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io_uring: system calls have been renumbered
[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{
f1867a7f 485 exitall_on_terminate = true;
214e1eca
JA		 486 return 0;
487}
488
214e1eca 489#ifdef FIO_HAVE_CPU_AFFINITY
50b5860b 490int fio_cpus_split(os_cpu_mask_t *mask, unsigned int cpu_index)
c2acfbac 491{
50b5860b 492 unsigned int i, index, cpus_in_mask;
c2acfbac 493 const long max_cpu = cpus_online();
c2acfbac 494
50b5860b
JA		 495 cpus_in_mask = fio_cpu_count(mask);
496 cpu_index = cpu_index % cpus_in_mask;
497
498 index = 0;
c2acfbac 499 for (i = 0; i < max_cpu; i++) {
50b5860b 500 if (!fio_cpu_isset(mask, i))
c2acfbac 501 continue;
50b5860b
JA		 502
503 if (cpu_index != index)
504 fio_cpu_clear(mask, i);
505
506 index++;
c2acfbac
JA		 507 }
508
509 return fio_cpu_count(mask);
510}
511
85bc833b 512static int str_cpumask_cb(void *data, unsigned long long *val)
d2e268b0 513{
a609f12a 514 struct thread_data *td = cb_data_to_td(data);
214e1eca 515 unsigned int i;
b03daafb 516 long max_cpu;
d2ce18b5
JA		 517 int ret;
518
52c0cea3
JA		 519 if (parse_dryrun())
520 return 0;
521
d2ce18b5
JA		 522 ret = fio_cpuset_init(&td->o.cpumask);
523 if (ret < 0) {
524 log_err("fio: cpuset_init failed\n");
525 td_verror(td, ret, "fio_cpuset_init");
526 return 1;
527 }
214e1eca 528
c00a2289 529 max_cpu = cpus_online();
214e1eca 530
62a7273d
JA		 531 for (i = 0; i < sizeof(int) * 8; i++) {
532 if ((1 << i) & *val) {
b8411399 533 if (i >= max_cpu) {
b03daafb 534 log_err("fio: CPU %d too large (max=%ld)\n", i,
b8411399 535 max_cpu - 1);
b03daafb
JA		 536 return 1;
537 }
62a7273d 538 dprint(FD_PARSE, "set cpu allowed %d\n", i);
6d459ee7 539 fio_cpu_set(&td->o.cpumask, i);
62a7273d
JA		 540 }
541 }
d2e268b0 542
d2e268b0 543 return 0;
214e1eca
JA		 544}
545
e8462bd8
JA		 546static int set_cpus_allowed(struct thread_data *td, os_cpu_mask_t *mask,
547 const char *input)
214e1eca 548{
d2e268b0 549 char *cpu, *str, *p;
b03daafb 550 long max_cpu;
19608d6c 551 int ret = 0;
d2e268b0 552
e8462bd8 553 ret = fio_cpuset_init(mask);
d2ce18b5
JA		 554 if (ret < 0) {
555 log_err("fio: cpuset_init failed\n");
556 td_verror(td, ret, "fio_cpuset_init");
557 return 1;
558 }
d2e268b0
JA		 559
560 p = str = strdup(input);
214e1eca 561
d2e268b0
JA		 562 strip_blank_front(&str);
563 strip_blank_end(str);
564
c00a2289 565 max_cpu = cpus_online();
b03daafb 566
d2e268b0 567 while ((cpu = strsep(&str, ",")) != NULL) {
62a7273d
JA		 568 char *str2, *cpu2;
569 int icpu, icpu2;
570
d2e268b0
JA		 571 if (!strlen(cpu))
572 break;
62a7273d
JA		 573
574 str2 = cpu;
575 icpu2 = -1;
576 while ((cpu2 = strsep(&str2, "-")) != NULL) {
577 if (!strlen(cpu2))
578 break;
579
580 icpu2 = atoi(cpu2);
581 }
582
583 icpu = atoi(cpu);
584 if (icpu2 == -1)
585 icpu2 = icpu;
586 while (icpu <= icpu2) {
6d459ee7 587 if (icpu >= FIO_MAX_CPUS) {
19608d6c 588 log_err("fio: your OS only supports up to"
6d459ee7 589 " %d CPUs\n", (int) FIO_MAX_CPUS);
19608d6c
JA		 590 ret = 1;
591 break;
592 }
9e986889 593 if (icpu >= max_cpu) {
b03daafb 594 log_err("fio: CPU %d too large (max=%ld)\n",
9e986889 595 icpu, max_cpu - 1);
b03daafb
JA		 596 ret = 1;
597 break;
598 }
0b9d69ec 599
62a7273d 600 dprint(FD_PARSE, "set cpu allowed %d\n", icpu);
e8462bd8 601 fio_cpu_set(mask, icpu);
62a7273d
JA		 602 icpu++;
603 }
19608d6c
JA		 604 if (ret)
605 break;
d2e268b0
JA		 606 }
607
608 free(p);
19608d6c 609 return ret;
214e1eca 610}
e8462bd8
JA		 611
612static int str_cpus_allowed_cb(void *data, const char *input)
613{
a609f12a 614 struct thread_data *td = cb_data_to_td(data);
e8462bd8 615
52c0cea3
JA		 616 if (parse_dryrun())
617 return 0;
618
b2a9e649 619 return set_cpus_allowed(td, &td->o.cpumask, input);
e8462bd8
JA		 620}
621
622static int str_verify_cpus_allowed_cb(void *data, const char *input)
623{
a609f12a 624 struct thread_data *td = cb_data_to_td(data);
e8462bd8 625
466155e2
JA		 626 if (parse_dryrun())
627 return 0;
628
b2a9e649 629 return set_cpus_allowed(td, &td->o.verify_cpumask, input);
e8462bd8 630}
c08f9fe2 631
105157ad 632#ifdef CONFIG_ZLIB
c08f9fe2
JA		 633static int str_log_cpus_allowed_cb(void *data, const char *input)
634{
a609f12a 635 struct thread_data *td = cb_data_to_td(data);
c08f9fe2
JA		 636
637 if (parse_dryrun())
638 return 0;
639
640 return set_cpus_allowed(td, &td->o.log_gz_cpumask, input);
641}
105157ad 642#endif /* CONFIG_ZLIB */
c08f9fe2 643
105157ad 644#endif /* FIO_HAVE_CPU_AFFINITY */
214e1eca 645
67bf9823 646#ifdef CONFIG_LIBNUMA
d0b937ed
YR		 647static int str_numa_cpunodes_cb(void *data, char *input)
648{
a609f12a 649 struct thread_data *td = cb_data_to_td(data);
43522848 650 struct bitmask *verify_bitmask;
d0b937ed 651
52c0cea3
JA		 652 if (parse_dryrun())
653 return 0;
654
d0b937ed
YR		 655 /* numa_parse_nodestring() parses a character string list
656 * of nodes into a bit mask. The bit mask is allocated by
657 * numa_allocate_nodemask(), so it should be freed by
658 * numa_free_nodemask().
659 */
43522848
DG		 660 verify_bitmask = numa_parse_nodestring(input);
661 if (verify_bitmask == NULL) {
d0b937ed
YR		 662 log_err("fio: numa_parse_nodestring failed\n");
663 td_verror(td, 1, "str_numa_cpunodes_cb");
664 return 1;
665 }
43522848 666 numa_free_nodemask(verify_bitmask);
d0b937ed 667
43522848 668 td->o.numa_cpunodes = strdup(input);
d0b937ed
YR		 669 return 0;
670}
671
672static int str_numa_mpol_cb(void *data, char *input)
673{
a609f12a 674 struct thread_data *td = cb_data_to_td(data);
d0b937ed 675 const char * const policy_types[] =
05d6f44b 676 { "default", "prefer", "bind", "interleave", "local", NULL };
d0b937ed 677 int i;
52c0cea3 678 char *nodelist;
43522848 679 struct bitmask *verify_bitmask;
52c0cea3
JA		 680
681 if (parse_dryrun())
682 return 0;
d0b937ed 683
52c0cea3 684 nodelist = strchr(input, ':');
d0b937ed
YR		 685 if (nodelist) {
686 /* NUL-terminate mode */
687 *nodelist++ = '\0';
688 }
689
690 for (i = 0; i <= MPOL_LOCAL; i++) {
691 if (!strcmp(input, policy_types[i])) {
692 td->o.numa_mem_mode = i;
693 break;
694 }
695 }
696 if (i > MPOL_LOCAL) {
697 log_err("fio: memory policy should be: default, prefer, bind, interleave, local\n");
698 goto out;
699 }
700
701 switch (td->o.numa_mem_mode) {
702 case MPOL_PREFERRED:
703 /*
704 * Insist on a nodelist of one node only
705 */
706 if (nodelist) {
707 char *rest = nodelist;
708 while (isdigit(*rest))
709 rest++;
710 if (*rest) {
711 log_err("fio: one node only for \'prefer\'\n");
712 goto out;
713 }
714 } else {
715 log_err("fio: one node is needed for \'prefer\'\n");
716 goto out;
717 }
718 break;
719 case MPOL_INTERLEAVE:
720 /*
721 * Default to online nodes with memory if no nodelist
722 */
723 if (!nodelist)
724 nodelist = strdup("all");
725 break;
726 case MPOL_LOCAL:
727 case MPOL_DEFAULT:
728 /*
729 * Don't allow a nodelist
730 */
731 if (nodelist) {
732 log_err("fio: NO nodelist for \'local\'\n");
733 goto out;
734 }
735 break;
736 case MPOL_BIND:
737 /*
738 * Insist on a nodelist
739 */
740 if (!nodelist) {
741 log_err("fio: a nodelist is needed for \'bind\'\n");
742 goto out;
743 }
744 break;
745 }
746
747
748 /* numa_parse_nodestring() parses a character string list
749 * of nodes into a bit mask. The bit mask is allocated by
750 * numa_allocate_nodemask(), so it should be freed by
751 * numa_free_nodemask().
752 */
753 switch (td->o.numa_mem_mode) {
754 case MPOL_PREFERRED:
755 td->o.numa_mem_prefer_node = atoi(nodelist);
756 break;
757 case MPOL_INTERLEAVE:
758 case MPOL_BIND:
43522848
DG		 759 verify_bitmask = numa_parse_nodestring(nodelist);
760 if (verify_bitmask == NULL) {
d0b937ed
YR		 761 log_err("fio: numa_parse_nodestring failed\n");
762 td_verror(td, 1, "str_numa_memnodes_cb");
763 return 1;
764 }
43522848
DG		 765 td->o.numa_memnodes = strdup(nodelist);
766 numa_free_nodemask(verify_bitmask);
b74e419e 767
d0b937ed
YR		 768 break;
769 case MPOL_LOCAL:
770 case MPOL_DEFAULT:
771 default:
772 break;
773 }
774
d0b937ed 775 return 0;
d0b937ed
YR		 776out:
777 return 1;
778}
779#endif
780
214e1eca
JA		 781static int str_fst_cb(void *data, const char *str)
782{
a609f12a 783 struct thread_data *td = cb_data_to_td(data);
8c07860d
JA		 784 double val;
785 bool done = false;
786 char *nr;
214e1eca
JA		 787
788 td->file_service_nr = 1;
8c07860d
JA		 789
790 switch (td->o.file_service_type) {
791 case FIO_FSERVICE_RANDOM:
792 case FIO_FSERVICE_RR:
793 case FIO_FSERVICE_SEQ:
794 nr = get_opt_postfix(str);
795 if (nr) {
796 td->file_service_nr = atoi(nr);
797 free(nr);
798 }
799 done = true;
800 break;
801 case FIO_FSERVICE_ZIPF:
802 val = FIO_DEF_ZIPF;
803 break;
804 case FIO_FSERVICE_PARETO:
805 val = FIO_DEF_PARETO;
806 break;
807 case FIO_FSERVICE_GAUSS:
808 val = 0.0;
809 break;
810 default:
811 log_err("fio: bad file service type: %d\n", td->o.file_service_type);
812 return 1;
813 }
814
815 if (done)
816 return 0;
817
818 nr = get_opt_postfix(str);
819 if (nr && !str_to_float(nr, &val, 0)) {
820 log_err("fio: file service type random postfix parsing failed\n");
182ec6ee 821 free(nr);
8c07860d
JA		 822 return 1;
823 }
824
825 free(nr);
826
827 switch (td->o.file_service_type) {
828 case FIO_FSERVICE_ZIPF:
829 if (val == 1.00) {
830 log_err("fio: zipf theta must be different than 1.0\n");
831 return 1;
832 }
833 if (parse_dryrun())
834 return 0;
835 td->zipf_theta = val;
836 break;
837 case FIO_FSERVICE_PARETO:
838 if (val <= 0.00 || val >= 1.00) {
839 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
840 return 1;
841 }
842 if (parse_dryrun())
843 return 0;
844 td->pareto_h = val;
845 break;
846 case FIO_FSERVICE_GAUSS:
847 if (val < 0.00 || val >= 100.00) {
99c94a6b 848 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
8c07860d
JA		 849 return 1;
850 }
851 if (parse_dryrun())
852 return 0;
853 td->gauss_dev = val;
854 break;
182ec6ee 855 }
214e1eca
JA		 856
857 return 0;
858}
859
67bf9823 860#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA		 861static int str_sfr_cb(void *data, const char *str)
862{
a609f12a 863 struct thread_data *td = cb_data_to_td(data);
44f29692
JA		 864 char *nr = get_opt_postfix(str);
865
866 td->sync_file_range_nr = 1;
867 if (nr) {
868 td->sync_file_range_nr = atoi(nr);
869 free(nr);
870 }
871
872 return 0;
873}
3ae06371 874#endif
44f29692 875
764593c0 876static int zone_split_ddir(struct thread_options *o, enum fio_ddir ddir,
59466396 877 char *str, bool absolute)
e0a04ac1 878{
e0a04ac1 879 unsigned int i, perc, perc_missing, sperc, sperc_missing;
d2835319 880 struct split split;
e0a04ac1 881
d2835319 882 memset(&split, 0, sizeof(split));
e0a04ac1 883
517c9c72 884 if (split_parse_ddir(o, &split, str, absolute, ZONESPLIT_MAX))
d2835319
JA		 885 return 1;
886 if (!split.nr)
887 return 0;
e0a04ac1 888
d2835319
JA		 889 o->zone_split[ddir] = malloc(split.nr * sizeof(struct zone_split));
890 o->zone_split_nr[ddir] = split.nr;
891 for (i = 0; i < split.nr; i++) {
892 o->zone_split[ddir][i].access_perc = split.val1[i];
59466396
JA		 893 if (absolute)
894 o->zone_split[ddir][i].size = split.val2[i];
895 else
896 o->zone_split[ddir][i].size_perc = split.val2[i];
e0a04ac1
JA		 897 }
898
e0a04ac1
JA		 899 /*
900 * Now check if the percentages add up, and how much is missing
901 */
902 perc = perc_missing = 0;
903 sperc = sperc_missing = 0;
904 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 905 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA		 906
907 if (zsp->access_perc == (uint8_t) -1U)
908 perc_missing++;
909 else
910 perc += zsp->access_perc;
911
59466396
JA		 912 if (!absolute) {
913 if (zsp->size_perc == (uint8_t) -1U)
914 sperc_missing++;
915 else
916 sperc += zsp->size_perc;
917 }
e0a04ac1
JA		 918 }
919
920 if (perc > 100 || sperc > 100) {
921 log_err("fio: zone_split percentages add to more than 100%%\n");
d2835319
JA		 922 free(o->zone_split[ddir]);
923 o->zone_split[ddir] = NULL;
e0a04ac1
JA		 924 return 1;
925 }
926 if (perc < 100) {
927 log_err("fio: access percentage don't add up to 100 for zoned "
928 "random distribution (got=%u)\n", perc);
d2835319
JA		 929 free(o->zone_split[ddir]);
930 o->zone_split[ddir] = NULL;
e0a04ac1
JA		 931 return 1;
932 }
933
934 /*
935 * If values didn't have a percentage set, divide the remains between
936 * them.
937 */
938 if (perc_missing) {
939 if (perc_missing == 1 && o->zone_split_nr[ddir] == 1)
940 perc = 100;
941 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 942 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA		 943
944 if (zsp->access_perc == (uint8_t) -1U)
945 zsp->access_perc = (100 - perc) / perc_missing;
946 }
947 }
948 if (sperc_missing) {
949 if (sperc_missing == 1 && o->zone_split_nr[ddir] == 1)
950 sperc = 100;
951 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 952 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA		 953
954 if (zsp->size_perc == (uint8_t) -1U)
955 zsp->size_perc = (100 - sperc) / sperc_missing;
956 }
957 }
958
e0a04ac1
JA		 959 return 0;
960}
961
59466396
JA		 962static int parse_zoned_distribution(struct thread_data *td, const char *input,
963 bool absolute)
e0a04ac1 964{
59466396 965 const char *pre = absolute ? "zoned_abs:" : "zoned:";
764593c0 966 char *str, *p;
e0a04ac1
JA		 967 int i, ret = 0;
968
969 p = str = strdup(input);
970
971 strip_blank_front(&str);
972 strip_blank_end(str);
973
974 /* We expect it to start like that, bail if not */
59466396 975 if (strncmp(str, pre, strlen(pre))) {
e0a04ac1
JA		 976 log_err("fio: mismatch in zoned input <%s>\n", str);
977 free(p);
978 return 1;
979 }
59466396 980 str += strlen(pre);
e0a04ac1 981
59466396 982 ret = str_split_parse(td, str, zone_split_ddir, absolute);
e0a04ac1
JA		 983
984 free(p);
985
986 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
987 int j;
988
989 dprint(FD_PARSE, "zone ddir %d (nr=%u): \n", i, td->o.zone_split_nr[i]);
990
991 for (j = 0; j < td->o.zone_split_nr[i]; j++) {
992 struct zone_split *zsp = &td->o.zone_split[i][j];
993
59466396
JA		 994 if (absolute) {
995 dprint(FD_PARSE, "\t%d: %u/%llu\n", j,
996 zsp->access_perc,
997 (unsigned long long) zsp->size);
998 } else {
999 dprint(FD_PARSE, "\t%d: %u/%u\n", j,
1000 zsp->access_perc,
1001 zsp->size_perc);
1002 }
e0a04ac1
JA		 1003 }
1004 }
1005
55baca06 1006 if (parse_dryrun()) {
55baca06
JA		 1007 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1008 free(td->o.zone_split[i]);
1009 td->o.zone_split[i] = NULL;
1010 td->o.zone_split_nr[i] = 0;
1011 }
1012
1013 return ret;
1014 }
1015
81bdb791 1016 if (ret) {
dc4bffb8
JA		 1017 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1018 td->o.zone_split_nr[i] = 0;
1019 }
e0a04ac1
JA		 1020
1021 return ret;
1022}
1023
e25839d4
JA		 1024static int str_random_distribution_cb(void *data, const char *str)
1025{
a609f12a 1026 struct thread_data *td = cb_data_to_td(data);
e25839d4
JA		 1027 double val;
1028 char *nr;
1029
925fee33 1030 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF)
c95f9404 1031 val = FIO_DEF_ZIPF;
925fee33 1032 else if (td->o.random_distribution == FIO_RAND_DIST_PARETO)
c95f9404 1033 val = FIO_DEF_PARETO;
56d9fa4b
JA		 1034 else if (td->o.random_distribution == FIO_RAND_DIST_GAUSS)
1035 val = 0.0;
e0a04ac1 1036 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED)
59466396
JA		 1037 return parse_zoned_distribution(td, str, false);
1038 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED_ABS)
1039 return parse_zoned_distribution(td, str, true);
925fee33 1040 else
e25839d4
JA		 1041 return 0;
1042
1043 nr = get_opt_postfix(str);
88038bc7 1044 if (nr && !str_to_float(nr, &val, 0)) {
e25839d4
JA		 1045 log_err("fio: random postfix parsing failed\n");
1046 free(nr);
1047 return 1;
1048 }
1049
078189c1
JA		 1050 free(nr);
1051
18ded917
JA		 1052 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) {
1053 if (val == 1.00) {
1054 log_err("fio: zipf theta must different than 1.0\n");
1055 return 1;
1056 }
55baca06
JA		 1057 if (parse_dryrun())
1058 return 0;
1e5324e7 1059 td->o.zipf_theta.u.f = val;
56d9fa4b 1060 } else if (td->o.random_distribution == FIO_RAND_DIST_PARETO) {
078189c1
JA		 1061 if (val <= 0.00 || val >= 1.00) {
1062 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
1063 return 1;
1064 }
55baca06
JA		 1065 if (parse_dryrun())
1066 return 0;
1e5324e7 1067 td->o.pareto_h.u.f = val;
3cdb8cf3 1068 } else {
76527b19 1069 if (val < 0.00 || val >= 100.0) {
99c94a6b 1070 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
3cdb8cf3
JA		 1071 return 1;
1072 }
55baca06
JA		 1073 if (parse_dryrun())
1074 return 0;
f88cd222 1075 td->o.gauss_dev.u.f = val;
3cdb8cf3 1076 }
921c766f
JA		 1077
1078 return 0;
1079}
1080
16e56d25
VF		 1081static int str_steadystate_cb(void *data, const char *str)
1082{
94f218f6 1083 struct thread_data *td = cb_data_to_td(data);
16e56d25
VF		 1084 double val;
1085 char *nr;
1086 char *pct;
1087 long long ll;
1088
2c5d94bc
VF		 1089 if (td->o.ss_state != FIO_SS_IOPS && td->o.ss_state != FIO_SS_IOPS_SLOPE &&
1090 td->o.ss_state != FIO_SS_BW && td->o.ss_state != FIO_SS_BW_SLOPE) {
16e56d25
VF		 1091 /* should be impossible to get here */
1092 log_err("fio: unknown steady state criterion\n");
1093 return 1;
1094 }
1095
1096 nr = get_opt_postfix(str);
1097 if (!nr) {
1098 log_err("fio: steadystate threshold must be specified in addition to criterion\n");
1099 free(nr);
1100 return 1;
1101 }
1102
1103 /* ENHANCEMENT Allow fio to understand size=10.2% and use here */
1104 pct = strstr(nr, "%");
1105 if (pct) {
1106 *pct = '\0';
1107 strip_blank_end(nr);
1108 if (!str_to_float(nr, &val, 0)) {
1109 log_err("fio: could not parse steadystate threshold percentage\n");
1110 free(nr);
1111 return 1;
1112 }
1113
1114 dprint(FD_PARSE, "set steady state threshold to %f%%\n", val);
1115 free(nr);
1116 if (parse_dryrun())
1117 return 0;
1118
c8caba48 1119 td->o.ss_state |= FIO_SS_PCT;
16e56d25 1120 td->o.ss_limit.u.f = val;
c8caba48 1121 } else if (td->o.ss_state & FIO_SS_IOPS) {
16e56d25
VF		 1122 if (!str_to_float(nr, &val, 0)) {
1123 log_err("fio: steadystate IOPS threshold postfix parsing failed\n");
1124 free(nr);
1125 return 1;
1126 }
1127
1128 dprint(FD_PARSE, "set steady state IOPS threshold to %f\n", val);
1129 free(nr);
1130 if (parse_dryrun())
1131 return 0;
1132
16e56d25 1133 td->o.ss_limit.u.f = val;
16e56d25
VF		 1134 } else { /* bandwidth criterion */
1135 if (str_to_decimal(nr, &ll, 1, td, 0, 0)) {
1136 log_err("fio: steadystate BW threshold postfix parsing failed\n");
1137 free(nr);
1138 return 1;
1139 }
1140
1141 dprint(FD_PARSE, "set steady state BW threshold to %lld\n", ll);
1142 free(nr);
1143 if (parse_dryrun())
1144 return 0;
1145
16e56d25 1146 td->o.ss_limit.u.f = (double) ll;
16e56d25
VF		 1147 }
1148
2c5d94bc 1149 td->ss.state = td->o.ss_state;
16e56d25
VF		 1150 return 0;
1151}
1152
8e827d35 1153/*
bcbfeefa 1154 * Return next name in the string. Files are separated with ':'. If the ':'
8e827d35
JA		 1155 * is escaped with a '\', then that ':' is part of the filename and does not
1156 * indicate a new file.
1157 */
532eda7e 1158char *get_next_str(char **ptr)
8e827d35
JA		 1159{
1160 char *str = *ptr;
1161 char *p, *start;
1162
1163 if (!str || !strlen(str))
1164 return NULL;
1165
1166 start = str;
1167 do {
1168 /*
1169 * No colon, we are done
1170 */
1171 p = strchr(str, ':');
1172 if (!p) {
1173 *ptr = NULL;
1174 break;
1175 }
1176
1177 /*
1178 * We got a colon, but it's the first character. Skip and
1179 * continue
1180 */
1181 if (p == start) {
1182 str = ++start;
1183 continue;
1184 }
1185
1186 if (*(p - 1) != '\\') {
1187 *p = '\0';
1188 *ptr = p + 1;
1189 break;
1190 }
1191
1192 memmove(p - 1, p, strlen(p) + 1);
1193 str = p;
1194 } while (1);
1195
1196 return start;
1197}
1198
bcbfeefa 1199
532eda7e 1200int get_max_str_idx(char *input)
bcbfeefa
CE		 1201{
1202 unsigned int cur_idx;
1203 char *str, *p;
1204
1205 p = str = strdup(input);
1206 for (cur_idx = 0; ; cur_idx++)
532eda7e 1207 if (get_next_str(&str) == NULL)
bcbfeefa
CE		 1208 break;
1209
1210 free(p);
1211 return cur_idx;
1212}
1213
1214/*
1215 * Returns the directory at the index, indexes > entires will be
1216 * assigned via modulo division of the index
1217 */
922a5be8
JA		 1218int set_name_idx(char *target, size_t tlen, char *input, int index,
1219 bool unique_filename)
bcbfeefa
CE		 1220{
1221 unsigned int cur_idx;
1222 int len;
1223 char *fname, *str, *p;
1224
1225 p = str = strdup(input);
1226
532eda7e 1227 index %= get_max_str_idx(input);
bcbfeefa 1228 for (cur_idx = 0; cur_idx <= index; cur_idx++)
532eda7e 1229 fname = get_next_str(&str);
bcbfeefa 1230
922a5be8 1231 if (client_sockaddr_str[0] && unique_filename) {
e13c3b50
JA		 1232 len = snprintf(target, tlen, "%s/%s.", fname,
1233 client_sockaddr_str);
1234 } else
1235 len = snprintf(target, tlen, "%s/", fname);
72a703da 1236
e13c3b50 1237 target[tlen - 1] = '\0';
bcbfeefa
CE		 1238 free(p);
1239
1240 return len;
1241}
1242
c70c7f58
AK		 1243char* get_name_by_idx(char *input, int index)
1244{
1245 unsigned int cur_idx;
1246 char *fname, *str, *p;
1247
1248 p = str = strdup(input);
1249
532eda7e 1250 index %= get_max_str_idx(input);
c70c7f58 1251 for (cur_idx = 0; cur_idx <= index; cur_idx++)
532eda7e 1252 fname = get_next_str(&str);
c70c7f58
AK		 1253
1254 fname = strdup(fname);
1255 free(p);
1256
1257 return fname;
1258}
1259
214e1eca
JA		 1260static int str_filename_cb(void *data, const char *input)
1261{
a609f12a 1262 struct thread_data *td = cb_data_to_td(data);
214e1eca
JA		 1263 char *fname, *str, *p;
1264
1265 p = str = strdup(input);
1266
1267 strip_blank_front(&str);
1268 strip_blank_end(str);
1269
79591fa9
TK		 1270 /*
1271 * Ignore what we may already have from nrfiles option.
1272 */
214e1eca 1273 if (!td->files_index)
2dc1bbeb 1274 td->o.nr_files = 0;
214e1eca 1275
532eda7e 1276 while ((fname = get_next_str(&str)) != NULL) {
214e1eca
JA		 1277 if (!strlen(fname))
1278 break;
5903e7b7 1279 add_file(td, fname, 0, 1);
214e1eca
JA		 1280 }
1281
1282 free(p);
1283 return 0;
1284}
1285
bcbfeefa 1286static int str_directory_cb(void *data, const char fio_unused *unused)
214e1eca 1287{
a609f12a 1288 struct thread_data *td = cb_data_to_td(data);
214e1eca 1289 struct stat sb;
bcbfeefa
CE		 1290 char *dirname, *str, *p;
1291 int ret = 0;
214e1eca 1292
f9633d72
JA		 1293 if (parse_dryrun())
1294 return 0;
1295
bcbfeefa 1296 p = str = strdup(td->o.directory);
532eda7e 1297 while ((dirname = get_next_str(&str)) != NULL) {
bcbfeefa
CE		 1298 if (lstat(dirname, &sb) < 0) {
1299 ret = errno;
921c766f 1300
bcbfeefa
CE		 1301 log_err("fio: %s is not a directory\n", dirname);
1302 td_verror(td, ret, "lstat");
1303 goto out;
1304 }
1305 if (!S_ISDIR(sb.st_mode)) {
1306 log_err("fio: %s is not a directory\n", dirname);
1307 ret = 1;
1308 goto out;
1309 }
214e1eca
JA		 1310 }
1311
bcbfeefa
CE		 1312out:
1313 free(p);
1314 return ret;
214e1eca
JA		 1315}
1316
1317static int str_opendir_cb(void *data, const char fio_unused *str)
1318{
a609f12a 1319 struct thread_data *td = cb_data_to_td(data);
214e1eca 1320
52c0cea3
JA		 1321 if (parse_dryrun())
1322 return 0;
1323
214e1eca 1324 if (!td->files_index)
2dc1bbeb 1325 td->o.nr_files = 0;
214e1eca 1326
2dc1bbeb 1327 return add_dir_files(td, td->o.opendir);
214e1eca
JA		 1328}
1329
ce35b1ec
JA		 1330static int str_buffer_pattern_cb(void *data, const char *input)
1331{
a609f12a 1332 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA		 1333 int ret;
1334
61b9861d
RP		 1335 /* FIXME: for now buffer pattern does not support formats */
1336 ret = parse_and_fill_pattern(input, strlen(input), td->o.buffer_pattern,
1337 MAX_PATTERN_SIZE, NULL, 0, NULL, NULL);
1338 if (ret < 0)
1339 return 1;
ce35b1ec 1340
61b9861d
RP		 1341 assert(ret != 0);
1342 td->o.buffer_pattern_bytes = ret;
c55fae03
JA		 1343
1344 /*
1345 * If this job is doing any reading or has compression set,
1346 * ensure that we refill buffers for writes or we could be
1347 * invalidating the pattern through reads.
1348 */
1349 if (!td->o.compress_percentage && !td_read(td))
61b9861d 1350 td->o.refill_buffers = 0;
c55fae03
JA		 1351 else
1352 td->o.refill_buffers = 1;
1353
61b9861d
RP		 1354 td->o.scramble_buffers = 0;
1355 td->o.zero_buffers = 0;
efcd9dcc 1356
61b9861d 1357 return 0;
ce35b1ec
JA		 1358}
1359
bedc9dc2
JA		 1360static int str_buffer_compress_cb(void *data, unsigned long long *il)
1361{
a609f12a 1362 struct thread_data *td = cb_data_to_td(data);
bedc9dc2
JA		 1363
1364 td->flags |= TD_F_COMPRESS;
1365 td->o.compress_percentage = *il;
1366 return 0;
1367}
1368
5c94b008
JA		 1369static int str_dedupe_cb(void *data, unsigned long long *il)
1370{
a609f12a 1371 struct thread_data *td = cb_data_to_td(data);
5c94b008
JA		 1372
1373 td->flags |= TD_F_COMPRESS;
1374 td->o.dedupe_percentage = *il;
1375 td->o.refill_buffers = 1;
1376 return 0;
1377}
1378
ce35b1ec
JA		 1379static int str_verify_pattern_cb(void *data, const char *input)
1380{
a609f12a 1381 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA		 1382 int ret;
1383
61b9861d
RP		 1384 td->o.verify_fmt_sz = ARRAY_SIZE(td->o.verify_fmt);
1385 ret = parse_and_fill_pattern(input, strlen(input), td->o.verify_pattern,
4205998f
JA		 1386 MAX_PATTERN_SIZE, fmt_desc, sizeof(fmt_desc),
1387 td->o.verify_fmt, &td->o.verify_fmt_sz);
61b9861d
RP		 1388 if (ret < 0)
1389 return 1;
efcd9dcc 1390
61b9861d
RP		 1391 assert(ret != 0);
1392 td->o.verify_pattern_bytes = ret;
92bf48d5 1393 /*
b638d82f 1394 * VERIFY_* could already be set
92bf48d5 1395 */
61b9861d 1396 if (!fio_option_is_set(&td->o, verify))
92bf48d5 1397 td->o.verify = VERIFY_PATTERN;
efcd9dcc 1398
61b9861d 1399 return 0;
90059d65 1400}
214e1eca 1401
993bf48b
JA		 1402static int str_gtod_reduce_cb(void *data, int *il)
1403{
a609f12a 1404 struct thread_data *td = cb_data_to_td(data);
993bf48b
JA		 1405 int val = *il;
1406
02af0988 1407 td->o.disable_lat = !!val;
993bf48b
JA		 1408 td->o.disable_clat = !!val;
1409 td->o.disable_slat = !!val;
1410 td->o.disable_bw = !!val;
0dc1bc03 1411 td->o.clat_percentiles = !val;
993bf48b 1412 if (val)
8b6a404c 1413 td->ts_cache_mask = 63;
993bf48b
JA		 1414
1415 return 0;
1416}
1417
89978a6b
BW		 1418static int str_offset_cb(void *data, unsigned long long *__val)
1419{
1420 struct thread_data *td = cb_data_to_td(data);
1421 unsigned long long v = *__val;
1422
1423 if (parse_is_percent(v)) {
1424 td->o.start_offset = 0;
1425 td->o.start_offset_percent = -1ULL - v;
872e0415
JA		 1426 dprint(FD_PARSE, "SET start_offset_percent %d\n",
1427 td->o.start_offset_percent);
89978a6b
BW		 1428 } else
1429 td->o.start_offset = v;
1430
1431 return 0;
1432}
1433
7bb59102
JA		 1434static int str_size_cb(void *data, unsigned long long *__val)
1435{
a609f12a 1436 struct thread_data *td = cb_data_to_td(data);
7bb59102
JA		 1437 unsigned long long v = *__val;
1438
1439 if (parse_is_percent(v)) {
1440 td->o.size = 0;
1441 td->o.size_percent = -1ULL - v;
24e4321c
TK		 1442 dprint(FD_PARSE, "SET size_percent %d\n",
1443 td->o.size_percent);
7bb59102
JA		 1444 } else
1445 td->o.size = v;
1446
1447 return 0;
1448}
1449
dded427c
OS		 1450static int str_write_bw_log_cb(void *data, const char *str)
1451{
1452 struct thread_data *td = cb_data_to_td(data);
1453
1454 if (str)
1455 td->o.bw_log_file = strdup(str);
1456
1457 td->o.write_bw_log = 1;
1458 return 0;
1459}
1460
1461static int str_write_lat_log_cb(void *data, const char *str)
1462{
1463 struct thread_data *td = cb_data_to_td(data);
1464
1465 if (str)
1466 td->o.lat_log_file = strdup(str);
1467
1468 td->o.write_lat_log = 1;
1469 return 0;
1470}
1471
1472static int str_write_iops_log_cb(void *data, const char *str)
1473{
1474 struct thread_data *td = cb_data_to_td(data);
1475
1476 if (str)
1477 td->o.iops_log_file = strdup(str);
1478
1479 td->o.write_iops_log = 1;
1480 return 0;
1481}
1482
1483static int str_write_hist_log_cb(void *data, const char *str)
1484{
1485 struct thread_data *td = cb_data_to_td(data);
1486
1487 if (str)
1488 td->o.hist_log_file = strdup(str);
1489
1490 td->o.write_hist_log = 1;
1491 return 0;
1492}
1493
6730b40f
TK		 1494/*
1495 * str is supposed to be a substring of the strdup'd original string,
1496 * and is valid only if it's a regular file path.
1497 * This function keeps the pointer to the path as needed later.
1498 *
1499 * "external:/path/to/so\0" <- original pointer updated with strdup'd
1500 * "external\0" <- above pointer after parsed, i.e. ->ioengine
1501 * "/path/to/so\0" <- str argument, i.e. ->ioengine_so_path
1502 */
1503static int str_ioengine_external_cb(void *data, const char *str)
1504{
1505 struct thread_data *td = cb_data_to_td(data);
1506 struct stat sb;
1507 char *p;
1508
1509 if (!str) {
1510 log_err("fio: null external ioengine path\n");
1511 return 1;
1512 }
1513
1514 p = (char *)str; /* str is mutable */
1515 strip_blank_front(&p);
1516 strip_blank_end(p);
1517
1518 if (stat(p, &sb) || !S_ISREG(sb.st_mode)) {
1519 log_err("fio: invalid external ioengine path \"%s\"\n", p);
1520 return 1;
1521 }
1522
1523 td->o.ioengine_so_path = p;
1524 return 0;
1525}
1526
9109883a 1527static int rw_verify(const struct fio_option *o, void *data)
896cac2a 1528{
a609f12a 1529 struct thread_data *td = cb_data_to_td(data);
896cac2a 1530
d81d0f99
VF		 1531 if (read_only && (td_write(td) || td_trim(td))) {
1532 log_err("fio: job <%s> has write or trim bit set, but"
1533 " fio is in read-only mode\n", td->o.name);
896cac2a
JA		 1534 return 1;
1535 }
1536
1537 return 0;
1538}
1539
9109883a 1540static int gtod_cpu_verify(const struct fio_option *o, void *data)
29d43ff9 1541{
276ca4f7 1542#ifndef FIO_HAVE_CPU_AFFINITY
a609f12a 1543 struct thread_data *td = cb_data_to_td(data);
29d43ff9 1544
29d43ff9
JA		 1545 if (td->o.gtod_cpu) {
1546 log_err("fio: platform must support CPU affinity for"
1547 "gettimeofday() offloading\n");
1548 return 1;
1549 }
1550#endif
1551
1552 return 0;
1553}
1554
214e1eca
JA		 1555/*
1556 * Map of job/command line options
1557 */
9af4a244 1558struct fio_option fio_options[FIO_MAX_OPTS] = {
214e1eca
JA		 1559 {
1560 .name = "description",
e8b0e958 1561 .lname = "Description of job",
214e1eca 1562 .type = FIO_OPT_STR_STORE,
a609f12a 1563 .off1 = offsetof(struct thread_options, description),
214e1eca 1564 .help = "Text job description",
e8b0e958 1565 .category = FIO_OPT_C_GENERAL,
0626037e 1566 .group = FIO_OPT_G_DESC,
214e1eca
JA		 1567 },
1568 {
1569 .name = "name",
e8b0e958 1570 .lname = "Job name",
214e1eca 1571 .type = FIO_OPT_STR_STORE,
a609f12a 1572 .off1 = offsetof(struct thread_options, name),
214e1eca 1573 .help = "Name of this job",
e8b0e958 1574 .category = FIO_OPT_C_GENERAL,
0626037e 1575 .group = FIO_OPT_G_DESC,
214e1eca 1576 },
9cc8cb91
AK		 1577 {
1578 .name = "wait_for",
1579 .lname = "Waitee name",
1580 .type = FIO_OPT_STR_STORE,
a609f12a 1581 .off1 = offsetof(struct thread_options, wait_for),
9cc8cb91
AK		 1582 .help = "Name of the job this one wants to wait for before starting",
1583 .category = FIO_OPT_C_GENERAL,
1584 .group = FIO_OPT_G_DESC,
1585 },
214e1eca
JA		 1586 {
1587 .name = "filename",
e8b0e958 1588 .lname = "Filename(s)",
214e1eca 1589 .type = FIO_OPT_STR_STORE,
a609f12a 1590 .off1 = offsetof(struct thread_options, filename),
214e1eca 1591 .cb = str_filename_cb,
f0d524b0 1592 .prio = -1, /* must come after "directory" */
214e1eca 1593 .help = "File(s) to use for the workload",
e8b0e958 1594 .category = FIO_OPT_C_FILE,
0626037e 1595 .group = FIO_OPT_G_FILENAME,
214e1eca 1596 },
90fef2d1 1597 {
e8b0e958
JA		 1598 .name = "directory",
1599 .lname = "Directory",
1600 .type = FIO_OPT_STR_STORE,
a609f12a 1601 .off1 = offsetof(struct thread_options, directory),
e8b0e958
JA		 1602 .cb = str_directory_cb,
1603 .help = "Directory to store files in",
1604 .category = FIO_OPT_C_FILE,
0626037e 1605 .group = FIO_OPT_G_FILENAME,
90fef2d1 1606 },
de98bd30
JA		 1607 {
1608 .name = "filename_format",
922a5be8 1609 .lname = "Filename Format",
de98bd30 1610 .type = FIO_OPT_STR_STORE,
a609f12a 1611 .off1 = offsetof(struct thread_options, filename_format),
de98bd30
JA		 1612 .prio = -1, /* must come after "directory" */
1613 .help = "Override default $jobname.$jobnum.$filenum naming",
1614 .def = "$jobname.$jobnum.$filenum",
93bb626a
JA		 1615 .category = FIO_OPT_C_FILE,
1616 .group = FIO_OPT_G_FILENAME,
ad705bcb 1617 },
922a5be8
JA		 1618 {
1619 .name = "unique_filename",
1620 .lname = "Unique Filename",
1621 .type = FIO_OPT_BOOL,
a609f12a 1622 .off1 = offsetof(struct thread_options, unique_filename),
922a5be8
JA		 1623 .help = "For network clients, prefix file with source IP",
1624 .def = "1",
1625 .category = FIO_OPT_C_FILE,
1626 .group = FIO_OPT_G_FILENAME,
1627 },
29c1349f
JA		 1628 {
1629 .name = "lockfile",
e8b0e958 1630 .lname = "Lockfile",
4d4e80f2 1631 .type = FIO_OPT_STR,
a609f12a 1632 .off1 = offsetof(struct thread_options, file_lock_mode),
29c1349f 1633 .help = "Lock file when doing IO to it",
bc6a0a5d 1634 .prio = 1,
29c1349f 1635 .parent = "filename",
d71c154c 1636 .hide = 0,
4d4e80f2 1637 .def = "none",
e8b0e958 1638 .category = FIO_OPT_C_FILE,
0626037e 1639 .group = FIO_OPT_G_FILENAME,
4d4e80f2
JA		 1640 .posval = {
1641 { .ival = "none",
1642 .oval = FILE_LOCK_NONE,
1643 .help = "No file locking",
1644 },
1645 { .ival = "exclusive",
1646 .oval = FILE_LOCK_EXCLUSIVE,
1647 .help = "Exclusive file lock",
1648 },
1649 {
1650 .ival = "readwrite",
1651 .oval = FILE_LOCK_READWRITE,
1652 .help = "Read vs write lock",
1653 },
1654 },
29c1349f 1655 },
214e1eca
JA		 1656 {
1657 .name = "opendir",
e8b0e958 1658 .lname = "Open directory",
214e1eca 1659 .type = FIO_OPT_STR_STORE,
a609f12a 1660 .off1 = offsetof(struct thread_options, opendir),
214e1eca
JA		 1661 .cb = str_opendir_cb,
1662 .help = "Recursively add files from this directory and down",
e8b0e958 1663 .category = FIO_OPT_C_FILE,
0626037e 1664 .group = FIO_OPT_G_FILENAME,
214e1eca
JA		 1665 },
1666 {
1667 .name = "rw",
e8b0e958 1668 .lname = "Read/write",
d3aad8f2 1669 .alias = "readwrite",
214e1eca 1670 .type = FIO_OPT_STR,
211097b2 1671 .cb = str_rw_cb,
a609f12a 1672 .off1 = offsetof(struct thread_options, td_ddir),
214e1eca
JA		 1673 .help = "IO direction",
1674 .def = "read",
896cac2a 1675 .verify = rw_verify,
e8b0e958 1676 .category = FIO_OPT_C_IO,
0626037e 1677 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1678 .posval = {
1679 { .ival = "read",
1680 .oval = TD_DDIR_READ,
1681 .help = "Sequential read",
1682 },
1683 { .ival = "write",
1684 .oval = TD_DDIR_WRITE,
1685 .help = "Sequential write",
1686 },
6eaf09d6
SL		 1687 { .ival = "trim",
1688 .oval = TD_DDIR_TRIM,
1689 .help = "Sequential trim",
1690 },
214e1eca
JA		 1691 { .ival = "randread",
1692 .oval = TD_DDIR_RANDREAD,
1693 .help = "Random read",
1694 },
1695 { .ival = "randwrite",
1696 .oval = TD_DDIR_RANDWRITE,
1697 .help = "Random write",
1698 },
6eaf09d6
SL		 1699 { .ival = "randtrim",
1700 .oval = TD_DDIR_RANDTRIM,
1701 .help = "Random trim",
1702 },
214e1eca
JA		 1703 { .ival = "rw",
1704 .oval = TD_DDIR_RW,
1705 .help = "Sequential read and write mix",
1706 },
10b023db
JA		 1707 { .ival = "readwrite",
1708 .oval = TD_DDIR_RW,
1709 .help = "Sequential read and write mix",
1710 },
214e1eca
JA		 1711 { .ival = "randrw",
1712 .oval = TD_DDIR_RANDRW,
1713 .help = "Random read and write mix"
1714 },
82a90686
JA		 1715 { .ival = "trimwrite",
1716 .oval = TD_DDIR_TRIMWRITE,
1717 .help = "Trim and write mix, trims preceding writes"
0e4dd95c 1718 },
214e1eca
JA		 1719 },
1720 },
38dad62d
JA		 1721 {
1722 .name = "rw_sequencer",
e8b0e958 1723 .lname = "RW Sequencer",
38dad62d 1724 .type = FIO_OPT_STR,
a609f12a 1725 .off1 = offsetof(struct thread_options, rw_seq),
38dad62d
JA		 1726 .help = "IO offset generator modifier",
1727 .def = "sequential",
e8b0e958 1728 .category = FIO_OPT_C_IO,
0626037e 1729 .group = FIO_OPT_G_IO_BASIC,
38dad62d
JA		 1730 .posval = {
1731 { .ival = "sequential",
1732 .oval = RW_SEQ_SEQ,
1733 .help = "Generate sequential offsets",
1734 },
1735 { .ival = "identical",
1736 .oval = RW_SEQ_IDENT,
1737 .help = "Generate identical offsets",
1738 },
1739 },
1740 },
1741
214e1eca
JA		 1742 {
1743 .name = "ioengine",
e8b0e958 1744 .lname = "IO Engine",
214e1eca 1745 .type = FIO_OPT_STR_STORE,
a609f12a 1746 .off1 = offsetof(struct thread_options, ioengine),
214e1eca 1747 .help = "IO engine to use",
58483fa4 1748 .def = FIO_PREFERRED_ENGINE,
e8b0e958 1749 .category = FIO_OPT_C_IO,
0626037e 1750 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1751 .posval = {
1752 { .ival = "sync",
1753 .help = "Use read/write",
1754 },
a31041ea 1755 { .ival = "psync",
1756 .help = "Use pread/pwrite",
1757 },
1d2af02a 1758 { .ival = "vsync",
03e20d68 1759 .help = "Use readv/writev",
1d2af02a 1760 },
07fc0acd
JA		 1761#ifdef CONFIG_PWRITEV
1762 { .ival = "pvsync",
1763 .help = "Use preadv/pwritev",
1764 },
1765#endif
6562685f 1766#ifdef FIO_HAVE_PWRITEV2
2cafffbe
JA		 1767 { .ival = "pvsync2",
1768 .help = "Use preadv2/pwritev2",
1769 },
1770#endif
67bf9823 1771#ifdef CONFIG_LIBAIO
214e1eca
JA		 1772 { .ival = "libaio",
1773 .help = "Linux native asynchronous IO",
1774 },
1775#endif
bffad86f
JA		 1776#ifdef ARCH_HAVE_IOURING
1777 { .ival = "io_uring",
1778 .help = "Fast Linux native aio",
52885fa2
JA		 1779 },
1780#endif
67bf9823 1781#ifdef CONFIG_POSIXAIO
214e1eca
JA		 1782 { .ival = "posixaio",
1783 .help = "POSIX asynchronous IO",
1784 },
417f0068 1785#endif
997843cb 1786#ifdef CONFIG_SOLARISAIO
417f0068
JA		 1787 { .ival = "solarisaio",
1788 .help = "Solaris native asynchronous IO",
1789 },
214e1eca 1790#endif
4700b234 1791#ifdef CONFIG_WINDOWSAIO
03e20d68 1792 { .ival = "windowsaio",
3be80071 1793 .help = "Windows native asynchronous IO"
de890a1e 1794 },
fc5c0345
DG		 1795#endif
1796#ifdef CONFIG_RBD
1797 { .ival = "rbd",
1798 .help = "Rados Block Device asynchronous IO"
1799 },
3be80071 1800#endif
214e1eca 1801 { .ival = "mmap",
03e20d68 1802 .help = "Memory mapped IO"
214e1eca 1803 },
67bf9823 1804#ifdef CONFIG_LINUX_SPLICE
214e1eca
JA		 1805 { .ival = "splice",
1806 .help = "splice/vmsplice based IO",
1807 },
9cce02e8
JA		 1808 { .ival = "netsplice",
1809 .help = "splice/vmsplice to/from the network",
1810 },
214e1eca
JA		 1811#endif
1812#ifdef FIO_HAVE_SGIO
1813 { .ival = "sg",
1814 .help = "SCSI generic v3 IO",
1815 },
1816#endif
1817 { .ival = "null",
1818 .help = "Testing engine (no data transfer)",
1819 },
1820 { .ival = "net",
1821 .help = "Network IO",
1822 },
214e1eca 1823 { .ival = "cpuio",
03e20d68 1824 .help = "CPU cycle burner engine",
214e1eca 1825 },
67bf9823 1826#ifdef CONFIG_GUASI
b8c82a46
JA		 1827 { .ival = "guasi",
1828 .help = "GUASI IO engine",
1829 },
79a43187 1830#endif
67bf9823 1831#ifdef CONFIG_RDMA
21b8aee8 1832 { .ival = "rdma",
1833 .help = "RDMA IO engine",
1834 },
8200b8c7 1835#endif
997843cb 1836#ifdef CONFIG_LINUX_EXT4_MOVE_EXTENT
1ecc95ca
JA		 1837 { .ival = "e4defrag",
1838 .help = "ext4 defrag engine",
1839 },
1840#endif
997843cb 1841#ifdef CONFIG_LINUX_FALLOCATE
1ecc95ca
JA		 1842 { .ival = "falloc",
1843 .help = "fallocate() file based engine",
1844 },
b8c82a46 1845#endif
a7c386f4 1846#ifdef CONFIG_GFAPI
1847 { .ival = "gfapi",
cc47f094 1848 .help = "Glusterfs libgfapi(sync) based engine"
1849 },
1850 { .ival = "gfapi_async",
1851 .help = "Glusterfs libgfapi(async) based engine"
a7c386f4 1852 },
1853#endif
1b10477b 1854#ifdef CONFIG_LIBHDFS
b74e419e 1855 { .ival = "libhdfs",
1b10477b
MM		 1856 .help = "Hadoop Distributed Filesystem (HDFS) engine"
1857 },
5c4ef02e
JA		 1858#endif
1859#ifdef CONFIG_PMEMBLK
1860 { .ival = "pmemblk",
363a5f65 1861 .help = "PMDK libpmemblk based IO engine",
5c4ef02e
JA		 1862 },
1863
104ee4de 1864#endif
a40e7a59
GB		 1865#ifdef CONFIG_IME
1866 { .ival = "ime_psync",
1867 .help = "DDN's IME synchronous IO engine",
1868 },
1869 { .ival = "ime_psyncv",
1870 .help = "DDN's IME synchronous IO engine using iovecs",
1871 },
1872 { .ival = "ime_aio",
1873 .help = "DDN's IME asynchronous IO engine",
1874 },
1875#endif
104ee4de
DJ		 1876#ifdef CONFIG_LINUX_DEVDAX
1877 { .ival = "dev-dax",
1878 .help = "DAX Device based IO engine",
1879 },
1b10477b 1880#endif
edc5fa12
JA		 1881 {
1882 .ival = "filecreate",
1883 .help = "File creation engine",
1884 },
214e1eca
JA		 1885 { .ival = "external",
1886 .help = "Load external engine (append name)",
6730b40f 1887 .cb = str_ioengine_external_cb,
214e1eca 1888 },
ae0db592
TI		 1889#ifdef CONFIG_LIBPMEM
1890 { .ival = "libpmem",
363a5f65 1891 .help = "PMDK libpmem based IO engine",
ae0db592 1892 },
c2f6a13d
LMB		 1893#endif
1894#ifdef CONFIG_HTTP
1895 { .ival = "http",
1896 .help = "HTTP (WebDAV/S3) IO engine",
1897 },
ae0db592 1898#endif
214e1eca
JA		 1899 },
1900 },
1901 {
1902 .name = "iodepth",
e8b0e958 1903 .lname = "IO Depth",
214e1eca 1904 .type = FIO_OPT_INT,
a609f12a 1905 .off1 = offsetof(struct thread_options, iodepth),
03e20d68 1906 .help = "Number of IO buffers to keep in flight",
757aff4f 1907 .minval = 1,
20eb06bd 1908 .interval = 1,
214e1eca 1909 .def = "1",
e8b0e958 1910 .category = FIO_OPT_C_IO,
0626037e 1911 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1912 },
1913 {
1914 .name = "iodepth_batch",
e8b0e958 1915 .lname = "IO Depth batch",
4950421a 1916 .alias = "iodepth_batch_submit",
214e1eca 1917 .type = FIO_OPT_INT,
a609f12a 1918 .off1 = offsetof(struct thread_options, iodepth_batch),
d65db441 1919 .help = "Number of IO buffers to submit in one go",
afdf9352 1920 .parent = "iodepth",
d71c154c 1921 .hide = 1,
20eb06bd 1922 .interval = 1,
a2e6f8ac 1923 .def = "1",
e8b0e958 1924 .category = FIO_OPT_C_IO,
0626037e 1925 .group = FIO_OPT_G_IO_BASIC,
4950421a
JA		 1926 },
1927 {
82407585
RP		 1928 .name = "iodepth_batch_complete_min",
1929 .lname = "Min IO depth batch complete",
1930 .alias = "iodepth_batch_complete",
4950421a 1931 .type = FIO_OPT_INT,
a609f12a 1932 .off1 = offsetof(struct thread_options, iodepth_batch_complete_min),
82407585 1933 .help = "Min number of IO buffers to retrieve in one go",
4950421a 1934 .parent = "iodepth",
d71c154c 1935 .hide = 1,
4950421a 1936 .minval = 0,
20eb06bd 1937 .interval = 1,
4950421a 1938 .def = "1",
e8b0e958 1939 .category = FIO_OPT_C_IO,
0626037e 1940 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1941 },
82407585
RP		 1942 {
1943 .name = "iodepth_batch_complete_max",
1944 .lname = "Max IO depth batch complete",
1945 .type = FIO_OPT_INT,
a609f12a 1946 .off1 = offsetof(struct thread_options, iodepth_batch_complete_max),
82407585
RP		 1947 .help = "Max number of IO buffers to retrieve in one go",
1948 .parent = "iodepth",
1949 .hide = 1,
1950 .minval = 0,
1951 .interval = 1,
1952 .category = FIO_OPT_C_IO,
1953 .group = FIO_OPT_G_IO_BASIC,
1954 },
214e1eca
JA		 1955 {
1956 .name = "iodepth_low",
e8b0e958 1957 .lname = "IO Depth batch low",
214e1eca 1958 .type = FIO_OPT_INT,
a609f12a 1959 .off1 = offsetof(struct thread_options, iodepth_low),
214e1eca 1960 .help = "Low water mark for queuing depth",
afdf9352 1961 .parent = "iodepth",
d71c154c 1962 .hide = 1,
20eb06bd 1963 .interval = 1,
e8b0e958 1964 .category = FIO_OPT_C_IO,
0626037e 1965 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1966 },
997b5680
SW		 1967 {
1968 .name = "serialize_overlap",
1969 .lname = "Serialize overlap",
1970 .off1 = offsetof(struct thread_options, serialize_overlap),
1971 .type = FIO_OPT_BOOL,
1972 .help = "Wait for in-flight IOs that collide to complete",
1973 .parent = "iodepth",
1974 .def = "0",
1975 .category = FIO_OPT_C_IO,
1976 .group = FIO_OPT_G_IO_BASIC,
1977 },
a9da8ab2
JA		 1978 {
1979 .name = "io_submit_mode",
1980 .lname = "IO submit mode",
1981 .type = FIO_OPT_STR,
a609f12a 1982 .off1 = offsetof(struct thread_options, io_submit_mode),
a9da8ab2
JA		 1983 .help = "How IO submissions and completions are done",
1984 .def = "inline",
1985 .category = FIO_OPT_C_IO,
1986 .group = FIO_OPT_G_IO_BASIC,
1987 .posval = {
1988 { .ival = "inline",
1989 .oval = IO_MODE_INLINE,
1990 .help = "Submit and complete IO inline",
1991 },
1992 { .ival = "offload",
1993 .oval = IO_MODE_OFFLOAD,
1994 .help = "Offload submit and complete to threads",
1995 },
1996 },
1997 },
214e1eca
JA		 1998 {
1999 .name = "size",
e8b0e958 2000 .lname = "Size",
214e1eca 2001 .type = FIO_OPT_STR_VAL,
7bb59102 2002 .cb = str_size_cb,
a609f12a 2003 .off1 = offsetof(struct thread_options, size),
214e1eca 2004 .help = "Total size of device or files",
20eb06bd 2005 .interval = 1024 * 1024,
e8b0e958
JA		 2006 .category = FIO_OPT_C_IO,
2007 .group = FIO_OPT_G_INVALID,
214e1eca 2008 },
77731b29 2009 {
a4d3b4db
JA		 2010 .name = "io_size",
2011 .alias = "io_limit",
2012 .lname = "IO Size",
77731b29 2013 .type = FIO_OPT_STR_VAL,
5be9bf09 2014 .off1 = offsetof(struct thread_options, io_size),
1684f7fd 2015 .help = "Total size of I/O to be performed",
77731b29
JA		 2016 .interval = 1024 * 1024,
2017 .category = FIO_OPT_C_IO,
2018 .group = FIO_OPT_G_INVALID,
2019 },
aa31f1f1
SL		 2020 {
2021 .name = "fill_device",
e8b0e958 2022 .lname = "Fill device",
74586c1e 2023 .alias = "fill_fs",
aa31f1f1 2024 .type = FIO_OPT_BOOL,
a609f12a 2025 .off1 = offsetof(struct thread_options, fill_device),
aa31f1f1
SL		 2026 .help = "Write until an ENOSPC error occurs",
2027 .def = "0",
e8b0e958
JA		 2028 .category = FIO_OPT_C_FILE,
2029 .group = FIO_OPT_G_INVALID,
aa31f1f1 2030 },
214e1eca
JA		 2031 {
2032 .name = "filesize",
e8b0e958 2033 .lname = "File size",
214e1eca 2034 .type = FIO_OPT_STR_VAL,
a609f12a
JA		 2035 .off1 = offsetof(struct thread_options, file_size_low),
2036 .off2 = offsetof(struct thread_options, file_size_high),
c3edbdba 2037 .minval = 1,
214e1eca 2038 .help = "Size of individual files",
20eb06bd 2039 .interval = 1024 * 1024,
e8b0e958
JA		 2040 .category = FIO_OPT_C_FILE,
2041 .group = FIO_OPT_G_INVALID,
214e1eca 2042 },
bedc9dc2
JA		 2043 {
2044 .name = "file_append",
2045 .lname = "File append",
2046 .type = FIO_OPT_BOOL,
a609f12a 2047 .off1 = offsetof(struct thread_options, file_append),
bedc9dc2
JA		 2048 .help = "IO will start at the end of the file(s)",
2049 .def = "0",
2050 .category = FIO_OPT_C_FILE,
2051 .group = FIO_OPT_G_INVALID,
2052 },
67a1000f
JA		 2053 {
2054 .name = "offset",
e8b0e958 2055 .lname = "IO offset",
67a1000f
JA		 2056 .alias = "fileoffset",
2057 .type = FIO_OPT_STR_VAL,
89978a6b 2058 .cb = str_offset_cb,
a609f12a 2059 .off1 = offsetof(struct thread_options, start_offset),
67a1000f
JA		 2060 .help = "Start IO from this offset",
2061 .def = "0",
20eb06bd 2062 .interval = 1024 * 1024,
e8b0e958
JA		 2063 .category = FIO_OPT_C_IO,
2064 .group = FIO_OPT_G_INVALID,
67a1000f 2065 },
83c8b093
JF		 2066 {
2067 .name = "offset_align",
2068 .lname = "IO offset alignment",
2069 .type = FIO_OPT_INT,
2070 .off1 = offsetof(struct thread_options, start_offset_align),
2071 .help = "Start IO from this offset alignment",
2072 .def = "0",
2073 .interval = 512,
2074 .category = FIO_OPT_C_IO,
2075 .group = FIO_OPT_G_INVALID,
2076 },
2d7cd868
JA		 2077 {
2078 .name = "offset_increment",
e8b0e958 2079 .lname = "IO offset increment",
2d7cd868 2080 .type = FIO_OPT_STR_VAL,
a609f12a 2081 .off1 = offsetof(struct thread_options, offset_increment),
2d7cd868
JA		 2082 .help = "What is the increment from one offset to the next",
2083 .parent = "offset",
d71c154c 2084 .hide = 1,
2d7cd868 2085 .def = "0",
20eb06bd 2086 .interval = 1024 * 1024,
e8b0e958
JA		 2087 .category = FIO_OPT_C_IO,
2088 .group = FIO_OPT_G_INVALID,
2d7cd868 2089 },
ddf24e42
JA		 2090 {
2091 .name = "number_ios",
2092 .lname = "Number of IOs to perform",
2093 .type = FIO_OPT_STR_VAL,
a609f12a 2094 .off1 = offsetof(struct thread_options, number_ios),
be3fec7d 2095 .help = "Force job completion after this number of IOs",
ddf24e42
JA		 2096 .def = "0",
2097 .category = FIO_OPT_C_IO,
2098 .group = FIO_OPT_G_INVALID,
2099 },
214e1eca
JA		 2100 {
2101 .name = "bs",
e8b0e958 2102 .lname = "Block size",
d3aad8f2 2103 .alias = "blocksize",
5fff9543 2104 .type = FIO_OPT_ULL,
a609f12a
JA		 2105 .off1 = offsetof(struct thread_options, bs[DDIR_READ]),
2106 .off2 = offsetof(struct thread_options, bs[DDIR_WRITE]),
2107 .off3 = offsetof(struct thread_options, bs[DDIR_TRIM]),
c3edbdba 2108 .minval = 1,
214e1eca 2109 .help = "Block size unit",
2b9136a3 2110 .def = "4096",
67a1000f 2111 .parent = "rw",
d71c154c 2112 .hide = 1,
20eb06bd 2113 .interval = 512,
e8b0e958
JA		 2114 .category = FIO_OPT_C_IO,
2115 .group = FIO_OPT_G_INVALID,
214e1eca 2116 },
2b7a01d0
JA		 2117 {
2118 .name = "ba",
e8b0e958 2119 .lname = "Block size align",
2b7a01d0 2120 .alias = "blockalign",
5fff9543 2121 .type = FIO_OPT_ULL,
a609f12a
JA		 2122 .off1 = offsetof(struct thread_options, ba[DDIR_READ]),
2123 .off2 = offsetof(struct thread_options, ba[DDIR_WRITE]),
2124 .off3 = offsetof(struct thread_options, ba[DDIR_TRIM]),
2b7a01d0
JA		 2125 .minval = 1,
2126 .help = "IO block offset alignment",
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,
2b7a01d0 2132 },
214e1eca
JA		 2133 {
2134 .name = "bsrange",
e8b0e958 2135 .lname = "Block size range",
d3aad8f2 2136 .alias = "blocksize_range",
214e1eca 2137 .type = FIO_OPT_RANGE,
a609f12a
JA		 2138 .off1 = offsetof(struct thread_options, min_bs[DDIR_READ]),
2139 .off2 = offsetof(struct thread_options, max_bs[DDIR_READ]),
2140 .off3 = offsetof(struct thread_options, min_bs[DDIR_WRITE]),
2141 .off4 = offsetof(struct thread_options, max_bs[DDIR_WRITE]),
2142 .off5 = offsetof(struct thread_options, min_bs[DDIR_TRIM]),
2143 .off6 = offsetof(struct thread_options, max_bs[DDIR_TRIM]),
c3edbdba 2144 .minval = 1,
214e1eca 2145 .help = "Set block size range (in more detail than bs)",
67a1000f 2146 .parent = "rw",
d71c154c 2147 .hide = 1,
20eb06bd 2148 .interval = 4096,
e8b0e958
JA		 2149 .category = FIO_OPT_C_IO,
2150 .group = FIO_OPT_G_INVALID,
214e1eca 2151 },
564ca972
JA		 2152 {
2153 .name = "bssplit",
e8b0e958 2154 .lname = "Block size split",
5fff9543 2155 .type = FIO_OPT_STR_ULL,
564ca972 2156 .cb = str_bssplit_cb,
a609f12a 2157 .off1 = offsetof(struct thread_options, bssplit),
564ca972
JA		 2158 .help = "Set a specific mix of block sizes",
2159 .parent = "rw",
d71c154c 2160 .hide = 1,
e8b0e958
JA		 2161 .category = FIO_OPT_C_IO,
2162 .group = FIO_OPT_G_INVALID,
564ca972 2163 },
214e1eca
JA		 2164 {
2165 .name = "bs_unaligned",
e8b0e958 2166 .lname = "Block size unaligned",
d3aad8f2 2167 .alias = "blocksize_unaligned",
214e1eca 2168 .type = FIO_OPT_STR_SET,
a609f12a 2169 .off1 = offsetof(struct thread_options, bs_unaligned),
214e1eca 2170 .help = "Don't sector align IO buffer sizes",
67a1000f 2171 .parent = "rw",
d71c154c 2172 .hide = 1,
e8b0e958
JA		 2173 .category = FIO_OPT_C_IO,
2174 .group = FIO_OPT_G_INVALID,
214e1eca 2175 },
6aca9b3d
JA		 2176 {
2177 .name = "bs_is_seq_rand",
2178 .lname = "Block size division is seq/random (not read/write)",
2179 .type = FIO_OPT_BOOL,
a609f12a 2180 .off1 = offsetof(struct thread_options, bs_is_seq_rand),
86d59660 2181 .help = "Consider any blocksize setting to be sequential,random",
6aca9b3d
JA		 2182 .def = "0",
2183 .parent = "blocksize",
2184 .category = FIO_OPT_C_IO,
2185 .group = FIO_OPT_G_INVALID,
2186 },
214e1eca
JA		 2187 {
2188 .name = "randrepeat",
e8b0e958 2189 .lname = "Random repeatable",
214e1eca 2190 .type = FIO_OPT_BOOL,
a609f12a 2191 .off1 = offsetof(struct thread_options, rand_repeatable),
214e1eca
JA		 2192 .help = "Use repeatable random IO pattern",
2193 .def = "1",
67a1000f 2194 .parent = "rw",
d71c154c 2195 .hide = 1,
e8b0e958 2196 .category = FIO_OPT_C_IO,
3ceb458f 2197 .group = FIO_OPT_G_RANDOM,
214e1eca 2198 },
04778baf
JA		 2199 {
2200 .name = "randseed",
2201 .lname = "The random generator seed",
363cffa7 2202 .type = FIO_OPT_STR_VAL,
a609f12a 2203 .off1 = offsetof(struct thread_options, rand_seed),
04778baf 2204 .help = "Set the random generator seed value",
40fe5e7b 2205 .def = "0x89",
04778baf
JA		 2206 .parent = "rw",
2207 .category = FIO_OPT_C_IO,
2208 .group = FIO_OPT_G_RANDOM,
2209 },
214e1eca
JA		 2210 {
2211 .name = "norandommap",
e8b0e958 2212 .lname = "No randommap",
214e1eca 2213 .type = FIO_OPT_STR_SET,
a609f12a 2214 .off1 = offsetof(struct thread_options, norandommap),
214e1eca 2215 .help = "Accept potential duplicate random blocks",
67a1000f 2216 .parent = "rw",
d71c154c 2217 .hide = 1,
b2452a43 2218 .hide_on_set = 1,
e8b0e958 2219 .category = FIO_OPT_C_IO,
3ceb458f 2220 .group = FIO_OPT_G_RANDOM,
214e1eca 2221 },
2b386d25
JA		 2222 {
2223 .name = "softrandommap",
e8b0e958 2224 .lname = "Soft randommap",
2b386d25 2225 .type = FIO_OPT_BOOL,
a609f12a 2226 .off1 = offsetof(struct thread_options, softrandommap),
f66ab3c8 2227 .help = "Set norandommap if randommap allocation fails",
2b386d25 2228 .parent = "norandommap",
d71c154c 2229 .hide = 1,
2b386d25 2230 .def = "0",
e8b0e958 2231 .category = FIO_OPT_C_IO,
3ceb458f 2232 .group = FIO_OPT_G_RANDOM,
2b386d25 2233 },
8055e41d
JA		 2234 {
2235 .name = "random_generator",
cce2fdfe 2236 .lname = "Random Generator",
8055e41d 2237 .type = FIO_OPT_STR,
a609f12a 2238 .off1 = offsetof(struct thread_options, random_generator),
8055e41d
JA		 2239 .help = "Type of random number generator to use",
2240 .def = "tausworthe",
2241 .posval = {
2242 { .ival = "tausworthe",
2243 .oval = FIO_RAND_GEN_TAUSWORTHE,
2244 .help = "Strong Tausworthe generator",
2245 },
2246 { .ival = "lfsr",
2247 .oval = FIO_RAND_GEN_LFSR,
2248 .help = "Variable length LFSR",
2249 },
c3546b53
JA		 2250 {
2251 .ival = "tausworthe64",
2252 .oval = FIO_RAND_GEN_TAUSWORTHE64,
2253 .help = "64-bit Tausworthe variant",
2254 },
8055e41d 2255 },
48107598
JA		 2256 .category = FIO_OPT_C_IO,
2257 .group = FIO_OPT_G_RANDOM,
8055e41d 2258 },
e25839d4
JA		 2259 {
2260 .name = "random_distribution",
cce2fdfe 2261 .lname = "Random Distribution",
e25839d4 2262 .type = FIO_OPT_STR,
a609f12a 2263 .off1 = offsetof(struct thread_options, random_distribution),
e25839d4
JA		 2264 .cb = str_random_distribution_cb,
2265 .help = "Random offset distribution generator",
2266 .def = "random",
2267 .posval = {
2268 { .ival = "random",
2269 .oval = FIO_RAND_DIST_RANDOM,
2270 .help = "Completely random",
2271 },
2272 { .ival = "zipf",
2273 .oval = FIO_RAND_DIST_ZIPF,
2274 .help = "Zipf distribution",
2275 },
925fee33
JA		 2276 { .ival = "pareto",
2277 .oval = FIO_RAND_DIST_PARETO,
2278 .help = "Pareto distribution",
2279 },
56d9fa4b
JA		 2280 { .ival = "normal",
2281 .oval = FIO_RAND_DIST_GAUSS,
ba2b3b07 2282 .help = "Normal (Gaussian) distribution",
56d9fa4b 2283 },
e0a04ac1
JA		 2284 { .ival = "zoned",
2285 .oval = FIO_RAND_DIST_ZONED,
2286 .help = "Zoned random distribution",
2287 },
59466396
JA		 2288 { .ival = "zoned_abs",
2289 .oval = FIO_RAND_DIST_ZONED_ABS,
2290 .help = "Zoned absolute random distribution",
2291 },
e25839d4 2292 },
48107598
JA		 2293 .category = FIO_OPT_C_IO,
2294 .group = FIO_OPT_G_RANDOM,
e25839d4 2295 },
211c9b89
JA		 2296 {
2297 .name = "percentage_random",
2298 .lname = "Percentage Random",
2299 .type = FIO_OPT_INT,
a609f12a
JA		 2300 .off1 = offsetof(struct thread_options, perc_rand[DDIR_READ]),
2301 .off2 = offsetof(struct thread_options, perc_rand[DDIR_WRITE]),
2302 .off3 = offsetof(struct thread_options, perc_rand[DDIR_TRIM]),
211c9b89
JA		 2303 .maxval = 100,
2304 .help = "Percentage of seq/random mix that should be random",
d9472271 2305 .def = "100,100,100",
211c9b89
JA		 2306 .interval = 5,
2307 .inverse = "percentage_sequential",
2308 .category = FIO_OPT_C_IO,
2309 .group = FIO_OPT_G_RANDOM,
2310 },
2311 {
2312 .name = "percentage_sequential",
2313 .lname = "Percentage Sequential",
d9472271 2314 .type = FIO_OPT_DEPRECATED,
211c9b89
JA		 2315 .category = FIO_OPT_C_IO,
2316 .group = FIO_OPT_G_RANDOM,
2317 },
56e2a5fc
CE		 2318 {
2319 .name = "allrandrepeat",
cce2fdfe 2320 .lname = "All Random Repeat",
56e2a5fc 2321 .type = FIO_OPT_BOOL,
a609f12a 2322 .off1 = offsetof(struct thread_options, allrand_repeatable),
56e2a5fc
CE		 2323 .help = "Use repeatable random numbers for everything",
2324 .def = "0",
a869d9c6
JA		 2325 .category = FIO_OPT_C_IO,
2326 .group = FIO_OPT_G_RANDOM,
56e2a5fc 2327 },
214e1eca
JA		 2328 {
2329 .name = "nrfiles",
e8b0e958 2330 .lname = "Number of files",
d7c8be03 2331 .alias = "nr_files",
214e1eca 2332 .type = FIO_OPT_INT,
a609f12a 2333 .off1 = offsetof(struct thread_options, nr_files),
214e1eca
JA		 2334 .help = "Split job workload between this number of files",
2335 .def = "1",
20eb06bd 2336 .interval = 1,
e8b0e958
JA		 2337 .category = FIO_OPT_C_FILE,
2338 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2339 },
2340 {
2341 .name = "openfiles",
e8b0e958 2342 .lname = "Number of open files",
214e1eca 2343 .type = FIO_OPT_INT,
a609f12a 2344 .off1 = offsetof(struct thread_options, open_files),
214e1eca 2345 .help = "Number of files to keep open at the same time",
e8b0e958
JA		 2346 .category = FIO_OPT_C_FILE,
2347 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2348 },
2349 {
2350 .name = "file_service_type",
e8b0e958 2351 .lname = "File service type",
214e1eca
JA		 2352 .type = FIO_OPT_STR,
2353 .cb = str_fst_cb,
a609f12a 2354 .off1 = offsetof(struct thread_options, file_service_type),
214e1eca
JA		 2355 .help = "How to select which file to service next",
2356 .def = "roundrobin",
e8b0e958
JA		 2357 .category = FIO_OPT_C_FILE,
2358 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2359 .posval = {
2360 { .ival = "random",
2361 .oval = FIO_FSERVICE_RANDOM,
8c07860d
JA		 2362 .help = "Choose a file at random (uniform)",
2363 },
2364 { .ival = "zipf",
2365 .oval = FIO_FSERVICE_ZIPF,
2366 .help = "Zipf randomized",
2367 },
2368 { .ival = "pareto",
2369 .oval = FIO_FSERVICE_PARETO,
2370 .help = "Pareto randomized",
2371 },
dd3503d3
SW		 2372 { .ival = "normal",
2373 .oval = FIO_FSERVICE_GAUSS,
2374 .help = "Normal (Gaussian) randomized",
2375 },
8c07860d
JA		 2376 { .ival = "gauss",
2377 .oval = FIO_FSERVICE_GAUSS,
dd3503d3 2378 .help = "Alias for normal",
214e1eca
JA		 2379 },
2380 { .ival = "roundrobin",
2381 .oval = FIO_FSERVICE_RR,
2382 .help = "Round robin select files",
2383 },
a086c257
JA		 2384 { .ival = "sequential",
2385 .oval = FIO_FSERVICE_SEQ,
2386 .help = "Finish one file before moving to the next",
2387 },
214e1eca 2388 },
67a1000f 2389 .parent = "nrfiles",
d71c154c 2390 .hide = 1,
67a1000f 2391 },
cbbdf1c8 2392#ifdef FIO_HAVE_ANY_FALLOCATE
7bc8c2cf
JA		 2393 {
2394 .name = "fallocate",
e8b0e958 2395 .lname = "Fallocate",
a596f047 2396 .type = FIO_OPT_STR,
a609f12a 2397 .off1 = offsetof(struct thread_options, fallocate_mode),
a596f047 2398 .help = "Whether pre-allocation is performed when laying out files",
2c3e17be 2399 .def = "native",
e8b0e958
JA		 2400 .category = FIO_OPT_C_FILE,
2401 .group = FIO_OPT_G_INVALID,
a596f047
EG		 2402 .posval = {
2403 { .ival = "none",
2404 .oval = FIO_FALLOCATE_NONE,
2405 .help = "Do not pre-allocate space",
2406 },
2c3e17be
SW		 2407 { .ival = "native",
2408 .oval = FIO_FALLOCATE_NATIVE,
2409 .help = "Use native pre-allocation if possible",
2410 },
2411#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2412 { .ival = "posix",
2413 .oval = FIO_FALLOCATE_POSIX,
2414 .help = "Use posix_fallocate()",
2415 },
2c3e17be 2416#endif
97ac992c 2417#ifdef CONFIG_LINUX_FALLOCATE
a596f047
EG		 2418 { .ival = "keep",
2419 .oval = FIO_FALLOCATE_KEEP_SIZE,
2420 .help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)",
2421 },
7bc8c2cf 2422#endif
a596f047
EG		 2423 /* Compatibility with former boolean values */
2424 { .ival = "0",
2425 .oval = FIO_FALLOCATE_NONE,
2426 .help = "Alias for 'none'",
2427 },
2c3e17be 2428#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2429 { .ival = "1",
2430 .oval = FIO_FALLOCATE_POSIX,
2431 .help = "Alias for 'posix'",
2432 },
2c3e17be 2433#endif
a596f047
EG		 2434 },
2435 },
cbbdf1c8 2436#else /* FIO_HAVE_ANY_FALLOCATE */
a275c37a
JA		 2437 {
2438 .name = "fallocate",
2439 .lname = "Fallocate",
2440 .type = FIO_OPT_UNSUPPORTED,
2441 .help = "Your platform does not support fallocate",
2442 },
cbbdf1c8 2443#endif /* FIO_HAVE_ANY_FALLOCATE */
67a1000f
JA		 2444 {
2445 .name = "fadvise_hint",
e8b0e958 2446 .lname = "Fadvise hint",
ecb2083d 2447 .type = FIO_OPT_STR,
a609f12a 2448 .off1 = offsetof(struct thread_options, fadvise_hint),
ecb2083d
JA		 2449 .posval = {
2450 { .ival = "0",
2451 .oval = F_ADV_NONE,
c712c97a 2452 .help = "Don't issue fadvise/madvise",
ecb2083d
JA		 2453 },
2454 { .ival = "1",
2455 .oval = F_ADV_TYPE,
2456 .help = "Advise using fio IO pattern",
2457 },
2458 { .ival = "random",
2459 .oval = F_ADV_RANDOM,
2460 .help = "Advise using FADV_RANDOM",
2461 },
2462 { .ival = "sequential",
2463 .oval = F_ADV_SEQUENTIAL,
2464 .help = "Advise using FADV_SEQUENTIAL",
2465 },
2466 },
67a1000f
JA		 2467 .help = "Use fadvise() to advise the kernel on IO pattern",
2468 .def = "1",
e8b0e958
JA		 2469 .category = FIO_OPT_C_FILE,
2470 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2471 },
2472 {
2473 .name = "fsync",
e8b0e958 2474 .lname = "Fsync",
214e1eca 2475 .type = FIO_OPT_INT,
a609f12a 2476 .off1 = offsetof(struct thread_options, fsync_blocks),
214e1eca
JA		 2477 .help = "Issue fsync for writes every given number of blocks",
2478 .def = "0",
20eb06bd 2479 .interval = 1,
e8b0e958
JA		 2480 .category = FIO_OPT_C_FILE,
2481 .group = FIO_OPT_G_INVALID,
214e1eca 2482 },
5f9099ea
JA		 2483 {
2484 .name = "fdatasync",
e8b0e958 2485 .lname = "Fdatasync",
5f9099ea 2486 .type = FIO_OPT_INT,
a609f12a 2487 .off1 = offsetof(struct thread_options, fdatasync_blocks),
5f9099ea
JA		 2488 .help = "Issue fdatasync for writes every given number of blocks",
2489 .def = "0",
20eb06bd 2490 .interval = 1,
e8b0e958
JA		 2491 .category = FIO_OPT_C_FILE,
2492 .group = FIO_OPT_G_INVALID,
5f9099ea 2493 },
1ef2b6be
JA		 2494 {
2495 .name = "write_barrier",
e8b0e958 2496 .lname = "Write barrier",
1ef2b6be 2497 .type = FIO_OPT_INT,
a609f12a 2498 .off1 = offsetof(struct thread_options, barrier_blocks),
1ef2b6be
JA		 2499 .help = "Make every Nth write a barrier write",
2500 .def = "0",
20eb06bd 2501 .interval = 1,
e8b0e958
JA		 2502 .category = FIO_OPT_C_IO,
2503 .group = FIO_OPT_G_INVALID,
1ef2b6be 2504 },
67bf9823 2505#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA		 2506 {
2507 .name = "sync_file_range",
e8b0e958 2508 .lname = "Sync file range",
44f29692
JA		 2509 .posval = {
2510 { .ival = "wait_before",
2511 .oval = SYNC_FILE_RANGE_WAIT_BEFORE,
2512 .help = "SYNC_FILE_RANGE_WAIT_BEFORE",
ebadc0ce 2513 .orval = 1,
44f29692
JA		 2514 },
2515 { .ival = "write",
2516 .oval = SYNC_FILE_RANGE_WRITE,
2517 .help = "SYNC_FILE_RANGE_WRITE",
ebadc0ce 2518 .orval = 1,
44f29692
JA		 2519 },
2520 {
2521 .ival = "wait_after",
2522 .oval = SYNC_FILE_RANGE_WAIT_AFTER,
2523 .help = "SYNC_FILE_RANGE_WAIT_AFTER",
ebadc0ce 2524 .orval = 1,
44f29692
JA		 2525 },
2526 },
3843deb3 2527 .type = FIO_OPT_STR_MULTI,
44f29692 2528 .cb = str_sfr_cb,
a609f12a 2529 .off1 = offsetof(struct thread_options, sync_file_range),
44f29692 2530 .help = "Use sync_file_range()",
e8b0e958
JA		 2531 .category = FIO_OPT_C_FILE,
2532 .group = FIO_OPT_G_INVALID,
44f29692 2533 },
a275c37a 2534#else
54d0a315 2535 {
a275c37a
JA		 2536 .name = "sync_file_range",
2537 .lname = "Sync file range",
2538 .type = FIO_OPT_UNSUPPORTED,
2539 .help = "Your platform does not support sync_file_range",
2540 },
44f29692 2541#endif
214e1eca
JA		 2542 {
2543 .name = "direct",
e8b0e958 2544 .lname = "Direct I/O",
214e1eca 2545 .type = FIO_OPT_BOOL,
a609f12a 2546 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2547 .help = "Use O_DIRECT IO (negates buffered)",
2548 .def = "0",
a01a1bc5 2549 .inverse = "buffered",
e8b0e958 2550 .category = FIO_OPT_C_IO,
3ceb458f 2551 .group = FIO_OPT_G_IO_TYPE,
214e1eca 2552 },
d01612f3
CM		 2553 {
2554 .name = "atomic",
2555 .lname = "Atomic I/O",
2556 .type = FIO_OPT_BOOL,
a609f12a 2557 .off1 = offsetof(struct thread_options, oatomic),
d01612f3
CM		 2558 .help = "Use Atomic IO with O_DIRECT (implies O_DIRECT)",
2559 .def = "0",
2560 .category = FIO_OPT_C_IO,
2561 .group = FIO_OPT_G_IO_TYPE,
2562 },
214e1eca
JA		 2563 {
2564 .name = "buffered",
e8b0e958 2565 .lname = "Buffered I/O",
214e1eca 2566 .type = FIO_OPT_BOOL,
a609f12a 2567 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2568 .neg = 1,
2569 .help = "Use buffered IO (negates direct)",
2570 .def = "1",
a01a1bc5 2571 .inverse = "direct",
e8b0e958 2572 .category = FIO_OPT_C_IO,
3ceb458f 2573 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 2574 },
2575 {
2576 .name = "overwrite",
e8b0e958 2577 .lname = "Overwrite",
214e1eca 2578 .type = FIO_OPT_BOOL,
a609f12a 2579 .off1 = offsetof(struct thread_options, overwrite),
214e1eca
JA		 2580 .help = "When writing, set whether to overwrite current data",
2581 .def = "0",
e8b0e958
JA		 2582 .category = FIO_OPT_C_FILE,
2583 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2584 },
2585 {
2586 .name = "loops",
e8b0e958 2587 .lname = "Loops",
214e1eca 2588 .type = FIO_OPT_INT,
a609f12a 2589 .off1 = offsetof(struct thread_options, loops),
214e1eca
JA		 2590 .help = "Number of times to run the job",
2591 .def = "1",
20eb06bd 2592 .interval = 1,
e8b0e958 2593 .category = FIO_OPT_C_GENERAL,
a1f6afec 2594 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2595 },
2596 {
2597 .name = "numjobs",
e8b0e958 2598 .lname = "Number of jobs",
214e1eca 2599 .type = FIO_OPT_INT,
a609f12a 2600 .off1 = offsetof(struct thread_options, numjobs),
214e1eca
JA		 2601 .help = "Duplicate this job this many times",
2602 .def = "1",
20eb06bd 2603 .interval = 1,
e8b0e958 2604 .category = FIO_OPT_C_GENERAL,
a1f6afec 2605 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2606 },
2607 {
2608 .name = "startdelay",
e8b0e958 2609 .lname = "Start delay",
a5737c93 2610 .type = FIO_OPT_STR_VAL_TIME,
a609f12a
JA		 2611 .off1 = offsetof(struct thread_options, start_delay),
2612 .off2 = offsetof(struct thread_options, start_delay_high),
214e1eca
JA		 2613 .help = "Only start job when this period has passed",
2614 .def = "0",
0de5b26f 2615 .is_seconds = 1,
88038bc7 2616 .is_time = 1,
e8b0e958 2617 .category = FIO_OPT_C_GENERAL,
a1f6afec 2618 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2619 },
2620 {
2621 .name = "runtime",
e8b0e958 2622 .lname = "Runtime",
214e1eca
JA		 2623 .alias = "timeout",
2624 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2625 .off1 = offsetof(struct thread_options, timeout),
214e1eca
JA		 2626 .help = "Stop workload when this amount of time has passed",
2627 .def = "0",
0de5b26f 2628 .is_seconds = 1,
88038bc7 2629 .is_time = 1,
e8b0e958 2630 .category = FIO_OPT_C_GENERAL,
a1f6afec 2631 .group = FIO_OPT_G_RUNTIME,
214e1eca 2632 },
cf4464ca
JA		 2633 {
2634 .name = "time_based",
e8b0e958 2635 .lname = "Time based",
cf4464ca 2636 .type = FIO_OPT_STR_SET,
a609f12a 2637 .off1 = offsetof(struct thread_options, time_based),
cf4464ca 2638 .help = "Keep running until runtime/timeout is met",
e8b0e958 2639 .category = FIO_OPT_C_GENERAL,
a1f6afec 2640 .group = FIO_OPT_G_RUNTIME,
cf4464ca 2641 },
62167762
JC		 2642 {
2643 .name = "verify_only",
2644 .lname = "Verify only",
2645 .type = FIO_OPT_STR_SET,
a609f12a 2646 .off1 = offsetof(struct thread_options, verify_only),
62167762
JC		 2647 .help = "Verifies previously written data is still valid",
2648 .category = FIO_OPT_C_GENERAL,
2649 .group = FIO_OPT_G_RUNTIME,
2650 },
721938ae
JA		 2651 {
2652 .name = "ramp_time",
e8b0e958 2653 .lname = "Ramp time",
721938ae 2654 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2655 .off1 = offsetof(struct thread_options, ramp_time),
721938ae 2656 .help = "Ramp up time before measuring performance",
0de5b26f 2657 .is_seconds = 1,
88038bc7 2658 .is_time = 1,
e8b0e958 2659 .category = FIO_OPT_C_GENERAL,
a1f6afec 2660 .group = FIO_OPT_G_RUNTIME,
721938ae 2661 },
c223da83
JA		 2662 {
2663 .name = "clocksource",
e8b0e958 2664 .lname = "Clock source",
c223da83
JA		 2665 .type = FIO_OPT_STR,
2666 .cb = fio_clock_source_cb,
a609f12a 2667 .off1 = offsetof(struct thread_options, clocksource),
c223da83 2668 .help = "What type of timing source to use",
e8b0e958 2669 .category = FIO_OPT_C_GENERAL,
10860056 2670 .group = FIO_OPT_G_CLOCK,
c223da83 2671 .posval = {
67bf9823 2672#ifdef CONFIG_GETTIMEOFDAY
c223da83
JA		 2673 { .ival = "gettimeofday",
2674 .oval = CS_GTOD,
2675 .help = "Use gettimeofday(2) for timing",
2676 },
67bf9823
JA		 2677#endif
2678#ifdef CONFIG_CLOCK_GETTIME
c223da83
JA		 2679 { .ival = "clock_gettime",
2680 .oval = CS_CGETTIME,
2681 .help = "Use clock_gettime(2) for timing",
2682 },
67bf9823 2683#endif
c223da83
JA		 2684#ifdef ARCH_HAVE_CPU_CLOCK
2685 { .ival = "cpu",
2686 .oval = CS_CPUCLOCK,
2687 .help = "Use CPU private clock",
2688 },
2689#endif
2690 },
2691 },
214e1eca
JA		 2692 {
2693 .name = "mem",
d3aad8f2 2694 .alias = "iomem",
e8b0e958 2695 .lname = "I/O Memory",
214e1eca
JA		 2696 .type = FIO_OPT_STR,
2697 .cb = str_mem_cb,
a609f12a 2698 .off1 = offsetof(struct thread_options, mem_type),
214e1eca
JA		 2699 .help = "Backing type for IO buffers",
2700 .def = "malloc",
e8b0e958
JA		 2701 .category = FIO_OPT_C_IO,
2702 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2703 .posval = {
2704 { .ival = "malloc",
2705 .oval = MEM_MALLOC,
2706 .help = "Use malloc(3) for IO buffers",
2707 },
c8931876 2708#ifndef CONFIG_NO_SHM
37c8cdfe
JA		 2709 { .ival = "shm",
2710 .oval = MEM_SHM,
2711 .help = "Use shared memory segments for IO buffers",
2712 },
214e1eca
JA		 2713#ifdef FIO_HAVE_HUGETLB
2714 { .ival = "shmhuge",
2715 .oval = MEM_SHMHUGE,
2716 .help = "Like shm, but use huge pages",
2717 },
c8931876 2718#endif
b370e46a 2719#endif
37c8cdfe
JA		 2720 { .ival = "mmap",
2721 .oval = MEM_MMAP,
2722 .help = "Use mmap(2) (file or anon) for IO buffers",
2723 },
217b0f1d
LG		 2724 { .ival = "mmapshared",
2725 .oval = MEM_MMAPSHARED,
2726 .help = "Like mmap, but use the shared flag",
2727 },
214e1eca
JA		 2728#ifdef FIO_HAVE_HUGETLB
2729 { .ival = "mmaphuge",
2730 .oval = MEM_MMAPHUGE,
2731 .help = "Like mmap, but use huge pages",
2732 },
03553853
YR		 2733#endif
2734#ifdef CONFIG_CUDA
2735 { .ival = "cudamalloc",
2736 .oval = MEM_CUDA_MALLOC,
2737 .help = "Allocate GPU device memory for GPUDirect RDMA",
2738 },
214e1eca
JA		 2739#endif
2740 },
2741 },
d529ee19
JA		 2742 {
2743 .name = "iomem_align",
2744 .alias = "mem_align",
e8b0e958 2745 .lname = "I/O memory alignment",
d529ee19 2746 .type = FIO_OPT_INT,
a609f12a 2747 .off1 = offsetof(struct thread_options, mem_align),
d529ee19
JA		 2748 .minval = 0,
2749 .help = "IO memory buffer offset alignment",
2750 .def = "0",
2751 .parent = "iomem",
d71c154c 2752 .hide = 1,
e8b0e958
JA		 2753 .category = FIO_OPT_C_IO,
2754 .group = FIO_OPT_G_INVALID,
d529ee19 2755 },
214e1eca
JA		 2756 {
2757 .name = "verify",
e8b0e958 2758 .lname = "Verify",
214e1eca 2759 .type = FIO_OPT_STR,
a609f12a 2760 .off1 = offsetof(struct thread_options, verify),
214e1eca
JA		 2761 .help = "Verify data written",
2762 .def = "0",
e8b0e958 2763 .category = FIO_OPT_C_IO,
3ceb458f 2764 .group = FIO_OPT_G_VERIFY,
214e1eca
JA		 2765 .posval = {
2766 { .ival = "0",
2767 .oval = VERIFY_NONE,
2768 .help = "Don't do IO verification",
2769 },
fcca4b58
JA		 2770 { .ival = "md5",
2771 .oval = VERIFY_MD5,
2772 .help = "Use md5 checksums for verification",
2773 },
d77a7af3
JA		 2774 { .ival = "crc64",
2775 .oval = VERIFY_CRC64,
2776 .help = "Use crc64 checksums for verification",
2777 },
214e1eca
JA		 2778 { .ival = "crc32",
2779 .oval = VERIFY_CRC32,
2780 .help = "Use crc32 checksums for verification",
2781 },
af497e6a 2782 { .ival = "crc32c-intel",
e3aaafc4
JA		 2783 .oval = VERIFY_CRC32C,
2784 .help = "Use crc32c checksums for verification (hw assisted, if available)",
af497e6a 2785 },
bac39e0e
JA		 2786 { .ival = "crc32c",
2787 .oval = VERIFY_CRC32C,
e3aaafc4 2788 .help = "Use crc32c checksums for verification (hw assisted, if available)",
bac39e0e 2789 },
969f7ed3
JA		 2790 { .ival = "crc16",
2791 .oval = VERIFY_CRC16,
2792 .help = "Use crc16 checksums for verification",
2793 },
1e154bdb
JA		 2794 { .ival = "crc7",
2795 .oval = VERIFY_CRC7,
2796 .help = "Use crc7 checksums for verification",
2797 },
7c353ceb
JA		 2798 { .ival = "sha1",
2799 .oval = VERIFY_SHA1,
2800 .help = "Use sha1 checksums for verification",
2801 },
cd14cc10
JA		 2802 { .ival = "sha256",
2803 .oval = VERIFY_SHA256,
2804 .help = "Use sha256 checksums for verification",
2805 },
2806 { .ival = "sha512",
2807 .oval = VERIFY_SHA512,
2808 .help = "Use sha512 checksums for verification",
ae3a5acc
JA		 2809 },
2810 { .ival = "sha3-224",
2811 .oval = VERIFY_SHA3_224,
2812 .help = "Use sha3-224 checksums for verification",
2813 },
2814 { .ival = "sha3-256",
2815 .oval = VERIFY_SHA3_256,
2816 .help = "Use sha3-256 checksums for verification",
2817 },
2818 { .ival = "sha3-384",
2819 .oval = VERIFY_SHA3_384,
2820 .help = "Use sha3-384 checksums for verification",
2821 },
2822 { .ival = "sha3-512",
2823 .oval = VERIFY_SHA3_512,
2824 .help = "Use sha3-512 checksums for verification",
cd14cc10 2825 },
844ea602
JA		 2826 { .ival = "xxhash",
2827 .oval = VERIFY_XXHASH,
2828 .help = "Use xxhash checksums for verification",
2829 },
b638d82f
RP		 2830 /* Meta information was included into verify_header,
2831 * 'meta' verification is implied by default. */
7437ee87 2832 { .ival = "meta",
b638d82f
RP		 2833 .oval = VERIFY_HDR_ONLY,
2834 .help = "Use io information for verification. "
2835 "Now is implied by default, thus option is obsolete, "
2836 "don't use it",
7437ee87 2837 },
59245381
JA		 2838 { .ival = "pattern",
2839 .oval = VERIFY_PATTERN_NO_HDR,
2840 .help = "Verify strict pattern",
2841 },
36690c9b
JA		 2842 {
2843 .ival = "null",
2844 .oval = VERIFY_NULL,
2845 .help = "Pretend to verify",
2846 },
214e1eca
JA		 2847 },
2848 },
005c565a
JA		 2849 {
2850 .name = "do_verify",
e8b0e958 2851 .lname = "Perform verify step",
68e1f29a 2852 .type = FIO_OPT_BOOL,
a609f12a 2853 .off1 = offsetof(struct thread_options, do_verify),
005c565a
JA		 2854 .help = "Run verification stage after write",
2855 .def = "1",
2856 .parent = "verify",
d71c154c 2857 .hide = 1,
e8b0e958
JA		 2858 .category = FIO_OPT_C_IO,
2859 .group = FIO_OPT_G_VERIFY,
005c565a 2860 },
160b966d
JA		 2861 {
2862 .name = "verifysort",
e8b0e958 2863 .lname = "Verify sort",
f31feaa2 2864 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA		 2865 .category = FIO_OPT_C_IO,
2866 .group = FIO_OPT_G_VERIFY,
160b966d 2867 },
1ae83d45
JA		 2868 {
2869 .name = "verifysort_nr",
cce2fdfe 2870 .lname = "Verify Sort Nr",
f31feaa2 2871 .type = FIO_OPT_SOFT_DEPRECATED,
836fcc0f
JA		 2872 .category = FIO_OPT_C_IO,
2873 .group = FIO_OPT_G_VERIFY,
1ae83d45 2874 },
3f9f4e26 2875 {
a59e170d 2876 .name = "verify_interval",
e8b0e958 2877 .lname = "Verify interval",
e01b22b8 2878 .type = FIO_OPT_INT,
a609f12a 2879 .off1 = offsetof(struct thread_options, verify_interval),
819a9680 2880 .minval = 2 * sizeof(struct verify_header),
a59e170d 2881 .help = "Store verify buffer header every N bytes",
afdf9352 2882 .parent = "verify",
d71c154c 2883 .hide = 1,
20eb06bd 2884 .interval = 2 * sizeof(struct verify_header),
e8b0e958
JA		 2885 .category = FIO_OPT_C_IO,
2886 .group = FIO_OPT_G_VERIFY,
3f9f4e26 2887 },
546a9142 2888 {
a59e170d 2889 .name = "verify_offset",
e8b0e958 2890 .lname = "Verify offset",
e01b22b8 2891 .type = FIO_OPT_INT,
a59e170d 2892 .help = "Offset verify header location by N bytes",
a609f12a 2893 .off1 = offsetof(struct thread_options, verify_offset),
203160d5 2894 .minval = sizeof(struct verify_header),
afdf9352 2895 .parent = "verify",
d71c154c 2896 .hide = 1,
e8b0e958
JA		 2897 .category = FIO_OPT_C_IO,
2898 .group = FIO_OPT_G_VERIFY,
546a9142 2899 },
e28218f3
SL		 2900 {
2901 .name = "verify_pattern",
e8b0e958 2902 .lname = "Verify pattern",
0e92f873 2903 .type = FIO_OPT_STR,
e28218f3 2904 .cb = str_verify_pattern_cb,
a609f12a 2905 .off1 = offsetof(struct thread_options, verify_pattern),
e28218f3
SL		 2906 .help = "Fill pattern for IO buffers",
2907 .parent = "verify",
d71c154c 2908 .hide = 1,
e8b0e958
JA		 2909 .category = FIO_OPT_C_IO,
2910 .group = FIO_OPT_G_VERIFY,
e28218f3 2911 },
a12a3b4d
JA		 2912 {
2913 .name = "verify_fatal",
e8b0e958 2914 .lname = "Verify fatal",
68e1f29a 2915 .type = FIO_OPT_BOOL,
a609f12a 2916 .off1 = offsetof(struct thread_options, verify_fatal),
a12a3b4d
JA		 2917 .def = "0",
2918 .help = "Exit on a single verify failure, don't continue",
2919 .parent = "verify",
d71c154c 2920 .hide = 1,
e8b0e958
JA		 2921 .category = FIO_OPT_C_IO,
2922 .group = FIO_OPT_G_VERIFY,
a12a3b4d 2923 },
b463e936
JA		 2924 {
2925 .name = "verify_dump",
e8b0e958 2926 .lname = "Verify dump",
b463e936 2927 .type = FIO_OPT_BOOL,
a609f12a 2928 .off1 = offsetof(struct thread_options, verify_dump),
ef71e317 2929 .def = "0",
b463e936
JA		 2930 .help = "Dump contents of good and bad blocks on failure",
2931 .parent = "verify",
d71c154c 2932 .hide = 1,
e8b0e958
JA		 2933 .category = FIO_OPT_C_IO,
2934 .group = FIO_OPT_G_VERIFY,
b463e936 2935 },
e8462bd8
JA		 2936 {
2937 .name = "verify_async",
e8b0e958 2938 .lname = "Verify asynchronously",
e8462bd8 2939 .type = FIO_OPT_INT,
a609f12a 2940 .off1 = offsetof(struct thread_options, verify_async),
e8462bd8
JA		 2941 .def = "0",
2942 .help = "Number of async verifier threads to use",
2943 .parent = "verify",
d71c154c 2944 .hide = 1,
e8b0e958
JA		 2945 .category = FIO_OPT_C_IO,
2946 .group = FIO_OPT_G_VERIFY,
e8462bd8 2947 },
9e144189
JA		 2948 {
2949 .name = "verify_backlog",
e8b0e958 2950 .lname = "Verify backlog",
9e144189 2951 .type = FIO_OPT_STR_VAL,
a609f12a 2952 .off1 = offsetof(struct thread_options, verify_backlog),
9e144189
JA		 2953 .help = "Verify after this number of blocks are written",
2954 .parent = "verify",
d71c154c 2955 .hide = 1,
e8b0e958
JA		 2956 .category = FIO_OPT_C_IO,
2957 .group = FIO_OPT_G_VERIFY,
9e144189
JA		 2958 },
2959 {
2960 .name = "verify_backlog_batch",
e8b0e958 2961 .lname = "Verify backlog batch",
9e144189 2962 .type = FIO_OPT_INT,
a609f12a 2963 .off1 = offsetof(struct thread_options, verify_batch),
9e144189 2964 .help = "Verify this number of IO blocks",
0d29de83 2965 .parent = "verify",
d71c154c 2966 .hide = 1,
e8b0e958
JA		 2967 .category = FIO_OPT_C_IO,
2968 .group = FIO_OPT_G_VERIFY,
9e144189 2969 },
e8462bd8
JA		 2970#ifdef FIO_HAVE_CPU_AFFINITY
2971 {
2972 .name = "verify_async_cpus",
e8b0e958 2973 .lname = "Async verify CPUs",
e8462bd8
JA		 2974 .type = FIO_OPT_STR,
2975 .cb = str_verify_cpus_allowed_cb,
a609f12a 2976 .off1 = offsetof(struct thread_options, verify_cpumask),
e8462bd8
JA		 2977 .help = "Set CPUs allowed for async verify threads",
2978 .parent = "verify_async",
d71c154c 2979 .hide = 1,
e8b0e958
JA		 2980 .category = FIO_OPT_C_IO,
2981 .group = FIO_OPT_G_VERIFY,
e8462bd8 2982 },
a275c37a
JA		 2983#else
2984 {
2985 .name = "verify_async_cpus",
2986 .lname = "Async verify CPUs",
2987 .type = FIO_OPT_UNSUPPORTED,
54d0a315 2988 .help = "Your platform does not support CPU affinities",
a275c37a 2989 },
0d29de83 2990#endif
51aa2da8
JA		 2991 {
2992 .name = "experimental_verify",
cce2fdfe 2993 .lname = "Experimental Verify",
a609f12a 2994 .off1 = offsetof(struct thread_options, experimental_verify),
51aa2da8 2995 .type = FIO_OPT_BOOL,
b31eaac9 2996 .help = "Enable experimental verification",
ca09be4b
JA		 2997 .parent = "verify",
2998 .category = FIO_OPT_C_IO,
2999 .group = FIO_OPT_G_VERIFY,
3000 },
3001 {
3002 .name = "verify_state_load",
3003 .lname = "Load verify state",
a609f12a 3004 .off1 = offsetof(struct thread_options, verify_state),
ca09be4b
JA		 3005 .type = FIO_OPT_BOOL,
3006 .help = "Load verify termination state",
3007 .parent = "verify",
3008 .category = FIO_OPT_C_IO,
3009 .group = FIO_OPT_G_VERIFY,
3010 },
3011 {
3012 .name = "verify_state_save",
3013 .lname = "Save verify state",
a609f12a 3014 .off1 = offsetof(struct thread_options, verify_state_save),
ca09be4b
JA		 3015 .type = FIO_OPT_BOOL,
3016 .def = "1",
3017 .help = "Save verify state on termination",
3018 .parent = "verify",
836fcc0f
JA		 3019 .category = FIO_OPT_C_IO,
3020 .group = FIO_OPT_G_VERIFY,
51aa2da8 3021 },
0d29de83
JA		 3022#ifdef FIO_HAVE_TRIM
3023 {
3024 .name = "trim_percentage",
e8b0e958 3025 .lname = "Trim percentage",
0d29de83 3026 .type = FIO_OPT_INT,
a609f12a 3027 .off1 = offsetof(struct thread_options, trim_percentage),
20eb06bd 3028 .minval = 0,
0d29de83 3029 .maxval = 100,
169c098d 3030 .help = "Number of verify blocks to trim (i.e., discard)",
0d29de83
JA		 3031 .parent = "verify",
3032 .def = "0",
20eb06bd 3033 .interval = 1,
d71c154c 3034 .hide = 1,
e8b0e958
JA		 3035 .category = FIO_OPT_C_IO,
3036 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3037 },
3038 {
3039 .name = "trim_verify_zero",
e8b0e958 3040 .lname = "Verify trim zero",
20eb06bd 3041 .type = FIO_OPT_BOOL,
169c098d 3042 .help = "Verify that trimmed (i.e., discarded) blocks are returned as zeroes",
a609f12a 3043 .off1 = offsetof(struct thread_options, trim_zero),
0d29de83 3044 .parent = "trim_percentage",
d71c154c 3045 .hide = 1,
0d29de83 3046 .def = "1",
e8b0e958
JA		 3047 .category = FIO_OPT_C_IO,
3048 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3049 },
3050 {
3051 .name = "trim_backlog",
e8b0e958 3052 .lname = "Trim backlog",
0d29de83 3053 .type = FIO_OPT_STR_VAL,
a609f12a 3054 .off1 = offsetof(struct thread_options, trim_backlog),
0d29de83
JA		 3055 .help = "Trim after this number of blocks are written",
3056 .parent = "trim_percentage",
d71c154c 3057 .hide = 1,
20eb06bd 3058 .interval = 1,
e8b0e958
JA		 3059 .category = FIO_OPT_C_IO,
3060 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3061 },
3062 {
3063 .name = "trim_backlog_batch",
e8b0e958 3064 .lname = "Trim backlog batch",
0d29de83 3065 .type = FIO_OPT_INT,
a609f12a 3066 .off1 = offsetof(struct thread_options, trim_batch),
0d29de83
JA		 3067 .help = "Trim this number of IO blocks",
3068 .parent = "trim_percentage",
d71c154c 3069 .hide = 1,
20eb06bd 3070 .interval = 1,
e8b0e958
JA		 3071 .category = FIO_OPT_C_IO,
3072 .group = FIO_OPT_G_TRIM,
0d29de83 3073 },
a275c37a
JA		 3074#else
3075 {
3076 .name = "trim_percentage",
3077 .lname = "Trim percentage",
3078 .type = FIO_OPT_UNSUPPORTED,
3079 .help = "Fio does not support TRIM on your platform",
3080 },
3081 {
3082 .name = "trim_verify_zero",
3083 .lname = "Verify trim zero",
3084 .type = FIO_OPT_UNSUPPORTED,
3085 .help = "Fio does not support TRIM on your platform",
3086 },
3087 {
3088 .name = "trim_backlog",
3089 .lname = "Trim backlog",
3090 .type = FIO_OPT_UNSUPPORTED,
3091 .help = "Fio does not support TRIM on your platform",
3092 },
3093 {
3094 .name = "trim_backlog_batch",
3095 .lname = "Trim backlog batch",
3096 .type = FIO_OPT_UNSUPPORTED,
3097 .help = "Fio does not support TRIM on your platform",
3098 },
e8462bd8 3099#endif
214e1eca
JA		 3100 {
3101 .name = "write_iolog",
e8b0e958 3102 .lname = "Write I/O log",
214e1eca 3103 .type = FIO_OPT_STR_STORE,
a609f12a 3104 .off1 = offsetof(struct thread_options, write_iolog_file),
214e1eca 3105 .help = "Store IO pattern to file",
e8b0e958
JA		 3106 .category = FIO_OPT_C_IO,
3107 .group = FIO_OPT_G_IOLOG,
214e1eca
JA		 3108 },
3109 {
3110 .name = "read_iolog",
e8b0e958 3111 .lname = "Read I/O log",
214e1eca 3112 .type = FIO_OPT_STR_STORE,
a609f12a 3113 .off1 = offsetof(struct thread_options, read_iolog_file),
214e1eca 3114 .help = "Playback IO pattern from file",
e8b0e958
JA		 3115 .category = FIO_OPT_C_IO,
3116 .group = FIO_OPT_G_IOLOG,
214e1eca 3117 },
98e7161c
AK		 3118 {
3119 .name = "read_iolog_chunked",
3120 .lname = "Read I/O log in parts",
3121 .type = FIO_OPT_BOOL,
3122 .off1 = offsetof(struct thread_options, read_iolog_chunked),
3123 .def = "0",
3124 .parent = "read_iolog",
3125 .help = "Parse IO pattern in chunks",
3126 .category = FIO_OPT_C_IO,
3127 .group = FIO_OPT_G_IOLOG,
3128 },
64bbb865
DN		 3129 {
3130 .name = "replay_no_stall",
e8b0e958 3131 .lname = "Don't stall on replay",
20eb06bd 3132 .type = FIO_OPT_BOOL,
a609f12a 3133 .off1 = offsetof(struct thread_options, no_stall),
64bbb865 3134 .def = "0",
87e7a972 3135 .parent = "read_iolog",
d71c154c 3136 .hide = 1,
64bbb865 3137 .help = "Playback IO pattern file as fast as possible without stalls",
e8b0e958
JA		 3138 .category = FIO_OPT_C_IO,
3139 .group = FIO_OPT_G_IOLOG,
64bbb865 3140 },
d1c46c04
DN		 3141 {
3142 .name = "replay_redirect",
e8b0e958 3143 .lname = "Redirect device for replay",
d1c46c04 3144 .type = FIO_OPT_STR_STORE,
a609f12a 3145 .off1 = offsetof(struct thread_options, replay_redirect),
d1c46c04 3146 .parent = "read_iolog",
d71c154c 3147 .hide = 1,
d1c46c04 3148 .help = "Replay all I/O onto this device, regardless of trace device",
e8b0e958
JA		 3149 .category = FIO_OPT_C_IO,
3150 .group = FIO_OPT_G_IOLOG,
d1c46c04 3151 },
0c63576e
JA		 3152 {
3153 .name = "replay_scale",
3154 .lname = "Replace offset scale factor",
3155 .type = FIO_OPT_INT,
a609f12a 3156 .off1 = offsetof(struct thread_options, replay_scale),
0c63576e
JA		 3157 .parent = "read_iolog",
3158 .def = "1",
3159 .help = "Align offsets to this blocksize",
3160 .category = FIO_OPT_C_IO,
3161 .group = FIO_OPT_G_IOLOG,
3162 },
3163 {
3164 .name = "replay_align",
3165 .lname = "Replace alignment",
3166 .type = FIO_OPT_INT,
a609f12a 3167 .off1 = offsetof(struct thread_options, replay_align),
0c63576e
JA		 3168 .parent = "read_iolog",
3169 .help = "Scale offset down by this factor",
3170 .category = FIO_OPT_C_IO,
3171 .group = FIO_OPT_G_IOLOG,
3172 .pow2 = 1,
3173 },
6dd7fa77
JA		 3174 {
3175 .name = "replay_time_scale",
3176 .lname = "Replay Time Scale",
3177 .type = FIO_OPT_INT,
3178 .off1 = offsetof(struct thread_options, replay_time_scale),
3179 .def = "100",
3180 .minval = 1,
3181 .parent = "read_iolog",
3182 .hide = 1,
3183 .help = "Scale time for replay events",
3184 .category = FIO_OPT_C_IO,
3185 .group = FIO_OPT_G_IOLOG,
3186 },
d7235efb
JA		 3187 {
3188 .name = "replay_skip",
3189 .lname = "Replay Skip",
3190 .type = FIO_OPT_STR,
3191 .cb = str_replay_skip_cb,
3192 .off1 = offsetof(struct thread_options, replay_skip),
3193 .parent = "read_iolog",
3194 .help = "Skip certain IO types (read,write,trim,flush)",
3195 .category = FIO_OPT_C_IO,
3196 .group = FIO_OPT_G_IOLOG,
3197 },
b9921d1a
DZ		 3198 {
3199 .name = "merge_blktrace_file",
3200 .lname = "Merged blktrace output filename",
3201 .type = FIO_OPT_STR_STORE,
3202 .off1 = offsetof(struct thread_options, merge_blktrace_file),
3203 .help = "Merged blktrace output filename",
3204 .category = FIO_OPT_C_IO,
3205 .group = FIO_OPT_G_IOLOG,
3206 },
87a48ada
DZ		 3207 {
3208 .name = "merge_blktrace_scalars",
3209 .lname = "Percentage to scale each trace",
3210 .type = FIO_OPT_FLOAT_LIST,
3211 .off1 = offsetof(struct thread_options, merge_blktrace_scalars),
3212 .maxlen = FIO_IO_U_LIST_MAX_LEN,
3213 .help = "Percentage to scale each trace",
3214 .category = FIO_OPT_C_IO,
3215 .group = FIO_OPT_G_IOLOG,
3216 },
55bfd8c8
DZ		 3217 {
3218 .name = "merge_blktrace_iters",
3219 .lname = "Number of iterations to run per trace",
3220 .type = FIO_OPT_FLOAT_LIST,
3221 .off1 = offsetof(struct thread_options, merge_blktrace_iters),
3222 .maxlen = FIO_IO_U_LIST_MAX_LEN,
3223 .help = "Number of iterations to run per trace",
3224 .category = FIO_OPT_C_IO,
3225 .group = FIO_OPT_G_IOLOG,
3226 },
214e1eca
JA		 3227 {
3228 .name = "exec_prerun",
e8b0e958 3229 .lname = "Pre-execute runnable",
214e1eca 3230 .type = FIO_OPT_STR_STORE,
a609f12a 3231 .off1 = offsetof(struct thread_options, exec_prerun),
214e1eca 3232 .help = "Execute this file prior to running job",
e8b0e958
JA		 3233 .category = FIO_OPT_C_GENERAL,
3234 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3235 },
3236 {
3237 .name = "exec_postrun",
e8b0e958 3238 .lname = "Post-execute runnable",
214e1eca 3239 .type = FIO_OPT_STR_STORE,
a609f12a 3240 .off1 = offsetof(struct thread_options, exec_postrun),
214e1eca 3241 .help = "Execute this file after running job",
e8b0e958
JA		 3242 .category = FIO_OPT_C_GENERAL,
3243 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3244 },
3245#ifdef FIO_HAVE_IOSCHED_SWITCH
3246 {
3247 .name = "ioscheduler",
e8b0e958 3248 .lname = "I/O scheduler",
214e1eca 3249 .type = FIO_OPT_STR_STORE,
a609f12a 3250 .off1 = offsetof(struct thread_options, ioscheduler),
214e1eca 3251 .help = "Use this IO scheduler on the backing device",
e8b0e958
JA		 3252 .category = FIO_OPT_C_FILE,
3253 .group = FIO_OPT_G_INVALID,
214e1eca 3254 },
a275c37a
JA		 3255#else
3256 {
3257 .name = "ioscheduler",
3258 .lname = "I/O scheduler",
3259 .type = FIO_OPT_UNSUPPORTED,
3260 .help = "Your platform does not support IO scheduler switching",
3261 },
214e1eca 3262#endif
7b865a2f
BVA		 3263 {
3264 .name = "zonemode",
3265 .lname = "Zone mode",
3266 .help = "Mode for the zonesize, zonerange and zoneskip parameters",
3267 .type = FIO_OPT_STR,
3268 .off1 = offsetof(struct thread_options, zone_mode),
3269 .def = "none",
3270 .category = FIO_OPT_C_IO,
3271 .group = FIO_OPT_G_ZONE,
3272 .posval = {
3273 { .ival = "none",
3274 .oval = ZONE_MODE_NONE,
3275 .help = "no zoning",
3276 },
3277 { .ival = "strided",
3278 .oval = ZONE_MODE_STRIDED,
3279 .help = "strided mode - random I/O is restricted to a single zone",
3280 },
3281 { .ival = "zbd",
3282 .oval = ZONE_MODE_ZBD,
3283 .help = "zoned block device mode - random I/O selects one of multiple zones randomly",
3284 },
3285 },
3286 },
214e1eca
JA		 3287 {
3288 .name = "zonesize",
e8b0e958 3289 .lname = "Zone size",
214e1eca 3290 .type = FIO_OPT_STR_VAL,
a609f12a 3291 .off1 = offsetof(struct thread_options, zone_size),
ed335855
SN		 3292 .help = "Amount of data to read per zone",
3293 .def = "0",
20eb06bd 3294 .interval = 1024 * 1024,
e8b0e958
JA		 3295 .category = FIO_OPT_C_IO,
3296 .group = FIO_OPT_G_ZONE,
ed335855
SN		 3297 },
3298 {
3299 .name = "zonerange",
e8b0e958 3300 .lname = "Zone range",
ed335855 3301 .type = FIO_OPT_STR_VAL,
a609f12a 3302 .off1 = offsetof(struct thread_options, zone_range),
214e1eca
JA		 3303 .help = "Give size of an IO zone",
3304 .def = "0",
20eb06bd 3305 .interval = 1024 * 1024,
e8b0e958
JA		 3306 .category = FIO_OPT_C_IO,
3307 .group = FIO_OPT_G_ZONE,
214e1eca
JA		 3308 },
3309 {
3310 .name = "zoneskip",
e8b0e958 3311 .lname = "Zone skip",
214e1eca 3312 .type = FIO_OPT_STR_VAL,
a609f12a 3313 .off1 = offsetof(struct thread_options, zone_skip),
214e1eca
JA		 3314 .help = "Space between IO zones",
3315 .def = "0",
20eb06bd 3316 .interval = 1024 * 1024,
e8b0e958
JA		 3317 .category = FIO_OPT_C_IO,
3318 .group = FIO_OPT_G_ZONE,
214e1eca 3319 },
bfbdd35b
BVA		 3320 {
3321 .name = "read_beyond_wp",
3322 .lname = "Allow reads beyond the zone write pointer",
3323 .type = FIO_OPT_BOOL,
3324 .off1 = offsetof(struct thread_options, read_beyond_wp),
3325 .help = "Allow reads beyond the zone write pointer",
3326 .def = "0",
3327 .category = FIO_OPT_C_IO,
3328 .group = FIO_OPT_G_INVALID,
3329 },
59b07544
BVA		 3330 {
3331 .name = "max_open_zones",
3332 .lname = "Maximum number of open zones",
3333 .type = FIO_OPT_INT,
3334 .off1 = offsetof(struct thread_options, max_open_zones),
3335 .maxval = FIO_MAX_OPEN_ZBD_ZONES,
3336 .help = "Limit random writes to SMR drives to the specified"
3337 " number of sequential zones",
3338 .def = "0",
3339 .category = FIO_OPT_C_IO,
3340 .group = FIO_OPT_G_INVALID,
3341 },
a7c2b6fc
BVA		 3342 {
3343 .name = "zone_reset_threshold",
3344 .lname = "Zone reset threshold",
3345 .help = "Zoned block device reset threshold",
3346 .type = FIO_OPT_FLOAT_LIST,
3347 .maxlen = 1,
3348 .off1 = offsetof(struct thread_options, zrt),
3349 .minfp = 0,
3350 .maxfp = 1,
3351 .category = FIO_OPT_C_IO,
3352 .group = FIO_OPT_G_ZONE,
3353 },
3354 {
3355 .name = "zone_reset_frequency",
3356 .lname = "Zone reset frequency",
3357 .help = "Zoned block device zone reset frequency in HZ",
3358 .type = FIO_OPT_FLOAT_LIST,
3359 .maxlen = 1,
3360 .off1 = offsetof(struct thread_options, zrf),
3361 .minfp = 0,
3362 .maxfp = 1,
3363 .category = FIO_OPT_C_IO,
3364 .group = FIO_OPT_G_ZONE,
3365 },
214e1eca
JA		 3366 {
3367 .name = "lockmem",
e8b0e958 3368 .lname = "Lock memory",
214e1eca 3369 .type = FIO_OPT_STR_VAL,
a609f12a 3370 .off1 = offsetof(struct thread_options, lockmem),
81c6b6cd 3371 .help = "Lock down this amount of memory (per worker)",
214e1eca 3372 .def = "0",
20eb06bd 3373 .interval = 1024 * 1024,
e8b0e958
JA		 3374 .category = FIO_OPT_C_GENERAL,
3375 .group = FIO_OPT_G_INVALID,
214e1eca 3376 },
214e1eca
JA		 3377 {
3378 .name = "rwmixread",
e8b0e958 3379 .lname = "Read/write mix read",
214e1eca 3380 .type = FIO_OPT_INT,
cb499fc4 3381 .cb = str_rwmix_read_cb,
a609f12a 3382 .off1 = offsetof(struct thread_options, rwmix[DDIR_READ]),
214e1eca
JA		 3383 .maxval = 100,
3384 .help = "Percentage of mixed workload that is reads",
3385 .def = "50",
20eb06bd 3386 .interval = 5,
90265353 3387 .inverse = "rwmixwrite",
e8b0e958
JA		 3388 .category = FIO_OPT_C_IO,
3389 .group = FIO_OPT_G_RWMIX,
214e1eca
JA		 3390 },
3391 {
3392 .name = "rwmixwrite",
e8b0e958 3393 .lname = "Read/write mix write",
214e1eca 3394 .type = FIO_OPT_INT,
cb499fc4 3395 .cb = str_rwmix_write_cb,
a609f12a 3396 .off1 = offsetof(struct thread_options, rwmix[DDIR_WRITE]),
214e1eca
JA		 3397 .maxval = 100,
3398 .help = "Percentage of mixed workload that is writes",
3399 .def = "50",
20eb06bd 3400 .interval = 5,
90265353 3401 .inverse = "rwmixread",
e8b0e958
JA		 3402 .category = FIO_OPT_C_IO,
3403 .group = FIO_OPT_G_RWMIX,
214e1eca 3404 },
afdf9352
JA		 3405 {
3406 .name = "rwmixcycle",
e8b0e958 3407 .lname = "Read/write mix cycle",
15ca150e 3408 .type = FIO_OPT_DEPRECATED,
e8b0e958
JA		 3409 .category = FIO_OPT_C_IO,
3410 .group = FIO_OPT_G_RWMIX,
afdf9352 3411 },
214e1eca
JA		 3412 {
3413 .name = "nice",
e8b0e958 3414 .lname = "Nice",
214e1eca 3415 .type = FIO_OPT_INT,
a609f12a 3416 .off1 = offsetof(struct thread_options, nice),
214e1eca 3417 .help = "Set job CPU nice value",
11fd6aa8
RC		 3418 .minval = -20,
3419 .maxval = 19,
214e1eca 3420 .def = "0",
20eb06bd 3421 .interval = 1,
e8b0e958 3422 .category = FIO_OPT_C_GENERAL,
10860056 3423 .group = FIO_OPT_G_CRED,
214e1eca
JA		 3424 },
3425#ifdef FIO_HAVE_IOPRIO
3426 {
3427 .name = "prio",
e8b0e958 3428 .lname = "I/O nice priority",
214e1eca 3429 .type = FIO_OPT_INT,
a609f12a 3430 .off1 = offsetof(struct thread_options, ioprio),
214e1eca 3431 .help = "Set job IO priority value",
1767bd34
TK		 3432 .minval = IOPRIO_MIN_PRIO,
3433 .maxval = IOPRIO_MAX_PRIO,
20eb06bd 3434 .interval = 1,
e8b0e958 3435 .category = FIO_OPT_C_GENERAL,
10860056 3436 .group = FIO_OPT_G_CRED,
214e1eca 3437 },
32ef447a
TK		 3438#else
3439 {
3440 .name = "prio",
3441 .lname = "I/O nice priority",
3442 .type = FIO_OPT_UNSUPPORTED,
3443 .help = "Your platform does not support IO priorities",
3444 },
3445#endif
3446#ifdef FIO_HAVE_IOPRIO_CLASS
3447#ifndef FIO_HAVE_IOPRIO
3448#error "FIO_HAVE_IOPRIO_CLASS requires FIO_HAVE_IOPRIO"
3449#endif
214e1eca
JA		 3450 {
3451 .name = "prioclass",
e8b0e958 3452 .lname = "I/O nice priority class",
214e1eca 3453 .type = FIO_OPT_INT,
a609f12a 3454 .off1 = offsetof(struct thread_options, ioprio_class),
214e1eca 3455 .help = "Set job IO priority class",
1767bd34
TK		 3456 .minval = IOPRIO_MIN_PRIO_CLASS,
3457 .maxval = IOPRIO_MAX_PRIO_CLASS,
20eb06bd 3458 .interval = 1,
e8b0e958 3459 .category = FIO_OPT_C_GENERAL,
10860056 3460 .group = FIO_OPT_G_CRED,
214e1eca 3461 },
a275c37a 3462#else
a275c37a
JA		 3463 {
3464 .name = "prioclass",
3465 .lname = "I/O nice priority class",
3466 .type = FIO_OPT_UNSUPPORTED,
32ef447a 3467 .help = "Your platform does not support IO priority classes",
a275c37a 3468 },
214e1eca
JA		 3469#endif
3470 {
3471 .name = "thinktime",
e8b0e958 3472 .lname = "Thinktime",
214e1eca 3473 .type = FIO_OPT_INT,
a609f12a 3474 .off1 = offsetof(struct thread_options, thinktime),
214e1eca
JA		 3475 .help = "Idle time between IO buffers (usec)",
3476 .def = "0",
88038bc7 3477 .is_time = 1,
e8b0e958 3478 .category = FIO_OPT_C_IO,
3ceb458f 3479 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3480 },
3481 {
3482 .name = "thinktime_spin",
e8b0e958 3483 .lname = "Thinktime spin",
214e1eca 3484 .type = FIO_OPT_INT,
a609f12a 3485 .off1 = offsetof(struct thread_options, thinktime_spin),
214e1eca
JA		 3486 .help = "Start think time by spinning this amount (usec)",
3487 .def = "0",
88038bc7 3488 .is_time = 1,
afdf9352 3489 .parent = "thinktime",
d71c154c 3490 .hide = 1,
e8b0e958 3491 .category = FIO_OPT_C_IO,
3ceb458f 3492 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3493 },
3494 {
3495 .name = "thinktime_blocks",
e8b0e958 3496 .lname = "Thinktime blocks",
214e1eca 3497 .type = FIO_OPT_INT,
a609f12a 3498 .off1 = offsetof(struct thread_options, thinktime_blocks),
214e1eca
JA		 3499 .help = "IO buffer period between 'thinktime'",
3500 .def = "1",
afdf9352 3501 .parent = "thinktime",
d71c154c 3502 .hide = 1,
e8b0e958 3503 .category = FIO_OPT_C_IO,
3ceb458f 3504 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3505 },
3506 {
3507 .name = "rate",
e8b0e958 3508 .lname = "I/O rate",
e01b22b8 3509 .type = FIO_OPT_INT,
a609f12a
JA		 3510 .off1 = offsetof(struct thread_options, rate[DDIR_READ]),
3511 .off2 = offsetof(struct thread_options, rate[DDIR_WRITE]),
3512 .off3 = offsetof(struct thread_options, rate[DDIR_TRIM]),
214e1eca 3513 .help = "Set bandwidth rate",
e8b0e958
JA		 3514 .category = FIO_OPT_C_IO,
3515 .group = FIO_OPT_G_RATE,
214e1eca
JA		 3516 },
3517 {
6d428bcd
JA		 3518 .name = "rate_min",
3519 .alias = "ratemin",
e8b0e958 3520 .lname = "I/O min rate",
e01b22b8 3521 .type = FIO_OPT_INT,
a609f12a
JA		 3522 .off1 = offsetof(struct thread_options, ratemin[DDIR_READ]),
3523 .off2 = offsetof(struct thread_options, ratemin[DDIR_WRITE]),
3524 .off3 = offsetof(struct thread_options, ratemin[DDIR_TRIM]),
4e991c23 3525 .help = "Job must meet this rate or it will be shutdown",
afdf9352 3526 .parent = "rate",
d71c154c 3527 .hide = 1,
e8b0e958
JA		 3528 .category = FIO_OPT_C_IO,
3529 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3530 },
3531 {
3532 .name = "rate_iops",
e8b0e958 3533 .lname = "I/O rate IOPS",
e01b22b8 3534 .type = FIO_OPT_INT,
a609f12a
JA		 3535 .off1 = offsetof(struct thread_options, rate_iops[DDIR_READ]),
3536 .off2 = offsetof(struct thread_options, rate_iops[DDIR_WRITE]),
3537 .off3 = offsetof(struct thread_options, rate_iops[DDIR_TRIM]),
4e991c23 3538 .help = "Limit IO used to this number of IO operations/sec",
d71c154c 3539 .hide = 1,
e8b0e958
JA		 3540 .category = FIO_OPT_C_IO,
3541 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3542 },
3543 {
3544 .name = "rate_iops_min",
e8b0e958 3545 .lname = "I/O min rate IOPS",
e01b22b8 3546 .type = FIO_OPT_INT,
a609f12a
JA		 3547 .off1 = offsetof(struct thread_options, rate_iops_min[DDIR_READ]),
3548 .off2 = offsetof(struct thread_options, rate_iops_min[DDIR_WRITE]),
3549 .off3 = offsetof(struct thread_options, rate_iops_min[DDIR_TRIM]),
03e20d68 3550 .help = "Job must meet this rate or it will be shut down",
afdf9352 3551 .parent = "rate_iops",
d71c154c 3552 .hide = 1,
e8b0e958
JA		 3553 .category = FIO_OPT_C_IO,
3554 .group = FIO_OPT_G_RATE,
214e1eca 3555 },
ff6bb260 3556 {
6de65959
JA		 3557 .name = "rate_process",
3558 .lname = "Rate Process",
3559 .type = FIO_OPT_STR,
a609f12a 3560 .off1 = offsetof(struct thread_options, rate_process),
6de65959
JA		 3561 .help = "What process controls how rated IO is managed",
3562 .def = "linear",
ff6bb260
SL		 3563 .category = FIO_OPT_C_IO,
3564 .group = FIO_OPT_G_RATE,
6de65959
JA		 3565 .posval = {
3566 { .ival = "linear",
3567 .oval = RATE_PROCESS_LINEAR,
3568 .help = "Linear rate of IO",
3569 },
3570 {
3571 .ival = "poisson",
3572 .oval = RATE_PROCESS_POISSON,
3573 .help = "Rate follows Poisson process",
3574 },
3575 },
3576 .parent = "rate",
ff6bb260 3577 },
214e1eca 3578 {
6d428bcd
JA		 3579 .name = "rate_cycle",
3580 .alias = "ratecycle",
e8b0e958 3581 .lname = "I/O rate cycle",
214e1eca 3582 .type = FIO_OPT_INT,
a609f12a 3583 .off1 = offsetof(struct thread_options, ratecycle),
214e1eca
JA		 3584 .help = "Window average for rate limits (msec)",
3585 .def = "1000",
afdf9352 3586 .parent = "rate",
d71c154c 3587 .hide = 1,
e8b0e958
JA		 3588 .category = FIO_OPT_C_IO,
3589 .group = FIO_OPT_G_RATE,
214e1eca 3590 },
1a9bf814
JA		 3591 {
3592 .name = "rate_ignore_thinktime",
3593 .lname = "Rate ignore thinktime",
3594 .type = FIO_OPT_BOOL,
3595 .off1 = offsetof(struct thread_options, rate_ign_think),
3596 .help = "Rated IO ignores thinktime settings",
3597 .parent = "rate",
3598 .category = FIO_OPT_C_IO,
3599 .group = FIO_OPT_G_RATE,
3600 },
15501535
JA		 3601 {
3602 .name = "max_latency",
dd97d866 3603 .lname = "Max Latency (usec)",
6c3fb04c 3604 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3605 .off1 = offsetof(struct thread_options, max_latency),
15501535 3606 .help = "Maximum tolerated IO latency (usec)",
88038bc7 3607 .is_time = 1,
1e5324e7 3608 .category = FIO_OPT_C_IO,
3e260a46
JA		 3609 .group = FIO_OPT_G_LATPROF,
3610 },
3611 {
3612 .name = "latency_target",
3613 .lname = "Latency Target (usec)",
3614 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3615 .off1 = offsetof(struct thread_options, latency_target),
3e260a46 3616 .help = "Ramp to max queue depth supporting this latency",
88038bc7 3617 .is_time = 1,
3e260a46
JA		 3618 .category = FIO_OPT_C_IO,
3619 .group = FIO_OPT_G_LATPROF,
3620 },
3621 {
3622 .name = "latency_window",
3623 .lname = "Latency Window (usec)",
3624 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3625 .off1 = offsetof(struct thread_options, latency_window),
3e260a46 3626 .help = "Time to sustain latency_target",
88038bc7 3627 .is_time = 1,
3e260a46
JA		 3628 .category = FIO_OPT_C_IO,
3629 .group = FIO_OPT_G_LATPROF,
3630 },
3631 {
3632 .name = "latency_percentile",
3633 .lname = "Latency Percentile",
3634 .type = FIO_OPT_FLOAT_LIST,
a609f12a 3635 .off1 = offsetof(struct thread_options, latency_percentile),
3e260a46
JA		 3636 .help = "Percentile of IOs must be below latency_target",
3637 .def = "100",
3638 .maxlen = 1,
3639 .minfp = 0.0,
3640 .maxfp = 100.0,
3641 .category = FIO_OPT_C_IO,
3642 .group = FIO_OPT_G_LATPROF,
15501535 3643 },
214e1eca
JA		 3644 {
3645 .name = "invalidate",
e8b0e958 3646 .lname = "Cache invalidate",
214e1eca 3647 .type = FIO_OPT_BOOL,
a609f12a 3648 .off1 = offsetof(struct thread_options, invalidate_cache),
214e1eca
JA		 3649 .help = "Invalidate buffer/page cache prior to running job",
3650 .def = "1",
e8b0e958 3651 .category = FIO_OPT_C_IO,
3ceb458f 3652 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 3653 },
3654 {
3655 .name = "sync",
e8b0e958 3656 .lname = "Synchronous I/O",
214e1eca 3657 .type = FIO_OPT_BOOL,
a609f12a 3658 .off1 = offsetof(struct thread_options, sync_io),
214e1eca
JA		 3659 .help = "Use O_SYNC for buffered writes",
3660 .def = "0",
67a1000f 3661 .parent = "buffered",
d71c154c 3662 .hide = 1,
e8b0e958 3663 .category = FIO_OPT_C_IO,
3ceb458f 3664 .group = FIO_OPT_G_IO_TYPE,
214e1eca 3665 },
ae8e559e
JA		 3666#ifdef FIO_HAVE_WRITE_HINT
3667 {
3668 .name = "write_hint",
3669 .lname = "Write hint",
3670 .type = FIO_OPT_STR,
3671 .off1 = offsetof(struct thread_options, write_hint),
3672 .help = "Set expected write life time",
3673 .category = FIO_OPT_C_ENGINE,
3674 .group = FIO_OPT_G_INVALID,
3675 .posval = {
3676 { .ival = "none",
3677 .oval = RWH_WRITE_LIFE_NONE,
3678 },
3679 { .ival = "short",
3680 .oval = RWH_WRITE_LIFE_SHORT,
3681 },
3682 { .ival = "medium",
3683 .oval = RWH_WRITE_LIFE_MEDIUM,
3684 },
3685 { .ival = "long",
3686 .oval = RWH_WRITE_LIFE_LONG,
3687 },
3688 { .ival = "extreme",
3689 .oval = RWH_WRITE_LIFE_EXTREME,
3690 },
3691 },
3692 },
3693#endif
214e1eca
JA		 3694 {
3695 .name = "create_serialize",
e8b0e958 3696 .lname = "Create serialize",
214e1eca 3697 .type = FIO_OPT_BOOL,
a609f12a 3698 .off1 = offsetof(struct thread_options, create_serialize),
c2b8035f 3699 .help = "Serialize creation of job files",
214e1eca 3700 .def = "1",
e8b0e958
JA		 3701 .category = FIO_OPT_C_FILE,
3702 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3703 },
3704 {
3705 .name = "create_fsync",
e8b0e958 3706 .lname = "Create fsync",
214e1eca 3707 .type = FIO_OPT_BOOL,
a609f12a 3708 .off1 = offsetof(struct thread_options, create_fsync),
03e20d68 3709 .help = "fsync file after creation",
214e1eca 3710 .def = "1",
e8b0e958
JA		 3711 .category = FIO_OPT_C_FILE,
3712 .group = FIO_OPT_G_INVALID,
214e1eca 3713 },
814452bd
JA		 3714 {
3715 .name = "create_on_open",
e8b0e958 3716 .lname = "Create on open",
814452bd 3717 .type = FIO_OPT_BOOL,
a609f12a 3718 .off1 = offsetof(struct thread_options, create_on_open),
814452bd
JA		 3719 .help = "Create files when they are opened for IO",
3720 .def = "0",
e8b0e958
JA		 3721 .category = FIO_OPT_C_FILE,
3722 .group = FIO_OPT_G_INVALID,
814452bd 3723 },
25460cf6
JA		 3724 {
3725 .name = "create_only",
cce2fdfe 3726 .lname = "Create Only",
25460cf6 3727 .type = FIO_OPT_BOOL,
a609f12a 3728 .off1 = offsetof(struct thread_options, create_only),
25460cf6 3729 .help = "Only perform file creation phase",
d17fda71 3730 .category = FIO_OPT_C_FILE,
25460cf6
JA		 3731 .def = "0",
3732 },
2378826d
JA		 3733 {
3734 .name = "allow_file_create",
e81ecca3 3735 .lname = "Allow file create",
2378826d 3736 .type = FIO_OPT_BOOL,
a609f12a 3737 .off1 = offsetof(struct thread_options, allow_create),
2378826d
JA		 3738 .help = "Permit fio to create files, if they don't exist",
3739 .def = "1",
3740 .category = FIO_OPT_C_FILE,
3741 .group = FIO_OPT_G_FILENAME,
3742 },
e81ecca3
JA		 3743 {
3744 .name = "allow_mounted_write",
3745 .lname = "Allow mounted write",
3746 .type = FIO_OPT_BOOL,
a609f12a 3747 .off1 = offsetof(struct thread_options, allow_mounted_write),
e81ecca3
JA		 3748 .help = "Allow writes to a mounted partition",
3749 .def = "0",
3750 .category = FIO_OPT_C_FILE,
3751 .group = FIO_OPT_G_FILENAME,
3752 },
0b9d69ec 3753 {
afad68f7 3754 .name = "pre_read",
e8b0e958 3755 .lname = "Pre-read files",
afad68f7 3756 .type = FIO_OPT_BOOL,
a609f12a 3757 .off1 = offsetof(struct thread_options, pre_read),
03e20d68 3758 .help = "Pre-read files before starting official testing",
afad68f7 3759 .def = "0",
e8b0e958
JA		 3760 .category = FIO_OPT_C_FILE,
3761 .group = FIO_OPT_G_INVALID,
afad68f7 3762 },
214e1eca
JA		 3763#ifdef FIO_HAVE_CPU_AFFINITY
3764 {
3765 .name = "cpumask",
e8b0e958 3766 .lname = "CPU mask",
214e1eca
JA		 3767 .type = FIO_OPT_INT,
3768 .cb = str_cpumask_cb,
a609f12a 3769 .off1 = offsetof(struct thread_options, cpumask),
214e1eca 3770 .help = "CPU affinity mask",
e8b0e958 3771 .category = FIO_OPT_C_GENERAL,
10860056 3772 .group = FIO_OPT_G_CRED,
214e1eca 3773 },
d2e268b0
JA		 3774 {
3775 .name = "cpus_allowed",
e8b0e958 3776 .lname = "CPUs allowed",
d2e268b0
JA		 3777 .type = FIO_OPT_STR,
3778 .cb = str_cpus_allowed_cb,
a609f12a 3779 .off1 = offsetof(struct thread_options, cpumask),
d2e268b0 3780 .help = "Set CPUs allowed",
e8b0e958 3781 .category = FIO_OPT_C_GENERAL,
10860056 3782 .group = FIO_OPT_G_CRED,
d2e268b0 3783 },
c2acfbac
JA		 3784 {
3785 .name = "cpus_allowed_policy",
3786 .lname = "CPUs allowed distribution policy",
3787 .type = FIO_OPT_STR,
a609f12a 3788 .off1 = offsetof(struct thread_options, cpus_allowed_policy),
c2acfbac
JA		 3789 .help = "Distribution policy for cpus_allowed",
3790 .parent = "cpus_allowed",
3791 .prio = 1,
3792 .posval = {
3793 { .ival = "shared",
3794 .oval = FIO_CPUS_SHARED,
3795 .help = "Mask shared between threads",
3796 },
3797 { .ival = "split",
3798 .oval = FIO_CPUS_SPLIT,
3799 .help = "Mask split between threads",
3800 },
3801 },
3802 .category = FIO_OPT_C_GENERAL,
3803 .group = FIO_OPT_G_CRED,
3804 },
a275c37a
JA		 3805#else
3806 {
3807 .name = "cpumask",
3808 .lname = "CPU mask",
3809 .type = FIO_OPT_UNSUPPORTED,
3810 .help = "Your platform does not support CPU affinities",
3811 },
3812 {
3813 .name = "cpus_allowed",
3814 .lname = "CPUs allowed",
3815 .type = FIO_OPT_UNSUPPORTED,
3816 .help = "Your platform does not support CPU affinities",
3817 },
3818 {
3819 .name = "cpus_allowed_policy",
3820 .lname = "CPUs allowed distribution policy",
3821 .type = FIO_OPT_UNSUPPORTED,
3822 .help = "Your platform does not support CPU affinities",
3823 },
d0b937ed 3824#endif
67bf9823 3825#ifdef CONFIG_LIBNUMA
d0b937ed
YR		 3826 {
3827 .name = "numa_cpu_nodes",
cce2fdfe 3828 .lname = "NUMA CPU Nodes",
d0b937ed
YR		 3829 .type = FIO_OPT_STR,
3830 .cb = str_numa_cpunodes_cb,
a609f12a 3831 .off1 = offsetof(struct thread_options, numa_cpunodes),
d0b937ed 3832 .help = "NUMA CPU nodes bind",
6be54b2d
JA		 3833 .category = FIO_OPT_C_GENERAL,
3834 .group = FIO_OPT_G_INVALID,
d0b937ed
YR		 3835 },
3836 {
3837 .name = "numa_mem_policy",
cce2fdfe 3838 .lname = "NUMA Memory Policy",
d0b937ed
YR		 3839 .type = FIO_OPT_STR,
3840 .cb = str_numa_mpol_cb,
a609f12a 3841 .off1 = offsetof(struct thread_options, numa_memnodes),
d0b937ed 3842 .help = "NUMA memory policy setup",
6be54b2d
JA		 3843 .category = FIO_OPT_C_GENERAL,
3844 .group = FIO_OPT_G_INVALID,
d0b937ed 3845 },
a275c37a
JA		 3846#else
3847 {
3848 .name = "numa_cpu_nodes",
3849 .lname = "NUMA CPU Nodes",
3850 .type = FIO_OPT_UNSUPPORTED,
3851 .help = "Build fio with libnuma-dev(el) to enable this option",
3852 },
3853 {
3854 .name = "numa_mem_policy",
3855 .lname = "NUMA Memory Policy",
3856 .type = FIO_OPT_UNSUPPORTED,
3857 .help = "Build fio with libnuma-dev(el) to enable this option",
3858 },
03553853
YR		 3859#endif
3860#ifdef CONFIG_CUDA
3861 {
3862 .name = "gpu_dev_id",
3863 .lname = "GPU device ID",
3864 .type = FIO_OPT_INT,
3865 .off1 = offsetof(struct thread_options, gpu_dev_id),
3866 .help = "Set GPU device ID for GPUDirect RDMA",
3867 .def = "0",
3868 .category = FIO_OPT_C_GENERAL,
3869 .group = FIO_OPT_G_INVALID,
3870 },
214e1eca
JA		 3871#endif
3872 {
3873 .name = "end_fsync",
e8b0e958 3874 .lname = "End fsync",
214e1eca 3875 .type = FIO_OPT_BOOL,
a609f12a 3876 .off1 = offsetof(struct thread_options, end_fsync),
214e1eca
JA		 3877 .help = "Include fsync at the end of job",
3878 .def = "0",
e8b0e958
JA		 3879 .category = FIO_OPT_C_FILE,
3880 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3881 },
3882 {
3883 .name = "fsync_on_close",
e8b0e958 3884 .lname = "Fsync on close",
214e1eca 3885 .type = FIO_OPT_BOOL,
a609f12a 3886 .off1 = offsetof(struct thread_options, fsync_on_close),
214e1eca
JA		 3887 .help = "fsync files on close",
3888 .def = "0",
e8b0e958
JA		 3889 .category = FIO_OPT_C_FILE,
3890 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3891 },
3892 {
3893 .name = "unlink",
e8b0e958 3894 .lname = "Unlink file",
214e1eca 3895 .type = FIO_OPT_BOOL,
a609f12a 3896 .off1 = offsetof(struct thread_options, unlink),
214e1eca
JA		 3897 .help = "Unlink created files after job has completed",
3898 .def = "0",
e8b0e958
JA		 3899 .category = FIO_OPT_C_FILE,
3900 .group = FIO_OPT_G_INVALID,
214e1eca 3901 },
39c1c323 3902 {
3903 .name = "unlink_each_loop",
3904 .lname = "Unlink file after each loop of a job",
3905 .type = FIO_OPT_BOOL,
a609f12a 3906 .off1 = offsetof(struct thread_options, unlink_each_loop),
39c1c323 3907 .help = "Unlink created files after each loop in a job has completed",
3908 .def = "0",
3909 .category = FIO_OPT_C_FILE,
3910 .group = FIO_OPT_G_INVALID,
3911 },
214e1eca
JA		 3912 {
3913 .name = "exitall",
e8b0e958 3914 .lname = "Exit-all on terminate",
214e1eca
JA		 3915 .type = FIO_OPT_STR_SET,
3916 .cb = str_exitall_cb,
3917 .help = "Terminate all jobs when one exits",
e8b0e958 3918 .category = FIO_OPT_C_GENERAL,
a1f6afec 3919 .group = FIO_OPT_G_PROCESS,
214e1eca 3920 },
f9cafb12
JA		 3921 {
3922 .name = "exitall_on_error",
3923 .lname = "Exit-all on terminate in error",
78abcf9b 3924 .type = FIO_OPT_STR_SET,
a609f12a 3925 .off1 = offsetof(struct thread_options, exitall_error),
f9cafb12
JA		 3926 .help = "Terminate all jobs when one exits in error",
3927 .category = FIO_OPT_C_GENERAL,
3928 .group = FIO_OPT_G_PROCESS,
3929 },
214e1eca
JA		 3930 {
3931 .name = "stonewall",
e8b0e958 3932 .lname = "Wait for previous",
d392365e 3933 .alias = "wait_for_previous",
214e1eca 3934 .type = FIO_OPT_STR_SET,
a609f12a 3935 .off1 = offsetof(struct thread_options, stonewall),
214e1eca 3936 .help = "Insert a hard barrier between this job and previous",
e8b0e958 3937 .category = FIO_OPT_C_GENERAL,
a1f6afec 3938 .group = FIO_OPT_G_PROCESS,
214e1eca 3939 },
b3d62a75
JA		 3940 {
3941 .name = "new_group",
e8b0e958 3942 .lname = "New group",
b3d62a75 3943 .type = FIO_OPT_STR_SET,
a609f12a 3944 .off1 = offsetof(struct thread_options, new_group),
b3d62a75 3945 .help = "Mark the start of a new group (for reporting)",
e8b0e958 3946 .category = FIO_OPT_C_GENERAL,
a1f6afec 3947 .group = FIO_OPT_G_PROCESS,
b3d62a75 3948 },
214e1eca
JA		 3949 {
3950 .name = "thread",
e8b0e958 3951 .lname = "Thread",
214e1eca 3952 .type = FIO_OPT_STR_SET,
a609f12a 3953 .off1 = offsetof(struct thread_options, use_thread),
20eb06bd 3954 .help = "Use threads instead of processes",
c8931876
JA		 3955#ifdef CONFIG_NO_SHM
3956 .def = "1",
3957 .no_warn_def = 1,
3958#endif
e8b0e958 3959 .category = FIO_OPT_C_GENERAL,
a1f6afec 3960 .group = FIO_OPT_G_PROCESS,
214e1eca 3961 },
3a5db920
JA		 3962 {
3963 .name = "per_job_logs",
cce2fdfe 3964 .lname = "Per Job Logs",
3a5db920 3965 .type = FIO_OPT_BOOL,
a609f12a 3966 .off1 = offsetof(struct thread_options, per_job_logs),
3a5db920
JA		 3967 .help = "Include job number in generated log files or not",
3968 .def = "1",
3969 .category = FIO_OPT_C_LOG,
3970 .group = FIO_OPT_G_INVALID,
3971 },
214e1eca
JA		 3972 {
3973 .name = "write_bw_log",
e8b0e958 3974 .lname = "Write bandwidth log",
dded427c 3975 .type = FIO_OPT_STR,
a609f12a 3976 .off1 = offsetof(struct thread_options, bw_log_file),
dded427c 3977 .cb = str_write_bw_log_cb,
214e1eca 3978 .help = "Write log of bandwidth during run",
e8b0e958
JA		 3979 .category = FIO_OPT_C_LOG,
3980 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3981 },
3982 {
3983 .name = "write_lat_log",
e8b0e958 3984 .lname = "Write latency log",
dded427c 3985 .type = FIO_OPT_STR,
a609f12a 3986 .off1 = offsetof(struct thread_options, lat_log_file),
dded427c 3987 .cb = str_write_lat_log_cb,
214e1eca 3988 .help = "Write log of latency during run",
e8b0e958
JA		 3989 .category = FIO_OPT_C_LOG,
3990 .group = FIO_OPT_G_INVALID,
214e1eca 3991 },
c8eeb9df
JA		 3992 {
3993 .name = "write_iops_log",
e8b0e958 3994 .lname = "Write IOPS log",
dded427c 3995 .type = FIO_OPT_STR,
a609f12a 3996 .off1 = offsetof(struct thread_options, iops_log_file),
dded427c 3997 .cb = str_write_iops_log_cb,
c8eeb9df 3998 .help = "Write log of IOPS during run",
e8b0e958
JA		 3999 .category = FIO_OPT_C_LOG,
4000 .group = FIO_OPT_G_INVALID,
c8eeb9df 4001 },
b8bc8cba
JA		 4002 {
4003 .name = "log_avg_msec",
e8b0e958 4004 .lname = "Log averaging (msec)",
b8bc8cba 4005 .type = FIO_OPT_INT,
a609f12a 4006 .off1 = offsetof(struct thread_options, log_avg_msec),
b8bc8cba
JA		 4007 .help = "Average bw/iops/lat logs over this period of time",
4008 .def = "0",
e8b0e958 4009 .category = FIO_OPT_C_LOG,
1e613c9c
KC		 4010 .group = FIO_OPT_G_INVALID,
4011 },
4012 {
4013 .name = "log_hist_msec",
4014 .lname = "Log histograms (msec)",
4015 .type = FIO_OPT_INT,
a609f12a 4016 .off1 = offsetof(struct thread_options, log_hist_msec),
1e613c9c
KC		 4017 .help = "Dump completion latency histograms at frequency of this time value",
4018 .def = "0",
4019 .category = FIO_OPT_C_LOG,
4020 .group = FIO_OPT_G_INVALID,
4021 },
4022 {
4023 .name = "log_hist_coarseness",
4024 .lname = "Histogram logs coarseness",
4025 .type = FIO_OPT_INT,
a609f12a 4026 .off1 = offsetof(struct thread_options, log_hist_coarseness),
1e613c9c
KC		 4027 .help = "Integer in range [0,6]. Higher coarseness outputs"
4028 " fewer histogram bins per sample. The number of bins for"
4029 " these are [1216, 608, 304, 152, 76, 38, 19] respectively.",
4030 .def = "0",
4031 .category = FIO_OPT_C_LOG,
4032 .group = FIO_OPT_G_INVALID,
4033 },
4034 {
4035 .name = "write_hist_log",
4036 .lname = "Write latency histogram logs",
dded427c 4037 .type = FIO_OPT_STR,
a609f12a 4038 .off1 = offsetof(struct thread_options, hist_log_file),
dded427c 4039 .cb = str_write_hist_log_cb,
1e613c9c
KC		 4040 .help = "Write log of latency histograms during run",
4041 .category = FIO_OPT_C_LOG,
e8b0e958 4042 .group = FIO_OPT_G_INVALID,
b8bc8cba 4043 },
e6989e10
JA		 4044 {
4045 .name = "log_max_value",
4046 .lname = "Log maximum instead of average",
4047 .type = FIO_OPT_BOOL,
a609f12a 4048 .off1 = offsetof(struct thread_options, log_max),
e6989e10
JA		 4049 .help = "Log max sample in a window instead of average",
4050 .def = "0",
4051 .category = FIO_OPT_C_LOG,
4052 .group = FIO_OPT_G_INVALID,
4053 },
ae588852
JA		 4054 {
4055 .name = "log_offset",
4056 .lname = "Log offset of IO",
4057 .type = FIO_OPT_BOOL,
a609f12a 4058 .off1 = offsetof(struct thread_options, log_offset),
ae588852
JA		 4059 .help = "Include offset of IO for each log entry",
4060 .def = "0",
4061 .category = FIO_OPT_C_LOG,
4062 .group = FIO_OPT_G_INVALID,
4063 },
aee2ab67
JA		 4064#ifdef CONFIG_ZLIB
4065 {
4066 .name = "log_compression",
4067 .lname = "Log compression",
4068 .type = FIO_OPT_INT,
a609f12a 4069 .off1 = offsetof(struct thread_options, log_gz),
aee2ab67 4070 .help = "Log in compressed chunks of this size",
9919b27b 4071 .minval = 1024ULL,
aee2ab67
JA		 4072 .maxval = 512 * 1024 * 1024ULL,
4073 .category = FIO_OPT_C_LOG,
4074 .group = FIO_OPT_G_INVALID,
4075 },
c08f9fe2
JA		 4076#ifdef FIO_HAVE_CPU_AFFINITY
4077 {
4078 .name = "log_compression_cpus",
4079 .lname = "Log Compression CPUs",
4080 .type = FIO_OPT_STR,
4081 .cb = str_log_cpus_allowed_cb,
a609f12a 4082 .off1 = offsetof(struct thread_options, log_gz_cpumask),
c08f9fe2
JA		 4083 .parent = "log_compression",
4084 .help = "Limit log compression to these CPUs",
4085 .category = FIO_OPT_C_LOG,
4086 .group = FIO_OPT_G_INVALID,
4087 },
a275c37a
JA		 4088#else
4089 {
4090 .name = "log_compression_cpus",
4091 .lname = "Log Compression CPUs",
4092 .type = FIO_OPT_UNSUPPORTED,
4093 .help = "Your platform does not support CPU affinities",
4094 },
c08f9fe2 4095#endif
b26317c9
JA		 4096 {
4097 .name = "log_store_compressed",
4098 .lname = "Log store compressed",
4099 .type = FIO_OPT_BOOL,
a609f12a 4100 .off1 = offsetof(struct thread_options, log_gz_store),
b26317c9
JA		 4101 .help = "Store logs in a compressed format",
4102 .category = FIO_OPT_C_LOG,
4103 .group = FIO_OPT_G_INVALID,
4104 },
a275c37a
JA		 4105#else
4106 {
4107 .name = "log_compression",
4108 .lname = "Log compression",
4109 .type = FIO_OPT_UNSUPPORTED,
4110 .help = "Install libz-dev(el) to get compression support",
4111 },
4112 {
4113 .name = "log_store_compressed",
4114 .lname = "Log store compressed",
4115 .type = FIO_OPT_UNSUPPORTED,
4116 .help = "Install libz-dev(el) to get compression support",
4117 },
aee2ab67 4118#endif
3aea75b1
KC		 4119 {
4120 .name = "log_unix_epoch",
4121 .lname = "Log epoch unix",
4122 .type = FIO_OPT_BOOL,
4123 .off1 = offsetof(struct thread_options, log_unix_epoch),
4124 .help = "Use Unix time in log files",
4125 .category = FIO_OPT_C_LOG,
4126 .group = FIO_OPT_G_INVALID,
4127 },
66347cfa
DE		 4128 {
4129 .name = "block_error_percentiles",
4130 .lname = "Block error percentiles",
4131 .type = FIO_OPT_BOOL,
a609f12a 4132 .off1 = offsetof(struct thread_options, block_error_hist),
66347cfa
DE		 4133 .help = "Record trim block errors and make a histogram",
4134 .def = "0",
4135 .category = FIO_OPT_C_LOG,
4136 .group = FIO_OPT_G_INVALID,
4137 },
c504ee55
JA		 4138 {
4139 .name = "bwavgtime",
4140 .lname = "Bandwidth average time",
4141 .type = FIO_OPT_INT,
a609f12a 4142 .off1 = offsetof(struct thread_options, bw_avg_time),
c504ee55
JA		 4143 .help = "Time window over which to calculate bandwidth"
4144 " (msec)",
4145 .def = "500",
4146 .parent = "write_bw_log",
4147 .hide = 1,
4148 .interval = 100,
4149 .category = FIO_OPT_C_LOG,
4150 .group = FIO_OPT_G_INVALID,
4151 },
4152 {
4153 .name = "iopsavgtime",
4154 .lname = "IOPS average time",
4155 .type = FIO_OPT_INT,
a609f12a 4156 .off1 = offsetof(struct thread_options, iops_avg_time),
c504ee55
JA		 4157 .help = "Time window over which to calculate IOPS (msec)",
4158 .def = "500",
4159 .parent = "write_iops_log",
4160 .hide = 1,
4161 .interval = 100,
4162 .category = FIO_OPT_C_LOG,
4163 .group = FIO_OPT_G_INVALID,
4164 },
214e1eca
JA		 4165 {
4166 .name = "group_reporting",
e8b0e958 4167 .lname = "Group reporting",
d2507043 4168 .type = FIO_OPT_STR_SET,
a609f12a 4169 .off1 = offsetof(struct thread_options, group_reporting),
214e1eca 4170 .help = "Do reporting on a per-group basis",
10860056 4171 .category = FIO_OPT_C_STAT,
e8b0e958 4172 .group = FIO_OPT_G_INVALID,
214e1eca 4173 },
8243be59
JA		 4174 {
4175 .name = "stats",
4176 .lname = "Stats",
4177 .type = FIO_OPT_BOOL,
4178 .off1 = offsetof(struct thread_options, stats),
4179 .help = "Enable collection of stats",
4180 .def = "1",
4181 .category = FIO_OPT_C_STAT,
4182 .group = FIO_OPT_G_INVALID,
4183 },
e9459e5a
JA		 4184 {
4185 .name = "zero_buffers",
e8b0e958 4186 .lname = "Zero I/O buffers",
e9459e5a 4187 .type = FIO_OPT_STR_SET,
a609f12a 4188 .off1 = offsetof(struct thread_options, zero_buffers),
e9459e5a 4189 .help = "Init IO buffers to all zeroes",
e8b0e958 4190 .category = FIO_OPT_C_IO,
3ceb458f 4191 .group = FIO_OPT_G_IO_BUF,
e9459e5a 4192 },
5973cafb
JA		 4193 {
4194 .name = "refill_buffers",
e8b0e958 4195 .lname = "Refill I/O buffers",
5973cafb 4196 .type = FIO_OPT_STR_SET,
a609f12a 4197 .off1 = offsetof(struct thread_options, refill_buffers),
5973cafb 4198 .help = "Refill IO buffers on every IO submit",
e8b0e958 4199 .category = FIO_OPT_C_IO,
3ceb458f 4200 .group = FIO_OPT_G_IO_BUF,
5973cafb 4201 },
fd68418e
JA		 4202 {
4203 .name = "scramble_buffers",
e8b0e958 4204 .lname = "Scramble I/O buffers",
fd68418e 4205 .type = FIO_OPT_BOOL,
a609f12a 4206 .off1 = offsetof(struct thread_options, scramble_buffers),
fd68418e
JA		 4207 .help = "Slightly scramble buffers on every IO submit",
4208 .def = "1",
e8b0e958 4209 .category = FIO_OPT_C_IO,
3ceb458f 4210 .group = FIO_OPT_G_IO_BUF,
fd68418e 4211 },
ce35b1ec
JA		 4212 {
4213 .name = "buffer_pattern",
4214 .lname = "Buffer pattern",
4215 .type = FIO_OPT_STR,
4216 .cb = str_buffer_pattern_cb,
a609f12a 4217 .off1 = offsetof(struct thread_options, buffer_pattern),
ce35b1ec
JA		 4218 .help = "Fill pattern for IO buffers",
4219 .category = FIO_OPT_C_IO,
4220 .group = FIO_OPT_G_IO_BUF,
4221 },
9c42684e
JA		 4222 {
4223 .name = "buffer_compress_percentage",
e8b0e958 4224 .lname = "Buffer compression percentage",
9c42684e 4225 .type = FIO_OPT_INT,
bedc9dc2 4226 .cb = str_buffer_compress_cb,
a609f12a 4227 .off1 = offsetof(struct thread_options, compress_percentage),
9c42684e 4228 .maxval = 100,
e7f5de90 4229 .minval = 0,
9c42684e 4230 .help = "How compressible the buffer is (approximately)",
20eb06bd 4231 .interval = 5,
e8b0e958 4232 .category = FIO_OPT_C_IO,
3ceb458f 4233 .group = FIO_OPT_G_IO_BUF,
9c42684e 4234 },
f97a43a1
JA		 4235 {
4236 .name = "buffer_compress_chunk",
e8b0e958 4237 .lname = "Buffer compression chunk size",
f97a43a1 4238 .type = FIO_OPT_INT,
a609f12a 4239 .off1 = offsetof(struct thread_options, compress_chunk),
207b18e4 4240 .parent = "buffer_compress_percentage",
d71c154c 4241 .hide = 1,
f97a43a1 4242 .help = "Size of compressible region in buffer",
1de80624 4243 .def = "512",
20eb06bd 4244 .interval = 256,
e8b0e958 4245 .category = FIO_OPT_C_IO,
3ceb458f 4246 .group = FIO_OPT_G_IO_BUF,
f97a43a1 4247 },
5c94b008
JA		 4248 {
4249 .name = "dedupe_percentage",
4250 .lname = "Dedupe percentage",
4251 .type = FIO_OPT_INT,
4252 .cb = str_dedupe_cb,
a609f12a 4253 .off1 = offsetof(struct thread_options, dedupe_percentage),
5c94b008
JA		 4254 .maxval = 100,
4255 .minval = 0,
4256 .help = "Percentage of buffers that are dedupable",
4257 .interval = 1,
4258 .category = FIO_OPT_C_IO,
4259 .group = FIO_OPT_G_IO_BUF,
4260 },
83349190
YH		 4261 {
4262 .name = "clat_percentiles",
e8b0e958 4263 .lname = "Completion latency percentiles",
83349190 4264 .type = FIO_OPT_BOOL,
a609f12a 4265 .off1 = offsetof(struct thread_options, clat_percentiles),
83349190 4266 .help = "Enable the reporting of completion latency percentiles",
467b35ed 4267 .def = "1",
b599759b
JA		 4268 .inverse = "lat_percentiles",
4269 .category = FIO_OPT_C_STAT,
4270 .group = FIO_OPT_G_INVALID,
4271 },
4272 {
4273 .name = "lat_percentiles",
4274 .lname = "IO latency percentiles",
4275 .type = FIO_OPT_BOOL,
4276 .off1 = offsetof(struct thread_options, lat_percentiles),
4277 .help = "Enable the reporting of IO latency percentiles",
4278 .def = "0",
4279 .inverse = "clat_percentiles",
e8b0e958
JA		 4280 .category = FIO_OPT_C_STAT,
4281 .group = FIO_OPT_G_INVALID,
83349190
YH		 4282 },
4283 {
4284 .name = "percentile_list",
66347cfa 4285 .lname = "Percentile list",
83349190 4286 .type = FIO_OPT_FLOAT_LIST,
a609f12a
JA		 4287 .off1 = offsetof(struct thread_options, percentile_list),
4288 .off2 = offsetof(struct thread_options, percentile_precision),
66347cfa
DE		 4289 .help = "Specify a custom list of percentiles to report for "
4290 "completion latency and block errors",
fd112d34 4291 .def = "1:5:10:20:30:40:50:60:70:80:90:95:99:99.5:99.9:99.95:99.99",
83349190
YH		 4292 .maxlen = FIO_IO_U_LIST_MAX_LEN,
4293 .minfp = 0.0,
4294 .maxfp = 100.0,
e8b0e958
JA		 4295 .category = FIO_OPT_C_STAT,
4296 .group = FIO_OPT_G_INVALID,
e883cb35
JF		 4297 },
4298 {
4299 .name = "significant_figures",
4300 .lname = "Significant figures",
4301 .type = FIO_OPT_INT,
4302 .off1 = offsetof(struct thread_options, sig_figs),
4303 .maxval = 10,
4304 .minval = 1,
4305 .help = "Significant figures for output-format set to normal",
4306 .def = "4",
4307 .interval = 1,
4308 .category = FIO_OPT_C_STAT,
4309 .group = FIO_OPT_G_INVALID,
83349190
YH		 4310 },
4311
0a839f30
JA		 4312#ifdef FIO_HAVE_DISK_UTIL
4313 {
4314 .name = "disk_util",
e8b0e958 4315 .lname = "Disk utilization",
0a839f30 4316 .type = FIO_OPT_BOOL,
a609f12a 4317 .off1 = offsetof(struct thread_options, do_disk_util),
f66ab3c8 4318 .help = "Log disk utilization statistics",
0a839f30 4319 .def = "1",
e8b0e958
JA		 4320 .category = FIO_OPT_C_STAT,
4321 .group = FIO_OPT_G_INVALID,
0a839f30 4322 },
a275c37a
JA		 4323#else
4324 {
4325 .name = "disk_util",
4326 .lname = "Disk utilization",
4327 .type = FIO_OPT_UNSUPPORTED,
4328 .help = "Your platform does not support disk utilization",
4329 },
0a839f30 4330#endif
993bf48b
JA		 4331 {
4332 .name = "gtod_reduce",
e8b0e958 4333 .lname = "Reduce gettimeofday() calls",
993bf48b
JA		 4334 .type = FIO_OPT_BOOL,
4335 .help = "Greatly reduce number of gettimeofday() calls",
4336 .cb = str_gtod_reduce_cb,
4337 .def = "0",
a4ed77fe 4338 .hide_on_set = 1,
e8b0e958
JA		 4339 .category = FIO_OPT_C_STAT,
4340 .group = FIO_OPT_G_INVALID,
993bf48b 4341 },
02af0988
JA		 4342 {
4343 .name = "disable_lat",
e8b0e958 4344 .lname = "Disable all latency stats",
02af0988 4345 .type = FIO_OPT_BOOL,
a609f12a 4346 .off1 = offsetof(struct thread_options, disable_lat),
02af0988
JA		 4347 .help = "Disable latency numbers",
4348 .parent = "gtod_reduce",
d71c154c 4349 .hide = 1,
02af0988 4350 .def = "0",
e8b0e958
JA		 4351 .category = FIO_OPT_C_STAT,
4352 .group = FIO_OPT_G_INVALID,
02af0988 4353 },
9520ebb9
JA		 4354 {
4355 .name = "disable_clat",
e8b0e958 4356 .lname = "Disable completion latency stats",
9520ebb9 4357 .type = FIO_OPT_BOOL,
a609f12a 4358 .off1 = offsetof(struct thread_options, disable_clat),
9520ebb9 4359 .help = "Disable completion latency numbers",
993bf48b 4360 .parent = "gtod_reduce",
d71c154c 4361 .hide = 1,
9520ebb9 4362 .def = "0",
e8b0e958
JA		 4363 .category = FIO_OPT_C_STAT,
4364 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4365 },
4366 {
4367 .name = "disable_slat",
e8b0e958 4368 .lname = "Disable submission latency stats",
9520ebb9 4369 .type = FIO_OPT_BOOL,
a609f12a 4370 .off1 = offsetof(struct thread_options, disable_slat),
03e20d68 4371 .help = "Disable submission latency numbers",
993bf48b 4372 .parent = "gtod_reduce",
d71c154c 4373 .hide = 1,
9520ebb9 4374 .def = "0",
e8b0e958
JA		 4375 .category = FIO_OPT_C_STAT,
4376 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4377 },
4378 {
4379 .name = "disable_bw_measurement",
afd2ceff 4380 .alias = "disable_bw",
e8b0e958 4381 .lname = "Disable bandwidth stats",
9520ebb9 4382 .type = FIO_OPT_BOOL,
a609f12a 4383 .off1 = offsetof(struct thread_options, disable_bw),
9520ebb9 4384 .help = "Disable bandwidth logging",
993bf48b 4385 .parent = "gtod_reduce",
d71c154c 4386 .hide = 1,
9520ebb9 4387 .def = "0",
e8b0e958
JA		 4388 .category = FIO_OPT_C_STAT,
4389 .group = FIO_OPT_G_INVALID,
9520ebb9 4390 },
be4ecfdf
JA		 4391 {
4392 .name = "gtod_cpu",
e8b0e958 4393 .lname = "Dedicated gettimeofday() CPU",
be4ecfdf 4394 .type = FIO_OPT_INT,
a609f12a 4395 .off1 = offsetof(struct thread_options, gtod_cpu),
03e20d68 4396 .help = "Set up dedicated gettimeofday() thread on this CPU",
29d43ff9 4397 .verify = gtod_cpu_verify,
e8b0e958 4398 .category = FIO_OPT_C_GENERAL,
10860056 4399 .group = FIO_OPT_G_CLOCK,
be4ecfdf 4400 },
771e58be
JA		 4401 {
4402 .name = "unified_rw_reporting",
cce2fdfe 4403 .lname = "Unified RW Reporting",
771e58be 4404 .type = FIO_OPT_BOOL,
a609f12a 4405 .off1 = offsetof(struct thread_options, unified_rw_rep),
771e58be
JA		 4406 .help = "Unify reporting across data direction",
4407 .def = "0",
90b7a96d
JA		 4408 .category = FIO_OPT_C_GENERAL,
4409 .group = FIO_OPT_G_INVALID,
771e58be 4410 },
f2bba182
RR		 4411 {
4412 .name = "continue_on_error",
e8b0e958 4413 .lname = "Continue on error",
06842027 4414 .type = FIO_OPT_STR,
a609f12a 4415 .off1 = offsetof(struct thread_options, continue_on_error),
03e20d68 4416 .help = "Continue on non-fatal errors during IO",
06842027 4417 .def = "none",
e8b0e958 4418 .category = FIO_OPT_C_GENERAL,
bc3f552f 4419 .group = FIO_OPT_G_ERR,
06842027
SL		 4420 .posval = {
4421 { .ival = "none",
4422 .oval = ERROR_TYPE_NONE,
4423 .help = "Exit when an error is encountered",
4424 },
4425 { .ival = "read",
4426 .oval = ERROR_TYPE_READ,
4427 .help = "Continue on read errors only",
4428 },
4429 { .ival = "write",
4430 .oval = ERROR_TYPE_WRITE,
4431 .help = "Continue on write errors only",
4432 },
4433 { .ival = "io",
4434 .oval = ERROR_TYPE_READ | ERROR_TYPE_WRITE,
4435 .help = "Continue on any IO errors",
4436 },
4437 { .ival = "verify",
4438 .oval = ERROR_TYPE_VERIFY,
4439 .help = "Continue on verify errors only",
4440 },
4441 { .ival = "all",
4442 .oval = ERROR_TYPE_ANY,
4443 .help = "Continue on all io and verify errors",
4444 },
4445 { .ival = "0",
4446 .oval = ERROR_TYPE_NONE,
4447 .help = "Alias for 'none'",
4448 },
4449 { .ival = "1",
4450 .oval = ERROR_TYPE_ANY,
4451 .help = "Alias for 'all'",
4452 },
4453 },
f2bba182 4454 },
8b28bd41
DM		 4455 {
4456 .name = "ignore_error",
cce2fdfe 4457 .lname = "Ignore Error",
8b28bd41
DM		 4458 .type = FIO_OPT_STR,
4459 .cb = str_ignore_error_cb,
a609f12a 4460 .off1 = offsetof(struct thread_options, ignore_error_nr),
8b28bd41
DM		 4461 .help = "Set a specific list of errors to ignore",
4462 .parent = "rw",
a94eb99a 4463 .category = FIO_OPT_C_GENERAL,
bc3f552f 4464 .group = FIO_OPT_G_ERR,
8b28bd41
DM		 4465 },
4466 {
4467 .name = "error_dump",
cce2fdfe 4468 .lname = "Error Dump",
8b28bd41 4469 .type = FIO_OPT_BOOL,
a609f12a 4470 .off1 = offsetof(struct thread_options, error_dump),
8b28bd41
DM		 4471 .def = "0",
4472 .help = "Dump info on each error",
a94eb99a 4473 .category = FIO_OPT_C_GENERAL,
bc3f552f 4474 .group = FIO_OPT_G_ERR,
8b28bd41 4475 },
9ac8a797
JA		 4476 {
4477 .name = "profile",
e8b0e958 4478 .lname = "Profile",
79d16311 4479 .type = FIO_OPT_STR_STORE,
a609f12a 4480 .off1 = offsetof(struct thread_options, profile),
9ac8a797 4481 .help = "Select a specific builtin performance test",
13fca827 4482 .category = FIO_OPT_C_PROFILE,
e8b0e958 4483 .group = FIO_OPT_G_INVALID,
9ac8a797 4484 },
a696fa2a
JA		 4485 {
4486 .name = "cgroup",
e8b0e958 4487 .lname = "Cgroup",
a696fa2a 4488 .type = FIO_OPT_STR_STORE,
a609f12a 4489 .off1 = offsetof(struct thread_options, cgroup),
a696fa2a 4490 .help = "Add job to cgroup of this name",
e8b0e958 4491 .category = FIO_OPT_C_GENERAL,
a1f6afec
JA		 4492 .group = FIO_OPT_G_CGROUP,
4493 },
4494 {
4495 .name = "cgroup_nodelete",
4496 .lname = "Cgroup no-delete",
4497 .type = FIO_OPT_BOOL,
a609f12a 4498 .off1 = offsetof(struct thread_options, cgroup_nodelete),
a1f6afec
JA		 4499 .help = "Do not delete cgroups after job completion",
4500 .def = "0",
4501 .parent = "cgroup",
4502 .category = FIO_OPT_C_GENERAL,
4503 .group = FIO_OPT_G_CGROUP,
a696fa2a
JA		 4504 },
4505 {
4506 .name = "cgroup_weight",
e8b0e958 4507 .lname = "Cgroup weight",
a696fa2a 4508 .type = FIO_OPT_INT,
a609f12a 4509 .off1 = offsetof(struct thread_options, cgroup_weight),
a696fa2a
JA		 4510 .help = "Use given weight for cgroup",
4511 .minval = 100,
4512 .maxval = 1000,
a1f6afec 4513 .parent = "cgroup",
e8b0e958 4514 .category = FIO_OPT_C_GENERAL,
a1f6afec 4515 .group = FIO_OPT_G_CGROUP,
7de87099 4516 },
e0b0d892
JA		 4517 {
4518 .name = "uid",
e8b0e958 4519 .lname = "User ID",
e0b0d892 4520 .type = FIO_OPT_INT,
a609f12a 4521 .off1 = offsetof(struct thread_options, uid),
e0b0d892 4522 .help = "Run job with this user ID",
e8b0e958 4523 .category = FIO_OPT_C_GENERAL,
10860056 4524 .group = FIO_OPT_G_CRED,
e0b0d892
JA		 4525 },
4526 {
4527 .name = "gid",
e8b0e958 4528 .lname = "Group ID",
e0b0d892 4529 .type = FIO_OPT_INT,
a609f12a 4530 .off1 = offsetof(struct thread_options, gid),
e0b0d892 4531 .help = "Run job with this group ID",
e8b0e958 4532 .category = FIO_OPT_C_GENERAL,
10860056 4533 .group = FIO_OPT_G_CRED,
e0b0d892 4534 },
a1f6afec
JA		 4535 {
4536 .name = "kb_base",
4537 .lname = "KB Base",
41dd12d6 4538 .type = FIO_OPT_STR,
a609f12a 4539 .off1 = offsetof(struct thread_options, kb_base),
a1f6afec
JA		 4540 .prio = 1,
4541 .def = "1024",
ba9c7219
JA		 4542 .posval = {
4543 { .ival = "1024",
4544 .oval = 1024,
d694a6a7 4545 .help = "Inputs invert IEC and SI prefixes (for compatibility); outputs prefer binary",
ba9c7219
JA		 4546 },
4547 { .ival = "1000",
4548 .oval = 1000,
d694a6a7 4549 .help = "Inputs use IEC and SI prefixes; outputs prefer SI",
ba9c7219
JA		 4550 },
4551 },
d694a6a7 4552 .help = "Unit prefix interpretation for quantities of data (IEC and SI)",
a1f6afec
JA		 4553 .category = FIO_OPT_C_GENERAL,
4554 .group = FIO_OPT_G_INVALID,
4555 },
cf3a0518
JA		 4556 {
4557 .name = "unit_base",
d694a6a7 4558 .lname = "Unit for quantities of data (Bits or Bytes)",
92a1a1d7 4559 .type = FIO_OPT_STR,
a609f12a 4560 .off1 = offsetof(struct thread_options, unit_base),
cf3a0518 4561 .prio = 1,
71a08258
JA		 4562 .posval = {
4563 { .ival = "0",
41a87019 4564 .oval = N2S_NONE,
71a08258
JA		 4565 .help = "Auto-detect",
4566 },
4567 { .ival = "8",
41a87019 4568 .oval = N2S_BYTEPERSEC,
71a08258
JA		 4569 .help = "Normal (byte based)",
4570 },
4571 { .ival = "1",
41a87019 4572 .oval = N2S_BITPERSEC,
71a08258
JA		 4573 .help = "Bit based",
4574 },
4575 },
cf3a0518
JA		 4576 .help = "Bit multiple of result summary data (8 for byte, 1 for bit)",
4577 .category = FIO_OPT_C_GENERAL,
4578 .group = FIO_OPT_G_INVALID,
4579 },
3ceb458f
JA		 4580 {
4581 .name = "hugepage-size",
4582 .lname = "Hugepage size",
4583 .type = FIO_OPT_INT,
a609f12a 4584 .off1 = offsetof(struct thread_options, hugepage_size),
3ceb458f
JA		 4585 .help = "When using hugepages, specify size of each page",
4586 .def = __fio_stringify(FIO_HUGE_PAGE),
4587 .interval = 1024 * 1024,
4588 .category = FIO_OPT_C_GENERAL,
4589 .group = FIO_OPT_G_INVALID,
4590 },
9e684a49
DE		 4591 {
4592 .name = "flow_id",
e8b0e958 4593 .lname = "I/O flow ID",
9e684a49 4594 .type = FIO_OPT_INT,
a609f12a 4595 .off1 = offsetof(struct thread_options, flow_id),
9e684a49
DE		 4596 .help = "The flow index ID to use",
4597 .def = "0",
e8b0e958
JA		 4598 .category = FIO_OPT_C_IO,
4599 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4600 },
4601 {
4602 .name = "flow",
e8b0e958 4603 .lname = "I/O flow weight",
9e684a49 4604 .type = FIO_OPT_INT,
a609f12a 4605 .off1 = offsetof(struct thread_options, flow),
9e684a49
DE		 4606 .help = "Weight for flow control of this job",
4607 .parent = "flow_id",
d71c154c 4608 .hide = 1,
9e684a49 4609 .def = "0",
e8b0e958
JA		 4610 .category = FIO_OPT_C_IO,
4611 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4612 },
4613 {
4614 .name = "flow_watermark",
e8b0e958 4615 .lname = "I/O flow watermark",
9e684a49 4616 .type = FIO_OPT_INT,
a609f12a 4617 .off1 = offsetof(struct thread_options, flow_watermark),
9e684a49
DE		 4618 .help = "High watermark for flow control. This option"
4619 " should be set to the same value for all threads"
4620 " with non-zero flow.",
4621 .parent = "flow_id",
d71c154c 4622 .hide = 1,
9e684a49 4623 .def = "1024",
e8b0e958
JA		 4624 .category = FIO_OPT_C_IO,
4625 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4626 },
4627 {
4628 .name = "flow_sleep",
e8b0e958 4629 .lname = "I/O flow sleep",
9e684a49 4630 .type = FIO_OPT_INT,
a609f12a 4631 .off1 = offsetof(struct thread_options, flow_sleep),
9e684a49
DE		 4632 .help = "How many microseconds to sleep after being held"
4633 " back by the flow control mechanism",
4634 .parent = "flow_id",
d71c154c 4635 .hide = 1,
9e684a49 4636 .def = "0",
e8b0e958
JA		 4637 .category = FIO_OPT_C_IO,
4638 .group = FIO_OPT_G_IO_FLOW,
9e684a49 4639 },
16e56d25
VF		 4640 {
4641 .name = "steadystate",
4642 .lname = "Steady state threshold",
4643 .alias = "ss",
4644 .type = FIO_OPT_STR,
2c5d94bc 4645 .off1 = offsetof(struct thread_options, ss_state),
16e56d25
VF		 4646 .cb = str_steadystate_cb,
4647 .help = "Define the criterion and limit to judge when a job has reached steady state",
4648 .def = "iops_slope:0.01%",
4649 .posval = {
4650 { .ival = "iops",
f0c50c66 4651 .oval = FIO_SS_IOPS,
16e56d25
VF		 4652 .help = "maximum mean deviation of IOPS measurements",
4653 },
4654 { .ival = "iops_slope",
f0c50c66 4655 .oval = FIO_SS_IOPS_SLOPE,
16e56d25
VF		 4656 .help = "slope calculated from IOPS measurements",
4657 },
4658 { .ival = "bw",
f0c50c66 4659 .oval = FIO_SS_BW,
16e56d25
VF		 4660 .help = "maximum mean deviation of bandwidth measurements",
4661 },
4662 {
4663 .ival = "bw_slope",
f0c50c66 4664 .oval = FIO_SS_BW_SLOPE,
16e56d25
VF		 4665 .help = "slope calculated from bandwidth measurements",
4666 },
4667 },
4668 .category = FIO_OPT_C_GENERAL,
4669 .group = FIO_OPT_G_RUNTIME,
4670 },
4671 {
4672 .name = "steadystate_duration",
4673 .lname = "Steady state duration",
4674 .alias = "ss_dur",
915ca980 4675 .parent = "steadystate",
16e56d25
VF		 4676 .type = FIO_OPT_STR_VAL_TIME,
4677 .off1 = offsetof(struct thread_options, ss_dur),
4678 .help = "Stop workload upon attaining steady state for specified duration",
4679 .def = "0",
4680 .is_seconds = 1,
4681 .is_time = 1,
4682 .category = FIO_OPT_C_GENERAL,
4683 .group = FIO_OPT_G_RUNTIME,
4684 },
4685 {
4686 .name = "steadystate_ramp_time",
4687 .lname = "Steady state ramp time",
4688 .alias = "ss_ramp",
915ca980 4689 .parent = "steadystate",
16e56d25
VF		 4690 .type = FIO_OPT_STR_VAL_TIME,
4691 .off1 = offsetof(struct thread_options, ss_ramp_time),
4692 .help = "Delay before initiation of data collection for steady state job termination testing",
4693 .def = "0",
4694 .is_seconds = 1,
4695 .is_time = 1,
4696 .category = FIO_OPT_C_GENERAL,
4697 .group = FIO_OPT_G_RUNTIME,
4698 },
214e1eca
JA		 4699 {
4700 .name = NULL,
4701 },
4702};
4703
17af15d4 4704static void add_to_lopt(struct option *lopt, struct fio_option *o,
de890a1e 4705 const char *name, int val)
9f81736c 4706{
17af15d4 4707 lopt->name = (char *) name;
de890a1e 4708 lopt->val = val;
9f81736c 4709 if (o->type == FIO_OPT_STR_SET)
ff52be3d 4710 lopt->has_arg = optional_argument;
9f81736c
JA		 4711 else
4712 lopt->has_arg = required_argument;
4713}
4714
de890a1e
SL		 4715static void options_to_lopts(struct fio_option *opts,
4716 struct option *long_options,
4717 int i, int option_type)
214e1eca 4718{
de890a1e 4719 struct fio_option *o = &opts[0];
214e1eca 4720 while (o->name) {
de890a1e 4721 add_to_lopt(&long_options[i], o, o->name, option_type);
17af15d4
JA		 4722 if (o->alias) {
4723 i++;
de890a1e 4724 add_to_lopt(&long_options[i], o, o->alias, option_type);
17af15d4 4725 }
214e1eca
JA		 4726
4727 i++;
4728 o++;
4729 assert(i < FIO_NR_OPTIONS);
4730 }
4731}
4732
de890a1e
SL		 4733void fio_options_set_ioengine_opts(struct option *long_options,
4734 struct thread_data *td)
4735{
4736 unsigned int i;
4737
4738 i = 0;
4739 while (long_options[i].name) {
4740 if (long_options[i].val == FIO_GETOPT_IOENGINE) {
4741 memset(&long_options[i], 0, sizeof(*long_options));
4742 break;
4743 }
4744 i++;
4745 }
4746
4747 /*
4748 * Just clear out the prior ioengine options.
4749 */
4750 if (!td || !td->eo)
4751 return;
4752
4753 options_to_lopts(td->io_ops->options, long_options, i,
4754 FIO_GETOPT_IOENGINE);
4755}
4756
4757void fio_options_dup_and_init(struct option *long_options)
4758{
4759 unsigned int i;
4760
9af4a244 4761 options_init(fio_options);
de890a1e
SL		 4762
4763 i = 0;
4764 while (long_options[i].name)
4765 i++;
4766
9af4a244 4767 options_to_lopts(fio_options, long_options, i, FIO_GETOPT_JOB);
de890a1e
SL		 4768}
4769
74929ac2
JA		 4770struct fio_keyword {
4771 const char *word;
4772 const char *desc;
4773 char *replace;
4774};
4775
4776static struct fio_keyword fio_keywords[] = {
4777 {
4778 .word = "$pagesize",
4779 .desc = "Page size in the system",
4780 },
4781 {
4782 .word = "$mb_memory",
4783 .desc = "Megabytes of memory online",
4784 },
4785 {
4786 .word = "$ncpus",
4787 .desc = "Number of CPUs online in the system",
4788 },
4789 {
4790 .word = NULL,
4791 },
4792};
4793
af1dc266
JA		 4794void fio_keywords_exit(void)
4795{
4796 struct fio_keyword *kw;
4797
4798 kw = &fio_keywords[0];
4799 while (kw->word) {
4800 free(kw->replace);
4801 kw->replace = NULL;
4802 kw++;
4803 }
4804}
4805
74929ac2
JA		 4806void fio_keywords_init(void)
4807{
3b2e1464 4808 unsigned long long mb_memory;
74929ac2
JA		 4809 char buf[128];
4810 long l;
4811
a4cfc477 4812 sprintf(buf, "%lu", (unsigned long) page_size);
74929ac2
JA		 4813 fio_keywords[0].replace = strdup(buf);
4814
8eb016d3 4815 mb_memory = os_phys_mem() / (1024 * 1024);
3b2e1464 4816 sprintf(buf, "%llu", mb_memory);
74929ac2
JA		 4817 fio_keywords[1].replace = strdup(buf);
4818
c00a2289 4819 l = cpus_online();
74929ac2
JA		 4820 sprintf(buf, "%lu", l);
4821 fio_keywords[2].replace = strdup(buf);
4822}
4823
892a6ffc
JA		 4824#define BC_APP "bc"
4825
4826static char *bc_calc(char *str)
4827{
d0c814ec 4828 char buf[128], *tmp;
892a6ffc
JA		 4829 FILE *f;
4830 int ret;
4831
4832 /*
4833 * No math, just return string
4834 */
d0c814ec
SL		 4835 if ((!strchr(str, '+') && !strchr(str, '-') && !strchr(str, '*') &&
4836 !strchr(str, '/')) || strchr(str, '\''))
892a6ffc
JA		 4837 return str;
4838
4839 /*
4840 * Split option from value, we only need to calculate the value
4841 */
4842 tmp = strchr(str, '=');
4843 if (!tmp)
4844 return str;
4845
4846 tmp++;
892a6ffc 4847
d0c814ec
SL		 4848 /*
4849 * Prevent buffer overflows; such a case isn't reasonable anyway
4850 */
4851 if (strlen(str) >= 128 || strlen(tmp) > 100)
4852 return str;
892a6ffc
JA		 4853
4854 sprintf(buf, "which %s > /dev/null", BC_APP);
4855 if (system(buf)) {
4856 log_err("fio: bc is needed for performing math\n");
892a6ffc
JA		 4857 return NULL;
4858 }
4859
d0c814ec 4860 sprintf(buf, "echo '%s' | %s", tmp, BC_APP);
892a6ffc 4861 f = popen(buf, "r");
3c3ed070 4862 if (!f)
892a6ffc 4863 return NULL;
892a6ffc 4864
d0c814ec 4865 ret = fread(&buf[tmp - str], 1, 128 - (tmp - str), f);
1d824f37
JA		 4866 if (ret <= 0) {
4867 pclose(f);
892a6ffc 4868 return NULL;
1d824f37 4869 }
892a6ffc 4870
892a6ffc 4871 pclose(f);
d0c814ec
SL		 4872 buf[(tmp - str) + ret - 1] = '\0';
4873 memcpy(buf, str, tmp - str);
892a6ffc 4874 free(str);
d0c814ec
SL		 4875 return strdup(buf);
4876}
4877
4878/*
4879 * Return a copy of the input string with substrings of the form ${VARNAME}
4880 * substituted with the value of the environment variable VARNAME. The
4881 * substitution always occurs, even if VARNAME is empty or the corresponding
4882 * environment variable undefined.
4883 */
b4f5e72f 4884char *fio_option_dup_subs(const char *opt)
d0c814ec
SL		 4885{
4886 char out[OPT_LEN_MAX+1];
4887 char in[OPT_LEN_MAX+1];
4888 char *outptr = out;
4889 char *inptr = in;
4890 char *ch1, *ch2, *env;
4891 ssize_t nchr = OPT_LEN_MAX;
4892 size_t envlen;
4893
4894 if (strlen(opt) + 1 > OPT_LEN_MAX) {
4895 log_err("OPT_LEN_MAX (%d) is too small\n", OPT_LEN_MAX);
4896 return NULL;
4897 }
4898
4899 in[OPT_LEN_MAX] = '\0';
4900 strncpy(in, opt, OPT_LEN_MAX);
4901
4902 while (*inptr && nchr > 0) {
4903 if (inptr[0] == '$' && inptr[1] == '{') {
4904 ch2 = strchr(inptr, '}');
4905 if (ch2 && inptr+1 < ch2) {
4906 ch1 = inptr+2;
4907 inptr = ch2+1;
4908 *ch2 = '\0';
4909
4910 env = getenv(ch1);
4911 if (env) {
4912 envlen = strlen(env);
4913 if (envlen <= nchr) {
4914 memcpy(outptr, env, envlen);
4915 outptr += envlen;
4916 nchr -= envlen;
4917 }
4918 }
4919
4920 continue;
4921 }
4922 }
4923
4924 *outptr++ = *inptr++;
4925 --nchr;
4926 }
4927
4928 *outptr = '\0';
4929 return strdup(out);
892a6ffc
JA		 4930}
4931
74929ac2
JA		 4932/*
4933 * Look for reserved variable names and replace them with real values
4934 */
4935static char *fio_keyword_replace(char *opt)
4936{
4937 char *s;
4938 int i;
d0c814ec 4939 int docalc = 0;
74929ac2
JA		 4940
4941 for (i = 0; fio_keywords[i].word != NULL; i++) {
4942 struct fio_keyword *kw = &fio_keywords[i];
4943
4944 while ((s = strstr(opt, kw->word)) != NULL) {
4945 char *new = malloc(strlen(opt) + 1);
4946 char *o_org = opt;
4947 int olen = s - opt;
4948 int len;
4949
4950 /*
4951 * Copy part of the string before the keyword and
4952 * sprintf() the replacement after it.
4953 */
4954 memcpy(new, opt, olen);
4955 len = sprintf(new + olen, "%s", kw->replace);
4956
4957 /*
4958 * If there's more in the original string, copy that
4959 * in too
4960 */
4961 opt += strlen(kw->word) + olen;
4962 if (strlen(opt))
4963 memcpy(new + olen + len, opt, opt - o_org - 1);
4964
4965 /*
4966 * replace opt and free the old opt
4967 */
4968 opt = new;
d0c814ec 4969 free(o_org);
7a958bd5 4970
d0c814ec 4971 docalc = 1;
74929ac2
JA		 4972 }
4973 }
4974
d0c814ec
SL		 4975 /*
4976 * Check for potential math and invoke bc, if possible
4977 */
4978 if (docalc)
4979 opt = bc_calc(opt);
4980
7a958bd5 4981 return opt;
74929ac2
JA		 4982}
4983
d0c814ec
SL		 4984static char **dup_and_sub_options(char **opts, int num_opts)
4985{
4986 int i;
4987 char **opts_copy = malloc(num_opts * sizeof(*opts));
4988 for (i = 0; i < num_opts; i++) {
b4f5e72f 4989 opts_copy[i] = fio_option_dup_subs(opts[i]);
d0c814ec
SL		 4990 if (!opts_copy[i])
4991 continue;
4992 opts_copy[i] = fio_keyword_replace(opts_copy[i]);
4993 }
4994 return opts_copy;
4995}
4996
e15b023b 4997static void show_closest_option(const char *opt)
a2d027b9
JA		 4998{
4999 int best_option, best_distance;
5000 int i, distance;
e15b023b
JA		 5001 char *name;
5002
5003 if (!strlen(opt))
5004 return;
5005
5006 name = strdup(opt);
5007 i = 0;
5008 while (name[i] != '\0' && name[i] != '=')
5009 i++;
5010 name[i] = '\0';
a2d027b9
JA		 5011
5012 best_option = -1;
5013 best_distance = INT_MAX;
5014 i = 0;
5015 while (fio_options[i].name) {
5016 distance = string_distance(name, fio_options[i].name);
5017 if (distance < best_distance) {
5018 best_distance = distance;
5019 best_option = i;
5020 }
5021 i++;
5022 }
5023
75e6bcba
JA		 5024 if (best_option != -1 && string_distance_ok(name, best_distance) &&
5025 fio_options[best_option].type != FIO_OPT_UNSUPPORTED)
a2d027b9 5026 log_err("Did you mean %s?\n", fio_options[best_option].name);
e15b023b
JA		 5027
5028 free(name);
a2d027b9
JA		 5029}
5030
c2292325 5031int fio_options_parse(struct thread_data *td, char **opts, int num_opts)
214e1eca 5032{
de890a1e 5033 int i, ret, unknown;
d0c814ec 5034 char **opts_copy;
3b8b7135 5035
9af4a244 5036 sort_options(opts, fio_options, num_opts);
d0c814ec 5037 opts_copy = dup_and_sub_options(opts, num_opts);
3b8b7135 5038
de890a1e 5039 for (ret = 0, i = 0, unknown = 0; i < num_opts; i++) {
9109883a 5040 const struct fio_option *o;
9af4a244 5041 int newret = parse_option(opts_copy[i], opts[i], fio_options,
a609f12a 5042 &o, &td->o, &td->opt_list);
d0c814ec 5043
a8523a6a
JA		 5044 if (!newret && o)
5045 fio_option_mark_set(&td->o, o);
5046
de890a1e
SL		 5047 if (opts_copy[i]) {
5048 if (newret && !o) {
5049 unknown++;
5050 continue;
5051 }
d0c814ec 5052 free(opts_copy[i]);
de890a1e
SL		 5053 opts_copy[i] = NULL;
5054 }
5055
5056 ret |= newret;
5057 }
5058
5059 if (unknown) {
5060 ret |= ioengine_load(td);
5061 if (td->eo) {
5062 sort_options(opts_copy, td->io_ops->options, num_opts);
5063 opts = opts_copy;
5064 }
5065 for (i = 0; i < num_opts; i++) {
9109883a 5066 const struct fio_option *o = NULL;
de890a1e 5067 int newret = 1;
a2d027b9 5068
de890a1e
SL		 5069 if (!opts_copy[i])
5070 continue;
5071
5072 if (td->eo)
5073 newret = parse_option(opts_copy[i], opts[i],
5074 td->io_ops->options, &o,
66e19a38 5075 td->eo, &td->opt_list);
de890a1e
SL		 5076
5077 ret |= newret;
a2d027b9 5078 if (!o) {
de890a1e 5079 log_err("Bad option <%s>\n", opts[i]);
a2d027b9
JA		 5080 show_closest_option(opts[i]);
5081 }
de890a1e
SL		 5082 free(opts_copy[i]);
5083 opts_copy[i] = NULL;
5084 }
74929ac2 5085 }
3b8b7135 5086
d0c814ec 5087 free(opts_copy);
3b8b7135 5088 return ret;
214e1eca
JA		 5089}
5090
5091int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val)
5092{
a8523a6a
JA		 5093 int ret;
5094
a609f12a 5095 ret = parse_cmd_option(opt, val, fio_options, &td->o, &td->opt_list);
a8523a6a 5096 if (!ret) {
9109883a 5097 const struct fio_option *o;
a8523a6a 5098
9109883a 5099 o = find_option_c(fio_options, opt);
a8523a6a
JA		 5100 if (o)
5101 fio_option_mark_set(&td->o, o);
5102 }
5103
5104 return ret;
214e1eca
JA		 5105}
5106
de890a1e
SL		 5107int fio_cmd_ioengine_option_parse(struct thread_data *td, const char *opt,
5108 char *val)
5109{
d8b4f395
JA		 5110 return parse_cmd_option(opt, val, td->io_ops->options, td->eo,
5111 &td->opt_list);
de890a1e
SL		 5112}
5113
214e1eca
JA		 5114void fio_fill_default_options(struct thread_data *td)
5115{
cb1402d6 5116 td->o.magic = OPT_MAGIC;
a609f12a 5117 fill_default_options(&td->o, fio_options);
214e1eca
JA		 5118}
5119
5120int fio_show_option_help(const char *opt)
5121{
9af4a244 5122 return show_cmd_help(fio_options, opt);
214e1eca 5123}
d23bb327 5124
de890a1e
SL		 5125/*
5126 * dupe FIO_OPT_STR_STORE options
5127 */
5128void fio_options_mem_dupe(struct thread_data *td)
5129{
53b5693d 5130 options_mem_dupe(fio_options, &td->o);
1647f592
JA		 5131
5132 if (td->eo && td->io_ops) {
de890a1e 5133 void *oldeo = td->eo;
1647f592 5134
de890a1e
SL		 5135 td->eo = malloc(td->io_ops->option_struct_size);
5136 memcpy(td->eo, oldeo, td->io_ops->option_struct_size);
53b5693d 5137 options_mem_dupe(td->io_ops->options, td->eo);
de890a1e
SL		 5138 }
5139}
5140
d6978a32
JA		 5141unsigned int fio_get_kb_base(void *data)
5142{
a609f12a
JA		 5143 struct thread_data *td = cb_data_to_td(data);
5144 struct thread_options *o = &td->o;
d6978a32
JA		 5145 unsigned int kb_base = 0;
5146
cb1402d6
JA		 5147 /*
5148 * This is a hack... For private options, *data is not holding
5149 * a pointer to the thread_options, but to private data. This means
5150 * we can't safely dereference it, but magic is first so mem wise
5151 * it is valid. But this also means that if the job first sets
5152 * kb_base and expects that to be honored by private options,
5153 * it will be disappointed. We will return the global default
5154 * for this.
5155 */
5156 if (o && o->magic == OPT_MAGIC)
83ea422a 5157 kb_base = o->kb_base;
d6978a32
JA		 5158 if (!kb_base)
5159 kb_base = 1024;
5160
5161 return kb_base;
5162}
9f988e2e 5163
9109883a 5164int add_option(const struct fio_option *o)
9f988e2e 5165{
07b3232d
JA		 5166 struct fio_option *__o;
5167 int opt_index = 0;
5168
9af4a244 5169 __o = fio_options;
07b3232d
JA		 5170 while (__o->name) {
5171 opt_index++;
5172 __o++;
5173 }
5174
7b504edd
JA		 5175 if (opt_index + 1 == FIO_MAX_OPTS) {
5176 log_err("fio: FIO_MAX_OPTS is too small\n");
5177 return 1;
5178 }
5179
9af4a244 5180 memcpy(&fio_options[opt_index], o, sizeof(*o));
7b504edd 5181 fio_options[opt_index + 1].name = NULL;
07b3232d 5182 return 0;
9f988e2e 5183}
e2de69da 5184
07b3232d 5185void invalidate_profile_options(const char *prof_name)
e2de69da 5186{
07b3232d 5187 struct fio_option *o;
e2de69da 5188
9af4a244 5189 o = fio_options;
07b3232d
JA		 5190 while (o->name) {
5191 if (o->prof_name && !strcmp(o->prof_name, prof_name)) {
5192 o->type = FIO_OPT_INVALID;
5193 o->prof_name = NULL;
5194 }
5195 o++;
e2de69da
JA		 5196 }
5197}
f5b6bb85
JA		 5198
5199void add_opt_posval(const char *optname, const char *ival, const char *help)
5200{
5201 struct fio_option *o;
5202 unsigned int i;
5203
9af4a244 5204 o = find_option(fio_options, optname);
f5b6bb85
JA		 5205 if (!o)
5206 return;
5207
5208 for (i = 0; i < PARSE_MAX_VP; i++) {
5209 if (o->posval[i].ival)
5210 continue;
5211
5212 o->posval[i].ival = ival;
5213 o->posval[i].help = help;
5214 break;
5215 }
5216}
5217
5218void del_opt_posval(const char *optname, const char *ival)
5219{
5220 struct fio_option *o;
5221 unsigned int i;
5222
9af4a244 5223 o = find_option(fio_options, optname);
f5b6bb85
JA		 5224 if (!o)
5225 return;
5226
5227 for (i = 0; i < PARSE_MAX_VP; i++) {
5228 if (!o->posval[i].ival)
5229 continue;
5230 if (strcmp(o->posval[i].ival, ival))
5231 continue;
5232
5233 o->posval[i].ival = NULL;
5234 o->posval[i].help = NULL;
5235 }
5236}
7e356b2d
JA		 5237
5238void fio_options_free(struct thread_data *td)
5239{
ca6336a8 5240 options_free(fio_options, &td->o);
de890a1e
SL		 5241 if (td->eo && td->io_ops && td->io_ops->options) {
5242 options_free(td->io_ops->options, td->eo);
5243 free(td->eo);
5244 td->eo = NULL;
5245 }
7e356b2d 5246}
c504ee55
JA		 5247
5248struct fio_option *fio_option_find(const char *name)
5249{
5250 return find_option(fio_options, name);
5251}
5252
517c9c72 5253static struct fio_option *find_next_opt(struct fio_option *from,
f0e7f45a 5254 unsigned int off1)
a8523a6a 5255{
f0e7f45a 5256 struct fio_option *opt;
a8523a6a 5257
f0e7f45a
JA		 5258 if (!from)
5259 from = &fio_options[0];
5260 else
5261 from++;
5262
5263 opt = NULL;
5264 do {
5265 if (off1 == from->off1) {
5266 opt = from;
a8523a6a
JA		 5267 break;
5268 }
f0e7f45a
JA		 5269 from++;
5270 } while (from->name);
a8523a6a 5271
f0e7f45a
JA		 5272 return opt;
5273}
5274
5275static int opt_is_set(struct thread_options *o, struct fio_option *opt)
5276{
5277 unsigned int opt_off, index, offset;
a8523a6a
JA		 5278
5279 opt_off = opt - &fio_options[0];
5280 index = opt_off / (8 * sizeof(uint64_t));
5281 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5282 return (o->set_options[index] & ((uint64_t)1 << offset)) != 0;
a8523a6a
JA		 5283}
5284
72f39748 5285bool __fio_option_is_set(struct thread_options *o, unsigned int off1)
f0e7f45a
JA		 5286{
5287 struct fio_option *opt, *next;
5288
5289 next = NULL;
517c9c72 5290 while ((opt = find_next_opt(next, off1)) != NULL) {
f0e7f45a 5291 if (opt_is_set(o, opt))
72f39748 5292 return true;
f0e7f45a
JA		 5293
5294 next = opt;
5295 }
5296
72f39748 5297 return false;
f0e7f45a
JA		 5298}
5299
9109883a 5300void fio_option_mark_set(struct thread_options *o, const struct fio_option *opt)
a8523a6a
JA		 5301{
5302 unsigned int opt_off, index, offset;
5303
5304 opt_off = opt - &fio_options[0];
5305 index = opt_off / (8 * sizeof(uint64_t));
5306 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5307 o->set_options[index] |= (uint64_t)1 << offset;
a8523a6a 5308}
fio - Flexible IO Tester