projects / fio.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Remove unused code in lib/axmap.c
[fio.git] / options.c
CommitLineData
214e1eca
JA		 1#include <stdio.h>
2#include <stdlib.h>
3#include <unistd.h>
4#include <ctype.h>
5#include <string.h>
214e1eca 6#include <assert.h>
5921e80c 7#include <sys/stat.h>
e13c3b50 8#include <netinet/in.h>
214e1eca
JA		 9
10#include "fio.h"
4f5af7b2 11#include "verify.h"
214e1eca 12#include "parse.h"
61b9861d 13#include "lib/pattern.h"
9f988e2e 14#include "options.h"
d220c761 15#include "optgroup.h"
214e1eca 16
e13c3b50 17char client_sockaddr_str[INET6_ADDRSTRLEN] = { 0 };
72a703da 18
a609f12a
JA		 19#define cb_data_to_td(data) container_of(data, struct thread_data, o)
20
fc8d6d05 21static struct pattern_fmt_desc fmt_desc[] = {
4205998f
JA		 22 {
23 .fmt = "%o",
24 .len = FIELD_SIZE(struct io_u *, offset),
25 .paste = paste_blockoff
26 }
27};
28
214e1eca
JA		 29/*
30 * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that.
31 */
32static char *get_opt_postfix(const char *str)
33{
34 char *p = strstr(str, ":");
35
36 if (!p)
37 return NULL;
38
39 p++;
40 strip_blank_front(&p);
41 strip_blank_end(p);
42 return strdup(p);
43}
44
564ca972
JA		 45static int bs_cmp(const void *p1, const void *p2)
46{
47 const struct bssplit *bsp1 = p1;
48 const struct bssplit *bsp2 = p2;
49
a7cd478d 50 return (int) bsp1->perc - (int) bsp2->perc;
564ca972
JA		 51}
52
d2835319
JA		 53struct split {
54 unsigned int nr;
5fff9543 55 unsigned long long val1[ZONESPLIT_MAX];
9d8fc5e4 56 unsigned long long val2[ZONESPLIT_MAX];
d2835319
JA		 57};
58
59static int split_parse_ddir(struct thread_options *o, struct split *split,
517c9c72 60 char *str, bool absolute, unsigned int max_splits)
564ca972 61{
59466396
JA		 62 unsigned long long perc;
63 unsigned int i;
564ca972 64 long long val;
720e84ad 65 char *fname;
564ca972 66
d2835319 67 split->nr = 0;
564ca972
JA		 68
69 i = 0;
564ca972
JA		 70 while ((fname = strsep(&str, ":")) != NULL) {
71 char *perc_str;
72
73 if (!strlen(fname))
74 break;
75
564ca972
JA		 76 perc_str = strstr(fname, "/");
77 if (perc_str) {
78 *perc_str = '\0';
79 perc_str++;
59466396
JA		 80 if (absolute) {
81 if (str_to_decimal(perc_str, &val, 1, o, 0, 0)) {
82 log_err("fio: split conversion failed\n");
83 return 1;
84 }
85 perc = val;
86 } else {
87 perc = atoi(perc_str);
88 if (perc > 100)
89 perc = 100;
90 else if (!perc)
91 perc = -1U;
92 }
93 } else {
94 if (absolute)
95 perc = 0;
96 else
d711cce5 97 perc = -1U;
59466396 98 }
564ca972 99
88038bc7 100 if (str_to_decimal(fname, &val, 1, o, 0, 0)) {
59466396 101 log_err("fio: split conversion failed\n");
564ca972
JA		 102 return 1;
103 }
104
d2835319
JA		 105 split->val1[i] = val;
106 split->val2[i] = perc;
564ca972 107 i++;
c32e1a09
JA		 108 if (i == max_splits) {
109 log_err("fio: hit max of %d split entries\n", i);
d2835319 110 break;
c32e1a09 111 }
564ca972
JA		 112 }
113
d2835319
JA		 114 split->nr = i;
115 return 0;
116}
117
59466396
JA		 118static int bssplit_ddir(struct thread_options *o, enum fio_ddir ddir, char *str,
119 bool data)
d2835319
JA		 120{
121 unsigned int i, perc, perc_missing;
5fff9543 122 unsigned long long max_bs, min_bs;
d2835319
JA		 123 struct split split;
124
125 memset(&split, 0, sizeof(split));
126
517c9c72 127 if (split_parse_ddir(o, &split, str, data, BSSPLIT_MAX))
d2835319
JA		 128 return 1;
129 if (!split.nr)
130 return 0;
131
132 max_bs = 0;
133 min_bs = -1;
134 o->bssplit[ddir] = malloc(split.nr * sizeof(struct bssplit));
135 o->bssplit_nr[ddir] = split.nr;
136 for (i = 0; i < split.nr; i++) {
137 if (split.val1[i] > max_bs)
138 max_bs = split.val1[i];
139 if (split.val1[i] < min_bs)
140 min_bs = split.val1[i];
141
142 o->bssplit[ddir][i].bs = split.val1[i];
143 o->bssplit[ddir][i].perc =split.val2[i];
144 }
564ca972
JA		 145
146 /*
147 * Now check if the percentages add up, and how much is missing
148 */
149 perc = perc_missing = 0;
83ea422a 150 for (i = 0; i < o->bssplit_nr[ddir]; i++) {
d2835319 151 struct bssplit *bsp = &o->bssplit[ddir][i];
564ca972 152
d711cce5 153 if (bsp->perc == -1U)
564ca972
JA		 154 perc_missing++;
155 else
156 perc += bsp->perc;
157 }
158
40bafa33 159 if (perc > 100 && perc_missing > 1) {
564ca972 160 log_err("fio: bssplit percentages add to more than 100%%\n");
d2835319
JA		 161 free(o->bssplit[ddir]);
162 o->bssplit[ddir] = NULL;
564ca972
JA		 163 return 1;
164 }
d711cce5 165
564ca972
JA		 166 /*
167 * If values didn't have a percentage set, divide the remains between
168 * them.
169 */
170 if (perc_missing) {
d711cce5 171 if (perc_missing == 1 && o->bssplit_nr[ddir] == 1)
40bafa33 172 perc = 100;
83ea422a 173 for (i = 0; i < o->bssplit_nr[ddir]; i++) {
d2835319 174 struct bssplit *bsp = &o->bssplit[ddir][i];
564ca972 175
d711cce5 176 if (bsp->perc == -1U)
564ca972
JA		 177 bsp->perc = (100 - perc) / perc_missing;
178 }
179 }
180
83ea422a
JA		 181 o->min_bs[ddir] = min_bs;
182 o->max_bs[ddir] = max_bs;
564ca972
JA		 183
184 /*
185 * now sort based on percentages, for ease of lookup
186 */
d2835319 187 qsort(o->bssplit[ddir], o->bssplit_nr[ddir], sizeof(struct bssplit), bs_cmp);
720e84ad 188 return 0;
720e84ad
JA		 189}
190
59466396 191typedef int (split_parse_fn)(struct thread_options *, enum fio_ddir, char *, bool);
764593c0 192
59466396
JA		 193static int str_split_parse(struct thread_data *td, char *str,
194 split_parse_fn *fn, bool data)
720e84ad 195{
764593c0 196 char *odir, *ddir;
720e84ad
JA		 197 int ret = 0;
198
720e84ad
JA		 199 odir = strchr(str, ',');
200 if (odir) {
6eaf09d6
SL		 201 ddir = strchr(odir + 1, ',');
202 if (ddir) {
59466396 203 ret = fn(&td->o, DDIR_TRIM, ddir + 1, data);
6eaf09d6
SL		 204 if (!ret)
205 *ddir = '\0';
206 } else {
207 char *op;
208
209 op = strdup(odir + 1);
59466396 210 ret = fn(&td->o, DDIR_TRIM, op, data);
6eaf09d6
SL		 211
212 free(op);
213 }
d79db122 214 if (!ret)
59466396 215 ret = fn(&td->o, DDIR_WRITE, odir + 1, data);
720e84ad
JA		 216 if (!ret) {
217 *odir = '\0';
59466396 218 ret = fn(&td->o, DDIR_READ, str, data);
720e84ad
JA		 219 }
220 } else {
221 char *op;
222
223 op = strdup(str);
59466396 224 ret = fn(&td->o, DDIR_WRITE, op, data);
6eaf09d6 225 free(op);
720e84ad 226
6eaf09d6
SL		 227 if (!ret) {
228 op = strdup(str);
59466396 229 ret = fn(&td->o, DDIR_TRIM, op, data);
6eaf09d6
SL		 230 free(op);
231 }
f0c9c217 232 if (!ret)
59466396 233 ret = fn(&td->o, DDIR_READ, str, data);
720e84ad 234 }
564ca972 235
764593c0
JA		 236 return ret;
237}
238
239static int str_bssplit_cb(void *data, const char *input)
240{
a609f12a 241 struct thread_data *td = cb_data_to_td(data);
764593c0
JA		 242 char *str, *p;
243 int ret = 0;
244
764593c0
JA		 245 p = str = strdup(input);
246
247 strip_blank_front(&str);
248 strip_blank_end(str);
249
59466396 250 ret = str_split_parse(td, str, bssplit_ddir, false);
764593c0 251
55baca06
JA		 252 if (parse_dryrun()) {
253 int i;
254
255 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
256 free(td->o.bssplit[i]);
257 td->o.bssplit[i] = NULL;
258 td->o.bssplit_nr[i] = 0;
259 }
260 }
261
564ca972 262 free(p);
720e84ad 263 return ret;
564ca972
JA		 264}
265
8b28bd41
DM		 266static int str2error(char *str)
267{
a94eb99a 268 const char *err[] = { "EPERM", "ENOENT", "ESRCH", "EINTR", "EIO",
8b28bd41
DM		 269 "ENXIO", "E2BIG", "ENOEXEC", "EBADF",
270 "ECHILD", "EAGAIN", "ENOMEM", "EACCES",
271 "EFAULT", "ENOTBLK", "EBUSY", "EEXIST",
272 "EXDEV", "ENODEV", "ENOTDIR", "EISDIR",
273 "EINVAL", "ENFILE", "EMFILE", "ENOTTY",
274 "ETXTBSY","EFBIG", "ENOSPC", "ESPIPE",
a94eb99a 275 "EROFS","EMLINK", "EPIPE", "EDOM", "ERANGE" };
7fe481b4 276 int i = 0, num = sizeof(err) / sizeof(char *);
8b28bd41 277
a94eb99a 278 while (i < num) {
8b28bd41
DM		 279 if (!strcmp(err[i], str))
280 return i + 1;
281 i++;
282 }
283 return 0;
284}
285
3ed673c6
TK		 286static int ignore_error_type(struct thread_data *td, enum error_type_bit etype,
287 char *str)
8b28bd41
DM		 288{
289 unsigned int i;
290 int *error;
291 char *fname;
292
293 if (etype >= ERROR_TYPE_CNT) {
294 log_err("Illegal error type\n");
295 return 1;
296 }
297
298 td->o.ignore_error_nr[etype] = 4;
685ffd57 299 error = calloc(4, sizeof(int));
8b28bd41
DM		 300
301 i = 0;
302 while ((fname = strsep(&str, ":")) != NULL) {
303
304 if (!strlen(fname))
305 break;
306
307 /*
308 * grow struct buffer, if needed
309 */
310 if (i == td->o.ignore_error_nr[etype]) {
311 td->o.ignore_error_nr[etype] <<= 1;
312 error = realloc(error, td->o.ignore_error_nr[etype]
313 * sizeof(int));
314 }
315 if (fname[0] == 'E') {
316 error[i] = str2error(fname);
317 } else {
318 error[i] = atoi(fname);
319 if (error[i] < 0)
1616e025 320 error[i] = -error[i];
8b28bd41
DM		 321 }
322 if (!error[i]) {
d503e281 323 log_err("Unknown error %s, please use number value\n",
8b28bd41 324 fname);
d503e281 325 td->o.ignore_error_nr[etype] = 0;
0fddbf7a 326 free(error);
8b28bd41
DM		 327 return 1;
328 }
329 i++;
330 }
331 if (i) {
332 td->o.continue_on_error |= 1 << etype;
333 td->o.ignore_error_nr[etype] = i;
334 td->o.ignore_error[etype] = error;
d503e281
TK		 335 } else {
336 td->o.ignore_error_nr[etype] = 0;
c7b086be 337 free(error);
d503e281 338 }
c7b086be 339
8b28bd41
DM		 340 return 0;
341
342}
343
d7235efb
JA		 344static int str_replay_skip_cb(void *data, const char *input)
345{
346 struct thread_data *td = cb_data_to_td(data);
347 char *str, *p, *n;
348 int ret = 0;
349
350 if (parse_dryrun())
351 return 0;
352
353 p = str = strdup(input);
354
355 strip_blank_front(&str);
356 strip_blank_end(str);
357
358 while (p) {
359 n = strchr(p, ',');
360 if (n)
361 *n++ = '\0';
362 if (!strcmp(p, "read"))
363 td->o.replay_skip |= 1u << DDIR_READ;
364 else if (!strcmp(p, "write"))
365 td->o.replay_skip |= 1u << DDIR_WRITE;
366 else if (!strcmp(p, "trim"))
367 td->o.replay_skip |= 1u << DDIR_TRIM;
368 else if (!strcmp(p, "sync"))
369 td->o.replay_skip |= 1u << DDIR_SYNC;
370 else {
371 log_err("Unknown skip type: %s\n", p);
372 ret = 1;
373 break;
374 }
375 p = n;
376 }
377 free(str);
378 return ret;
379}
380
8b28bd41
DM		 381static int str_ignore_error_cb(void *data, const char *input)
382{
a609f12a 383 struct thread_data *td = cb_data_to_td(data);
8b28bd41 384 char *str, *p, *n;
3ed673c6
TK		 385 int ret = 1;
386 enum error_type_bit type = 0;
52c0cea3
JA		 387
388 if (parse_dryrun())
389 return 0;
390
8b28bd41
DM		 391 p = str = strdup(input);
392
393 strip_blank_front(&str);
394 strip_blank_end(str);
395
396 while (p) {
397 n = strchr(p, ',');
398 if (n)
399 *n++ = '\0';
400 ret = ignore_error_type(td, type, p);
401 if (ret)
402 break;
403 p = n;
404 type++;
405 }
406 free(str);
407 return ret;
408}
409
211097b2
JA		 410static int str_rw_cb(void *data, const char *str)
411{
a609f12a 412 struct thread_data *td = cb_data_to_td(data);
83ea422a 413 struct thread_options *o = &td->o;
27ca949f 414 char *nr;
211097b2 415
52c0cea3
JA		 416 if (parse_dryrun())
417 return 0;
418
83ea422a
JA		 419 o->ddir_seq_nr = 1;
420 o->ddir_seq_add = 0;
059b0802 421
27ca949f 422 nr = get_opt_postfix(str);
059b0802
JA		 423 if (!nr)
424 return 0;
425
426 if (td_random(td))
83ea422a 427 o->ddir_seq_nr = atoi(nr);
059b0802
JA		 428 else {
429 long long val;
430
88038bc7 431 if (str_to_decimal(nr, &val, 1, o, 0, 0)) {
059b0802
JA		 432 log_err("fio: rw postfix parsing failed\n");
433 free(nr);
434 return 1;
435 }
436
83ea422a 437 o->ddir_seq_add = val;
182ec6ee 438 }
211097b2 439
059b0802 440 free(nr);
211097b2
JA		 441 return 0;
442}
443
214e1eca
JA		 444static int str_mem_cb(void *data, const char *mem)
445{
a609f12a 446 struct thread_data *td = cb_data_to_td(data);
214e1eca 447
217b0f1d
LG		 448 if (td->o.mem_type == MEM_MMAPHUGE || td->o.mem_type == MEM_MMAP ||
449 td->o.mem_type == MEM_MMAPSHARED)
836fcc0f 450 td->o.mmapfile = get_opt_postfix(mem);
214e1eca
JA		 451
452 return 0;
453}
454
c223da83
JA		 455static int fio_clock_source_cb(void *data, const char *str)
456{
a609f12a 457 struct thread_data *td = cb_data_to_td(data);
c223da83
JA		 458
459 fio_clock_source = td->o.clocksource;
fa80feae 460 fio_clock_source_set = 1;
01423eae 461 fio_clock_init();
c223da83
JA		 462 return 0;
463}
464
85bc833b 465static int str_rwmix_read_cb(void *data, unsigned long long *val)
cb499fc4 466{
a609f12a 467 struct thread_data *td = cb_data_to_td(data);
cb499fc4
JA		 468
469 td->o.rwmix[DDIR_READ] = *val;
470 td->o.rwmix[DDIR_WRITE] = 100 - *val;
471 return 0;
472}
473
85bc833b 474static int str_rwmix_write_cb(void *data, unsigned long long *val)
cb499fc4 475{
a609f12a 476 struct thread_data *td = cb_data_to_td(data);
cb499fc4
JA		 477
478 td->o.rwmix[DDIR_WRITE] = *val;
479 td->o.rwmix[DDIR_READ] = 100 - *val;
480 return 0;
481}
482
214e1eca
JA		 483static int str_exitall_cb(void)
484{
485 exitall_on_terminate = 1;
486 return 0;
487}
488
214e1eca 489#ifdef FIO_HAVE_CPU_AFFINITY
50b5860b 490int fio_cpus_split(os_cpu_mask_t *mask, unsigned int cpu_index)
c2acfbac 491{
50b5860b 492 unsigned int i, index, cpus_in_mask;
c2acfbac 493 const long max_cpu = cpus_online();
c2acfbac 494
50b5860b
JA		 495 cpus_in_mask = fio_cpu_count(mask);
496 cpu_index = cpu_index % cpus_in_mask;
497
498 index = 0;
c2acfbac 499 for (i = 0; i < max_cpu; i++) {
50b5860b 500 if (!fio_cpu_isset(mask, i))
c2acfbac 501 continue;
50b5860b
JA		 502
503 if (cpu_index != index)
504 fio_cpu_clear(mask, i);
505
506 index++;
c2acfbac
JA		 507 }
508
509 return fio_cpu_count(mask);
510}
511
85bc833b 512static int str_cpumask_cb(void *data, unsigned long long *val)
d2e268b0 513{
a609f12a 514 struct thread_data *td = cb_data_to_td(data);
214e1eca 515 unsigned int i;
b03daafb 516 long max_cpu;
d2ce18b5
JA		 517 int ret;
518
52c0cea3
JA		 519 if (parse_dryrun())
520 return 0;
521
d2ce18b5
JA		 522 ret = fio_cpuset_init(&td->o.cpumask);
523 if (ret < 0) {
524 log_err("fio: cpuset_init failed\n");
525 td_verror(td, ret, "fio_cpuset_init");
526 return 1;
527 }
214e1eca 528
c00a2289 529 max_cpu = cpus_online();
214e1eca 530
62a7273d
JA		 531 for (i = 0; i < sizeof(int) * 8; i++) {
532 if ((1 << i) & *val) {
b8411399 533 if (i >= max_cpu) {
b03daafb 534 log_err("fio: CPU %d too large (max=%ld)\n", i,
b8411399 535 max_cpu - 1);
b03daafb
JA		 536 return 1;
537 }
62a7273d 538 dprint(FD_PARSE, "set cpu allowed %d\n", i);
6d459ee7 539 fio_cpu_set(&td->o.cpumask, i);
62a7273d
JA		 540 }
541 }
d2e268b0 542
d2e268b0 543 return 0;
214e1eca
JA		 544}
545
e8462bd8
JA		 546static int set_cpus_allowed(struct thread_data *td, os_cpu_mask_t *mask,
547 const char *input)
214e1eca 548{
d2e268b0 549 char *cpu, *str, *p;
b03daafb 550 long max_cpu;
19608d6c 551 int ret = 0;
d2e268b0 552
e8462bd8 553 ret = fio_cpuset_init(mask);
d2ce18b5
JA		 554 if (ret < 0) {
555 log_err("fio: cpuset_init failed\n");
556 td_verror(td, ret, "fio_cpuset_init");
557 return 1;
558 }
d2e268b0
JA		 559
560 p = str = strdup(input);
214e1eca 561
d2e268b0
JA		 562 strip_blank_front(&str);
563 strip_blank_end(str);
564
c00a2289 565 max_cpu = cpus_online();
b03daafb 566
d2e268b0 567 while ((cpu = strsep(&str, ",")) != NULL) {
62a7273d
JA		 568 char *str2, *cpu2;
569 int icpu, icpu2;
570
d2e268b0
JA		 571 if (!strlen(cpu))
572 break;
62a7273d
JA		 573
574 str2 = cpu;
575 icpu2 = -1;
576 while ((cpu2 = strsep(&str2, "-")) != NULL) {
577 if (!strlen(cpu2))
578 break;
579
580 icpu2 = atoi(cpu2);
581 }
582
583 icpu = atoi(cpu);
584 if (icpu2 == -1)
585 icpu2 = icpu;
586 while (icpu <= icpu2) {
6d459ee7 587 if (icpu >= FIO_MAX_CPUS) {
19608d6c 588 log_err("fio: your OS only supports up to"
6d459ee7 589 " %d CPUs\n", (int) FIO_MAX_CPUS);
19608d6c
JA		 590 ret = 1;
591 break;
592 }
9e986889 593 if (icpu >= max_cpu) {
b03daafb 594 log_err("fio: CPU %d too large (max=%ld)\n",
9e986889 595 icpu, max_cpu - 1);
b03daafb
JA		 596 ret = 1;
597 break;
598 }
0b9d69ec 599
62a7273d 600 dprint(FD_PARSE, "set cpu allowed %d\n", icpu);
e8462bd8 601 fio_cpu_set(mask, icpu);
62a7273d
JA		 602 icpu++;
603 }
19608d6c
JA		 604 if (ret)
605 break;
d2e268b0
JA		 606 }
607
608 free(p);
19608d6c 609 return ret;
214e1eca 610}
e8462bd8
JA		 611
612static int str_cpus_allowed_cb(void *data, const char *input)
613{
a609f12a 614 struct thread_data *td = cb_data_to_td(data);
e8462bd8 615
52c0cea3
JA		 616 if (parse_dryrun())
617 return 0;
618
b2a9e649 619 return set_cpus_allowed(td, &td->o.cpumask, input);
e8462bd8
JA		 620}
621
622static int str_verify_cpus_allowed_cb(void *data, const char *input)
623{
a609f12a 624 struct thread_data *td = cb_data_to_td(data);
e8462bd8 625
466155e2
JA		 626 if (parse_dryrun())
627 return 0;
628
b2a9e649 629 return set_cpus_allowed(td, &td->o.verify_cpumask, input);
e8462bd8 630}
c08f9fe2 631
105157ad 632#ifdef CONFIG_ZLIB
c08f9fe2
JA		 633static int str_log_cpus_allowed_cb(void *data, const char *input)
634{
a609f12a 635 struct thread_data *td = cb_data_to_td(data);
c08f9fe2
JA		 636
637 if (parse_dryrun())
638 return 0;
639
640 return set_cpus_allowed(td, &td->o.log_gz_cpumask, input);
641}
105157ad 642#endif /* CONFIG_ZLIB */
c08f9fe2 643
105157ad 644#endif /* FIO_HAVE_CPU_AFFINITY */
214e1eca 645
67bf9823 646#ifdef CONFIG_LIBNUMA
d0b937ed
YR		 647static int str_numa_cpunodes_cb(void *data, char *input)
648{
a609f12a 649 struct thread_data *td = cb_data_to_td(data);
43522848 650 struct bitmask *verify_bitmask;
d0b937ed 651
52c0cea3
JA		 652 if (parse_dryrun())
653 return 0;
654
d0b937ed
YR		 655 /* numa_parse_nodestring() parses a character string list
656 * of nodes into a bit mask. The bit mask is allocated by
657 * numa_allocate_nodemask(), so it should be freed by
658 * numa_free_nodemask().
659 */
43522848
DG		 660 verify_bitmask = numa_parse_nodestring(input);
661 if (verify_bitmask == NULL) {
d0b937ed
YR		 662 log_err("fio: numa_parse_nodestring failed\n");
663 td_verror(td, 1, "str_numa_cpunodes_cb");
664 return 1;
665 }
43522848 666 numa_free_nodemask(verify_bitmask);
d0b937ed 667
43522848 668 td->o.numa_cpunodes = strdup(input);
d0b937ed
YR		 669 return 0;
670}
671
672static int str_numa_mpol_cb(void *data, char *input)
673{
a609f12a 674 struct thread_data *td = cb_data_to_td(data);
d0b937ed 675 const char * const policy_types[] =
05d6f44b 676 { "default", "prefer", "bind", "interleave", "local", NULL };
d0b937ed 677 int i;
52c0cea3 678 char *nodelist;
43522848 679 struct bitmask *verify_bitmask;
52c0cea3
JA		 680
681 if (parse_dryrun())
682 return 0;
d0b937ed 683
52c0cea3 684 nodelist = strchr(input, ':');
d0b937ed
YR		 685 if (nodelist) {
686 /* NUL-terminate mode */
687 *nodelist++ = '\0';
688 }
689
690 for (i = 0; i <= MPOL_LOCAL; i++) {
691 if (!strcmp(input, policy_types[i])) {
692 td->o.numa_mem_mode = i;
693 break;
694 }
695 }
696 if (i > MPOL_LOCAL) {
697 log_err("fio: memory policy should be: default, prefer, bind, interleave, local\n");
698 goto out;
699 }
700
701 switch (td->o.numa_mem_mode) {
702 case MPOL_PREFERRED:
703 /*
704 * Insist on a nodelist of one node only
705 */
706 if (nodelist) {
707 char *rest = nodelist;
708 while (isdigit(*rest))
709 rest++;
710 if (*rest) {
711 log_err("fio: one node only for \'prefer\'\n");
712 goto out;
713 }
714 } else {
715 log_err("fio: one node is needed for \'prefer\'\n");
716 goto out;
717 }
718 break;
719 case MPOL_INTERLEAVE:
720 /*
721 * Default to online nodes with memory if no nodelist
722 */
723 if (!nodelist)
724 nodelist = strdup("all");
725 break;
726 case MPOL_LOCAL:
727 case MPOL_DEFAULT:
728 /*
729 * Don't allow a nodelist
730 */
731 if (nodelist) {
732 log_err("fio: NO nodelist for \'local\'\n");
733 goto out;
734 }
735 break;
736 case MPOL_BIND:
737 /*
738 * Insist on a nodelist
739 */
740 if (!nodelist) {
741 log_err("fio: a nodelist is needed for \'bind\'\n");
742 goto out;
743 }
744 break;
745 }
746
747
748 /* numa_parse_nodestring() parses a character string list
749 * of nodes into a bit mask. The bit mask is allocated by
750 * numa_allocate_nodemask(), so it should be freed by
751 * numa_free_nodemask().
752 */
753 switch (td->o.numa_mem_mode) {
754 case MPOL_PREFERRED:
755 td->o.numa_mem_prefer_node = atoi(nodelist);
756 break;
757 case MPOL_INTERLEAVE:
758 case MPOL_BIND:
43522848
DG		 759 verify_bitmask = numa_parse_nodestring(nodelist);
760 if (verify_bitmask == NULL) {
d0b937ed
YR		 761 log_err("fio: numa_parse_nodestring failed\n");
762 td_verror(td, 1, "str_numa_memnodes_cb");
763 return 1;
764 }
43522848
DG		 765 td->o.numa_memnodes = strdup(nodelist);
766 numa_free_nodemask(verify_bitmask);
b74e419e 767
d0b937ed
YR		 768 break;
769 case MPOL_LOCAL:
770 case MPOL_DEFAULT:
771 default:
772 break;
773 }
774
d0b937ed 775 return 0;
d0b937ed
YR		 776out:
777 return 1;
778}
779#endif
780
214e1eca
JA		 781static int str_fst_cb(void *data, const char *str)
782{
a609f12a 783 struct thread_data *td = cb_data_to_td(data);
8c07860d
JA		 784 double val;
785 bool done = false;
786 char *nr;
214e1eca
JA		 787
788 td->file_service_nr = 1;
8c07860d
JA		 789
790 switch (td->o.file_service_type) {
791 case FIO_FSERVICE_RANDOM:
792 case FIO_FSERVICE_RR:
793 case FIO_FSERVICE_SEQ:
794 nr = get_opt_postfix(str);
795 if (nr) {
796 td->file_service_nr = atoi(nr);
797 free(nr);
798 }
799 done = true;
800 break;
801 case FIO_FSERVICE_ZIPF:
802 val = FIO_DEF_ZIPF;
803 break;
804 case FIO_FSERVICE_PARETO:
805 val = FIO_DEF_PARETO;
806 break;
807 case FIO_FSERVICE_GAUSS:
808 val = 0.0;
809 break;
810 default:
811 log_err("fio: bad file service type: %d\n", td->o.file_service_type);
812 return 1;
813 }
814
815 if (done)
816 return 0;
817
818 nr = get_opt_postfix(str);
819 if (nr && !str_to_float(nr, &val, 0)) {
820 log_err("fio: file service type random postfix parsing failed\n");
182ec6ee 821 free(nr);
8c07860d
JA		 822 return 1;
823 }
824
825 free(nr);
826
827 switch (td->o.file_service_type) {
828 case FIO_FSERVICE_ZIPF:
829 if (val == 1.00) {
830 log_err("fio: zipf theta must be different than 1.0\n");
831 return 1;
832 }
833 if (parse_dryrun())
834 return 0;
835 td->zipf_theta = val;
836 break;
837 case FIO_FSERVICE_PARETO:
838 if (val <= 0.00 || val >= 1.00) {
839 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
840 return 1;
841 }
842 if (parse_dryrun())
843 return 0;
844 td->pareto_h = val;
845 break;
846 case FIO_FSERVICE_GAUSS:
847 if (val < 0.00 || val >= 100.00) {
99c94a6b 848 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
8c07860d
JA		 849 return 1;
850 }
851 if (parse_dryrun())
852 return 0;
853 td->gauss_dev = val;
854 break;
182ec6ee 855 }
214e1eca
JA		 856
857 return 0;
858}
859
67bf9823 860#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA		 861static int str_sfr_cb(void *data, const char *str)
862{
a609f12a 863 struct thread_data *td = cb_data_to_td(data);
44f29692
JA		 864 char *nr = get_opt_postfix(str);
865
866 td->sync_file_range_nr = 1;
867 if (nr) {
868 td->sync_file_range_nr = atoi(nr);
869 free(nr);
870 }
871
872 return 0;
873}
3ae06371 874#endif
44f29692 875
764593c0 876static int zone_split_ddir(struct thread_options *o, enum fio_ddir ddir,
59466396 877 char *str, bool absolute)
e0a04ac1 878{
e0a04ac1 879 unsigned int i, perc, perc_missing, sperc, sperc_missing;
d2835319 880 struct split split;
e0a04ac1 881
d2835319 882 memset(&split, 0, sizeof(split));
e0a04ac1 883
517c9c72 884 if (split_parse_ddir(o, &split, str, absolute, ZONESPLIT_MAX))
d2835319
JA		 885 return 1;
886 if (!split.nr)
887 return 0;
e0a04ac1 888
d2835319
JA		 889 o->zone_split[ddir] = malloc(split.nr * sizeof(struct zone_split));
890 o->zone_split_nr[ddir] = split.nr;
891 for (i = 0; i < split.nr; i++) {
892 o->zone_split[ddir][i].access_perc = split.val1[i];
59466396
JA		 893 if (absolute)
894 o->zone_split[ddir][i].size = split.val2[i];
895 else
896 o->zone_split[ddir][i].size_perc = split.val2[i];
e0a04ac1
JA		 897 }
898
e0a04ac1
JA		 899 /*
900 * Now check if the percentages add up, and how much is missing
901 */
902 perc = perc_missing = 0;
903 sperc = sperc_missing = 0;
904 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 905 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA		 906
907 if (zsp->access_perc == (uint8_t) -1U)
908 perc_missing++;
909 else
910 perc += zsp->access_perc;
911
59466396
JA		 912 if (!absolute) {
913 if (zsp->size_perc == (uint8_t) -1U)
914 sperc_missing++;
915 else
916 sperc += zsp->size_perc;
917 }
e0a04ac1
JA		 918 }
919
920 if (perc > 100 || sperc > 100) {
921 log_err("fio: zone_split percentages add to more than 100%%\n");
d2835319
JA		 922 free(o->zone_split[ddir]);
923 o->zone_split[ddir] = NULL;
e0a04ac1
JA		 924 return 1;
925 }
926 if (perc < 100) {
927 log_err("fio: access percentage don't add up to 100 for zoned "
928 "random distribution (got=%u)\n", perc);
d2835319
JA		 929 free(o->zone_split[ddir]);
930 o->zone_split[ddir] = NULL;
e0a04ac1
JA		 931 return 1;
932 }
933
934 /*
935 * If values didn't have a percentage set, divide the remains between
936 * them.
937 */
938 if (perc_missing) {
939 if (perc_missing == 1 && o->zone_split_nr[ddir] == 1)
940 perc = 100;
941 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 942 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA		 943
944 if (zsp->access_perc == (uint8_t) -1U)
945 zsp->access_perc = (100 - perc) / perc_missing;
946 }
947 }
948 if (sperc_missing) {
949 if (sperc_missing == 1 && o->zone_split_nr[ddir] == 1)
950 sperc = 100;
951 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 952 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA		 953
954 if (zsp->size_perc == (uint8_t) -1U)
955 zsp->size_perc = (100 - sperc) / sperc_missing;
956 }
957 }
958
e0a04ac1
JA		 959 return 0;
960}
961
59466396
JA		 962static int parse_zoned_distribution(struct thread_data *td, const char *input,
963 bool absolute)
e0a04ac1 964{
59466396 965 const char *pre = absolute ? "zoned_abs:" : "zoned:";
764593c0 966 char *str, *p;
e0a04ac1
JA		 967 int i, ret = 0;
968
969 p = str = strdup(input);
970
971 strip_blank_front(&str);
972 strip_blank_end(str);
973
974 /* We expect it to start like that, bail if not */
59466396 975 if (strncmp(str, pre, strlen(pre))) {
e0a04ac1
JA		 976 log_err("fio: mismatch in zoned input <%s>\n", str);
977 free(p);
978 return 1;
979 }
59466396 980 str += strlen(pre);
e0a04ac1 981
59466396 982 ret = str_split_parse(td, str, zone_split_ddir, absolute);
e0a04ac1
JA		 983
984 free(p);
985
986 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
987 int j;
988
989 dprint(FD_PARSE, "zone ddir %d (nr=%u): \n", i, td->o.zone_split_nr[i]);
990
991 for (j = 0; j < td->o.zone_split_nr[i]; j++) {
992 struct zone_split *zsp = &td->o.zone_split[i][j];
993
59466396
JA		 994 if (absolute) {
995 dprint(FD_PARSE, "\t%d: %u/%llu\n", j,
996 zsp->access_perc,
997 (unsigned long long) zsp->size);
998 } else {
999 dprint(FD_PARSE, "\t%d: %u/%u\n", j,
1000 zsp->access_perc,
1001 zsp->size_perc);
1002 }
e0a04ac1
JA		 1003 }
1004 }
1005
55baca06 1006 if (parse_dryrun()) {
55baca06
JA		 1007 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1008 free(td->o.zone_split[i]);
1009 td->o.zone_split[i] = NULL;
1010 td->o.zone_split_nr[i] = 0;
1011 }
1012
1013 return ret;
1014 }
1015
81bdb791 1016 if (ret) {
dc4bffb8
JA		 1017 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1018 td->o.zone_split_nr[i] = 0;
1019 }
e0a04ac1
JA		 1020
1021 return ret;
1022}
1023
e25839d4
JA		 1024static int str_random_distribution_cb(void *data, const char *str)
1025{
a609f12a 1026 struct thread_data *td = cb_data_to_td(data);
e25839d4
JA		 1027 double val;
1028 char *nr;
1029
925fee33 1030 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF)
c95f9404 1031 val = FIO_DEF_ZIPF;
925fee33 1032 else if (td->o.random_distribution == FIO_RAND_DIST_PARETO)
c95f9404 1033 val = FIO_DEF_PARETO;
56d9fa4b
JA		 1034 else if (td->o.random_distribution == FIO_RAND_DIST_GAUSS)
1035 val = 0.0;
e0a04ac1 1036 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED)
59466396
JA		 1037 return parse_zoned_distribution(td, str, false);
1038 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED_ABS)
1039 return parse_zoned_distribution(td, str, true);
925fee33 1040 else
e25839d4
JA		 1041 return 0;
1042
1043 nr = get_opt_postfix(str);
88038bc7 1044 if (nr && !str_to_float(nr, &val, 0)) {
e25839d4
JA		 1045 log_err("fio: random postfix parsing failed\n");
1046 free(nr);
1047 return 1;
1048 }
1049
078189c1
JA		 1050 free(nr);
1051
18ded917
JA		 1052 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) {
1053 if (val == 1.00) {
1054 log_err("fio: zipf theta must different than 1.0\n");
1055 return 1;
1056 }
55baca06
JA		 1057 if (parse_dryrun())
1058 return 0;
1e5324e7 1059 td->o.zipf_theta.u.f = val;
56d9fa4b 1060 } else if (td->o.random_distribution == FIO_RAND_DIST_PARETO) {
078189c1
JA		 1061 if (val <= 0.00 || val >= 1.00) {
1062 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
1063 return 1;
1064 }
55baca06
JA		 1065 if (parse_dryrun())
1066 return 0;
1e5324e7 1067 td->o.pareto_h.u.f = val;
3cdb8cf3 1068 } else {
76527b19 1069 if (val < 0.00 || val >= 100.0) {
99c94a6b 1070 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
3cdb8cf3
JA		 1071 return 1;
1072 }
55baca06
JA		 1073 if (parse_dryrun())
1074 return 0;
f88cd222 1075 td->o.gauss_dev.u.f = val;
3cdb8cf3 1076 }
921c766f
JA		 1077
1078 return 0;
1079}
1080
16e56d25
VF		 1081static int str_steadystate_cb(void *data, const char *str)
1082{
94f218f6 1083 struct thread_data *td = cb_data_to_td(data);
16e56d25
VF		 1084 double val;
1085 char *nr;
1086 char *pct;
1087 long long ll;
1088
2c5d94bc
VF		 1089 if (td->o.ss_state != FIO_SS_IOPS && td->o.ss_state != FIO_SS_IOPS_SLOPE &&
1090 td->o.ss_state != FIO_SS_BW && td->o.ss_state != FIO_SS_BW_SLOPE) {
16e56d25
VF		 1091 /* should be impossible to get here */
1092 log_err("fio: unknown steady state criterion\n");
1093 return 1;
1094 }
1095
1096 nr = get_opt_postfix(str);
1097 if (!nr) {
1098 log_err("fio: steadystate threshold must be specified in addition to criterion\n");
1099 free(nr);
1100 return 1;
1101 }
1102
1103 /* ENHANCEMENT Allow fio to understand size=10.2% and use here */
1104 pct = strstr(nr, "%");
1105 if (pct) {
1106 *pct = '\0';
1107 strip_blank_end(nr);
1108 if (!str_to_float(nr, &val, 0)) {
1109 log_err("fio: could not parse steadystate threshold percentage\n");
1110 free(nr);
1111 return 1;
1112 }
1113
1114 dprint(FD_PARSE, "set steady state threshold to %f%%\n", val);
1115 free(nr);
1116 if (parse_dryrun())
1117 return 0;
1118
c8caba48 1119 td->o.ss_state |= FIO_SS_PCT;
16e56d25 1120 td->o.ss_limit.u.f = val;
c8caba48 1121 } else if (td->o.ss_state & FIO_SS_IOPS) {
16e56d25
VF		 1122 if (!str_to_float(nr, &val, 0)) {
1123 log_err("fio: steadystate IOPS threshold postfix parsing failed\n");
1124 free(nr);
1125 return 1;
1126 }
1127
1128 dprint(FD_PARSE, "set steady state IOPS threshold to %f\n", val);
1129 free(nr);
1130 if (parse_dryrun())
1131 return 0;
1132
16e56d25 1133 td->o.ss_limit.u.f = val;
16e56d25
VF		 1134 } else { /* bandwidth criterion */
1135 if (str_to_decimal(nr, &ll, 1, td, 0, 0)) {
1136 log_err("fio: steadystate BW threshold postfix parsing failed\n");
1137 free(nr);
1138 return 1;
1139 }
1140
1141 dprint(FD_PARSE, "set steady state BW threshold to %lld\n", ll);
1142 free(nr);
1143 if (parse_dryrun())
1144 return 0;
1145
16e56d25 1146 td->o.ss_limit.u.f = (double) ll;
16e56d25
VF		 1147 }
1148
2c5d94bc 1149 td->ss.state = td->o.ss_state;
16e56d25
VF		 1150 return 0;
1151}
1152
8e827d35 1153/*
bcbfeefa 1154 * Return next name in the string. Files are separated with ':'. If the ':'
8e827d35
JA		 1155 * is escaped with a '\', then that ':' is part of the filename and does not
1156 * indicate a new file.
1157 */
bcbfeefa 1158static char *get_next_name(char **ptr)
8e827d35
JA		 1159{
1160 char *str = *ptr;
1161 char *p, *start;
1162
1163 if (!str || !strlen(str))
1164 return NULL;
1165
1166 start = str;
1167 do {
1168 /*
1169 * No colon, we are done
1170 */
1171 p = strchr(str, ':');
1172 if (!p) {
1173 *ptr = NULL;
1174 break;
1175 }
1176
1177 /*
1178 * We got a colon, but it's the first character. Skip and
1179 * continue
1180 */
1181 if (p == start) {
1182 str = ++start;
1183 continue;
1184 }
1185
1186 if (*(p - 1) != '\\') {
1187 *p = '\0';
1188 *ptr = p + 1;
1189 break;
1190 }
1191
1192 memmove(p - 1, p, strlen(p) + 1);
1193 str = p;
1194 } while (1);
1195
1196 return start;
1197}
1198
bcbfeefa
CE		 1199
1200static int get_max_name_idx(char *input)
1201{
1202 unsigned int cur_idx;
1203 char *str, *p;
1204
1205 p = str = strdup(input);
1206 for (cur_idx = 0; ; cur_idx++)
1207 if (get_next_name(&str) == NULL)
1208 break;
1209
1210 free(p);
1211 return cur_idx;
1212}
1213
1214/*
1215 * Returns the directory at the index, indexes > entires will be
1216 * assigned via modulo division of the index
1217 */
922a5be8
JA		 1218int set_name_idx(char *target, size_t tlen, char *input, int index,
1219 bool unique_filename)
bcbfeefa
CE		 1220{
1221 unsigned int cur_idx;
1222 int len;
1223 char *fname, *str, *p;
1224
1225 p = str = strdup(input);
1226
1227 index %= get_max_name_idx(input);
1228 for (cur_idx = 0; cur_idx <= index; cur_idx++)
1229 fname = get_next_name(&str);
1230
922a5be8 1231 if (client_sockaddr_str[0] && unique_filename) {
e13c3b50
JA		 1232 len = snprintf(target, tlen, "%s/%s.", fname,
1233 client_sockaddr_str);
1234 } else
1235 len = snprintf(target, tlen, "%s/", fname);
72a703da 1236
e13c3b50 1237 target[tlen - 1] = '\0';
bcbfeefa
CE		 1238 free(p);
1239
1240 return len;
1241}
1242
214e1eca
JA		 1243static int str_filename_cb(void *data, const char *input)
1244{
a609f12a 1245 struct thread_data *td = cb_data_to_td(data);
214e1eca
JA		 1246 char *fname, *str, *p;
1247
1248 p = str = strdup(input);
1249
1250 strip_blank_front(&str);
1251 strip_blank_end(str);
1252
79591fa9
TK		 1253 /*
1254 * Ignore what we may already have from nrfiles option.
1255 */
214e1eca 1256 if (!td->files_index)
2dc1bbeb 1257 td->o.nr_files = 0;
214e1eca 1258
bcbfeefa 1259 while ((fname = get_next_name(&str)) != NULL) {
214e1eca
JA		 1260 if (!strlen(fname))
1261 break;
5903e7b7 1262 add_file(td, fname, 0, 1);
214e1eca
JA		 1263 }
1264
1265 free(p);
1266 return 0;
1267}
1268
bcbfeefa 1269static int str_directory_cb(void *data, const char fio_unused *unused)
214e1eca 1270{
a609f12a 1271 struct thread_data *td = cb_data_to_td(data);
214e1eca 1272 struct stat sb;
bcbfeefa
CE		 1273 char *dirname, *str, *p;
1274 int ret = 0;
214e1eca 1275
f9633d72
JA		 1276 if (parse_dryrun())
1277 return 0;
1278
bcbfeefa
CE		 1279 p = str = strdup(td->o.directory);
1280 while ((dirname = get_next_name(&str)) != NULL) {
1281 if (lstat(dirname, &sb) < 0) {
1282 ret = errno;
921c766f 1283
bcbfeefa
CE		 1284 log_err("fio: %s is not a directory\n", dirname);
1285 td_verror(td, ret, "lstat");
1286 goto out;
1287 }
1288 if (!S_ISDIR(sb.st_mode)) {
1289 log_err("fio: %s is not a directory\n", dirname);
1290 ret = 1;
1291 goto out;
1292 }
214e1eca
JA		 1293 }
1294
bcbfeefa
CE		 1295out:
1296 free(p);
1297 return ret;
214e1eca
JA		 1298}
1299
1300static int str_opendir_cb(void *data, const char fio_unused *str)
1301{
a609f12a 1302 struct thread_data *td = cb_data_to_td(data);
214e1eca 1303
52c0cea3
JA		 1304 if (parse_dryrun())
1305 return 0;
1306
214e1eca 1307 if (!td->files_index)
2dc1bbeb 1308 td->o.nr_files = 0;
214e1eca 1309
2dc1bbeb 1310 return add_dir_files(td, td->o.opendir);
214e1eca
JA		 1311}
1312
ce35b1ec
JA		 1313static int str_buffer_pattern_cb(void *data, const char *input)
1314{
a609f12a 1315 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA		 1316 int ret;
1317
61b9861d
RP		 1318 /* FIXME: for now buffer pattern does not support formats */
1319 ret = parse_and_fill_pattern(input, strlen(input), td->o.buffer_pattern,
1320 MAX_PATTERN_SIZE, NULL, 0, NULL, NULL);
1321 if (ret < 0)
1322 return 1;
ce35b1ec 1323
61b9861d
RP		 1324 assert(ret != 0);
1325 td->o.buffer_pattern_bytes = ret;
c55fae03
JA		 1326
1327 /*
1328 * If this job is doing any reading or has compression set,
1329 * ensure that we refill buffers for writes or we could be
1330 * invalidating the pattern through reads.
1331 */
1332 if (!td->o.compress_percentage && !td_read(td))
61b9861d 1333 td->o.refill_buffers = 0;
c55fae03
JA		 1334 else
1335 td->o.refill_buffers = 1;
1336
61b9861d
RP		 1337 td->o.scramble_buffers = 0;
1338 td->o.zero_buffers = 0;
efcd9dcc 1339
61b9861d 1340 return 0;
ce35b1ec
JA		 1341}
1342
bedc9dc2
JA		 1343static int str_buffer_compress_cb(void *data, unsigned long long *il)
1344{
a609f12a 1345 struct thread_data *td = cb_data_to_td(data);
bedc9dc2
JA		 1346
1347 td->flags |= TD_F_COMPRESS;
1348 td->o.compress_percentage = *il;
1349 return 0;
1350}
1351
5c94b008
JA		 1352static int str_dedupe_cb(void *data, unsigned long long *il)
1353{
a609f12a 1354 struct thread_data *td = cb_data_to_td(data);
5c94b008
JA		 1355
1356 td->flags |= TD_F_COMPRESS;
1357 td->o.dedupe_percentage = *il;
1358 td->o.refill_buffers = 1;
1359 return 0;
1360}
1361
ce35b1ec
JA		 1362static int str_verify_pattern_cb(void *data, const char *input)
1363{
a609f12a 1364 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA		 1365 int ret;
1366
61b9861d
RP		 1367 td->o.verify_fmt_sz = ARRAY_SIZE(td->o.verify_fmt);
1368 ret = parse_and_fill_pattern(input, strlen(input), td->o.verify_pattern,
4205998f
JA		 1369 MAX_PATTERN_SIZE, fmt_desc, sizeof(fmt_desc),
1370 td->o.verify_fmt, &td->o.verify_fmt_sz);
61b9861d
RP		 1371 if (ret < 0)
1372 return 1;
efcd9dcc 1373
61b9861d
RP		 1374 assert(ret != 0);
1375 td->o.verify_pattern_bytes = ret;
92bf48d5 1376 /*
b638d82f 1377 * VERIFY_* could already be set
92bf48d5 1378 */
61b9861d 1379 if (!fio_option_is_set(&td->o, verify))
92bf48d5 1380 td->o.verify = VERIFY_PATTERN;
efcd9dcc 1381
61b9861d 1382 return 0;
90059d65 1383}
214e1eca 1384
993bf48b
JA		 1385static int str_gtod_reduce_cb(void *data, int *il)
1386{
a609f12a 1387 struct thread_data *td = cb_data_to_td(data);
993bf48b
JA		 1388 int val = *il;
1389
02af0988 1390 td->o.disable_lat = !!val;
993bf48b
JA		 1391 td->o.disable_clat = !!val;
1392 td->o.disable_slat = !!val;
1393 td->o.disable_bw = !!val;
0dc1bc03 1394 td->o.clat_percentiles = !val;
993bf48b 1395 if (val)
8b6a404c 1396 td->ts_cache_mask = 63;
993bf48b
JA		 1397
1398 return 0;
1399}
1400
89978a6b
BW		 1401static int str_offset_cb(void *data, unsigned long long *__val)
1402{
1403 struct thread_data *td = cb_data_to_td(data);
1404 unsigned long long v = *__val;
1405
1406 if (parse_is_percent(v)) {
1407 td->o.start_offset = 0;
1408 td->o.start_offset_percent = -1ULL - v;
872e0415
JA		 1409 dprint(FD_PARSE, "SET start_offset_percent %d\n",
1410 td->o.start_offset_percent);
89978a6b
BW		 1411 } else
1412 td->o.start_offset = v;
1413
1414 return 0;
1415}
1416
7bb59102
JA		 1417static int str_size_cb(void *data, unsigned long long *__val)
1418{
a609f12a 1419 struct thread_data *td = cb_data_to_td(data);
7bb59102
JA		 1420 unsigned long long v = *__val;
1421
1422 if (parse_is_percent(v)) {
1423 td->o.size = 0;
1424 td->o.size_percent = -1ULL - v;
24e4321c
TK		 1425 dprint(FD_PARSE, "SET size_percent %d\n",
1426 td->o.size_percent);
7bb59102
JA		 1427 } else
1428 td->o.size = v;
1429
1430 return 0;
1431}
1432
dded427c
OS		 1433static int str_write_bw_log_cb(void *data, const char *str)
1434{
1435 struct thread_data *td = cb_data_to_td(data);
1436
1437 if (str)
1438 td->o.bw_log_file = strdup(str);
1439
1440 td->o.write_bw_log = 1;
1441 return 0;
1442}
1443
1444static int str_write_lat_log_cb(void *data, const char *str)
1445{
1446 struct thread_data *td = cb_data_to_td(data);
1447
1448 if (str)
1449 td->o.lat_log_file = strdup(str);
1450
1451 td->o.write_lat_log = 1;
1452 return 0;
1453}
1454
1455static int str_write_iops_log_cb(void *data, const char *str)
1456{
1457 struct thread_data *td = cb_data_to_td(data);
1458
1459 if (str)
1460 td->o.iops_log_file = strdup(str);
1461
1462 td->o.write_iops_log = 1;
1463 return 0;
1464}
1465
1466static int str_write_hist_log_cb(void *data, const char *str)
1467{
1468 struct thread_data *td = cb_data_to_td(data);
1469
1470 if (str)
1471 td->o.hist_log_file = strdup(str);
1472
1473 td->o.write_hist_log = 1;
1474 return 0;
1475}
1476
6730b40f
TK		 1477/*
1478 * str is supposed to be a substring of the strdup'd original string,
1479 * and is valid only if it's a regular file path.
1480 * This function keeps the pointer to the path as needed later.
1481 *
1482 * "external:/path/to/so\0" <- original pointer updated with strdup'd
1483 * "external\0" <- above pointer after parsed, i.e. ->ioengine
1484 * "/path/to/so\0" <- str argument, i.e. ->ioengine_so_path
1485 */
1486static int str_ioengine_external_cb(void *data, const char *str)
1487{
1488 struct thread_data *td = cb_data_to_td(data);
1489 struct stat sb;
1490 char *p;
1491
1492 if (!str) {
1493 log_err("fio: null external ioengine path\n");
1494 return 1;
1495 }
1496
1497 p = (char *)str; /* str is mutable */
1498 strip_blank_front(&p);
1499 strip_blank_end(p);
1500
1501 if (stat(p, &sb) || !S_ISREG(sb.st_mode)) {
1502 log_err("fio: invalid external ioengine path \"%s\"\n", p);
1503 return 1;
1504 }
1505
1506 td->o.ioengine_so_path = p;
1507 return 0;
1508}
1509
9109883a 1510static int rw_verify(const struct fio_option *o, void *data)
896cac2a 1511{
a609f12a 1512 struct thread_data *td = cb_data_to_td(data);
896cac2a 1513
d81d0f99
VF		 1514 if (read_only && (td_write(td) || td_trim(td))) {
1515 log_err("fio: job <%s> has write or trim bit set, but"
1516 " fio is in read-only mode\n", td->o.name);
896cac2a
JA		 1517 return 1;
1518 }
1519
1520 return 0;
1521}
1522
9109883a 1523static int gtod_cpu_verify(const struct fio_option *o, void *data)
29d43ff9 1524{
276ca4f7 1525#ifndef FIO_HAVE_CPU_AFFINITY
a609f12a 1526 struct thread_data *td = cb_data_to_td(data);
29d43ff9 1527
29d43ff9
JA		 1528 if (td->o.gtod_cpu) {
1529 log_err("fio: platform must support CPU affinity for"
1530 "gettimeofday() offloading\n");
1531 return 1;
1532 }
1533#endif
1534
1535 return 0;
1536}
1537
214e1eca
JA		 1538/*
1539 * Map of job/command line options
1540 */
9af4a244 1541struct fio_option fio_options[FIO_MAX_OPTS] = {
214e1eca
JA		 1542 {
1543 .name = "description",
e8b0e958 1544 .lname = "Description of job",
214e1eca 1545 .type = FIO_OPT_STR_STORE,
a609f12a 1546 .off1 = offsetof(struct thread_options, description),
214e1eca 1547 .help = "Text job description",
e8b0e958 1548 .category = FIO_OPT_C_GENERAL,
0626037e 1549 .group = FIO_OPT_G_DESC,
214e1eca
JA		 1550 },
1551 {
1552 .name = "name",
e8b0e958 1553 .lname = "Job name",
214e1eca 1554 .type = FIO_OPT_STR_STORE,
a609f12a 1555 .off1 = offsetof(struct thread_options, name),
214e1eca 1556 .help = "Name of this job",
e8b0e958 1557 .category = FIO_OPT_C_GENERAL,
0626037e 1558 .group = FIO_OPT_G_DESC,
214e1eca 1559 },
9cc8cb91
AK		 1560 {
1561 .name = "wait_for",
1562 .lname = "Waitee name",
1563 .type = FIO_OPT_STR_STORE,
a609f12a 1564 .off1 = offsetof(struct thread_options, wait_for),
9cc8cb91
AK		 1565 .help = "Name of the job this one wants to wait for before starting",
1566 .category = FIO_OPT_C_GENERAL,
1567 .group = FIO_OPT_G_DESC,
1568 },
214e1eca
JA		 1569 {
1570 .name = "filename",
e8b0e958 1571 .lname = "Filename(s)",
214e1eca 1572 .type = FIO_OPT_STR_STORE,
a609f12a 1573 .off1 = offsetof(struct thread_options, filename),
214e1eca 1574 .cb = str_filename_cb,
f0d524b0 1575 .prio = -1, /* must come after "directory" */
214e1eca 1576 .help = "File(s) to use for the workload",
e8b0e958 1577 .category = FIO_OPT_C_FILE,
0626037e 1578 .group = FIO_OPT_G_FILENAME,
214e1eca 1579 },
90fef2d1 1580 {
e8b0e958
JA		 1581 .name = "directory",
1582 .lname = "Directory",
1583 .type = FIO_OPT_STR_STORE,
a609f12a 1584 .off1 = offsetof(struct thread_options, directory),
e8b0e958
JA		 1585 .cb = str_directory_cb,
1586 .help = "Directory to store files in",
1587 .category = FIO_OPT_C_FILE,
0626037e 1588 .group = FIO_OPT_G_FILENAME,
90fef2d1 1589 },
de98bd30
JA		 1590 {
1591 .name = "filename_format",
922a5be8 1592 .lname = "Filename Format",
de98bd30 1593 .type = FIO_OPT_STR_STORE,
a609f12a 1594 .off1 = offsetof(struct thread_options, filename_format),
de98bd30
JA		 1595 .prio = -1, /* must come after "directory" */
1596 .help = "Override default $jobname.$jobnum.$filenum naming",
1597 .def = "$jobname.$jobnum.$filenum",
93bb626a
JA		 1598 .category = FIO_OPT_C_FILE,
1599 .group = FIO_OPT_G_FILENAME,
ad705bcb 1600 },
922a5be8
JA		 1601 {
1602 .name = "unique_filename",
1603 .lname = "Unique Filename",
1604 .type = FIO_OPT_BOOL,
a609f12a 1605 .off1 = offsetof(struct thread_options, unique_filename),
922a5be8
JA		 1606 .help = "For network clients, prefix file with source IP",
1607 .def = "1",
1608 .category = FIO_OPT_C_FILE,
1609 .group = FIO_OPT_G_FILENAME,
1610 },
29c1349f
JA		 1611 {
1612 .name = "lockfile",
e8b0e958 1613 .lname = "Lockfile",
4d4e80f2 1614 .type = FIO_OPT_STR,
a609f12a 1615 .off1 = offsetof(struct thread_options, file_lock_mode),
29c1349f 1616 .help = "Lock file when doing IO to it",
bc6a0a5d 1617 .prio = 1,
29c1349f 1618 .parent = "filename",
d71c154c 1619 .hide = 0,
4d4e80f2 1620 .def = "none",
e8b0e958 1621 .category = FIO_OPT_C_FILE,
0626037e 1622 .group = FIO_OPT_G_FILENAME,
4d4e80f2
JA		 1623 .posval = {
1624 { .ival = "none",
1625 .oval = FILE_LOCK_NONE,
1626 .help = "No file locking",
1627 },
1628 { .ival = "exclusive",
1629 .oval = FILE_LOCK_EXCLUSIVE,
1630 .help = "Exclusive file lock",
1631 },
1632 {
1633 .ival = "readwrite",
1634 .oval = FILE_LOCK_READWRITE,
1635 .help = "Read vs write lock",
1636 },
1637 },
29c1349f 1638 },
214e1eca
JA		 1639 {
1640 .name = "opendir",
e8b0e958 1641 .lname = "Open directory",
214e1eca 1642 .type = FIO_OPT_STR_STORE,
a609f12a 1643 .off1 = offsetof(struct thread_options, opendir),
214e1eca
JA		 1644 .cb = str_opendir_cb,
1645 .help = "Recursively add files from this directory and down",
e8b0e958 1646 .category = FIO_OPT_C_FILE,
0626037e 1647 .group = FIO_OPT_G_FILENAME,
214e1eca
JA		 1648 },
1649 {
1650 .name = "rw",
e8b0e958 1651 .lname = "Read/write",
d3aad8f2 1652 .alias = "readwrite",
214e1eca 1653 .type = FIO_OPT_STR,
211097b2 1654 .cb = str_rw_cb,
a609f12a 1655 .off1 = offsetof(struct thread_options, td_ddir),
214e1eca
JA		 1656 .help = "IO direction",
1657 .def = "read",
896cac2a 1658 .verify = rw_verify,
e8b0e958 1659 .category = FIO_OPT_C_IO,
0626037e 1660 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1661 .posval = {
1662 { .ival = "read",
1663 .oval = TD_DDIR_READ,
1664 .help = "Sequential read",
1665 },
1666 { .ival = "write",
1667 .oval = TD_DDIR_WRITE,
1668 .help = "Sequential write",
1669 },
6eaf09d6
SL		 1670 { .ival = "trim",
1671 .oval = TD_DDIR_TRIM,
1672 .help = "Sequential trim",
1673 },
214e1eca
JA		 1674 { .ival = "randread",
1675 .oval = TD_DDIR_RANDREAD,
1676 .help = "Random read",
1677 },
1678 { .ival = "randwrite",
1679 .oval = TD_DDIR_RANDWRITE,
1680 .help = "Random write",
1681 },
6eaf09d6
SL		 1682 { .ival = "randtrim",
1683 .oval = TD_DDIR_RANDTRIM,
1684 .help = "Random trim",
1685 },
214e1eca
JA		 1686 { .ival = "rw",
1687 .oval = TD_DDIR_RW,
1688 .help = "Sequential read and write mix",
1689 },
10b023db
JA		 1690 { .ival = "readwrite",
1691 .oval = TD_DDIR_RW,
1692 .help = "Sequential read and write mix",
1693 },
214e1eca
JA		 1694 { .ival = "randrw",
1695 .oval = TD_DDIR_RANDRW,
1696 .help = "Random read and write mix"
1697 },
82a90686
JA		 1698 { .ival = "trimwrite",
1699 .oval = TD_DDIR_TRIMWRITE,
1700 .help = "Trim and write mix, trims preceding writes"
0e4dd95c 1701 },
214e1eca
JA		 1702 },
1703 },
38dad62d
JA		 1704 {
1705 .name = "rw_sequencer",
e8b0e958 1706 .lname = "RW Sequencer",
38dad62d 1707 .type = FIO_OPT_STR,
a609f12a 1708 .off1 = offsetof(struct thread_options, rw_seq),
38dad62d
JA		 1709 .help = "IO offset generator modifier",
1710 .def = "sequential",
e8b0e958 1711 .category = FIO_OPT_C_IO,
0626037e 1712 .group = FIO_OPT_G_IO_BASIC,
38dad62d
JA		 1713 .posval = {
1714 { .ival = "sequential",
1715 .oval = RW_SEQ_SEQ,
1716 .help = "Generate sequential offsets",
1717 },
1718 { .ival = "identical",
1719 .oval = RW_SEQ_IDENT,
1720 .help = "Generate identical offsets",
1721 },
1722 },
1723 },
1724
214e1eca
JA		 1725 {
1726 .name = "ioengine",
e8b0e958 1727 .lname = "IO Engine",
214e1eca 1728 .type = FIO_OPT_STR_STORE,
a609f12a 1729 .off1 = offsetof(struct thread_options, ioengine),
214e1eca 1730 .help = "IO engine to use",
58483fa4 1731 .def = FIO_PREFERRED_ENGINE,
e8b0e958 1732 .category = FIO_OPT_C_IO,
0626037e 1733 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1734 .posval = {
1735 { .ival = "sync",
1736 .help = "Use read/write",
1737 },
a31041ea 1738 { .ival = "psync",
1739 .help = "Use pread/pwrite",
1740 },
1d2af02a 1741 { .ival = "vsync",
03e20d68 1742 .help = "Use readv/writev",
1d2af02a 1743 },
07fc0acd
JA		 1744#ifdef CONFIG_PWRITEV
1745 { .ival = "pvsync",
1746 .help = "Use preadv/pwritev",
1747 },
1748#endif
6562685f 1749#ifdef FIO_HAVE_PWRITEV2
2cafffbe
JA		 1750 { .ival = "pvsync2",
1751 .help = "Use preadv2/pwritev2",
1752 },
1753#endif
67bf9823 1754#ifdef CONFIG_LIBAIO
214e1eca
JA		 1755 { .ival = "libaio",
1756 .help = "Linux native asynchronous IO",
1757 },
1758#endif
67bf9823 1759#ifdef CONFIG_POSIXAIO
214e1eca
JA		 1760 { .ival = "posixaio",
1761 .help = "POSIX asynchronous IO",
1762 },
417f0068 1763#endif
997843cb 1764#ifdef CONFIG_SOLARISAIO
417f0068
JA		 1765 { .ival = "solarisaio",
1766 .help = "Solaris native asynchronous IO",
1767 },
214e1eca 1768#endif
4700b234 1769#ifdef CONFIG_WINDOWSAIO
03e20d68 1770 { .ival = "windowsaio",
3be80071 1771 .help = "Windows native asynchronous IO"
de890a1e 1772 },
fc5c0345
DG		 1773#endif
1774#ifdef CONFIG_RBD
1775 { .ival = "rbd",
1776 .help = "Rados Block Device asynchronous IO"
1777 },
3be80071 1778#endif
214e1eca 1779 { .ival = "mmap",
03e20d68 1780 .help = "Memory mapped IO"
214e1eca 1781 },
67bf9823 1782#ifdef CONFIG_LINUX_SPLICE
214e1eca
JA		 1783 { .ival = "splice",
1784 .help = "splice/vmsplice based IO",
1785 },
9cce02e8
JA		 1786 { .ival = "netsplice",
1787 .help = "splice/vmsplice to/from the network",
1788 },
214e1eca
JA		 1789#endif
1790#ifdef FIO_HAVE_SGIO
1791 { .ival = "sg",
1792 .help = "SCSI generic v3 IO",
1793 },
1794#endif
1795 { .ival = "null",
1796 .help = "Testing engine (no data transfer)",
1797 },
1798 { .ival = "net",
1799 .help = "Network IO",
1800 },
214e1eca 1801 { .ival = "cpuio",
03e20d68 1802 .help = "CPU cycle burner engine",
214e1eca 1803 },
67bf9823 1804#ifdef CONFIG_GUASI
b8c82a46
JA		 1805 { .ival = "guasi",
1806 .help = "GUASI IO engine",
1807 },
79a43187 1808#endif
67bf9823 1809#ifdef CONFIG_RDMA
21b8aee8 1810 { .ival = "rdma",
1811 .help = "RDMA IO engine",
1812 },
8200b8c7 1813#endif
67bf9823 1814#ifdef CONFIG_FUSION_AW
8200b8c7
JA		 1815 { .ival = "fusion-aw-sync",
1816 .help = "Fusion-io atomic write engine",
1817 },
1ecc95ca 1818#endif
997843cb 1819#ifdef CONFIG_LINUX_EXT4_MOVE_EXTENT
1ecc95ca
JA		 1820 { .ival = "e4defrag",
1821 .help = "ext4 defrag engine",
1822 },
1823#endif
997843cb 1824#ifdef CONFIG_LINUX_FALLOCATE
1ecc95ca
JA		 1825 { .ival = "falloc",
1826 .help = "fallocate() file based engine",
1827 },
b8c82a46 1828#endif
a7c386f4 1829#ifdef CONFIG_GFAPI
1830 { .ival = "gfapi",
cc47f094 1831 .help = "Glusterfs libgfapi(sync) based engine"
1832 },
1833 { .ival = "gfapi_async",
1834 .help = "Glusterfs libgfapi(async) based engine"
a7c386f4 1835 },
1836#endif
1b10477b 1837#ifdef CONFIG_LIBHDFS
b74e419e 1838 { .ival = "libhdfs",
1b10477b
MM		 1839 .help = "Hadoop Distributed Filesystem (HDFS) engine"
1840 },
5c4ef02e
JA		 1841#endif
1842#ifdef CONFIG_PMEMBLK
1843 { .ival = "pmemblk",
363a5f65 1844 .help = "PMDK libpmemblk based IO engine",
5c4ef02e
JA		 1845 },
1846
104ee4de
DJ		 1847#endif
1848#ifdef CONFIG_LINUX_DEVDAX
1849 { .ival = "dev-dax",
1850 .help = "DAX Device based IO engine",
1851 },
1b10477b 1852#endif
edc5fa12
JA		 1853 {
1854 .ival = "filecreate",
1855 .help = "File creation engine",
1856 },
214e1eca
JA		 1857 { .ival = "external",
1858 .help = "Load external engine (append name)",
6730b40f 1859 .cb = str_ioengine_external_cb,
214e1eca 1860 },
ae0db592
TI		 1861#ifdef CONFIG_LIBPMEM
1862 { .ival = "libpmem",
363a5f65 1863 .help = "PMDK libpmem based IO engine",
ae0db592 1864 },
c2f6a13d
LMB		 1865#endif
1866#ifdef CONFIG_HTTP
1867 { .ival = "http",
1868 .help = "HTTP (WebDAV/S3) IO engine",
1869 },
ae0db592 1870#endif
214e1eca
JA		 1871 },
1872 },
1873 {
1874 .name = "iodepth",
e8b0e958 1875 .lname = "IO Depth",
214e1eca 1876 .type = FIO_OPT_INT,
a609f12a 1877 .off1 = offsetof(struct thread_options, iodepth),
03e20d68 1878 .help = "Number of IO buffers to keep in flight",
757aff4f 1879 .minval = 1,
20eb06bd 1880 .interval = 1,
214e1eca 1881 .def = "1",
e8b0e958 1882 .category = FIO_OPT_C_IO,
0626037e 1883 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1884 },
1885 {
1886 .name = "iodepth_batch",
e8b0e958 1887 .lname = "IO Depth batch",
4950421a 1888 .alias = "iodepth_batch_submit",
214e1eca 1889 .type = FIO_OPT_INT,
a609f12a 1890 .off1 = offsetof(struct thread_options, iodepth_batch),
d65db441 1891 .help = "Number of IO buffers to submit in one go",
afdf9352 1892 .parent = "iodepth",
d71c154c 1893 .hide = 1,
20eb06bd 1894 .interval = 1,
a2e6f8ac 1895 .def = "1",
e8b0e958 1896 .category = FIO_OPT_C_IO,
0626037e 1897 .group = FIO_OPT_G_IO_BASIC,
4950421a
JA		 1898 },
1899 {
82407585
RP		 1900 .name = "iodepth_batch_complete_min",
1901 .lname = "Min IO depth batch complete",
1902 .alias = "iodepth_batch_complete",
4950421a 1903 .type = FIO_OPT_INT,
a609f12a 1904 .off1 = offsetof(struct thread_options, iodepth_batch_complete_min),
82407585 1905 .help = "Min number of IO buffers to retrieve in one go",
4950421a 1906 .parent = "iodepth",
d71c154c 1907 .hide = 1,
4950421a 1908 .minval = 0,
20eb06bd 1909 .interval = 1,
4950421a 1910 .def = "1",
e8b0e958 1911 .category = FIO_OPT_C_IO,
0626037e 1912 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1913 },
82407585
RP		 1914 {
1915 .name = "iodepth_batch_complete_max",
1916 .lname = "Max IO depth batch complete",
1917 .type = FIO_OPT_INT,
a609f12a 1918 .off1 = offsetof(struct thread_options, iodepth_batch_complete_max),
82407585
RP		 1919 .help = "Max number of IO buffers to retrieve in one go",
1920 .parent = "iodepth",
1921 .hide = 1,
1922 .minval = 0,
1923 .interval = 1,
1924 .category = FIO_OPT_C_IO,
1925 .group = FIO_OPT_G_IO_BASIC,
1926 },
214e1eca
JA		 1927 {
1928 .name = "iodepth_low",
e8b0e958 1929 .lname = "IO Depth batch low",
214e1eca 1930 .type = FIO_OPT_INT,
a609f12a 1931 .off1 = offsetof(struct thread_options, iodepth_low),
214e1eca 1932 .help = "Low water mark for queuing depth",
afdf9352 1933 .parent = "iodepth",
d71c154c 1934 .hide = 1,
20eb06bd 1935 .interval = 1,
e8b0e958 1936 .category = FIO_OPT_C_IO,
0626037e 1937 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1938 },
997b5680
SW		 1939 {
1940 .name = "serialize_overlap",
1941 .lname = "Serialize overlap",
1942 .off1 = offsetof(struct thread_options, serialize_overlap),
1943 .type = FIO_OPT_BOOL,
1944 .help = "Wait for in-flight IOs that collide to complete",
1945 .parent = "iodepth",
1946 .def = "0",
1947 .category = FIO_OPT_C_IO,
1948 .group = FIO_OPT_G_IO_BASIC,
1949 },
a9da8ab2
JA		 1950 {
1951 .name = "io_submit_mode",
1952 .lname = "IO submit mode",
1953 .type = FIO_OPT_STR,
a609f12a 1954 .off1 = offsetof(struct thread_options, io_submit_mode),
a9da8ab2
JA		 1955 .help = "How IO submissions and completions are done",
1956 .def = "inline",
1957 .category = FIO_OPT_C_IO,
1958 .group = FIO_OPT_G_IO_BASIC,
1959 .posval = {
1960 { .ival = "inline",
1961 .oval = IO_MODE_INLINE,
1962 .help = "Submit and complete IO inline",
1963 },
1964 { .ival = "offload",
1965 .oval = IO_MODE_OFFLOAD,
1966 .help = "Offload submit and complete to threads",
1967 },
1968 },
1969 },
214e1eca
JA		 1970 {
1971 .name = "size",
e8b0e958 1972 .lname = "Size",
214e1eca 1973 .type = FIO_OPT_STR_VAL,
7bb59102 1974 .cb = str_size_cb,
a609f12a 1975 .off1 = offsetof(struct thread_options, size),
214e1eca 1976 .help = "Total size of device or files",
20eb06bd 1977 .interval = 1024 * 1024,
e8b0e958
JA		 1978 .category = FIO_OPT_C_IO,
1979 .group = FIO_OPT_G_INVALID,
214e1eca 1980 },
77731b29 1981 {
a4d3b4db
JA		 1982 .name = "io_size",
1983 .alias = "io_limit",
1984 .lname = "IO Size",
77731b29 1985 .type = FIO_OPT_STR_VAL,
5be9bf09 1986 .off1 = offsetof(struct thread_options, io_size),
1684f7fd 1987 .help = "Total size of I/O to be performed",
77731b29
JA		 1988 .interval = 1024 * 1024,
1989 .category = FIO_OPT_C_IO,
1990 .group = FIO_OPT_G_INVALID,
1991 },
aa31f1f1
SL		 1992 {
1993 .name = "fill_device",
e8b0e958 1994 .lname = "Fill device",
74586c1e 1995 .alias = "fill_fs",
aa31f1f1 1996 .type = FIO_OPT_BOOL,
a609f12a 1997 .off1 = offsetof(struct thread_options, fill_device),
aa31f1f1
SL		 1998 .help = "Write until an ENOSPC error occurs",
1999 .def = "0",
e8b0e958
JA		 2000 .category = FIO_OPT_C_FILE,
2001 .group = FIO_OPT_G_INVALID,
aa31f1f1 2002 },
214e1eca
JA		 2003 {
2004 .name = "filesize",
e8b0e958 2005 .lname = "File size",
214e1eca 2006 .type = FIO_OPT_STR_VAL,
a609f12a
JA		 2007 .off1 = offsetof(struct thread_options, file_size_low),
2008 .off2 = offsetof(struct thread_options, file_size_high),
c3edbdba 2009 .minval = 1,
214e1eca 2010 .help = "Size of individual files",
20eb06bd 2011 .interval = 1024 * 1024,
e8b0e958
JA		 2012 .category = FIO_OPT_C_FILE,
2013 .group = FIO_OPT_G_INVALID,
214e1eca 2014 },
bedc9dc2
JA		 2015 {
2016 .name = "file_append",
2017 .lname = "File append",
2018 .type = FIO_OPT_BOOL,
a609f12a 2019 .off1 = offsetof(struct thread_options, file_append),
bedc9dc2
JA		 2020 .help = "IO will start at the end of the file(s)",
2021 .def = "0",
2022 .category = FIO_OPT_C_FILE,
2023 .group = FIO_OPT_G_INVALID,
2024 },
67a1000f
JA		 2025 {
2026 .name = "offset",
e8b0e958 2027 .lname = "IO offset",
67a1000f
JA		 2028 .alias = "fileoffset",
2029 .type = FIO_OPT_STR_VAL,
89978a6b 2030 .cb = str_offset_cb,
a609f12a 2031 .off1 = offsetof(struct thread_options, start_offset),
67a1000f
JA		 2032 .help = "Start IO from this offset",
2033 .def = "0",
20eb06bd 2034 .interval = 1024 * 1024,
e8b0e958
JA		 2035 .category = FIO_OPT_C_IO,
2036 .group = FIO_OPT_G_INVALID,
67a1000f 2037 },
83c8b093
JF		 2038 {
2039 .name = "offset_align",
2040 .lname = "IO offset alignment",
2041 .type = FIO_OPT_INT,
2042 .off1 = offsetof(struct thread_options, start_offset_align),
2043 .help = "Start IO from this offset alignment",
2044 .def = "0",
2045 .interval = 512,
2046 .category = FIO_OPT_C_IO,
2047 .group = FIO_OPT_G_INVALID,
2048 },
2d7cd868
JA		 2049 {
2050 .name = "offset_increment",
e8b0e958 2051 .lname = "IO offset increment",
2d7cd868 2052 .type = FIO_OPT_STR_VAL,
a609f12a 2053 .off1 = offsetof(struct thread_options, offset_increment),
2d7cd868
JA		 2054 .help = "What is the increment from one offset to the next",
2055 .parent = "offset",
d71c154c 2056 .hide = 1,
2d7cd868 2057 .def = "0",
20eb06bd 2058 .interval = 1024 * 1024,
e8b0e958
JA		 2059 .category = FIO_OPT_C_IO,
2060 .group = FIO_OPT_G_INVALID,
2d7cd868 2061 },
ddf24e42
JA		 2062 {
2063 .name = "number_ios",
2064 .lname = "Number of IOs to perform",
2065 .type = FIO_OPT_STR_VAL,
a609f12a 2066 .off1 = offsetof(struct thread_options, number_ios),
be3fec7d 2067 .help = "Force job completion after this number of IOs",
ddf24e42
JA		 2068 .def = "0",
2069 .category = FIO_OPT_C_IO,
2070 .group = FIO_OPT_G_INVALID,
2071 },
214e1eca
JA		 2072 {
2073 .name = "bs",
e8b0e958 2074 .lname = "Block size",
d3aad8f2 2075 .alias = "blocksize",
5fff9543 2076 .type = FIO_OPT_ULL,
a609f12a
JA		 2077 .off1 = offsetof(struct thread_options, bs[DDIR_READ]),
2078 .off2 = offsetof(struct thread_options, bs[DDIR_WRITE]),
2079 .off3 = offsetof(struct thread_options, bs[DDIR_TRIM]),
c3edbdba 2080 .minval = 1,
214e1eca 2081 .help = "Block size unit",
2b9136a3 2082 .def = "4096",
67a1000f 2083 .parent = "rw",
d71c154c 2084 .hide = 1,
20eb06bd 2085 .interval = 512,
e8b0e958
JA		 2086 .category = FIO_OPT_C_IO,
2087 .group = FIO_OPT_G_INVALID,
214e1eca 2088 },
2b7a01d0
JA		 2089 {
2090 .name = "ba",
e8b0e958 2091 .lname = "Block size align",
2b7a01d0 2092 .alias = "blockalign",
5fff9543 2093 .type = FIO_OPT_ULL,
a609f12a
JA		 2094 .off1 = offsetof(struct thread_options, ba[DDIR_READ]),
2095 .off2 = offsetof(struct thread_options, ba[DDIR_WRITE]),
2096 .off3 = offsetof(struct thread_options, ba[DDIR_TRIM]),
2b7a01d0
JA		 2097 .minval = 1,
2098 .help = "IO block offset alignment",
2099 .parent = "rw",
d71c154c 2100 .hide = 1,
20eb06bd 2101 .interval = 512,
e8b0e958
JA		 2102 .category = FIO_OPT_C_IO,
2103 .group = FIO_OPT_G_INVALID,
2b7a01d0 2104 },
214e1eca
JA		 2105 {
2106 .name = "bsrange",
e8b0e958 2107 .lname = "Block size range",
d3aad8f2 2108 .alias = "blocksize_range",
214e1eca 2109 .type = FIO_OPT_RANGE,
a609f12a
JA		 2110 .off1 = offsetof(struct thread_options, min_bs[DDIR_READ]),
2111 .off2 = offsetof(struct thread_options, max_bs[DDIR_READ]),
2112 .off3 = offsetof(struct thread_options, min_bs[DDIR_WRITE]),
2113 .off4 = offsetof(struct thread_options, max_bs[DDIR_WRITE]),
2114 .off5 = offsetof(struct thread_options, min_bs[DDIR_TRIM]),
2115 .off6 = offsetof(struct thread_options, max_bs[DDIR_TRIM]),
c3edbdba 2116 .minval = 1,
214e1eca 2117 .help = "Set block size range (in more detail than bs)",
67a1000f 2118 .parent = "rw",
d71c154c 2119 .hide = 1,
20eb06bd 2120 .interval = 4096,
e8b0e958
JA		 2121 .category = FIO_OPT_C_IO,
2122 .group = FIO_OPT_G_INVALID,
214e1eca 2123 },
564ca972
JA		 2124 {
2125 .name = "bssplit",
e8b0e958 2126 .lname = "Block size split",
5fff9543 2127 .type = FIO_OPT_STR_ULL,
564ca972 2128 .cb = str_bssplit_cb,
a609f12a 2129 .off1 = offsetof(struct thread_options, bssplit),
564ca972
JA		 2130 .help = "Set a specific mix of block sizes",
2131 .parent = "rw",
d71c154c 2132 .hide = 1,
e8b0e958
JA		 2133 .category = FIO_OPT_C_IO,
2134 .group = FIO_OPT_G_INVALID,
564ca972 2135 },
214e1eca
JA		 2136 {
2137 .name = "bs_unaligned",
e8b0e958 2138 .lname = "Block size unaligned",
d3aad8f2 2139 .alias = "blocksize_unaligned",
214e1eca 2140 .type = FIO_OPT_STR_SET,
a609f12a 2141 .off1 = offsetof(struct thread_options, bs_unaligned),
214e1eca 2142 .help = "Don't sector align IO buffer sizes",
67a1000f 2143 .parent = "rw",
d71c154c 2144 .hide = 1,
e8b0e958
JA		 2145 .category = FIO_OPT_C_IO,
2146 .group = FIO_OPT_G_INVALID,
214e1eca 2147 },
6aca9b3d
JA		 2148 {
2149 .name = "bs_is_seq_rand",
2150 .lname = "Block size division is seq/random (not read/write)",
2151 .type = FIO_OPT_BOOL,
a609f12a 2152 .off1 = offsetof(struct thread_options, bs_is_seq_rand),
86d59660 2153 .help = "Consider any blocksize setting to be sequential,random",
6aca9b3d
JA		 2154 .def = "0",
2155 .parent = "blocksize",
2156 .category = FIO_OPT_C_IO,
2157 .group = FIO_OPT_G_INVALID,
2158 },
214e1eca
JA		 2159 {
2160 .name = "randrepeat",
e8b0e958 2161 .lname = "Random repeatable",
214e1eca 2162 .type = FIO_OPT_BOOL,
a609f12a 2163 .off1 = offsetof(struct thread_options, rand_repeatable),
214e1eca
JA		 2164 .help = "Use repeatable random IO pattern",
2165 .def = "1",
67a1000f 2166 .parent = "rw",
d71c154c 2167 .hide = 1,
e8b0e958 2168 .category = FIO_OPT_C_IO,
3ceb458f 2169 .group = FIO_OPT_G_RANDOM,
214e1eca 2170 },
04778baf
JA		 2171 {
2172 .name = "randseed",
2173 .lname = "The random generator seed",
363cffa7 2174 .type = FIO_OPT_STR_VAL,
a609f12a 2175 .off1 = offsetof(struct thread_options, rand_seed),
04778baf 2176 .help = "Set the random generator seed value",
40fe5e7b 2177 .def = "0x89",
04778baf
JA		 2178 .parent = "rw",
2179 .category = FIO_OPT_C_IO,
2180 .group = FIO_OPT_G_RANDOM,
2181 },
2615cc4b
JA		 2182 {
2183 .name = "use_os_rand",
e8b0e958 2184 .lname = "Use OS random",
54a21917 2185 .type = FIO_OPT_DEPRECATED,
a609f12a 2186 .off1 = offsetof(struct thread_options, dep_use_os_rand),
e8b0e958 2187 .category = FIO_OPT_C_IO,
3ceb458f 2188 .group = FIO_OPT_G_RANDOM,
2615cc4b 2189 },
214e1eca
JA		 2190 {
2191 .name = "norandommap",
e8b0e958 2192 .lname = "No randommap",
214e1eca 2193 .type = FIO_OPT_STR_SET,
a609f12a 2194 .off1 = offsetof(struct thread_options, norandommap),
214e1eca 2195 .help = "Accept potential duplicate random blocks",
67a1000f 2196 .parent = "rw",
d71c154c 2197 .hide = 1,
b2452a43 2198 .hide_on_set = 1,
e8b0e958 2199 .category = FIO_OPT_C_IO,
3ceb458f 2200 .group = FIO_OPT_G_RANDOM,
214e1eca 2201 },
2b386d25
JA		 2202 {
2203 .name = "softrandommap",
e8b0e958 2204 .lname = "Soft randommap",
2b386d25 2205 .type = FIO_OPT_BOOL,
a609f12a 2206 .off1 = offsetof(struct thread_options, softrandommap),
f66ab3c8 2207 .help = "Set norandommap if randommap allocation fails",
2b386d25 2208 .parent = "norandommap",
d71c154c 2209 .hide = 1,
2b386d25 2210 .def = "0",
e8b0e958 2211 .category = FIO_OPT_C_IO,
3ceb458f 2212 .group = FIO_OPT_G_RANDOM,
2b386d25 2213 },
8055e41d
JA		 2214 {
2215 .name = "random_generator",
cce2fdfe 2216 .lname = "Random Generator",
8055e41d 2217 .type = FIO_OPT_STR,
a609f12a 2218 .off1 = offsetof(struct thread_options, random_generator),
8055e41d
JA		 2219 .help = "Type of random number generator to use",
2220 .def = "tausworthe",
2221 .posval = {
2222 { .ival = "tausworthe",
2223 .oval = FIO_RAND_GEN_TAUSWORTHE,
2224 .help = "Strong Tausworthe generator",
2225 },
2226 { .ival = "lfsr",
2227 .oval = FIO_RAND_GEN_LFSR,
2228 .help = "Variable length LFSR",
2229 },
c3546b53
JA		 2230 {
2231 .ival = "tausworthe64",
2232 .oval = FIO_RAND_GEN_TAUSWORTHE64,
2233 .help = "64-bit Tausworthe variant",
2234 },
8055e41d 2235 },
48107598
JA		 2236 .category = FIO_OPT_C_IO,
2237 .group = FIO_OPT_G_RANDOM,
8055e41d 2238 },
e25839d4
JA		 2239 {
2240 .name = "random_distribution",
cce2fdfe 2241 .lname = "Random Distribution",
e25839d4 2242 .type = FIO_OPT_STR,
a609f12a 2243 .off1 = offsetof(struct thread_options, random_distribution),
e25839d4
JA		 2244 .cb = str_random_distribution_cb,
2245 .help = "Random offset distribution generator",
2246 .def = "random",
2247 .posval = {
2248 { .ival = "random",
2249 .oval = FIO_RAND_DIST_RANDOM,
2250 .help = "Completely random",
2251 },
2252 { .ival = "zipf",
2253 .oval = FIO_RAND_DIST_ZIPF,
2254 .help = "Zipf distribution",
2255 },
925fee33
JA		 2256 { .ival = "pareto",
2257 .oval = FIO_RAND_DIST_PARETO,
2258 .help = "Pareto distribution",
2259 },
56d9fa4b
JA		 2260 { .ival = "normal",
2261 .oval = FIO_RAND_DIST_GAUSS,
ba2b3b07 2262 .help = "Normal (Gaussian) distribution",
56d9fa4b 2263 },
e0a04ac1
JA		 2264 { .ival = "zoned",
2265 .oval = FIO_RAND_DIST_ZONED,
2266 .help = "Zoned random distribution",
2267 },
59466396
JA		 2268 { .ival = "zoned_abs",
2269 .oval = FIO_RAND_DIST_ZONED_ABS,
2270 .help = "Zoned absolute random distribution",
2271 },
e25839d4 2272 },
48107598
JA		 2273 .category = FIO_OPT_C_IO,
2274 .group = FIO_OPT_G_RANDOM,
e25839d4 2275 },
211c9b89
JA		 2276 {
2277 .name = "percentage_random",
2278 .lname = "Percentage Random",
2279 .type = FIO_OPT_INT,
a609f12a
JA		 2280 .off1 = offsetof(struct thread_options, perc_rand[DDIR_READ]),
2281 .off2 = offsetof(struct thread_options, perc_rand[DDIR_WRITE]),
2282 .off3 = offsetof(struct thread_options, perc_rand[DDIR_TRIM]),
211c9b89
JA		 2283 .maxval = 100,
2284 .help = "Percentage of seq/random mix that should be random",
d9472271 2285 .def = "100,100,100",
211c9b89
JA		 2286 .interval = 5,
2287 .inverse = "percentage_sequential",
2288 .category = FIO_OPT_C_IO,
2289 .group = FIO_OPT_G_RANDOM,
2290 },
2291 {
2292 .name = "percentage_sequential",
2293 .lname = "Percentage Sequential",
d9472271 2294 .type = FIO_OPT_DEPRECATED,
211c9b89
JA		 2295 .category = FIO_OPT_C_IO,
2296 .group = FIO_OPT_G_RANDOM,
2297 },
56e2a5fc
CE		 2298 {
2299 .name = "allrandrepeat",
cce2fdfe 2300 .lname = "All Random Repeat",
56e2a5fc 2301 .type = FIO_OPT_BOOL,
a609f12a 2302 .off1 = offsetof(struct thread_options, allrand_repeatable),
56e2a5fc
CE		 2303 .help = "Use repeatable random numbers for everything",
2304 .def = "0",
a869d9c6
JA		 2305 .category = FIO_OPT_C_IO,
2306 .group = FIO_OPT_G_RANDOM,
56e2a5fc 2307 },
214e1eca
JA		 2308 {
2309 .name = "nrfiles",
e8b0e958 2310 .lname = "Number of files",
d7c8be03 2311 .alias = "nr_files",
214e1eca 2312 .type = FIO_OPT_INT,
a609f12a 2313 .off1 = offsetof(struct thread_options, nr_files),
214e1eca
JA		 2314 .help = "Split job workload between this number of files",
2315 .def = "1",
20eb06bd 2316 .interval = 1,
e8b0e958
JA		 2317 .category = FIO_OPT_C_FILE,
2318 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2319 },
2320 {
2321 .name = "openfiles",
e8b0e958 2322 .lname = "Number of open files",
214e1eca 2323 .type = FIO_OPT_INT,
a609f12a 2324 .off1 = offsetof(struct thread_options, open_files),
214e1eca 2325 .help = "Number of files to keep open at the same time",
e8b0e958
JA		 2326 .category = FIO_OPT_C_FILE,
2327 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2328 },
2329 {
2330 .name = "file_service_type",
e8b0e958 2331 .lname = "File service type",
214e1eca
JA		 2332 .type = FIO_OPT_STR,
2333 .cb = str_fst_cb,
a609f12a 2334 .off1 = offsetof(struct thread_options, file_service_type),
214e1eca
JA		 2335 .help = "How to select which file to service next",
2336 .def = "roundrobin",
e8b0e958
JA		 2337 .category = FIO_OPT_C_FILE,
2338 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2339 .posval = {
2340 { .ival = "random",
2341 .oval = FIO_FSERVICE_RANDOM,
8c07860d
JA		 2342 .help = "Choose a file at random (uniform)",
2343 },
2344 { .ival = "zipf",
2345 .oval = FIO_FSERVICE_ZIPF,
2346 .help = "Zipf randomized",
2347 },
2348 { .ival = "pareto",
2349 .oval = FIO_FSERVICE_PARETO,
2350 .help = "Pareto randomized",
2351 },
dd3503d3
SW		 2352 { .ival = "normal",
2353 .oval = FIO_FSERVICE_GAUSS,
2354 .help = "Normal (Gaussian) randomized",
2355 },
8c07860d
JA		 2356 { .ival = "gauss",
2357 .oval = FIO_FSERVICE_GAUSS,
dd3503d3 2358 .help = "Alias for normal",
214e1eca
JA		 2359 },
2360 { .ival = "roundrobin",
2361 .oval = FIO_FSERVICE_RR,
2362 .help = "Round robin select files",
2363 },
a086c257
JA		 2364 { .ival = "sequential",
2365 .oval = FIO_FSERVICE_SEQ,
2366 .help = "Finish one file before moving to the next",
2367 },
214e1eca 2368 },
67a1000f 2369 .parent = "nrfiles",
d71c154c 2370 .hide = 1,
67a1000f 2371 },
cbbdf1c8 2372#ifdef FIO_HAVE_ANY_FALLOCATE
7bc8c2cf
JA		 2373 {
2374 .name = "fallocate",
e8b0e958 2375 .lname = "Fallocate",
a596f047 2376 .type = FIO_OPT_STR,
a609f12a 2377 .off1 = offsetof(struct thread_options, fallocate_mode),
a596f047 2378 .help = "Whether pre-allocation is performed when laying out files",
2c3e17be 2379 .def = "native",
e8b0e958
JA		 2380 .category = FIO_OPT_C_FILE,
2381 .group = FIO_OPT_G_INVALID,
a596f047
EG		 2382 .posval = {
2383 { .ival = "none",
2384 .oval = FIO_FALLOCATE_NONE,
2385 .help = "Do not pre-allocate space",
2386 },
2c3e17be
SW		 2387 { .ival = "native",
2388 .oval = FIO_FALLOCATE_NATIVE,
2389 .help = "Use native pre-allocation if possible",
2390 },
2391#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2392 { .ival = "posix",
2393 .oval = FIO_FALLOCATE_POSIX,
2394 .help = "Use posix_fallocate()",
2395 },
2c3e17be 2396#endif
97ac992c 2397#ifdef CONFIG_LINUX_FALLOCATE
a596f047
EG		 2398 { .ival = "keep",
2399 .oval = FIO_FALLOCATE_KEEP_SIZE,
2400 .help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)",
2401 },
7bc8c2cf 2402#endif
a596f047
EG		 2403 /* Compatibility with former boolean values */
2404 { .ival = "0",
2405 .oval = FIO_FALLOCATE_NONE,
2406 .help = "Alias for 'none'",
2407 },
2c3e17be 2408#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2409 { .ival = "1",
2410 .oval = FIO_FALLOCATE_POSIX,
2411 .help = "Alias for 'posix'",
2412 },
2c3e17be 2413#endif
a596f047
EG		 2414 },
2415 },
cbbdf1c8 2416#else /* FIO_HAVE_ANY_FALLOCATE */
a275c37a
JA		 2417 {
2418 .name = "fallocate",
2419 .lname = "Fallocate",
2420 .type = FIO_OPT_UNSUPPORTED,
2421 .help = "Your platform does not support fallocate",
2422 },
cbbdf1c8 2423#endif /* FIO_HAVE_ANY_FALLOCATE */
67a1000f
JA		 2424 {
2425 .name = "fadvise_hint",
e8b0e958 2426 .lname = "Fadvise hint",
ecb2083d 2427 .type = FIO_OPT_STR,
a609f12a 2428 .off1 = offsetof(struct thread_options, fadvise_hint),
ecb2083d
JA		 2429 .posval = {
2430 { .ival = "0",
2431 .oval = F_ADV_NONE,
c712c97a 2432 .help = "Don't issue fadvise/madvise",
ecb2083d
JA		 2433 },
2434 { .ival = "1",
2435 .oval = F_ADV_TYPE,
2436 .help = "Advise using fio IO pattern",
2437 },
2438 { .ival = "random",
2439 .oval = F_ADV_RANDOM,
2440 .help = "Advise using FADV_RANDOM",
2441 },
2442 { .ival = "sequential",
2443 .oval = F_ADV_SEQUENTIAL,
2444 .help = "Advise using FADV_SEQUENTIAL",
2445 },
2446 },
67a1000f
JA		 2447 .help = "Use fadvise() to advise the kernel on IO pattern",
2448 .def = "1",
e8b0e958
JA		 2449 .category = FIO_OPT_C_FILE,
2450 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2451 },
2452 {
2453 .name = "fsync",
e8b0e958 2454 .lname = "Fsync",
214e1eca 2455 .type = FIO_OPT_INT,
a609f12a 2456 .off1 = offsetof(struct thread_options, fsync_blocks),
214e1eca
JA		 2457 .help = "Issue fsync for writes every given number of blocks",
2458 .def = "0",
20eb06bd 2459 .interval = 1,
e8b0e958
JA		 2460 .category = FIO_OPT_C_FILE,
2461 .group = FIO_OPT_G_INVALID,
214e1eca 2462 },
5f9099ea
JA		 2463 {
2464 .name = "fdatasync",
e8b0e958 2465 .lname = "Fdatasync",
5f9099ea 2466 .type = FIO_OPT_INT,
a609f12a 2467 .off1 = offsetof(struct thread_options, fdatasync_blocks),
5f9099ea
JA		 2468 .help = "Issue fdatasync for writes every given number of blocks",
2469 .def = "0",
20eb06bd 2470 .interval = 1,
e8b0e958
JA		 2471 .category = FIO_OPT_C_FILE,
2472 .group = FIO_OPT_G_INVALID,
5f9099ea 2473 },
1ef2b6be
JA		 2474 {
2475 .name = "write_barrier",
e8b0e958 2476 .lname = "Write barrier",
1ef2b6be 2477 .type = FIO_OPT_INT,
a609f12a 2478 .off1 = offsetof(struct thread_options, barrier_blocks),
1ef2b6be
JA		 2479 .help = "Make every Nth write a barrier write",
2480 .def = "0",
20eb06bd 2481 .interval = 1,
e8b0e958
JA		 2482 .category = FIO_OPT_C_IO,
2483 .group = FIO_OPT_G_INVALID,
1ef2b6be 2484 },
67bf9823 2485#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA		 2486 {
2487 .name = "sync_file_range",
e8b0e958 2488 .lname = "Sync file range",
44f29692
JA		 2489 .posval = {
2490 { .ival = "wait_before",
2491 .oval = SYNC_FILE_RANGE_WAIT_BEFORE,
2492 .help = "SYNC_FILE_RANGE_WAIT_BEFORE",
ebadc0ce 2493 .orval = 1,
44f29692
JA		 2494 },
2495 { .ival = "write",
2496 .oval = SYNC_FILE_RANGE_WRITE,
2497 .help = "SYNC_FILE_RANGE_WRITE",
ebadc0ce 2498 .orval = 1,
44f29692
JA		 2499 },
2500 {
2501 .ival = "wait_after",
2502 .oval = SYNC_FILE_RANGE_WAIT_AFTER,
2503 .help = "SYNC_FILE_RANGE_WAIT_AFTER",
ebadc0ce 2504 .orval = 1,
44f29692
JA		 2505 },
2506 },
3843deb3 2507 .type = FIO_OPT_STR_MULTI,
44f29692 2508 .cb = str_sfr_cb,
a609f12a 2509 .off1 = offsetof(struct thread_options, sync_file_range),
44f29692 2510 .help = "Use sync_file_range()",
e8b0e958
JA		 2511 .category = FIO_OPT_C_FILE,
2512 .group = FIO_OPT_G_INVALID,
44f29692 2513 },
a275c37a 2514#else
54d0a315 2515 {
a275c37a
JA		 2516 .name = "sync_file_range",
2517 .lname = "Sync file range",
2518 .type = FIO_OPT_UNSUPPORTED,
2519 .help = "Your platform does not support sync_file_range",
2520 },
44f29692 2521#endif
214e1eca
JA		 2522 {
2523 .name = "direct",
e8b0e958 2524 .lname = "Direct I/O",
214e1eca 2525 .type = FIO_OPT_BOOL,
a609f12a 2526 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2527 .help = "Use O_DIRECT IO (negates buffered)",
2528 .def = "0",
a01a1bc5 2529 .inverse = "buffered",
e8b0e958 2530 .category = FIO_OPT_C_IO,
3ceb458f 2531 .group = FIO_OPT_G_IO_TYPE,
214e1eca 2532 },
d01612f3
CM		 2533 {
2534 .name = "atomic",
2535 .lname = "Atomic I/O",
2536 .type = FIO_OPT_BOOL,
a609f12a 2537 .off1 = offsetof(struct thread_options, oatomic),
d01612f3
CM		 2538 .help = "Use Atomic IO with O_DIRECT (implies O_DIRECT)",
2539 .def = "0",
2540 .category = FIO_OPT_C_IO,
2541 .group = FIO_OPT_G_IO_TYPE,
2542 },
214e1eca
JA		 2543 {
2544 .name = "buffered",
e8b0e958 2545 .lname = "Buffered I/O",
214e1eca 2546 .type = FIO_OPT_BOOL,
a609f12a 2547 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2548 .neg = 1,
2549 .help = "Use buffered IO (negates direct)",
2550 .def = "1",
a01a1bc5 2551 .inverse = "direct",
e8b0e958 2552 .category = FIO_OPT_C_IO,
3ceb458f 2553 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 2554 },
2555 {
2556 .name = "overwrite",
e8b0e958 2557 .lname = "Overwrite",
214e1eca 2558 .type = FIO_OPT_BOOL,
a609f12a 2559 .off1 = offsetof(struct thread_options, overwrite),
214e1eca
JA		 2560 .help = "When writing, set whether to overwrite current data",
2561 .def = "0",
e8b0e958
JA		 2562 .category = FIO_OPT_C_FILE,
2563 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2564 },
2565 {
2566 .name = "loops",
e8b0e958 2567 .lname = "Loops",
214e1eca 2568 .type = FIO_OPT_INT,
a609f12a 2569 .off1 = offsetof(struct thread_options, loops),
214e1eca
JA		 2570 .help = "Number of times to run the job",
2571 .def = "1",
20eb06bd 2572 .interval = 1,
e8b0e958 2573 .category = FIO_OPT_C_GENERAL,
a1f6afec 2574 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2575 },
2576 {
2577 .name = "numjobs",
e8b0e958 2578 .lname = "Number of jobs",
214e1eca 2579 .type = FIO_OPT_INT,
a609f12a 2580 .off1 = offsetof(struct thread_options, numjobs),
214e1eca
JA		 2581 .help = "Duplicate this job this many times",
2582 .def = "1",
20eb06bd 2583 .interval = 1,
e8b0e958 2584 .category = FIO_OPT_C_GENERAL,
a1f6afec 2585 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2586 },
2587 {
2588 .name = "startdelay",
e8b0e958 2589 .lname = "Start delay",
a5737c93 2590 .type = FIO_OPT_STR_VAL_TIME,
a609f12a
JA		 2591 .off1 = offsetof(struct thread_options, start_delay),
2592 .off2 = offsetof(struct thread_options, start_delay_high),
214e1eca
JA		 2593 .help = "Only start job when this period has passed",
2594 .def = "0",
0de5b26f 2595 .is_seconds = 1,
88038bc7 2596 .is_time = 1,
e8b0e958 2597 .category = FIO_OPT_C_GENERAL,
a1f6afec 2598 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2599 },
2600 {
2601 .name = "runtime",
e8b0e958 2602 .lname = "Runtime",
214e1eca
JA		 2603 .alias = "timeout",
2604 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2605 .off1 = offsetof(struct thread_options, timeout),
214e1eca
JA		 2606 .help = "Stop workload when this amount of time has passed",
2607 .def = "0",
0de5b26f 2608 .is_seconds = 1,
88038bc7 2609 .is_time = 1,
e8b0e958 2610 .category = FIO_OPT_C_GENERAL,
a1f6afec 2611 .group = FIO_OPT_G_RUNTIME,
214e1eca 2612 },
cf4464ca
JA		 2613 {
2614 .name = "time_based",
e8b0e958 2615 .lname = "Time based",
cf4464ca 2616 .type = FIO_OPT_STR_SET,
a609f12a 2617 .off1 = offsetof(struct thread_options, time_based),
cf4464ca 2618 .help = "Keep running until runtime/timeout is met",
e8b0e958 2619 .category = FIO_OPT_C_GENERAL,
a1f6afec 2620 .group = FIO_OPT_G_RUNTIME,
cf4464ca 2621 },
62167762
JC		 2622 {
2623 .name = "verify_only",
2624 .lname = "Verify only",
2625 .type = FIO_OPT_STR_SET,
a609f12a 2626 .off1 = offsetof(struct thread_options, verify_only),
62167762
JC		 2627 .help = "Verifies previously written data is still valid",
2628 .category = FIO_OPT_C_GENERAL,
2629 .group = FIO_OPT_G_RUNTIME,
2630 },
721938ae
JA		 2631 {
2632 .name = "ramp_time",
e8b0e958 2633 .lname = "Ramp time",
721938ae 2634 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2635 .off1 = offsetof(struct thread_options, ramp_time),
721938ae 2636 .help = "Ramp up time before measuring performance",
0de5b26f 2637 .is_seconds = 1,
88038bc7 2638 .is_time = 1,
e8b0e958 2639 .category = FIO_OPT_C_GENERAL,
a1f6afec 2640 .group = FIO_OPT_G_RUNTIME,
721938ae 2641 },
c223da83
JA		 2642 {
2643 .name = "clocksource",
e8b0e958 2644 .lname = "Clock source",
c223da83
JA		 2645 .type = FIO_OPT_STR,
2646 .cb = fio_clock_source_cb,
a609f12a 2647 .off1 = offsetof(struct thread_options, clocksource),
c223da83 2648 .help = "What type of timing source to use",
e8b0e958 2649 .category = FIO_OPT_C_GENERAL,
10860056 2650 .group = FIO_OPT_G_CLOCK,
c223da83 2651 .posval = {
67bf9823 2652#ifdef CONFIG_GETTIMEOFDAY
c223da83
JA		 2653 { .ival = "gettimeofday",
2654 .oval = CS_GTOD,
2655 .help = "Use gettimeofday(2) for timing",
2656 },
67bf9823
JA		 2657#endif
2658#ifdef CONFIG_CLOCK_GETTIME
c223da83
JA		 2659 { .ival = "clock_gettime",
2660 .oval = CS_CGETTIME,
2661 .help = "Use clock_gettime(2) for timing",
2662 },
67bf9823 2663#endif
c223da83
JA		 2664#ifdef ARCH_HAVE_CPU_CLOCK
2665 { .ival = "cpu",
2666 .oval = CS_CPUCLOCK,
2667 .help = "Use CPU private clock",
2668 },
2669#endif
2670 },
2671 },
214e1eca
JA		 2672 {
2673 .name = "mem",
d3aad8f2 2674 .alias = "iomem",
e8b0e958 2675 .lname = "I/O Memory",
214e1eca
JA		 2676 .type = FIO_OPT_STR,
2677 .cb = str_mem_cb,
a609f12a 2678 .off1 = offsetof(struct thread_options, mem_type),
214e1eca
JA		 2679 .help = "Backing type for IO buffers",
2680 .def = "malloc",
e8b0e958
JA		 2681 .category = FIO_OPT_C_IO,
2682 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2683 .posval = {
2684 { .ival = "malloc",
2685 .oval = MEM_MALLOC,
2686 .help = "Use malloc(3) for IO buffers",
2687 },
c8931876 2688#ifndef CONFIG_NO_SHM
37c8cdfe
JA		 2689 { .ival = "shm",
2690 .oval = MEM_SHM,
2691 .help = "Use shared memory segments for IO buffers",
2692 },
214e1eca
JA		 2693#ifdef FIO_HAVE_HUGETLB
2694 { .ival = "shmhuge",
2695 .oval = MEM_SHMHUGE,
2696 .help = "Like shm, but use huge pages",
2697 },
c8931876 2698#endif
b370e46a 2699#endif
37c8cdfe
JA		 2700 { .ival = "mmap",
2701 .oval = MEM_MMAP,
2702 .help = "Use mmap(2) (file or anon) for IO buffers",
2703 },
217b0f1d
LG		 2704 { .ival = "mmapshared",
2705 .oval = MEM_MMAPSHARED,
2706 .help = "Like mmap, but use the shared flag",
2707 },
214e1eca
JA		 2708#ifdef FIO_HAVE_HUGETLB
2709 { .ival = "mmaphuge",
2710 .oval = MEM_MMAPHUGE,
2711 .help = "Like mmap, but use huge pages",
2712 },
03553853
YR		 2713#endif
2714#ifdef CONFIG_CUDA
2715 { .ival = "cudamalloc",
2716 .oval = MEM_CUDA_MALLOC,
2717 .help = "Allocate GPU device memory for GPUDirect RDMA",
2718 },
214e1eca
JA		 2719#endif
2720 },
2721 },
d529ee19
JA		 2722 {
2723 .name = "iomem_align",
2724 .alias = "mem_align",
e8b0e958 2725 .lname = "I/O memory alignment",
d529ee19 2726 .type = FIO_OPT_INT,
a609f12a 2727 .off1 = offsetof(struct thread_options, mem_align),
d529ee19
JA		 2728 .minval = 0,
2729 .help = "IO memory buffer offset alignment",
2730 .def = "0",
2731 .parent = "iomem",
d71c154c 2732 .hide = 1,
e8b0e958
JA		 2733 .category = FIO_OPT_C_IO,
2734 .group = FIO_OPT_G_INVALID,
d529ee19 2735 },
214e1eca
JA		 2736 {
2737 .name = "verify",
e8b0e958 2738 .lname = "Verify",
214e1eca 2739 .type = FIO_OPT_STR,
a609f12a 2740 .off1 = offsetof(struct thread_options, verify),
214e1eca
JA		 2741 .help = "Verify data written",
2742 .def = "0",
e8b0e958 2743 .category = FIO_OPT_C_IO,
3ceb458f 2744 .group = FIO_OPT_G_VERIFY,
214e1eca
JA		 2745 .posval = {
2746 { .ival = "0",
2747 .oval = VERIFY_NONE,
2748 .help = "Don't do IO verification",
2749 },
fcca4b58
JA		 2750 { .ival = "md5",
2751 .oval = VERIFY_MD5,
2752 .help = "Use md5 checksums for verification",
2753 },
d77a7af3
JA		 2754 { .ival = "crc64",
2755 .oval = VERIFY_CRC64,
2756 .help = "Use crc64 checksums for verification",
2757 },
214e1eca
JA		 2758 { .ival = "crc32",
2759 .oval = VERIFY_CRC32,
2760 .help = "Use crc32 checksums for verification",
2761 },
af497e6a 2762 { .ival = "crc32c-intel",
e3aaafc4
JA		 2763 .oval = VERIFY_CRC32C,
2764 .help = "Use crc32c checksums for verification (hw assisted, if available)",
af497e6a 2765 },
bac39e0e
JA		 2766 { .ival = "crc32c",
2767 .oval = VERIFY_CRC32C,
e3aaafc4 2768 .help = "Use crc32c checksums for verification (hw assisted, if available)",
bac39e0e 2769 },
969f7ed3
JA		 2770 { .ival = "crc16",
2771 .oval = VERIFY_CRC16,
2772 .help = "Use crc16 checksums for verification",
2773 },
1e154bdb
JA		 2774 { .ival = "crc7",
2775 .oval = VERIFY_CRC7,
2776 .help = "Use crc7 checksums for verification",
2777 },
7c353ceb
JA		 2778 { .ival = "sha1",
2779 .oval = VERIFY_SHA1,
2780 .help = "Use sha1 checksums for verification",
2781 },
cd14cc10
JA		 2782 { .ival = "sha256",
2783 .oval = VERIFY_SHA256,
2784 .help = "Use sha256 checksums for verification",
2785 },
2786 { .ival = "sha512",
2787 .oval = VERIFY_SHA512,
2788 .help = "Use sha512 checksums for verification",
ae3a5acc
JA		 2789 },
2790 { .ival = "sha3-224",
2791 .oval = VERIFY_SHA3_224,
2792 .help = "Use sha3-224 checksums for verification",
2793 },
2794 { .ival = "sha3-256",
2795 .oval = VERIFY_SHA3_256,
2796 .help = "Use sha3-256 checksums for verification",
2797 },
2798 { .ival = "sha3-384",
2799 .oval = VERIFY_SHA3_384,
2800 .help = "Use sha3-384 checksums for verification",
2801 },
2802 { .ival = "sha3-512",
2803 .oval = VERIFY_SHA3_512,
2804 .help = "Use sha3-512 checksums for verification",
cd14cc10 2805 },
844ea602
JA		 2806 { .ival = "xxhash",
2807 .oval = VERIFY_XXHASH,
2808 .help = "Use xxhash checksums for verification",
2809 },
b638d82f
RP		 2810 /* Meta information was included into verify_header,
2811 * 'meta' verification is implied by default. */
7437ee87 2812 { .ival = "meta",
b638d82f
RP		 2813 .oval = VERIFY_HDR_ONLY,
2814 .help = "Use io information for verification. "
2815 "Now is implied by default, thus option is obsolete, "
2816 "don't use it",
7437ee87 2817 },
59245381
JA		 2818 { .ival = "pattern",
2819 .oval = VERIFY_PATTERN_NO_HDR,
2820 .help = "Verify strict pattern",
2821 },
36690c9b
JA		 2822 {
2823 .ival = "null",
2824 .oval = VERIFY_NULL,
2825 .help = "Pretend to verify",
2826 },
214e1eca
JA		 2827 },
2828 },
005c565a
JA		 2829 {
2830 .name = "do_verify",
e8b0e958 2831 .lname = "Perform verify step",
68e1f29a 2832 .type = FIO_OPT_BOOL,
a609f12a 2833 .off1 = offsetof(struct thread_options, do_verify),
005c565a
JA		 2834 .help = "Run verification stage after write",
2835 .def = "1",
2836 .parent = "verify",
d71c154c 2837 .hide = 1,
e8b0e958
JA		 2838 .category = FIO_OPT_C_IO,
2839 .group = FIO_OPT_G_VERIFY,
005c565a 2840 },
160b966d
JA		 2841 {
2842 .name = "verifysort",
e8b0e958 2843 .lname = "Verify sort",
f31feaa2 2844 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA		 2845 .category = FIO_OPT_C_IO,
2846 .group = FIO_OPT_G_VERIFY,
160b966d 2847 },
1ae83d45
JA		 2848 {
2849 .name = "verifysort_nr",
cce2fdfe 2850 .lname = "Verify Sort Nr",
f31feaa2 2851 .type = FIO_OPT_SOFT_DEPRECATED,
836fcc0f
JA		 2852 .category = FIO_OPT_C_IO,
2853 .group = FIO_OPT_G_VERIFY,
1ae83d45 2854 },
3f9f4e26 2855 {
a59e170d 2856 .name = "verify_interval",
e8b0e958 2857 .lname = "Verify interval",
e01b22b8 2858 .type = FIO_OPT_INT,
a609f12a 2859 .off1 = offsetof(struct thread_options, verify_interval),
819a9680 2860 .minval = 2 * sizeof(struct verify_header),
a59e170d 2861 .help = "Store verify buffer header every N bytes",
afdf9352 2862 .parent = "verify",
d71c154c 2863 .hide = 1,
20eb06bd 2864 .interval = 2 * sizeof(struct verify_header),
e8b0e958
JA		 2865 .category = FIO_OPT_C_IO,
2866 .group = FIO_OPT_G_VERIFY,
3f9f4e26 2867 },
546a9142 2868 {
a59e170d 2869 .name = "verify_offset",
e8b0e958 2870 .lname = "Verify offset",
e01b22b8 2871 .type = FIO_OPT_INT,
a59e170d 2872 .help = "Offset verify header location by N bytes",
a609f12a 2873 .off1 = offsetof(struct thread_options, verify_offset),
203160d5 2874 .minval = sizeof(struct verify_header),
afdf9352 2875 .parent = "verify",
d71c154c 2876 .hide = 1,
e8b0e958
JA		 2877 .category = FIO_OPT_C_IO,
2878 .group = FIO_OPT_G_VERIFY,
546a9142 2879 },
e28218f3
SL		 2880 {
2881 .name = "verify_pattern",
e8b0e958 2882 .lname = "Verify pattern",
0e92f873 2883 .type = FIO_OPT_STR,
e28218f3 2884 .cb = str_verify_pattern_cb,
a609f12a 2885 .off1 = offsetof(struct thread_options, verify_pattern),
e28218f3
SL		 2886 .help = "Fill pattern for IO buffers",
2887 .parent = "verify",
d71c154c 2888 .hide = 1,
e8b0e958
JA		 2889 .category = FIO_OPT_C_IO,
2890 .group = FIO_OPT_G_VERIFY,
e28218f3 2891 },
a12a3b4d
JA		 2892 {
2893 .name = "verify_fatal",
e8b0e958 2894 .lname = "Verify fatal",
68e1f29a 2895 .type = FIO_OPT_BOOL,
a609f12a 2896 .off1 = offsetof(struct thread_options, verify_fatal),
a12a3b4d
JA		 2897 .def = "0",
2898 .help = "Exit on a single verify failure, don't continue",
2899 .parent = "verify",
d71c154c 2900 .hide = 1,
e8b0e958
JA		 2901 .category = FIO_OPT_C_IO,
2902 .group = FIO_OPT_G_VERIFY,
a12a3b4d 2903 },
b463e936
JA		 2904 {
2905 .name = "verify_dump",
e8b0e958 2906 .lname = "Verify dump",
b463e936 2907 .type = FIO_OPT_BOOL,
a609f12a 2908 .off1 = offsetof(struct thread_options, verify_dump),
ef71e317 2909 .def = "0",
b463e936
JA		 2910 .help = "Dump contents of good and bad blocks on failure",
2911 .parent = "verify",
d71c154c 2912 .hide = 1,
e8b0e958
JA		 2913 .category = FIO_OPT_C_IO,
2914 .group = FIO_OPT_G_VERIFY,
b463e936 2915 },
e8462bd8
JA		 2916 {
2917 .name = "verify_async",
e8b0e958 2918 .lname = "Verify asynchronously",
e8462bd8 2919 .type = FIO_OPT_INT,
a609f12a 2920 .off1 = offsetof(struct thread_options, verify_async),
e8462bd8
JA		 2921 .def = "0",
2922 .help = "Number of async verifier threads to use",
2923 .parent = "verify",
d71c154c 2924 .hide = 1,
e8b0e958
JA		 2925 .category = FIO_OPT_C_IO,
2926 .group = FIO_OPT_G_VERIFY,
e8462bd8 2927 },
9e144189
JA		 2928 {
2929 .name = "verify_backlog",
e8b0e958 2930 .lname = "Verify backlog",
9e144189 2931 .type = FIO_OPT_STR_VAL,
a609f12a 2932 .off1 = offsetof(struct thread_options, verify_backlog),
9e144189
JA		 2933 .help = "Verify after this number of blocks are written",
2934 .parent = "verify",
d71c154c 2935 .hide = 1,
e8b0e958
JA		 2936 .category = FIO_OPT_C_IO,
2937 .group = FIO_OPT_G_VERIFY,
9e144189
JA		 2938 },
2939 {
2940 .name = "verify_backlog_batch",
e8b0e958 2941 .lname = "Verify backlog batch",
9e144189 2942 .type = FIO_OPT_INT,
a609f12a 2943 .off1 = offsetof(struct thread_options, verify_batch),
9e144189 2944 .help = "Verify this number of IO blocks",
0d29de83 2945 .parent = "verify",
d71c154c 2946 .hide = 1,
e8b0e958
JA		 2947 .category = FIO_OPT_C_IO,
2948 .group = FIO_OPT_G_VERIFY,
9e144189 2949 },
e8462bd8
JA		 2950#ifdef FIO_HAVE_CPU_AFFINITY
2951 {
2952 .name = "verify_async_cpus",
e8b0e958 2953 .lname = "Async verify CPUs",
e8462bd8
JA		 2954 .type = FIO_OPT_STR,
2955 .cb = str_verify_cpus_allowed_cb,
a609f12a 2956 .off1 = offsetof(struct thread_options, verify_cpumask),
e8462bd8
JA		 2957 .help = "Set CPUs allowed for async verify threads",
2958 .parent = "verify_async",
d71c154c 2959 .hide = 1,
e8b0e958
JA		 2960 .category = FIO_OPT_C_IO,
2961 .group = FIO_OPT_G_VERIFY,
e8462bd8 2962 },
a275c37a
JA		 2963#else
2964 {
2965 .name = "verify_async_cpus",
2966 .lname = "Async verify CPUs",
2967 .type = FIO_OPT_UNSUPPORTED,
54d0a315 2968 .help = "Your platform does not support CPU affinities",
a275c37a 2969 },
0d29de83 2970#endif
51aa2da8
JA		 2971 {
2972 .name = "experimental_verify",
cce2fdfe 2973 .lname = "Experimental Verify",
a609f12a 2974 .off1 = offsetof(struct thread_options, experimental_verify),
51aa2da8 2975 .type = FIO_OPT_BOOL,
b31eaac9 2976 .help = "Enable experimental verification",
ca09be4b
JA		 2977 .parent = "verify",
2978 .category = FIO_OPT_C_IO,
2979 .group = FIO_OPT_G_VERIFY,
2980 },
2981 {
2982 .name = "verify_state_load",
2983 .lname = "Load verify state",
a609f12a 2984 .off1 = offsetof(struct thread_options, verify_state),
ca09be4b
JA		 2985 .type = FIO_OPT_BOOL,
2986 .help = "Load verify termination state",
2987 .parent = "verify",
2988 .category = FIO_OPT_C_IO,
2989 .group = FIO_OPT_G_VERIFY,
2990 },
2991 {
2992 .name = "verify_state_save",
2993 .lname = "Save verify state",
a609f12a 2994 .off1 = offsetof(struct thread_options, verify_state_save),
ca09be4b
JA		 2995 .type = FIO_OPT_BOOL,
2996 .def = "1",
2997 .help = "Save verify state on termination",
2998 .parent = "verify",
836fcc0f
JA		 2999 .category = FIO_OPT_C_IO,
3000 .group = FIO_OPT_G_VERIFY,
51aa2da8 3001 },
0d29de83
JA		 3002#ifdef FIO_HAVE_TRIM
3003 {
3004 .name = "trim_percentage",
e8b0e958 3005 .lname = "Trim percentage",
0d29de83 3006 .type = FIO_OPT_INT,
a609f12a 3007 .off1 = offsetof(struct thread_options, trim_percentage),
20eb06bd 3008 .minval = 0,
0d29de83 3009 .maxval = 100,
169c098d 3010 .help = "Number of verify blocks to trim (i.e., discard)",
0d29de83
JA		 3011 .parent = "verify",
3012 .def = "0",
20eb06bd 3013 .interval = 1,
d71c154c 3014 .hide = 1,
e8b0e958
JA		 3015 .category = FIO_OPT_C_IO,
3016 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3017 },
3018 {
3019 .name = "trim_verify_zero",
e8b0e958 3020 .lname = "Verify trim zero",
20eb06bd 3021 .type = FIO_OPT_BOOL,
169c098d 3022 .help = "Verify that trimmed (i.e., discarded) blocks are returned as zeroes",
a609f12a 3023 .off1 = offsetof(struct thread_options, trim_zero),
0d29de83 3024 .parent = "trim_percentage",
d71c154c 3025 .hide = 1,
0d29de83 3026 .def = "1",
e8b0e958
JA		 3027 .category = FIO_OPT_C_IO,
3028 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3029 },
3030 {
3031 .name = "trim_backlog",
e8b0e958 3032 .lname = "Trim backlog",
0d29de83 3033 .type = FIO_OPT_STR_VAL,
a609f12a 3034 .off1 = offsetof(struct thread_options, trim_backlog),
0d29de83
JA		 3035 .help = "Trim after this number of blocks are written",
3036 .parent = "trim_percentage",
d71c154c 3037 .hide = 1,
20eb06bd 3038 .interval = 1,
e8b0e958
JA		 3039 .category = FIO_OPT_C_IO,
3040 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3041 },
3042 {
3043 .name = "trim_backlog_batch",
e8b0e958 3044 .lname = "Trim backlog batch",
0d29de83 3045 .type = FIO_OPT_INT,
a609f12a 3046 .off1 = offsetof(struct thread_options, trim_batch),
0d29de83
JA		 3047 .help = "Trim this number of IO blocks",
3048 .parent = "trim_percentage",
d71c154c 3049 .hide = 1,
20eb06bd 3050 .interval = 1,
e8b0e958
JA		 3051 .category = FIO_OPT_C_IO,
3052 .group = FIO_OPT_G_TRIM,
0d29de83 3053 },
a275c37a
JA		 3054#else
3055 {
3056 .name = "trim_percentage",
3057 .lname = "Trim percentage",
3058 .type = FIO_OPT_UNSUPPORTED,
3059 .help = "Fio does not support TRIM on your platform",
3060 },
3061 {
3062 .name = "trim_verify_zero",
3063 .lname = "Verify trim zero",
3064 .type = FIO_OPT_UNSUPPORTED,
3065 .help = "Fio does not support TRIM on your platform",
3066 },
3067 {
3068 .name = "trim_backlog",
3069 .lname = "Trim backlog",
3070 .type = FIO_OPT_UNSUPPORTED,
3071 .help = "Fio does not support TRIM on your platform",
3072 },
3073 {
3074 .name = "trim_backlog_batch",
3075 .lname = "Trim backlog batch",
3076 .type = FIO_OPT_UNSUPPORTED,
3077 .help = "Fio does not support TRIM on your platform",
3078 },
e8462bd8 3079#endif
214e1eca
JA		 3080 {
3081 .name = "write_iolog",
e8b0e958 3082 .lname = "Write I/O log",
214e1eca 3083 .type = FIO_OPT_STR_STORE,
a609f12a 3084 .off1 = offsetof(struct thread_options, write_iolog_file),
214e1eca 3085 .help = "Store IO pattern to file",
e8b0e958
JA		 3086 .category = FIO_OPT_C_IO,
3087 .group = FIO_OPT_G_IOLOG,
214e1eca
JA		 3088 },
3089 {
3090 .name = "read_iolog",
e8b0e958 3091 .lname = "Read I/O log",
214e1eca 3092 .type = FIO_OPT_STR_STORE,
a609f12a 3093 .off1 = offsetof(struct thread_options, read_iolog_file),
214e1eca 3094 .help = "Playback IO pattern from file",
e8b0e958
JA		 3095 .category = FIO_OPT_C_IO,
3096 .group = FIO_OPT_G_IOLOG,
214e1eca 3097 },
98e7161c
AK		 3098 {
3099 .name = "read_iolog_chunked",
3100 .lname = "Read I/O log in parts",
3101 .type = FIO_OPT_BOOL,
3102 .off1 = offsetof(struct thread_options, read_iolog_chunked),
3103 .def = "0",
3104 .parent = "read_iolog",
3105 .help = "Parse IO pattern in chunks",
3106 .category = FIO_OPT_C_IO,
3107 .group = FIO_OPT_G_IOLOG,
3108 },
64bbb865
DN		 3109 {
3110 .name = "replay_no_stall",
e8b0e958 3111 .lname = "Don't stall on replay",
20eb06bd 3112 .type = FIO_OPT_BOOL,
a609f12a 3113 .off1 = offsetof(struct thread_options, no_stall),
64bbb865 3114 .def = "0",
87e7a972 3115 .parent = "read_iolog",
d71c154c 3116 .hide = 1,
64bbb865 3117 .help = "Playback IO pattern file as fast as possible without stalls",
e8b0e958
JA		 3118 .category = FIO_OPT_C_IO,
3119 .group = FIO_OPT_G_IOLOG,
64bbb865 3120 },
d1c46c04
DN		 3121 {
3122 .name = "replay_redirect",
e8b0e958 3123 .lname = "Redirect device for replay",
d1c46c04 3124 .type = FIO_OPT_STR_STORE,
a609f12a 3125 .off1 = offsetof(struct thread_options, replay_redirect),
d1c46c04 3126 .parent = "read_iolog",
d71c154c 3127 .hide = 1,
d1c46c04 3128 .help = "Replay all I/O onto this device, regardless of trace device",
e8b0e958
JA		 3129 .category = FIO_OPT_C_IO,
3130 .group = FIO_OPT_G_IOLOG,
d1c46c04 3131 },
0c63576e
JA		 3132 {
3133 .name = "replay_scale",
3134 .lname = "Replace offset scale factor",
3135 .type = FIO_OPT_INT,
a609f12a 3136 .off1 = offsetof(struct thread_options, replay_scale),
0c63576e
JA		 3137 .parent = "read_iolog",
3138 .def = "1",
3139 .help = "Align offsets to this blocksize",
3140 .category = FIO_OPT_C_IO,
3141 .group = FIO_OPT_G_IOLOG,
3142 },
3143 {
3144 .name = "replay_align",
3145 .lname = "Replace alignment",
3146 .type = FIO_OPT_INT,
a609f12a 3147 .off1 = offsetof(struct thread_options, replay_align),
0c63576e
JA		 3148 .parent = "read_iolog",
3149 .help = "Scale offset down by this factor",
3150 .category = FIO_OPT_C_IO,
3151 .group = FIO_OPT_G_IOLOG,
3152 .pow2 = 1,
3153 },
6dd7fa77
JA		 3154 {
3155 .name = "replay_time_scale",
3156 .lname = "Replay Time Scale",
3157 .type = FIO_OPT_INT,
3158 .off1 = offsetof(struct thread_options, replay_time_scale),
3159 .def = "100",
3160 .minval = 1,
3161 .parent = "read_iolog",
3162 .hide = 1,
3163 .help = "Scale time for replay events",
3164 .category = FIO_OPT_C_IO,
3165 .group = FIO_OPT_G_IOLOG,
3166 },
d7235efb
JA		 3167 {
3168 .name = "replay_skip",
3169 .lname = "Replay Skip",
3170 .type = FIO_OPT_STR,
3171 .cb = str_replay_skip_cb,
3172 .off1 = offsetof(struct thread_options, replay_skip),
3173 .parent = "read_iolog",
3174 .help = "Skip certain IO types (read,write,trim,flush)",
3175 .category = FIO_OPT_C_IO,
3176 .group = FIO_OPT_G_IOLOG,
3177 },
214e1eca
JA		 3178 {
3179 .name = "exec_prerun",
e8b0e958 3180 .lname = "Pre-execute runnable",
214e1eca 3181 .type = FIO_OPT_STR_STORE,
a609f12a 3182 .off1 = offsetof(struct thread_options, exec_prerun),
214e1eca 3183 .help = "Execute this file prior to running job",
e8b0e958
JA		 3184 .category = FIO_OPT_C_GENERAL,
3185 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3186 },
3187 {
3188 .name = "exec_postrun",
e8b0e958 3189 .lname = "Post-execute runnable",
214e1eca 3190 .type = FIO_OPT_STR_STORE,
a609f12a 3191 .off1 = offsetof(struct thread_options, exec_postrun),
214e1eca 3192 .help = "Execute this file after running job",
e8b0e958
JA		 3193 .category = FIO_OPT_C_GENERAL,
3194 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3195 },
3196#ifdef FIO_HAVE_IOSCHED_SWITCH
3197 {
3198 .name = "ioscheduler",
e8b0e958 3199 .lname = "I/O scheduler",
214e1eca 3200 .type = FIO_OPT_STR_STORE,
a609f12a 3201 .off1 = offsetof(struct thread_options, ioscheduler),
214e1eca 3202 .help = "Use this IO scheduler on the backing device",
e8b0e958
JA		 3203 .category = FIO_OPT_C_FILE,
3204 .group = FIO_OPT_G_INVALID,
214e1eca 3205 },
a275c37a
JA		 3206#else
3207 {
3208 .name = "ioscheduler",
3209 .lname = "I/O scheduler",
3210 .type = FIO_OPT_UNSUPPORTED,
3211 .help = "Your platform does not support IO scheduler switching",
3212 },
214e1eca
JA		 3213#endif
3214 {
3215 .name = "zonesize",
e8b0e958 3216 .lname = "Zone size",
214e1eca 3217 .type = FIO_OPT_STR_VAL,
a609f12a 3218 .off1 = offsetof(struct thread_options, zone_size),
ed335855
SN		 3219 .help = "Amount of data to read per zone",
3220 .def = "0",
20eb06bd 3221 .interval = 1024 * 1024,
e8b0e958
JA		 3222 .category = FIO_OPT_C_IO,
3223 .group = FIO_OPT_G_ZONE,
ed335855
SN		 3224 },
3225 {
3226 .name = "zonerange",
e8b0e958 3227 .lname = "Zone range",
ed335855 3228 .type = FIO_OPT_STR_VAL,
a609f12a 3229 .off1 = offsetof(struct thread_options, zone_range),
214e1eca
JA		 3230 .help = "Give size of an IO zone",
3231 .def = "0",
20eb06bd 3232 .interval = 1024 * 1024,
e8b0e958
JA		 3233 .category = FIO_OPT_C_IO,
3234 .group = FIO_OPT_G_ZONE,
214e1eca
JA		 3235 },
3236 {
3237 .name = "zoneskip",
e8b0e958 3238 .lname = "Zone skip",
214e1eca 3239 .type = FIO_OPT_STR_VAL,
a609f12a 3240 .off1 = offsetof(struct thread_options, zone_skip),
214e1eca
JA		 3241 .help = "Space between IO zones",
3242 .def = "0",
20eb06bd 3243 .interval = 1024 * 1024,
e8b0e958
JA		 3244 .category = FIO_OPT_C_IO,
3245 .group = FIO_OPT_G_ZONE,
214e1eca
JA		 3246 },
3247 {
3248 .name = "lockmem",
e8b0e958 3249 .lname = "Lock memory",
214e1eca 3250 .type = FIO_OPT_STR_VAL,
a609f12a 3251 .off1 = offsetof(struct thread_options, lockmem),
81c6b6cd 3252 .help = "Lock down this amount of memory (per worker)",
214e1eca 3253 .def = "0",
20eb06bd 3254 .interval = 1024 * 1024,
e8b0e958
JA		 3255 .category = FIO_OPT_C_GENERAL,
3256 .group = FIO_OPT_G_INVALID,
214e1eca 3257 },
214e1eca
JA		 3258 {
3259 .name = "rwmixread",
e8b0e958 3260 .lname = "Read/write mix read",
214e1eca 3261 .type = FIO_OPT_INT,
cb499fc4 3262 .cb = str_rwmix_read_cb,
a609f12a 3263 .off1 = offsetof(struct thread_options, rwmix[DDIR_READ]),
214e1eca
JA		 3264 .maxval = 100,
3265 .help = "Percentage of mixed workload that is reads",
3266 .def = "50",
20eb06bd 3267 .interval = 5,
90265353 3268 .inverse = "rwmixwrite",
e8b0e958
JA		 3269 .category = FIO_OPT_C_IO,
3270 .group = FIO_OPT_G_RWMIX,
214e1eca
JA		 3271 },
3272 {
3273 .name = "rwmixwrite",
e8b0e958 3274 .lname = "Read/write mix write",
214e1eca 3275 .type = FIO_OPT_INT,
cb499fc4 3276 .cb = str_rwmix_write_cb,
a609f12a 3277 .off1 = offsetof(struct thread_options, rwmix[DDIR_WRITE]),
214e1eca
JA		 3278 .maxval = 100,
3279 .help = "Percentage of mixed workload that is writes",
3280 .def = "50",
20eb06bd 3281 .interval = 5,
90265353 3282 .inverse = "rwmixread",
e8b0e958
JA		 3283 .category = FIO_OPT_C_IO,
3284 .group = FIO_OPT_G_RWMIX,
214e1eca 3285 },
afdf9352
JA		 3286 {
3287 .name = "rwmixcycle",
e8b0e958 3288 .lname = "Read/write mix cycle",
15ca150e 3289 .type = FIO_OPT_DEPRECATED,
e8b0e958
JA		 3290 .category = FIO_OPT_C_IO,
3291 .group = FIO_OPT_G_RWMIX,
afdf9352 3292 },
214e1eca
JA		 3293 {
3294 .name = "nice",
e8b0e958 3295 .lname = "Nice",
214e1eca 3296 .type = FIO_OPT_INT,
a609f12a 3297 .off1 = offsetof(struct thread_options, nice),
214e1eca 3298 .help = "Set job CPU nice value",
11fd6aa8
RC		 3299 .minval = -20,
3300 .maxval = 19,
214e1eca 3301 .def = "0",
20eb06bd 3302 .interval = 1,
e8b0e958 3303 .category = FIO_OPT_C_GENERAL,
10860056 3304 .group = FIO_OPT_G_CRED,
214e1eca
JA		 3305 },
3306#ifdef FIO_HAVE_IOPRIO
3307 {
3308 .name = "prio",
e8b0e958 3309 .lname = "I/O nice priority",
214e1eca 3310 .type = FIO_OPT_INT,
a609f12a 3311 .off1 = offsetof(struct thread_options, ioprio),
214e1eca 3312 .help = "Set job IO priority value",
1767bd34
TK		 3313 .minval = IOPRIO_MIN_PRIO,
3314 .maxval = IOPRIO_MAX_PRIO,
20eb06bd 3315 .interval = 1,
e8b0e958 3316 .category = FIO_OPT_C_GENERAL,
10860056 3317 .group = FIO_OPT_G_CRED,
214e1eca 3318 },
32ef447a
TK		 3319#else
3320 {
3321 .name = "prio",
3322 .lname = "I/O nice priority",
3323 .type = FIO_OPT_UNSUPPORTED,
3324 .help = "Your platform does not support IO priorities",
3325 },
3326#endif
3327#ifdef FIO_HAVE_IOPRIO_CLASS
3328#ifndef FIO_HAVE_IOPRIO
3329#error "FIO_HAVE_IOPRIO_CLASS requires FIO_HAVE_IOPRIO"
3330#endif
214e1eca
JA		 3331 {
3332 .name = "prioclass",
e8b0e958 3333 .lname = "I/O nice priority class",
214e1eca 3334 .type = FIO_OPT_INT,
a609f12a 3335 .off1 = offsetof(struct thread_options, ioprio_class),
214e1eca 3336 .help = "Set job IO priority class",
1767bd34
TK		 3337 .minval = IOPRIO_MIN_PRIO_CLASS,
3338 .maxval = IOPRIO_MAX_PRIO_CLASS,
20eb06bd 3339 .interval = 1,
e8b0e958 3340 .category = FIO_OPT_C_GENERAL,
10860056 3341 .group = FIO_OPT_G_CRED,
214e1eca 3342 },
a275c37a 3343#else
a275c37a
JA		 3344 {
3345 .name = "prioclass",
3346 .lname = "I/O nice priority class",
3347 .type = FIO_OPT_UNSUPPORTED,
32ef447a 3348 .help = "Your platform does not support IO priority classes",
a275c37a 3349 },
214e1eca
JA		 3350#endif
3351 {
3352 .name = "thinktime",
e8b0e958 3353 .lname = "Thinktime",
214e1eca 3354 .type = FIO_OPT_INT,
a609f12a 3355 .off1 = offsetof(struct thread_options, thinktime),
214e1eca
JA		 3356 .help = "Idle time between IO buffers (usec)",
3357 .def = "0",
88038bc7 3358 .is_time = 1,
e8b0e958 3359 .category = FIO_OPT_C_IO,
3ceb458f 3360 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3361 },
3362 {
3363 .name = "thinktime_spin",
e8b0e958 3364 .lname = "Thinktime spin",
214e1eca 3365 .type = FIO_OPT_INT,
a609f12a 3366 .off1 = offsetof(struct thread_options, thinktime_spin),
214e1eca
JA		 3367 .help = "Start think time by spinning this amount (usec)",
3368 .def = "0",
88038bc7 3369 .is_time = 1,
afdf9352 3370 .parent = "thinktime",
d71c154c 3371 .hide = 1,
e8b0e958 3372 .category = FIO_OPT_C_IO,
3ceb458f 3373 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3374 },
3375 {
3376 .name = "thinktime_blocks",
e8b0e958 3377 .lname = "Thinktime blocks",
214e1eca 3378 .type = FIO_OPT_INT,
a609f12a 3379 .off1 = offsetof(struct thread_options, thinktime_blocks),
214e1eca
JA		 3380 .help = "IO buffer period between 'thinktime'",
3381 .def = "1",
afdf9352 3382 .parent = "thinktime",
d71c154c 3383 .hide = 1,
e8b0e958 3384 .category = FIO_OPT_C_IO,
3ceb458f 3385 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3386 },
3387 {
3388 .name = "rate",
e8b0e958 3389 .lname = "I/O rate",
e01b22b8 3390 .type = FIO_OPT_INT,
a609f12a
JA		 3391 .off1 = offsetof(struct thread_options, rate[DDIR_READ]),
3392 .off2 = offsetof(struct thread_options, rate[DDIR_WRITE]),
3393 .off3 = offsetof(struct thread_options, rate[DDIR_TRIM]),
214e1eca 3394 .help = "Set bandwidth rate",
e8b0e958
JA		 3395 .category = FIO_OPT_C_IO,
3396 .group = FIO_OPT_G_RATE,
214e1eca
JA		 3397 },
3398 {
6d428bcd
JA		 3399 .name = "rate_min",
3400 .alias = "ratemin",
e8b0e958 3401 .lname = "I/O min rate",
e01b22b8 3402 .type = FIO_OPT_INT,
a609f12a
JA		 3403 .off1 = offsetof(struct thread_options, ratemin[DDIR_READ]),
3404 .off2 = offsetof(struct thread_options, ratemin[DDIR_WRITE]),
3405 .off3 = offsetof(struct thread_options, ratemin[DDIR_TRIM]),
4e991c23 3406 .help = "Job must meet this rate or it will be shutdown",
afdf9352 3407 .parent = "rate",
d71c154c 3408 .hide = 1,
e8b0e958
JA		 3409 .category = FIO_OPT_C_IO,
3410 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3411 },
3412 {
3413 .name = "rate_iops",
e8b0e958 3414 .lname = "I/O rate IOPS",
e01b22b8 3415 .type = FIO_OPT_INT,
a609f12a
JA		 3416 .off1 = offsetof(struct thread_options, rate_iops[DDIR_READ]),
3417 .off2 = offsetof(struct thread_options, rate_iops[DDIR_WRITE]),
3418 .off3 = offsetof(struct thread_options, rate_iops[DDIR_TRIM]),
4e991c23 3419 .help = "Limit IO used to this number of IO operations/sec",
d71c154c 3420 .hide = 1,
e8b0e958
JA		 3421 .category = FIO_OPT_C_IO,
3422 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3423 },
3424 {
3425 .name = "rate_iops_min",
e8b0e958 3426 .lname = "I/O min rate IOPS",
e01b22b8 3427 .type = FIO_OPT_INT,
a609f12a
JA		 3428 .off1 = offsetof(struct thread_options, rate_iops_min[DDIR_READ]),
3429 .off2 = offsetof(struct thread_options, rate_iops_min[DDIR_WRITE]),
3430 .off3 = offsetof(struct thread_options, rate_iops_min[DDIR_TRIM]),
03e20d68 3431 .help = "Job must meet this rate or it will be shut down",
afdf9352 3432 .parent = "rate_iops",
d71c154c 3433 .hide = 1,
e8b0e958
JA		 3434 .category = FIO_OPT_C_IO,
3435 .group = FIO_OPT_G_RATE,
214e1eca 3436 },
ff6bb260 3437 {
6de65959
JA		 3438 .name = "rate_process",
3439 .lname = "Rate Process",
3440 .type = FIO_OPT_STR,
a609f12a 3441 .off1 = offsetof(struct thread_options, rate_process),
6de65959
JA		 3442 .help = "What process controls how rated IO is managed",
3443 .def = "linear",
ff6bb260
SL		 3444 .category = FIO_OPT_C_IO,
3445 .group = FIO_OPT_G_RATE,
6de65959
JA		 3446 .posval = {
3447 { .ival = "linear",
3448 .oval = RATE_PROCESS_LINEAR,
3449 .help = "Linear rate of IO",
3450 },
3451 {
3452 .ival = "poisson",
3453 .oval = RATE_PROCESS_POISSON,
3454 .help = "Rate follows Poisson process",
3455 },
3456 },
3457 .parent = "rate",
ff6bb260 3458 },
214e1eca 3459 {
6d428bcd
JA		 3460 .name = "rate_cycle",
3461 .alias = "ratecycle",
e8b0e958 3462 .lname = "I/O rate cycle",
214e1eca 3463 .type = FIO_OPT_INT,
a609f12a 3464 .off1 = offsetof(struct thread_options, ratecycle),
214e1eca
JA		 3465 .help = "Window average for rate limits (msec)",
3466 .def = "1000",
afdf9352 3467 .parent = "rate",
d71c154c 3468 .hide = 1,
e8b0e958
JA		 3469 .category = FIO_OPT_C_IO,
3470 .group = FIO_OPT_G_RATE,
214e1eca 3471 },
1a9bf814
JA		 3472 {
3473 .name = "rate_ignore_thinktime",
3474 .lname = "Rate ignore thinktime",
3475 .type = FIO_OPT_BOOL,
3476 .off1 = offsetof(struct thread_options, rate_ign_think),
3477 .help = "Rated IO ignores thinktime settings",
3478 .parent = "rate",
3479 .category = FIO_OPT_C_IO,
3480 .group = FIO_OPT_G_RATE,
3481 },
15501535
JA		 3482 {
3483 .name = "max_latency",
dd97d866 3484 .lname = "Max Latency (usec)",
6c3fb04c 3485 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3486 .off1 = offsetof(struct thread_options, max_latency),
15501535 3487 .help = "Maximum tolerated IO latency (usec)",
88038bc7 3488 .is_time = 1,
1e5324e7 3489 .category = FIO_OPT_C_IO,
3e260a46
JA		 3490 .group = FIO_OPT_G_LATPROF,
3491 },
3492 {
3493 .name = "latency_target",
3494 .lname = "Latency Target (usec)",
3495 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3496 .off1 = offsetof(struct thread_options, latency_target),
3e260a46 3497 .help = "Ramp to max queue depth supporting this latency",
88038bc7 3498 .is_time = 1,
3e260a46
JA		 3499 .category = FIO_OPT_C_IO,
3500 .group = FIO_OPT_G_LATPROF,
3501 },
3502 {
3503 .name = "latency_window",
3504 .lname = "Latency Window (usec)",
3505 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3506 .off1 = offsetof(struct thread_options, latency_window),
3e260a46 3507 .help = "Time to sustain latency_target",
88038bc7 3508 .is_time = 1,
3e260a46
JA		 3509 .category = FIO_OPT_C_IO,
3510 .group = FIO_OPT_G_LATPROF,
3511 },
3512 {
3513 .name = "latency_percentile",
3514 .lname = "Latency Percentile",
3515 .type = FIO_OPT_FLOAT_LIST,
a609f12a 3516 .off1 = offsetof(struct thread_options, latency_percentile),
3e260a46
JA		 3517 .help = "Percentile of IOs must be below latency_target",
3518 .def = "100",
3519 .maxlen = 1,
3520 .minfp = 0.0,
3521 .maxfp = 100.0,
3522 .category = FIO_OPT_C_IO,
3523 .group = FIO_OPT_G_LATPROF,
15501535 3524 },
214e1eca
JA		 3525 {
3526 .name = "invalidate",
e8b0e958 3527 .lname = "Cache invalidate",
214e1eca 3528 .type = FIO_OPT_BOOL,
a609f12a 3529 .off1 = offsetof(struct thread_options, invalidate_cache),
214e1eca
JA		 3530 .help = "Invalidate buffer/page cache prior to running job",
3531 .def = "1",
e8b0e958 3532 .category = FIO_OPT_C_IO,
3ceb458f 3533 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 3534 },
3535 {
3536 .name = "sync",
e8b0e958 3537 .lname = "Synchronous I/O",
214e1eca 3538 .type = FIO_OPT_BOOL,
a609f12a 3539 .off1 = offsetof(struct thread_options, sync_io),
214e1eca
JA		 3540 .help = "Use O_SYNC for buffered writes",
3541 .def = "0",
67a1000f 3542 .parent = "buffered",
d71c154c 3543 .hide = 1,
e8b0e958 3544 .category = FIO_OPT_C_IO,
3ceb458f 3545 .group = FIO_OPT_G_IO_TYPE,
214e1eca 3546 },
ae8e559e
JA		 3547#ifdef FIO_HAVE_WRITE_HINT
3548 {
3549 .name = "write_hint",
3550 .lname = "Write hint",
3551 .type = FIO_OPT_STR,
3552 .off1 = offsetof(struct thread_options, write_hint),
3553 .help = "Set expected write life time",
3554 .category = FIO_OPT_C_ENGINE,
3555 .group = FIO_OPT_G_INVALID,
3556 .posval = {
3557 { .ival = "none",
3558 .oval = RWH_WRITE_LIFE_NONE,
3559 },
3560 { .ival = "short",
3561 .oval = RWH_WRITE_LIFE_SHORT,
3562 },
3563 { .ival = "medium",
3564 .oval = RWH_WRITE_LIFE_MEDIUM,
3565 },
3566 { .ival = "long",
3567 .oval = RWH_WRITE_LIFE_LONG,
3568 },
3569 { .ival = "extreme",
3570 .oval = RWH_WRITE_LIFE_EXTREME,
3571 },
3572 },
3573 },
3574#endif
214e1eca
JA		 3575 {
3576 .name = "create_serialize",
e8b0e958 3577 .lname = "Create serialize",
214e1eca 3578 .type = FIO_OPT_BOOL,
a609f12a 3579 .off1 = offsetof(struct thread_options, create_serialize),
c2b8035f 3580 .help = "Serialize creation of job files",
214e1eca 3581 .def = "1",
e8b0e958
JA		 3582 .category = FIO_OPT_C_FILE,
3583 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3584 },
3585 {
3586 .name = "create_fsync",
e8b0e958 3587 .lname = "Create fsync",
214e1eca 3588 .type = FIO_OPT_BOOL,
a609f12a 3589 .off1 = offsetof(struct thread_options, create_fsync),
03e20d68 3590 .help = "fsync file after creation",
214e1eca 3591 .def = "1",
e8b0e958
JA		 3592 .category = FIO_OPT_C_FILE,
3593 .group = FIO_OPT_G_INVALID,
214e1eca 3594 },
814452bd
JA		 3595 {
3596 .name = "create_on_open",
e8b0e958 3597 .lname = "Create on open",
814452bd 3598 .type = FIO_OPT_BOOL,
a609f12a 3599 .off1 = offsetof(struct thread_options, create_on_open),
814452bd
JA		 3600 .help = "Create files when they are opened for IO",
3601 .def = "0",
e8b0e958
JA		 3602 .category = FIO_OPT_C_FILE,
3603 .group = FIO_OPT_G_INVALID,
814452bd 3604 },
25460cf6
JA		 3605 {
3606 .name = "create_only",
cce2fdfe 3607 .lname = "Create Only",
25460cf6 3608 .type = FIO_OPT_BOOL,
a609f12a 3609 .off1 = offsetof(struct thread_options, create_only),
25460cf6 3610 .help = "Only perform file creation phase",
d17fda71 3611 .category = FIO_OPT_C_FILE,
25460cf6
JA		 3612 .def = "0",
3613 },
2378826d
JA		 3614 {
3615 .name = "allow_file_create",
e81ecca3 3616 .lname = "Allow file create",
2378826d 3617 .type = FIO_OPT_BOOL,
a609f12a 3618 .off1 = offsetof(struct thread_options, allow_create),
2378826d
JA		 3619 .help = "Permit fio to create files, if they don't exist",
3620 .def = "1",
3621 .category = FIO_OPT_C_FILE,
3622 .group = FIO_OPT_G_FILENAME,
3623 },
e81ecca3
JA		 3624 {
3625 .name = "allow_mounted_write",
3626 .lname = "Allow mounted write",
3627 .type = FIO_OPT_BOOL,
a609f12a 3628 .off1 = offsetof(struct thread_options, allow_mounted_write),
e81ecca3
JA		 3629 .help = "Allow writes to a mounted partition",
3630 .def = "0",
3631 .category = FIO_OPT_C_FILE,
3632 .group = FIO_OPT_G_FILENAME,
3633 },
0b9d69ec 3634 {
afad68f7 3635 .name = "pre_read",
e8b0e958 3636 .lname = "Pre-read files",
afad68f7 3637 .type = FIO_OPT_BOOL,
a609f12a 3638 .off1 = offsetof(struct thread_options, pre_read),
03e20d68 3639 .help = "Pre-read files before starting official testing",
afad68f7 3640 .def = "0",
e8b0e958
JA		 3641 .category = FIO_OPT_C_FILE,
3642 .group = FIO_OPT_G_INVALID,
afad68f7 3643 },
214e1eca
JA		 3644#ifdef FIO_HAVE_CPU_AFFINITY
3645 {
3646 .name = "cpumask",
e8b0e958 3647 .lname = "CPU mask",
214e1eca
JA		 3648 .type = FIO_OPT_INT,
3649 .cb = str_cpumask_cb,
a609f12a 3650 .off1 = offsetof(struct thread_options, cpumask),
214e1eca 3651 .help = "CPU affinity mask",
e8b0e958 3652 .category = FIO_OPT_C_GENERAL,
10860056 3653 .group = FIO_OPT_G_CRED,
214e1eca 3654 },
d2e268b0
JA		 3655 {
3656 .name = "cpus_allowed",
e8b0e958 3657 .lname = "CPUs allowed",
d2e268b0
JA		 3658 .type = FIO_OPT_STR,
3659 .cb = str_cpus_allowed_cb,
a609f12a 3660 .off1 = offsetof(struct thread_options, cpumask),
d2e268b0 3661 .help = "Set CPUs allowed",
e8b0e958 3662 .category = FIO_OPT_C_GENERAL,
10860056 3663 .group = FIO_OPT_G_CRED,
d2e268b0 3664 },
c2acfbac
JA		 3665 {
3666 .name = "cpus_allowed_policy",
3667 .lname = "CPUs allowed distribution policy",
3668 .type = FIO_OPT_STR,
a609f12a 3669 .off1 = offsetof(struct thread_options, cpus_allowed_policy),
c2acfbac
JA		 3670 .help = "Distribution policy for cpus_allowed",
3671 .parent = "cpus_allowed",
3672 .prio = 1,
3673 .posval = {
3674 { .ival = "shared",
3675 .oval = FIO_CPUS_SHARED,
3676 .help = "Mask shared between threads",
3677 },
3678 { .ival = "split",
3679 .oval = FIO_CPUS_SPLIT,
3680 .help = "Mask split between threads",
3681 },
3682 },
3683 .category = FIO_OPT_C_GENERAL,
3684 .group = FIO_OPT_G_CRED,
3685 },
a275c37a
JA		 3686#else
3687 {
3688 .name = "cpumask",
3689 .lname = "CPU mask",
3690 .type = FIO_OPT_UNSUPPORTED,
3691 .help = "Your platform does not support CPU affinities",
3692 },
3693 {
3694 .name = "cpus_allowed",
3695 .lname = "CPUs allowed",
3696 .type = FIO_OPT_UNSUPPORTED,
3697 .help = "Your platform does not support CPU affinities",
3698 },
3699 {
3700 .name = "cpus_allowed_policy",
3701 .lname = "CPUs allowed distribution policy",
3702 .type = FIO_OPT_UNSUPPORTED,
3703 .help = "Your platform does not support CPU affinities",
3704 },
d0b937ed 3705#endif
67bf9823 3706#ifdef CONFIG_LIBNUMA
d0b937ed
YR		 3707 {
3708 .name = "numa_cpu_nodes",
cce2fdfe 3709 .lname = "NUMA CPU Nodes",
d0b937ed
YR		 3710 .type = FIO_OPT_STR,
3711 .cb = str_numa_cpunodes_cb,
a609f12a 3712 .off1 = offsetof(struct thread_options, numa_cpunodes),
d0b937ed 3713 .help = "NUMA CPU nodes bind",
6be54b2d
JA		 3714 .category = FIO_OPT_C_GENERAL,
3715 .group = FIO_OPT_G_INVALID,
d0b937ed
YR		 3716 },
3717 {
3718 .name = "numa_mem_policy",
cce2fdfe 3719 .lname = "NUMA Memory Policy",
d0b937ed
YR		 3720 .type = FIO_OPT_STR,
3721 .cb = str_numa_mpol_cb,
a609f12a 3722 .off1 = offsetof(struct thread_options, numa_memnodes),
d0b937ed 3723 .help = "NUMA memory policy setup",
6be54b2d
JA		 3724 .category = FIO_OPT_C_GENERAL,
3725 .group = FIO_OPT_G_INVALID,
d0b937ed 3726 },
a275c37a
JA		 3727#else
3728 {
3729 .name = "numa_cpu_nodes",
3730 .lname = "NUMA CPU Nodes",
3731 .type = FIO_OPT_UNSUPPORTED,
3732 .help = "Build fio with libnuma-dev(el) to enable this option",
3733 },
3734 {
3735 .name = "numa_mem_policy",
3736 .lname = "NUMA Memory Policy",
3737 .type = FIO_OPT_UNSUPPORTED,
3738 .help = "Build fio with libnuma-dev(el) to enable this option",
3739 },
03553853
YR		 3740#endif
3741#ifdef CONFIG_CUDA
3742 {
3743 .name = "gpu_dev_id",
3744 .lname = "GPU device ID",
3745 .type = FIO_OPT_INT,
3746 .off1 = offsetof(struct thread_options, gpu_dev_id),
3747 .help = "Set GPU device ID for GPUDirect RDMA",
3748 .def = "0",
3749 .category = FIO_OPT_C_GENERAL,
3750 .group = FIO_OPT_G_INVALID,
3751 },
214e1eca
JA		 3752#endif
3753 {
3754 .name = "end_fsync",
e8b0e958 3755 .lname = "End fsync",
214e1eca 3756 .type = FIO_OPT_BOOL,
a609f12a 3757 .off1 = offsetof(struct thread_options, end_fsync),
214e1eca
JA		 3758 .help = "Include fsync at the end of job",
3759 .def = "0",
e8b0e958
JA		 3760 .category = FIO_OPT_C_FILE,
3761 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3762 },
3763 {
3764 .name = "fsync_on_close",
e8b0e958 3765 .lname = "Fsync on close",
214e1eca 3766 .type = FIO_OPT_BOOL,
a609f12a 3767 .off1 = offsetof(struct thread_options, fsync_on_close),
214e1eca
JA		 3768 .help = "fsync files on close",
3769 .def = "0",
e8b0e958
JA		 3770 .category = FIO_OPT_C_FILE,
3771 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3772 },
3773 {
3774 .name = "unlink",
e8b0e958 3775 .lname = "Unlink file",
214e1eca 3776 .type = FIO_OPT_BOOL,
a609f12a 3777 .off1 = offsetof(struct thread_options, unlink),
214e1eca
JA		 3778 .help = "Unlink created files after job has completed",
3779 .def = "0",
e8b0e958
JA		 3780 .category = FIO_OPT_C_FILE,
3781 .group = FIO_OPT_G_INVALID,
214e1eca 3782 },
39c1c323 3783 {
3784 .name = "unlink_each_loop",
3785 .lname = "Unlink file after each loop of a job",
3786 .type = FIO_OPT_BOOL,
a609f12a 3787 .off1 = offsetof(struct thread_options, unlink_each_loop),
39c1c323 3788 .help = "Unlink created files after each loop in a job has completed",
3789 .def = "0",
3790 .category = FIO_OPT_C_FILE,
3791 .group = FIO_OPT_G_INVALID,
3792 },
214e1eca
JA		 3793 {
3794 .name = "exitall",
e8b0e958 3795 .lname = "Exit-all on terminate",
214e1eca
JA		 3796 .type = FIO_OPT_STR_SET,
3797 .cb = str_exitall_cb,
3798 .help = "Terminate all jobs when one exits",
e8b0e958 3799 .category = FIO_OPT_C_GENERAL,
a1f6afec 3800 .group = FIO_OPT_G_PROCESS,
214e1eca 3801 },
f9cafb12
JA		 3802 {
3803 .name = "exitall_on_error",
3804 .lname = "Exit-all on terminate in error",
78abcf9b 3805 .type = FIO_OPT_STR_SET,
a609f12a 3806 .off1 = offsetof(struct thread_options, exitall_error),
f9cafb12
JA		 3807 .help = "Terminate all jobs when one exits in error",
3808 .category = FIO_OPT_C_GENERAL,
3809 .group = FIO_OPT_G_PROCESS,
3810 },
214e1eca
JA		 3811 {
3812 .name = "stonewall",
e8b0e958 3813 .lname = "Wait for previous",
d392365e 3814 .alias = "wait_for_previous",
214e1eca 3815 .type = FIO_OPT_STR_SET,
a609f12a 3816 .off1 = offsetof(struct thread_options, stonewall),
214e1eca 3817 .help = "Insert a hard barrier between this job and previous",
e8b0e958 3818 .category = FIO_OPT_C_GENERAL,
a1f6afec 3819 .group = FIO_OPT_G_PROCESS,
214e1eca 3820 },
b3d62a75
JA		 3821 {
3822 .name = "new_group",
e8b0e958 3823 .lname = "New group",
b3d62a75 3824 .type = FIO_OPT_STR_SET,
a609f12a 3825 .off1 = offsetof(struct thread_options, new_group),
b3d62a75 3826 .help = "Mark the start of a new group (for reporting)",
e8b0e958 3827 .category = FIO_OPT_C_GENERAL,
a1f6afec 3828 .group = FIO_OPT_G_PROCESS,
b3d62a75 3829 },
214e1eca
JA		 3830 {
3831 .name = "thread",
e8b0e958 3832 .lname = "Thread",
214e1eca 3833 .type = FIO_OPT_STR_SET,
a609f12a 3834 .off1 = offsetof(struct thread_options, use_thread),
20eb06bd 3835 .help = "Use threads instead of processes",
c8931876
JA		 3836#ifdef CONFIG_NO_SHM
3837 .def = "1",
3838 .no_warn_def = 1,
3839#endif
e8b0e958 3840 .category = FIO_OPT_C_GENERAL,
a1f6afec 3841 .group = FIO_OPT_G_PROCESS,
214e1eca 3842 },
3a5db920
JA		 3843 {
3844 .name = "per_job_logs",
cce2fdfe 3845 .lname = "Per Job Logs",
3a5db920 3846 .type = FIO_OPT_BOOL,
a609f12a 3847 .off1 = offsetof(struct thread_options, per_job_logs),
3a5db920
JA		 3848 .help = "Include job number in generated log files or not",
3849 .def = "1",
3850 .category = FIO_OPT_C_LOG,
3851 .group = FIO_OPT_G_INVALID,
3852 },
214e1eca
JA		 3853 {
3854 .name = "write_bw_log",
e8b0e958 3855 .lname = "Write bandwidth log",
dded427c 3856 .type = FIO_OPT_STR,
a609f12a 3857 .off1 = offsetof(struct thread_options, bw_log_file),
dded427c 3858 .cb = str_write_bw_log_cb,
214e1eca 3859 .help = "Write log of bandwidth during run",
e8b0e958
JA		 3860 .category = FIO_OPT_C_LOG,
3861 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3862 },
3863 {
3864 .name = "write_lat_log",
e8b0e958 3865 .lname = "Write latency log",
dded427c 3866 .type = FIO_OPT_STR,
a609f12a 3867 .off1 = offsetof(struct thread_options, lat_log_file),
dded427c 3868 .cb = str_write_lat_log_cb,
214e1eca 3869 .help = "Write log of latency during run",
e8b0e958
JA		 3870 .category = FIO_OPT_C_LOG,
3871 .group = FIO_OPT_G_INVALID,
214e1eca 3872 },
c8eeb9df
JA		 3873 {
3874 .name = "write_iops_log",
e8b0e958 3875 .lname = "Write IOPS log",
dded427c 3876 .type = FIO_OPT_STR,
a609f12a 3877 .off1 = offsetof(struct thread_options, iops_log_file),
dded427c 3878 .cb = str_write_iops_log_cb,
c8eeb9df 3879 .help = "Write log of IOPS during run",
e8b0e958
JA		 3880 .category = FIO_OPT_C_LOG,
3881 .group = FIO_OPT_G_INVALID,
c8eeb9df 3882 },
b8bc8cba
JA		 3883 {
3884 .name = "log_avg_msec",
e8b0e958 3885 .lname = "Log averaging (msec)",
b8bc8cba 3886 .type = FIO_OPT_INT,
a609f12a 3887 .off1 = offsetof(struct thread_options, log_avg_msec),
b8bc8cba
JA		 3888 .help = "Average bw/iops/lat logs over this period of time",
3889 .def = "0",
e8b0e958 3890 .category = FIO_OPT_C_LOG,
1e613c9c
KC		 3891 .group = FIO_OPT_G_INVALID,
3892 },
3893 {
3894 .name = "log_hist_msec",
3895 .lname = "Log histograms (msec)",
3896 .type = FIO_OPT_INT,
a609f12a 3897 .off1 = offsetof(struct thread_options, log_hist_msec),
1e613c9c
KC		 3898 .help = "Dump completion latency histograms at frequency of this time value",
3899 .def = "0",
3900 .category = FIO_OPT_C_LOG,
3901 .group = FIO_OPT_G_INVALID,
3902 },
3903 {
3904 .name = "log_hist_coarseness",
3905 .lname = "Histogram logs coarseness",
3906 .type = FIO_OPT_INT,
a609f12a 3907 .off1 = offsetof(struct thread_options, log_hist_coarseness),
1e613c9c
KC		 3908 .help = "Integer in range [0,6]. Higher coarseness outputs"
3909 " fewer histogram bins per sample. The number of bins for"
3910 " these are [1216, 608, 304, 152, 76, 38, 19] respectively.",
3911 .def = "0",
3912 .category = FIO_OPT_C_LOG,
3913 .group = FIO_OPT_G_INVALID,
3914 },
3915 {
3916 .name = "write_hist_log",
3917 .lname = "Write latency histogram logs",
dded427c 3918 .type = FIO_OPT_STR,
a609f12a 3919 .off1 = offsetof(struct thread_options, hist_log_file),
dded427c 3920 .cb = str_write_hist_log_cb,
1e613c9c
KC		 3921 .help = "Write log of latency histograms during run",
3922 .category = FIO_OPT_C_LOG,
e8b0e958 3923 .group = FIO_OPT_G_INVALID,
b8bc8cba 3924 },
e6989e10
JA		 3925 {
3926 .name = "log_max_value",
3927 .lname = "Log maximum instead of average",
3928 .type = FIO_OPT_BOOL,
a609f12a 3929 .off1 = offsetof(struct thread_options, log_max),
e6989e10
JA		 3930 .help = "Log max sample in a window instead of average",
3931 .def = "0",
3932 .category = FIO_OPT_C_LOG,
3933 .group = FIO_OPT_G_INVALID,
3934 },
ae588852
JA		 3935 {
3936 .name = "log_offset",
3937 .lname = "Log offset of IO",
3938 .type = FIO_OPT_BOOL,
a609f12a 3939 .off1 = offsetof(struct thread_options, log_offset),
ae588852
JA		 3940 .help = "Include offset of IO for each log entry",
3941 .def = "0",
3942 .category = FIO_OPT_C_LOG,
3943 .group = FIO_OPT_G_INVALID,
3944 },
aee2ab67
JA		 3945#ifdef CONFIG_ZLIB
3946 {
3947 .name = "log_compression",
3948 .lname = "Log compression",
3949 .type = FIO_OPT_INT,
a609f12a 3950 .off1 = offsetof(struct thread_options, log_gz),
aee2ab67 3951 .help = "Log in compressed chunks of this size",
9919b27b 3952 .minval = 1024ULL,
aee2ab67
JA		 3953 .maxval = 512 * 1024 * 1024ULL,
3954 .category = FIO_OPT_C_LOG,
3955 .group = FIO_OPT_G_INVALID,
3956 },
c08f9fe2
JA		 3957#ifdef FIO_HAVE_CPU_AFFINITY
3958 {
3959 .name = "log_compression_cpus",
3960 .lname = "Log Compression CPUs",
3961 .type = FIO_OPT_STR,
3962 .cb = str_log_cpus_allowed_cb,
a609f12a 3963 .off1 = offsetof(struct thread_options, log_gz_cpumask),
c08f9fe2
JA		 3964 .parent = "log_compression",
3965 .help = "Limit log compression to these CPUs",
3966 .category = FIO_OPT_C_LOG,
3967 .group = FIO_OPT_G_INVALID,
3968 },
a275c37a
JA		 3969#else
3970 {
3971 .name = "log_compression_cpus",
3972 .lname = "Log Compression CPUs",
3973 .type = FIO_OPT_UNSUPPORTED,
3974 .help = "Your platform does not support CPU affinities",
3975 },
c08f9fe2 3976#endif
b26317c9
JA		 3977 {
3978 .name = "log_store_compressed",
3979 .lname = "Log store compressed",
3980 .type = FIO_OPT_BOOL,
a609f12a 3981 .off1 = offsetof(struct thread_options, log_gz_store),
b26317c9
JA		 3982 .help = "Store logs in a compressed format",
3983 .category = FIO_OPT_C_LOG,
3984 .group = FIO_OPT_G_INVALID,
3985 },
a275c37a
JA		 3986#else
3987 {
3988 .name = "log_compression",
3989 .lname = "Log compression",
3990 .type = FIO_OPT_UNSUPPORTED,
3991 .help = "Install libz-dev(el) to get compression support",
3992 },
3993 {
3994 .name = "log_store_compressed",
3995 .lname = "Log store compressed",
3996 .type = FIO_OPT_UNSUPPORTED,
3997 .help = "Install libz-dev(el) to get compression support",
3998 },
aee2ab67 3999#endif
3aea75b1
KC		 4000 {
4001 .name = "log_unix_epoch",
4002 .lname = "Log epoch unix",
4003 .type = FIO_OPT_BOOL,
4004 .off1 = offsetof(struct thread_options, log_unix_epoch),
4005 .help = "Use Unix time in log files",
4006 .category = FIO_OPT_C_LOG,
4007 .group = FIO_OPT_G_INVALID,
4008 },
66347cfa
DE		 4009 {
4010 .name = "block_error_percentiles",
4011 .lname = "Block error percentiles",
4012 .type = FIO_OPT_BOOL,
a609f12a 4013 .off1 = offsetof(struct thread_options, block_error_hist),
66347cfa
DE		 4014 .help = "Record trim block errors and make a histogram",
4015 .def = "0",
4016 .category = FIO_OPT_C_LOG,
4017 .group = FIO_OPT_G_INVALID,
4018 },
c504ee55
JA		 4019 {
4020 .name = "bwavgtime",
4021 .lname = "Bandwidth average time",
4022 .type = FIO_OPT_INT,
a609f12a 4023 .off1 = offsetof(struct thread_options, bw_avg_time),
c504ee55
JA		 4024 .help = "Time window over which to calculate bandwidth"
4025 " (msec)",
4026 .def = "500",
4027 .parent = "write_bw_log",
4028 .hide = 1,
4029 .interval = 100,
4030 .category = FIO_OPT_C_LOG,
4031 .group = FIO_OPT_G_INVALID,
4032 },
4033 {
4034 .name = "iopsavgtime",
4035 .lname = "IOPS average time",
4036 .type = FIO_OPT_INT,
a609f12a 4037 .off1 = offsetof(struct thread_options, iops_avg_time),
c504ee55
JA		 4038 .help = "Time window over which to calculate IOPS (msec)",
4039 .def = "500",
4040 .parent = "write_iops_log",
4041 .hide = 1,
4042 .interval = 100,
4043 .category = FIO_OPT_C_LOG,
4044 .group = FIO_OPT_G_INVALID,
4045 },
214e1eca
JA		 4046 {
4047 .name = "group_reporting",
e8b0e958 4048 .lname = "Group reporting",
d2507043 4049 .type = FIO_OPT_STR_SET,
a609f12a 4050 .off1 = offsetof(struct thread_options, group_reporting),
214e1eca 4051 .help = "Do reporting on a per-group basis",
10860056 4052 .category = FIO_OPT_C_STAT,
e8b0e958 4053 .group = FIO_OPT_G_INVALID,
214e1eca 4054 },
8243be59
JA		 4055 {
4056 .name = "stats",
4057 .lname = "Stats",
4058 .type = FIO_OPT_BOOL,
4059 .off1 = offsetof(struct thread_options, stats),
4060 .help = "Enable collection of stats",
4061 .def = "1",
4062 .category = FIO_OPT_C_STAT,
4063 .group = FIO_OPT_G_INVALID,
4064 },
e9459e5a
JA		 4065 {
4066 .name = "zero_buffers",
e8b0e958 4067 .lname = "Zero I/O buffers",
e9459e5a 4068 .type = FIO_OPT_STR_SET,
a609f12a 4069 .off1 = offsetof(struct thread_options, zero_buffers),
e9459e5a 4070 .help = "Init IO buffers to all zeroes",
e8b0e958 4071 .category = FIO_OPT_C_IO,
3ceb458f 4072 .group = FIO_OPT_G_IO_BUF,
e9459e5a 4073 },
5973cafb
JA		 4074 {
4075 .name = "refill_buffers",
e8b0e958 4076 .lname = "Refill I/O buffers",
5973cafb 4077 .type = FIO_OPT_STR_SET,
a609f12a 4078 .off1 = offsetof(struct thread_options, refill_buffers),
5973cafb 4079 .help = "Refill IO buffers on every IO submit",
e8b0e958 4080 .category = FIO_OPT_C_IO,
3ceb458f 4081 .group = FIO_OPT_G_IO_BUF,
5973cafb 4082 },
fd68418e
JA		 4083 {
4084 .name = "scramble_buffers",
e8b0e958 4085 .lname = "Scramble I/O buffers",
fd68418e 4086 .type = FIO_OPT_BOOL,
a609f12a 4087 .off1 = offsetof(struct thread_options, scramble_buffers),
fd68418e
JA		 4088 .help = "Slightly scramble buffers on every IO submit",
4089 .def = "1",
e8b0e958 4090 .category = FIO_OPT_C_IO,
3ceb458f 4091 .group = FIO_OPT_G_IO_BUF,
fd68418e 4092 },
ce35b1ec
JA		 4093 {
4094 .name = "buffer_pattern",
4095 .lname = "Buffer pattern",
4096 .type = FIO_OPT_STR,
4097 .cb = str_buffer_pattern_cb,
a609f12a 4098 .off1 = offsetof(struct thread_options, buffer_pattern),
ce35b1ec
JA		 4099 .help = "Fill pattern for IO buffers",
4100 .category = FIO_OPT_C_IO,
4101 .group = FIO_OPT_G_IO_BUF,
4102 },
9c42684e
JA		 4103 {
4104 .name = "buffer_compress_percentage",
e8b0e958 4105 .lname = "Buffer compression percentage",
9c42684e 4106 .type = FIO_OPT_INT,
bedc9dc2 4107 .cb = str_buffer_compress_cb,
a609f12a 4108 .off1 = offsetof(struct thread_options, compress_percentage),
9c42684e 4109 .maxval = 100,
e7f5de90 4110 .minval = 0,
9c42684e 4111 .help = "How compressible the buffer is (approximately)",
20eb06bd 4112 .interval = 5,
e8b0e958 4113 .category = FIO_OPT_C_IO,
3ceb458f 4114 .group = FIO_OPT_G_IO_BUF,
9c42684e 4115 },
f97a43a1
JA		 4116 {
4117 .name = "buffer_compress_chunk",
e8b0e958 4118 .lname = "Buffer compression chunk size",
f97a43a1 4119 .type = FIO_OPT_INT,
a609f12a 4120 .off1 = offsetof(struct thread_options, compress_chunk),
207b18e4 4121 .parent = "buffer_compress_percentage",
d71c154c 4122 .hide = 1,
f97a43a1 4123 .help = "Size of compressible region in buffer",
1de80624 4124 .def = "512",
20eb06bd 4125 .interval = 256,
e8b0e958 4126 .category = FIO_OPT_C_IO,
3ceb458f 4127 .group = FIO_OPT_G_IO_BUF,
f97a43a1 4128 },
5c94b008
JA		 4129 {
4130 .name = "dedupe_percentage",
4131 .lname = "Dedupe percentage",
4132 .type = FIO_OPT_INT,
4133 .cb = str_dedupe_cb,
a609f12a 4134 .off1 = offsetof(struct thread_options, dedupe_percentage),
5c94b008
JA		 4135 .maxval = 100,
4136 .minval = 0,
4137 .help = "Percentage of buffers that are dedupable",
4138 .interval = 1,
4139 .category = FIO_OPT_C_IO,
4140 .group = FIO_OPT_G_IO_BUF,
4141 },
83349190
YH		 4142 {
4143 .name = "clat_percentiles",
e8b0e958 4144 .lname = "Completion latency percentiles",
83349190 4145 .type = FIO_OPT_BOOL,
a609f12a 4146 .off1 = offsetof(struct thread_options, clat_percentiles),
83349190 4147 .help = "Enable the reporting of completion latency percentiles",
467b35ed 4148 .def = "1",
b599759b
JA		 4149 .inverse = "lat_percentiles",
4150 .category = FIO_OPT_C_STAT,
4151 .group = FIO_OPT_G_INVALID,
4152 },
4153 {
4154 .name = "lat_percentiles",
4155 .lname = "IO latency percentiles",
4156 .type = FIO_OPT_BOOL,
4157 .off1 = offsetof(struct thread_options, lat_percentiles),
4158 .help = "Enable the reporting of IO latency percentiles",
4159 .def = "0",
4160 .inverse = "clat_percentiles",
e8b0e958
JA		 4161 .category = FIO_OPT_C_STAT,
4162 .group = FIO_OPT_G_INVALID,
83349190
YH		 4163 },
4164 {
4165 .name = "percentile_list",
66347cfa 4166 .lname = "Percentile list",
83349190 4167 .type = FIO_OPT_FLOAT_LIST,
a609f12a
JA		 4168 .off1 = offsetof(struct thread_options, percentile_list),
4169 .off2 = offsetof(struct thread_options, percentile_precision),
66347cfa
DE		 4170 .help = "Specify a custom list of percentiles to report for "
4171 "completion latency and block errors",
fd112d34 4172 .def = "1:5:10:20:30:40:50:60:70:80:90:95:99:99.5:99.9:99.95:99.99",
83349190
YH		 4173 .maxlen = FIO_IO_U_LIST_MAX_LEN,
4174 .minfp = 0.0,
4175 .maxfp = 100.0,
e8b0e958
JA		 4176 .category = FIO_OPT_C_STAT,
4177 .group = FIO_OPT_G_INVALID,
e883cb35
JF		 4178 },
4179 {
4180 .name = "significant_figures",
4181 .lname = "Significant figures",
4182 .type = FIO_OPT_INT,
4183 .off1 = offsetof(struct thread_options, sig_figs),
4184 .maxval = 10,
4185 .minval = 1,
4186 .help = "Significant figures for output-format set to normal",
4187 .def = "4",
4188 .interval = 1,
4189 .category = FIO_OPT_C_STAT,
4190 .group = FIO_OPT_G_INVALID,
83349190
YH		 4191 },
4192
0a839f30
JA		 4193#ifdef FIO_HAVE_DISK_UTIL
4194 {
4195 .name = "disk_util",
e8b0e958 4196 .lname = "Disk utilization",
0a839f30 4197 .type = FIO_OPT_BOOL,
a609f12a 4198 .off1 = offsetof(struct thread_options, do_disk_util),
f66ab3c8 4199 .help = "Log disk utilization statistics",
0a839f30 4200 .def = "1",
e8b0e958
JA		 4201 .category = FIO_OPT_C_STAT,
4202 .group = FIO_OPT_G_INVALID,
0a839f30 4203 },
a275c37a
JA		 4204#else
4205 {
4206 .name = "disk_util",
4207 .lname = "Disk utilization",
4208 .type = FIO_OPT_UNSUPPORTED,
4209 .help = "Your platform does not support disk utilization",
4210 },
0a839f30 4211#endif
993bf48b
JA		 4212 {
4213 .name = "gtod_reduce",
e8b0e958 4214 .lname = "Reduce gettimeofday() calls",
993bf48b
JA		 4215 .type = FIO_OPT_BOOL,
4216 .help = "Greatly reduce number of gettimeofday() calls",
4217 .cb = str_gtod_reduce_cb,
4218 .def = "0",
a4ed77fe 4219 .hide_on_set = 1,
e8b0e958
JA		 4220 .category = FIO_OPT_C_STAT,
4221 .group = FIO_OPT_G_INVALID,
993bf48b 4222 },
02af0988
JA		 4223 {
4224 .name = "disable_lat",
e8b0e958 4225 .lname = "Disable all latency stats",
02af0988 4226 .type = FIO_OPT_BOOL,
a609f12a 4227 .off1 = offsetof(struct thread_options, disable_lat),
02af0988
JA		 4228 .help = "Disable latency numbers",
4229 .parent = "gtod_reduce",
d71c154c 4230 .hide = 1,
02af0988 4231 .def = "0",
e8b0e958
JA		 4232 .category = FIO_OPT_C_STAT,
4233 .group = FIO_OPT_G_INVALID,
02af0988 4234 },
9520ebb9
JA		 4235 {
4236 .name = "disable_clat",
e8b0e958 4237 .lname = "Disable completion latency stats",
9520ebb9 4238 .type = FIO_OPT_BOOL,
a609f12a 4239 .off1 = offsetof(struct thread_options, disable_clat),
9520ebb9 4240 .help = "Disable completion latency numbers",
993bf48b 4241 .parent = "gtod_reduce",
d71c154c 4242 .hide = 1,
9520ebb9 4243 .def = "0",
e8b0e958
JA		 4244 .category = FIO_OPT_C_STAT,
4245 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4246 },
4247 {
4248 .name = "disable_slat",
e8b0e958 4249 .lname = "Disable submission latency stats",
9520ebb9 4250 .type = FIO_OPT_BOOL,
a609f12a 4251 .off1 = offsetof(struct thread_options, disable_slat),
03e20d68 4252 .help = "Disable submission latency numbers",
993bf48b 4253 .parent = "gtod_reduce",
d71c154c 4254 .hide = 1,
9520ebb9 4255 .def = "0",
e8b0e958
JA		 4256 .category = FIO_OPT_C_STAT,
4257 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4258 },
4259 {
4260 .name = "disable_bw_measurement",
afd2ceff 4261 .alias = "disable_bw",
e8b0e958 4262 .lname = "Disable bandwidth stats",
9520ebb9 4263 .type = FIO_OPT_BOOL,
a609f12a 4264 .off1 = offsetof(struct thread_options, disable_bw),
9520ebb9 4265 .help = "Disable bandwidth logging",
993bf48b 4266 .parent = "gtod_reduce",
d71c154c 4267 .hide = 1,
9520ebb9 4268 .def = "0",
e8b0e958
JA		 4269 .category = FIO_OPT_C_STAT,
4270 .group = FIO_OPT_G_INVALID,
9520ebb9 4271 },
be4ecfdf
JA		 4272 {
4273 .name = "gtod_cpu",
e8b0e958 4274 .lname = "Dedicated gettimeofday() CPU",
be4ecfdf 4275 .type = FIO_OPT_INT,
a609f12a 4276 .off1 = offsetof(struct thread_options, gtod_cpu),
03e20d68 4277 .help = "Set up dedicated gettimeofday() thread on this CPU",
29d43ff9 4278 .verify = gtod_cpu_verify,
e8b0e958 4279 .category = FIO_OPT_C_GENERAL,
10860056 4280 .group = FIO_OPT_G_CLOCK,
be4ecfdf 4281 },
771e58be
JA		 4282 {
4283 .name = "unified_rw_reporting",
cce2fdfe 4284 .lname = "Unified RW Reporting",
771e58be 4285 .type = FIO_OPT_BOOL,
a609f12a 4286 .off1 = offsetof(struct thread_options, unified_rw_rep),
771e58be
JA		 4287 .help = "Unify reporting across data direction",
4288 .def = "0",
90b7a96d
JA		 4289 .category = FIO_OPT_C_GENERAL,
4290 .group = FIO_OPT_G_INVALID,
771e58be 4291 },
f2bba182
RR		 4292 {
4293 .name = "continue_on_error",
e8b0e958 4294 .lname = "Continue on error",
06842027 4295 .type = FIO_OPT_STR,
a609f12a 4296 .off1 = offsetof(struct thread_options, continue_on_error),
03e20d68 4297 .help = "Continue on non-fatal errors during IO",
06842027 4298 .def = "none",
e8b0e958 4299 .category = FIO_OPT_C_GENERAL,
bc3f552f 4300 .group = FIO_OPT_G_ERR,
06842027
SL		 4301 .posval = {
4302 { .ival = "none",
4303 .oval = ERROR_TYPE_NONE,
4304 .help = "Exit when an error is encountered",
4305 },
4306 { .ival = "read",
4307 .oval = ERROR_TYPE_READ,
4308 .help = "Continue on read errors only",
4309 },
4310 { .ival = "write",
4311 .oval = ERROR_TYPE_WRITE,
4312 .help = "Continue on write errors only",
4313 },
4314 { .ival = "io",
4315 .oval = ERROR_TYPE_READ | ERROR_TYPE_WRITE,
4316 .help = "Continue on any IO errors",
4317 },
4318 { .ival = "verify",
4319 .oval = ERROR_TYPE_VERIFY,
4320 .help = "Continue on verify errors only",
4321 },
4322 { .ival = "all",
4323 .oval = ERROR_TYPE_ANY,
4324 .help = "Continue on all io and verify errors",
4325 },
4326 { .ival = "0",
4327 .oval = ERROR_TYPE_NONE,
4328 .help = "Alias for 'none'",
4329 },
4330 { .ival = "1",
4331 .oval = ERROR_TYPE_ANY,
4332 .help = "Alias for 'all'",
4333 },
4334 },
f2bba182 4335 },
8b28bd41
DM		 4336 {
4337 .name = "ignore_error",
cce2fdfe 4338 .lname = "Ignore Error",
8b28bd41
DM		 4339 .type = FIO_OPT_STR,
4340 .cb = str_ignore_error_cb,
a609f12a 4341 .off1 = offsetof(struct thread_options, ignore_error_nr),
8b28bd41
DM		 4342 .help = "Set a specific list of errors to ignore",
4343 .parent = "rw",
a94eb99a 4344 .category = FIO_OPT_C_GENERAL,
bc3f552f 4345 .group = FIO_OPT_G_ERR,
8b28bd41
DM		 4346 },
4347 {
4348 .name = "error_dump",
cce2fdfe 4349 .lname = "Error Dump",
8b28bd41 4350 .type = FIO_OPT_BOOL,
a609f12a 4351 .off1 = offsetof(struct thread_options, error_dump),
8b28bd41
DM		 4352 .def = "0",
4353 .help = "Dump info on each error",
a94eb99a 4354 .category = FIO_OPT_C_GENERAL,
bc3f552f 4355 .group = FIO_OPT_G_ERR,
8b28bd41 4356 },
9ac8a797
JA		 4357 {
4358 .name = "profile",
e8b0e958 4359 .lname = "Profile",
79d16311 4360 .type = FIO_OPT_STR_STORE,
a609f12a 4361 .off1 = offsetof(struct thread_options, profile),
9ac8a797 4362 .help = "Select a specific builtin performance test",
13fca827 4363 .category = FIO_OPT_C_PROFILE,
e8b0e958 4364 .group = FIO_OPT_G_INVALID,
9ac8a797 4365 },
a696fa2a
JA		 4366 {
4367 .name = "cgroup",
e8b0e958 4368 .lname = "Cgroup",
a696fa2a 4369 .type = FIO_OPT_STR_STORE,
a609f12a 4370 .off1 = offsetof(struct thread_options, cgroup),
a696fa2a 4371 .help = "Add job to cgroup of this name",
e8b0e958 4372 .category = FIO_OPT_C_GENERAL,
a1f6afec
JA		 4373 .group = FIO_OPT_G_CGROUP,
4374 },
4375 {
4376 .name = "cgroup_nodelete",
4377 .lname = "Cgroup no-delete",
4378 .type = FIO_OPT_BOOL,
a609f12a 4379 .off1 = offsetof(struct thread_options, cgroup_nodelete),
a1f6afec
JA		 4380 .help = "Do not delete cgroups after job completion",
4381 .def = "0",
4382 .parent = "cgroup",
4383 .category = FIO_OPT_C_GENERAL,
4384 .group = FIO_OPT_G_CGROUP,
a696fa2a
JA		 4385 },
4386 {
4387 .name = "cgroup_weight",
e8b0e958 4388 .lname = "Cgroup weight",
a696fa2a 4389 .type = FIO_OPT_INT,
a609f12a 4390 .off1 = offsetof(struct thread_options, cgroup_weight),
a696fa2a
JA		 4391 .help = "Use given weight for cgroup",
4392 .minval = 100,
4393 .maxval = 1000,
a1f6afec 4394 .parent = "cgroup",
e8b0e958 4395 .category = FIO_OPT_C_GENERAL,
a1f6afec 4396 .group = FIO_OPT_G_CGROUP,
7de87099 4397 },
e0b0d892
JA		 4398 {
4399 .name = "uid",
e8b0e958 4400 .lname = "User ID",
e0b0d892 4401 .type = FIO_OPT_INT,
a609f12a 4402 .off1 = offsetof(struct thread_options, uid),
e0b0d892 4403 .help = "Run job with this user ID",
e8b0e958 4404 .category = FIO_OPT_C_GENERAL,
10860056 4405 .group = FIO_OPT_G_CRED,
e0b0d892
JA		 4406 },
4407 {
4408 .name = "gid",
e8b0e958 4409 .lname = "Group ID",
e0b0d892 4410 .type = FIO_OPT_INT,
a609f12a 4411 .off1 = offsetof(struct thread_options, gid),
e0b0d892 4412 .help = "Run job with this group ID",
e8b0e958 4413 .category = FIO_OPT_C_GENERAL,
10860056 4414 .group = FIO_OPT_G_CRED,
e0b0d892 4415 },
a1f6afec
JA		 4416 {
4417 .name = "kb_base",
4418 .lname = "KB Base",
4419 .type = FIO_OPT_INT,
a609f12a 4420 .off1 = offsetof(struct thread_options, kb_base),
a1f6afec
JA		 4421 .prio = 1,
4422 .def = "1024",
ba9c7219
JA		 4423 .posval = {
4424 { .ival = "1024",
4425 .oval = 1024,
d694a6a7 4426 .help = "Inputs invert IEC and SI prefixes (for compatibility); outputs prefer binary",
ba9c7219
JA		 4427 },
4428 { .ival = "1000",
4429 .oval = 1000,
d694a6a7 4430 .help = "Inputs use IEC and SI prefixes; outputs prefer SI",
ba9c7219
JA		 4431 },
4432 },
d694a6a7 4433 .help = "Unit prefix interpretation for quantities of data (IEC and SI)",
a1f6afec
JA		 4434 .category = FIO_OPT_C_GENERAL,
4435 .group = FIO_OPT_G_INVALID,
4436 },
cf3a0518
JA		 4437 {
4438 .name = "unit_base",
d694a6a7 4439 .lname = "Unit for quantities of data (Bits or Bytes)",
cf3a0518 4440 .type = FIO_OPT_INT,
a609f12a 4441 .off1 = offsetof(struct thread_options, unit_base),
cf3a0518 4442 .prio = 1,
71a08258
JA		 4443 .posval = {
4444 { .ival = "0",
41a87019 4445 .oval = N2S_NONE,
71a08258
JA		 4446 .help = "Auto-detect",
4447 },
4448 { .ival = "8",
41a87019 4449 .oval = N2S_BYTEPERSEC,
71a08258
JA		 4450 .help = "Normal (byte based)",
4451 },
4452 { .ival = "1",
41a87019 4453 .oval = N2S_BITPERSEC,
71a08258
JA		 4454 .help = "Bit based",
4455 },
4456 },
cf3a0518
JA		 4457 .help = "Bit multiple of result summary data (8 for byte, 1 for bit)",
4458 .category = FIO_OPT_C_GENERAL,
4459 .group = FIO_OPT_G_INVALID,
4460 },
3ceb458f
JA		 4461 {
4462 .name = "hugepage-size",
4463 .lname = "Hugepage size",
4464 .type = FIO_OPT_INT,
a609f12a 4465 .off1 = offsetof(struct thread_options, hugepage_size),
3ceb458f
JA		 4466 .help = "When using hugepages, specify size of each page",
4467 .def = __fio_stringify(FIO_HUGE_PAGE),
4468 .interval = 1024 * 1024,
4469 .category = FIO_OPT_C_GENERAL,
4470 .group = FIO_OPT_G_INVALID,
4471 },
9e684a49
DE		 4472 {
4473 .name = "flow_id",
e8b0e958 4474 .lname = "I/O flow ID",
9e684a49 4475 .type = FIO_OPT_INT,
a609f12a 4476 .off1 = offsetof(struct thread_options, flow_id),
9e684a49
DE		 4477 .help = "The flow index ID to use",
4478 .def = "0",
e8b0e958
JA		 4479 .category = FIO_OPT_C_IO,
4480 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4481 },
4482 {
4483 .name = "flow",
e8b0e958 4484 .lname = "I/O flow weight",
9e684a49 4485 .type = FIO_OPT_INT,
a609f12a 4486 .off1 = offsetof(struct thread_options, flow),
9e684a49
DE		 4487 .help = "Weight for flow control of this job",
4488 .parent = "flow_id",
d71c154c 4489 .hide = 1,
9e684a49 4490 .def = "0",
e8b0e958
JA		 4491 .category = FIO_OPT_C_IO,
4492 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4493 },
4494 {
4495 .name = "flow_watermark",
e8b0e958 4496 .lname = "I/O flow watermark",
9e684a49 4497 .type = FIO_OPT_INT,
a609f12a 4498 .off1 = offsetof(struct thread_options, flow_watermark),
9e684a49
DE		 4499 .help = "High watermark for flow control. This option"
4500 " should be set to the same value for all threads"
4501 " with non-zero flow.",
4502 .parent = "flow_id",
d71c154c 4503 .hide = 1,
9e684a49 4504 .def = "1024",
e8b0e958
JA		 4505 .category = FIO_OPT_C_IO,
4506 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4507 },
4508 {
4509 .name = "flow_sleep",
e8b0e958 4510 .lname = "I/O flow sleep",
9e684a49 4511 .type = FIO_OPT_INT,
a609f12a 4512 .off1 = offsetof(struct thread_options, flow_sleep),
9e684a49
DE		 4513 .help = "How many microseconds to sleep after being held"
4514 " back by the flow control mechanism",
4515 .parent = "flow_id",
d71c154c 4516 .hide = 1,
9e684a49 4517 .def = "0",
e8b0e958
JA		 4518 .category = FIO_OPT_C_IO,
4519 .group = FIO_OPT_G_IO_FLOW,
9e684a49 4520 },
16e56d25
VF		 4521 {
4522 .name = "steadystate",
4523 .lname = "Steady state threshold",
4524 .alias = "ss",
4525 .type = FIO_OPT_STR,
2c5d94bc 4526 .off1 = offsetof(struct thread_options, ss_state),
16e56d25
VF		 4527 .cb = str_steadystate_cb,
4528 .help = "Define the criterion and limit to judge when a job has reached steady state",
4529 .def = "iops_slope:0.01%",
4530 .posval = {
4531 { .ival = "iops",
f0c50c66 4532 .oval = FIO_SS_IOPS,
16e56d25
VF		 4533 .help = "maximum mean deviation of IOPS measurements",
4534 },
4535 { .ival = "iops_slope",
f0c50c66 4536 .oval = FIO_SS_IOPS_SLOPE,
16e56d25
VF		 4537 .help = "slope calculated from IOPS measurements",
4538 },
4539 { .ival = "bw",
f0c50c66 4540 .oval = FIO_SS_BW,
16e56d25
VF		 4541 .help = "maximum mean deviation of bandwidth measurements",
4542 },
4543 {
4544 .ival = "bw_slope",
f0c50c66 4545 .oval = FIO_SS_BW_SLOPE,
16e56d25
VF		 4546 .help = "slope calculated from bandwidth measurements",
4547 },
4548 },
4549 .category = FIO_OPT_C_GENERAL,
4550 .group = FIO_OPT_G_RUNTIME,
4551 },
4552 {
4553 .name = "steadystate_duration",
4554 .lname = "Steady state duration",
4555 .alias = "ss_dur",
915ca980 4556 .parent = "steadystate",
16e56d25
VF		 4557 .type = FIO_OPT_STR_VAL_TIME,
4558 .off1 = offsetof(struct thread_options, ss_dur),
4559 .help = "Stop workload upon attaining steady state for specified duration",
4560 .def = "0",
4561 .is_seconds = 1,
4562 .is_time = 1,
4563 .category = FIO_OPT_C_GENERAL,
4564 .group = FIO_OPT_G_RUNTIME,
4565 },
4566 {
4567 .name = "steadystate_ramp_time",
4568 .lname = "Steady state ramp time",
4569 .alias = "ss_ramp",
915ca980 4570 .parent = "steadystate",
16e56d25
VF		 4571 .type = FIO_OPT_STR_VAL_TIME,
4572 .off1 = offsetof(struct thread_options, ss_ramp_time),
4573 .help = "Delay before initiation of data collection for steady state job termination testing",
4574 .def = "0",
4575 .is_seconds = 1,
4576 .is_time = 1,
4577 .category = FIO_OPT_C_GENERAL,
4578 .group = FIO_OPT_G_RUNTIME,
4579 },
214e1eca
JA		 4580 {
4581 .name = NULL,
4582 },
4583};
4584
17af15d4 4585static void add_to_lopt(struct option *lopt, struct fio_option *o,
de890a1e 4586 const char *name, int val)
9f81736c 4587{
17af15d4 4588 lopt->name = (char *) name;
de890a1e 4589 lopt->val = val;
9f81736c 4590 if (o->type == FIO_OPT_STR_SET)
ff52be3d 4591 lopt->has_arg = optional_argument;
9f81736c
JA		 4592 else
4593 lopt->has_arg = required_argument;
4594}
4595
de890a1e
SL		 4596static void options_to_lopts(struct fio_option *opts,
4597 struct option *long_options,
4598 int i, int option_type)
214e1eca 4599{
de890a1e 4600 struct fio_option *o = &opts[0];
214e1eca 4601 while (o->name) {
de890a1e 4602 add_to_lopt(&long_options[i], o, o->name, option_type);
17af15d4
JA		 4603 if (o->alias) {
4604 i++;
de890a1e 4605 add_to_lopt(&long_options[i], o, o->alias, option_type);
17af15d4 4606 }
214e1eca
JA		 4607
4608 i++;
4609 o++;
4610 assert(i < FIO_NR_OPTIONS);
4611 }
4612}
4613
de890a1e
SL		 4614void fio_options_set_ioengine_opts(struct option *long_options,
4615 struct thread_data *td)
4616{
4617 unsigned int i;
4618
4619 i = 0;
4620 while (long_options[i].name) {
4621 if (long_options[i].val == FIO_GETOPT_IOENGINE) {
4622 memset(&long_options[i], 0, sizeof(*long_options));
4623 break;
4624 }
4625 i++;
4626 }
4627
4628 /*
4629 * Just clear out the prior ioengine options.
4630 */
4631 if (!td || !td->eo)
4632 return;
4633
4634 options_to_lopts(td->io_ops->options, long_options, i,
4635 FIO_GETOPT_IOENGINE);
4636}
4637
4638void fio_options_dup_and_init(struct option *long_options)
4639{
4640 unsigned int i;
4641
9af4a244 4642 options_init(fio_options);
de890a1e
SL		 4643
4644 i = 0;
4645 while (long_options[i].name)
4646 i++;
4647
9af4a244 4648 options_to_lopts(fio_options, long_options, i, FIO_GETOPT_JOB);
de890a1e
SL		 4649}
4650
74929ac2
JA		 4651struct fio_keyword {
4652 const char *word;
4653 const char *desc;
4654 char *replace;
4655};
4656
4657static struct fio_keyword fio_keywords[] = {
4658 {
4659 .word = "$pagesize",
4660 .desc = "Page size in the system",
4661 },
4662 {
4663 .word = "$mb_memory",
4664 .desc = "Megabytes of memory online",
4665 },
4666 {
4667 .word = "$ncpus",
4668 .desc = "Number of CPUs online in the system",
4669 },
4670 {
4671 .word = NULL,
4672 },
4673};
4674
af1dc266
JA		 4675void fio_keywords_exit(void)
4676{
4677 struct fio_keyword *kw;
4678
4679 kw = &fio_keywords[0];
4680 while (kw->word) {
4681 free(kw->replace);
4682 kw->replace = NULL;
4683 kw++;
4684 }
4685}
4686
74929ac2
JA		 4687void fio_keywords_init(void)
4688{
3b2e1464 4689 unsigned long long mb_memory;
74929ac2
JA		 4690 char buf[128];
4691 long l;
4692
a4cfc477 4693 sprintf(buf, "%lu", (unsigned long) page_size);
74929ac2
JA		 4694 fio_keywords[0].replace = strdup(buf);
4695
8eb016d3 4696 mb_memory = os_phys_mem() / (1024 * 1024);
3b2e1464 4697 sprintf(buf, "%llu", mb_memory);
74929ac2
JA		 4698 fio_keywords[1].replace = strdup(buf);
4699
c00a2289 4700 l = cpus_online();
74929ac2
JA		 4701 sprintf(buf, "%lu", l);
4702 fio_keywords[2].replace = strdup(buf);
4703}
4704
892a6ffc
JA		 4705#define BC_APP "bc"
4706
4707static char *bc_calc(char *str)
4708{
d0c814ec 4709 char buf[128], *tmp;
892a6ffc
JA		 4710 FILE *f;
4711 int ret;
4712
4713 /*
4714 * No math, just return string
4715 */
d0c814ec
SL		 4716 if ((!strchr(str, '+') && !strchr(str, '-') && !strchr(str, '*') &&
4717 !strchr(str, '/')) || strchr(str, '\''))
892a6ffc
JA		 4718 return str;
4719
4720 /*
4721 * Split option from value, we only need to calculate the value
4722 */
4723 tmp = strchr(str, '=');
4724 if (!tmp)
4725 return str;
4726
4727 tmp++;
892a6ffc 4728
d0c814ec
SL		 4729 /*
4730 * Prevent buffer overflows; such a case isn't reasonable anyway
4731 */
4732 if (strlen(str) >= 128 || strlen(tmp) > 100)
4733 return str;
892a6ffc
JA		 4734
4735 sprintf(buf, "which %s > /dev/null", BC_APP);
4736 if (system(buf)) {
4737 log_err("fio: bc is needed for performing math\n");
892a6ffc
JA		 4738 return NULL;
4739 }
4740
d0c814ec 4741 sprintf(buf, "echo '%s' | %s", tmp, BC_APP);
892a6ffc 4742 f = popen(buf, "r");
3c3ed070 4743 if (!f)
892a6ffc 4744 return NULL;
892a6ffc 4745
d0c814ec 4746 ret = fread(&buf[tmp - str], 1, 128 - (tmp - str), f);
1d824f37
JA		 4747 if (ret <= 0) {
4748 pclose(f);
892a6ffc 4749 return NULL;
1d824f37 4750 }
892a6ffc 4751
892a6ffc 4752 pclose(f);
d0c814ec
SL		 4753 buf[(tmp - str) + ret - 1] = '\0';
4754 memcpy(buf, str, tmp - str);
892a6ffc 4755 free(str);
d0c814ec
SL		 4756 return strdup(buf);
4757}
4758
4759/*
4760 * Return a copy of the input string with substrings of the form ${VARNAME}
4761 * substituted with the value of the environment variable VARNAME. The
4762 * substitution always occurs, even if VARNAME is empty or the corresponding
4763 * environment variable undefined.
4764 */
b4f5e72f 4765char *fio_option_dup_subs(const char *opt)
d0c814ec
SL		 4766{
4767 char out[OPT_LEN_MAX+1];
4768 char in[OPT_LEN_MAX+1];
4769 char *outptr = out;
4770 char *inptr = in;
4771 char *ch1, *ch2, *env;
4772 ssize_t nchr = OPT_LEN_MAX;
4773 size_t envlen;
4774
4775 if (strlen(opt) + 1 > OPT_LEN_MAX) {
4776 log_err("OPT_LEN_MAX (%d) is too small\n", OPT_LEN_MAX);
4777 return NULL;
4778 }
4779
4780 in[OPT_LEN_MAX] = '\0';
4781 strncpy(in, opt, OPT_LEN_MAX);
4782
4783 while (*inptr && nchr > 0) {
4784 if (inptr[0] == '$' && inptr[1] == '{') {
4785 ch2 = strchr(inptr, '}');
4786 if (ch2 && inptr+1 < ch2) {
4787 ch1 = inptr+2;
4788 inptr = ch2+1;
4789 *ch2 = '\0';
4790
4791 env = getenv(ch1);
4792 if (env) {
4793 envlen = strlen(env);
4794 if (envlen <= nchr) {
4795 memcpy(outptr, env, envlen);
4796 outptr += envlen;
4797 nchr -= envlen;
4798 }
4799 }
4800
4801 continue;
4802 }
4803 }
4804
4805 *outptr++ = *inptr++;
4806 --nchr;
4807 }
4808
4809 *outptr = '\0';
4810 return strdup(out);
892a6ffc
JA		 4811}
4812
74929ac2
JA		 4813/*
4814 * Look for reserved variable names and replace them with real values
4815 */
4816static char *fio_keyword_replace(char *opt)
4817{
4818 char *s;
4819 int i;
d0c814ec 4820 int docalc = 0;
74929ac2
JA		 4821
4822 for (i = 0; fio_keywords[i].word != NULL; i++) {
4823 struct fio_keyword *kw = &fio_keywords[i];
4824
4825 while ((s = strstr(opt, kw->word)) != NULL) {
4826 char *new = malloc(strlen(opt) + 1);
4827 char *o_org = opt;
4828 int olen = s - opt;
4829 int len;
4830
4831 /*
4832 * Copy part of the string before the keyword and
4833 * sprintf() the replacement after it.
4834 */
4835 memcpy(new, opt, olen);
4836 len = sprintf(new + olen, "%s", kw->replace);
4837
4838 /*
4839 * If there's more in the original string, copy that
4840 * in too
4841 */
4842 opt += strlen(kw->word) + olen;
4843 if (strlen(opt))
4844 memcpy(new + olen + len, opt, opt - o_org - 1);
4845
4846 /*
4847 * replace opt and free the old opt
4848 */
4849 opt = new;
d0c814ec 4850 free(o_org);
7a958bd5 4851
d0c814ec 4852 docalc = 1;
74929ac2
JA		 4853 }
4854 }
4855
d0c814ec
SL		 4856 /*
4857 * Check for potential math and invoke bc, if possible
4858 */
4859 if (docalc)
4860 opt = bc_calc(opt);
4861
7a958bd5 4862 return opt;
74929ac2
JA		 4863}
4864
d0c814ec
SL		 4865static char **dup_and_sub_options(char **opts, int num_opts)
4866{
4867 int i;
4868 char **opts_copy = malloc(num_opts * sizeof(*opts));
4869 for (i = 0; i < num_opts; i++) {
b4f5e72f 4870 opts_copy[i] = fio_option_dup_subs(opts[i]);
d0c814ec
SL		 4871 if (!opts_copy[i])
4872 continue;
4873 opts_copy[i] = fio_keyword_replace(opts_copy[i]);
4874 }
4875 return opts_copy;
4876}
4877
e15b023b 4878static void show_closest_option(const char *opt)
a2d027b9
JA		 4879{
4880 int best_option, best_distance;
4881 int i, distance;
e15b023b
JA		 4882 char *name;
4883
4884 if (!strlen(opt))
4885 return;
4886
4887 name = strdup(opt);
4888 i = 0;
4889 while (name[i] != '\0' && name[i] != '=')
4890 i++;
4891 name[i] = '\0';
a2d027b9
JA		 4892
4893 best_option = -1;
4894 best_distance = INT_MAX;
4895 i = 0;
4896 while (fio_options[i].name) {
4897 distance = string_distance(name, fio_options[i].name);
4898 if (distance < best_distance) {
4899 best_distance = distance;
4900 best_option = i;
4901 }
4902 i++;
4903 }
4904
75e6bcba
JA		 4905 if (best_option != -1 && string_distance_ok(name, best_distance) &&
4906 fio_options[best_option].type != FIO_OPT_UNSUPPORTED)
a2d027b9 4907 log_err("Did you mean %s?\n", fio_options[best_option].name);
e15b023b
JA		 4908
4909 free(name);
a2d027b9
JA		 4910}
4911
c2292325 4912int fio_options_parse(struct thread_data *td, char **opts, int num_opts)
214e1eca 4913{
de890a1e 4914 int i, ret, unknown;
d0c814ec 4915 char **opts_copy;
3b8b7135 4916
9af4a244 4917 sort_options(opts, fio_options, num_opts);
d0c814ec 4918 opts_copy = dup_and_sub_options(opts, num_opts);
3b8b7135 4919
de890a1e 4920 for (ret = 0, i = 0, unknown = 0; i < num_opts; i++) {
9109883a 4921 const struct fio_option *o;
9af4a244 4922 int newret = parse_option(opts_copy[i], opts[i], fio_options,
a609f12a 4923 &o, &td->o, &td->opt_list);
d0c814ec 4924
a8523a6a
JA		 4925 if (!newret && o)
4926 fio_option_mark_set(&td->o, o);
4927
de890a1e
SL		 4928 if (opts_copy[i]) {
4929 if (newret && !o) {
4930 unknown++;
4931 continue;
4932 }
d0c814ec 4933 free(opts_copy[i]);
de890a1e
SL		 4934 opts_copy[i] = NULL;
4935 }
4936
4937 ret |= newret;
4938 }
4939
4940 if (unknown) {
4941 ret |= ioengine_load(td);
4942 if (td->eo) {
4943 sort_options(opts_copy, td->io_ops->options, num_opts);
4944 opts = opts_copy;
4945 }
4946 for (i = 0; i < num_opts; i++) {
9109883a 4947 const struct fio_option *o = NULL;
de890a1e 4948 int newret = 1;
a2d027b9 4949
de890a1e
SL		 4950 if (!opts_copy[i])
4951 continue;
4952
4953 if (td->eo)
4954 newret = parse_option(opts_copy[i], opts[i],
4955 td->io_ops->options, &o,
66e19a38 4956 td->eo, &td->opt_list);
de890a1e
SL		 4957
4958 ret |= newret;
a2d027b9 4959 if (!o) {
de890a1e 4960 log_err("Bad option <%s>\n", opts[i]);
a2d027b9
JA		 4961 show_closest_option(opts[i]);
4962 }
de890a1e
SL		 4963 free(opts_copy[i]);
4964 opts_copy[i] = NULL;
4965 }
74929ac2 4966 }
3b8b7135 4967
d0c814ec 4968 free(opts_copy);
3b8b7135 4969 return ret;
214e1eca
JA		 4970}
4971
4972int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val)
4973{
a8523a6a
JA		 4974 int ret;
4975
a609f12a 4976 ret = parse_cmd_option(opt, val, fio_options, &td->o, &td->opt_list);
a8523a6a 4977 if (!ret) {
9109883a 4978 const struct fio_option *o;
a8523a6a 4979
9109883a 4980 o = find_option_c(fio_options, opt);
a8523a6a
JA		 4981 if (o)
4982 fio_option_mark_set(&td->o, o);
4983 }
4984
4985 return ret;
214e1eca
JA		 4986}
4987
de890a1e
SL		 4988int fio_cmd_ioengine_option_parse(struct thread_data *td, const char *opt,
4989 char *val)
4990{
d8b4f395
JA		 4991 return parse_cmd_option(opt, val, td->io_ops->options, td->eo,
4992 &td->opt_list);
de890a1e
SL		 4993}
4994
214e1eca
JA		 4995void fio_fill_default_options(struct thread_data *td)
4996{
cb1402d6 4997 td->o.magic = OPT_MAGIC;
a609f12a 4998 fill_default_options(&td->o, fio_options);
214e1eca
JA		 4999}
5000
5001int fio_show_option_help(const char *opt)
5002{
9af4a244 5003 return show_cmd_help(fio_options, opt);
214e1eca 5004}
d23bb327 5005
de890a1e
SL		 5006/*
5007 * dupe FIO_OPT_STR_STORE options
5008 */
5009void fio_options_mem_dupe(struct thread_data *td)
5010{
53b5693d 5011 options_mem_dupe(fio_options, &td->o);
1647f592
JA		 5012
5013 if (td->eo && td->io_ops) {
de890a1e 5014 void *oldeo = td->eo;
1647f592 5015
de890a1e
SL		 5016 td->eo = malloc(td->io_ops->option_struct_size);
5017 memcpy(td->eo, oldeo, td->io_ops->option_struct_size);
53b5693d 5018 options_mem_dupe(td->io_ops->options, td->eo);
de890a1e
SL		 5019 }
5020}
5021
d6978a32
JA		 5022unsigned int fio_get_kb_base(void *data)
5023{
a609f12a
JA		 5024 struct thread_data *td = cb_data_to_td(data);
5025 struct thread_options *o = &td->o;
d6978a32
JA		 5026 unsigned int kb_base = 0;
5027
cb1402d6
JA		 5028 /*
5029 * This is a hack... For private options, *data is not holding
5030 * a pointer to the thread_options, but to private data. This means
5031 * we can't safely dereference it, but magic is first so mem wise
5032 * it is valid. But this also means that if the job first sets
5033 * kb_base and expects that to be honored by private options,
5034 * it will be disappointed. We will return the global default
5035 * for this.
5036 */
5037 if (o && o->magic == OPT_MAGIC)
83ea422a 5038 kb_base = o->kb_base;
d6978a32
JA		 5039 if (!kb_base)
5040 kb_base = 1024;
5041
5042 return kb_base;
5043}
9f988e2e 5044
9109883a 5045int add_option(const struct fio_option *o)
9f988e2e 5046{
07b3232d
JA		 5047 struct fio_option *__o;
5048 int opt_index = 0;
5049
9af4a244 5050 __o = fio_options;
07b3232d
JA		 5051 while (__o->name) {
5052 opt_index++;
5053 __o++;
5054 }
5055
7b504edd
JA		 5056 if (opt_index + 1 == FIO_MAX_OPTS) {
5057 log_err("fio: FIO_MAX_OPTS is too small\n");
5058 return 1;
5059 }
5060
9af4a244 5061 memcpy(&fio_options[opt_index], o, sizeof(*o));
7b504edd 5062 fio_options[opt_index + 1].name = NULL;
07b3232d 5063 return 0;
9f988e2e 5064}
e2de69da 5065
07b3232d 5066void invalidate_profile_options(const char *prof_name)
e2de69da 5067{
07b3232d 5068 struct fio_option *o;
e2de69da 5069
9af4a244 5070 o = fio_options;
07b3232d
JA		 5071 while (o->name) {
5072 if (o->prof_name && !strcmp(o->prof_name, prof_name)) {
5073 o->type = FIO_OPT_INVALID;
5074 o->prof_name = NULL;
5075 }
5076 o++;
e2de69da
JA		 5077 }
5078}
f5b6bb85
JA		 5079
5080void add_opt_posval(const char *optname, const char *ival, const char *help)
5081{
5082 struct fio_option *o;
5083 unsigned int i;
5084
9af4a244 5085 o = find_option(fio_options, optname);
f5b6bb85
JA		 5086 if (!o)
5087 return;
5088
5089 for (i = 0; i < PARSE_MAX_VP; i++) {
5090 if (o->posval[i].ival)
5091 continue;
5092
5093 o->posval[i].ival = ival;
5094 o->posval[i].help = help;
5095 break;
5096 }
5097}
5098
5099void del_opt_posval(const char *optname, const char *ival)
5100{
5101 struct fio_option *o;
5102 unsigned int i;
5103
9af4a244 5104 o = find_option(fio_options, optname);
f5b6bb85
JA		 5105 if (!o)
5106 return;
5107
5108 for (i = 0; i < PARSE_MAX_VP; i++) {
5109 if (!o->posval[i].ival)
5110 continue;
5111 if (strcmp(o->posval[i].ival, ival))
5112 continue;
5113
5114 o->posval[i].ival = NULL;
5115 o->posval[i].help = NULL;
5116 }
5117}
7e356b2d
JA		 5118
5119void fio_options_free(struct thread_data *td)
5120{
ca6336a8 5121 options_free(fio_options, &td->o);
de890a1e
SL		 5122 if (td->eo && td->io_ops && td->io_ops->options) {
5123 options_free(td->io_ops->options, td->eo);
5124 free(td->eo);
5125 td->eo = NULL;
5126 }
7e356b2d 5127}
c504ee55
JA		 5128
5129struct fio_option *fio_option_find(const char *name)
5130{
5131 return find_option(fio_options, name);
5132}
5133
517c9c72 5134static struct fio_option *find_next_opt(struct fio_option *from,
f0e7f45a 5135 unsigned int off1)
a8523a6a 5136{
f0e7f45a 5137 struct fio_option *opt;
a8523a6a 5138
f0e7f45a
JA		 5139 if (!from)
5140 from = &fio_options[0];
5141 else
5142 from++;
5143
5144 opt = NULL;
5145 do {
5146 if (off1 == from->off1) {
5147 opt = from;
a8523a6a
JA		 5148 break;
5149 }
f0e7f45a
JA		 5150 from++;
5151 } while (from->name);
a8523a6a 5152
f0e7f45a
JA		 5153 return opt;
5154}
5155
5156static int opt_is_set(struct thread_options *o, struct fio_option *opt)
5157{
5158 unsigned int opt_off, index, offset;
a8523a6a
JA		 5159
5160 opt_off = opt - &fio_options[0];
5161 index = opt_off / (8 * sizeof(uint64_t));
5162 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5163 return (o->set_options[index] & ((uint64_t)1 << offset)) != 0;
a8523a6a
JA		 5164}
5165
72f39748 5166bool __fio_option_is_set(struct thread_options *o, unsigned int off1)
f0e7f45a
JA		 5167{
5168 struct fio_option *opt, *next;
5169
5170 next = NULL;
517c9c72 5171 while ((opt = find_next_opt(next, off1)) != NULL) {
f0e7f45a 5172 if (opt_is_set(o, opt))
72f39748 5173 return true;
f0e7f45a
JA		 5174
5175 next = opt;
5176 }
5177
72f39748 5178 return false;
f0e7f45a
JA		 5179}
5180
9109883a 5181void fio_option_mark_set(struct thread_options *o, const struct fio_option *opt)
a8523a6a
JA		 5182{
5183 unsigned int opt_off, index, offset;
5184
5185 opt_off = opt - &fio_options[0];
5186 index = opt_off / (8 * sizeof(uint64_t));
5187 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5188 o->set_options[index] |= (uint64_t)1 << offset;
a8523a6a 5189}
fio - Flexible IO Tester