_group", |
| 2683 | .lname = "New group", |
| 2684 | .type = FIO_OPT_STR_SET, |
| 2685 | .off1 = td_var_offset(new_group), |
| 2686 | .help = "Mark the start of a new group (for reporting)", |
| 2687 | .category = FIO_OPT_C_GENERAL, |
| 2688 | .group = FIO_OPT_G_PROCESS, |
| 2689 | }, |
| 2690 | { |
| 2691 | .name = "thread", |
| 2692 | .lname = "Thread", |
| 2693 | .type = FIO_OPT_STR_SET, |
| 2694 | .off1 = td_var_offset(use_thread), |
| 2695 | .help = "Use threads instead of processes", |
| 2696 | .category = FIO_OPT_C_GENERAL, |
| 2697 | .group = FIO_OPT_G_PROCESS, |
| 2698 | }, |
| 2699 | { |
| 2700 | .name = "write_bw_log", |
| 2701 | .lname = "Write bandwidth log", |
| 2702 | .type = FIO_OPT_STR_STORE, |
| 2703 | .off1 = td_var_offset(bw_log_file), |
| 2704 | .help = "Write log of bandwidth during run", |
| 2705 | .category = FIO_OPT_C_LOG, |
| 2706 | .group = FIO_OPT_G_INVALID, |
| 2707 | }, |
| 2708 | { |
| 2709 | .name = "write_lat_log", |
| 2710 | .lname = "Write latency log", |
| 2711 | .type = FIO_OPT_STR_STORE, |
| 2712 | .off1 = td_var_offset(lat_log_file), |
| 2713 | .help = "Write log of latency during run", |
| 2714 | .category = FIO_OPT_C_LOG, |
| 2715 | .group = FIO_OPT_G_INVALID, |
| 2716 | }, |
| 2717 | { |
| 2718 | .name = "write_iops_log", |
| 2719 | .lname = "Write IOPS log", |
| 2720 | .type = FIO_OPT_STR, |
| 2721 | .off1 = td_var_offset(iops_log_file), |
| 2722 | .help = "Write log of IOPS during run", |
| 2723 | .category = FIO_OPT_C_LOG, |
| 2724 | .group = FIO_OPT_G_INVALID, |
| 2725 | }, |
| 2726 | { |
| 2727 | .name = "log_avg_msec", |
| 2728 | .lname = "Log averaging (msec)", |
| 2729 | .type = FIO_OPT_INT, |
| 2730 | .off1 = td_var_offset(log_avg_msec), |
| 2731 | .help = "Average bw/iops/lat logs over this period of time", |
| 2732 | .def = "0", |
| 2733 | .category = FIO_OPT_C_LOG, |
| 2734 | .group = FIO_OPT_G_INVALID, |
| 2735 | }, |
| 2736 | { |
| 2737 | .name = "bwavgtime", |
| 2738 | .lname = "Bandwidth average time", |
| 2739 | .type = FIO_OPT_INT, |
| 2740 | .off1 = td_var_offset(bw_avg_time), |
| 2741 | .help = "Time window over which to calculate bandwidth" |
| 2742 | " (msec)", |
| 2743 | .def = "500", |
| 2744 | .parent = "write_bw_log", |
| 2745 | .hide = 1, |
| 2746 | .interval = 100, |
| 2747 | .category = FIO_OPT_C_LOG, |
| 2748 | .group = FIO_OPT_G_INVALID, |
| 2749 | }, |
| 2750 | { |
| 2751 | .name = "iopsavgtime", |
| 2752 | .lname = "IOPS average time", |
| 2753 | .type = FIO_OPT_INT, |
| 2754 | .off1 = td_var_offset(iops_avg_time), |
| 2755 | .help = "Time window over which to calculate IOPS (msec)", |
| 2756 | .def = "500", |
| 2757 | .parent = "write_iops_log", |
| 2758 | .hide = 1, |
| 2759 | .interval = 100, |
| 2760 | .category = FIO_OPT_C_LOG, |
| 2761 | .group = FIO_OPT_G_INVALID, |
| 2762 | }, |
| 2763 | { |
| 2764 | .name = "group_reporting", |
| 2765 | .lname = "Group reporting", |
| 2766 | .type = FIO_OPT_BOOL, |
| 2767 | .off1 = td_var_offset(group_reporting), |
| 2768 | .help = "Do reporting on a per-group basis", |
| 2769 | .category = FIO_OPT_C_STAT, |
| 2770 | .group = FIO_OPT_G_INVALID, |
| 2771 | }, |
| 2772 | { |
| 2773 | .name = "zero_buffers", |
| 2774 | .lname = "Zero I/O buffers", |
| 2775 | .type = FIO_OPT_STR_SET, |
| 2776 | .off1 = td_var_offset(zero_buffers), |
| 2777 | .help = "Init IO buffers to all zeroes", |
| 2778 | .category = FIO_OPT_C_IO, |
| 2779 | .group = FIO_OPT_G_IO_BUF, |
| 2780 | }, |
| 2781 | { |
| 2782 | .name = "refill_buffers", |
| 2783 | .lname = "Refill I/O buffers", |
| 2784 | .type = FIO_OPT_STR_SET, |
| 2785 | .off1 = td_var_offset(refill_buffers), |
| 2786 | .help = "Refill IO buffers on every IO submit", |
| 2787 | .category = FIO_OPT_C_IO, |
| 2788 | .group = FIO_OPT_G_IO_BUF, |
| 2789 | }, |
| 2790 | { |
| 2791 | .name = "scramble_buffers", |
| 2792 | .lname = "Scramble I/O buffers", |
| 2793 | .type = FIO_OPT_BOOL, |
| 2794 | .off1 = td_var_offset(scramble_buffers), |
| 2795 | .help = "Slightly scramble buffers on every IO submit", |
| 2796 | .def = "1", |
| 2797 | .category = FIO_OPT_C_IO, |
| 2798 | .group = FIO_OPT_G_IO_BUF, |
| 2799 | }, |
| 2800 | { |
| 2801 | .name = "buffer_compress_percentage", |
| 2802 | .lname = "Buffer compression percentage", |
| 2803 | .type = FIO_OPT_INT, |
| 2804 | .off1 = td_var_offset(compress_percentage), |
| 2805 | .maxval = 100, |
| 2806 | .minval = 1, |
| 2807 | .help = "How compressible the buffer is (approximately)", |
| 2808 | .interval = 5, |
| 2809 | .category = FIO_OPT_C_IO, |
| 2810 | .group = FIO_OPT_G_IO_BUF, |
| 2811 | }, |
| 2812 | { |
| 2813 | .name = "buffer_compress_chunk", |
| 2814 | .lname = "Buffer compression chunk size", |
| 2815 | .type = FIO_OPT_INT, |
| 2816 | .off1 = td_var_offset(compress_chunk), |
| 2817 | .parent = "buffer_compress_percentage", |
| 2818 | .hide = 1, |
| 2819 | .help = "Size of compressible region in buffer", |
| 2820 | .interval = 256, |
| 2821 | .category = FIO_OPT_C_IO, |
| 2822 | .group = FIO_OPT_G_IO_BUF, |
| 2823 | }, |
| 2824 | { |
| 2825 | .name = "clat_percentiles", |
| 2826 | .lname = "Completion latency percentiles", |
| 2827 | .type = FIO_OPT_BOOL, |
| 2828 | .off1 = td_var_offset(clat_percentiles), |
| 2829 | .help = "Enable the reporting of completion latency percentiles", |
| 2830 | .def = "1", |
| 2831 | .category = FIO_OPT_C_STAT, |
| 2832 | .group = FIO_OPT_G_INVALID, |
| 2833 | }, |
| 2834 | { |
| 2835 | .name = "percentile_list", |
| 2836 | .lname = "Completion latency percentile list", |
| 2837 | .type = FIO_OPT_FLOAT_LIST, |
| 2838 | .off1 = td_var_offset(percentile_list), |
| 2839 | .off2 = td_var_offset(percentile_precision), |
| 2840 | .help = "Specify a custom list of percentiles to report", |
| 2841 | .def = "1:5:10:20:30:40:50:60:70:80:90:95:99:99.5:99.9:99.95:99.99", |
| 2842 | .maxlen = FIO_IO_U_LIST_MAX_LEN, |
| 2843 | .minfp = 0.0, |
| 2844 | .maxfp = 100.0, |
| 2845 | .category = FIO_OPT_C_STAT, |
| 2846 | .group = FIO_OPT_G_INVALID, |
| 2847 | }, |
| 2848 | |
| 2849 | #ifdef FIO_HAVE_DISK_UTIL |
| 2850 | { |
| 2851 | .name = "disk_util", |
| 2852 | .lname = "Disk utilization", |
| 2853 | .type = FIO_OPT_BOOL, |
| 2854 | .off1 = td_var_offset(do_disk_util), |
| 2855 | .help = "Log disk utilization statistics", |
| 2856 | .def = "1", |
| 2857 | .category = FIO_OPT_C_STAT, |
| 2858 | .group = FIO_OPT_G_INVALID, |
| 2859 | }, |
| 2860 | #endif |
| 2861 | { |
| 2862 | .name = "gtod_reduce", |
| 2863 | .lname = "Reduce gettimeofday() calls", |
| 2864 | .type = FIO_OPT_BOOL, |
| 2865 | .help = "Greatly reduce number of gettimeofday() calls", |
| 2866 | .cb = str_gtod_reduce_cb, |
| 2867 | .def = "0", |
| 2868 | .hide_on_set = 1, |
| 2869 | .category = FIO_OPT_C_STAT, |
| 2870 | .group = FIO_OPT_G_INVALID, |
| 2871 | }, |
| 2872 | { |
| 2873 | .name = "disable_lat", |
| 2874 | .lname = "Disable all latency stats", |
| 2875 | .type = FIO_OPT_BOOL, |
| 2876 | .off1 = td_var_offset(disable_lat), |
| 2877 | .help = "Disable latency numbers", |
| 2878 | .parent = "gtod_reduce", |
| 2879 | .hide = 1, |
| 2880 | .def = "0", |
| 2881 | .category = FIO_OPT_C_STAT, |
| 2882 | .group = FIO_OPT_G_INVALID, |
| 2883 | }, |
| 2884 | { |
| 2885 | .name = "disable_clat", |
| 2886 | .lname = "Disable completion latency stats", |
| 2887 | .type = FIO_OPT_BOOL, |
| 2888 | .off1 = td_var_offset(disable_clat), |
| 2889 | .help = "Disable completion latency numbers", |
| 2890 | .parent = "gtod_reduce", |
| 2891 | .hide = 1, |
| 2892 | .def = "0", |
| 2893 | .category = FIO_OPT_C_STAT, |
| 2894 | .group = FIO_OPT_G_INVALID, |
| 2895 | }, |
| 2896 | { |
| 2897 | .name = "disable_slat", |
| 2898 | .lname = "Disable submission latency stats", |
| 2899 | .type = FIO_OPT_BOOL, |
| 2900 | .off1 = td_var_offset(disable_slat), |
| 2901 | .help = "Disable submission latency numbers", |
| 2902 | .parent = "gtod_reduce", |
| 2903 | .hide = 1, |
| 2904 | .def = "0", |
| 2905 | .category = FIO_OPT_C_STAT, |
| 2906 | .group = FIO_OPT_G_INVALID, |
| 2907 | }, |
| 2908 | { |
| 2909 | .name = "disable_bw_measurement", |
| 2910 | .lname = "Disable bandwidth stats", |
| 2911 | .type = FIO_OPT_BOOL, |
| 2912 | .off1 = td_var_offset(disable_bw), |
| 2913 | .help = "Disable bandwidth logging", |
| 2914 | .parent = "gtod_reduce", |
| 2915 | .hide = 1, |
| 2916 | .def = "0", |
| 2917 | .category = FIO_OPT_C_STAT, |
| 2918 | .group = FIO_OPT_G_INVALID, |
| 2919 | }, |
| 2920 | { |
| 2921 | .name = "gtod_cpu", |
| 2922 | .lname = "Dedicated gettimeofday() CPU", |
| 2923 | .type = FIO_OPT_INT, |
| 2924 | .cb = str_gtod_cpu_cb, |
| 2925 | .help = "Set up dedicated gettimeofday() thread on this CPU", |
| 2926 | .verify = gtod_cpu_verify, |
| 2927 | .category = FIO_OPT_C_GENERAL, |
| 2928 | .group = FIO_OPT_G_CLOCK, |
| 2929 | }, |
| 2930 | { |
| 2931 | .name = "unified_rw_reporting", |
| 2932 | .type = FIO_OPT_BOOL, |
| 2933 | .off1 = td_var_offset(unified_rw_rep), |
| 2934 | .help = "Unify reporting across data direction", |
| 2935 | .def = "0", |
| 2936 | .category = FIO_OPT_C_GENERAL, |
| 2937 | .group = FIO_OPT_G_INVALID, |
| 2938 | }, |
| 2939 | { |
| 2940 | .name = "continue_on_error", |
| 2941 | .lname = "Continue on error", |
| 2942 | .type = FIO_OPT_STR, |
| 2943 | .off1 = td_var_offset(continue_on_error), |
| 2944 | .help = "Continue on non-fatal errors during IO", |
| 2945 | .def = "none", |
| 2946 | .category = FIO_OPT_C_GENERAL, |
| 2947 | .group = FIO_OPT_G_ERR, |
| 2948 | .posval = { |
| 2949 | { .ival = "none", |
| 2950 | .oval = ERROR_TYPE_NONE, |
| 2951 | .help = "Exit when an error is encountered", |
| 2952 | }, |
| 2953 | { .ival = "read", |
| 2954 | .oval = ERROR_TYPE_READ, |
| 2955 | .help = "Continue on read errors only", |
| 2956 | }, |
| 2957 | { .ival = "write", |
| 2958 | .oval = ERROR_TYPE_WRITE, |
| 2959 | .help = "Continue on write errors only", |
| 2960 | }, |
| 2961 | { .ival = "io", |
| 2962 | .oval = ERROR_TYPE_READ | ERROR_TYPE_WRITE, |
| 2963 | .help = "Continue on any IO errors", |
| 2964 | }, |
| 2965 | { .ival = "verify", |
| 2966 | .oval = ERROR_TYPE_VERIFY, |
| 2967 | .help = "Continue on verify errors only", |
| 2968 | }, |
| 2969 | { .ival = "all", |
| 2970 | .oval = ERROR_TYPE_ANY, |
| 2971 | .help = "Continue on all io and verify errors", |
| 2972 | }, |
| 2973 | { .ival = "0", |
| 2974 | .oval = ERROR_TYPE_NONE, |
| 2975 | .help = "Alias for 'none'", |
| 2976 | }, |
| 2977 | { .ival = "1", |
| 2978 | .oval = ERROR_TYPE_ANY, |
| 2979 | .help = "Alias for 'all'", |
| 2980 | }, |
| 2981 | }, |
| 2982 | }, |
| 2983 | { |
| 2984 | .name = "ignore_error", |
| 2985 | .type = FIO_OPT_STR, |
| 2986 | .cb = str_ignore_error_cb, |
| 2987 | .help = "Set a specific list of errors to ignore", |
| 2988 | .parent = "rw", |
| 2989 | .category = FIO_OPT_C_GENERAL, |
| 2990 | .group = FIO_OPT_G_ERR, |
| 2991 | }, |
| 2992 | { |
| 2993 | .name = "error_dump", |
| 2994 | .type = FIO_OPT_BOOL, |
| 2995 | .off1 = td_var_offset(error_dump), |
| 2996 | .def = "0", |
| 2997 | .help = "Dump info on each error", |
| 2998 | .category = FIO_OPT_C_GENERAL, |
| 2999 | .group = FIO_OPT_G_ERR, |
| 3000 | }, |
| 3001 | { |
| 3002 | .name = "profile", |
| 3003 | .lname = "Profile", |
| 3004 | .type = FIO_OPT_STR_STORE, |
| 3005 | .off1 = td_var_offset(profile), |
| 3006 | .help = "Select a specific builtin performance test", |
| 3007 | .category = FIO_OPT_C_PROFILE, |
| 3008 | .group = FIO_OPT_G_INVALID, |
| 3009 | }, |
| 3010 | { |
| 3011 | .name = "cgroup", |
| 3012 | .lname = "Cgroup", |
| 3013 | .type = FIO_OPT_STR_STORE, |
| 3014 | .off1 = td_var_offset(cgroup), |
| 3015 | .help = "Add job to cgroup of this name", |
| 3016 | .category = FIO_OPT_C_GENERAL, |
| 3017 | .group = FIO_OPT_G_CGROUP, |
| 3018 | }, |
| 3019 | { |
| 3020 | .name = "cgroup_nodelete", |
| 3021 | .lname = "Cgroup no-delete", |
| 3022 | .type = FIO_OPT_BOOL, |
| 3023 | .off1 = td_var_offset(cgroup_nodelete), |
| 3024 | .help = "Do not delete cgroups after job completion", |
| 3025 | .def = "0", |
| 3026 | .parent = "cgroup", |
| 3027 | .category = FIO_OPT_C_GENERAL, |
| 3028 | .group = FIO_OPT_G_CGROUP, |
| 3029 | }, |
| 3030 | { |
| 3031 | .name = "cgroup_weight", |
| 3032 | .lname = "Cgroup weight", |
| 3033 | .type = FIO_OPT_INT, |
| 3034 | .off1 = td_var_offset(cgroup_weight), |
| 3035 | .help = "Use given weight for cgroup", |
| 3036 | .minval = 100, |
| 3037 | .maxval = 1000, |
| 3038 | .parent = "cgroup", |
| 3039 | .category = FIO_OPT_C_GENERAL, |
| 3040 | .group = FIO_OPT_G_CGROUP, |
| 3041 | }, |
| 3042 | { |
| 3043 | .name = "uid", |
| 3044 | .lname = "User ID", |
| 3045 | .type = FIO_OPT_INT, |
| 3046 | .off1 = td_var_offset(uid), |
| 3047 | .help = "Run job with this user ID", |
| 3048 | .category = FIO_OPT_C_GENERAL, |
| 3049 | .group = FIO_OPT_G_CRED, |
| 3050 | }, |
| 3051 | { |
| 3052 | .name = "gid", |
| 3053 | .lname = "Group ID", |
| 3054 | .type = FIO_OPT_INT, |
| 3055 | .off1 = td_var_offset(gid), |
| 3056 | .help = "Run job with this group ID", |
| 3057 | .category = FIO_OPT_C_GENERAL, |
| 3058 | .group = FIO_OPT_G_CRED, |
| 3059 | }, |
| 3060 | { |
| 3061 | .name = "kb_base", |
| 3062 | .lname = "KB Base", |
| 3063 | .type = FIO_OPT_INT, |
| 3064 | .off1 = td_var_offset(kb_base), |
| 3065 | .prio = 1, |
| 3066 | .def = "1024", |
| 3067 | .posval = { |
| 3068 | { .ival = "1024", |
| 3069 | .oval = 1024, |
| 3070 | .help = "Use 1024 as the K base", |
| 3071 | }, |
| 3072 | { .ival = "1000", |
| 3073 | .oval = 1000, |
| 3074 | .help = "Use 1000 as the K base", |
| 3075 | }, |
| 3076 | }, |
| 3077 | .help = "How many bytes per KB for reporting (1000 or 1024)", |
| 3078 | .category = FIO_OPT_C_GENERAL, |
| 3079 | .group = FIO_OPT_G_INVALID, |
| 3080 | }, |
| 3081 | { |
| 3082 | .name = "unit_base", |
| 3083 | .lname = "Base unit for reporting (Bits or Bytes)", |
| 3084 | .type = FIO_OPT_INT, |
| 3085 | .off1 = td_var_offset(unit_base), |
| 3086 | .prio = 1, |
| 3087 | .posval = { |
| 3088 | { .ival = "0", |
| 3089 | .oval = 0, |
| 3090 | .help = "Auto-detect", |
| 3091 | }, |
| 3092 | { .ival = "8", |
| 3093 | .oval = 8, |
| 3094 | .help = "Normal (byte based)", |
| 3095 | }, |
| 3096 | { .ival = "1", |
| 3097 | .oval = 1, |
| 3098 | .help = "Bit based", |
| 3099 | }, |
| 3100 | }, |
| 3101 | .help = "Bit multiple of result summary data (8 for byte, 1 for bit)", |
| 3102 | .category = FIO_OPT_C_GENERAL, |
| 3103 | .group = FIO_OPT_G_INVALID, |
| 3104 | }, |
| 3105 | { |
| 3106 | .name = "hugepage-size", |
| 3107 | .lname = "Hugepage size", |
| 3108 | .type = FIO_OPT_INT, |
| 3109 | .off1 = td_var_offset(hugepage_size), |
| 3110 | .help = "When using hugepages, specify size of each page", |
| 3111 | .def = __fio_stringify(FIO_HUGE_PAGE), |
| 3112 | .interval = 1024 * 1024, |
| 3113 | .category = FIO_OPT_C_GENERAL, |
| 3114 | .group = FIO_OPT_G_INVALID, |
| 3115 | }, |
| 3116 | { |
| 3117 | .name = "flow_id", |
| 3118 | .lname = "I/O flow ID", |
| 3119 | .type = FIO_OPT_INT, |
| 3120 | .off1 = td_var_offset(flow_id), |
| 3121 | .help = "The flow index ID to use", |
| 3122 | .def = "0", |
| 3123 | .category = FIO_OPT_C_IO, |
| 3124 | .group = FIO_OPT_G_IO_FLOW, |
| 3125 | }, |
| 3126 | { |
| 3127 | .name = "flow", |
| 3128 | .lname = "I/O flow weight", |
| 3129 | .type = FIO_OPT_INT, |
| 3130 | .off1 = td_var_offset(flow), |
| 3131 | .help = "Weight for flow control of this job", |
| 3132 | .parent = "flow_id", |
| 3133 | .hide = 1, |
| 3134 | .def = "0", |
| 3135 | .category = FIO_OPT_C_IO, |
| 3136 | .group = FIO_OPT_G_IO_FLOW, |
| 3137 | }, |
| 3138 | { |
| 3139 | .name = "flow_watermark", |
| 3140 | .lname = "I/O flow watermark", |
| 3141 | .type = FIO_OPT_INT, |
| 3142 | .off1 = td_var_offset(flow_watermark), |
| 3143 | .help = "High watermark for flow control. This option" |
| 3144 | " should be set to the same value for all threads" |
| 3145 | " with non-zero flow.", |
| 3146 | .parent = "flow_id", |
| 3147 | .hide = 1, |
| 3148 | .def = "1024", |
| 3149 | .category = FIO_OPT_C_IO, |
| 3150 | .group = FIO_OPT_G_IO_FLOW, |
| 3151 | }, |
| 3152 | { |
| 3153 | .name = "flow_sleep", |
| 3154 | .lname = "I/O flow sleep", |
| 3155 | .type = FIO_OPT_INT, |
| 3156 | .off1 = td_var_offset(flow_sleep), |
| 3157 | .help = "How many microseconds to sleep after being held" |
| 3158 | " back by the flow control mechanism", |
| 3159 | .parent = "flow_id", |
| 3160 | .hide = 1, |
| 3161 | .def = "0", |
| 3162 | .category = FIO_OPT_C_IO, |
| 3163 | .group = FIO_OPT_G_IO_FLOW, |
| 3164 | }, |
| 3165 | { |
| 3166 | .name = NULL, |
| 3167 | }, |
| 3168 | }; |
| 3169 | |
| 3170 | static void add_to_lopt(struct option *lopt, struct fio_option *o, |
| 3171 | const char *name, int val) |
| 3172 | { |
| 3173 | lopt->name = (char *) name; |
| 3174 | lopt->val = val; |
| 3175 | if (o->type == FIO_OPT_STR_SET) |
| 3176 | lopt->has_arg = no_argument; |
| 3177 | else |
| 3178 | lopt->has_arg = required_argument; |
| 3179 | } |
| 3180 | |
| 3181 | static void options_to_lopts(struct fio_option *opts, |
| 3182 | struct option *long_options, |
| 3183 | int i, int option_type) |
| 3184 | { |
| 3185 | struct fio_option *o = &opts[0]; |
| 3186 | while (o->name) { |
| 3187 | add_to_lopt(&long_options[i], o, o->name, option_type); |
| 3188 | if (o->alias) { |
| 3189 | i++; |
| 3190 | add_to_lopt(&long_options[i], o, o->alias, option_type); |
| 3191 | } |
| 3192 | |
| 3193 | i++; |
| 3194 | o++; |
| 3195 | assert(i < FIO_NR_OPTIONS); |
| 3196 | } |
| 3197 | } |
| 3198 | |
| 3199 | void fio_options_set_ioengine_opts(struct option *long_options, |
| 3200 | struct thread_data *td) |
| 3201 | { |
| 3202 | unsigned int i; |
| 3203 | |
| 3204 | i = 0; |
| 3205 | while (long_options[i].name) { |
| 3206 | if (long_options[i].val == FIO_GETOPT_IOENGINE) { |
| 3207 | memset(&long_options[i], 0, sizeof(*long_options)); |
| 3208 | break; |
| 3209 | } |
| 3210 | i++; |
| 3211 | } |
| 3212 | |
| 3213 | /* |
| 3214 | * Just clear out the prior ioengine options. |
| 3215 | */ |
| 3216 | if (!td || !td->eo) |
| 3217 | return; |
| 3218 | |
| 3219 | options_to_lopts(td->io_ops->options, long_options, i, |
| 3220 | FIO_GETOPT_IOENGINE); |
| 3221 | } |
| 3222 | |
| 3223 | void fio_options_dup_and_init(struct option *long_options) |
| 3224 | { |
| 3225 | unsigned int i; |
| 3226 | |
| 3227 | options_init(fio_options); |
| 3228 | |
| 3229 | i = 0; |
| 3230 | while (long_options[i].name) |
| 3231 | i++; |
| 3232 | |
| 3233 | options_to_lopts(fio_options, long_options, i, FIO_GETOPT_JOB); |
| 3234 | } |
| 3235 | |
| 3236 | struct fio_keyword { |
| 3237 | const char *word; |
| 3238 | const char *desc; |
| 3239 | char *replace; |
| 3240 | }; |
| 3241 | |
| 3242 | static struct fio_keyword fio_keywords[] = { |
| 3243 | { |
| 3244 | .word = "$pagesize", |
| 3245 | .desc = "Page size in the system", |
| 3246 | }, |
| 3247 | { |
| 3248 | .word = "$mb_memory", |
| 3249 | .desc = "Megabytes of memory online", |
| 3250 | }, |
| 3251 | { |
| 3252 | .word = "$ncpus", |
| 3253 | .desc = "Number of CPUs online in the system", |
| 3254 | }, |
| 3255 | { |
| 3256 | .word = NULL, |
| 3257 | }, |
| 3258 | }; |
| 3259 | |
| 3260 | void fio_keywords_init(void) |
| 3261 | { |
| 3262 | unsigned long long mb_memory; |
| 3263 | char buf[128]; |
| 3264 | long l; |
| 3265 | |
| 3266 | sprintf(buf, "%lu", (unsigned long) page_size); |
| 3267 | fio_keywords[0].replace = strdup(buf); |
| 3268 | |
| 3269 | mb_memory = os_phys_mem() / (1024 * 1024); |
| 3270 | sprintf(buf, "%llu", mb_memory); |
| 3271 | fio_keywords[1].replace = strdup(buf); |
| 3272 | |
| 3273 | l = cpus_online(); |
| 3274 | sprintf(buf, "%lu", l); |
| 3275 | fio_keywords[2].replace = strdup(buf); |
| 3276 | } |
| 3277 | |
| 3278 | #define BC_APP "bc" |
| 3279 | |
| 3280 | static char *bc_calc(char *str) |
| 3281 | { |
| 3282 | char buf[128], *tmp; |
| 3283 | FILE *f; |
| 3284 | int ret; |
| 3285 | |
| 3286 | /* |
| 3287 | * No math, just return string |
| 3288 | */ |
| 3289 | if ((!strchr(str, '+') && !strchr(str, '-') && !strchr(str, '*') && |
| 3290 | !strchr(str, '/')) || strchr(str, '\'')) |
| 3291 | return str; |
| 3292 | |
| 3293 | /* |
| 3294 | * Split option from value, we only need to calculate the value |
| 3295 | */ |
| 3296 | tmp = strchr(str, '='); |
| 3297 | if (!tmp) |
| 3298 | return str; |
| 3299 | |
| 3300 | tmp++; |
| 3301 | |
| 3302 | /* |
| 3303 | * Prevent buffer overflows; such a case isn't reasonable anyway |
| 3304 | */ |
| 3305 | if (strlen(str) >= 128 || strlen(tmp) > 100) |
| 3306 | return str; |
| 3307 | |
| 3308 | sprintf(buf, "which %s > /dev/null", BC_APP); |
| 3309 | if (system(buf)) { |
| 3310 | log_err("fio: bc is needed for performing math\n"); |
| 3311 | return NULL; |
| 3312 | } |
| 3313 | |
| 3314 | sprintf(buf, "echo '%s' | %s", tmp, BC_APP); |
| 3315 | f = popen(buf, "r"); |
| 3316 | if (!f) |
| 3317 | return NULL; |
| 3318 | |
| 3319 | ret = fread(&buf[tmp - str], 1, 128 - (tmp - str), f); |
| 3320 | if (ret <= 0) |
| 3321 | return NULL; |
| 3322 | |
| 3323 | pclose(f); |
| 3324 | buf[(tmp - str) + ret - 1] = '\0'; |
| 3325 | memcpy(buf, str, tmp - str); |
| 3326 | free(str); |
| 3327 | return strdup(buf); |
| 3328 | } |
| 3329 | |
| 3330 | /* |
| 3331 | * Return a copy of the input string with substrings of the form ${VARNAME} |
| 3332 | * substituted with the value of the environment variable VARNAME. The |
| 3333 | * substitution always occurs, even if VARNAME is empty or the corresponding |
| 3334 | * environment variable undefined. |
| 3335 | */ |
| 3336 | static char *option_dup_subs(const char *opt) |
| 3337 | { |
| 3338 | char out[OPT_LEN_MAX+1]; |
| 3339 | char in[OPT_LEN_MAX+1]; |
| 3340 | char *outptr = out; |
| 3341 | char *inptr = in; |
| 3342 | char *ch1, *ch2, *env; |
| 3343 | ssize_t nchr = OPT_LEN_MAX; |
| 3344 | size_t envlen; |
| 3345 | |
| 3346 | if (strlen(opt) + 1 > OPT_LEN_MAX) { |
| 3347 | log_err("OPT_LEN_MAX (%d) is too small\n", OPT_LEN_MAX); |
| 3348 | return NULL; |
| 3349 | } |
| 3350 | |
| 3351 | in[OPT_LEN_MAX] = '\0'; |
| 3352 | strncpy(in, opt, OPT_LEN_MAX); |
| 3353 | |
| 3354 | while (*inptr && nchr > 0) { |
| 3355 | if (inptr[0] == '$' && inptr[1] == '{') { |
| 3356 | ch2 = strchr(inptr, '}'); |
| 3357 | if (ch2 && inptr+1 < ch2) { |
| 3358 | ch1 = inptr+2; |
| 3359 | inptr = ch2+1; |
| 3360 | *ch2 = '\0'; |
| 3361 | |
| 3362 | env = getenv(ch1); |
| 3363 | if (env) { |
| 3364 | envlen = strlen(env); |
| 3365 | if (envlen <= nchr) { |
| 3366 | memcpy(outptr, env, envlen); |
| 3367 | outptr += envlen; |
| 3368 | nchr -= envlen; |
| 3369 | } |
| 3370 | } |
| 3371 | |
| 3372 | continue; |
| 3373 | } |
| 3374 | } |
| 3375 | |
| 3376 | *outptr++ = *inptr++; |
| 3377 | --nchr; |
| 3378 | } |
| 3379 | |
| 3380 | *outptr = '\0'; |
| 3381 | return strdup(out); |
| 3382 | } |
| 3383 | |
| 3384 | /* |
| 3385 | * Look for reserved variable names and replace them with real values |
| 3386 | */ |
| 3387 | static char *fio_keyword_replace(char *opt) |
| 3388 | { |
| 3389 | char *s; |
| 3390 | int i; |
| 3391 | int docalc = 0; |
| 3392 | |
| 3393 | for (i = 0; fio_keywords[i].word != NULL; i++) { |
| 3394 | struct fio_keyword *kw = &fio_keywords[i]; |
| 3395 | |
| 3396 | while ((s = strstr(opt, kw->word)) != NULL) { |
| 3397 | char *new = malloc(strlen(opt) + 1); |
| 3398 | char *o_org = opt; |
| 3399 | int olen = s - opt; |
| 3400 | int len; |
| 3401 | |
| 3402 | /* |
| 3403 | * Copy part of the string before the keyword and |
| 3404 | * sprintf() the replacement after it. |
| 3405 | */ |
| 3406 | memcpy(new, opt, olen); |
| 3407 | len = sprintf(new + olen, "%s", kw->replace); |
| 3408 | |
| 3409 | /* |
| 3410 | * If there's more in the original string, copy that |
| 3411 | * in too |
| 3412 | */ |
| 3413 | opt += strlen(kw->word) + olen; |
| 3414 | if (strlen(opt)) |
| 3415 | memcpy(new + olen + len, opt, opt - o_org - 1); |
| 3416 | |
| 3417 | /* |
| 3418 | * replace opt and free the old opt |
| 3419 | */ |
| 3420 | opt = new; |
| 3421 | free(o_org); |
| 3422 | |
| 3423 | docalc = 1; |
| 3424 | } |
| 3425 | } |
| 3426 | |
| 3427 | /* |
| 3428 | * Check for potential math and invoke bc, if possible |
| 3429 | */ |
| 3430 | if (docalc) |
| 3431 | opt = bc_calc(opt); |
| 3432 | |
| 3433 | return opt; |
| 3434 | } |
| 3435 | |
| 3436 | static char **dup_and_sub_options(char **opts, int num_opts) |
| 3437 | { |
| 3438 | int i; |
| 3439 | char **opts_copy = malloc(num_opts * sizeof(*opts)); |
| 3440 | for (i = 0; i < num_opts; i++) { |
| 3441 | opts_copy[i] = option_dup_subs(opts[i]); |
| 3442 | if (!opts_copy[i]) |
| 3443 | continue; |
| 3444 | opts_copy[i] = fio_keyword_replace(opts_copy[i]); |
| 3445 | } |
| 3446 | return opts_copy; |
| 3447 | } |
| 3448 | |
| 3449 | int fio_options_parse(struct thread_data *td, char **opts, int num_opts) |
| 3450 | { |
| 3451 | int i, ret, unknown; |
| 3452 | char **opts_copy; |
| 3453 | |
| 3454 | sort_options(opts, fio_options, num_opts); |
| 3455 | opts_copy = dup_and_sub_options(opts, num_opts); |
| 3456 | |
| 3457 | for (ret = 0, i = 0, unknown = 0; i < num_opts; i++) { |
| 3458 | struct fio_option *o; |
| 3459 | int newret = parse_option(opts_copy[i], opts[i], fio_options, |
| 3460 | &o, td); |
| 3461 | |
| 3462 | if (opts_copy[i]) { |
| 3463 | if (newret && !o) { |
| 3464 | unknown++; |
| 3465 | continue; |
| 3466 | } |
| 3467 | free(opts_copy[i]); |
| 3468 | opts_copy[i] = NULL; |
| 3469 | } |
| 3470 | |
| 3471 | ret |= newret; |
| 3472 | } |
| 3473 | |
| 3474 | if (unknown) { |
| 3475 | ret |= ioengine_load(td); |
| 3476 | if (td->eo) { |
| 3477 | sort_options(opts_copy, td->io_ops->options, num_opts); |
| 3478 | opts = opts_copy; |
| 3479 | } |
| 3480 | for (i = 0; i < num_opts; i++) { |
| 3481 | struct fio_option *o = NULL; |
| 3482 | int newret = 1; |
| 3483 | if (!opts_copy[i]) |
| 3484 | continue; |
| 3485 | |
| 3486 | if (td->eo) |
| 3487 | newret = parse_option(opts_copy[i], opts[i], |
| 3488 | td->io_ops->options, &o, |
| 3489 | td->eo); |
| 3490 | |
| 3491 | ret |= newret; |
| 3492 | if (!o) |
| 3493 | log_err("Bad option <%s>\n", opts[i]); |
| 3494 | |
| 3495 | free(opts_copy[i]); |
| 3496 | opts_copy[i] = NULL; |
| 3497 | } |
| 3498 | } |
| 3499 | |
| 3500 | free(opts_copy); |
| 3501 | return ret; |
| 3502 | } |
| 3503 | |
| 3504 | int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val) |
| 3505 | { |
| 3506 | return parse_cmd_option(opt, val, fio_options, td); |
| 3507 | } |
| 3508 | |
| 3509 | int fio_cmd_ioengine_option_parse(struct thread_data *td, const char *opt, |
| 3510 | char *val) |
| 3511 | { |
| 3512 | return parse_cmd_option(opt, val, td->io_ops->options, td); |
| 3513 | } |
| 3514 | |
| 3515 | void fio_fill_default_options(struct thread_data *td) |
| 3516 | { |
| 3517 | fill_default_options(td, fio_options); |
| 3518 | } |
| 3519 | |
| 3520 | int fio_show_option_help(const char *opt) |
| 3521 | { |
| 3522 | return show_cmd_help(fio_options, opt); |
| 3523 | } |
| 3524 | |
| 3525 | void options_mem_dupe(void *data, struct fio_option *options) |
| 3526 | { |
| 3527 | struct fio_option *o; |
| 3528 | char **ptr; |
| 3529 | |
| 3530 | for (o = &options[0]; o->name; o++) { |
| 3531 | if (o->type != FIO_OPT_STR_STORE) |
| 3532 | continue; |
| 3533 | |
| 3534 | ptr = td_var(data, o->off1); |
| 3535 | if (*ptr) |
| 3536 | *ptr = strdup(*ptr); |
| 3537 | } |
| 3538 | } |
| 3539 | |
| 3540 | /* |
| 3541 | * dupe FIO_OPT_STR_STORE options |
| 3542 | */ |
| 3543 | void fio_options_mem_dupe(struct thread_data *td) |
| 3544 | { |
| 3545 | options_mem_dupe(&td->o, fio_options); |
| 3546 | |
| 3547 | if (td->eo && td->io_ops) { |
| 3548 | void *oldeo = td->eo; |
| 3549 | |
| 3550 | td->eo = malloc(td->io_ops->option_struct_size); |
| 3551 | memcpy(td->eo, oldeo, td->io_ops->option_struct_size); |
| 3552 | options_mem_dupe(td->eo, td->io_ops->options); |
| 3553 | } |
| 3554 | } |
| 3555 | |
| 3556 | unsigned int fio_get_kb_base(void *data) |
| 3557 | { |
| 3558 | struct thread_options *o = data; |
| 3559 | unsigned int kb_base = 0; |
| 3560 | |
| 3561 | if (o) |
| 3562 | kb_base = o->kb_base; |
| 3563 | if (!kb_base) |
| 3564 | kb_base = 1024; |
| 3565 | |
| 3566 | return kb_base; |
| 3567 | } |
| 3568 | |
| 3569 | int add_option(struct fio_option *o) |
| 3570 | { |
| 3571 | struct fio_option *__o; |
| 3572 | int opt_index = 0; |
| 3573 | |
| 3574 | __o = fio_options; |
| 3575 | while (__o->name) { |
| 3576 | opt_index++; |
| 3577 | __o++; |
| 3578 | } |
| 3579 | |
| 3580 | memcpy(&fio_options[opt_index], o, sizeof(*o)); |
| 3581 | return 0; |
| 3582 | } |
| 3583 | |
| 3584 | void invalidate_profile_options(const char *prof_name) |
| 3585 | { |
| 3586 | struct fio_option *o; |
| 3587 | |
| 3588 | o = fio_options; |
| 3589 | while (o->name) { |
| 3590 | if (o->prof_name && !strcmp(o->prof_name, prof_name)) { |
| 3591 | o->type = FIO_OPT_INVALID; |
| 3592 | o->prof_name = NULL; |
| 3593 | } |
| 3594 | o++; |
| 3595 | } |
| 3596 | } |
| 3597 | |
| 3598 | void add_opt_posval(const char *optname, const char *ival, const char *help) |
| 3599 | { |
| 3600 | struct fio_option *o; |
| 3601 | unsigned int i; |
| 3602 | |
| 3603 | o = find_option(fio_options, optname); |
| 3604 | if (!o) |
| 3605 | return; |
| 3606 | |
| 3607 | for (i = 0; i < PARSE_MAX_VP; i++) { |
| 3608 | if (o->posval[i].ival) |
| 3609 | continue; |
| 3610 | |
| 3611 | o->posval[i].ival = ival; |
| 3612 | o->posval[i].help = help; |
| 3613 | break; |
| 3614 | } |
| 3615 | } |
| 3616 | |
| 3617 | void del_opt_posval(const char *optname, const char *ival) |
| 3618 | { |
| 3619 | struct fio_option *o; |
| 3620 | unsigned int i; |
| 3621 | |
| 3622 | o = find_option(fio_options, optname); |
| 3623 | if (!o) |
| 3624 | return; |
| 3625 | |
| 3626 | for (i = 0; i < PARSE_MAX_VP; i++) { |
| 3627 | if (!o->posval[i].ival) |
| 3628 | continue; |
| 3629 | if (strcmp(o->posval[i].ival, ival)) |
| 3630 | continue; |
| 3631 | |
| 3632 | o->posval[i].ival = NULL; |
| 3633 | o->posval[i].help = NULL; |
| 3634 | } |
| 3635 | } |
| 3636 | |
| 3637 | void fio_options_free(struct thread_data *td) |
| 3638 | { |
| 3639 | options_free(fio_options, td); |
| 3640 | if (td->eo && td->io_ops && td->io_ops->options) { |
| 3641 | options_free(td->io_ops->options, td->eo); |
| 3642 | free(td->eo); |
| 3643 | td->eo = NULL; |
| 3644 | } |
| 3645 | } |
| 3646 | |
| 3647 | struct fio_option *fio_option_find(const char *name) |
| 3648 | { |
| 3649 | return find_option(fio_options, name); |
| 3650 | } |
| 3651 | |