projects / fio.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
engines/http: Add support for WebDAV and S3
[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
962static void __td_zone_gen_index(struct thread_data *td, enum fio_ddir ddir)
963{
964 unsigned int i, j, sprev, aprev;
59466396 965 uint64_t sprev_sz;
e0a04ac1
JA		 966
967 td->zone_state_index[ddir] = malloc(sizeof(struct zone_split_index) * 100);
968
59466396 969 sprev_sz = sprev = aprev = 0;
e0a04ac1
JA		 970 for (i = 0; i < td->o.zone_split_nr[ddir]; i++) {
971 struct zone_split *zsp = &td->o.zone_split[ddir][i];
972
973 for (j = aprev; j < aprev + zsp->access_perc; j++) {
974 struct zone_split_index *zsi = &td->zone_state_index[ddir][j];
975
976 zsi->size_perc = sprev + zsp->size_perc;
977 zsi->size_perc_prev = sprev;
59466396
JA		 978
979 zsi->size = sprev_sz + zsp->size;
980 zsi->size_prev = sprev_sz;
e0a04ac1
JA		 981 }
982
983 aprev += zsp->access_perc;
984 sprev += zsp->size_perc;
59466396 985 sprev_sz += zsp->size;
e0a04ac1
JA		 986 }
987}
988
989/*
990 * Generate state table for indexes, so we don't have to do it inline from
991 * the hot IO path
992 */
993static void td_zone_gen_index(struct thread_data *td)
994{
995 int i;
996
997 td->zone_state_index = malloc(DDIR_RWDIR_CNT *
998 sizeof(struct zone_split_index *));
999
1000 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1001 __td_zone_gen_index(td, i);
1002}
1003
59466396
JA		 1004static int parse_zoned_distribution(struct thread_data *td, const char *input,
1005 bool absolute)
e0a04ac1 1006{
59466396 1007 const char *pre = absolute ? "zoned_abs:" : "zoned:";
764593c0 1008 char *str, *p;
e0a04ac1
JA		 1009 int i, ret = 0;
1010
1011 p = str = strdup(input);
1012
1013 strip_blank_front(&str);
1014 strip_blank_end(str);
1015
1016 /* We expect it to start like that, bail if not */
59466396 1017 if (strncmp(str, pre, strlen(pre))) {
e0a04ac1
JA		 1018 log_err("fio: mismatch in zoned input <%s>\n", str);
1019 free(p);
1020 return 1;
1021 }
59466396 1022 str += strlen(pre);
e0a04ac1 1023
59466396 1024 ret = str_split_parse(td, str, zone_split_ddir, absolute);
e0a04ac1
JA		 1025
1026 free(p);
1027
1028 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1029 int j;
1030
1031 dprint(FD_PARSE, "zone ddir %d (nr=%u): \n", i, td->o.zone_split_nr[i]);
1032
1033 for (j = 0; j < td->o.zone_split_nr[i]; j++) {
1034 struct zone_split *zsp = &td->o.zone_split[i][j];
1035
59466396
JA		 1036 if (absolute) {
1037 dprint(FD_PARSE, "\t%d: %u/%llu\n", j,
1038 zsp->access_perc,
1039 (unsigned long long) zsp->size);
1040 } else {
1041 dprint(FD_PARSE, "\t%d: %u/%u\n", j,
1042 zsp->access_perc,
1043 zsp->size_perc);
1044 }
e0a04ac1
JA		 1045 }
1046 }
1047
55baca06 1048 if (parse_dryrun()) {
55baca06
JA		 1049 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1050 free(td->o.zone_split[i]);
1051 td->o.zone_split[i] = NULL;
1052 td->o.zone_split_nr[i] = 0;
1053 }
1054
1055 return ret;
1056 }
1057
e0a04ac1
JA		 1058 if (!ret)
1059 td_zone_gen_index(td);
dc4bffb8
JA		 1060 else {
1061 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1062 td->o.zone_split_nr[i] = 0;
1063 }
e0a04ac1
JA		 1064
1065 return ret;
1066}
1067
e25839d4
JA		 1068static int str_random_distribution_cb(void *data, const char *str)
1069{
a609f12a 1070 struct thread_data *td = cb_data_to_td(data);
e25839d4
JA		 1071 double val;
1072 char *nr;
1073
925fee33 1074 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF)
c95f9404 1075 val = FIO_DEF_ZIPF;
925fee33 1076 else if (td->o.random_distribution == FIO_RAND_DIST_PARETO)
c95f9404 1077 val = FIO_DEF_PARETO;
56d9fa4b
JA		 1078 else if (td->o.random_distribution == FIO_RAND_DIST_GAUSS)
1079 val = 0.0;
e0a04ac1 1080 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED)
59466396
JA		 1081 return parse_zoned_distribution(td, str, false);
1082 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED_ABS)
1083 return parse_zoned_distribution(td, str, true);
925fee33 1084 else
e25839d4
JA		 1085 return 0;
1086
1087 nr = get_opt_postfix(str);
88038bc7 1088 if (nr && !str_to_float(nr, &val, 0)) {
e25839d4
JA		 1089 log_err("fio: random postfix parsing failed\n");
1090 free(nr);
1091 return 1;
1092 }
1093
078189c1
JA		 1094 free(nr);
1095
18ded917
JA		 1096 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) {
1097 if (val == 1.00) {
1098 log_err("fio: zipf theta must different than 1.0\n");
1099 return 1;
1100 }
55baca06
JA		 1101 if (parse_dryrun())
1102 return 0;
1e5324e7 1103 td->o.zipf_theta.u.f = val;
56d9fa4b 1104 } else if (td->o.random_distribution == FIO_RAND_DIST_PARETO) {
078189c1
JA		 1105 if (val <= 0.00 || val >= 1.00) {
1106 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
1107 return 1;
1108 }
55baca06
JA		 1109 if (parse_dryrun())
1110 return 0;
1e5324e7 1111 td->o.pareto_h.u.f = val;
3cdb8cf3 1112 } else {
76527b19 1113 if (val < 0.00 || val >= 100.0) {
99c94a6b 1114 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
3cdb8cf3
JA		 1115 return 1;
1116 }
55baca06
JA		 1117 if (parse_dryrun())
1118 return 0;
f88cd222 1119 td->o.gauss_dev.u.f = val;
3cdb8cf3 1120 }
921c766f
JA		 1121
1122 return 0;
1123}
1124
16e56d25
VF		 1125static int str_steadystate_cb(void *data, const char *str)
1126{
94f218f6 1127 struct thread_data *td = cb_data_to_td(data);
16e56d25
VF		 1128 double val;
1129 char *nr;
1130 char *pct;
1131 long long ll;
1132
2c5d94bc
VF		 1133 if (td->o.ss_state != FIO_SS_IOPS && td->o.ss_state != FIO_SS_IOPS_SLOPE &&
1134 td->o.ss_state != FIO_SS_BW && td->o.ss_state != FIO_SS_BW_SLOPE) {
16e56d25
VF		 1135 /* should be impossible to get here */
1136 log_err("fio: unknown steady state criterion\n");
1137 return 1;
1138 }
1139
1140 nr = get_opt_postfix(str);
1141 if (!nr) {
1142 log_err("fio: steadystate threshold must be specified in addition to criterion\n");
1143 free(nr);
1144 return 1;
1145 }
1146
1147 /* ENHANCEMENT Allow fio to understand size=10.2% and use here */
1148 pct = strstr(nr, "%");
1149 if (pct) {
1150 *pct = '\0';
1151 strip_blank_end(nr);
1152 if (!str_to_float(nr, &val, 0)) {
1153 log_err("fio: could not parse steadystate threshold percentage\n");
1154 free(nr);
1155 return 1;
1156 }
1157
1158 dprint(FD_PARSE, "set steady state threshold to %f%%\n", val);
1159 free(nr);
1160 if (parse_dryrun())
1161 return 0;
1162
c8caba48 1163 td->o.ss_state |= FIO_SS_PCT;
16e56d25 1164 td->o.ss_limit.u.f = val;
c8caba48 1165 } else if (td->o.ss_state & FIO_SS_IOPS) {
16e56d25
VF		 1166 if (!str_to_float(nr, &val, 0)) {
1167 log_err("fio: steadystate IOPS threshold postfix parsing failed\n");
1168 free(nr);
1169 return 1;
1170 }
1171
1172 dprint(FD_PARSE, "set steady state IOPS threshold to %f\n", val);
1173 free(nr);
1174 if (parse_dryrun())
1175 return 0;
1176
16e56d25 1177 td->o.ss_limit.u.f = val;
16e56d25
VF		 1178 } else { /* bandwidth criterion */
1179 if (str_to_decimal(nr, &ll, 1, td, 0, 0)) {
1180 log_err("fio: steadystate BW threshold postfix parsing failed\n");
1181 free(nr);
1182 return 1;
1183 }
1184
1185 dprint(FD_PARSE, "set steady state BW threshold to %lld\n", ll);
1186 free(nr);
1187 if (parse_dryrun())
1188 return 0;
1189
16e56d25 1190 td->o.ss_limit.u.f = (double) ll;
16e56d25
VF		 1191 }
1192
2c5d94bc 1193 td->ss.state = td->o.ss_state;
16e56d25
VF		 1194 return 0;
1195}
1196
8e827d35 1197/*
bcbfeefa 1198 * Return next name in the string. Files are separated with ':'. If the ':'
8e827d35
JA		 1199 * is escaped with a '\', then that ':' is part of the filename and does not
1200 * indicate a new file.
1201 */
bcbfeefa 1202static char *get_next_name(char **ptr)
8e827d35
JA		 1203{
1204 char *str = *ptr;
1205 char *p, *start;
1206
1207 if (!str || !strlen(str))
1208 return NULL;
1209
1210 start = str;
1211 do {
1212 /*
1213 * No colon, we are done
1214 */
1215 p = strchr(str, ':');
1216 if (!p) {
1217 *ptr = NULL;
1218 break;
1219 }
1220
1221 /*
1222 * We got a colon, but it's the first character. Skip and
1223 * continue
1224 */
1225 if (p == start) {
1226 str = ++start;
1227 continue;
1228 }
1229
1230 if (*(p - 1) != '\\') {
1231 *p = '\0';
1232 *ptr = p + 1;
1233 break;
1234 }
1235
1236 memmove(p - 1, p, strlen(p) + 1);
1237 str = p;
1238 } while (1);
1239
1240 return start;
1241}
1242
bcbfeefa
CE		 1243
1244static int get_max_name_idx(char *input)
1245{
1246 unsigned int cur_idx;
1247 char *str, *p;
1248
1249 p = str = strdup(input);
1250 for (cur_idx = 0; ; cur_idx++)
1251 if (get_next_name(&str) == NULL)
1252 break;
1253
1254 free(p);
1255 return cur_idx;
1256}
1257
1258/*
1259 * Returns the directory at the index, indexes > entires will be
1260 * assigned via modulo division of the index
1261 */
922a5be8
JA		 1262int set_name_idx(char *target, size_t tlen, char *input, int index,
1263 bool unique_filename)
bcbfeefa
CE		 1264{
1265 unsigned int cur_idx;
1266 int len;
1267 char *fname, *str, *p;
1268
1269 p = str = strdup(input);
1270
1271 index %= get_max_name_idx(input);
1272 for (cur_idx = 0; cur_idx <= index; cur_idx++)
1273 fname = get_next_name(&str);
1274
922a5be8 1275 if (client_sockaddr_str[0] && unique_filename) {
e13c3b50
JA		 1276 len = snprintf(target, tlen, "%s/%s.", fname,
1277 client_sockaddr_str);
1278 } else
1279 len = snprintf(target, tlen, "%s/", fname);
72a703da 1280
e13c3b50 1281 target[tlen - 1] = '\0';
bcbfeefa
CE		 1282 free(p);
1283
1284 return len;
1285}
1286
214e1eca
JA		 1287static int str_filename_cb(void *data, const char *input)
1288{
a609f12a 1289 struct thread_data *td = cb_data_to_td(data);
214e1eca
JA		 1290 char *fname, *str, *p;
1291
1292 p = str = strdup(input);
1293
1294 strip_blank_front(&str);
1295 strip_blank_end(str);
1296
79591fa9
TK		 1297 /*
1298 * Ignore what we may already have from nrfiles option.
1299 */
214e1eca 1300 if (!td->files_index)
2dc1bbeb 1301 td->o.nr_files = 0;
214e1eca 1302
bcbfeefa 1303 while ((fname = get_next_name(&str)) != NULL) {
214e1eca
JA		 1304 if (!strlen(fname))
1305 break;
5903e7b7 1306 add_file(td, fname, 0, 1);
214e1eca
JA		 1307 }
1308
1309 free(p);
1310 return 0;
1311}
1312
bcbfeefa 1313static int str_directory_cb(void *data, const char fio_unused *unused)
214e1eca 1314{
a609f12a 1315 struct thread_data *td = cb_data_to_td(data);
214e1eca 1316 struct stat sb;
bcbfeefa
CE		 1317 char *dirname, *str, *p;
1318 int ret = 0;
214e1eca 1319
f9633d72
JA		 1320 if (parse_dryrun())
1321 return 0;
1322
bcbfeefa
CE		 1323 p = str = strdup(td->o.directory);
1324 while ((dirname = get_next_name(&str)) != NULL) {
1325 if (lstat(dirname, &sb) < 0) {
1326 ret = errno;
921c766f 1327
bcbfeefa
CE		 1328 log_err("fio: %s is not a directory\n", dirname);
1329 td_verror(td, ret, "lstat");
1330 goto out;
1331 }
1332 if (!S_ISDIR(sb.st_mode)) {
1333 log_err("fio: %s is not a directory\n", dirname);
1334 ret = 1;
1335 goto out;
1336 }
214e1eca
JA		 1337 }
1338
bcbfeefa
CE		 1339out:
1340 free(p);
1341 return ret;
214e1eca
JA		 1342}
1343
1344static int str_opendir_cb(void *data, const char fio_unused *str)
1345{
a609f12a 1346 struct thread_data *td = cb_data_to_td(data);
214e1eca 1347
52c0cea3
JA		 1348 if (parse_dryrun())
1349 return 0;
1350
214e1eca 1351 if (!td->files_index)
2dc1bbeb 1352 td->o.nr_files = 0;
214e1eca 1353
2dc1bbeb 1354 return add_dir_files(td, td->o.opendir);
214e1eca
JA		 1355}
1356
ce35b1ec
JA		 1357static int str_buffer_pattern_cb(void *data, const char *input)
1358{
a609f12a 1359 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA		 1360 int ret;
1361
61b9861d
RP		 1362 /* FIXME: for now buffer pattern does not support formats */
1363 ret = parse_and_fill_pattern(input, strlen(input), td->o.buffer_pattern,
1364 MAX_PATTERN_SIZE, NULL, 0, NULL, NULL);
1365 if (ret < 0)
1366 return 1;
ce35b1ec 1367
61b9861d
RP		 1368 assert(ret != 0);
1369 td->o.buffer_pattern_bytes = ret;
c55fae03
JA		 1370
1371 /*
1372 * If this job is doing any reading or has compression set,
1373 * ensure that we refill buffers for writes or we could be
1374 * invalidating the pattern through reads.
1375 */
1376 if (!td->o.compress_percentage && !td_read(td))
61b9861d 1377 td->o.refill_buffers = 0;
c55fae03
JA		 1378 else
1379 td->o.refill_buffers = 1;
1380
61b9861d
RP		 1381 td->o.scramble_buffers = 0;
1382 td->o.zero_buffers = 0;
efcd9dcc 1383
61b9861d 1384 return 0;
ce35b1ec
JA		 1385}
1386
bedc9dc2
JA		 1387static int str_buffer_compress_cb(void *data, unsigned long long *il)
1388{
a609f12a 1389 struct thread_data *td = cb_data_to_td(data);
bedc9dc2
JA		 1390
1391 td->flags |= TD_F_COMPRESS;
1392 td->o.compress_percentage = *il;
1393 return 0;
1394}
1395
5c94b008
JA		 1396static int str_dedupe_cb(void *data, unsigned long long *il)
1397{
a609f12a 1398 struct thread_data *td = cb_data_to_td(data);
5c94b008
JA		 1399
1400 td->flags |= TD_F_COMPRESS;
1401 td->o.dedupe_percentage = *il;
1402 td->o.refill_buffers = 1;
1403 return 0;
1404}
1405
ce35b1ec
JA		 1406static int str_verify_pattern_cb(void *data, const char *input)
1407{
a609f12a 1408 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA		 1409 int ret;
1410
61b9861d
RP		 1411 td->o.verify_fmt_sz = ARRAY_SIZE(td->o.verify_fmt);
1412 ret = parse_and_fill_pattern(input, strlen(input), td->o.verify_pattern,
4205998f
JA		 1413 MAX_PATTERN_SIZE, fmt_desc, sizeof(fmt_desc),
1414 td->o.verify_fmt, &td->o.verify_fmt_sz);
61b9861d
RP		 1415 if (ret < 0)
1416 return 1;
efcd9dcc 1417
61b9861d
RP		 1418 assert(ret != 0);
1419 td->o.verify_pattern_bytes = ret;
92bf48d5 1420 /*
b638d82f 1421 * VERIFY_* could already be set
92bf48d5 1422 */
61b9861d 1423 if (!fio_option_is_set(&td->o, verify))
92bf48d5 1424 td->o.verify = VERIFY_PATTERN;
efcd9dcc 1425
61b9861d 1426 return 0;
90059d65 1427}
214e1eca 1428
993bf48b
JA		 1429static int str_gtod_reduce_cb(void *data, int *il)
1430{
a609f12a 1431 struct thread_data *td = cb_data_to_td(data);
993bf48b
JA		 1432 int val = *il;
1433
02af0988 1434 td->o.disable_lat = !!val;
993bf48b
JA		 1435 td->o.disable_clat = !!val;
1436 td->o.disable_slat = !!val;
1437 td->o.disable_bw = !!val;
0dc1bc03 1438 td->o.clat_percentiles = !val;
993bf48b 1439 if (val)
8b6a404c 1440 td->ts_cache_mask = 63;
993bf48b
JA		 1441
1442 return 0;
1443}
1444
89978a6b
BW		 1445static int str_offset_cb(void *data, unsigned long long *__val)
1446{
1447 struct thread_data *td = cb_data_to_td(data);
1448 unsigned long long v = *__val;
1449
1450 if (parse_is_percent(v)) {
1451 td->o.start_offset = 0;
1452 td->o.start_offset_percent = -1ULL - v;
872e0415
JA		 1453 dprint(FD_PARSE, "SET start_offset_percent %d\n",
1454 td->o.start_offset_percent);
89978a6b
BW		 1455 } else
1456 td->o.start_offset = v;
1457
1458 return 0;
1459}
1460
7bb59102
JA		 1461static int str_size_cb(void *data, unsigned long long *__val)
1462{
a609f12a 1463 struct thread_data *td = cb_data_to_td(data);
7bb59102
JA		 1464 unsigned long long v = *__val;
1465
1466 if (parse_is_percent(v)) {
1467 td->o.size = 0;
1468 td->o.size_percent = -1ULL - v;
24e4321c
TK		 1469 dprint(FD_PARSE, "SET size_percent %d\n",
1470 td->o.size_percent);
7bb59102
JA		 1471 } else
1472 td->o.size = v;
1473
1474 return 0;
1475}
1476
dded427c
OS		 1477static int str_write_bw_log_cb(void *data, const char *str)
1478{
1479 struct thread_data *td = cb_data_to_td(data);
1480
1481 if (str)
1482 td->o.bw_log_file = strdup(str);
1483
1484 td->o.write_bw_log = 1;
1485 return 0;
1486}
1487
1488static int str_write_lat_log_cb(void *data, const char *str)
1489{
1490 struct thread_data *td = cb_data_to_td(data);
1491
1492 if (str)
1493 td->o.lat_log_file = strdup(str);
1494
1495 td->o.write_lat_log = 1;
1496 return 0;
1497}
1498
1499static int str_write_iops_log_cb(void *data, const char *str)
1500{
1501 struct thread_data *td = cb_data_to_td(data);
1502
1503 if (str)
1504 td->o.iops_log_file = strdup(str);
1505
1506 td->o.write_iops_log = 1;
1507 return 0;
1508}
1509
1510static int str_write_hist_log_cb(void *data, const char *str)
1511{
1512 struct thread_data *td = cb_data_to_td(data);
1513
1514 if (str)
1515 td->o.hist_log_file = strdup(str);
1516
1517 td->o.write_hist_log = 1;
1518 return 0;
1519}
1520
6730b40f
TK		 1521/*
1522 * str is supposed to be a substring of the strdup'd original string,
1523 * and is valid only if it's a regular file path.
1524 * This function keeps the pointer to the path as needed later.
1525 *
1526 * "external:/path/to/so\0" <- original pointer updated with strdup'd
1527 * "external\0" <- above pointer after parsed, i.e. ->ioengine
1528 * "/path/to/so\0" <- str argument, i.e. ->ioengine_so_path
1529 */
1530static int str_ioengine_external_cb(void *data, const char *str)
1531{
1532 struct thread_data *td = cb_data_to_td(data);
1533 struct stat sb;
1534 char *p;
1535
1536 if (!str) {
1537 log_err("fio: null external ioengine path\n");
1538 return 1;
1539 }
1540
1541 p = (char *)str; /* str is mutable */
1542 strip_blank_front(&p);
1543 strip_blank_end(p);
1544
1545 if (stat(p, &sb) || !S_ISREG(sb.st_mode)) {
1546 log_err("fio: invalid external ioengine path \"%s\"\n", p);
1547 return 1;
1548 }
1549
1550 td->o.ioengine_so_path = p;
1551 return 0;
1552}
1553
9109883a 1554static int rw_verify(const struct fio_option *o, void *data)
896cac2a 1555{
a609f12a 1556 struct thread_data *td = cb_data_to_td(data);
896cac2a 1557
d81d0f99
VF		 1558 if (read_only && (td_write(td) || td_trim(td))) {
1559 log_err("fio: job <%s> has write or trim bit set, but"
1560 " fio is in read-only mode\n", td->o.name);
896cac2a
JA		 1561 return 1;
1562 }
1563
1564 return 0;
1565}
1566
9109883a 1567static int gtod_cpu_verify(const struct fio_option *o, void *data)
29d43ff9 1568{
276ca4f7 1569#ifndef FIO_HAVE_CPU_AFFINITY
a609f12a 1570 struct thread_data *td = cb_data_to_td(data);
29d43ff9 1571
29d43ff9
JA		 1572 if (td->o.gtod_cpu) {
1573 log_err("fio: platform must support CPU affinity for"
1574 "gettimeofday() offloading\n");
1575 return 1;
1576 }
1577#endif
1578
1579 return 0;
1580}
1581
214e1eca
JA		 1582/*
1583 * Map of job/command line options
1584 */
9af4a244 1585struct fio_option fio_options[FIO_MAX_OPTS] = {
214e1eca
JA		 1586 {
1587 .name = "description",
e8b0e958 1588 .lname = "Description of job",
214e1eca 1589 .type = FIO_OPT_STR_STORE,
a609f12a 1590 .off1 = offsetof(struct thread_options, description),
214e1eca 1591 .help = "Text job description",
e8b0e958 1592 .category = FIO_OPT_C_GENERAL,
0626037e 1593 .group = FIO_OPT_G_DESC,
214e1eca
JA		 1594 },
1595 {
1596 .name = "name",
e8b0e958 1597 .lname = "Job name",
214e1eca 1598 .type = FIO_OPT_STR_STORE,
a609f12a 1599 .off1 = offsetof(struct thread_options, name),
214e1eca 1600 .help = "Name of this job",
e8b0e958 1601 .category = FIO_OPT_C_GENERAL,
0626037e 1602 .group = FIO_OPT_G_DESC,
214e1eca 1603 },
9cc8cb91
AK		 1604 {
1605 .name = "wait_for",
1606 .lname = "Waitee name",
1607 .type = FIO_OPT_STR_STORE,
a609f12a 1608 .off1 = offsetof(struct thread_options, wait_for),
9cc8cb91
AK		 1609 .help = "Name of the job this one wants to wait for before starting",
1610 .category = FIO_OPT_C_GENERAL,
1611 .group = FIO_OPT_G_DESC,
1612 },
214e1eca
JA		 1613 {
1614 .name = "filename",
e8b0e958 1615 .lname = "Filename(s)",
214e1eca 1616 .type = FIO_OPT_STR_STORE,
a609f12a 1617 .off1 = offsetof(struct thread_options, filename),
214e1eca 1618 .cb = str_filename_cb,
f0d524b0 1619 .prio = -1, /* must come after "directory" */
214e1eca 1620 .help = "File(s) to use for the workload",
e8b0e958 1621 .category = FIO_OPT_C_FILE,
0626037e 1622 .group = FIO_OPT_G_FILENAME,
214e1eca 1623 },
90fef2d1 1624 {
e8b0e958
JA		 1625 .name = "directory",
1626 .lname = "Directory",
1627 .type = FIO_OPT_STR_STORE,
a609f12a 1628 .off1 = offsetof(struct thread_options, directory),
e8b0e958
JA		 1629 .cb = str_directory_cb,
1630 .help = "Directory to store files in",
1631 .category = FIO_OPT_C_FILE,
0626037e 1632 .group = FIO_OPT_G_FILENAME,
90fef2d1 1633 },
de98bd30
JA		 1634 {
1635 .name = "filename_format",
922a5be8 1636 .lname = "Filename Format",
de98bd30 1637 .type = FIO_OPT_STR_STORE,
a609f12a 1638 .off1 = offsetof(struct thread_options, filename_format),
de98bd30
JA		 1639 .prio = -1, /* must come after "directory" */
1640 .help = "Override default $jobname.$jobnum.$filenum naming",
1641 .def = "$jobname.$jobnum.$filenum",
93bb626a
JA		 1642 .category = FIO_OPT_C_FILE,
1643 .group = FIO_OPT_G_FILENAME,
ad705bcb 1644 },
922a5be8
JA		 1645 {
1646 .name = "unique_filename",
1647 .lname = "Unique Filename",
1648 .type = FIO_OPT_BOOL,
a609f12a 1649 .off1 = offsetof(struct thread_options, unique_filename),
922a5be8
JA		 1650 .help = "For network clients, prefix file with source IP",
1651 .def = "1",
1652 .category = FIO_OPT_C_FILE,
1653 .group = FIO_OPT_G_FILENAME,
1654 },
29c1349f
JA		 1655 {
1656 .name = "lockfile",
e8b0e958 1657 .lname = "Lockfile",
4d4e80f2 1658 .type = FIO_OPT_STR,
a609f12a 1659 .off1 = offsetof(struct thread_options, file_lock_mode),
29c1349f 1660 .help = "Lock file when doing IO to it",
bc6a0a5d 1661 .prio = 1,
29c1349f 1662 .parent = "filename",
d71c154c 1663 .hide = 0,
4d4e80f2 1664 .def = "none",
e8b0e958 1665 .category = FIO_OPT_C_FILE,
0626037e 1666 .group = FIO_OPT_G_FILENAME,
4d4e80f2
JA		 1667 .posval = {
1668 { .ival = "none",
1669 .oval = FILE_LOCK_NONE,
1670 .help = "No file locking",
1671 },
1672 { .ival = "exclusive",
1673 .oval = FILE_LOCK_EXCLUSIVE,
1674 .help = "Exclusive file lock",
1675 },
1676 {
1677 .ival = "readwrite",
1678 .oval = FILE_LOCK_READWRITE,
1679 .help = "Read vs write lock",
1680 },
1681 },
29c1349f 1682 },
214e1eca
JA		 1683 {
1684 .name = "opendir",
e8b0e958 1685 .lname = "Open directory",
214e1eca 1686 .type = FIO_OPT_STR_STORE,
a609f12a 1687 .off1 = offsetof(struct thread_options, opendir),
214e1eca
JA		 1688 .cb = str_opendir_cb,
1689 .help = "Recursively add files from this directory and down",
e8b0e958 1690 .category = FIO_OPT_C_FILE,
0626037e 1691 .group = FIO_OPT_G_FILENAME,
214e1eca
JA		 1692 },
1693 {
1694 .name = "rw",
e8b0e958 1695 .lname = "Read/write",
d3aad8f2 1696 .alias = "readwrite",
214e1eca 1697 .type = FIO_OPT_STR,
211097b2 1698 .cb = str_rw_cb,
a609f12a 1699 .off1 = offsetof(struct thread_options, td_ddir),
214e1eca
JA		 1700 .help = "IO direction",
1701 .def = "read",
896cac2a 1702 .verify = rw_verify,
e8b0e958 1703 .category = FIO_OPT_C_IO,
0626037e 1704 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1705 .posval = {
1706 { .ival = "read",
1707 .oval = TD_DDIR_READ,
1708 .help = "Sequential read",
1709 },
1710 { .ival = "write",
1711 .oval = TD_DDIR_WRITE,
1712 .help = "Sequential write",
1713 },
6eaf09d6
SL		 1714 { .ival = "trim",
1715 .oval = TD_DDIR_TRIM,
1716 .help = "Sequential trim",
1717 },
214e1eca
JA		 1718 { .ival = "randread",
1719 .oval = TD_DDIR_RANDREAD,
1720 .help = "Random read",
1721 },
1722 { .ival = "randwrite",
1723 .oval = TD_DDIR_RANDWRITE,
1724 .help = "Random write",
1725 },
6eaf09d6
SL		 1726 { .ival = "randtrim",
1727 .oval = TD_DDIR_RANDTRIM,
1728 .help = "Random trim",
1729 },
214e1eca
JA		 1730 { .ival = "rw",
1731 .oval = TD_DDIR_RW,
1732 .help = "Sequential read and write mix",
1733 },
10b023db
JA		 1734 { .ival = "readwrite",
1735 .oval = TD_DDIR_RW,
1736 .help = "Sequential read and write mix",
1737 },
214e1eca
JA		 1738 { .ival = "randrw",
1739 .oval = TD_DDIR_RANDRW,
1740 .help = "Random read and write mix"
1741 },
82a90686
JA		 1742 { .ival = "trimwrite",
1743 .oval = TD_DDIR_TRIMWRITE,
1744 .help = "Trim and write mix, trims preceding writes"
0e4dd95c 1745 },
214e1eca
JA		 1746 },
1747 },
38dad62d
JA		 1748 {
1749 .name = "rw_sequencer",
e8b0e958 1750 .lname = "RW Sequencer",
38dad62d 1751 .type = FIO_OPT_STR,
a609f12a 1752 .off1 = offsetof(struct thread_options, rw_seq),
38dad62d
JA		 1753 .help = "IO offset generator modifier",
1754 .def = "sequential",
e8b0e958 1755 .category = FIO_OPT_C_IO,
0626037e 1756 .group = FIO_OPT_G_IO_BASIC,
38dad62d
JA		 1757 .posval = {
1758 { .ival = "sequential",
1759 .oval = RW_SEQ_SEQ,
1760 .help = "Generate sequential offsets",
1761 },
1762 { .ival = "identical",
1763 .oval = RW_SEQ_IDENT,
1764 .help = "Generate identical offsets",
1765 },
1766 },
1767 },
1768
214e1eca
JA		 1769 {
1770 .name = "ioengine",
e8b0e958 1771 .lname = "IO Engine",
214e1eca 1772 .type = FIO_OPT_STR_STORE,
a609f12a 1773 .off1 = offsetof(struct thread_options, ioengine),
214e1eca 1774 .help = "IO engine to use",
58483fa4 1775 .def = FIO_PREFERRED_ENGINE,
e8b0e958 1776 .category = FIO_OPT_C_IO,
0626037e 1777 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1778 .posval = {
1779 { .ival = "sync",
1780 .help = "Use read/write",
1781 },
a31041ea 1782 { .ival = "psync",
1783 .help = "Use pread/pwrite",
1784 },
1d2af02a 1785 { .ival = "vsync",
03e20d68 1786 .help = "Use readv/writev",
1d2af02a 1787 },
07fc0acd
JA		 1788#ifdef CONFIG_PWRITEV
1789 { .ival = "pvsync",
1790 .help = "Use preadv/pwritev",
1791 },
1792#endif
6562685f 1793#ifdef FIO_HAVE_PWRITEV2
2cafffbe
JA		 1794 { .ival = "pvsync2",
1795 .help = "Use preadv2/pwritev2",
1796 },
1797#endif
67bf9823 1798#ifdef CONFIG_LIBAIO
214e1eca
JA		 1799 { .ival = "libaio",
1800 .help = "Linux native asynchronous IO",
1801 },
1802#endif
67bf9823 1803#ifdef CONFIG_POSIXAIO
214e1eca
JA		 1804 { .ival = "posixaio",
1805 .help = "POSIX asynchronous IO",
1806 },
417f0068 1807#endif
997843cb 1808#ifdef CONFIG_SOLARISAIO
417f0068
JA		 1809 { .ival = "solarisaio",
1810 .help = "Solaris native asynchronous IO",
1811 },
214e1eca 1812#endif
4700b234 1813#ifdef CONFIG_WINDOWSAIO
03e20d68 1814 { .ival = "windowsaio",
3be80071 1815 .help = "Windows native asynchronous IO"
de890a1e 1816 },
fc5c0345
DG		 1817#endif
1818#ifdef CONFIG_RBD
1819 { .ival = "rbd",
1820 .help = "Rados Block Device asynchronous IO"
1821 },
3be80071 1822#endif
214e1eca 1823 { .ival = "mmap",
03e20d68 1824 .help = "Memory mapped IO"
214e1eca 1825 },
67bf9823 1826#ifdef CONFIG_LINUX_SPLICE
214e1eca
JA		 1827 { .ival = "splice",
1828 .help = "splice/vmsplice based IO",
1829 },
9cce02e8
JA		 1830 { .ival = "netsplice",
1831 .help = "splice/vmsplice to/from the network",
1832 },
214e1eca
JA		 1833#endif
1834#ifdef FIO_HAVE_SGIO
1835 { .ival = "sg",
1836 .help = "SCSI generic v3 IO",
1837 },
1838#endif
1839 { .ival = "null",
1840 .help = "Testing engine (no data transfer)",
1841 },
1842 { .ival = "net",
1843 .help = "Network IO",
1844 },
214e1eca 1845 { .ival = "cpuio",
03e20d68 1846 .help = "CPU cycle burner engine",
214e1eca 1847 },
67bf9823 1848#ifdef CONFIG_GUASI
b8c82a46
JA		 1849 { .ival = "guasi",
1850 .help = "GUASI IO engine",
1851 },
79a43187 1852#endif
67bf9823 1853#ifdef CONFIG_RDMA
21b8aee8 1854 { .ival = "rdma",
1855 .help = "RDMA IO engine",
1856 },
8200b8c7 1857#endif
67bf9823 1858#ifdef CONFIG_FUSION_AW
8200b8c7
JA		 1859 { .ival = "fusion-aw-sync",
1860 .help = "Fusion-io atomic write engine",
1861 },
1ecc95ca 1862#endif
997843cb 1863#ifdef CONFIG_LINUX_EXT4_MOVE_EXTENT
1ecc95ca
JA		 1864 { .ival = "e4defrag",
1865 .help = "ext4 defrag engine",
1866 },
1867#endif
997843cb 1868#ifdef CONFIG_LINUX_FALLOCATE
1ecc95ca
JA		 1869 { .ival = "falloc",
1870 .help = "fallocate() file based engine",
1871 },
b8c82a46 1872#endif
a7c386f4 1873#ifdef CONFIG_GFAPI
1874 { .ival = "gfapi",
cc47f094 1875 .help = "Glusterfs libgfapi(sync) based engine"
1876 },
1877 { .ival = "gfapi_async",
1878 .help = "Glusterfs libgfapi(async) based engine"
a7c386f4 1879 },
1880#endif
1b10477b 1881#ifdef CONFIG_LIBHDFS
b74e419e 1882 { .ival = "libhdfs",
1b10477b
MM		 1883 .help = "Hadoop Distributed Filesystem (HDFS) engine"
1884 },
5c4ef02e
JA		 1885#endif
1886#ifdef CONFIG_PMEMBLK
1887 { .ival = "pmemblk",
363a5f65 1888 .help = "PMDK libpmemblk based IO engine",
5c4ef02e
JA		 1889 },
1890
104ee4de
DJ		 1891#endif
1892#ifdef CONFIG_LINUX_DEVDAX
1893 { .ival = "dev-dax",
1894 .help = "DAX Device based IO engine",
1895 },
1b10477b 1896#endif
edc5fa12
JA		 1897 {
1898 .ival = "filecreate",
1899 .help = "File creation engine",
1900 },
214e1eca
JA		 1901 { .ival = "external",
1902 .help = "Load external engine (append name)",
6730b40f 1903 .cb = str_ioengine_external_cb,
214e1eca 1904 },
ae0db592
TI		 1905#ifdef CONFIG_LIBPMEM
1906 { .ival = "libpmem",
363a5f65 1907 .help = "PMDK libpmem based IO engine",
ae0db592 1908 },
c2f6a13d
LMB		 1909#endif
1910#ifdef CONFIG_HTTP
1911 { .ival = "http",
1912 .help = "HTTP (WebDAV/S3) IO engine",
1913 },
ae0db592 1914#endif
214e1eca
JA		 1915 },
1916 },
1917 {
1918 .name = "iodepth",
e8b0e958 1919 .lname = "IO Depth",
214e1eca 1920 .type = FIO_OPT_INT,
a609f12a 1921 .off1 = offsetof(struct thread_options, iodepth),
03e20d68 1922 .help = "Number of IO buffers to keep in flight",
757aff4f 1923 .minval = 1,
20eb06bd 1924 .interval = 1,
214e1eca 1925 .def = "1",
e8b0e958 1926 .category = FIO_OPT_C_IO,
0626037e 1927 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1928 },
1929 {
1930 .name = "iodepth_batch",
e8b0e958 1931 .lname = "IO Depth batch",
4950421a 1932 .alias = "iodepth_batch_submit",
214e1eca 1933 .type = FIO_OPT_INT,
a609f12a 1934 .off1 = offsetof(struct thread_options, iodepth_batch),
d65db441 1935 .help = "Number of IO buffers to submit in one go",
afdf9352 1936 .parent = "iodepth",
d71c154c 1937 .hide = 1,
20eb06bd 1938 .interval = 1,
a2e6f8ac 1939 .def = "1",
e8b0e958 1940 .category = FIO_OPT_C_IO,
0626037e 1941 .group = FIO_OPT_G_IO_BASIC,
4950421a
JA		 1942 },
1943 {
82407585
RP		 1944 .name = "iodepth_batch_complete_min",
1945 .lname = "Min IO depth batch complete",
1946 .alias = "iodepth_batch_complete",
4950421a 1947 .type = FIO_OPT_INT,
a609f12a 1948 .off1 = offsetof(struct thread_options, iodepth_batch_complete_min),
82407585 1949 .help = "Min number of IO buffers to retrieve in one go",
4950421a 1950 .parent = "iodepth",
d71c154c 1951 .hide = 1,
4950421a 1952 .minval = 0,
20eb06bd 1953 .interval = 1,
4950421a 1954 .def = "1",
e8b0e958 1955 .category = FIO_OPT_C_IO,
0626037e 1956 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1957 },
82407585
RP		 1958 {
1959 .name = "iodepth_batch_complete_max",
1960 .lname = "Max IO depth batch complete",
1961 .type = FIO_OPT_INT,
a609f12a 1962 .off1 = offsetof(struct thread_options, iodepth_batch_complete_max),
82407585
RP		 1963 .help = "Max number of IO buffers to retrieve in one go",
1964 .parent = "iodepth",
1965 .hide = 1,
1966 .minval = 0,
1967 .interval = 1,
1968 .category = FIO_OPT_C_IO,
1969 .group = FIO_OPT_G_IO_BASIC,
1970 },
214e1eca
JA		 1971 {
1972 .name = "iodepth_low",
e8b0e958 1973 .lname = "IO Depth batch low",
214e1eca 1974 .type = FIO_OPT_INT,
a609f12a 1975 .off1 = offsetof(struct thread_options, iodepth_low),
214e1eca 1976 .help = "Low water mark for queuing depth",
afdf9352 1977 .parent = "iodepth",
d71c154c 1978 .hide = 1,
20eb06bd 1979 .interval = 1,
e8b0e958 1980 .category = FIO_OPT_C_IO,
0626037e 1981 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1982 },
997b5680
SW		 1983 {
1984 .name = "serialize_overlap",
1985 .lname = "Serialize overlap",
1986 .off1 = offsetof(struct thread_options, serialize_overlap),
1987 .type = FIO_OPT_BOOL,
1988 .help = "Wait for in-flight IOs that collide to complete",
1989 .parent = "iodepth",
1990 .def = "0",
1991 .category = FIO_OPT_C_IO,
1992 .group = FIO_OPT_G_IO_BASIC,
1993 },
a9da8ab2
JA		 1994 {
1995 .name = "io_submit_mode",
1996 .lname = "IO submit mode",
1997 .type = FIO_OPT_STR,
a609f12a 1998 .off1 = offsetof(struct thread_options, io_submit_mode),
a9da8ab2
JA		 1999 .help = "How IO submissions and completions are done",
2000 .def = "inline",
2001 .category = FIO_OPT_C_IO,
2002 .group = FIO_OPT_G_IO_BASIC,
2003 .posval = {
2004 { .ival = "inline",
2005 .oval = IO_MODE_INLINE,
2006 .help = "Submit and complete IO inline",
2007 },
2008 { .ival = "offload",
2009 .oval = IO_MODE_OFFLOAD,
2010 .help = "Offload submit and complete to threads",
2011 },
2012 },
2013 },
214e1eca
JA		 2014 {
2015 .name = "size",
e8b0e958 2016 .lname = "Size",
214e1eca 2017 .type = FIO_OPT_STR_VAL,
7bb59102 2018 .cb = str_size_cb,
a609f12a 2019 .off1 = offsetof(struct thread_options, size),
214e1eca 2020 .help = "Total size of device or files",
20eb06bd 2021 .interval = 1024 * 1024,
e8b0e958
JA		 2022 .category = FIO_OPT_C_IO,
2023 .group = FIO_OPT_G_INVALID,
214e1eca 2024 },
77731b29 2025 {
a4d3b4db
JA		 2026 .name = "io_size",
2027 .alias = "io_limit",
2028 .lname = "IO Size",
77731b29 2029 .type = FIO_OPT_STR_VAL,
5be9bf09 2030 .off1 = offsetof(struct thread_options, io_size),
1684f7fd 2031 .help = "Total size of I/O to be performed",
77731b29
JA		 2032 .interval = 1024 * 1024,
2033 .category = FIO_OPT_C_IO,
2034 .group = FIO_OPT_G_INVALID,
2035 },
aa31f1f1
SL		 2036 {
2037 .name = "fill_device",
e8b0e958 2038 .lname = "Fill device",
74586c1e 2039 .alias = "fill_fs",
aa31f1f1 2040 .type = FIO_OPT_BOOL,
a609f12a 2041 .off1 = offsetof(struct thread_options, fill_device),
aa31f1f1
SL		 2042 .help = "Write until an ENOSPC error occurs",
2043 .def = "0",
e8b0e958
JA		 2044 .category = FIO_OPT_C_FILE,
2045 .group = FIO_OPT_G_INVALID,
aa31f1f1 2046 },
214e1eca
JA		 2047 {
2048 .name = "filesize",
e8b0e958 2049 .lname = "File size",
214e1eca 2050 .type = FIO_OPT_STR_VAL,
a609f12a
JA		 2051 .off1 = offsetof(struct thread_options, file_size_low),
2052 .off2 = offsetof(struct thread_options, file_size_high),
c3edbdba 2053 .minval = 1,
214e1eca 2054 .help = "Size of individual files",
20eb06bd 2055 .interval = 1024 * 1024,
e8b0e958
JA		 2056 .category = FIO_OPT_C_FILE,
2057 .group = FIO_OPT_G_INVALID,
214e1eca 2058 },
bedc9dc2
JA		 2059 {
2060 .name = "file_append",
2061 .lname = "File append",
2062 .type = FIO_OPT_BOOL,
a609f12a 2063 .off1 = offsetof(struct thread_options, file_append),
bedc9dc2
JA		 2064 .help = "IO will start at the end of the file(s)",
2065 .def = "0",
2066 .category = FIO_OPT_C_FILE,
2067 .group = FIO_OPT_G_INVALID,
2068 },
67a1000f
JA		 2069 {
2070 .name = "offset",
e8b0e958 2071 .lname = "IO offset",
67a1000f
JA		 2072 .alias = "fileoffset",
2073 .type = FIO_OPT_STR_VAL,
89978a6b 2074 .cb = str_offset_cb,
a609f12a 2075 .off1 = offsetof(struct thread_options, start_offset),
67a1000f
JA		 2076 .help = "Start IO from this offset",
2077 .def = "0",
20eb06bd 2078 .interval = 1024 * 1024,
e8b0e958
JA		 2079 .category = FIO_OPT_C_IO,
2080 .group = FIO_OPT_G_INVALID,
67a1000f 2081 },
83c8b093
JF		 2082 {
2083 .name = "offset_align",
2084 .lname = "IO offset alignment",
2085 .type = FIO_OPT_INT,
2086 .off1 = offsetof(struct thread_options, start_offset_align),
2087 .help = "Start IO from this offset alignment",
2088 .def = "0",
2089 .interval = 512,
2090 .category = FIO_OPT_C_IO,
2091 .group = FIO_OPT_G_INVALID,
2092 },
2d7cd868
JA		 2093 {
2094 .name = "offset_increment",
e8b0e958 2095 .lname = "IO offset increment",
2d7cd868 2096 .type = FIO_OPT_STR_VAL,
a609f12a 2097 .off1 = offsetof(struct thread_options, offset_increment),
2d7cd868
JA		 2098 .help = "What is the increment from one offset to the next",
2099 .parent = "offset",
d71c154c 2100 .hide = 1,
2d7cd868 2101 .def = "0",
20eb06bd 2102 .interval = 1024 * 1024,
e8b0e958
JA		 2103 .category = FIO_OPT_C_IO,
2104 .group = FIO_OPT_G_INVALID,
2d7cd868 2105 },
ddf24e42
JA		 2106 {
2107 .name = "number_ios",
2108 .lname = "Number of IOs to perform",
2109 .type = FIO_OPT_STR_VAL,
a609f12a 2110 .off1 = offsetof(struct thread_options, number_ios),
be3fec7d 2111 .help = "Force job completion after this number of IOs",
ddf24e42
JA		 2112 .def = "0",
2113 .category = FIO_OPT_C_IO,
2114 .group = FIO_OPT_G_INVALID,
2115 },
214e1eca
JA		 2116 {
2117 .name = "bs",
e8b0e958 2118 .lname = "Block size",
d3aad8f2 2119 .alias = "blocksize",
5fff9543 2120 .type = FIO_OPT_ULL,
a609f12a
JA		 2121 .off1 = offsetof(struct thread_options, bs[DDIR_READ]),
2122 .off2 = offsetof(struct thread_options, bs[DDIR_WRITE]),
2123 .off3 = offsetof(struct thread_options, bs[DDIR_TRIM]),
c3edbdba 2124 .minval = 1,
214e1eca 2125 .help = "Block size unit",
2b9136a3 2126 .def = "4096",
67a1000f 2127 .parent = "rw",
d71c154c 2128 .hide = 1,
20eb06bd 2129 .interval = 512,
e8b0e958
JA		 2130 .category = FIO_OPT_C_IO,
2131 .group = FIO_OPT_G_INVALID,
214e1eca 2132 },
2b7a01d0
JA		 2133 {
2134 .name = "ba",
e8b0e958 2135 .lname = "Block size align",
2b7a01d0 2136 .alias = "blockalign",
5fff9543 2137 .type = FIO_OPT_ULL,
a609f12a
JA		 2138 .off1 = offsetof(struct thread_options, ba[DDIR_READ]),
2139 .off2 = offsetof(struct thread_options, ba[DDIR_WRITE]),
2140 .off3 = offsetof(struct thread_options, ba[DDIR_TRIM]),
2b7a01d0
JA		 2141 .minval = 1,
2142 .help = "IO block offset alignment",
2143 .parent = "rw",
d71c154c 2144 .hide = 1,
20eb06bd 2145 .interval = 512,
e8b0e958
JA		 2146 .category = FIO_OPT_C_IO,
2147 .group = FIO_OPT_G_INVALID,
2b7a01d0 2148 },
214e1eca
JA		 2149 {
2150 .name = "bsrange",
e8b0e958 2151 .lname = "Block size range",
d3aad8f2 2152 .alias = "blocksize_range",
214e1eca 2153 .type = FIO_OPT_RANGE,
a609f12a
JA		 2154 .off1 = offsetof(struct thread_options, min_bs[DDIR_READ]),
2155 .off2 = offsetof(struct thread_options, max_bs[DDIR_READ]),
2156 .off3 = offsetof(struct thread_options, min_bs[DDIR_WRITE]),
2157 .off4 = offsetof(struct thread_options, max_bs[DDIR_WRITE]),
2158 .off5 = offsetof(struct thread_options, min_bs[DDIR_TRIM]),
2159 .off6 = offsetof(struct thread_options, max_bs[DDIR_TRIM]),
c3edbdba 2160 .minval = 1,
214e1eca 2161 .help = "Set block size range (in more detail than bs)",
67a1000f 2162 .parent = "rw",
d71c154c 2163 .hide = 1,
20eb06bd 2164 .interval = 4096,
e8b0e958
JA		 2165 .category = FIO_OPT_C_IO,
2166 .group = FIO_OPT_G_INVALID,
214e1eca 2167 },
564ca972
JA		 2168 {
2169 .name = "bssplit",
e8b0e958 2170 .lname = "Block size split",
5fff9543 2171 .type = FIO_OPT_STR_ULL,
564ca972 2172 .cb = str_bssplit_cb,
a609f12a 2173 .off1 = offsetof(struct thread_options, bssplit),
564ca972
JA		 2174 .help = "Set a specific mix of block sizes",
2175 .parent = "rw",
d71c154c 2176 .hide = 1,
e8b0e958
JA		 2177 .category = FIO_OPT_C_IO,
2178 .group = FIO_OPT_G_INVALID,
564ca972 2179 },
214e1eca
JA		 2180 {
2181 .name = "bs_unaligned",
e8b0e958 2182 .lname = "Block size unaligned",
d3aad8f2 2183 .alias = "blocksize_unaligned",
214e1eca 2184 .type = FIO_OPT_STR_SET,
a609f12a 2185 .off1 = offsetof(struct thread_options, bs_unaligned),
214e1eca 2186 .help = "Don't sector align IO buffer sizes",
67a1000f 2187 .parent = "rw",
d71c154c 2188 .hide = 1,
e8b0e958
JA		 2189 .category = FIO_OPT_C_IO,
2190 .group = FIO_OPT_G_INVALID,
214e1eca 2191 },
6aca9b3d
JA		 2192 {
2193 .name = "bs_is_seq_rand",
2194 .lname = "Block size division is seq/random (not read/write)",
2195 .type = FIO_OPT_BOOL,
a609f12a 2196 .off1 = offsetof(struct thread_options, bs_is_seq_rand),
86d59660 2197 .help = "Consider any blocksize setting to be sequential,random",
6aca9b3d
JA		 2198 .def = "0",
2199 .parent = "blocksize",
2200 .category = FIO_OPT_C_IO,
2201 .group = FIO_OPT_G_INVALID,
2202 },
214e1eca
JA		 2203 {
2204 .name = "randrepeat",
e8b0e958 2205 .lname = "Random repeatable",
214e1eca 2206 .type = FIO_OPT_BOOL,
a609f12a 2207 .off1 = offsetof(struct thread_options, rand_repeatable),
214e1eca
JA		 2208 .help = "Use repeatable random IO pattern",
2209 .def = "1",
67a1000f 2210 .parent = "rw",
d71c154c 2211 .hide = 1,
e8b0e958 2212 .category = FIO_OPT_C_IO,
3ceb458f 2213 .group = FIO_OPT_G_RANDOM,
214e1eca 2214 },
04778baf
JA		 2215 {
2216 .name = "randseed",
2217 .lname = "The random generator seed",
363cffa7 2218 .type = FIO_OPT_STR_VAL,
a609f12a 2219 .off1 = offsetof(struct thread_options, rand_seed),
04778baf 2220 .help = "Set the random generator seed value",
40fe5e7b 2221 .def = "0x89",
04778baf
JA		 2222 .parent = "rw",
2223 .category = FIO_OPT_C_IO,
2224 .group = FIO_OPT_G_RANDOM,
2225 },
2615cc4b
JA		 2226 {
2227 .name = "use_os_rand",
e8b0e958 2228 .lname = "Use OS random",
54a21917 2229 .type = FIO_OPT_DEPRECATED,
a609f12a 2230 .off1 = offsetof(struct thread_options, dep_use_os_rand),
e8b0e958 2231 .category = FIO_OPT_C_IO,
3ceb458f 2232 .group = FIO_OPT_G_RANDOM,
2615cc4b 2233 },
214e1eca
JA		 2234 {
2235 .name = "norandommap",
e8b0e958 2236 .lname = "No randommap",
214e1eca 2237 .type = FIO_OPT_STR_SET,
a609f12a 2238 .off1 = offsetof(struct thread_options, norandommap),
214e1eca 2239 .help = "Accept potential duplicate random blocks",
67a1000f 2240 .parent = "rw",
d71c154c 2241 .hide = 1,
b2452a43 2242 .hide_on_set = 1,
e8b0e958 2243 .category = FIO_OPT_C_IO,
3ceb458f 2244 .group = FIO_OPT_G_RANDOM,
214e1eca 2245 },
2b386d25
JA		 2246 {
2247 .name = "softrandommap",
e8b0e958 2248 .lname = "Soft randommap",
2b386d25 2249 .type = FIO_OPT_BOOL,
a609f12a 2250 .off1 = offsetof(struct thread_options, softrandommap),
f66ab3c8 2251 .help = "Set norandommap if randommap allocation fails",
2b386d25 2252 .parent = "norandommap",
d71c154c 2253 .hide = 1,
2b386d25 2254 .def = "0",
e8b0e958 2255 .category = FIO_OPT_C_IO,
3ceb458f 2256 .group = FIO_OPT_G_RANDOM,
2b386d25 2257 },
8055e41d
JA		 2258 {
2259 .name = "random_generator",
cce2fdfe 2260 .lname = "Random Generator",
8055e41d 2261 .type = FIO_OPT_STR,
a609f12a 2262 .off1 = offsetof(struct thread_options, random_generator),
8055e41d
JA		 2263 .help = "Type of random number generator to use",
2264 .def = "tausworthe",
2265 .posval = {
2266 { .ival = "tausworthe",
2267 .oval = FIO_RAND_GEN_TAUSWORTHE,
2268 .help = "Strong Tausworthe generator",
2269 },
2270 { .ival = "lfsr",
2271 .oval = FIO_RAND_GEN_LFSR,
2272 .help = "Variable length LFSR",
2273 },
c3546b53
JA		 2274 {
2275 .ival = "tausworthe64",
2276 .oval = FIO_RAND_GEN_TAUSWORTHE64,
2277 .help = "64-bit Tausworthe variant",
2278 },
8055e41d 2279 },
48107598
JA		 2280 .category = FIO_OPT_C_IO,
2281 .group = FIO_OPT_G_RANDOM,
8055e41d 2282 },
e25839d4
JA		 2283 {
2284 .name = "random_distribution",
cce2fdfe 2285 .lname = "Random Distribution",
e25839d4 2286 .type = FIO_OPT_STR,
a609f12a 2287 .off1 = offsetof(struct thread_options, random_distribution),
e25839d4
JA		 2288 .cb = str_random_distribution_cb,
2289 .help = "Random offset distribution generator",
2290 .def = "random",
2291 .posval = {
2292 { .ival = "random",
2293 .oval = FIO_RAND_DIST_RANDOM,
2294 .help = "Completely random",
2295 },
2296 { .ival = "zipf",
2297 .oval = FIO_RAND_DIST_ZIPF,
2298 .help = "Zipf distribution",
2299 },
925fee33
JA		 2300 { .ival = "pareto",
2301 .oval = FIO_RAND_DIST_PARETO,
2302 .help = "Pareto distribution",
2303 },
56d9fa4b
JA		 2304 { .ival = "normal",
2305 .oval = FIO_RAND_DIST_GAUSS,
ba2b3b07 2306 .help = "Normal (Gaussian) distribution",
56d9fa4b 2307 },
e0a04ac1
JA		 2308 { .ival = "zoned",
2309 .oval = FIO_RAND_DIST_ZONED,
2310 .help = "Zoned random distribution",
2311 },
59466396
JA		 2312 { .ival = "zoned_abs",
2313 .oval = FIO_RAND_DIST_ZONED_ABS,
2314 .help = "Zoned absolute random distribution",
2315 },
e25839d4 2316 },
48107598
JA		 2317 .category = FIO_OPT_C_IO,
2318 .group = FIO_OPT_G_RANDOM,
e25839d4 2319 },
211c9b89
JA		 2320 {
2321 .name = "percentage_random",
2322 .lname = "Percentage Random",
2323 .type = FIO_OPT_INT,
a609f12a
JA		 2324 .off1 = offsetof(struct thread_options, perc_rand[DDIR_READ]),
2325 .off2 = offsetof(struct thread_options, perc_rand[DDIR_WRITE]),
2326 .off3 = offsetof(struct thread_options, perc_rand[DDIR_TRIM]),
211c9b89
JA		 2327 .maxval = 100,
2328 .help = "Percentage of seq/random mix that should be random",
d9472271 2329 .def = "100,100,100",
211c9b89
JA		 2330 .interval = 5,
2331 .inverse = "percentage_sequential",
2332 .category = FIO_OPT_C_IO,
2333 .group = FIO_OPT_G_RANDOM,
2334 },
2335 {
2336 .name = "percentage_sequential",
2337 .lname = "Percentage Sequential",
d9472271 2338 .type = FIO_OPT_DEPRECATED,
211c9b89
JA		 2339 .category = FIO_OPT_C_IO,
2340 .group = FIO_OPT_G_RANDOM,
2341 },
56e2a5fc
CE		 2342 {
2343 .name = "allrandrepeat",
cce2fdfe 2344 .lname = "All Random Repeat",
56e2a5fc 2345 .type = FIO_OPT_BOOL,
a609f12a 2346 .off1 = offsetof(struct thread_options, allrand_repeatable),
56e2a5fc
CE		 2347 .help = "Use repeatable random numbers for everything",
2348 .def = "0",
a869d9c6
JA		 2349 .category = FIO_OPT_C_IO,
2350 .group = FIO_OPT_G_RANDOM,
56e2a5fc 2351 },
214e1eca
JA		 2352 {
2353 .name = "nrfiles",
e8b0e958 2354 .lname = "Number of files",
d7c8be03 2355 .alias = "nr_files",
214e1eca 2356 .type = FIO_OPT_INT,
a609f12a 2357 .off1 = offsetof(struct thread_options, nr_files),
214e1eca
JA		 2358 .help = "Split job workload between this number of files",
2359 .def = "1",
20eb06bd 2360 .interval = 1,
e8b0e958
JA		 2361 .category = FIO_OPT_C_FILE,
2362 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2363 },
2364 {
2365 .name = "openfiles",
e8b0e958 2366 .lname = "Number of open files",
214e1eca 2367 .type = FIO_OPT_INT,
a609f12a 2368 .off1 = offsetof(struct thread_options, open_files),
214e1eca 2369 .help = "Number of files to keep open at the same time",
e8b0e958
JA		 2370 .category = FIO_OPT_C_FILE,
2371 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2372 },
2373 {
2374 .name = "file_service_type",
e8b0e958 2375 .lname = "File service type",
214e1eca
JA		 2376 .type = FIO_OPT_STR,
2377 .cb = str_fst_cb,
a609f12a 2378 .off1 = offsetof(struct thread_options, file_service_type),
214e1eca
JA		 2379 .help = "How to select which file to service next",
2380 .def = "roundrobin",
e8b0e958
JA		 2381 .category = FIO_OPT_C_FILE,
2382 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2383 .posval = {
2384 { .ival = "random",
2385 .oval = FIO_FSERVICE_RANDOM,
8c07860d
JA		 2386 .help = "Choose a file at random (uniform)",
2387 },
2388 { .ival = "zipf",
2389 .oval = FIO_FSERVICE_ZIPF,
2390 .help = "Zipf randomized",
2391 },
2392 { .ival = "pareto",
2393 .oval = FIO_FSERVICE_PARETO,
2394 .help = "Pareto randomized",
2395 },
dd3503d3
SW		 2396 { .ival = "normal",
2397 .oval = FIO_FSERVICE_GAUSS,
2398 .help = "Normal (Gaussian) randomized",
2399 },
8c07860d
JA		 2400 { .ival = "gauss",
2401 .oval = FIO_FSERVICE_GAUSS,
dd3503d3 2402 .help = "Alias for normal",
214e1eca
JA		 2403 },
2404 { .ival = "roundrobin",
2405 .oval = FIO_FSERVICE_RR,
2406 .help = "Round robin select files",
2407 },
a086c257
JA		 2408 { .ival = "sequential",
2409 .oval = FIO_FSERVICE_SEQ,
2410 .help = "Finish one file before moving to the next",
2411 },
214e1eca 2412 },
67a1000f 2413 .parent = "nrfiles",
d71c154c 2414 .hide = 1,
67a1000f 2415 },
cbbdf1c8 2416#ifdef FIO_HAVE_ANY_FALLOCATE
7bc8c2cf
JA		 2417 {
2418 .name = "fallocate",
e8b0e958 2419 .lname = "Fallocate",
a596f047 2420 .type = FIO_OPT_STR,
a609f12a 2421 .off1 = offsetof(struct thread_options, fallocate_mode),
a596f047 2422 .help = "Whether pre-allocation is performed when laying out files",
2c3e17be 2423 .def = "native",
e8b0e958
JA		 2424 .category = FIO_OPT_C_FILE,
2425 .group = FIO_OPT_G_INVALID,
a596f047
EG		 2426 .posval = {
2427 { .ival = "none",
2428 .oval = FIO_FALLOCATE_NONE,
2429 .help = "Do not pre-allocate space",
2430 },
2c3e17be
SW		 2431 { .ival = "native",
2432 .oval = FIO_FALLOCATE_NATIVE,
2433 .help = "Use native pre-allocation if possible",
2434 },
2435#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2436 { .ival = "posix",
2437 .oval = FIO_FALLOCATE_POSIX,
2438 .help = "Use posix_fallocate()",
2439 },
2c3e17be 2440#endif
97ac992c 2441#ifdef CONFIG_LINUX_FALLOCATE
a596f047
EG		 2442 { .ival = "keep",
2443 .oval = FIO_FALLOCATE_KEEP_SIZE,
2444 .help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)",
2445 },
7bc8c2cf 2446#endif
a596f047
EG		 2447 /* Compatibility with former boolean values */
2448 { .ival = "0",
2449 .oval = FIO_FALLOCATE_NONE,
2450 .help = "Alias for 'none'",
2451 },
2c3e17be 2452#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2453 { .ival = "1",
2454 .oval = FIO_FALLOCATE_POSIX,
2455 .help = "Alias for 'posix'",
2456 },
2c3e17be 2457#endif
a596f047
EG		 2458 },
2459 },
cbbdf1c8 2460#else /* FIO_HAVE_ANY_FALLOCATE */
a275c37a
JA		 2461 {
2462 .name = "fallocate",
2463 .lname = "Fallocate",
2464 .type = FIO_OPT_UNSUPPORTED,
2465 .help = "Your platform does not support fallocate",
2466 },
cbbdf1c8 2467#endif /* FIO_HAVE_ANY_FALLOCATE */
67a1000f
JA		 2468 {
2469 .name = "fadvise_hint",
e8b0e958 2470 .lname = "Fadvise hint",
ecb2083d 2471 .type = FIO_OPT_STR,
a609f12a 2472 .off1 = offsetof(struct thread_options, fadvise_hint),
ecb2083d
JA		 2473 .posval = {
2474 { .ival = "0",
2475 .oval = F_ADV_NONE,
c712c97a 2476 .help = "Don't issue fadvise/madvise",
ecb2083d
JA		 2477 },
2478 { .ival = "1",
2479 .oval = F_ADV_TYPE,
2480 .help = "Advise using fio IO pattern",
2481 },
2482 { .ival = "random",
2483 .oval = F_ADV_RANDOM,
2484 .help = "Advise using FADV_RANDOM",
2485 },
2486 { .ival = "sequential",
2487 .oval = F_ADV_SEQUENTIAL,
2488 .help = "Advise using FADV_SEQUENTIAL",
2489 },
2490 },
67a1000f
JA		 2491 .help = "Use fadvise() to advise the kernel on IO pattern",
2492 .def = "1",
e8b0e958
JA		 2493 .category = FIO_OPT_C_FILE,
2494 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2495 },
2496 {
2497 .name = "fsync",
e8b0e958 2498 .lname = "Fsync",
214e1eca 2499 .type = FIO_OPT_INT,
a609f12a 2500 .off1 = offsetof(struct thread_options, fsync_blocks),
214e1eca
JA		 2501 .help = "Issue fsync for writes every given number of blocks",
2502 .def = "0",
20eb06bd 2503 .interval = 1,
e8b0e958
JA		 2504 .category = FIO_OPT_C_FILE,
2505 .group = FIO_OPT_G_INVALID,
214e1eca 2506 },
5f9099ea
JA		 2507 {
2508 .name = "fdatasync",
e8b0e958 2509 .lname = "Fdatasync",
5f9099ea 2510 .type = FIO_OPT_INT,
a609f12a 2511 .off1 = offsetof(struct thread_options, fdatasync_blocks),
5f9099ea
JA		 2512 .help = "Issue fdatasync for writes every given number of blocks",
2513 .def = "0",
20eb06bd 2514 .interval = 1,
e8b0e958
JA		 2515 .category = FIO_OPT_C_FILE,
2516 .group = FIO_OPT_G_INVALID,
5f9099ea 2517 },
1ef2b6be
JA		 2518 {
2519 .name = "write_barrier",
e8b0e958 2520 .lname = "Write barrier",
1ef2b6be 2521 .type = FIO_OPT_INT,
a609f12a 2522 .off1 = offsetof(struct thread_options, barrier_blocks),
1ef2b6be
JA		 2523 .help = "Make every Nth write a barrier write",
2524 .def = "0",
20eb06bd 2525 .interval = 1,
e8b0e958
JA		 2526 .category = FIO_OPT_C_IO,
2527 .group = FIO_OPT_G_INVALID,
1ef2b6be 2528 },
67bf9823 2529#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA		 2530 {
2531 .name = "sync_file_range",
e8b0e958 2532 .lname = "Sync file range",
44f29692
JA		 2533 .posval = {
2534 { .ival = "wait_before",
2535 .oval = SYNC_FILE_RANGE_WAIT_BEFORE,
2536 .help = "SYNC_FILE_RANGE_WAIT_BEFORE",
ebadc0ce 2537 .orval = 1,
44f29692
JA		 2538 },
2539 { .ival = "write",
2540 .oval = SYNC_FILE_RANGE_WRITE,
2541 .help = "SYNC_FILE_RANGE_WRITE",
ebadc0ce 2542 .orval = 1,
44f29692
JA		 2543 },
2544 {
2545 .ival = "wait_after",
2546 .oval = SYNC_FILE_RANGE_WAIT_AFTER,
2547 .help = "SYNC_FILE_RANGE_WAIT_AFTER",
ebadc0ce 2548 .orval = 1,
44f29692
JA		 2549 },
2550 },
3843deb3 2551 .type = FIO_OPT_STR_MULTI,
44f29692 2552 .cb = str_sfr_cb,
a609f12a 2553 .off1 = offsetof(struct thread_options, sync_file_range),
44f29692 2554 .help = "Use sync_file_range()",
e8b0e958
JA		 2555 .category = FIO_OPT_C_FILE,
2556 .group = FIO_OPT_G_INVALID,
44f29692 2557 },
a275c37a 2558#else
54d0a315 2559 {
a275c37a
JA		 2560 .name = "sync_file_range",
2561 .lname = "Sync file range",
2562 .type = FIO_OPT_UNSUPPORTED,
2563 .help = "Your platform does not support sync_file_range",
2564 },
44f29692 2565#endif
214e1eca
JA		 2566 {
2567 .name = "direct",
e8b0e958 2568 .lname = "Direct I/O",
214e1eca 2569 .type = FIO_OPT_BOOL,
a609f12a 2570 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2571 .help = "Use O_DIRECT IO (negates buffered)",
2572 .def = "0",
a01a1bc5 2573 .inverse = "buffered",
e8b0e958 2574 .category = FIO_OPT_C_IO,
3ceb458f 2575 .group = FIO_OPT_G_IO_TYPE,
214e1eca 2576 },
d01612f3
CM		 2577 {
2578 .name = "atomic",
2579 .lname = "Atomic I/O",
2580 .type = FIO_OPT_BOOL,
a609f12a 2581 .off1 = offsetof(struct thread_options, oatomic),
d01612f3
CM		 2582 .help = "Use Atomic IO with O_DIRECT (implies O_DIRECT)",
2583 .def = "0",
2584 .category = FIO_OPT_C_IO,
2585 .group = FIO_OPT_G_IO_TYPE,
2586 },
214e1eca
JA		 2587 {
2588 .name = "buffered",
e8b0e958 2589 .lname = "Buffered I/O",
214e1eca 2590 .type = FIO_OPT_BOOL,
a609f12a 2591 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2592 .neg = 1,
2593 .help = "Use buffered IO (negates direct)",
2594 .def = "1",
a01a1bc5 2595 .inverse = "direct",
e8b0e958 2596 .category = FIO_OPT_C_IO,
3ceb458f 2597 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 2598 },
2599 {
2600 .name = "overwrite",
e8b0e958 2601 .lname = "Overwrite",
214e1eca 2602 .type = FIO_OPT_BOOL,
a609f12a 2603 .off1 = offsetof(struct thread_options, overwrite),
214e1eca
JA		 2604 .help = "When writing, set whether to overwrite current data",
2605 .def = "0",
e8b0e958
JA		 2606 .category = FIO_OPT_C_FILE,
2607 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2608 },
2609 {
2610 .name = "loops",
e8b0e958 2611 .lname = "Loops",
214e1eca 2612 .type = FIO_OPT_INT,
a609f12a 2613 .off1 = offsetof(struct thread_options, loops),
214e1eca
JA		 2614 .help = "Number of times to run the job",
2615 .def = "1",
20eb06bd 2616 .interval = 1,
e8b0e958 2617 .category = FIO_OPT_C_GENERAL,
a1f6afec 2618 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2619 },
2620 {
2621 .name = "numjobs",
e8b0e958 2622 .lname = "Number of jobs",
214e1eca 2623 .type = FIO_OPT_INT,
a609f12a 2624 .off1 = offsetof(struct thread_options, numjobs),
214e1eca
JA		 2625 .help = "Duplicate this job this many times",
2626 .def = "1",
20eb06bd 2627 .interval = 1,
e8b0e958 2628 .category = FIO_OPT_C_GENERAL,
a1f6afec 2629 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2630 },
2631 {
2632 .name = "startdelay",
e8b0e958 2633 .lname = "Start delay",
a5737c93 2634 .type = FIO_OPT_STR_VAL_TIME,
a609f12a
JA		 2635 .off1 = offsetof(struct thread_options, start_delay),
2636 .off2 = offsetof(struct thread_options, start_delay_high),
214e1eca
JA		 2637 .help = "Only start job when this period has passed",
2638 .def = "0",
0de5b26f 2639 .is_seconds = 1,
88038bc7 2640 .is_time = 1,
e8b0e958 2641 .category = FIO_OPT_C_GENERAL,
a1f6afec 2642 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2643 },
2644 {
2645 .name = "runtime",
e8b0e958 2646 .lname = "Runtime",
214e1eca
JA		 2647 .alias = "timeout",
2648 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2649 .off1 = offsetof(struct thread_options, timeout),
214e1eca
JA		 2650 .help = "Stop workload when this amount of time has passed",
2651 .def = "0",
0de5b26f 2652 .is_seconds = 1,
88038bc7 2653 .is_time = 1,
e8b0e958 2654 .category = FIO_OPT_C_GENERAL,
a1f6afec 2655 .group = FIO_OPT_G_RUNTIME,
214e1eca 2656 },
cf4464ca
JA		 2657 {
2658 .name = "time_based",
e8b0e958 2659 .lname = "Time based",
cf4464ca 2660 .type = FIO_OPT_STR_SET,
a609f12a 2661 .off1 = offsetof(struct thread_options, time_based),
cf4464ca 2662 .help = "Keep running until runtime/timeout is met",
e8b0e958 2663 .category = FIO_OPT_C_GENERAL,
a1f6afec 2664 .group = FIO_OPT_G_RUNTIME,
cf4464ca 2665 },
62167762
JC		 2666 {
2667 .name = "verify_only",
2668 .lname = "Verify only",
2669 .type = FIO_OPT_STR_SET,
a609f12a 2670 .off1 = offsetof(struct thread_options, verify_only),
62167762
JC		 2671 .help = "Verifies previously written data is still valid",
2672 .category = FIO_OPT_C_GENERAL,
2673 .group = FIO_OPT_G_RUNTIME,
2674 },
721938ae
JA		 2675 {
2676 .name = "ramp_time",
e8b0e958 2677 .lname = "Ramp time",
721938ae 2678 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2679 .off1 = offsetof(struct thread_options, ramp_time),
721938ae 2680 .help = "Ramp up time before measuring performance",
0de5b26f 2681 .is_seconds = 1,
88038bc7 2682 .is_time = 1,
e8b0e958 2683 .category = FIO_OPT_C_GENERAL,
a1f6afec 2684 .group = FIO_OPT_G_RUNTIME,
721938ae 2685 },
c223da83
JA		 2686 {
2687 .name = "clocksource",
e8b0e958 2688 .lname = "Clock source",
c223da83
JA		 2689 .type = FIO_OPT_STR,
2690 .cb = fio_clock_source_cb,
a609f12a 2691 .off1 = offsetof(struct thread_options, clocksource),
c223da83 2692 .help = "What type of timing source to use",
e8b0e958 2693 .category = FIO_OPT_C_GENERAL,
10860056 2694 .group = FIO_OPT_G_CLOCK,
c223da83 2695 .posval = {
67bf9823 2696#ifdef CONFIG_GETTIMEOFDAY
c223da83
JA		 2697 { .ival = "gettimeofday",
2698 .oval = CS_GTOD,
2699 .help = "Use gettimeofday(2) for timing",
2700 },
67bf9823
JA		 2701#endif
2702#ifdef CONFIG_CLOCK_GETTIME
c223da83
JA		 2703 { .ival = "clock_gettime",
2704 .oval = CS_CGETTIME,
2705 .help = "Use clock_gettime(2) for timing",
2706 },
67bf9823 2707#endif
c223da83
JA		 2708#ifdef ARCH_HAVE_CPU_CLOCK
2709 { .ival = "cpu",
2710 .oval = CS_CPUCLOCK,
2711 .help = "Use CPU private clock",
2712 },
2713#endif
2714 },
2715 },
214e1eca
JA		 2716 {
2717 .name = "mem",
d3aad8f2 2718 .alias = "iomem",
e8b0e958 2719 .lname = "I/O Memory",
214e1eca
JA		 2720 .type = FIO_OPT_STR,
2721 .cb = str_mem_cb,
a609f12a 2722 .off1 = offsetof(struct thread_options, mem_type),
214e1eca
JA		 2723 .help = "Backing type for IO buffers",
2724 .def = "malloc",
e8b0e958
JA		 2725 .category = FIO_OPT_C_IO,
2726 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2727 .posval = {
2728 { .ival = "malloc",
2729 .oval = MEM_MALLOC,
2730 .help = "Use malloc(3) for IO buffers",
2731 },
c8931876 2732#ifndef CONFIG_NO_SHM
37c8cdfe
JA		 2733 { .ival = "shm",
2734 .oval = MEM_SHM,
2735 .help = "Use shared memory segments for IO buffers",
2736 },
214e1eca
JA		 2737#ifdef FIO_HAVE_HUGETLB
2738 { .ival = "shmhuge",
2739 .oval = MEM_SHMHUGE,
2740 .help = "Like shm, but use huge pages",
2741 },
c8931876 2742#endif
b370e46a 2743#endif
37c8cdfe
JA		 2744 { .ival = "mmap",
2745 .oval = MEM_MMAP,
2746 .help = "Use mmap(2) (file or anon) for IO buffers",
2747 },
217b0f1d
LG		 2748 { .ival = "mmapshared",
2749 .oval = MEM_MMAPSHARED,
2750 .help = "Like mmap, but use the shared flag",
2751 },
214e1eca
JA		 2752#ifdef FIO_HAVE_HUGETLB
2753 { .ival = "mmaphuge",
2754 .oval = MEM_MMAPHUGE,
2755 .help = "Like mmap, but use huge pages",
2756 },
03553853
YR		 2757#endif
2758#ifdef CONFIG_CUDA
2759 { .ival = "cudamalloc",
2760 .oval = MEM_CUDA_MALLOC,
2761 .help = "Allocate GPU device memory for GPUDirect RDMA",
2762 },
214e1eca
JA		 2763#endif
2764 },
2765 },
d529ee19
JA		 2766 {
2767 .name = "iomem_align",
2768 .alias = "mem_align",
e8b0e958 2769 .lname = "I/O memory alignment",
d529ee19 2770 .type = FIO_OPT_INT,
a609f12a 2771 .off1 = offsetof(struct thread_options, mem_align),
d529ee19
JA		 2772 .minval = 0,
2773 .help = "IO memory buffer offset alignment",
2774 .def = "0",
2775 .parent = "iomem",
d71c154c 2776 .hide = 1,
e8b0e958
JA		 2777 .category = FIO_OPT_C_IO,
2778 .group = FIO_OPT_G_INVALID,
d529ee19 2779 },
214e1eca
JA		 2780 {
2781 .name = "verify",
e8b0e958 2782 .lname = "Verify",
214e1eca 2783 .type = FIO_OPT_STR,
a609f12a 2784 .off1 = offsetof(struct thread_options, verify),
214e1eca
JA		 2785 .help = "Verify data written",
2786 .def = "0",
e8b0e958 2787 .category = FIO_OPT_C_IO,
3ceb458f 2788 .group = FIO_OPT_G_VERIFY,
214e1eca
JA		 2789 .posval = {
2790 { .ival = "0",
2791 .oval = VERIFY_NONE,
2792 .help = "Don't do IO verification",
2793 },
fcca4b58
JA		 2794 { .ival = "md5",
2795 .oval = VERIFY_MD5,
2796 .help = "Use md5 checksums for verification",
2797 },
d77a7af3
JA		 2798 { .ival = "crc64",
2799 .oval = VERIFY_CRC64,
2800 .help = "Use crc64 checksums for verification",
2801 },
214e1eca
JA		 2802 { .ival = "crc32",
2803 .oval = VERIFY_CRC32,
2804 .help = "Use crc32 checksums for verification",
2805 },
af497e6a 2806 { .ival = "crc32c-intel",
e3aaafc4
JA		 2807 .oval = VERIFY_CRC32C,
2808 .help = "Use crc32c checksums for verification (hw assisted, if available)",
af497e6a 2809 },
bac39e0e
JA		 2810 { .ival = "crc32c",
2811 .oval = VERIFY_CRC32C,
e3aaafc4 2812 .help = "Use crc32c checksums for verification (hw assisted, if available)",
bac39e0e 2813 },
969f7ed3
JA		 2814 { .ival = "crc16",
2815 .oval = VERIFY_CRC16,
2816 .help = "Use crc16 checksums for verification",
2817 },
1e154bdb
JA		 2818 { .ival = "crc7",
2819 .oval = VERIFY_CRC7,
2820 .help = "Use crc7 checksums for verification",
2821 },
7c353ceb
JA		 2822 { .ival = "sha1",
2823 .oval = VERIFY_SHA1,
2824 .help = "Use sha1 checksums for verification",
2825 },
cd14cc10
JA		 2826 { .ival = "sha256",
2827 .oval = VERIFY_SHA256,
2828 .help = "Use sha256 checksums for verification",
2829 },
2830 { .ival = "sha512",
2831 .oval = VERIFY_SHA512,
2832 .help = "Use sha512 checksums for verification",
ae3a5acc
JA		 2833 },
2834 { .ival = "sha3-224",
2835 .oval = VERIFY_SHA3_224,
2836 .help = "Use sha3-224 checksums for verification",
2837 },
2838 { .ival = "sha3-256",
2839 .oval = VERIFY_SHA3_256,
2840 .help = "Use sha3-256 checksums for verification",
2841 },
2842 { .ival = "sha3-384",
2843 .oval = VERIFY_SHA3_384,
2844 .help = "Use sha3-384 checksums for verification",
2845 },
2846 { .ival = "sha3-512",
2847 .oval = VERIFY_SHA3_512,
2848 .help = "Use sha3-512 checksums for verification",
cd14cc10 2849 },
844ea602
JA		 2850 { .ival = "xxhash",
2851 .oval = VERIFY_XXHASH,
2852 .help = "Use xxhash checksums for verification",
2853 },
b638d82f
RP		 2854 /* Meta information was included into verify_header,
2855 * 'meta' verification is implied by default. */
7437ee87 2856 { .ival = "meta",
b638d82f
RP		 2857 .oval = VERIFY_HDR_ONLY,
2858 .help = "Use io information for verification. "
2859 "Now is implied by default, thus option is obsolete, "
2860 "don't use it",
7437ee87 2861 },
59245381
JA		 2862 { .ival = "pattern",
2863 .oval = VERIFY_PATTERN_NO_HDR,
2864 .help = "Verify strict pattern",
2865 },
36690c9b
JA		 2866 {
2867 .ival = "null",
2868 .oval = VERIFY_NULL,
2869 .help = "Pretend to verify",
2870 },
214e1eca
JA		 2871 },
2872 },
005c565a
JA		 2873 {
2874 .name = "do_verify",
e8b0e958 2875 .lname = "Perform verify step",
68e1f29a 2876 .type = FIO_OPT_BOOL,
a609f12a 2877 .off1 = offsetof(struct thread_options, do_verify),
005c565a
JA		 2878 .help = "Run verification stage after write",
2879 .def = "1",
2880 .parent = "verify",
d71c154c 2881 .hide = 1,
e8b0e958
JA		 2882 .category = FIO_OPT_C_IO,
2883 .group = FIO_OPT_G_VERIFY,
005c565a 2884 },
160b966d
JA		 2885 {
2886 .name = "verifysort",
e8b0e958 2887 .lname = "Verify sort",
f31feaa2 2888 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA		 2889 .category = FIO_OPT_C_IO,
2890 .group = FIO_OPT_G_VERIFY,
160b966d 2891 },
1ae83d45
JA		 2892 {
2893 .name = "verifysort_nr",
cce2fdfe 2894 .lname = "Verify Sort Nr",
f31feaa2 2895 .type = FIO_OPT_SOFT_DEPRECATED,
836fcc0f
JA		 2896 .category = FIO_OPT_C_IO,
2897 .group = FIO_OPT_G_VERIFY,
1ae83d45 2898 },
3f9f4e26 2899 {
a59e170d 2900 .name = "verify_interval",
e8b0e958 2901 .lname = "Verify interval",
e01b22b8 2902 .type = FIO_OPT_INT,
a609f12a 2903 .off1 = offsetof(struct thread_options, verify_interval),
819a9680 2904 .minval = 2 * sizeof(struct verify_header),
a59e170d 2905 .help = "Store verify buffer header every N bytes",
afdf9352 2906 .parent = "verify",
d71c154c 2907 .hide = 1,
20eb06bd 2908 .interval = 2 * sizeof(struct verify_header),
e8b0e958
JA		 2909 .category = FIO_OPT_C_IO,
2910 .group = FIO_OPT_G_VERIFY,
3f9f4e26 2911 },
546a9142 2912 {
a59e170d 2913 .name = "verify_offset",
e8b0e958 2914 .lname = "Verify offset",
e01b22b8 2915 .type = FIO_OPT_INT,
a59e170d 2916 .help = "Offset verify header location by N bytes",
a609f12a 2917 .off1 = offsetof(struct thread_options, verify_offset),
203160d5 2918 .minval = sizeof(struct verify_header),
afdf9352 2919 .parent = "verify",
d71c154c 2920 .hide = 1,
e8b0e958
JA		 2921 .category = FIO_OPT_C_IO,
2922 .group = FIO_OPT_G_VERIFY,
546a9142 2923 },
e28218f3
SL		 2924 {
2925 .name = "verify_pattern",
e8b0e958 2926 .lname = "Verify pattern",
0e92f873 2927 .type = FIO_OPT_STR,
e28218f3 2928 .cb = str_verify_pattern_cb,
a609f12a 2929 .off1 = offsetof(struct thread_options, verify_pattern),
e28218f3
SL		 2930 .help = "Fill pattern for IO buffers",
2931 .parent = "verify",
d71c154c 2932 .hide = 1,
e8b0e958
JA		 2933 .category = FIO_OPT_C_IO,
2934 .group = FIO_OPT_G_VERIFY,
e28218f3 2935 },
a12a3b4d
JA		 2936 {
2937 .name = "verify_fatal",
e8b0e958 2938 .lname = "Verify fatal",
68e1f29a 2939 .type = FIO_OPT_BOOL,
a609f12a 2940 .off1 = offsetof(struct thread_options, verify_fatal),
a12a3b4d
JA		 2941 .def = "0",
2942 .help = "Exit on a single verify failure, don't continue",
2943 .parent = "verify",
d71c154c 2944 .hide = 1,
e8b0e958
JA		 2945 .category = FIO_OPT_C_IO,
2946 .group = FIO_OPT_G_VERIFY,
a12a3b4d 2947 },
b463e936
JA		 2948 {
2949 .name = "verify_dump",
e8b0e958 2950 .lname = "Verify dump",
b463e936 2951 .type = FIO_OPT_BOOL,
a609f12a 2952 .off1 = offsetof(struct thread_options, verify_dump),
ef71e317 2953 .def = "0",
b463e936
JA		 2954 .help = "Dump contents of good and bad blocks on failure",
2955 .parent = "verify",
d71c154c 2956 .hide = 1,
e8b0e958
JA		 2957 .category = FIO_OPT_C_IO,
2958 .group = FIO_OPT_G_VERIFY,
b463e936 2959 },
e8462bd8
JA		 2960 {
2961 .name = "verify_async",
e8b0e958 2962 .lname = "Verify asynchronously",
e8462bd8 2963 .type = FIO_OPT_INT,
a609f12a 2964 .off1 = offsetof(struct thread_options, verify_async),
e8462bd8
JA		 2965 .def = "0",
2966 .help = "Number of async verifier threads to use",
2967 .parent = "verify",
d71c154c 2968 .hide = 1,
e8b0e958
JA		 2969 .category = FIO_OPT_C_IO,
2970 .group = FIO_OPT_G_VERIFY,
e8462bd8 2971 },
9e144189
JA		 2972 {
2973 .name = "verify_backlog",
e8b0e958 2974 .lname = "Verify backlog",
9e144189 2975 .type = FIO_OPT_STR_VAL,
a609f12a 2976 .off1 = offsetof(struct thread_options, verify_backlog),
9e144189
JA		 2977 .help = "Verify after this number of blocks are written",
2978 .parent = "verify",
d71c154c 2979 .hide = 1,
e8b0e958
JA		 2980 .category = FIO_OPT_C_IO,
2981 .group = FIO_OPT_G_VERIFY,
9e144189
JA		 2982 },
2983 {
2984 .name = "verify_backlog_batch",
e8b0e958 2985 .lname = "Verify backlog batch",
9e144189 2986 .type = FIO_OPT_INT,
a609f12a 2987 .off1 = offsetof(struct thread_options, verify_batch),
9e144189 2988 .help = "Verify this number of IO blocks",
0d29de83 2989 .parent = "verify",
d71c154c 2990 .hide = 1,
e8b0e958
JA		 2991 .category = FIO_OPT_C_IO,
2992 .group = FIO_OPT_G_VERIFY,
9e144189 2993 },
e8462bd8
JA		 2994#ifdef FIO_HAVE_CPU_AFFINITY
2995 {
2996 .name = "verify_async_cpus",
e8b0e958 2997 .lname = "Async verify CPUs",
e8462bd8
JA		 2998 .type = FIO_OPT_STR,
2999 .cb = str_verify_cpus_allowed_cb,
a609f12a 3000 .off1 = offsetof(struct thread_options, verify_cpumask),
e8462bd8
JA		 3001 .help = "Set CPUs allowed for async verify threads",
3002 .parent = "verify_async",
d71c154c 3003 .hide = 1,
e8b0e958
JA		 3004 .category = FIO_OPT_C_IO,
3005 .group = FIO_OPT_G_VERIFY,
e8462bd8 3006 },
a275c37a
JA		 3007#else
3008 {
3009 .name = "verify_async_cpus",
3010 .lname = "Async verify CPUs",
3011 .type = FIO_OPT_UNSUPPORTED,
54d0a315 3012 .help = "Your platform does not support CPU affinities",
a275c37a 3013 },
0d29de83 3014#endif
51aa2da8
JA		 3015 {
3016 .name = "experimental_verify",
cce2fdfe 3017 .lname = "Experimental Verify",
a609f12a 3018 .off1 = offsetof(struct thread_options, experimental_verify),
51aa2da8 3019 .type = FIO_OPT_BOOL,
b31eaac9 3020 .help = "Enable experimental verification",
ca09be4b
JA		 3021 .parent = "verify",
3022 .category = FIO_OPT_C_IO,
3023 .group = FIO_OPT_G_VERIFY,
3024 },
3025 {
3026 .name = "verify_state_load",
3027 .lname = "Load verify state",
a609f12a 3028 .off1 = offsetof(struct thread_options, verify_state),
ca09be4b
JA		 3029 .type = FIO_OPT_BOOL,
3030 .help = "Load verify termination state",
3031 .parent = "verify",
3032 .category = FIO_OPT_C_IO,
3033 .group = FIO_OPT_G_VERIFY,
3034 },
3035 {
3036 .name = "verify_state_save",
3037 .lname = "Save verify state",
a609f12a 3038 .off1 = offsetof(struct thread_options, verify_state_save),
ca09be4b
JA		 3039 .type = FIO_OPT_BOOL,
3040 .def = "1",
3041 .help = "Save verify state on termination",
3042 .parent = "verify",
836fcc0f
JA		 3043 .category = FIO_OPT_C_IO,
3044 .group = FIO_OPT_G_VERIFY,
51aa2da8 3045 },
0d29de83
JA		 3046#ifdef FIO_HAVE_TRIM
3047 {
3048 .name = "trim_percentage",
e8b0e958 3049 .lname = "Trim percentage",
0d29de83 3050 .type = FIO_OPT_INT,
a609f12a 3051 .off1 = offsetof(struct thread_options, trim_percentage),
20eb06bd 3052 .minval = 0,
0d29de83 3053 .maxval = 100,
169c098d 3054 .help = "Number of verify blocks to trim (i.e., discard)",
0d29de83
JA		 3055 .parent = "verify",
3056 .def = "0",
20eb06bd 3057 .interval = 1,
d71c154c 3058 .hide = 1,
e8b0e958
JA		 3059 .category = FIO_OPT_C_IO,
3060 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3061 },
3062 {
3063 .name = "trim_verify_zero",
e8b0e958 3064 .lname = "Verify trim zero",
20eb06bd 3065 .type = FIO_OPT_BOOL,
169c098d 3066 .help = "Verify that trimmed (i.e., discarded) blocks are returned as zeroes",
a609f12a 3067 .off1 = offsetof(struct thread_options, trim_zero),
0d29de83 3068 .parent = "trim_percentage",
d71c154c 3069 .hide = 1,
0d29de83 3070 .def = "1",
e8b0e958
JA		 3071 .category = FIO_OPT_C_IO,
3072 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3073 },
3074 {
3075 .name = "trim_backlog",
e8b0e958 3076 .lname = "Trim backlog",
0d29de83 3077 .type = FIO_OPT_STR_VAL,
a609f12a 3078 .off1 = offsetof(struct thread_options, trim_backlog),
0d29de83
JA		 3079 .help = "Trim after this number of blocks are written",
3080 .parent = "trim_percentage",
d71c154c 3081 .hide = 1,
20eb06bd 3082 .interval = 1,
e8b0e958
JA		 3083 .category = FIO_OPT_C_IO,
3084 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3085 },
3086 {
3087 .name = "trim_backlog_batch",
e8b0e958 3088 .lname = "Trim backlog batch",
0d29de83 3089 .type = FIO_OPT_INT,
a609f12a 3090 .off1 = offsetof(struct thread_options, trim_batch),
0d29de83
JA		 3091 .help = "Trim this number of IO blocks",
3092 .parent = "trim_percentage",
d71c154c 3093 .hide = 1,
20eb06bd 3094 .interval = 1,
e8b0e958
JA		 3095 .category = FIO_OPT_C_IO,
3096 .group = FIO_OPT_G_TRIM,
0d29de83 3097 },
a275c37a
JA		 3098#else
3099 {
3100 .name = "trim_percentage",
3101 .lname = "Trim percentage",
3102 .type = FIO_OPT_UNSUPPORTED,
3103 .help = "Fio does not support TRIM on your platform",
3104 },
3105 {
3106 .name = "trim_verify_zero",
3107 .lname = "Verify trim zero",
3108 .type = FIO_OPT_UNSUPPORTED,
3109 .help = "Fio does not support TRIM on your platform",
3110 },
3111 {
3112 .name = "trim_backlog",
3113 .lname = "Trim backlog",
3114 .type = FIO_OPT_UNSUPPORTED,
3115 .help = "Fio does not support TRIM on your platform",
3116 },
3117 {
3118 .name = "trim_backlog_batch",
3119 .lname = "Trim backlog batch",
3120 .type = FIO_OPT_UNSUPPORTED,
3121 .help = "Fio does not support TRIM on your platform",
3122 },
e8462bd8 3123#endif
214e1eca
JA		 3124 {
3125 .name = "write_iolog",
e8b0e958 3126 .lname = "Write I/O log",
214e1eca 3127 .type = FIO_OPT_STR_STORE,
a609f12a 3128 .off1 = offsetof(struct thread_options, write_iolog_file),
214e1eca 3129 .help = "Store IO pattern to file",
e8b0e958
JA		 3130 .category = FIO_OPT_C_IO,
3131 .group = FIO_OPT_G_IOLOG,
214e1eca
JA		 3132 },
3133 {
3134 .name = "read_iolog",
e8b0e958 3135 .lname = "Read I/O log",
214e1eca 3136 .type = FIO_OPT_STR_STORE,
a609f12a 3137 .off1 = offsetof(struct thread_options, read_iolog_file),
214e1eca 3138 .help = "Playback IO pattern from file",
e8b0e958
JA		 3139 .category = FIO_OPT_C_IO,
3140 .group = FIO_OPT_G_IOLOG,
214e1eca 3141 },
98e7161c
AK		 3142 {
3143 .name = "read_iolog_chunked",
3144 .lname = "Read I/O log in parts",
3145 .type = FIO_OPT_BOOL,
3146 .off1 = offsetof(struct thread_options, read_iolog_chunked),
3147 .def = "0",
3148 .parent = "read_iolog",
3149 .help = "Parse IO pattern in chunks",
3150 .category = FIO_OPT_C_IO,
3151 .group = FIO_OPT_G_IOLOG,
3152 },
64bbb865
DN		 3153 {
3154 .name = "replay_no_stall",
e8b0e958 3155 .lname = "Don't stall on replay",
20eb06bd 3156 .type = FIO_OPT_BOOL,
a609f12a 3157 .off1 = offsetof(struct thread_options, no_stall),
64bbb865 3158 .def = "0",
87e7a972 3159 .parent = "read_iolog",
d71c154c 3160 .hide = 1,
64bbb865 3161 .help = "Playback IO pattern file as fast as possible without stalls",
e8b0e958
JA		 3162 .category = FIO_OPT_C_IO,
3163 .group = FIO_OPT_G_IOLOG,
64bbb865 3164 },
d1c46c04
DN		 3165 {
3166 .name = "replay_redirect",
e8b0e958 3167 .lname = "Redirect device for replay",
d1c46c04 3168 .type = FIO_OPT_STR_STORE,
a609f12a 3169 .off1 = offsetof(struct thread_options, replay_redirect),
d1c46c04 3170 .parent = "read_iolog",
d71c154c 3171 .hide = 1,
d1c46c04 3172 .help = "Replay all I/O onto this device, regardless of trace device",
e8b0e958
JA		 3173 .category = FIO_OPT_C_IO,
3174 .group = FIO_OPT_G_IOLOG,
d1c46c04 3175 },
0c63576e
JA		 3176 {
3177 .name = "replay_scale",
3178 .lname = "Replace offset scale factor",
3179 .type = FIO_OPT_INT,
a609f12a 3180 .off1 = offsetof(struct thread_options, replay_scale),
0c63576e
JA		 3181 .parent = "read_iolog",
3182 .def = "1",
3183 .help = "Align offsets to this blocksize",
3184 .category = FIO_OPT_C_IO,
3185 .group = FIO_OPT_G_IOLOG,
3186 },
3187 {
3188 .name = "replay_align",
3189 .lname = "Replace alignment",
3190 .type = FIO_OPT_INT,
a609f12a 3191 .off1 = offsetof(struct thread_options, replay_align),
0c63576e
JA		 3192 .parent = "read_iolog",
3193 .help = "Scale offset down by this factor",
3194 .category = FIO_OPT_C_IO,
3195 .group = FIO_OPT_G_IOLOG,
3196 .pow2 = 1,
3197 },
6dd7fa77
JA		 3198 {
3199 .name = "replay_time_scale",
3200 .lname = "Replay Time Scale",
3201 .type = FIO_OPT_INT,
3202 .off1 = offsetof(struct thread_options, replay_time_scale),
3203 .def = "100",
3204 .minval = 1,
3205 .parent = "read_iolog",
3206 .hide = 1,
3207 .help = "Scale time for replay events",
3208 .category = FIO_OPT_C_IO,
3209 .group = FIO_OPT_G_IOLOG,
3210 },
d7235efb
JA		 3211 {
3212 .name = "replay_skip",
3213 .lname = "Replay Skip",
3214 .type = FIO_OPT_STR,
3215 .cb = str_replay_skip_cb,
3216 .off1 = offsetof(struct thread_options, replay_skip),
3217 .parent = "read_iolog",
3218 .help = "Skip certain IO types (read,write,trim,flush)",
3219 .category = FIO_OPT_C_IO,
3220 .group = FIO_OPT_G_IOLOG,
3221 },
214e1eca
JA		 3222 {
3223 .name = "exec_prerun",
e8b0e958 3224 .lname = "Pre-execute runnable",
214e1eca 3225 .type = FIO_OPT_STR_STORE,
a609f12a 3226 .off1 = offsetof(struct thread_options, exec_prerun),
214e1eca 3227 .help = "Execute this file prior to running job",
e8b0e958
JA		 3228 .category = FIO_OPT_C_GENERAL,
3229 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3230 },
3231 {
3232 .name = "exec_postrun",
e8b0e958 3233 .lname = "Post-execute runnable",
214e1eca 3234 .type = FIO_OPT_STR_STORE,
a609f12a 3235 .off1 = offsetof(struct thread_options, exec_postrun),
214e1eca 3236 .help = "Execute this file after running job",
e8b0e958
JA		 3237 .category = FIO_OPT_C_GENERAL,
3238 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3239 },
3240#ifdef FIO_HAVE_IOSCHED_SWITCH
3241 {
3242 .name = "ioscheduler",
e8b0e958 3243 .lname = "I/O scheduler",
214e1eca 3244 .type = FIO_OPT_STR_STORE,
a609f12a 3245 .off1 = offsetof(struct thread_options, ioscheduler),
214e1eca 3246 .help = "Use this IO scheduler on the backing device",
e8b0e958
JA		 3247 .category = FIO_OPT_C_FILE,
3248 .group = FIO_OPT_G_INVALID,
214e1eca 3249 },
a275c37a
JA		 3250#else
3251 {
3252 .name = "ioscheduler",
3253 .lname = "I/O scheduler",
3254 .type = FIO_OPT_UNSUPPORTED,
3255 .help = "Your platform does not support IO scheduler switching",
3256 },
214e1eca
JA		 3257#endif
3258 {
3259 .name = "zonesize",
e8b0e958 3260 .lname = "Zone size",
214e1eca 3261 .type = FIO_OPT_STR_VAL,
a609f12a 3262 .off1 = offsetof(struct thread_options, zone_size),
ed335855
SN		 3263 .help = "Amount of data to read per zone",
3264 .def = "0",
20eb06bd 3265 .interval = 1024 * 1024,
e8b0e958
JA		 3266 .category = FIO_OPT_C_IO,
3267 .group = FIO_OPT_G_ZONE,
ed335855
SN		 3268 },
3269 {
3270 .name = "zonerange",
e8b0e958 3271 .lname = "Zone range",
ed335855 3272 .type = FIO_OPT_STR_VAL,
a609f12a 3273 .off1 = offsetof(struct thread_options, zone_range),
214e1eca
JA		 3274 .help = "Give size of an IO zone",
3275 .def = "0",
20eb06bd 3276 .interval = 1024 * 1024,
e8b0e958
JA		 3277 .category = FIO_OPT_C_IO,
3278 .group = FIO_OPT_G_ZONE,
214e1eca
JA		 3279 },
3280 {
3281 .name = "zoneskip",
e8b0e958 3282 .lname = "Zone skip",
214e1eca 3283 .type = FIO_OPT_STR_VAL,
a609f12a 3284 .off1 = offsetof(struct thread_options, zone_skip),
214e1eca
JA		 3285 .help = "Space between IO zones",
3286 .def = "0",
20eb06bd 3287 .interval = 1024 * 1024,
e8b0e958
JA		 3288 .category = FIO_OPT_C_IO,
3289 .group = FIO_OPT_G_ZONE,
214e1eca
JA		 3290 },
3291 {
3292 .name = "lockmem",
e8b0e958 3293 .lname = "Lock memory",
214e1eca 3294 .type = FIO_OPT_STR_VAL,
a609f12a 3295 .off1 = offsetof(struct thread_options, lockmem),
81c6b6cd 3296 .help = "Lock down this amount of memory (per worker)",
214e1eca 3297 .def = "0",
20eb06bd 3298 .interval = 1024 * 1024,
e8b0e958
JA		 3299 .category = FIO_OPT_C_GENERAL,
3300 .group = FIO_OPT_G_INVALID,
214e1eca 3301 },
214e1eca
JA		 3302 {
3303 .name = "rwmixread",
e8b0e958 3304 .lname = "Read/write mix read",
214e1eca 3305 .type = FIO_OPT_INT,
cb499fc4 3306 .cb = str_rwmix_read_cb,
a609f12a 3307 .off1 = offsetof(struct thread_options, rwmix[DDIR_READ]),
214e1eca
JA		 3308 .maxval = 100,
3309 .help = "Percentage of mixed workload that is reads",
3310 .def = "50",
20eb06bd 3311 .interval = 5,
90265353 3312 .inverse = "rwmixwrite",
e8b0e958
JA		 3313 .category = FIO_OPT_C_IO,
3314 .group = FIO_OPT_G_RWMIX,
214e1eca
JA		 3315 },
3316 {
3317 .name = "rwmixwrite",
e8b0e958 3318 .lname = "Read/write mix write",
214e1eca 3319 .type = FIO_OPT_INT,
cb499fc4 3320 .cb = str_rwmix_write_cb,
a609f12a 3321 .off1 = offsetof(struct thread_options, rwmix[DDIR_WRITE]),
214e1eca
JA		 3322 .maxval = 100,
3323 .help = "Percentage of mixed workload that is writes",
3324 .def = "50",
20eb06bd 3325 .interval = 5,
90265353 3326 .inverse = "rwmixread",
e8b0e958
JA		 3327 .category = FIO_OPT_C_IO,
3328 .group = FIO_OPT_G_RWMIX,
214e1eca 3329 },
afdf9352
JA		 3330 {
3331 .name = "rwmixcycle",
e8b0e958 3332 .lname = "Read/write mix cycle",
15ca150e 3333 .type = FIO_OPT_DEPRECATED,
e8b0e958
JA		 3334 .category = FIO_OPT_C_IO,
3335 .group = FIO_OPT_G_RWMIX,
afdf9352 3336 },
214e1eca
JA		 3337 {
3338 .name = "nice",
e8b0e958 3339 .lname = "Nice",
214e1eca 3340 .type = FIO_OPT_INT,
a609f12a 3341 .off1 = offsetof(struct thread_options, nice),
214e1eca 3342 .help = "Set job CPU nice value",
11fd6aa8
RC		 3343 .minval = -20,
3344 .maxval = 19,
214e1eca 3345 .def = "0",
20eb06bd 3346 .interval = 1,
e8b0e958 3347 .category = FIO_OPT_C_GENERAL,
10860056 3348 .group = FIO_OPT_G_CRED,
214e1eca
JA		 3349 },
3350#ifdef FIO_HAVE_IOPRIO
3351 {
3352 .name = "prio",
e8b0e958 3353 .lname = "I/O nice priority",
214e1eca 3354 .type = FIO_OPT_INT,
a609f12a 3355 .off1 = offsetof(struct thread_options, ioprio),
214e1eca 3356 .help = "Set job IO priority value",
1767bd34
TK		 3357 .minval = IOPRIO_MIN_PRIO,
3358 .maxval = IOPRIO_MAX_PRIO,
20eb06bd 3359 .interval = 1,
e8b0e958 3360 .category = FIO_OPT_C_GENERAL,
10860056 3361 .group = FIO_OPT_G_CRED,
214e1eca 3362 },
32ef447a
TK		 3363#else
3364 {
3365 .name = "prio",
3366 .lname = "I/O nice priority",
3367 .type = FIO_OPT_UNSUPPORTED,
3368 .help = "Your platform does not support IO priorities",
3369 },
3370#endif
3371#ifdef FIO_HAVE_IOPRIO_CLASS
3372#ifndef FIO_HAVE_IOPRIO
3373#error "FIO_HAVE_IOPRIO_CLASS requires FIO_HAVE_IOPRIO"
3374#endif
214e1eca
JA		 3375 {
3376 .name = "prioclass",
e8b0e958 3377 .lname = "I/O nice priority class",
214e1eca 3378 .type = FIO_OPT_INT,
a609f12a 3379 .off1 = offsetof(struct thread_options, ioprio_class),
214e1eca 3380 .help = "Set job IO priority class",
1767bd34
TK		 3381 .minval = IOPRIO_MIN_PRIO_CLASS,
3382 .maxval = IOPRIO_MAX_PRIO_CLASS,
20eb06bd 3383 .interval = 1,
e8b0e958 3384 .category = FIO_OPT_C_GENERAL,
10860056 3385 .group = FIO_OPT_G_CRED,
214e1eca 3386 },
a275c37a 3387#else
a275c37a
JA		 3388 {
3389 .name = "prioclass",
3390 .lname = "I/O nice priority class",
3391 .type = FIO_OPT_UNSUPPORTED,
32ef447a 3392 .help = "Your platform does not support IO priority classes",
a275c37a 3393 },
214e1eca
JA		 3394#endif
3395 {
3396 .name = "thinktime",
e8b0e958 3397 .lname = "Thinktime",
214e1eca 3398 .type = FIO_OPT_INT,
a609f12a 3399 .off1 = offsetof(struct thread_options, thinktime),
214e1eca
JA		 3400 .help = "Idle time between IO buffers (usec)",
3401 .def = "0",
88038bc7 3402 .is_time = 1,
e8b0e958 3403 .category = FIO_OPT_C_IO,
3ceb458f 3404 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3405 },
3406 {
3407 .name = "thinktime_spin",
e8b0e958 3408 .lname = "Thinktime spin",
214e1eca 3409 .type = FIO_OPT_INT,
a609f12a 3410 .off1 = offsetof(struct thread_options, thinktime_spin),
214e1eca
JA		 3411 .help = "Start think time by spinning this amount (usec)",
3412 .def = "0",
88038bc7 3413 .is_time = 1,
afdf9352 3414 .parent = "thinktime",
d71c154c 3415 .hide = 1,
e8b0e958 3416 .category = FIO_OPT_C_IO,
3ceb458f 3417 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3418 },
3419 {
3420 .name = "thinktime_blocks",
e8b0e958 3421 .lname = "Thinktime blocks",
214e1eca 3422 .type = FIO_OPT_INT,
a609f12a 3423 .off1 = offsetof(struct thread_options, thinktime_blocks),
214e1eca
JA		 3424 .help = "IO buffer period between 'thinktime'",
3425 .def = "1",
afdf9352 3426 .parent = "thinktime",
d71c154c 3427 .hide = 1,
e8b0e958 3428 .category = FIO_OPT_C_IO,
3ceb458f 3429 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3430 },
3431 {
3432 .name = "rate",
e8b0e958 3433 .lname = "I/O rate",
e01b22b8 3434 .type = FIO_OPT_INT,
a609f12a
JA		 3435 .off1 = offsetof(struct thread_options, rate[DDIR_READ]),
3436 .off2 = offsetof(struct thread_options, rate[DDIR_WRITE]),
3437 .off3 = offsetof(struct thread_options, rate[DDIR_TRIM]),
214e1eca 3438 .help = "Set bandwidth rate",
e8b0e958
JA		 3439 .category = FIO_OPT_C_IO,
3440 .group = FIO_OPT_G_RATE,
214e1eca
JA		 3441 },
3442 {
6d428bcd
JA		 3443 .name = "rate_min",
3444 .alias = "ratemin",
e8b0e958 3445 .lname = "I/O min rate",
e01b22b8 3446 .type = FIO_OPT_INT,
a609f12a
JA		 3447 .off1 = offsetof(struct thread_options, ratemin[DDIR_READ]),
3448 .off2 = offsetof(struct thread_options, ratemin[DDIR_WRITE]),
3449 .off3 = offsetof(struct thread_options, ratemin[DDIR_TRIM]),
4e991c23 3450 .help = "Job must meet this rate or it will be shutdown",
afdf9352 3451 .parent = "rate",
d71c154c 3452 .hide = 1,
e8b0e958
JA		 3453 .category = FIO_OPT_C_IO,
3454 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3455 },
3456 {
3457 .name = "rate_iops",
e8b0e958 3458 .lname = "I/O rate IOPS",
e01b22b8 3459 .type = FIO_OPT_INT,
a609f12a
JA		 3460 .off1 = offsetof(struct thread_options, rate_iops[DDIR_READ]),
3461 .off2 = offsetof(struct thread_options, rate_iops[DDIR_WRITE]),
3462 .off3 = offsetof(struct thread_options, rate_iops[DDIR_TRIM]),
4e991c23 3463 .help = "Limit IO used to this number of IO operations/sec",
d71c154c 3464 .hide = 1,
e8b0e958
JA		 3465 .category = FIO_OPT_C_IO,
3466 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3467 },
3468 {
3469 .name = "rate_iops_min",
e8b0e958 3470 .lname = "I/O min rate IOPS",
e01b22b8 3471 .type = FIO_OPT_INT,
a609f12a
JA		 3472 .off1 = offsetof(struct thread_options, rate_iops_min[DDIR_READ]),
3473 .off2 = offsetof(struct thread_options, rate_iops_min[DDIR_WRITE]),
3474 .off3 = offsetof(struct thread_options, rate_iops_min[DDIR_TRIM]),
03e20d68 3475 .help = "Job must meet this rate or it will be shut down",
afdf9352 3476 .parent = "rate_iops",
d71c154c 3477 .hide = 1,
e8b0e958
JA		 3478 .category = FIO_OPT_C_IO,
3479 .group = FIO_OPT_G_RATE,
214e1eca 3480 },
ff6bb260 3481 {
6de65959
JA		 3482 .name = "rate_process",
3483 .lname = "Rate Process",
3484 .type = FIO_OPT_STR,
a609f12a 3485 .off1 = offsetof(struct thread_options, rate_process),
6de65959
JA		 3486 .help = "What process controls how rated IO is managed",
3487 .def = "linear",
ff6bb260
SL		 3488 .category = FIO_OPT_C_IO,
3489 .group = FIO_OPT_G_RATE,
6de65959
JA		 3490 .posval = {
3491 { .ival = "linear",
3492 .oval = RATE_PROCESS_LINEAR,
3493 .help = "Linear rate of IO",
3494 },
3495 {
3496 .ival = "poisson",
3497 .oval = RATE_PROCESS_POISSON,
3498 .help = "Rate follows Poisson process",
3499 },
3500 },
3501 .parent = "rate",
ff6bb260 3502 },
214e1eca 3503 {
6d428bcd
JA		 3504 .name = "rate_cycle",
3505 .alias = "ratecycle",
e8b0e958 3506 .lname = "I/O rate cycle",
214e1eca 3507 .type = FIO_OPT_INT,
a609f12a 3508 .off1 = offsetof(struct thread_options, ratecycle),
214e1eca
JA		 3509 .help = "Window average for rate limits (msec)",
3510 .def = "1000",
afdf9352 3511 .parent = "rate",
d71c154c 3512 .hide = 1,
e8b0e958
JA		 3513 .category = FIO_OPT_C_IO,
3514 .group = FIO_OPT_G_RATE,
214e1eca 3515 },
1a9bf814
JA		 3516 {
3517 .name = "rate_ignore_thinktime",
3518 .lname = "Rate ignore thinktime",
3519 .type = FIO_OPT_BOOL,
3520 .off1 = offsetof(struct thread_options, rate_ign_think),
3521 .help = "Rated IO ignores thinktime settings",
3522 .parent = "rate",
3523 .category = FIO_OPT_C_IO,
3524 .group = FIO_OPT_G_RATE,
3525 },
15501535
JA		 3526 {
3527 .name = "max_latency",
dd97d866 3528 .lname = "Max Latency (usec)",
6c3fb04c 3529 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3530 .off1 = offsetof(struct thread_options, max_latency),
15501535 3531 .help = "Maximum tolerated IO latency (usec)",
88038bc7 3532 .is_time = 1,
1e5324e7 3533 .category = FIO_OPT_C_IO,
3e260a46
JA		 3534 .group = FIO_OPT_G_LATPROF,
3535 },
3536 {
3537 .name = "latency_target",
3538 .lname = "Latency Target (usec)",
3539 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3540 .off1 = offsetof(struct thread_options, latency_target),
3e260a46 3541 .help = "Ramp to max queue depth supporting this latency",
88038bc7 3542 .is_time = 1,
3e260a46
JA		 3543 .category = FIO_OPT_C_IO,
3544 .group = FIO_OPT_G_LATPROF,
3545 },
3546 {
3547 .name = "latency_window",
3548 .lname = "Latency Window (usec)",
3549 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3550 .off1 = offsetof(struct thread_options, latency_window),
3e260a46 3551 .help = "Time to sustain latency_target",
88038bc7 3552 .is_time = 1,
3e260a46
JA		 3553 .category = FIO_OPT_C_IO,
3554 .group = FIO_OPT_G_LATPROF,
3555 },
3556 {
3557 .name = "latency_percentile",
3558 .lname = "Latency Percentile",
3559 .type = FIO_OPT_FLOAT_LIST,
a609f12a 3560 .off1 = offsetof(struct thread_options, latency_percentile),
3e260a46
JA		 3561 .help = "Percentile of IOs must be below latency_target",
3562 .def = "100",
3563 .maxlen = 1,
3564 .minfp = 0.0,
3565 .maxfp = 100.0,
3566 .category = FIO_OPT_C_IO,
3567 .group = FIO_OPT_G_LATPROF,
15501535 3568 },
214e1eca
JA		 3569 {
3570 .name = "invalidate",
e8b0e958 3571 .lname = "Cache invalidate",
214e1eca 3572 .type = FIO_OPT_BOOL,
a609f12a 3573 .off1 = offsetof(struct thread_options, invalidate_cache),
214e1eca
JA		 3574 .help = "Invalidate buffer/page cache prior to running job",
3575 .def = "1",
e8b0e958 3576 .category = FIO_OPT_C_IO,
3ceb458f 3577 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 3578 },
3579 {
3580 .name = "sync",
e8b0e958 3581 .lname = "Synchronous I/O",
214e1eca 3582 .type = FIO_OPT_BOOL,
a609f12a 3583 .off1 = offsetof(struct thread_options, sync_io),
214e1eca
JA		 3584 .help = "Use O_SYNC for buffered writes",
3585 .def = "0",
67a1000f 3586 .parent = "buffered",
d71c154c 3587 .hide = 1,
e8b0e958 3588 .category = FIO_OPT_C_IO,
3ceb458f 3589 .group = FIO_OPT_G_IO_TYPE,
214e1eca 3590 },
ae8e559e
JA		 3591#ifdef FIO_HAVE_WRITE_HINT
3592 {
3593 .name = "write_hint",
3594 .lname = "Write hint",
3595 .type = FIO_OPT_STR,
3596 .off1 = offsetof(struct thread_options, write_hint),
3597 .help = "Set expected write life time",
3598 .category = FIO_OPT_C_ENGINE,
3599 .group = FIO_OPT_G_INVALID,
3600 .posval = {
3601 { .ival = "none",
3602 .oval = RWH_WRITE_LIFE_NONE,
3603 },
3604 { .ival = "short",
3605 .oval = RWH_WRITE_LIFE_SHORT,
3606 },
3607 { .ival = "medium",
3608 .oval = RWH_WRITE_LIFE_MEDIUM,
3609 },
3610 { .ival = "long",
3611 .oval = RWH_WRITE_LIFE_LONG,
3612 },
3613 { .ival = "extreme",
3614 .oval = RWH_WRITE_LIFE_EXTREME,
3615 },
3616 },
3617 },
3618#endif
214e1eca
JA		 3619 {
3620 .name = "create_serialize",
e8b0e958 3621 .lname = "Create serialize",
214e1eca 3622 .type = FIO_OPT_BOOL,
a609f12a 3623 .off1 = offsetof(struct thread_options, create_serialize),
c2b8035f 3624 .help = "Serialize creation of job files",
214e1eca 3625 .def = "1",
e8b0e958
JA		 3626 .category = FIO_OPT_C_FILE,
3627 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3628 },
3629 {
3630 .name = "create_fsync",
e8b0e958 3631 .lname = "Create fsync",
214e1eca 3632 .type = FIO_OPT_BOOL,
a609f12a 3633 .off1 = offsetof(struct thread_options, create_fsync),
03e20d68 3634 .help = "fsync file after creation",
214e1eca 3635 .def = "1",
e8b0e958
JA		 3636 .category = FIO_OPT_C_FILE,
3637 .group = FIO_OPT_G_INVALID,
214e1eca 3638 },
814452bd
JA		 3639 {
3640 .name = "create_on_open",
e8b0e958 3641 .lname = "Create on open",
814452bd 3642 .type = FIO_OPT_BOOL,
a609f12a 3643 .off1 = offsetof(struct thread_options, create_on_open),
814452bd
JA		 3644 .help = "Create files when they are opened for IO",
3645 .def = "0",
e8b0e958
JA		 3646 .category = FIO_OPT_C_FILE,
3647 .group = FIO_OPT_G_INVALID,
814452bd 3648 },
25460cf6
JA		 3649 {
3650 .name = "create_only",
cce2fdfe 3651 .lname = "Create Only",
25460cf6 3652 .type = FIO_OPT_BOOL,
a609f12a 3653 .off1 = offsetof(struct thread_options, create_only),
25460cf6 3654 .help = "Only perform file creation phase",
d17fda71 3655 .category = FIO_OPT_C_FILE,
25460cf6
JA		 3656 .def = "0",
3657 },
2378826d
JA		 3658 {
3659 .name = "allow_file_create",
e81ecca3 3660 .lname = "Allow file create",
2378826d 3661 .type = FIO_OPT_BOOL,
a609f12a 3662 .off1 = offsetof(struct thread_options, allow_create),
2378826d
JA		 3663 .help = "Permit fio to create files, if they don't exist",
3664 .def = "1",
3665 .category = FIO_OPT_C_FILE,
3666 .group = FIO_OPT_G_FILENAME,
3667 },
e81ecca3
JA		 3668 {
3669 .name = "allow_mounted_write",
3670 .lname = "Allow mounted write",
3671 .type = FIO_OPT_BOOL,
a609f12a 3672 .off1 = offsetof(struct thread_options, allow_mounted_write),
e81ecca3
JA		 3673 .help = "Allow writes to a mounted partition",
3674 .def = "0",
3675 .category = FIO_OPT_C_FILE,
3676 .group = FIO_OPT_G_FILENAME,
3677 },
0b9d69ec 3678 {
afad68f7 3679 .name = "pre_read",
e8b0e958 3680 .lname = "Pre-read files",
afad68f7 3681 .type = FIO_OPT_BOOL,
a609f12a 3682 .off1 = offsetof(struct thread_options, pre_read),
03e20d68 3683 .help = "Pre-read files before starting official testing",
afad68f7 3684 .def = "0",
e8b0e958
JA		 3685 .category = FIO_OPT_C_FILE,
3686 .group = FIO_OPT_G_INVALID,
afad68f7 3687 },
214e1eca
JA		 3688#ifdef FIO_HAVE_CPU_AFFINITY
3689 {
3690 .name = "cpumask",
e8b0e958 3691 .lname = "CPU mask",
214e1eca
JA		 3692 .type = FIO_OPT_INT,
3693 .cb = str_cpumask_cb,
a609f12a 3694 .off1 = offsetof(struct thread_options, cpumask),
214e1eca 3695 .help = "CPU affinity mask",
e8b0e958 3696 .category = FIO_OPT_C_GENERAL,
10860056 3697 .group = FIO_OPT_G_CRED,
214e1eca 3698 },
d2e268b0
JA		 3699 {
3700 .name = "cpus_allowed",
e8b0e958 3701 .lname = "CPUs allowed",
d2e268b0
JA		 3702 .type = FIO_OPT_STR,
3703 .cb = str_cpus_allowed_cb,
a609f12a 3704 .off1 = offsetof(struct thread_options, cpumask),
d2e268b0 3705 .help = "Set CPUs allowed",
e8b0e958 3706 .category = FIO_OPT_C_GENERAL,
10860056 3707 .group = FIO_OPT_G_CRED,
d2e268b0 3708 },
c2acfbac
JA		 3709 {
3710 .name = "cpus_allowed_policy",
3711 .lname = "CPUs allowed distribution policy",
3712 .type = FIO_OPT_STR,
a609f12a 3713 .off1 = offsetof(struct thread_options, cpus_allowed_policy),
c2acfbac
JA		 3714 .help = "Distribution policy for cpus_allowed",
3715 .parent = "cpus_allowed",
3716 .prio = 1,
3717 .posval = {
3718 { .ival = "shared",
3719 .oval = FIO_CPUS_SHARED,
3720 .help = "Mask shared between threads",
3721 },
3722 { .ival = "split",
3723 .oval = FIO_CPUS_SPLIT,
3724 .help = "Mask split between threads",
3725 },
3726 },
3727 .category = FIO_OPT_C_GENERAL,
3728 .group = FIO_OPT_G_CRED,
3729 },
a275c37a
JA		 3730#else
3731 {
3732 .name = "cpumask",
3733 .lname = "CPU mask",
3734 .type = FIO_OPT_UNSUPPORTED,
3735 .help = "Your platform does not support CPU affinities",
3736 },
3737 {
3738 .name = "cpus_allowed",
3739 .lname = "CPUs allowed",
3740 .type = FIO_OPT_UNSUPPORTED,
3741 .help = "Your platform does not support CPU affinities",
3742 },
3743 {
3744 .name = "cpus_allowed_policy",
3745 .lname = "CPUs allowed distribution policy",
3746 .type = FIO_OPT_UNSUPPORTED,
3747 .help = "Your platform does not support CPU affinities",
3748 },
d0b937ed 3749#endif
67bf9823 3750#ifdef CONFIG_LIBNUMA
d0b937ed
YR		 3751 {
3752 .name = "numa_cpu_nodes",
cce2fdfe 3753 .lname = "NUMA CPU Nodes",
d0b937ed
YR		 3754 .type = FIO_OPT_STR,
3755 .cb = str_numa_cpunodes_cb,
a609f12a 3756 .off1 = offsetof(struct thread_options, numa_cpunodes),
d0b937ed 3757 .help = "NUMA CPU nodes bind",
6be54b2d
JA		 3758 .category = FIO_OPT_C_GENERAL,
3759 .group = FIO_OPT_G_INVALID,
d0b937ed
YR		 3760 },
3761 {
3762 .name = "numa_mem_policy",
cce2fdfe 3763 .lname = "NUMA Memory Policy",
d0b937ed
YR		 3764 .type = FIO_OPT_STR,
3765 .cb = str_numa_mpol_cb,
a609f12a 3766 .off1 = offsetof(struct thread_options, numa_memnodes),
d0b937ed 3767 .help = "NUMA memory policy setup",
6be54b2d
JA		 3768 .category = FIO_OPT_C_GENERAL,
3769 .group = FIO_OPT_G_INVALID,
d0b937ed 3770 },
a275c37a
JA		 3771#else
3772 {
3773 .name = "numa_cpu_nodes",
3774 .lname = "NUMA CPU Nodes",
3775 .type = FIO_OPT_UNSUPPORTED,
3776 .help = "Build fio with libnuma-dev(el) to enable this option",
3777 },
3778 {
3779 .name = "numa_mem_policy",
3780 .lname = "NUMA Memory Policy",
3781 .type = FIO_OPT_UNSUPPORTED,
3782 .help = "Build fio with libnuma-dev(el) to enable this option",
3783 },
03553853
YR		 3784#endif
3785#ifdef CONFIG_CUDA
3786 {
3787 .name = "gpu_dev_id",
3788 .lname = "GPU device ID",
3789 .type = FIO_OPT_INT,
3790 .off1 = offsetof(struct thread_options, gpu_dev_id),
3791 .help = "Set GPU device ID for GPUDirect RDMA",
3792 .def = "0",
3793 .category = FIO_OPT_C_GENERAL,
3794 .group = FIO_OPT_G_INVALID,
3795 },
214e1eca
JA		 3796#endif
3797 {
3798 .name = "end_fsync",
e8b0e958 3799 .lname = "End fsync",
214e1eca 3800 .type = FIO_OPT_BOOL,
a609f12a 3801 .off1 = offsetof(struct thread_options, end_fsync),
214e1eca
JA		 3802 .help = "Include fsync at the end of job",
3803 .def = "0",
e8b0e958
JA		 3804 .category = FIO_OPT_C_FILE,
3805 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3806 },
3807 {
3808 .name = "fsync_on_close",
e8b0e958 3809 .lname = "Fsync on close",
214e1eca 3810 .type = FIO_OPT_BOOL,
a609f12a 3811 .off1 = offsetof(struct thread_options, fsync_on_close),
214e1eca
JA		 3812 .help = "fsync files on close",
3813 .def = "0",
e8b0e958
JA		 3814 .category = FIO_OPT_C_FILE,
3815 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3816 },
3817 {
3818 .name = "unlink",
e8b0e958 3819 .lname = "Unlink file",
214e1eca 3820 .type = FIO_OPT_BOOL,
a609f12a 3821 .off1 = offsetof(struct thread_options, unlink),
214e1eca
JA		 3822 .help = "Unlink created files after job has completed",
3823 .def = "0",
e8b0e958
JA		 3824 .category = FIO_OPT_C_FILE,
3825 .group = FIO_OPT_G_INVALID,
214e1eca 3826 },
39c1c323 3827 {
3828 .name = "unlink_each_loop",
3829 .lname = "Unlink file after each loop of a job",
3830 .type = FIO_OPT_BOOL,
a609f12a 3831 .off1 = offsetof(struct thread_options, unlink_each_loop),
39c1c323 3832 .help = "Unlink created files after each loop in a job has completed",
3833 .def = "0",
3834 .category = FIO_OPT_C_FILE,
3835 .group = FIO_OPT_G_INVALID,
3836 },
214e1eca
JA		 3837 {
3838 .name = "exitall",
e8b0e958 3839 .lname = "Exit-all on terminate",
214e1eca
JA		 3840 .type = FIO_OPT_STR_SET,
3841 .cb = str_exitall_cb,
3842 .help = "Terminate all jobs when one exits",
e8b0e958 3843 .category = FIO_OPT_C_GENERAL,
a1f6afec 3844 .group = FIO_OPT_G_PROCESS,
214e1eca 3845 },
f9cafb12
JA		 3846 {
3847 .name = "exitall_on_error",
3848 .lname = "Exit-all on terminate in error",
78abcf9b 3849 .type = FIO_OPT_STR_SET,
a609f12a 3850 .off1 = offsetof(struct thread_options, exitall_error),
f9cafb12
JA		 3851 .help = "Terminate all jobs when one exits in error",
3852 .category = FIO_OPT_C_GENERAL,
3853 .group = FIO_OPT_G_PROCESS,
3854 },
214e1eca
JA		 3855 {
3856 .name = "stonewall",
e8b0e958 3857 .lname = "Wait for previous",
d392365e 3858 .alias = "wait_for_previous",
214e1eca 3859 .type = FIO_OPT_STR_SET,
a609f12a 3860 .off1 = offsetof(struct thread_options, stonewall),
214e1eca 3861 .help = "Insert a hard barrier between this job and previous",
e8b0e958 3862 .category = FIO_OPT_C_GENERAL,
a1f6afec 3863 .group = FIO_OPT_G_PROCESS,
214e1eca 3864 },
b3d62a75
JA		 3865 {
3866 .name = "new_group",
e8b0e958 3867 .lname = "New group",
b3d62a75 3868 .type = FIO_OPT_STR_SET,
a609f12a 3869 .off1 = offsetof(struct thread_options, new_group),
b3d62a75 3870 .help = "Mark the start of a new group (for reporting)",
e8b0e958 3871 .category = FIO_OPT_C_GENERAL,
a1f6afec 3872 .group = FIO_OPT_G_PROCESS,
b3d62a75 3873 },
214e1eca
JA		 3874 {
3875 .name = "thread",
e8b0e958 3876 .lname = "Thread",
214e1eca 3877 .type = FIO_OPT_STR_SET,
a609f12a 3878 .off1 = offsetof(struct thread_options, use_thread),
20eb06bd 3879 .help = "Use threads instead of processes",
c8931876
JA		 3880#ifdef CONFIG_NO_SHM
3881 .def = "1",
3882 .no_warn_def = 1,
3883#endif
e8b0e958 3884 .category = FIO_OPT_C_GENERAL,
a1f6afec 3885 .group = FIO_OPT_G_PROCESS,
214e1eca 3886 },
3a5db920
JA		 3887 {
3888 .name = "per_job_logs",
cce2fdfe 3889 .lname = "Per Job Logs",
3a5db920 3890 .type = FIO_OPT_BOOL,
a609f12a 3891 .off1 = offsetof(struct thread_options, per_job_logs),
3a5db920
JA		 3892 .help = "Include job number in generated log files or not",
3893 .def = "1",
3894 .category = FIO_OPT_C_LOG,
3895 .group = FIO_OPT_G_INVALID,
3896 },
214e1eca
JA		 3897 {
3898 .name = "write_bw_log",
e8b0e958 3899 .lname = "Write bandwidth log",
dded427c 3900 .type = FIO_OPT_STR,
a609f12a 3901 .off1 = offsetof(struct thread_options, bw_log_file),
dded427c 3902 .cb = str_write_bw_log_cb,
214e1eca 3903 .help = "Write log of bandwidth during run",
e8b0e958
JA		 3904 .category = FIO_OPT_C_LOG,
3905 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3906 },
3907 {
3908 .name = "write_lat_log",
e8b0e958 3909 .lname = "Write latency log",
dded427c 3910 .type = FIO_OPT_STR,
a609f12a 3911 .off1 = offsetof(struct thread_options, lat_log_file),
dded427c 3912 .cb = str_write_lat_log_cb,
214e1eca 3913 .help = "Write log of latency during run",
e8b0e958
JA		 3914 .category = FIO_OPT_C_LOG,
3915 .group = FIO_OPT_G_INVALID,
214e1eca 3916 },
c8eeb9df
JA		 3917 {
3918 .name = "write_iops_log",
e8b0e958 3919 .lname = "Write IOPS log",
dded427c 3920 .type = FIO_OPT_STR,
a609f12a 3921 .off1 = offsetof(struct thread_options, iops_log_file),
dded427c 3922 .cb = str_write_iops_log_cb,
c8eeb9df 3923 .help = "Write log of IOPS during run",
e8b0e958
JA		 3924 .category = FIO_OPT_C_LOG,
3925 .group = FIO_OPT_G_INVALID,
c8eeb9df 3926 },
b8bc8cba
JA		 3927 {
3928 .name = "log_avg_msec",
e8b0e958 3929 .lname = "Log averaging (msec)",
b8bc8cba 3930 .type = FIO_OPT_INT,
a609f12a 3931 .off1 = offsetof(struct thread_options, log_avg_msec),
b8bc8cba
JA		 3932 .help = "Average bw/iops/lat logs over this period of time",
3933 .def = "0",
e8b0e958 3934 .category = FIO_OPT_C_LOG,
1e613c9c
KC		 3935 .group = FIO_OPT_G_INVALID,
3936 },
3937 {
3938 .name = "log_hist_msec",
3939 .lname = "Log histograms (msec)",
3940 .type = FIO_OPT_INT,
a609f12a 3941 .off1 = offsetof(struct thread_options, log_hist_msec),
1e613c9c
KC		 3942 .help = "Dump completion latency histograms at frequency of this time value",
3943 .def = "0",
3944 .category = FIO_OPT_C_LOG,
3945 .group = FIO_OPT_G_INVALID,
3946 },
3947 {
3948 .name = "log_hist_coarseness",
3949 .lname = "Histogram logs coarseness",
3950 .type = FIO_OPT_INT,
a609f12a 3951 .off1 = offsetof(struct thread_options, log_hist_coarseness),
1e613c9c
KC		 3952 .help = "Integer in range [0,6]. Higher coarseness outputs"
3953 " fewer histogram bins per sample. The number of bins for"
3954 " these are [1216, 608, 304, 152, 76, 38, 19] respectively.",
3955 .def = "0",
3956 .category = FIO_OPT_C_LOG,
3957 .group = FIO_OPT_G_INVALID,
3958 },
3959 {
3960 .name = "write_hist_log",
3961 .lname = "Write latency histogram logs",
dded427c 3962 .type = FIO_OPT_STR,
a609f12a 3963 .off1 = offsetof(struct thread_options, hist_log_file),
dded427c 3964 .cb = str_write_hist_log_cb,
1e613c9c
KC		 3965 .help = "Write log of latency histograms during run",
3966 .category = FIO_OPT_C_LOG,
e8b0e958 3967 .group = FIO_OPT_G_INVALID,
b8bc8cba 3968 },
e6989e10
JA		 3969 {
3970 .name = "log_max_value",
3971 .lname = "Log maximum instead of average",
3972 .type = FIO_OPT_BOOL,
a609f12a 3973 .off1 = offsetof(struct thread_options, log_max),
e6989e10
JA		 3974 .help = "Log max sample in a window instead of average",
3975 .def = "0",
3976 .category = FIO_OPT_C_LOG,
3977 .group = FIO_OPT_G_INVALID,
3978 },
ae588852
JA		 3979 {
3980 .name = "log_offset",
3981 .lname = "Log offset of IO",
3982 .type = FIO_OPT_BOOL,
a609f12a 3983 .off1 = offsetof(struct thread_options, log_offset),
ae588852
JA		 3984 .help = "Include offset of IO for each log entry",
3985 .def = "0",
3986 .category = FIO_OPT_C_LOG,
3987 .group = FIO_OPT_G_INVALID,
3988 },
aee2ab67
JA		 3989#ifdef CONFIG_ZLIB
3990 {
3991 .name = "log_compression",
3992 .lname = "Log compression",
3993 .type = FIO_OPT_INT,
a609f12a 3994 .off1 = offsetof(struct thread_options, log_gz),
aee2ab67 3995 .help = "Log in compressed chunks of this size",
9919b27b 3996 .minval = 1024ULL,
aee2ab67
JA		 3997 .maxval = 512 * 1024 * 1024ULL,
3998 .category = FIO_OPT_C_LOG,
3999 .group = FIO_OPT_G_INVALID,
4000 },
c08f9fe2
JA		 4001#ifdef FIO_HAVE_CPU_AFFINITY
4002 {
4003 .name = "log_compression_cpus",
4004 .lname = "Log Compression CPUs",
4005 .type = FIO_OPT_STR,
4006 .cb = str_log_cpus_allowed_cb,
a609f12a 4007 .off1 = offsetof(struct thread_options, log_gz_cpumask),
c08f9fe2
JA		 4008 .parent = "log_compression",
4009 .help = "Limit log compression to these CPUs",
4010 .category = FIO_OPT_C_LOG,
4011 .group = FIO_OPT_G_INVALID,
4012 },
a275c37a
JA		 4013#else
4014 {
4015 .name = "log_compression_cpus",
4016 .lname = "Log Compression CPUs",
4017 .type = FIO_OPT_UNSUPPORTED,
4018 .help = "Your platform does not support CPU affinities",
4019 },
c08f9fe2 4020#endif
b26317c9
JA		 4021 {
4022 .name = "log_store_compressed",
4023 .lname = "Log store compressed",
4024 .type = FIO_OPT_BOOL,
a609f12a 4025 .off1 = offsetof(struct thread_options, log_gz_store),
b26317c9
JA		 4026 .help = "Store logs in a compressed format",
4027 .category = FIO_OPT_C_LOG,
4028 .group = FIO_OPT_G_INVALID,
4029 },
a275c37a
JA		 4030#else
4031 {
4032 .name = "log_compression",
4033 .lname = "Log compression",
4034 .type = FIO_OPT_UNSUPPORTED,
4035 .help = "Install libz-dev(el) to get compression support",
4036 },
4037 {
4038 .name = "log_store_compressed",
4039 .lname = "Log store compressed",
4040 .type = FIO_OPT_UNSUPPORTED,
4041 .help = "Install libz-dev(el) to get compression support",
4042 },
aee2ab67 4043#endif
3aea75b1
KC		 4044 {
4045 .name = "log_unix_epoch",
4046 .lname = "Log epoch unix",
4047 .type = FIO_OPT_BOOL,
4048 .off1 = offsetof(struct thread_options, log_unix_epoch),
4049 .help = "Use Unix time in log files",
4050 .category = FIO_OPT_C_LOG,
4051 .group = FIO_OPT_G_INVALID,
4052 },
66347cfa
DE		 4053 {
4054 .name = "block_error_percentiles",
4055 .lname = "Block error percentiles",
4056 .type = FIO_OPT_BOOL,
a609f12a 4057 .off1 = offsetof(struct thread_options, block_error_hist),
66347cfa
DE		 4058 .help = "Record trim block errors and make a histogram",
4059 .def = "0",
4060 .category = FIO_OPT_C_LOG,
4061 .group = FIO_OPT_G_INVALID,
4062 },
c504ee55
JA		 4063 {
4064 .name = "bwavgtime",
4065 .lname = "Bandwidth average time",
4066 .type = FIO_OPT_INT,
a609f12a 4067 .off1 = offsetof(struct thread_options, bw_avg_time),
c504ee55
JA		 4068 .help = "Time window over which to calculate bandwidth"
4069 " (msec)",
4070 .def = "500",
4071 .parent = "write_bw_log",
4072 .hide = 1,
4073 .interval = 100,
4074 .category = FIO_OPT_C_LOG,
4075 .group = FIO_OPT_G_INVALID,
4076 },
4077 {
4078 .name = "iopsavgtime",
4079 .lname = "IOPS average time",
4080 .type = FIO_OPT_INT,
a609f12a 4081 .off1 = offsetof(struct thread_options, iops_avg_time),
c504ee55
JA		 4082 .help = "Time window over which to calculate IOPS (msec)",
4083 .def = "500",
4084 .parent = "write_iops_log",
4085 .hide = 1,
4086 .interval = 100,
4087 .category = FIO_OPT_C_LOG,
4088 .group = FIO_OPT_G_INVALID,
4089 },
214e1eca
JA		 4090 {
4091 .name = "group_reporting",
e8b0e958 4092 .lname = "Group reporting",
d2507043 4093 .type = FIO_OPT_STR_SET,
a609f12a 4094 .off1 = offsetof(struct thread_options, group_reporting),
214e1eca 4095 .help = "Do reporting on a per-group basis",
10860056 4096 .category = FIO_OPT_C_STAT,
e8b0e958 4097 .group = FIO_OPT_G_INVALID,
214e1eca 4098 },
8243be59
JA		 4099 {
4100 .name = "stats",
4101 .lname = "Stats",
4102 .type = FIO_OPT_BOOL,
4103 .off1 = offsetof(struct thread_options, stats),
4104 .help = "Enable collection of stats",
4105 .def = "1",
4106 .category = FIO_OPT_C_STAT,
4107 .group = FIO_OPT_G_INVALID,
4108 },
e9459e5a
JA		 4109 {
4110 .name = "zero_buffers",
e8b0e958 4111 .lname = "Zero I/O buffers",
e9459e5a 4112 .type = FIO_OPT_STR_SET,
a609f12a 4113 .off1 = offsetof(struct thread_options, zero_buffers),
e9459e5a 4114 .help = "Init IO buffers to all zeroes",
e8b0e958 4115 .category = FIO_OPT_C_IO,
3ceb458f 4116 .group = FIO_OPT_G_IO_BUF,
e9459e5a 4117 },
5973cafb
JA		 4118 {
4119 .name = "refill_buffers",
e8b0e958 4120 .lname = "Refill I/O buffers",
5973cafb 4121 .type = FIO_OPT_STR_SET,
a609f12a 4122 .off1 = offsetof(struct thread_options, refill_buffers),
5973cafb 4123 .help = "Refill IO buffers on every IO submit",
e8b0e958 4124 .category = FIO_OPT_C_IO,
3ceb458f 4125 .group = FIO_OPT_G_IO_BUF,
5973cafb 4126 },
fd68418e
JA		 4127 {
4128 .name = "scramble_buffers",
e8b0e958 4129 .lname = "Scramble I/O buffers",
fd68418e 4130 .type = FIO_OPT_BOOL,
a609f12a 4131 .off1 = offsetof(struct thread_options, scramble_buffers),
fd68418e
JA		 4132 .help = "Slightly scramble buffers on every IO submit",
4133 .def = "1",
e8b0e958 4134 .category = FIO_OPT_C_IO,
3ceb458f 4135 .group = FIO_OPT_G_IO_BUF,
fd68418e 4136 },
ce35b1ec
JA		 4137 {
4138 .name = "buffer_pattern",
4139 .lname = "Buffer pattern",
4140 .type = FIO_OPT_STR,
4141 .cb = str_buffer_pattern_cb,
a609f12a 4142 .off1 = offsetof(struct thread_options, buffer_pattern),
ce35b1ec
JA		 4143 .help = "Fill pattern for IO buffers",
4144 .category = FIO_OPT_C_IO,
4145 .group = FIO_OPT_G_IO_BUF,
4146 },
9c42684e
JA		 4147 {
4148 .name = "buffer_compress_percentage",
e8b0e958 4149 .lname = "Buffer compression percentage",
9c42684e 4150 .type = FIO_OPT_INT,
bedc9dc2 4151 .cb = str_buffer_compress_cb,
a609f12a 4152 .off1 = offsetof(struct thread_options, compress_percentage),
9c42684e 4153 .maxval = 100,
e7f5de90 4154 .minval = 0,
9c42684e 4155 .help = "How compressible the buffer is (approximately)",
20eb06bd 4156 .interval = 5,
e8b0e958 4157 .category = FIO_OPT_C_IO,
3ceb458f 4158 .group = FIO_OPT_G_IO_BUF,
9c42684e 4159 },
f97a43a1
JA		 4160 {
4161 .name = "buffer_compress_chunk",
e8b0e958 4162 .lname = "Buffer compression chunk size",
f97a43a1 4163 .type = FIO_OPT_INT,
a609f12a 4164 .off1 = offsetof(struct thread_options, compress_chunk),
207b18e4 4165 .parent = "buffer_compress_percentage",
d71c154c 4166 .hide = 1,
f97a43a1 4167 .help = "Size of compressible region in buffer",
1de80624 4168 .def = "512",
20eb06bd 4169 .interval = 256,
e8b0e958 4170 .category = FIO_OPT_C_IO,
3ceb458f 4171 .group = FIO_OPT_G_IO_BUF,
f97a43a1 4172 },
5c94b008
JA		 4173 {
4174 .name = "dedupe_percentage",
4175 .lname = "Dedupe percentage",
4176 .type = FIO_OPT_INT,
4177 .cb = str_dedupe_cb,
a609f12a 4178 .off1 = offsetof(struct thread_options, dedupe_percentage),
5c94b008
JA		 4179 .maxval = 100,
4180 .minval = 0,
4181 .help = "Percentage of buffers that are dedupable",
4182 .interval = 1,
4183 .category = FIO_OPT_C_IO,
4184 .group = FIO_OPT_G_IO_BUF,
4185 },
83349190
YH		 4186 {
4187 .name = "clat_percentiles",
e8b0e958 4188 .lname = "Completion latency percentiles",
83349190 4189 .type = FIO_OPT_BOOL,
a609f12a 4190 .off1 = offsetof(struct thread_options, clat_percentiles),
83349190 4191 .help = "Enable the reporting of completion latency percentiles",
467b35ed 4192 .def = "1",
b599759b
JA		 4193 .inverse = "lat_percentiles",
4194 .category = FIO_OPT_C_STAT,
4195 .group = FIO_OPT_G_INVALID,
4196 },
4197 {
4198 .name = "lat_percentiles",
4199 .lname = "IO latency percentiles",
4200 .type = FIO_OPT_BOOL,
4201 .off1 = offsetof(struct thread_options, lat_percentiles),
4202 .help = "Enable the reporting of IO latency percentiles",
4203 .def = "0",
4204 .inverse = "clat_percentiles",
e8b0e958
JA		 4205 .category = FIO_OPT_C_STAT,
4206 .group = FIO_OPT_G_INVALID,
83349190
YH		 4207 },
4208 {
4209 .name = "percentile_list",
66347cfa 4210 .lname = "Percentile list",
83349190 4211 .type = FIO_OPT_FLOAT_LIST,
a609f12a
JA		 4212 .off1 = offsetof(struct thread_options, percentile_list),
4213 .off2 = offsetof(struct thread_options, percentile_precision),
66347cfa
DE		 4214 .help = "Specify a custom list of percentiles to report for "
4215 "completion latency and block errors",
fd112d34 4216 .def = "1:5:10:20:30:40:50:60:70:80:90:95:99:99.5:99.9:99.95:99.99",
83349190
YH		 4217 .maxlen = FIO_IO_U_LIST_MAX_LEN,
4218 .minfp = 0.0,
4219 .maxfp = 100.0,
e8b0e958
JA		 4220 .category = FIO_OPT_C_STAT,
4221 .group = FIO_OPT_G_INVALID,
e883cb35
JF		 4222 },
4223 {
4224 .name = "significant_figures",
4225 .lname = "Significant figures",
4226 .type = FIO_OPT_INT,
4227 .off1 = offsetof(struct thread_options, sig_figs),
4228 .maxval = 10,
4229 .minval = 1,
4230 .help = "Significant figures for output-format set to normal",
4231 .def = "4",
4232 .interval = 1,
4233 .category = FIO_OPT_C_STAT,
4234 .group = FIO_OPT_G_INVALID,
83349190
YH		 4235 },
4236
0a839f30
JA		 4237#ifdef FIO_HAVE_DISK_UTIL
4238 {
4239 .name = "disk_util",
e8b0e958 4240 .lname = "Disk utilization",
0a839f30 4241 .type = FIO_OPT_BOOL,
a609f12a 4242 .off1 = offsetof(struct thread_options, do_disk_util),
f66ab3c8 4243 .help = "Log disk utilization statistics",
0a839f30 4244 .def = "1",
e8b0e958
JA		 4245 .category = FIO_OPT_C_STAT,
4246 .group = FIO_OPT_G_INVALID,
0a839f30 4247 },
a275c37a
JA		 4248#else
4249 {
4250 .name = "disk_util",
4251 .lname = "Disk utilization",
4252 .type = FIO_OPT_UNSUPPORTED,
4253 .help = "Your platform does not support disk utilization",
4254 },
0a839f30 4255#endif
993bf48b
JA		 4256 {
4257 .name = "gtod_reduce",
e8b0e958 4258 .lname = "Reduce gettimeofday() calls",
993bf48b
JA		 4259 .type = FIO_OPT_BOOL,
4260 .help = "Greatly reduce number of gettimeofday() calls",
4261 .cb = str_gtod_reduce_cb,
4262 .def = "0",
a4ed77fe 4263 .hide_on_set = 1,
e8b0e958
JA		 4264 .category = FIO_OPT_C_STAT,
4265 .group = FIO_OPT_G_INVALID,
993bf48b 4266 },
02af0988
JA		 4267 {
4268 .name = "disable_lat",
e8b0e958 4269 .lname = "Disable all latency stats",
02af0988 4270 .type = FIO_OPT_BOOL,
a609f12a 4271 .off1 = offsetof(struct thread_options, disable_lat),
02af0988
JA		 4272 .help = "Disable latency numbers",
4273 .parent = "gtod_reduce",
d71c154c 4274 .hide = 1,
02af0988 4275 .def = "0",
e8b0e958
JA		 4276 .category = FIO_OPT_C_STAT,
4277 .group = FIO_OPT_G_INVALID,
02af0988 4278 },
9520ebb9
JA		 4279 {
4280 .name = "disable_clat",
e8b0e958 4281 .lname = "Disable completion latency stats",
9520ebb9 4282 .type = FIO_OPT_BOOL,
a609f12a 4283 .off1 = offsetof(struct thread_options, disable_clat),
9520ebb9 4284 .help = "Disable completion latency numbers",
993bf48b 4285 .parent = "gtod_reduce",
d71c154c 4286 .hide = 1,
9520ebb9 4287 .def = "0",
e8b0e958
JA		 4288 .category = FIO_OPT_C_STAT,
4289 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4290 },
4291 {
4292 .name = "disable_slat",
e8b0e958 4293 .lname = "Disable submission latency stats",
9520ebb9 4294 .type = FIO_OPT_BOOL,
a609f12a 4295 .off1 = offsetof(struct thread_options, disable_slat),
03e20d68 4296 .help = "Disable submission latency numbers",
993bf48b 4297 .parent = "gtod_reduce",
d71c154c 4298 .hide = 1,
9520ebb9 4299 .def = "0",
e8b0e958
JA		 4300 .category = FIO_OPT_C_STAT,
4301 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4302 },
4303 {
4304 .name = "disable_bw_measurement",
afd2ceff 4305 .alias = "disable_bw",
e8b0e958 4306 .lname = "Disable bandwidth stats",
9520ebb9 4307 .type = FIO_OPT_BOOL,
a609f12a 4308 .off1 = offsetof(struct thread_options, disable_bw),
9520ebb9 4309 .help = "Disable bandwidth logging",
993bf48b 4310 .parent = "gtod_reduce",
d71c154c 4311 .hide = 1,
9520ebb9 4312 .def = "0",
e8b0e958
JA		 4313 .category = FIO_OPT_C_STAT,
4314 .group = FIO_OPT_G_INVALID,
9520ebb9 4315 },
be4ecfdf
JA		 4316 {
4317 .name = "gtod_cpu",
e8b0e958 4318 .lname = "Dedicated gettimeofday() CPU",
be4ecfdf 4319 .type = FIO_OPT_INT,
a609f12a 4320 .off1 = offsetof(struct thread_options, gtod_cpu),
03e20d68 4321 .help = "Set up dedicated gettimeofday() thread on this CPU",
29d43ff9 4322 .verify = gtod_cpu_verify,
e8b0e958 4323 .category = FIO_OPT_C_GENERAL,
10860056 4324 .group = FIO_OPT_G_CLOCK,
be4ecfdf 4325 },
771e58be
JA		 4326 {
4327 .name = "unified_rw_reporting",
cce2fdfe 4328 .lname = "Unified RW Reporting",
771e58be 4329 .type = FIO_OPT_BOOL,
a609f12a 4330 .off1 = offsetof(struct thread_options, unified_rw_rep),
771e58be
JA		 4331 .help = "Unify reporting across data direction",
4332 .def = "0",
90b7a96d
JA		 4333 .category = FIO_OPT_C_GENERAL,
4334 .group = FIO_OPT_G_INVALID,
771e58be 4335 },
f2bba182
RR		 4336 {
4337 .name = "continue_on_error",
e8b0e958 4338 .lname = "Continue on error",
06842027 4339 .type = FIO_OPT_STR,
a609f12a 4340 .off1 = offsetof(struct thread_options, continue_on_error),
03e20d68 4341 .help = "Continue on non-fatal errors during IO",
06842027 4342 .def = "none",
e8b0e958 4343 .category = FIO_OPT_C_GENERAL,
bc3f552f 4344 .group = FIO_OPT_G_ERR,
06842027
SL		 4345 .posval = {
4346 { .ival = "none",
4347 .oval = ERROR_TYPE_NONE,
4348 .help = "Exit when an error is encountered",
4349 },
4350 { .ival = "read",
4351 .oval = ERROR_TYPE_READ,
4352 .help = "Continue on read errors only",
4353 },
4354 { .ival = "write",
4355 .oval = ERROR_TYPE_WRITE,
4356 .help = "Continue on write errors only",
4357 },
4358 { .ival = "io",
4359 .oval = ERROR_TYPE_READ | ERROR_TYPE_WRITE,
4360 .help = "Continue on any IO errors",
4361 },
4362 { .ival = "verify",
4363 .oval = ERROR_TYPE_VERIFY,
4364 .help = "Continue on verify errors only",
4365 },
4366 { .ival = "all",
4367 .oval = ERROR_TYPE_ANY,
4368 .help = "Continue on all io and verify errors",
4369 },
4370 { .ival = "0",
4371 .oval = ERROR_TYPE_NONE,
4372 .help = "Alias for 'none'",
4373 },
4374 { .ival = "1",
4375 .oval = ERROR_TYPE_ANY,
4376 .help = "Alias for 'all'",
4377 },
4378 },
f2bba182 4379 },
8b28bd41
DM		 4380 {
4381 .name = "ignore_error",
cce2fdfe 4382 .lname = "Ignore Error",
8b28bd41
DM		 4383 .type = FIO_OPT_STR,
4384 .cb = str_ignore_error_cb,
a609f12a 4385 .off1 = offsetof(struct thread_options, ignore_error_nr),
8b28bd41
DM		 4386 .help = "Set a specific list of errors to ignore",
4387 .parent = "rw",
a94eb99a 4388 .category = FIO_OPT_C_GENERAL,
bc3f552f 4389 .group = FIO_OPT_G_ERR,
8b28bd41
DM		 4390 },
4391 {
4392 .name = "error_dump",
cce2fdfe 4393 .lname = "Error Dump",
8b28bd41 4394 .type = FIO_OPT_BOOL,
a609f12a 4395 .off1 = offsetof(struct thread_options, error_dump),
8b28bd41
DM		 4396 .def = "0",
4397 .help = "Dump info on each error",
a94eb99a 4398 .category = FIO_OPT_C_GENERAL,
bc3f552f 4399 .group = FIO_OPT_G_ERR,
8b28bd41 4400 },
9ac8a797
JA		 4401 {
4402 .name = "profile",
e8b0e958 4403 .lname = "Profile",
79d16311 4404 .type = FIO_OPT_STR_STORE,
a609f12a 4405 .off1 = offsetof(struct thread_options, profile),
9ac8a797 4406 .help = "Select a specific builtin performance test",
13fca827 4407 .category = FIO_OPT_C_PROFILE,
e8b0e958 4408 .group = FIO_OPT_G_INVALID,
9ac8a797 4409 },
a696fa2a
JA		 4410 {
4411 .name = "cgroup",
e8b0e958 4412 .lname = "Cgroup",
a696fa2a 4413 .type = FIO_OPT_STR_STORE,
a609f12a 4414 .off1 = offsetof(struct thread_options, cgroup),
a696fa2a 4415 .help = "Add job to cgroup of this name",
e8b0e958 4416 .category = FIO_OPT_C_GENERAL,
a1f6afec
JA		 4417 .group = FIO_OPT_G_CGROUP,
4418 },
4419 {
4420 .name = "cgroup_nodelete",
4421 .lname = "Cgroup no-delete",
4422 .type = FIO_OPT_BOOL,
a609f12a 4423 .off1 = offsetof(struct thread_options, cgroup_nodelete),
a1f6afec
JA		 4424 .help = "Do not delete cgroups after job completion",
4425 .def = "0",
4426 .parent = "cgroup",
4427 .category = FIO_OPT_C_GENERAL,
4428 .group = FIO_OPT_G_CGROUP,
a696fa2a
JA		 4429 },
4430 {
4431 .name = "cgroup_weight",
e8b0e958 4432 .lname = "Cgroup weight",
a696fa2a 4433 .type = FIO_OPT_INT,
a609f12a 4434 .off1 = offsetof(struct thread_options, cgroup_weight),
a696fa2a
JA		 4435 .help = "Use given weight for cgroup",
4436 .minval = 100,
4437 .maxval = 1000,
a1f6afec 4438 .parent = "cgroup",
e8b0e958 4439 .category = FIO_OPT_C_GENERAL,
a1f6afec 4440 .group = FIO_OPT_G_CGROUP,
7de87099 4441 },
e0b0d892
JA		 4442 {
4443 .name = "uid",
e8b0e958 4444 .lname = "User ID",
e0b0d892 4445 .type = FIO_OPT_INT,
a609f12a 4446 .off1 = offsetof(struct thread_options, uid),
e0b0d892 4447 .help = "Run job with this user ID",
e8b0e958 4448 .category = FIO_OPT_C_GENERAL,
10860056 4449 .group = FIO_OPT_G_CRED,
e0b0d892
JA		 4450 },
4451 {
4452 .name = "gid",
e8b0e958 4453 .lname = "Group ID",
e0b0d892 4454 .type = FIO_OPT_INT,
a609f12a 4455 .off1 = offsetof(struct thread_options, gid),
e0b0d892 4456 .help = "Run job with this group ID",
e8b0e958 4457 .category = FIO_OPT_C_GENERAL,
10860056 4458 .group = FIO_OPT_G_CRED,
e0b0d892 4459 },
a1f6afec
JA		 4460 {
4461 .name = "kb_base",
4462 .lname = "KB Base",
4463 .type = FIO_OPT_INT,
a609f12a 4464 .off1 = offsetof(struct thread_options, kb_base),
a1f6afec
JA		 4465 .prio = 1,
4466 .def = "1024",
ba9c7219
JA		 4467 .posval = {
4468 { .ival = "1024",
4469 .oval = 1024,
d694a6a7 4470 .help = "Inputs invert IEC and SI prefixes (for compatibility); outputs prefer binary",
ba9c7219
JA		 4471 },
4472 { .ival = "1000",
4473 .oval = 1000,
d694a6a7 4474 .help = "Inputs use IEC and SI prefixes; outputs prefer SI",
ba9c7219
JA		 4475 },
4476 },
d694a6a7 4477 .help = "Unit prefix interpretation for quantities of data (IEC and SI)",
a1f6afec
JA		 4478 .category = FIO_OPT_C_GENERAL,
4479 .group = FIO_OPT_G_INVALID,
4480 },
cf3a0518
JA		 4481 {
4482 .name = "unit_base",
d694a6a7 4483 .lname = "Unit for quantities of data (Bits or Bytes)",
cf3a0518 4484 .type = FIO_OPT_INT,
a609f12a 4485 .off1 = offsetof(struct thread_options, unit_base),
cf3a0518 4486 .prio = 1,
71a08258
JA		 4487 .posval = {
4488 { .ival = "0",
41a87019 4489 .oval = N2S_NONE,
71a08258
JA		 4490 .help = "Auto-detect",
4491 },
4492 { .ival = "8",
41a87019 4493 .oval = N2S_BYTEPERSEC,
71a08258
JA		 4494 .help = "Normal (byte based)",
4495 },
4496 { .ival = "1",
41a87019 4497 .oval = N2S_BITPERSEC,
71a08258
JA		 4498 .help = "Bit based",
4499 },
4500 },
cf3a0518
JA		 4501 .help = "Bit multiple of result summary data (8 for byte, 1 for bit)",
4502 .category = FIO_OPT_C_GENERAL,
4503 .group = FIO_OPT_G_INVALID,
4504 },
3ceb458f
JA		 4505 {
4506 .name = "hugepage-size",
4507 .lname = "Hugepage size",
4508 .type = FIO_OPT_INT,
a609f12a 4509 .off1 = offsetof(struct thread_options, hugepage_size),
3ceb458f
JA		 4510 .help = "When using hugepages, specify size of each page",
4511 .def = __fio_stringify(FIO_HUGE_PAGE),
4512 .interval = 1024 * 1024,
4513 .category = FIO_OPT_C_GENERAL,
4514 .group = FIO_OPT_G_INVALID,
4515 },
9e684a49
DE		 4516 {
4517 .name = "flow_id",
e8b0e958 4518 .lname = "I/O flow ID",
9e684a49 4519 .type = FIO_OPT_INT,
a609f12a 4520 .off1 = offsetof(struct thread_options, flow_id),
9e684a49
DE		 4521 .help = "The flow index ID to use",
4522 .def = "0",
e8b0e958
JA		 4523 .category = FIO_OPT_C_IO,
4524 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4525 },
4526 {
4527 .name = "flow",
e8b0e958 4528 .lname = "I/O flow weight",
9e684a49 4529 .type = FIO_OPT_INT,
a609f12a 4530 .off1 = offsetof(struct thread_options, flow),
9e684a49
DE		 4531 .help = "Weight for flow control of this job",
4532 .parent = "flow_id",
d71c154c 4533 .hide = 1,
9e684a49 4534 .def = "0",
e8b0e958
JA		 4535 .category = FIO_OPT_C_IO,
4536 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4537 },
4538 {
4539 .name = "flow_watermark",
e8b0e958 4540 .lname = "I/O flow watermark",
9e684a49 4541 .type = FIO_OPT_INT,
a609f12a 4542 .off1 = offsetof(struct thread_options, flow_watermark),
9e684a49
DE		 4543 .help = "High watermark for flow control. This option"
4544 " should be set to the same value for all threads"
4545 " with non-zero flow.",
4546 .parent = "flow_id",
d71c154c 4547 .hide = 1,
9e684a49 4548 .def = "1024",
e8b0e958
JA		 4549 .category = FIO_OPT_C_IO,
4550 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4551 },
4552 {
4553 .name = "flow_sleep",
e8b0e958 4554 .lname = "I/O flow sleep",
9e684a49 4555 .type = FIO_OPT_INT,
a609f12a 4556 .off1 = offsetof(struct thread_options, flow_sleep),
9e684a49
DE		 4557 .help = "How many microseconds to sleep after being held"
4558 " back by the flow control mechanism",
4559 .parent = "flow_id",
d71c154c 4560 .hide = 1,
9e684a49 4561 .def = "0",
e8b0e958
JA		 4562 .category = FIO_OPT_C_IO,
4563 .group = FIO_OPT_G_IO_FLOW,
9e684a49 4564 },
16e56d25
VF		 4565 {
4566 .name = "steadystate",
4567 .lname = "Steady state threshold",
4568 .alias = "ss",
4569 .type = FIO_OPT_STR,
2c5d94bc 4570 .off1 = offsetof(struct thread_options, ss_state),
16e56d25
VF		 4571 .cb = str_steadystate_cb,
4572 .help = "Define the criterion and limit to judge when a job has reached steady state",
4573 .def = "iops_slope:0.01%",
4574 .posval = {
4575 { .ival = "iops",
f0c50c66 4576 .oval = FIO_SS_IOPS,
16e56d25
VF		 4577 .help = "maximum mean deviation of IOPS measurements",
4578 },
4579 { .ival = "iops_slope",
f0c50c66 4580 .oval = FIO_SS_IOPS_SLOPE,
16e56d25
VF		 4581 .help = "slope calculated from IOPS measurements",
4582 },
4583 { .ival = "bw",
f0c50c66 4584 .oval = FIO_SS_BW,
16e56d25
VF		 4585 .help = "maximum mean deviation of bandwidth measurements",
4586 },
4587 {
4588 .ival = "bw_slope",
f0c50c66 4589 .oval = FIO_SS_BW_SLOPE,
16e56d25
VF		 4590 .help = "slope calculated from bandwidth measurements",
4591 },
4592 },
4593 .category = FIO_OPT_C_GENERAL,
4594 .group = FIO_OPT_G_RUNTIME,
4595 },
4596 {
4597 .name = "steadystate_duration",
4598 .lname = "Steady state duration",
4599 .alias = "ss_dur",
915ca980 4600 .parent = "steadystate",
16e56d25
VF		 4601 .type = FIO_OPT_STR_VAL_TIME,
4602 .off1 = offsetof(struct thread_options, ss_dur),
4603 .help = "Stop workload upon attaining steady state for specified duration",
4604 .def = "0",
4605 .is_seconds = 1,
4606 .is_time = 1,
4607 .category = FIO_OPT_C_GENERAL,
4608 .group = FIO_OPT_G_RUNTIME,
4609 },
4610 {
4611 .name = "steadystate_ramp_time",
4612 .lname = "Steady state ramp time",
4613 .alias = "ss_ramp",
915ca980 4614 .parent = "steadystate",
16e56d25
VF		 4615 .type = FIO_OPT_STR_VAL_TIME,
4616 .off1 = offsetof(struct thread_options, ss_ramp_time),
4617 .help = "Delay before initiation of data collection for steady state job termination testing",
4618 .def = "0",
4619 .is_seconds = 1,
4620 .is_time = 1,
4621 .category = FIO_OPT_C_GENERAL,
4622 .group = FIO_OPT_G_RUNTIME,
4623 },
214e1eca
JA		 4624 {
4625 .name = NULL,
4626 },
4627};
4628
17af15d4 4629static void add_to_lopt(struct option *lopt, struct fio_option *o,
de890a1e 4630 const char *name, int val)
9f81736c 4631{
17af15d4 4632 lopt->name = (char *) name;
de890a1e 4633 lopt->val = val;
9f81736c 4634 if (o->type == FIO_OPT_STR_SET)
ff52be3d 4635 lopt->has_arg = optional_argument;
9f81736c
JA		 4636 else
4637 lopt->has_arg = required_argument;
4638}
4639
de890a1e
SL		 4640static void options_to_lopts(struct fio_option *opts,
4641 struct option *long_options,
4642 int i, int option_type)
214e1eca 4643{
de890a1e 4644 struct fio_option *o = &opts[0];
214e1eca 4645 while (o->name) {
de890a1e 4646 add_to_lopt(&long_options[i], o, o->name, option_type);
17af15d4
JA		 4647 if (o->alias) {
4648 i++;
de890a1e 4649 add_to_lopt(&long_options[i], o, o->alias, option_type);
17af15d4 4650 }
214e1eca
JA		 4651
4652 i++;
4653 o++;
4654 assert(i < FIO_NR_OPTIONS);
4655 }
4656}
4657
de890a1e
SL		 4658void fio_options_set_ioengine_opts(struct option *long_options,
4659 struct thread_data *td)
4660{
4661 unsigned int i;
4662
4663 i = 0;
4664 while (long_options[i].name) {
4665 if (long_options[i].val == FIO_GETOPT_IOENGINE) {
4666 memset(&long_options[i], 0, sizeof(*long_options));
4667 break;
4668 }
4669 i++;
4670 }
4671
4672 /*
4673 * Just clear out the prior ioengine options.
4674 */
4675 if (!td || !td->eo)
4676 return;
4677
4678 options_to_lopts(td->io_ops->options, long_options, i,
4679 FIO_GETOPT_IOENGINE);
4680}
4681
4682void fio_options_dup_and_init(struct option *long_options)
4683{
4684 unsigned int i;
4685
9af4a244 4686 options_init(fio_options);
de890a1e
SL		 4687
4688 i = 0;
4689 while (long_options[i].name)
4690 i++;
4691
9af4a244 4692 options_to_lopts(fio_options, long_options, i, FIO_GETOPT_JOB);
de890a1e
SL		 4693}
4694
74929ac2
JA		 4695struct fio_keyword {
4696 const char *word;
4697 const char *desc;
4698 char *replace;
4699};
4700
4701static struct fio_keyword fio_keywords[] = {
4702 {
4703 .word = "$pagesize",
4704 .desc = "Page size in the system",
4705 },
4706 {
4707 .word = "$mb_memory",
4708 .desc = "Megabytes of memory online",
4709 },
4710 {
4711 .word = "$ncpus",
4712 .desc = "Number of CPUs online in the system",
4713 },
4714 {
4715 .word = NULL,
4716 },
4717};
4718
af1dc266
JA		 4719void fio_keywords_exit(void)
4720{
4721 struct fio_keyword *kw;
4722
4723 kw = &fio_keywords[0];
4724 while (kw->word) {
4725 free(kw->replace);
4726 kw->replace = NULL;
4727 kw++;
4728 }
4729}
4730
74929ac2
JA		 4731void fio_keywords_init(void)
4732{
3b2e1464 4733 unsigned long long mb_memory;
74929ac2
JA		 4734 char buf[128];
4735 long l;
4736
a4cfc477 4737 sprintf(buf, "%lu", (unsigned long) page_size);
74929ac2
JA		 4738 fio_keywords[0].replace = strdup(buf);
4739
8eb016d3 4740 mb_memory = os_phys_mem() / (1024 * 1024);
3b2e1464 4741 sprintf(buf, "%llu", mb_memory);
74929ac2
JA		 4742 fio_keywords[1].replace = strdup(buf);
4743
c00a2289 4744 l = cpus_online();
74929ac2
JA		 4745 sprintf(buf, "%lu", l);
4746 fio_keywords[2].replace = strdup(buf);
4747}
4748
892a6ffc
JA		 4749#define BC_APP "bc"
4750
4751static char *bc_calc(char *str)
4752{
d0c814ec 4753 char buf[128], *tmp;
892a6ffc
JA		 4754 FILE *f;
4755 int ret;
4756
4757 /*
4758 * No math, just return string
4759 */
d0c814ec
SL		 4760 if ((!strchr(str, '+') && !strchr(str, '-') && !strchr(str, '*') &&
4761 !strchr(str, '/')) || strchr(str, '\''))
892a6ffc
JA		 4762 return str;
4763
4764 /*
4765 * Split option from value, we only need to calculate the value
4766 */
4767 tmp = strchr(str, '=');
4768 if (!tmp)
4769 return str;
4770
4771 tmp++;
892a6ffc 4772
d0c814ec
SL		 4773 /*
4774 * Prevent buffer overflows; such a case isn't reasonable anyway
4775 */
4776 if (strlen(str) >= 128 || strlen(tmp) > 100)
4777 return str;
892a6ffc
JA		 4778
4779 sprintf(buf, "which %s > /dev/null", BC_APP);
4780 if (system(buf)) {
4781 log_err("fio: bc is needed for performing math\n");
892a6ffc
JA		 4782 return NULL;
4783 }
4784
d0c814ec 4785 sprintf(buf, "echo '%s' | %s", tmp, BC_APP);
892a6ffc 4786 f = popen(buf, "r");
3c3ed070 4787 if (!f)
892a6ffc 4788 return NULL;
892a6ffc 4789
d0c814ec 4790 ret = fread(&buf[tmp - str], 1, 128 - (tmp - str), f);
1d824f37
JA		 4791 if (ret <= 0) {
4792 pclose(f);
892a6ffc 4793 return NULL;
1d824f37 4794 }
892a6ffc 4795
892a6ffc 4796 pclose(f);
d0c814ec
SL		 4797 buf[(tmp - str) + ret - 1] = '\0';
4798 memcpy(buf, str, tmp - str);
892a6ffc 4799 free(str);
d0c814ec
SL		 4800 return strdup(buf);
4801}
4802
4803/*
4804 * Return a copy of the input string with substrings of the form ${VARNAME}
4805 * substituted with the value of the environment variable VARNAME. The
4806 * substitution always occurs, even if VARNAME is empty or the corresponding
4807 * environment variable undefined.
4808 */
b4f5e72f 4809char *fio_option_dup_subs(const char *opt)
d0c814ec
SL		 4810{
4811 char out[OPT_LEN_MAX+1];
4812 char in[OPT_LEN_MAX+1];
4813 char *outptr = out;
4814 char *inptr = in;
4815 char *ch1, *ch2, *env;
4816 ssize_t nchr = OPT_LEN_MAX;
4817 size_t envlen;
4818
4819 if (strlen(opt) + 1 > OPT_LEN_MAX) {
4820 log_err("OPT_LEN_MAX (%d) is too small\n", OPT_LEN_MAX);
4821 return NULL;
4822 }
4823
4824 in[OPT_LEN_MAX] = '\0';
4825 strncpy(in, opt, OPT_LEN_MAX);
4826
4827 while (*inptr && nchr > 0) {
4828 if (inptr[0] == '$' && inptr[1] == '{') {
4829 ch2 = strchr(inptr, '}');
4830 if (ch2 && inptr+1 < ch2) {
4831 ch1 = inptr+2;
4832 inptr = ch2+1;
4833 *ch2 = '\0';
4834
4835 env = getenv(ch1);
4836 if (env) {
4837 envlen = strlen(env);
4838 if (envlen <= nchr) {
4839 memcpy(outptr, env, envlen);
4840 outptr += envlen;
4841 nchr -= envlen;
4842 }
4843 }
4844
4845 continue;
4846 }
4847 }
4848
4849 *outptr++ = *inptr++;
4850 --nchr;
4851 }
4852
4853 *outptr = '\0';
4854 return strdup(out);
892a6ffc
JA		 4855}
4856
74929ac2
JA		 4857/*
4858 * Look for reserved variable names and replace them with real values
4859 */
4860static char *fio_keyword_replace(char *opt)
4861{
4862 char *s;
4863 int i;
d0c814ec 4864 int docalc = 0;
74929ac2
JA		 4865
4866 for (i = 0; fio_keywords[i].word != NULL; i++) {
4867 struct fio_keyword *kw = &fio_keywords[i];
4868
4869 while ((s = strstr(opt, kw->word)) != NULL) {
4870 char *new = malloc(strlen(opt) + 1);
4871 char *o_org = opt;
4872 int olen = s - opt;
4873 int len;
4874
4875 /*
4876 * Copy part of the string before the keyword and
4877 * sprintf() the replacement after it.
4878 */
4879 memcpy(new, opt, olen);
4880 len = sprintf(new + olen, "%s", kw->replace);
4881
4882 /*
4883 * If there's more in the original string, copy that
4884 * in too
4885 */
4886 opt += strlen(kw->word) + olen;
4887 if (strlen(opt))
4888 memcpy(new + olen + len, opt, opt - o_org - 1);
4889
4890 /*
4891 * replace opt and free the old opt
4892 */
4893 opt = new;
d0c814ec 4894 free(o_org);
7a958bd5 4895
d0c814ec 4896 docalc = 1;
74929ac2
JA		 4897 }
4898 }
4899
d0c814ec
SL		 4900 /*
4901 * Check for potential math and invoke bc, if possible
4902 */
4903 if (docalc)
4904 opt = bc_calc(opt);
4905
7a958bd5 4906 return opt;
74929ac2
JA		 4907}
4908
d0c814ec
SL		 4909static char **dup_and_sub_options(char **opts, int num_opts)
4910{
4911 int i;
4912 char **opts_copy = malloc(num_opts * sizeof(*opts));
4913 for (i = 0; i < num_opts; i++) {
b4f5e72f 4914 opts_copy[i] = fio_option_dup_subs(opts[i]);
d0c814ec
SL		 4915 if (!opts_copy[i])
4916 continue;
4917 opts_copy[i] = fio_keyword_replace(opts_copy[i]);
4918 }
4919 return opts_copy;
4920}
4921
e15b023b 4922static void show_closest_option(const char *opt)
a2d027b9
JA		 4923{
4924 int best_option, best_distance;
4925 int i, distance;
e15b023b
JA		 4926 char *name;
4927
4928 if (!strlen(opt))
4929 return;
4930
4931 name = strdup(opt);
4932 i = 0;
4933 while (name[i] != '\0' && name[i] != '=')
4934 i++;
4935 name[i] = '\0';
a2d027b9
JA		 4936
4937 best_option = -1;
4938 best_distance = INT_MAX;
4939 i = 0;
4940 while (fio_options[i].name) {
4941 distance = string_distance(name, fio_options[i].name);
4942 if (distance < best_distance) {
4943 best_distance = distance;
4944 best_option = i;
4945 }
4946 i++;
4947 }
4948
75e6bcba
JA		 4949 if (best_option != -1 && string_distance_ok(name, best_distance) &&
4950 fio_options[best_option].type != FIO_OPT_UNSUPPORTED)
a2d027b9 4951 log_err("Did you mean %s?\n", fio_options[best_option].name);
e15b023b
JA		 4952
4953 free(name);
a2d027b9
JA		 4954}
4955
c2292325 4956int fio_options_parse(struct thread_data *td, char **opts, int num_opts)
214e1eca 4957{
de890a1e 4958 int i, ret, unknown;
d0c814ec 4959 char **opts_copy;
3b8b7135 4960
9af4a244 4961 sort_options(opts, fio_options, num_opts);
d0c814ec 4962 opts_copy = dup_and_sub_options(opts, num_opts);
3b8b7135 4963
de890a1e 4964 for (ret = 0, i = 0, unknown = 0; i < num_opts; i++) {
9109883a 4965 const struct fio_option *o;
9af4a244 4966 int newret = parse_option(opts_copy[i], opts[i], fio_options,
a609f12a 4967 &o, &td->o, &td->opt_list);
d0c814ec 4968
a8523a6a
JA		 4969 if (!newret && o)
4970 fio_option_mark_set(&td->o, o);
4971
de890a1e
SL		 4972 if (opts_copy[i]) {
4973 if (newret && !o) {
4974 unknown++;
4975 continue;
4976 }
d0c814ec 4977 free(opts_copy[i]);
de890a1e
SL		 4978 opts_copy[i] = NULL;
4979 }
4980
4981 ret |= newret;
4982 }
4983
4984 if (unknown) {
4985 ret |= ioengine_load(td);
4986 if (td->eo) {
4987 sort_options(opts_copy, td->io_ops->options, num_opts);
4988 opts = opts_copy;
4989 }
4990 for (i = 0; i < num_opts; i++) {
9109883a 4991 const struct fio_option *o = NULL;
de890a1e 4992 int newret = 1;
a2d027b9 4993
de890a1e
SL		 4994 if (!opts_copy[i])
4995 continue;
4996
4997 if (td->eo)
4998 newret = parse_option(opts_copy[i], opts[i],
4999 td->io_ops->options, &o,
66e19a38 5000 td->eo, &td->opt_list);
de890a1e
SL		 5001
5002 ret |= newret;
a2d027b9 5003 if (!o) {
de890a1e 5004 log_err("Bad option <%s>\n", opts[i]);
a2d027b9
JA		 5005 show_closest_option(opts[i]);
5006 }
de890a1e
SL		 5007 free(opts_copy[i]);
5008 opts_copy[i] = NULL;
5009 }
74929ac2 5010 }
3b8b7135 5011
d0c814ec 5012 free(opts_copy);
3b8b7135 5013 return ret;
214e1eca
JA		 5014}
5015
5016int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val)
5017{
a8523a6a
JA		 5018 int ret;
5019
a609f12a 5020 ret = parse_cmd_option(opt, val, fio_options, &td->o, &td->opt_list);
a8523a6a 5021 if (!ret) {
9109883a 5022 const struct fio_option *o;
a8523a6a 5023
9109883a 5024 o = find_option_c(fio_options, opt);
a8523a6a
JA		 5025 if (o)
5026 fio_option_mark_set(&td->o, o);
5027 }
5028
5029 return ret;
214e1eca
JA		 5030}
5031
de890a1e
SL		 5032int fio_cmd_ioengine_option_parse(struct thread_data *td, const char *opt,
5033 char *val)
5034{
d8b4f395
JA		 5035 return parse_cmd_option(opt, val, td->io_ops->options, td->eo,
5036 &td->opt_list);
de890a1e
SL		 5037}
5038
214e1eca
JA		 5039void fio_fill_default_options(struct thread_data *td)
5040{
cb1402d6 5041 td->o.magic = OPT_MAGIC;
a609f12a 5042 fill_default_options(&td->o, fio_options);
214e1eca
JA		 5043}
5044
5045int fio_show_option_help(const char *opt)
5046{
9af4a244 5047 return show_cmd_help(fio_options, opt);
214e1eca 5048}
d23bb327 5049
de890a1e
SL		 5050/*
5051 * dupe FIO_OPT_STR_STORE options
5052 */
5053void fio_options_mem_dupe(struct thread_data *td)
5054{
53b5693d 5055 options_mem_dupe(fio_options, &td->o);
1647f592
JA		 5056
5057 if (td->eo && td->io_ops) {
de890a1e 5058 void *oldeo = td->eo;
1647f592 5059
de890a1e
SL		 5060 td->eo = malloc(td->io_ops->option_struct_size);
5061 memcpy(td->eo, oldeo, td->io_ops->option_struct_size);
53b5693d 5062 options_mem_dupe(td->io_ops->options, td->eo);
de890a1e
SL		 5063 }
5064}
5065
d6978a32
JA		 5066unsigned int fio_get_kb_base(void *data)
5067{
a609f12a
JA		 5068 struct thread_data *td = cb_data_to_td(data);
5069 struct thread_options *o = &td->o;
d6978a32
JA		 5070 unsigned int kb_base = 0;
5071
cb1402d6
JA		 5072 /*
5073 * This is a hack... For private options, *data is not holding
5074 * a pointer to the thread_options, but to private data. This means
5075 * we can't safely dereference it, but magic is first so mem wise
5076 * it is valid. But this also means that if the job first sets
5077 * kb_base and expects that to be honored by private options,
5078 * it will be disappointed. We will return the global default
5079 * for this.
5080 */
5081 if (o && o->magic == OPT_MAGIC)
83ea422a 5082 kb_base = o->kb_base;
d6978a32
JA		 5083 if (!kb_base)
5084 kb_base = 1024;
5085
5086 return kb_base;
5087}
9f988e2e 5088
9109883a 5089int add_option(const struct fio_option *o)
9f988e2e 5090{
07b3232d
JA		 5091 struct fio_option *__o;
5092 int opt_index = 0;
5093
9af4a244 5094 __o = fio_options;
07b3232d
JA		 5095 while (__o->name) {
5096 opt_index++;
5097 __o++;
5098 }
5099
7b504edd
JA		 5100 if (opt_index + 1 == FIO_MAX_OPTS) {
5101 log_err("fio: FIO_MAX_OPTS is too small\n");
5102 return 1;
5103 }
5104
9af4a244 5105 memcpy(&fio_options[opt_index], o, sizeof(*o));
7b504edd 5106 fio_options[opt_index + 1].name = NULL;
07b3232d 5107 return 0;
9f988e2e 5108}
e2de69da 5109
07b3232d 5110void invalidate_profile_options(const char *prof_name)
e2de69da 5111{
07b3232d 5112 struct fio_option *o;
e2de69da 5113
9af4a244 5114 o = fio_options;
07b3232d
JA		 5115 while (o->name) {
5116 if (o->prof_name && !strcmp(o->prof_name, prof_name)) {
5117 o->type = FIO_OPT_INVALID;
5118 o->prof_name = NULL;
5119 }
5120 o++;
e2de69da
JA		 5121 }
5122}
f5b6bb85
JA		 5123
5124void add_opt_posval(const char *optname, const char *ival, const char *help)
5125{
5126 struct fio_option *o;
5127 unsigned int i;
5128
9af4a244 5129 o = find_option(fio_options, optname);
f5b6bb85
JA		 5130 if (!o)
5131 return;
5132
5133 for (i = 0; i < PARSE_MAX_VP; i++) {
5134 if (o->posval[i].ival)
5135 continue;
5136
5137 o->posval[i].ival = ival;
5138 o->posval[i].help = help;
5139 break;
5140 }
5141}
5142
5143void del_opt_posval(const char *optname, const char *ival)
5144{
5145 struct fio_option *o;
5146 unsigned int i;
5147
9af4a244 5148 o = find_option(fio_options, optname);
f5b6bb85
JA		 5149 if (!o)
5150 return;
5151
5152 for (i = 0; i < PARSE_MAX_VP; i++) {
5153 if (!o->posval[i].ival)
5154 continue;
5155 if (strcmp(o->posval[i].ival, ival))
5156 continue;
5157
5158 o->posval[i].ival = NULL;
5159 o->posval[i].help = NULL;
5160 }
5161}
7e356b2d
JA		 5162
5163void fio_options_free(struct thread_data *td)
5164{
ca6336a8 5165 options_free(fio_options, &td->o);
de890a1e
SL		 5166 if (td->eo && td->io_ops && td->io_ops->options) {
5167 options_free(td->io_ops->options, td->eo);
5168 free(td->eo);
5169 td->eo = NULL;
5170 }
7e356b2d 5171}
c504ee55
JA		 5172
5173struct fio_option *fio_option_find(const char *name)
5174{
5175 return find_option(fio_options, name);
5176}
5177
517c9c72 5178static struct fio_option *find_next_opt(struct fio_option *from,
f0e7f45a 5179 unsigned int off1)
a8523a6a 5180{
f0e7f45a 5181 struct fio_option *opt;
a8523a6a 5182
f0e7f45a
JA		 5183 if (!from)
5184 from = &fio_options[0];
5185 else
5186 from++;
5187
5188 opt = NULL;
5189 do {
5190 if (off1 == from->off1) {
5191 opt = from;
a8523a6a
JA		 5192 break;
5193 }
f0e7f45a
JA		 5194 from++;
5195 } while (from->name);
a8523a6a 5196
f0e7f45a
JA		 5197 return opt;
5198}
5199
5200static int opt_is_set(struct thread_options *o, struct fio_option *opt)
5201{
5202 unsigned int opt_off, index, offset;
a8523a6a
JA		 5203
5204 opt_off = opt - &fio_options[0];
5205 index = opt_off / (8 * sizeof(uint64_t));
5206 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5207 return (o->set_options[index] & ((uint64_t)1 << offset)) != 0;
a8523a6a
JA		 5208}
5209
72f39748 5210bool __fio_option_is_set(struct thread_options *o, unsigned int off1)
f0e7f45a
JA		 5211{
5212 struct fio_option *opt, *next;
5213
5214 next = NULL;
517c9c72 5215 while ((opt = find_next_opt(next, off1)) != NULL) {
f0e7f45a 5216 if (opt_is_set(o, opt))
72f39748 5217 return true;
f0e7f45a
JA		 5218
5219 next = opt;
5220 }
5221
72f39748 5222 return false;
f0e7f45a
JA		 5223}
5224
9109883a 5225void fio_option_mark_set(struct thread_options *o, const struct fio_option *opt)
a8523a6a
JA		 5226{
5227 unsigned int opt_off, index, offset;
5228
5229 opt_off = opt - &fio_options[0];
5230 index = opt_off / (8 * sizeof(uint64_t));
5231 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5232 o->set_options[index] |= (uint64_t)1 << offset;
a8523a6a 5233}
fio - Flexible IO Tester