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Add support for DDN's Infinite Memory Engine
[fio.git] / options.c
CommitLineData
214e1eca
JA		 1#include <stdio.h>
2#include <stdlib.h>
3#include <unistd.h>
4#include <ctype.h>
5#include <string.h>
214e1eca 6#include <assert.h>
5921e80c 7#include <sys/stat.h>
e13c3b50 8#include <netinet/in.h>
214e1eca
JA		 9
10#include "fio.h"
4f5af7b2 11#include "verify.h"
214e1eca 12#include "parse.h"
61b9861d 13#include "lib/pattern.h"
9f988e2e 14#include "options.h"
d220c761 15#include "optgroup.h"
214e1eca 16
e13c3b50 17char client_sockaddr_str[INET6_ADDRSTRLEN] = { 0 };
72a703da 18
a609f12a
JA		 19#define cb_data_to_td(data) container_of(data, struct thread_data, o)
20
fc8d6d05 21static struct pattern_fmt_desc fmt_desc[] = {
4205998f
JA		 22 {
23 .fmt = "%o",
24 .len = FIELD_SIZE(struct io_u *, offset),
25 .paste = paste_blockoff
26 }
27};
28
214e1eca
JA		 29/*
30 * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that.
31 */
32static char *get_opt_postfix(const char *str)
33{
34 char *p = strstr(str, ":");
35
36 if (!p)
37 return NULL;
38
39 p++;
40 strip_blank_front(&p);
41 strip_blank_end(p);
42 return strdup(p);
43}
44
564ca972
JA		 45static int bs_cmp(const void *p1, const void *p2)
46{
47 const struct bssplit *bsp1 = p1;
48 const struct bssplit *bsp2 = p2;
49
a7cd478d 50 return (int) bsp1->perc - (int) bsp2->perc;
564ca972
JA		 51}
52
d2835319
JA		 53struct split {
54 unsigned int nr;
5fff9543 55 unsigned long long val1[ZONESPLIT_MAX];
9d8fc5e4 56 unsigned long long val2[ZONESPLIT_MAX];
d2835319
JA		 57};
58
59static int split_parse_ddir(struct thread_options *o, struct split *split,
517c9c72 60 char *str, bool absolute, unsigned int max_splits)
564ca972 61{
59466396
JA		 62 unsigned long long perc;
63 unsigned int i;
564ca972 64 long long val;
720e84ad 65 char *fname;
564ca972 66
d2835319 67 split->nr = 0;
564ca972
JA		 68
69 i = 0;
564ca972
JA		 70 while ((fname = strsep(&str, ":")) != NULL) {
71 char *perc_str;
72
73 if (!strlen(fname))
74 break;
75
564ca972
JA		 76 perc_str = strstr(fname, "/");
77 if (perc_str) {
78 *perc_str = '\0';
79 perc_str++;
59466396
JA		 80 if (absolute) {
81 if (str_to_decimal(perc_str, &val, 1, o, 0, 0)) {
82 log_err("fio: split conversion failed\n");
83 return 1;
84 }
85 perc = val;
86 } else {
87 perc = atoi(perc_str);
88 if (perc > 100)
89 perc = 100;
90 else if (!perc)
91 perc = -1U;
92 }
93 } else {
94 if (absolute)
95 perc = 0;
96 else
d711cce5 97 perc = -1U;
59466396 98 }
564ca972 99
88038bc7 100 if (str_to_decimal(fname, &val, 1, o, 0, 0)) {
59466396 101 log_err("fio: split conversion failed\n");
564ca972
JA		 102 return 1;
103 }
104
d2835319
JA		 105 split->val1[i] = val;
106 split->val2[i] = perc;
564ca972 107 i++;
c32e1a09
JA		 108 if (i == max_splits) {
109 log_err("fio: hit max of %d split entries\n", i);
d2835319 110 break;
c32e1a09 111 }
564ca972
JA		 112 }
113
d2835319
JA		 114 split->nr = i;
115 return 0;
116}
117
59466396
JA		 118static int bssplit_ddir(struct thread_options *o, enum fio_ddir ddir, char *str,
119 bool data)
d2835319
JA		 120{
121 unsigned int i, perc, perc_missing;
5fff9543 122 unsigned long long max_bs, min_bs;
d2835319
JA		 123 struct split split;
124
125 memset(&split, 0, sizeof(split));
126
517c9c72 127 if (split_parse_ddir(o, &split, str, data, BSSPLIT_MAX))
d2835319
JA		 128 return 1;
129 if (!split.nr)
130 return 0;
131
132 max_bs = 0;
133 min_bs = -1;
134 o->bssplit[ddir] = malloc(split.nr * sizeof(struct bssplit));
135 o->bssplit_nr[ddir] = split.nr;
136 for (i = 0; i < split.nr; i++) {
137 if (split.val1[i] > max_bs)
138 max_bs = split.val1[i];
139 if (split.val1[i] < min_bs)
140 min_bs = split.val1[i];
141
142 o->bssplit[ddir][i].bs = split.val1[i];
143 o->bssplit[ddir][i].perc =split.val2[i];
144 }
564ca972
JA		 145
146 /*
147 * Now check if the percentages add up, and how much is missing
148 */
149 perc = perc_missing = 0;
83ea422a 150 for (i = 0; i < o->bssplit_nr[ddir]; i++) {
d2835319 151 struct bssplit *bsp = &o->bssplit[ddir][i];
564ca972 152
d711cce5 153 if (bsp->perc == -1U)
564ca972
JA		 154 perc_missing++;
155 else
156 perc += bsp->perc;
157 }
158
40bafa33 159 if (perc > 100 && perc_missing > 1) {
564ca972 160 log_err("fio: bssplit percentages add to more than 100%%\n");
d2835319
JA		 161 free(o->bssplit[ddir]);
162 o->bssplit[ddir] = NULL;
564ca972
JA		 163 return 1;
164 }
d711cce5 165
564ca972
JA		 166 /*
167 * If values didn't have a percentage set, divide the remains between
168 * them.
169 */
170 if (perc_missing) {
d711cce5 171 if (perc_missing == 1 && o->bssplit_nr[ddir] == 1)
40bafa33 172 perc = 100;
83ea422a 173 for (i = 0; i < o->bssplit_nr[ddir]; i++) {
d2835319 174 struct bssplit *bsp = &o->bssplit[ddir][i];
564ca972 175
d711cce5 176 if (bsp->perc == -1U)
564ca972
JA		 177 bsp->perc = (100 - perc) / perc_missing;
178 }
179 }
180
83ea422a
JA		 181 o->min_bs[ddir] = min_bs;
182 o->max_bs[ddir] = max_bs;
564ca972
JA		 183
184 /*
185 * now sort based on percentages, for ease of lookup
186 */
d2835319 187 qsort(o->bssplit[ddir], o->bssplit_nr[ddir], sizeof(struct bssplit), bs_cmp);
720e84ad 188 return 0;
720e84ad
JA		 189}
190
59466396 191typedef int (split_parse_fn)(struct thread_options *, enum fio_ddir, char *, bool);
764593c0 192
59466396
JA		 193static int str_split_parse(struct thread_data *td, char *str,
194 split_parse_fn *fn, bool data)
720e84ad 195{
764593c0 196 char *odir, *ddir;
720e84ad
JA		 197 int ret = 0;
198
720e84ad
JA		 199 odir = strchr(str, ',');
200 if (odir) {
6eaf09d6
SL		 201 ddir = strchr(odir + 1, ',');
202 if (ddir) {
59466396 203 ret = fn(&td->o, DDIR_TRIM, ddir + 1, data);
6eaf09d6
SL		 204 if (!ret)
205 *ddir = '\0';
206 } else {
207 char *op;
208
209 op = strdup(odir + 1);
59466396 210 ret = fn(&td->o, DDIR_TRIM, op, data);
6eaf09d6
SL		 211
212 free(op);
213 }
d79db122 214 if (!ret)
59466396 215 ret = fn(&td->o, DDIR_WRITE, odir + 1, data);
720e84ad
JA		 216 if (!ret) {
217 *odir = '\0';
59466396 218 ret = fn(&td->o, DDIR_READ, str, data);
720e84ad
JA		 219 }
220 } else {
221 char *op;
222
223 op = strdup(str);
59466396 224 ret = fn(&td->o, DDIR_WRITE, op, data);
6eaf09d6 225 free(op);
720e84ad 226
6eaf09d6
SL		 227 if (!ret) {
228 op = strdup(str);
59466396 229 ret = fn(&td->o, DDIR_TRIM, op, data);
6eaf09d6
SL		 230 free(op);
231 }
f0c9c217 232 if (!ret)
59466396 233 ret = fn(&td->o, DDIR_READ, str, data);
720e84ad 234 }
564ca972 235
764593c0
JA		 236 return ret;
237}
238
239static int str_bssplit_cb(void *data, const char *input)
240{
a609f12a 241 struct thread_data *td = cb_data_to_td(data);
764593c0
JA		 242 char *str, *p;
243 int ret = 0;
244
764593c0
JA		 245 p = str = strdup(input);
246
247 strip_blank_front(&str);
248 strip_blank_end(str);
249
59466396 250 ret = str_split_parse(td, str, bssplit_ddir, false);
764593c0 251
55baca06
JA		 252 if (parse_dryrun()) {
253 int i;
254
255 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
256 free(td->o.bssplit[i]);
257 td->o.bssplit[i] = NULL;
258 td->o.bssplit_nr[i] = 0;
259 }
260 }
261
564ca972 262 free(p);
720e84ad 263 return ret;
564ca972
JA		 264}
265
8b28bd41
DM		 266static int str2error(char *str)
267{
a94eb99a 268 const char *err[] = { "EPERM", "ENOENT", "ESRCH", "EINTR", "EIO",
8b28bd41
DM		 269 "ENXIO", "E2BIG", "ENOEXEC", "EBADF",
270 "ECHILD", "EAGAIN", "ENOMEM", "EACCES",
271 "EFAULT", "ENOTBLK", "EBUSY", "EEXIST",
272 "EXDEV", "ENODEV", "ENOTDIR", "EISDIR",
273 "EINVAL", "ENFILE", "EMFILE", "ENOTTY",
274 "ETXTBSY","EFBIG", "ENOSPC", "ESPIPE",
a94eb99a 275 "EROFS","EMLINK", "EPIPE", "EDOM", "ERANGE" };
7fe481b4 276 int i = 0, num = sizeof(err) / sizeof(char *);
8b28bd41 277
a94eb99a 278 while (i < num) {
8b28bd41
DM		 279 if (!strcmp(err[i], str))
280 return i + 1;
281 i++;
282 }
283 return 0;
284}
285
3ed673c6
TK		 286static int ignore_error_type(struct thread_data *td, enum error_type_bit etype,
287 char *str)
8b28bd41
DM		 288{
289 unsigned int i;
290 int *error;
291 char *fname;
292
293 if (etype >= ERROR_TYPE_CNT) {
294 log_err("Illegal error type\n");
295 return 1;
296 }
297
298 td->o.ignore_error_nr[etype] = 4;
685ffd57 299 error = calloc(4, sizeof(int));
8b28bd41
DM		 300
301 i = 0;
302 while ((fname = strsep(&str, ":")) != NULL) {
303
304 if (!strlen(fname))
305 break;
306
307 /*
308 * grow struct buffer, if needed
309 */
310 if (i == td->o.ignore_error_nr[etype]) {
311 td->o.ignore_error_nr[etype] <<= 1;
312 error = realloc(error, td->o.ignore_error_nr[etype]
313 * sizeof(int));
314 }
315 if (fname[0] == 'E') {
316 error[i] = str2error(fname);
317 } else {
318 error[i] = atoi(fname);
319 if (error[i] < 0)
1616e025 320 error[i] = -error[i];
8b28bd41
DM		 321 }
322 if (!error[i]) {
d503e281 323 log_err("Unknown error %s, please use number value\n",
8b28bd41 324 fname);
d503e281 325 td->o.ignore_error_nr[etype] = 0;
0fddbf7a 326 free(error);
8b28bd41
DM		 327 return 1;
328 }
329 i++;
330 }
331 if (i) {
332 td->o.continue_on_error |= 1 << etype;
333 td->o.ignore_error_nr[etype] = i;
334 td->o.ignore_error[etype] = error;
d503e281
TK		 335 } else {
336 td->o.ignore_error_nr[etype] = 0;
c7b086be 337 free(error);
d503e281 338 }
c7b086be 339
8b28bd41
DM		 340 return 0;
341
342}
343
d7235efb
JA		 344static int str_replay_skip_cb(void *data, const char *input)
345{
346 struct thread_data *td = cb_data_to_td(data);
347 char *str, *p, *n;
348 int ret = 0;
349
350 if (parse_dryrun())
351 return 0;
352
353 p = str = strdup(input);
354
355 strip_blank_front(&str);
356 strip_blank_end(str);
357
358 while (p) {
359 n = strchr(p, ',');
360 if (n)
361 *n++ = '\0';
362 if (!strcmp(p, "read"))
363 td->o.replay_skip |= 1u << DDIR_READ;
364 else if (!strcmp(p, "write"))
365 td->o.replay_skip |= 1u << DDIR_WRITE;
366 else if (!strcmp(p, "trim"))
367 td->o.replay_skip |= 1u << DDIR_TRIM;
368 else if (!strcmp(p, "sync"))
369 td->o.replay_skip |= 1u << DDIR_SYNC;
370 else {
371 log_err("Unknown skip type: %s\n", p);
372 ret = 1;
373 break;
374 }
375 p = n;
376 }
377 free(str);
378 return ret;
379}
380
8b28bd41
DM		 381static int str_ignore_error_cb(void *data, const char *input)
382{
a609f12a 383 struct thread_data *td = cb_data_to_td(data);
8b28bd41 384 char *str, *p, *n;
3ed673c6
TK		 385 int ret = 1;
386 enum error_type_bit type = 0;
52c0cea3
JA		 387
388 if (parse_dryrun())
389 return 0;
390
8b28bd41
DM		 391 p = str = strdup(input);
392
393 strip_blank_front(&str);
394 strip_blank_end(str);
395
396 while (p) {
397 n = strchr(p, ',');
398 if (n)
399 *n++ = '\0';
400 ret = ignore_error_type(td, type, p);
401 if (ret)
402 break;
403 p = n;
404 type++;
405 }
406 free(str);
407 return ret;
408}
409
211097b2
JA		 410static int str_rw_cb(void *data, const char *str)
411{
a609f12a 412 struct thread_data *td = cb_data_to_td(data);
83ea422a 413 struct thread_options *o = &td->o;
27ca949f 414 char *nr;
211097b2 415
52c0cea3
JA		 416 if (parse_dryrun())
417 return 0;
418
83ea422a
JA		 419 o->ddir_seq_nr = 1;
420 o->ddir_seq_add = 0;
059b0802 421
27ca949f 422 nr = get_opt_postfix(str);
059b0802
JA		 423 if (!nr)
424 return 0;
425
426 if (td_random(td))
83ea422a 427 o->ddir_seq_nr = atoi(nr);
059b0802
JA		 428 else {
429 long long val;
430
88038bc7 431 if (str_to_decimal(nr, &val, 1, o, 0, 0)) {
059b0802
JA		 432 log_err("fio: rw postfix parsing failed\n");
433 free(nr);
434 return 1;
435 }
436
83ea422a 437 o->ddir_seq_add = val;
182ec6ee 438 }
211097b2 439
059b0802 440 free(nr);
211097b2
JA		 441 return 0;
442}
443
214e1eca
JA		 444static int str_mem_cb(void *data, const char *mem)
445{
a609f12a 446 struct thread_data *td = cb_data_to_td(data);
214e1eca 447
217b0f1d
LG		 448 if (td->o.mem_type == MEM_MMAPHUGE || td->o.mem_type == MEM_MMAP ||
449 td->o.mem_type == MEM_MMAPSHARED)
836fcc0f 450 td->o.mmapfile = get_opt_postfix(mem);
214e1eca
JA		 451
452 return 0;
453}
454
c223da83
JA		 455static int fio_clock_source_cb(void *data, const char *str)
456{
a609f12a 457 struct thread_data *td = cb_data_to_td(data);
c223da83
JA		 458
459 fio_clock_source = td->o.clocksource;
fa80feae 460 fio_clock_source_set = 1;
01423eae 461 fio_clock_init();
c223da83
JA		 462 return 0;
463}
464
85bc833b 465static int str_rwmix_read_cb(void *data, unsigned long long *val)
cb499fc4 466{
a609f12a 467 struct thread_data *td = cb_data_to_td(data);
cb499fc4
JA		 468
469 td->o.rwmix[DDIR_READ] = *val;
470 td->o.rwmix[DDIR_WRITE] = 100 - *val;
471 return 0;
472}
473
85bc833b 474static int str_rwmix_write_cb(void *data, unsigned long long *val)
cb499fc4 475{
a609f12a 476 struct thread_data *td = cb_data_to_td(data);
cb499fc4
JA		 477
478 td->o.rwmix[DDIR_WRITE] = *val;
479 td->o.rwmix[DDIR_READ] = 100 - *val;
480 return 0;
481}
482
214e1eca
JA		 483static int str_exitall_cb(void)
484{
485 exitall_on_terminate = 1;
486 return 0;
487}
488
214e1eca 489#ifdef FIO_HAVE_CPU_AFFINITY
50b5860b 490int fio_cpus_split(os_cpu_mask_t *mask, unsigned int cpu_index)
c2acfbac 491{
50b5860b 492 unsigned int i, index, cpus_in_mask;
c2acfbac 493 const long max_cpu = cpus_online();
c2acfbac 494
50b5860b
JA		 495 cpus_in_mask = fio_cpu_count(mask);
496 cpu_index = cpu_index % cpus_in_mask;
497
498 index = 0;
c2acfbac 499 for (i = 0; i < max_cpu; i++) {
50b5860b 500 if (!fio_cpu_isset(mask, i))
c2acfbac 501 continue;
50b5860b
JA		 502
503 if (cpu_index != index)
504 fio_cpu_clear(mask, i);
505
506 index++;
c2acfbac
JA		 507 }
508
509 return fio_cpu_count(mask);
510}
511
85bc833b 512static int str_cpumask_cb(void *data, unsigned long long *val)
d2e268b0 513{
a609f12a 514 struct thread_data *td = cb_data_to_td(data);
214e1eca 515 unsigned int i;
b03daafb 516 long max_cpu;
d2ce18b5
JA		 517 int ret;
518
52c0cea3
JA		 519 if (parse_dryrun())
520 return 0;
521
d2ce18b5
JA		 522 ret = fio_cpuset_init(&td->o.cpumask);
523 if (ret < 0) {
524 log_err("fio: cpuset_init failed\n");
525 td_verror(td, ret, "fio_cpuset_init");
526 return 1;
527 }
214e1eca 528
c00a2289 529 max_cpu = cpus_online();
214e1eca 530
62a7273d
JA		 531 for (i = 0; i < sizeof(int) * 8; i++) {
532 if ((1 << i) & *val) {
b8411399 533 if (i >= max_cpu) {
b03daafb 534 log_err("fio: CPU %d too large (max=%ld)\n", i,
b8411399 535 max_cpu - 1);
b03daafb
JA		 536 return 1;
537 }
62a7273d 538 dprint(FD_PARSE, "set cpu allowed %d\n", i);
6d459ee7 539 fio_cpu_set(&td->o.cpumask, i);
62a7273d
JA		 540 }
541 }
d2e268b0 542
d2e268b0 543 return 0;
214e1eca
JA		 544}
545
e8462bd8
JA		 546static int set_cpus_allowed(struct thread_data *td, os_cpu_mask_t *mask,
547 const char *input)
214e1eca 548{
d2e268b0 549 char *cpu, *str, *p;
b03daafb 550 long max_cpu;
19608d6c 551 int ret = 0;
d2e268b0 552
e8462bd8 553 ret = fio_cpuset_init(mask);
d2ce18b5
JA		 554 if (ret < 0) {
555 log_err("fio: cpuset_init failed\n");
556 td_verror(td, ret, "fio_cpuset_init");
557 return 1;
558 }
d2e268b0
JA		 559
560 p = str = strdup(input);
214e1eca 561
d2e268b0
JA		 562 strip_blank_front(&str);
563 strip_blank_end(str);
564
c00a2289 565 max_cpu = cpus_online();
b03daafb 566
d2e268b0 567 while ((cpu = strsep(&str, ",")) != NULL) {
62a7273d
JA		 568 char *str2, *cpu2;
569 int icpu, icpu2;
570
d2e268b0
JA		 571 if (!strlen(cpu))
572 break;
62a7273d
JA		 573
574 str2 = cpu;
575 icpu2 = -1;
576 while ((cpu2 = strsep(&str2, "-")) != NULL) {
577 if (!strlen(cpu2))
578 break;
579
580 icpu2 = atoi(cpu2);
581 }
582
583 icpu = atoi(cpu);
584 if (icpu2 == -1)
585 icpu2 = icpu;
586 while (icpu <= icpu2) {
6d459ee7 587 if (icpu >= FIO_MAX_CPUS) {
19608d6c 588 log_err("fio: your OS only supports up to"
6d459ee7 589 " %d CPUs\n", (int) FIO_MAX_CPUS);
19608d6c
JA		 590 ret = 1;
591 break;
592 }
9e986889 593 if (icpu >= max_cpu) {
b03daafb 594 log_err("fio: CPU %d too large (max=%ld)\n",
9e986889 595 icpu, max_cpu - 1);
b03daafb
JA		 596 ret = 1;
597 break;
598 }
0b9d69ec 599
62a7273d 600 dprint(FD_PARSE, "set cpu allowed %d\n", icpu);
e8462bd8 601 fio_cpu_set(mask, icpu);
62a7273d
JA		 602 icpu++;
603 }
19608d6c
JA		 604 if (ret)
605 break;
d2e268b0
JA		 606 }
607
608 free(p);
19608d6c 609 return ret;
214e1eca 610}
e8462bd8
JA		 611
612static int str_cpus_allowed_cb(void *data, const char *input)
613{
a609f12a 614 struct thread_data *td = cb_data_to_td(data);
e8462bd8 615
52c0cea3
JA		 616 if (parse_dryrun())
617 return 0;
618
b2a9e649 619 return set_cpus_allowed(td, &td->o.cpumask, input);
e8462bd8
JA		 620}
621
622static int str_verify_cpus_allowed_cb(void *data, const char *input)
623{
a609f12a 624 struct thread_data *td = cb_data_to_td(data);
e8462bd8 625
466155e2
JA		 626 if (parse_dryrun())
627 return 0;
628
b2a9e649 629 return set_cpus_allowed(td, &td->o.verify_cpumask, input);
e8462bd8 630}
c08f9fe2 631
105157ad 632#ifdef CONFIG_ZLIB
c08f9fe2
JA		 633static int str_log_cpus_allowed_cb(void *data, const char *input)
634{
a609f12a 635 struct thread_data *td = cb_data_to_td(data);
c08f9fe2
JA		 636
637 if (parse_dryrun())
638 return 0;
639
640 return set_cpus_allowed(td, &td->o.log_gz_cpumask, input);
641}
105157ad 642#endif /* CONFIG_ZLIB */
c08f9fe2 643
105157ad 644#endif /* FIO_HAVE_CPU_AFFINITY */
214e1eca 645
67bf9823 646#ifdef CONFIG_LIBNUMA
d0b937ed
YR		 647static int str_numa_cpunodes_cb(void *data, char *input)
648{
a609f12a 649 struct thread_data *td = cb_data_to_td(data);
43522848 650 struct bitmask *verify_bitmask;
d0b937ed 651
52c0cea3
JA		 652 if (parse_dryrun())
653 return 0;
654
d0b937ed
YR		 655 /* numa_parse_nodestring() parses a character string list
656 * of nodes into a bit mask. The bit mask is allocated by
657 * numa_allocate_nodemask(), so it should be freed by
658 * numa_free_nodemask().
659 */
43522848
DG		 660 verify_bitmask = numa_parse_nodestring(input);
661 if (verify_bitmask == NULL) {
d0b937ed
YR		 662 log_err("fio: numa_parse_nodestring failed\n");
663 td_verror(td, 1, "str_numa_cpunodes_cb");
664 return 1;
665 }
43522848 666 numa_free_nodemask(verify_bitmask);
d0b937ed 667
43522848 668 td->o.numa_cpunodes = strdup(input);
d0b937ed
YR		 669 return 0;
670}
671
672static int str_numa_mpol_cb(void *data, char *input)
673{
a609f12a 674 struct thread_data *td = cb_data_to_td(data);
d0b937ed 675 const char * const policy_types[] =
05d6f44b 676 { "default", "prefer", "bind", "interleave", "local", NULL };
d0b937ed 677 int i;
52c0cea3 678 char *nodelist;
43522848 679 struct bitmask *verify_bitmask;
52c0cea3
JA		 680
681 if (parse_dryrun())
682 return 0;
d0b937ed 683
52c0cea3 684 nodelist = strchr(input, ':');
d0b937ed
YR		 685 if (nodelist) {
686 /* NUL-terminate mode */
687 *nodelist++ = '\0';
688 }
689
690 for (i = 0; i <= MPOL_LOCAL; i++) {
691 if (!strcmp(input, policy_types[i])) {
692 td->o.numa_mem_mode = i;
693 break;
694 }
695 }
696 if (i > MPOL_LOCAL) {
697 log_err("fio: memory policy should be: default, prefer, bind, interleave, local\n");
698 goto out;
699 }
700
701 switch (td->o.numa_mem_mode) {
702 case MPOL_PREFERRED:
703 /*
704 * Insist on a nodelist of one node only
705 */
706 if (nodelist) {
707 char *rest = nodelist;
708 while (isdigit(*rest))
709 rest++;
710 if (*rest) {
711 log_err("fio: one node only for \'prefer\'\n");
712 goto out;
713 }
714 } else {
715 log_err("fio: one node is needed for \'prefer\'\n");
716 goto out;
717 }
718 break;
719 case MPOL_INTERLEAVE:
720 /*
721 * Default to online nodes with memory if no nodelist
722 */
723 if (!nodelist)
724 nodelist = strdup("all");
725 break;
726 case MPOL_LOCAL:
727 case MPOL_DEFAULT:
728 /*
729 * Don't allow a nodelist
730 */
731 if (nodelist) {
732 log_err("fio: NO nodelist for \'local\'\n");
733 goto out;
734 }
735 break;
736 case MPOL_BIND:
737 /*
738 * Insist on a nodelist
739 */
740 if (!nodelist) {
741 log_err("fio: a nodelist is needed for \'bind\'\n");
742 goto out;
743 }
744 break;
745 }
746
747
748 /* numa_parse_nodestring() parses a character string list
749 * of nodes into a bit mask. The bit mask is allocated by
750 * numa_allocate_nodemask(), so it should be freed by
751 * numa_free_nodemask().
752 */
753 switch (td->o.numa_mem_mode) {
754 case MPOL_PREFERRED:
755 td->o.numa_mem_prefer_node = atoi(nodelist);
756 break;
757 case MPOL_INTERLEAVE:
758 case MPOL_BIND:
43522848
DG		 759 verify_bitmask = numa_parse_nodestring(nodelist);
760 if (verify_bitmask == NULL) {
d0b937ed
YR		 761 log_err("fio: numa_parse_nodestring failed\n");
762 td_verror(td, 1, "str_numa_memnodes_cb");
763 return 1;
764 }
43522848
DG		 765 td->o.numa_memnodes = strdup(nodelist);
766 numa_free_nodemask(verify_bitmask);
b74e419e 767
d0b937ed
YR		 768 break;
769 case MPOL_LOCAL:
770 case MPOL_DEFAULT:
771 default:
772 break;
773 }
774
d0b937ed 775 return 0;
d0b937ed
YR		 776out:
777 return 1;
778}
779#endif
780
214e1eca
JA		 781static int str_fst_cb(void *data, const char *str)
782{
a609f12a 783 struct thread_data *td = cb_data_to_td(data);
8c07860d
JA		 784 double val;
785 bool done = false;
786 char *nr;
214e1eca
JA		 787
788 td->file_service_nr = 1;
8c07860d
JA		 789
790 switch (td->o.file_service_type) {
791 case FIO_FSERVICE_RANDOM:
792 case FIO_FSERVICE_RR:
793 case FIO_FSERVICE_SEQ:
794 nr = get_opt_postfix(str);
795 if (nr) {
796 td->file_service_nr = atoi(nr);
797 free(nr);
798 }
799 done = true;
800 break;
801 case FIO_FSERVICE_ZIPF:
802 val = FIO_DEF_ZIPF;
803 break;
804 case FIO_FSERVICE_PARETO:
805 val = FIO_DEF_PARETO;
806 break;
807 case FIO_FSERVICE_GAUSS:
808 val = 0.0;
809 break;
810 default:
811 log_err("fio: bad file service type: %d\n", td->o.file_service_type);
812 return 1;
813 }
814
815 if (done)
816 return 0;
817
818 nr = get_opt_postfix(str);
819 if (nr && !str_to_float(nr, &val, 0)) {
820 log_err("fio: file service type random postfix parsing failed\n");
182ec6ee 821 free(nr);
8c07860d
JA		 822 return 1;
823 }
824
825 free(nr);
826
827 switch (td->o.file_service_type) {
828 case FIO_FSERVICE_ZIPF:
829 if (val == 1.00) {
830 log_err("fio: zipf theta must be different than 1.0\n");
831 return 1;
832 }
833 if (parse_dryrun())
834 return 0;
835 td->zipf_theta = val;
836 break;
837 case FIO_FSERVICE_PARETO:
838 if (val <= 0.00 || val >= 1.00) {
839 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
840 return 1;
841 }
842 if (parse_dryrun())
843 return 0;
844 td->pareto_h = val;
845 break;
846 case FIO_FSERVICE_GAUSS:
847 if (val < 0.00 || val >= 100.00) {
99c94a6b 848 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
8c07860d
JA		 849 return 1;
850 }
851 if (parse_dryrun())
852 return 0;
853 td->gauss_dev = val;
854 break;
182ec6ee 855 }
214e1eca
JA		 856
857 return 0;
858}
859
67bf9823 860#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA		 861static int str_sfr_cb(void *data, const char *str)
862{
a609f12a 863 struct thread_data *td = cb_data_to_td(data);
44f29692
JA		 864 char *nr = get_opt_postfix(str);
865
866 td->sync_file_range_nr = 1;
867 if (nr) {
868 td->sync_file_range_nr = atoi(nr);
869 free(nr);
870 }
871
872 return 0;
873}
3ae06371 874#endif
44f29692 875
764593c0 876static int zone_split_ddir(struct thread_options *o, enum fio_ddir ddir,
59466396 877 char *str, bool absolute)
e0a04ac1 878{
e0a04ac1 879 unsigned int i, perc, perc_missing, sperc, sperc_missing;
d2835319 880 struct split split;
e0a04ac1 881
d2835319 882 memset(&split, 0, sizeof(split));
e0a04ac1 883
517c9c72 884 if (split_parse_ddir(o, &split, str, absolute, ZONESPLIT_MAX))
d2835319
JA		 885 return 1;
886 if (!split.nr)
887 return 0;
e0a04ac1 888
d2835319
JA		 889 o->zone_split[ddir] = malloc(split.nr * sizeof(struct zone_split));
890 o->zone_split_nr[ddir] = split.nr;
891 for (i = 0; i < split.nr; i++) {
892 o->zone_split[ddir][i].access_perc = split.val1[i];
59466396
JA		 893 if (absolute)
894 o->zone_split[ddir][i].size = split.val2[i];
895 else
896 o->zone_split[ddir][i].size_perc = split.val2[i];
e0a04ac1
JA		 897 }
898
e0a04ac1
JA		 899 /*
900 * Now check if the percentages add up, and how much is missing
901 */
902 perc = perc_missing = 0;
903 sperc = sperc_missing = 0;
904 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 905 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA		 906
907 if (zsp->access_perc == (uint8_t) -1U)
908 perc_missing++;
909 else
910 perc += zsp->access_perc;
911
59466396
JA		 912 if (!absolute) {
913 if (zsp->size_perc == (uint8_t) -1U)
914 sperc_missing++;
915 else
916 sperc += zsp->size_perc;
917 }
e0a04ac1
JA		 918 }
919
920 if (perc > 100 || sperc > 100) {
921 log_err("fio: zone_split percentages add to more than 100%%\n");
d2835319
JA		 922 free(o->zone_split[ddir]);
923 o->zone_split[ddir] = NULL;
e0a04ac1
JA		 924 return 1;
925 }
926 if (perc < 100) {
927 log_err("fio: access percentage don't add up to 100 for zoned "
928 "random distribution (got=%u)\n", perc);
d2835319
JA		 929 free(o->zone_split[ddir]);
930 o->zone_split[ddir] = NULL;
e0a04ac1
JA		 931 return 1;
932 }
933
934 /*
935 * If values didn't have a percentage set, divide the remains between
936 * them.
937 */
938 if (perc_missing) {
939 if (perc_missing == 1 && o->zone_split_nr[ddir] == 1)
940 perc = 100;
941 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 942 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA		 943
944 if (zsp->access_perc == (uint8_t) -1U)
945 zsp->access_perc = (100 - perc) / perc_missing;
946 }
947 }
948 if (sperc_missing) {
949 if (sperc_missing == 1 && o->zone_split_nr[ddir] == 1)
950 sperc = 100;
951 for (i = 0; i < o->zone_split_nr[ddir]; i++) {
d2835319 952 struct zone_split *zsp = &o->zone_split[ddir][i];
e0a04ac1
JA		 953
954 if (zsp->size_perc == (uint8_t) -1U)
955 zsp->size_perc = (100 - sperc) / sperc_missing;
956 }
957 }
958
e0a04ac1
JA		 959 return 0;
960}
961
962static void __td_zone_gen_index(struct thread_data *td, enum fio_ddir ddir)
963{
964 unsigned int i, j, sprev, aprev;
59466396 965 uint64_t sprev_sz;
e0a04ac1
JA		 966
967 td->zone_state_index[ddir] = malloc(sizeof(struct zone_split_index) * 100);
968
59466396 969 sprev_sz = sprev = aprev = 0;
e0a04ac1
JA		 970 for (i = 0; i < td->o.zone_split_nr[ddir]; i++) {
971 struct zone_split *zsp = &td->o.zone_split[ddir][i];
972
973 for (j = aprev; j < aprev + zsp->access_perc; j++) {
974 struct zone_split_index *zsi = &td->zone_state_index[ddir][j];
975
976 zsi->size_perc = sprev + zsp->size_perc;
977 zsi->size_perc_prev = sprev;
59466396
JA		 978
979 zsi->size = sprev_sz + zsp->size;
980 zsi->size_prev = sprev_sz;
e0a04ac1
JA		 981 }
982
983 aprev += zsp->access_perc;
984 sprev += zsp->size_perc;
59466396 985 sprev_sz += zsp->size;
e0a04ac1
JA		 986 }
987}
988
989/*
990 * Generate state table for indexes, so we don't have to do it inline from
991 * the hot IO path
992 */
993static void td_zone_gen_index(struct thread_data *td)
994{
995 int i;
996
997 td->zone_state_index = malloc(DDIR_RWDIR_CNT *
998 sizeof(struct zone_split_index *));
999
1000 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1001 __td_zone_gen_index(td, i);
1002}
1003
59466396
JA		 1004static int parse_zoned_distribution(struct thread_data *td, const char *input,
1005 bool absolute)
e0a04ac1 1006{
59466396 1007 const char *pre = absolute ? "zoned_abs:" : "zoned:";
764593c0 1008 char *str, *p;
e0a04ac1
JA		 1009 int i, ret = 0;
1010
1011 p = str = strdup(input);
1012
1013 strip_blank_front(&str);
1014 strip_blank_end(str);
1015
1016 /* We expect it to start like that, bail if not */
59466396 1017 if (strncmp(str, pre, strlen(pre))) {
e0a04ac1
JA		 1018 log_err("fio: mismatch in zoned input <%s>\n", str);
1019 free(p);
1020 return 1;
1021 }
59466396 1022 str += strlen(pre);
e0a04ac1 1023
59466396 1024 ret = str_split_parse(td, str, zone_split_ddir, absolute);
e0a04ac1
JA		 1025
1026 free(p);
1027
1028 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1029 int j;
1030
1031 dprint(FD_PARSE, "zone ddir %d (nr=%u): \n", i, td->o.zone_split_nr[i]);
1032
1033 for (j = 0; j < td->o.zone_split_nr[i]; j++) {
1034 struct zone_split *zsp = &td->o.zone_split[i][j];
1035
59466396
JA		 1036 if (absolute) {
1037 dprint(FD_PARSE, "\t%d: %u/%llu\n", j,
1038 zsp->access_perc,
1039 (unsigned long long) zsp->size);
1040 } else {
1041 dprint(FD_PARSE, "\t%d: %u/%u\n", j,
1042 zsp->access_perc,
1043 zsp->size_perc);
1044 }
e0a04ac1
JA		 1045 }
1046 }
1047
55baca06 1048 if (parse_dryrun()) {
55baca06
JA		 1049 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1050 free(td->o.zone_split[i]);
1051 td->o.zone_split[i] = NULL;
1052 td->o.zone_split_nr[i] = 0;
1053 }
1054
1055 return ret;
1056 }
1057
e0a04ac1
JA		 1058 if (!ret)
1059 td_zone_gen_index(td);
dc4bffb8
JA		 1060 else {
1061 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1062 td->o.zone_split_nr[i] = 0;
1063 }
e0a04ac1
JA		 1064
1065 return ret;
1066}
1067
e25839d4
JA		 1068static int str_random_distribution_cb(void *data, const char *str)
1069{
a609f12a 1070 struct thread_data *td = cb_data_to_td(data);
e25839d4
JA		 1071 double val;
1072 char *nr;
1073
925fee33 1074 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF)
c95f9404 1075 val = FIO_DEF_ZIPF;
925fee33 1076 else if (td->o.random_distribution == FIO_RAND_DIST_PARETO)
c95f9404 1077 val = FIO_DEF_PARETO;
56d9fa4b
JA		 1078 else if (td->o.random_distribution == FIO_RAND_DIST_GAUSS)
1079 val = 0.0;
e0a04ac1 1080 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED)
59466396
JA		 1081 return parse_zoned_distribution(td, str, false);
1082 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED_ABS)
1083 return parse_zoned_distribution(td, str, true);
925fee33 1084 else
e25839d4
JA		 1085 return 0;
1086
1087 nr = get_opt_postfix(str);
88038bc7 1088 if (nr && !str_to_float(nr, &val, 0)) {
e25839d4
JA		 1089 log_err("fio: random postfix parsing failed\n");
1090 free(nr);
1091 return 1;
1092 }
1093
078189c1
JA		 1094 free(nr);
1095
18ded917
JA		 1096 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) {
1097 if (val == 1.00) {
1098 log_err("fio: zipf theta must different than 1.0\n");
1099 return 1;
1100 }
55baca06
JA		 1101 if (parse_dryrun())
1102 return 0;
1e5324e7 1103 td->o.zipf_theta.u.f = val;
56d9fa4b 1104 } else if (td->o.random_distribution == FIO_RAND_DIST_PARETO) {
078189c1
JA		 1105 if (val <= 0.00 || val >= 1.00) {
1106 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
1107 return 1;
1108 }
55baca06
JA		 1109 if (parse_dryrun())
1110 return 0;
1e5324e7 1111 td->o.pareto_h.u.f = val;
3cdb8cf3 1112 } else {
76527b19 1113 if (val < 0.00 || val >= 100.0) {
99c94a6b 1114 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
3cdb8cf3
JA		 1115 return 1;
1116 }
55baca06
JA		 1117 if (parse_dryrun())
1118 return 0;
f88cd222 1119 td->o.gauss_dev.u.f = val;
3cdb8cf3 1120 }
921c766f
JA		 1121
1122 return 0;
1123}
1124
16e56d25
VF		 1125static int str_steadystate_cb(void *data, const char *str)
1126{
94f218f6 1127 struct thread_data *td = cb_data_to_td(data);
16e56d25
VF		 1128 double val;
1129 char *nr;
1130 char *pct;
1131 long long ll;
1132
2c5d94bc
VF		 1133 if (td->o.ss_state != FIO_SS_IOPS && td->o.ss_state != FIO_SS_IOPS_SLOPE &&
1134 td->o.ss_state != FIO_SS_BW && td->o.ss_state != FIO_SS_BW_SLOPE) {
16e56d25
VF		 1135 /* should be impossible to get here */
1136 log_err("fio: unknown steady state criterion\n");
1137 return 1;
1138 }
1139
1140 nr = get_opt_postfix(str);
1141 if (!nr) {
1142 log_err("fio: steadystate threshold must be specified in addition to criterion\n");
1143 free(nr);
1144 return 1;
1145 }
1146
1147 /* ENHANCEMENT Allow fio to understand size=10.2% and use here */
1148 pct = strstr(nr, "%");
1149 if (pct) {
1150 *pct = '\0';
1151 strip_blank_end(nr);
1152 if (!str_to_float(nr, &val, 0)) {
1153 log_err("fio: could not parse steadystate threshold percentage\n");
1154 free(nr);
1155 return 1;
1156 }
1157
1158 dprint(FD_PARSE, "set steady state threshold to %f%%\n", val);
1159 free(nr);
1160 if (parse_dryrun())
1161 return 0;
1162
c8caba48 1163 td->o.ss_state |= FIO_SS_PCT;
16e56d25 1164 td->o.ss_limit.u.f = val;
c8caba48 1165 } else if (td->o.ss_state & FIO_SS_IOPS) {
16e56d25
VF		 1166 if (!str_to_float(nr, &val, 0)) {
1167 log_err("fio: steadystate IOPS threshold postfix parsing failed\n");
1168 free(nr);
1169 return 1;
1170 }
1171
1172 dprint(FD_PARSE, "set steady state IOPS threshold to %f\n", val);
1173 free(nr);
1174 if (parse_dryrun())
1175 return 0;
1176
16e56d25 1177 td->o.ss_limit.u.f = val;
16e56d25
VF		 1178 } else { /* bandwidth criterion */
1179 if (str_to_decimal(nr, &ll, 1, td, 0, 0)) {
1180 log_err("fio: steadystate BW threshold postfix parsing failed\n");
1181 free(nr);
1182 return 1;
1183 }
1184
1185 dprint(FD_PARSE, "set steady state BW threshold to %lld\n", ll);
1186 free(nr);
1187 if (parse_dryrun())
1188 return 0;
1189
16e56d25 1190 td->o.ss_limit.u.f = (double) ll;
16e56d25
VF		 1191 }
1192
2c5d94bc 1193 td->ss.state = td->o.ss_state;
16e56d25
VF		 1194 return 0;
1195}
1196
8e827d35 1197/*
bcbfeefa 1198 * Return next name in the string. Files are separated with ':'. If the ':'
8e827d35
JA		 1199 * is escaped with a '\', then that ':' is part of the filename and does not
1200 * indicate a new file.
1201 */
bcbfeefa 1202static char *get_next_name(char **ptr)
8e827d35
JA		 1203{
1204 char *str = *ptr;
1205 char *p, *start;
1206
1207 if (!str || !strlen(str))
1208 return NULL;
1209
1210 start = str;
1211 do {
1212 /*
1213 * No colon, we are done
1214 */
1215 p = strchr(str, ':');
1216 if (!p) {
1217 *ptr = NULL;
1218 break;
1219 }
1220
1221 /*
1222 * We got a colon, but it's the first character. Skip and
1223 * continue
1224 */
1225 if (p == start) {
1226 str = ++start;
1227 continue;
1228 }
1229
1230 if (*(p - 1) != '\\') {
1231 *p = '\0';
1232 *ptr = p + 1;
1233 break;
1234 }
1235
1236 memmove(p - 1, p, strlen(p) + 1);
1237 str = p;
1238 } while (1);
1239
1240 return start;
1241}
1242
bcbfeefa
CE		 1243
1244static int get_max_name_idx(char *input)
1245{
1246 unsigned int cur_idx;
1247 char *str, *p;
1248
1249 p = str = strdup(input);
1250 for (cur_idx = 0; ; cur_idx++)
1251 if (get_next_name(&str) == NULL)
1252 break;
1253
1254 free(p);
1255 return cur_idx;
1256}
1257
1258/*
1259 * Returns the directory at the index, indexes > entires will be
1260 * assigned via modulo division of the index
1261 */
922a5be8
JA		 1262int set_name_idx(char *target, size_t tlen, char *input, int index,
1263 bool unique_filename)
bcbfeefa
CE		 1264{
1265 unsigned int cur_idx;
1266 int len;
1267 char *fname, *str, *p;
1268
1269 p = str = strdup(input);
1270
1271 index %= get_max_name_idx(input);
1272 for (cur_idx = 0; cur_idx <= index; cur_idx++)
1273 fname = get_next_name(&str);
1274
922a5be8 1275 if (client_sockaddr_str[0] && unique_filename) {
e13c3b50
JA		 1276 len = snprintf(target, tlen, "%s/%s.", fname,
1277 client_sockaddr_str);
1278 } else
1279 len = snprintf(target, tlen, "%s/", fname);
72a703da 1280
e13c3b50 1281 target[tlen - 1] = '\0';
bcbfeefa
CE		 1282 free(p);
1283
1284 return len;
1285}
1286
214e1eca
JA		 1287static int str_filename_cb(void *data, const char *input)
1288{
a609f12a 1289 struct thread_data *td = cb_data_to_td(data);
214e1eca
JA		 1290 char *fname, *str, *p;
1291
1292 p = str = strdup(input);
1293
1294 strip_blank_front(&str);
1295 strip_blank_end(str);
1296
79591fa9
TK		 1297 /*
1298 * Ignore what we may already have from nrfiles option.
1299 */
214e1eca 1300 if (!td->files_index)
2dc1bbeb 1301 td->o.nr_files = 0;
214e1eca 1302
bcbfeefa 1303 while ((fname = get_next_name(&str)) != NULL) {
214e1eca
JA		 1304 if (!strlen(fname))
1305 break;
5903e7b7 1306 add_file(td, fname, 0, 1);
214e1eca
JA		 1307 }
1308
1309 free(p);
1310 return 0;
1311}
1312
bcbfeefa 1313static int str_directory_cb(void *data, const char fio_unused *unused)
214e1eca 1314{
a609f12a 1315 struct thread_data *td = cb_data_to_td(data);
214e1eca 1316 struct stat sb;
bcbfeefa
CE		 1317 char *dirname, *str, *p;
1318 int ret = 0;
214e1eca 1319
f9633d72
JA		 1320 if (parse_dryrun())
1321 return 0;
1322
bcbfeefa
CE		 1323 p = str = strdup(td->o.directory);
1324 while ((dirname = get_next_name(&str)) != NULL) {
1325 if (lstat(dirname, &sb) < 0) {
1326 ret = errno;
921c766f 1327
bcbfeefa
CE		 1328 log_err("fio: %s is not a directory\n", dirname);
1329 td_verror(td, ret, "lstat");
1330 goto out;
1331 }
1332 if (!S_ISDIR(sb.st_mode)) {
1333 log_err("fio: %s is not a directory\n", dirname);
1334 ret = 1;
1335 goto out;
1336 }
214e1eca
JA		 1337 }
1338
bcbfeefa
CE		 1339out:
1340 free(p);
1341 return ret;
214e1eca
JA		 1342}
1343
1344static int str_opendir_cb(void *data, const char fio_unused *str)
1345{
a609f12a 1346 struct thread_data *td = cb_data_to_td(data);
214e1eca 1347
52c0cea3
JA		 1348 if (parse_dryrun())
1349 return 0;
1350
214e1eca 1351 if (!td->files_index)
2dc1bbeb 1352 td->o.nr_files = 0;
214e1eca 1353
2dc1bbeb 1354 return add_dir_files(td, td->o.opendir);
214e1eca
JA		 1355}
1356
ce35b1ec
JA		 1357static int str_buffer_pattern_cb(void *data, const char *input)
1358{
a609f12a 1359 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA		 1360 int ret;
1361
61b9861d
RP		 1362 /* FIXME: for now buffer pattern does not support formats */
1363 ret = parse_and_fill_pattern(input, strlen(input), td->o.buffer_pattern,
1364 MAX_PATTERN_SIZE, NULL, 0, NULL, NULL);
1365 if (ret < 0)
1366 return 1;
ce35b1ec 1367
61b9861d
RP		 1368 assert(ret != 0);
1369 td->o.buffer_pattern_bytes = ret;
c55fae03
JA		 1370
1371 /*
1372 * If this job is doing any reading or has compression set,
1373 * ensure that we refill buffers for writes or we could be
1374 * invalidating the pattern through reads.
1375 */
1376 if (!td->o.compress_percentage && !td_read(td))
61b9861d 1377 td->o.refill_buffers = 0;
c55fae03
JA		 1378 else
1379 td->o.refill_buffers = 1;
1380
61b9861d
RP		 1381 td->o.scramble_buffers = 0;
1382 td->o.zero_buffers = 0;
efcd9dcc 1383
61b9861d 1384 return 0;
ce35b1ec
JA		 1385}
1386
bedc9dc2
JA		 1387static int str_buffer_compress_cb(void *data, unsigned long long *il)
1388{
a609f12a 1389 struct thread_data *td = cb_data_to_td(data);
bedc9dc2
JA		 1390
1391 td->flags |= TD_F_COMPRESS;
1392 td->o.compress_percentage = *il;
1393 return 0;
1394}
1395
5c94b008
JA		 1396static int str_dedupe_cb(void *data, unsigned long long *il)
1397{
a609f12a 1398 struct thread_data *td = cb_data_to_td(data);
5c94b008
JA		 1399
1400 td->flags |= TD_F_COMPRESS;
1401 td->o.dedupe_percentage = *il;
1402 td->o.refill_buffers = 1;
1403 return 0;
1404}
1405
ce35b1ec
JA		 1406static int str_verify_pattern_cb(void *data, const char *input)
1407{
a609f12a 1408 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA		 1409 int ret;
1410
61b9861d
RP		 1411 td->o.verify_fmt_sz = ARRAY_SIZE(td->o.verify_fmt);
1412 ret = parse_and_fill_pattern(input, strlen(input), td->o.verify_pattern,
4205998f
JA		 1413 MAX_PATTERN_SIZE, fmt_desc, sizeof(fmt_desc),
1414 td->o.verify_fmt, &td->o.verify_fmt_sz);
61b9861d
RP		 1415 if (ret < 0)
1416 return 1;
efcd9dcc 1417
61b9861d
RP		 1418 assert(ret != 0);
1419 td->o.verify_pattern_bytes = ret;
92bf48d5 1420 /*
b638d82f 1421 * VERIFY_* could already be set
92bf48d5 1422 */
61b9861d 1423 if (!fio_option_is_set(&td->o, verify))
92bf48d5 1424 td->o.verify = VERIFY_PATTERN;
efcd9dcc 1425
61b9861d 1426 return 0;
90059d65 1427}
214e1eca 1428
993bf48b
JA		 1429static int str_gtod_reduce_cb(void *data, int *il)
1430{
a609f12a 1431 struct thread_data *td = cb_data_to_td(data);
993bf48b
JA		 1432 int val = *il;
1433
02af0988 1434 td->o.disable_lat = !!val;
993bf48b
JA		 1435 td->o.disable_clat = !!val;
1436 td->o.disable_slat = !!val;
1437 td->o.disable_bw = !!val;
0dc1bc03 1438 td->o.clat_percentiles = !val;
993bf48b 1439 if (val)
8b6a404c 1440 td->ts_cache_mask = 63;
993bf48b
JA		 1441
1442 return 0;
1443}
1444
89978a6b
BW		 1445static int str_offset_cb(void *data, unsigned long long *__val)
1446{
1447 struct thread_data *td = cb_data_to_td(data);
1448 unsigned long long v = *__val;
1449
1450 if (parse_is_percent(v)) {
1451 td->o.start_offset = 0;
1452 td->o.start_offset_percent = -1ULL - v;
872e0415
JA		 1453 dprint(FD_PARSE, "SET start_offset_percent %d\n",
1454 td->o.start_offset_percent);
89978a6b
BW		 1455 } else
1456 td->o.start_offset = v;
1457
1458 return 0;
1459}
1460
7bb59102
JA		 1461static int str_size_cb(void *data, unsigned long long *__val)
1462{
a609f12a 1463 struct thread_data *td = cb_data_to_td(data);
7bb59102
JA		 1464 unsigned long long v = *__val;
1465
1466 if (parse_is_percent(v)) {
1467 td->o.size = 0;
1468 td->o.size_percent = -1ULL - v;
24e4321c
TK		 1469 dprint(FD_PARSE, "SET size_percent %d\n",
1470 td->o.size_percent);
7bb59102
JA		 1471 } else
1472 td->o.size = v;
1473
1474 return 0;
1475}
1476
dded427c
OS		 1477static int str_write_bw_log_cb(void *data, const char *str)
1478{
1479 struct thread_data *td = cb_data_to_td(data);
1480
1481 if (str)
1482 td->o.bw_log_file = strdup(str);
1483
1484 td->o.write_bw_log = 1;
1485 return 0;
1486}
1487
1488static int str_write_lat_log_cb(void *data, const char *str)
1489{
1490 struct thread_data *td = cb_data_to_td(data);
1491
1492 if (str)
1493 td->o.lat_log_file = strdup(str);
1494
1495 td->o.write_lat_log = 1;
1496 return 0;
1497}
1498
1499static int str_write_iops_log_cb(void *data, const char *str)
1500{
1501 struct thread_data *td = cb_data_to_td(data);
1502
1503 if (str)
1504 td->o.iops_log_file = strdup(str);
1505
1506 td->o.write_iops_log = 1;
1507 return 0;
1508}
1509
1510static int str_write_hist_log_cb(void *data, const char *str)
1511{
1512 struct thread_data *td = cb_data_to_td(data);
1513
1514 if (str)
1515 td->o.hist_log_file = strdup(str);
1516
1517 td->o.write_hist_log = 1;
1518 return 0;
1519}
1520
6730b40f
TK		 1521/*
1522 * str is supposed to be a substring of the strdup'd original string,
1523 * and is valid only if it's a regular file path.
1524 * This function keeps the pointer to the path as needed later.
1525 *
1526 * "external:/path/to/so\0" <- original pointer updated with strdup'd
1527 * "external\0" <- above pointer after parsed, i.e. ->ioengine
1528 * "/path/to/so\0" <- str argument, i.e. ->ioengine_so_path
1529 */
1530static int str_ioengine_external_cb(void *data, const char *str)
1531{
1532 struct thread_data *td = cb_data_to_td(data);
1533 struct stat sb;
1534 char *p;
1535
1536 if (!str) {
1537 log_err("fio: null external ioengine path\n");
1538 return 1;
1539 }
1540
1541 p = (char *)str; /* str is mutable */
1542 strip_blank_front(&p);
1543 strip_blank_end(p);
1544
1545 if (stat(p, &sb) || !S_ISREG(sb.st_mode)) {
1546 log_err("fio: invalid external ioengine path \"%s\"\n", p);
1547 return 1;
1548 }
1549
1550 td->o.ioengine_so_path = p;
1551 return 0;
1552}
1553
9109883a 1554static int rw_verify(const struct fio_option *o, void *data)
896cac2a 1555{
a609f12a 1556 struct thread_data *td = cb_data_to_td(data);
896cac2a 1557
d81d0f99
VF		 1558 if (read_only && (td_write(td) || td_trim(td))) {
1559 log_err("fio: job <%s> has write or trim bit set, but"
1560 " fio is in read-only mode\n", td->o.name);
896cac2a
JA		 1561 return 1;
1562 }
1563
1564 return 0;
1565}
1566
9109883a 1567static int gtod_cpu_verify(const struct fio_option *o, void *data)
29d43ff9 1568{
276ca4f7 1569#ifndef FIO_HAVE_CPU_AFFINITY
a609f12a 1570 struct thread_data *td = cb_data_to_td(data);
29d43ff9 1571
29d43ff9
JA		 1572 if (td->o.gtod_cpu) {
1573 log_err("fio: platform must support CPU affinity for"
1574 "gettimeofday() offloading\n");
1575 return 1;
1576 }
1577#endif
1578
1579 return 0;
1580}
1581
214e1eca
JA		 1582/*
1583 * Map of job/command line options
1584 */
9af4a244 1585struct fio_option fio_options[FIO_MAX_OPTS] = {
214e1eca
JA		 1586 {
1587 .name = "description",
e8b0e958 1588 .lname = "Description of job",
214e1eca 1589 .type = FIO_OPT_STR_STORE,
a609f12a 1590 .off1 = offsetof(struct thread_options, description),
214e1eca 1591 .help = "Text job description",
e8b0e958 1592 .category = FIO_OPT_C_GENERAL,
0626037e 1593 .group = FIO_OPT_G_DESC,
214e1eca
JA		 1594 },
1595 {
1596 .name = "name",
e8b0e958 1597 .lname = "Job name",
214e1eca 1598 .type = FIO_OPT_STR_STORE,
a609f12a 1599 .off1 = offsetof(struct thread_options, name),
214e1eca 1600 .help = "Name of this job",
e8b0e958 1601 .category = FIO_OPT_C_GENERAL,
0626037e 1602 .group = FIO_OPT_G_DESC,
214e1eca 1603 },
9cc8cb91
AK		 1604 {
1605 .name = "wait_for",
1606 .lname = "Waitee name",
1607 .type = FIO_OPT_STR_STORE,
a609f12a 1608 .off1 = offsetof(struct thread_options, wait_for),
9cc8cb91
AK		 1609 .help = "Name of the job this one wants to wait for before starting",
1610 .category = FIO_OPT_C_GENERAL,
1611 .group = FIO_OPT_G_DESC,
1612 },
214e1eca
JA		 1613 {
1614 .name = "filename",
e8b0e958 1615 .lname = "Filename(s)",
214e1eca 1616 .type = FIO_OPT_STR_STORE,
a609f12a 1617 .off1 = offsetof(struct thread_options, filename),
214e1eca 1618 .cb = str_filename_cb,
f0d524b0 1619 .prio = -1, /* must come after "directory" */
214e1eca 1620 .help = "File(s) to use for the workload",
e8b0e958 1621 .category = FIO_OPT_C_FILE,
0626037e 1622 .group = FIO_OPT_G_FILENAME,
214e1eca 1623 },
90fef2d1 1624 {
e8b0e958
JA		 1625 .name = "directory",
1626 .lname = "Directory",
1627 .type = FIO_OPT_STR_STORE,
a609f12a 1628 .off1 = offsetof(struct thread_options, directory),
e8b0e958
JA		 1629 .cb = str_directory_cb,
1630 .help = "Directory to store files in",
1631 .category = FIO_OPT_C_FILE,
0626037e 1632 .group = FIO_OPT_G_FILENAME,
90fef2d1 1633 },
de98bd30
JA		 1634 {
1635 .name = "filename_format",
922a5be8 1636 .lname = "Filename Format",
de98bd30 1637 .type = FIO_OPT_STR_STORE,
a609f12a 1638 .off1 = offsetof(struct thread_options, filename_format),
de98bd30
JA		 1639 .prio = -1, /* must come after "directory" */
1640 .help = "Override default $jobname.$jobnum.$filenum naming",
1641 .def = "$jobname.$jobnum.$filenum",
93bb626a
JA		 1642 .category = FIO_OPT_C_FILE,
1643 .group = FIO_OPT_G_FILENAME,
ad705bcb 1644 },
922a5be8
JA		 1645 {
1646 .name = "unique_filename",
1647 .lname = "Unique Filename",
1648 .type = FIO_OPT_BOOL,
a609f12a 1649 .off1 = offsetof(struct thread_options, unique_filename),
922a5be8
JA		 1650 .help = "For network clients, prefix file with source IP",
1651 .def = "1",
1652 .category = FIO_OPT_C_FILE,
1653 .group = FIO_OPT_G_FILENAME,
1654 },
29c1349f
JA		 1655 {
1656 .name = "lockfile",
e8b0e958 1657 .lname = "Lockfile",
4d4e80f2 1658 .type = FIO_OPT_STR,
a609f12a 1659 .off1 = offsetof(struct thread_options, file_lock_mode),
29c1349f 1660 .help = "Lock file when doing IO to it",
bc6a0a5d 1661 .prio = 1,
29c1349f 1662 .parent = "filename",
d71c154c 1663 .hide = 0,
4d4e80f2 1664 .def = "none",
e8b0e958 1665 .category = FIO_OPT_C_FILE,
0626037e 1666 .group = FIO_OPT_G_FILENAME,
4d4e80f2
JA		 1667 .posval = {
1668 { .ival = "none",
1669 .oval = FILE_LOCK_NONE,
1670 .help = "No file locking",
1671 },
1672 { .ival = "exclusive",
1673 .oval = FILE_LOCK_EXCLUSIVE,
1674 .help = "Exclusive file lock",
1675 },
1676 {
1677 .ival = "readwrite",
1678 .oval = FILE_LOCK_READWRITE,
1679 .help = "Read vs write lock",
1680 },
1681 },
29c1349f 1682 },
214e1eca
JA		 1683 {
1684 .name = "opendir",
e8b0e958 1685 .lname = "Open directory",
214e1eca 1686 .type = FIO_OPT_STR_STORE,
a609f12a 1687 .off1 = offsetof(struct thread_options, opendir),
214e1eca
JA		 1688 .cb = str_opendir_cb,
1689 .help = "Recursively add files from this directory and down",
e8b0e958 1690 .category = FIO_OPT_C_FILE,
0626037e 1691 .group = FIO_OPT_G_FILENAME,
214e1eca
JA		 1692 },
1693 {
1694 .name = "rw",
e8b0e958 1695 .lname = "Read/write",
d3aad8f2 1696 .alias = "readwrite",
214e1eca 1697 .type = FIO_OPT_STR,
211097b2 1698 .cb = str_rw_cb,
a609f12a 1699 .off1 = offsetof(struct thread_options, td_ddir),
214e1eca
JA		 1700 .help = "IO direction",
1701 .def = "read",
896cac2a 1702 .verify = rw_verify,
e8b0e958 1703 .category = FIO_OPT_C_IO,
0626037e 1704 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1705 .posval = {
1706 { .ival = "read",
1707 .oval = TD_DDIR_READ,
1708 .help = "Sequential read",
1709 },
1710 { .ival = "write",
1711 .oval = TD_DDIR_WRITE,
1712 .help = "Sequential write",
1713 },
6eaf09d6
SL		 1714 { .ival = "trim",
1715 .oval = TD_DDIR_TRIM,
1716 .help = "Sequential trim",
1717 },
214e1eca
JA		 1718 { .ival = "randread",
1719 .oval = TD_DDIR_RANDREAD,
1720 .help = "Random read",
1721 },
1722 { .ival = "randwrite",
1723 .oval = TD_DDIR_RANDWRITE,
1724 .help = "Random write",
1725 },
6eaf09d6
SL		 1726 { .ival = "randtrim",
1727 .oval = TD_DDIR_RANDTRIM,
1728 .help = "Random trim",
1729 },
214e1eca
JA		 1730 { .ival = "rw",
1731 .oval = TD_DDIR_RW,
1732 .help = "Sequential read and write mix",
1733 },
10b023db
JA		 1734 { .ival = "readwrite",
1735 .oval = TD_DDIR_RW,
1736 .help = "Sequential read and write mix",
1737 },
214e1eca
JA		 1738 { .ival = "randrw",
1739 .oval = TD_DDIR_RANDRW,
1740 .help = "Random read and write mix"
1741 },
82a90686
JA		 1742 { .ival = "trimwrite",
1743 .oval = TD_DDIR_TRIMWRITE,
1744 .help = "Trim and write mix, trims preceding writes"
0e4dd95c 1745 },
214e1eca
JA		 1746 },
1747 },
38dad62d
JA		 1748 {
1749 .name = "rw_sequencer",
e8b0e958 1750 .lname = "RW Sequencer",
38dad62d 1751 .type = FIO_OPT_STR,
a609f12a 1752 .off1 = offsetof(struct thread_options, rw_seq),
38dad62d
JA		 1753 .help = "IO offset generator modifier",
1754 .def = "sequential",
e8b0e958 1755 .category = FIO_OPT_C_IO,
0626037e 1756 .group = FIO_OPT_G_IO_BASIC,
38dad62d
JA		 1757 .posval = {
1758 { .ival = "sequential",
1759 .oval = RW_SEQ_SEQ,
1760 .help = "Generate sequential offsets",
1761 },
1762 { .ival = "identical",
1763 .oval = RW_SEQ_IDENT,
1764 .help = "Generate identical offsets",
1765 },
1766 },
1767 },
1768
214e1eca
JA		 1769 {
1770 .name = "ioengine",
e8b0e958 1771 .lname = "IO Engine",
214e1eca 1772 .type = FIO_OPT_STR_STORE,
a609f12a 1773 .off1 = offsetof(struct thread_options, ioengine),
214e1eca 1774 .help = "IO engine to use",
58483fa4 1775 .def = FIO_PREFERRED_ENGINE,
e8b0e958 1776 .category = FIO_OPT_C_IO,
0626037e 1777 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1778 .posval = {
1779 { .ival = "sync",
1780 .help = "Use read/write",
1781 },
a31041ea 1782 { .ival = "psync",
1783 .help = "Use pread/pwrite",
1784 },
1d2af02a 1785 { .ival = "vsync",
03e20d68 1786 .help = "Use readv/writev",
1d2af02a 1787 },
07fc0acd
JA		 1788#ifdef CONFIG_PWRITEV
1789 { .ival = "pvsync",
1790 .help = "Use preadv/pwritev",
1791 },
1792#endif
6562685f 1793#ifdef FIO_HAVE_PWRITEV2
2cafffbe
JA		 1794 { .ival = "pvsync2",
1795 .help = "Use preadv2/pwritev2",
1796 },
1797#endif
67bf9823 1798#ifdef CONFIG_LIBAIO
214e1eca
JA		 1799 { .ival = "libaio",
1800 .help = "Linux native asynchronous IO",
1801 },
1802#endif
67bf9823 1803#ifdef CONFIG_POSIXAIO
214e1eca
JA		 1804 { .ival = "posixaio",
1805 .help = "POSIX asynchronous IO",
1806 },
417f0068 1807#endif
997843cb 1808#ifdef CONFIG_SOLARISAIO
417f0068
JA		 1809 { .ival = "solarisaio",
1810 .help = "Solaris native asynchronous IO",
1811 },
214e1eca 1812#endif
4700b234 1813#ifdef CONFIG_WINDOWSAIO
03e20d68 1814 { .ival = "windowsaio",
3be80071 1815 .help = "Windows native asynchronous IO"
de890a1e 1816 },
fc5c0345
DG		 1817#endif
1818#ifdef CONFIG_RBD
1819 { .ival = "rbd",
1820 .help = "Rados Block Device asynchronous IO"
1821 },
3be80071 1822#endif
214e1eca 1823 { .ival = "mmap",
03e20d68 1824 .help = "Memory mapped IO"
214e1eca 1825 },
67bf9823 1826#ifdef CONFIG_LINUX_SPLICE
214e1eca
JA		 1827 { .ival = "splice",
1828 .help = "splice/vmsplice based IO",
1829 },
9cce02e8
JA		 1830 { .ival = "netsplice",
1831 .help = "splice/vmsplice to/from the network",
1832 },
214e1eca
JA		 1833#endif
1834#ifdef FIO_HAVE_SGIO
1835 { .ival = "sg",
1836 .help = "SCSI generic v3 IO",
1837 },
1838#endif
1839 { .ival = "null",
1840 .help = "Testing engine (no data transfer)",
1841 },
1842 { .ival = "net",
1843 .help = "Network IO",
1844 },
214e1eca 1845 { .ival = "cpuio",
03e20d68 1846 .help = "CPU cycle burner engine",
214e1eca 1847 },
67bf9823 1848#ifdef CONFIG_GUASI
b8c82a46
JA		 1849 { .ival = "guasi",
1850 .help = "GUASI IO engine",
1851 },
79a43187 1852#endif
67bf9823 1853#ifdef CONFIG_RDMA
21b8aee8 1854 { .ival = "rdma",
1855 .help = "RDMA IO engine",
1856 },
8200b8c7 1857#endif
67bf9823 1858#ifdef CONFIG_FUSION_AW
8200b8c7
JA		 1859 { .ival = "fusion-aw-sync",
1860 .help = "Fusion-io atomic write engine",
1861 },
1ecc95ca 1862#endif
997843cb 1863#ifdef CONFIG_LINUX_EXT4_MOVE_EXTENT
1ecc95ca
JA		 1864 { .ival = "e4defrag",
1865 .help = "ext4 defrag engine",
1866 },
1867#endif
997843cb 1868#ifdef CONFIG_LINUX_FALLOCATE
1ecc95ca
JA		 1869 { .ival = "falloc",
1870 .help = "fallocate() file based engine",
1871 },
b8c82a46 1872#endif
a7c386f4 1873#ifdef CONFIG_GFAPI
1874 { .ival = "gfapi",
cc47f094 1875 .help = "Glusterfs libgfapi(sync) based engine"
1876 },
1877 { .ival = "gfapi_async",
1878 .help = "Glusterfs libgfapi(async) based engine"
a7c386f4 1879 },
1880#endif
1b10477b 1881#ifdef CONFIG_LIBHDFS
b74e419e 1882 { .ival = "libhdfs",
1b10477b
MM		 1883 .help = "Hadoop Distributed Filesystem (HDFS) engine"
1884 },
5c4ef02e
JA		 1885#endif
1886#ifdef CONFIG_PMEMBLK
1887 { .ival = "pmemblk",
363a5f65 1888 .help = "PMDK libpmemblk based IO engine",
5c4ef02e
JA		 1889 },
1890
104ee4de 1891#endif
a40e7a59
GB		 1892#ifdef CONFIG_IME
1893 { .ival = "ime_psync",
1894 .help = "DDN's IME synchronous IO engine",
1895 },
1896 { .ival = "ime_psyncv",
1897 .help = "DDN's IME synchronous IO engine using iovecs",
1898 },
1899 { .ival = "ime_aio",
1900 .help = "DDN's IME asynchronous IO engine",
1901 },
1902#endif
104ee4de
DJ		 1903#ifdef CONFIG_LINUX_DEVDAX
1904 { .ival = "dev-dax",
1905 .help = "DAX Device based IO engine",
1906 },
1b10477b 1907#endif
edc5fa12
JA		 1908 {
1909 .ival = "filecreate",
1910 .help = "File creation engine",
1911 },
214e1eca
JA		 1912 { .ival = "external",
1913 .help = "Load external engine (append name)",
6730b40f 1914 .cb = str_ioengine_external_cb,
214e1eca 1915 },
ae0db592
TI		 1916#ifdef CONFIG_LIBPMEM
1917 { .ival = "libpmem",
363a5f65 1918 .help = "PMDK libpmem based IO engine",
ae0db592
TI		 1919 },
1920#endif
214e1eca
JA		 1921 },
1922 },
1923 {
1924 .name = "iodepth",
e8b0e958 1925 .lname = "IO Depth",
214e1eca 1926 .type = FIO_OPT_INT,
a609f12a 1927 .off1 = offsetof(struct thread_options, iodepth),
03e20d68 1928 .help = "Number of IO buffers to keep in flight",
757aff4f 1929 .minval = 1,
20eb06bd 1930 .interval = 1,
214e1eca 1931 .def = "1",
e8b0e958 1932 .category = FIO_OPT_C_IO,
0626037e 1933 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA		 1934 },
1935 {
1936 .name = "iodepth_batch",
e8b0e958 1937 .lname = "IO Depth batch",
4950421a 1938 .alias = "iodepth_batch_submit",
214e1eca 1939 .type = FIO_OPT_INT,
a609f12a 1940 .off1 = offsetof(struct thread_options, iodepth_batch),
d65db441 1941 .help = "Number of IO buffers to submit in one go",
afdf9352 1942 .parent = "iodepth",
d71c154c 1943 .hide = 1,
20eb06bd 1944 .interval = 1,
a2e6f8ac 1945 .def = "1",
e8b0e958 1946 .category = FIO_OPT_C_IO,
0626037e 1947 .group = FIO_OPT_G_IO_BASIC,
4950421a
JA		 1948 },
1949 {
82407585
RP		 1950 .name = "iodepth_batch_complete_min",
1951 .lname = "Min IO depth batch complete",
1952 .alias = "iodepth_batch_complete",
4950421a 1953 .type = FIO_OPT_INT,
a609f12a 1954 .off1 = offsetof(struct thread_options, iodepth_batch_complete_min),
82407585 1955 .help = "Min number of IO buffers to retrieve in one go",
4950421a 1956 .parent = "iodepth",
d71c154c 1957 .hide = 1,
4950421a 1958 .minval = 0,
20eb06bd 1959 .interval = 1,
4950421a 1960 .def = "1",
e8b0e958 1961 .category = FIO_OPT_C_IO,
0626037e 1962 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1963 },
82407585
RP		 1964 {
1965 .name = "iodepth_batch_complete_max",
1966 .lname = "Max IO depth batch complete",
1967 .type = FIO_OPT_INT,
a609f12a 1968 .off1 = offsetof(struct thread_options, iodepth_batch_complete_max),
82407585
RP		 1969 .help = "Max number of IO buffers to retrieve in one go",
1970 .parent = "iodepth",
1971 .hide = 1,
1972 .minval = 0,
1973 .interval = 1,
1974 .category = FIO_OPT_C_IO,
1975 .group = FIO_OPT_G_IO_BASIC,
1976 },
214e1eca
JA		 1977 {
1978 .name = "iodepth_low",
e8b0e958 1979 .lname = "IO Depth batch low",
214e1eca 1980 .type = FIO_OPT_INT,
a609f12a 1981 .off1 = offsetof(struct thread_options, iodepth_low),
214e1eca 1982 .help = "Low water mark for queuing depth",
afdf9352 1983 .parent = "iodepth",
d71c154c 1984 .hide = 1,
20eb06bd 1985 .interval = 1,
e8b0e958 1986 .category = FIO_OPT_C_IO,
0626037e 1987 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1988 },
997b5680
SW		 1989 {
1990 .name = "serialize_overlap",
1991 .lname = "Serialize overlap",
1992 .off1 = offsetof(struct thread_options, serialize_overlap),
1993 .type = FIO_OPT_BOOL,
1994 .help = "Wait for in-flight IOs that collide to complete",
1995 .parent = "iodepth",
1996 .def = "0",
1997 .category = FIO_OPT_C_IO,
1998 .group = FIO_OPT_G_IO_BASIC,
1999 },
a9da8ab2
JA		 2000 {
2001 .name = "io_submit_mode",
2002 .lname = "IO submit mode",
2003 .type = FIO_OPT_STR,
a609f12a 2004 .off1 = offsetof(struct thread_options, io_submit_mode),
a9da8ab2
JA		 2005 .help = "How IO submissions and completions are done",
2006 .def = "inline",
2007 .category = FIO_OPT_C_IO,
2008 .group = FIO_OPT_G_IO_BASIC,
2009 .posval = {
2010 { .ival = "inline",
2011 .oval = IO_MODE_INLINE,
2012 .help = "Submit and complete IO inline",
2013 },
2014 { .ival = "offload",
2015 .oval = IO_MODE_OFFLOAD,
2016 .help = "Offload submit and complete to threads",
2017 },
2018 },
2019 },
214e1eca
JA		 2020 {
2021 .name = "size",
e8b0e958 2022 .lname = "Size",
214e1eca 2023 .type = FIO_OPT_STR_VAL,
7bb59102 2024 .cb = str_size_cb,
a609f12a 2025 .off1 = offsetof(struct thread_options, size),
214e1eca 2026 .help = "Total size of device or files",
20eb06bd 2027 .interval = 1024 * 1024,
e8b0e958
JA		 2028 .category = FIO_OPT_C_IO,
2029 .group = FIO_OPT_G_INVALID,
214e1eca 2030 },
77731b29 2031 {
a4d3b4db
JA		 2032 .name = "io_size",
2033 .alias = "io_limit",
2034 .lname = "IO Size",
77731b29 2035 .type = FIO_OPT_STR_VAL,
5be9bf09 2036 .off1 = offsetof(struct thread_options, io_size),
1684f7fd 2037 .help = "Total size of I/O to be performed",
77731b29
JA		 2038 .interval = 1024 * 1024,
2039 .category = FIO_OPT_C_IO,
2040 .group = FIO_OPT_G_INVALID,
2041 },
aa31f1f1
SL		 2042 {
2043 .name = "fill_device",
e8b0e958 2044 .lname = "Fill device",
74586c1e 2045 .alias = "fill_fs",
aa31f1f1 2046 .type = FIO_OPT_BOOL,
a609f12a 2047 .off1 = offsetof(struct thread_options, fill_device),
aa31f1f1
SL		 2048 .help = "Write until an ENOSPC error occurs",
2049 .def = "0",
e8b0e958
JA		 2050 .category = FIO_OPT_C_FILE,
2051 .group = FIO_OPT_G_INVALID,
aa31f1f1 2052 },
214e1eca
JA		 2053 {
2054 .name = "filesize",
e8b0e958 2055 .lname = "File size",
214e1eca 2056 .type = FIO_OPT_STR_VAL,
a609f12a
JA		 2057 .off1 = offsetof(struct thread_options, file_size_low),
2058 .off2 = offsetof(struct thread_options, file_size_high),
c3edbdba 2059 .minval = 1,
214e1eca 2060 .help = "Size of individual files",
20eb06bd 2061 .interval = 1024 * 1024,
e8b0e958
JA		 2062 .category = FIO_OPT_C_FILE,
2063 .group = FIO_OPT_G_INVALID,
214e1eca 2064 },
bedc9dc2
JA		 2065 {
2066 .name = "file_append",
2067 .lname = "File append",
2068 .type = FIO_OPT_BOOL,
a609f12a 2069 .off1 = offsetof(struct thread_options, file_append),
bedc9dc2
JA		 2070 .help = "IO will start at the end of the file(s)",
2071 .def = "0",
2072 .category = FIO_OPT_C_FILE,
2073 .group = FIO_OPT_G_INVALID,
2074 },
67a1000f
JA		 2075 {
2076 .name = "offset",
e8b0e958 2077 .lname = "IO offset",
67a1000f
JA		 2078 .alias = "fileoffset",
2079 .type = FIO_OPT_STR_VAL,
89978a6b 2080 .cb = str_offset_cb,
a609f12a 2081 .off1 = offsetof(struct thread_options, start_offset),
67a1000f
JA		 2082 .help = "Start IO from this offset",
2083 .def = "0",
20eb06bd 2084 .interval = 1024 * 1024,
e8b0e958
JA		 2085 .category = FIO_OPT_C_IO,
2086 .group = FIO_OPT_G_INVALID,
67a1000f 2087 },
83c8b093
JF		 2088 {
2089 .name = "offset_align",
2090 .lname = "IO offset alignment",
2091 .type = FIO_OPT_INT,
2092 .off1 = offsetof(struct thread_options, start_offset_align),
2093 .help = "Start IO from this offset alignment",
2094 .def = "0",
2095 .interval = 512,
2096 .category = FIO_OPT_C_IO,
2097 .group = FIO_OPT_G_INVALID,
2098 },
2d7cd868
JA		 2099 {
2100 .name = "offset_increment",
e8b0e958 2101 .lname = "IO offset increment",
2d7cd868 2102 .type = FIO_OPT_STR_VAL,
a609f12a 2103 .off1 = offsetof(struct thread_options, offset_increment),
2d7cd868
JA		 2104 .help = "What is the increment from one offset to the next",
2105 .parent = "offset",
d71c154c 2106 .hide = 1,
2d7cd868 2107 .def = "0",
20eb06bd 2108 .interval = 1024 * 1024,
e8b0e958
JA		 2109 .category = FIO_OPT_C_IO,
2110 .group = FIO_OPT_G_INVALID,
2d7cd868 2111 },
ddf24e42
JA		 2112 {
2113 .name = "number_ios",
2114 .lname = "Number of IOs to perform",
2115 .type = FIO_OPT_STR_VAL,
a609f12a 2116 .off1 = offsetof(struct thread_options, number_ios),
be3fec7d 2117 .help = "Force job completion after this number of IOs",
ddf24e42
JA		 2118 .def = "0",
2119 .category = FIO_OPT_C_IO,
2120 .group = FIO_OPT_G_INVALID,
2121 },
214e1eca
JA		 2122 {
2123 .name = "bs",
e8b0e958 2124 .lname = "Block size",
d3aad8f2 2125 .alias = "blocksize",
5fff9543 2126 .type = FIO_OPT_ULL,
a609f12a
JA		 2127 .off1 = offsetof(struct thread_options, bs[DDIR_READ]),
2128 .off2 = offsetof(struct thread_options, bs[DDIR_WRITE]),
2129 .off3 = offsetof(struct thread_options, bs[DDIR_TRIM]),
c3edbdba 2130 .minval = 1,
214e1eca 2131 .help = "Block size unit",
2b9136a3 2132 .def = "4096",
67a1000f 2133 .parent = "rw",
d71c154c 2134 .hide = 1,
20eb06bd 2135 .interval = 512,
e8b0e958
JA		 2136 .category = FIO_OPT_C_IO,
2137 .group = FIO_OPT_G_INVALID,
214e1eca 2138 },
2b7a01d0
JA		 2139 {
2140 .name = "ba",
e8b0e958 2141 .lname = "Block size align",
2b7a01d0 2142 .alias = "blockalign",
5fff9543 2143 .type = FIO_OPT_ULL,
a609f12a
JA		 2144 .off1 = offsetof(struct thread_options, ba[DDIR_READ]),
2145 .off2 = offsetof(struct thread_options, ba[DDIR_WRITE]),
2146 .off3 = offsetof(struct thread_options, ba[DDIR_TRIM]),
2b7a01d0
JA		 2147 .minval = 1,
2148 .help = "IO block offset alignment",
2149 .parent = "rw",
d71c154c 2150 .hide = 1,
20eb06bd 2151 .interval = 512,
e8b0e958
JA		 2152 .category = FIO_OPT_C_IO,
2153 .group = FIO_OPT_G_INVALID,
2b7a01d0 2154 },
214e1eca
JA		 2155 {
2156 .name = "bsrange",
e8b0e958 2157 .lname = "Block size range",
d3aad8f2 2158 .alias = "blocksize_range",
214e1eca 2159 .type = FIO_OPT_RANGE,
a609f12a
JA		 2160 .off1 = offsetof(struct thread_options, min_bs[DDIR_READ]),
2161 .off2 = offsetof(struct thread_options, max_bs[DDIR_READ]),
2162 .off3 = offsetof(struct thread_options, min_bs[DDIR_WRITE]),
2163 .off4 = offsetof(struct thread_options, max_bs[DDIR_WRITE]),
2164 .off5 = offsetof(struct thread_options, min_bs[DDIR_TRIM]),
2165 .off6 = offsetof(struct thread_options, max_bs[DDIR_TRIM]),
c3edbdba 2166 .minval = 1,
214e1eca 2167 .help = "Set block size range (in more detail than bs)",
67a1000f 2168 .parent = "rw",
d71c154c 2169 .hide = 1,
20eb06bd 2170 .interval = 4096,
e8b0e958
JA		 2171 .category = FIO_OPT_C_IO,
2172 .group = FIO_OPT_G_INVALID,
214e1eca 2173 },
564ca972
JA		 2174 {
2175 .name = "bssplit",
e8b0e958 2176 .lname = "Block size split",
5fff9543 2177 .type = FIO_OPT_STR_ULL,
564ca972 2178 .cb = str_bssplit_cb,
a609f12a 2179 .off1 = offsetof(struct thread_options, bssplit),
564ca972
JA		 2180 .help = "Set a specific mix of block sizes",
2181 .parent = "rw",
d71c154c 2182 .hide = 1,
e8b0e958
JA		 2183 .category = FIO_OPT_C_IO,
2184 .group = FIO_OPT_G_INVALID,
564ca972 2185 },
214e1eca
JA		 2186 {
2187 .name = "bs_unaligned",
e8b0e958 2188 .lname = "Block size unaligned",
d3aad8f2 2189 .alias = "blocksize_unaligned",
214e1eca 2190 .type = FIO_OPT_STR_SET,
a609f12a 2191 .off1 = offsetof(struct thread_options, bs_unaligned),
214e1eca 2192 .help = "Don't sector align IO buffer sizes",
67a1000f 2193 .parent = "rw",
d71c154c 2194 .hide = 1,
e8b0e958
JA		 2195 .category = FIO_OPT_C_IO,
2196 .group = FIO_OPT_G_INVALID,
214e1eca 2197 },
6aca9b3d
JA		 2198 {
2199 .name = "bs_is_seq_rand",
2200 .lname = "Block size division is seq/random (not read/write)",
2201 .type = FIO_OPT_BOOL,
a609f12a 2202 .off1 = offsetof(struct thread_options, bs_is_seq_rand),
86d59660 2203 .help = "Consider any blocksize setting to be sequential,random",
6aca9b3d
JA		 2204 .def = "0",
2205 .parent = "blocksize",
2206 .category = FIO_OPT_C_IO,
2207 .group = FIO_OPT_G_INVALID,
2208 },
214e1eca
JA		 2209 {
2210 .name = "randrepeat",
e8b0e958 2211 .lname = "Random repeatable",
214e1eca 2212 .type = FIO_OPT_BOOL,
a609f12a 2213 .off1 = offsetof(struct thread_options, rand_repeatable),
214e1eca
JA		 2214 .help = "Use repeatable random IO pattern",
2215 .def = "1",
67a1000f 2216 .parent = "rw",
d71c154c 2217 .hide = 1,
e8b0e958 2218 .category = FIO_OPT_C_IO,
3ceb458f 2219 .group = FIO_OPT_G_RANDOM,
214e1eca 2220 },
04778baf
JA		 2221 {
2222 .name = "randseed",
2223 .lname = "The random generator seed",
363cffa7 2224 .type = FIO_OPT_STR_VAL,
a609f12a 2225 .off1 = offsetof(struct thread_options, rand_seed),
04778baf 2226 .help = "Set the random generator seed value",
40fe5e7b 2227 .def = "0x89",
04778baf
JA		 2228 .parent = "rw",
2229 .category = FIO_OPT_C_IO,
2230 .group = FIO_OPT_G_RANDOM,
2231 },
2615cc4b
JA		 2232 {
2233 .name = "use_os_rand",
e8b0e958 2234 .lname = "Use OS random",
54a21917 2235 .type = FIO_OPT_DEPRECATED,
a609f12a 2236 .off1 = offsetof(struct thread_options, dep_use_os_rand),
e8b0e958 2237 .category = FIO_OPT_C_IO,
3ceb458f 2238 .group = FIO_OPT_G_RANDOM,
2615cc4b 2239 },
214e1eca
JA		 2240 {
2241 .name = "norandommap",
e8b0e958 2242 .lname = "No randommap",
214e1eca 2243 .type = FIO_OPT_STR_SET,
a609f12a 2244 .off1 = offsetof(struct thread_options, norandommap),
214e1eca 2245 .help = "Accept potential duplicate random blocks",
67a1000f 2246 .parent = "rw",
d71c154c 2247 .hide = 1,
b2452a43 2248 .hide_on_set = 1,
e8b0e958 2249 .category = FIO_OPT_C_IO,
3ceb458f 2250 .group = FIO_OPT_G_RANDOM,
214e1eca 2251 },
2b386d25
JA		 2252 {
2253 .name = "softrandommap",
e8b0e958 2254 .lname = "Soft randommap",
2b386d25 2255 .type = FIO_OPT_BOOL,
a609f12a 2256 .off1 = offsetof(struct thread_options, softrandommap),
f66ab3c8 2257 .help = "Set norandommap if randommap allocation fails",
2b386d25 2258 .parent = "norandommap",
d71c154c 2259 .hide = 1,
2b386d25 2260 .def = "0",
e8b0e958 2261 .category = FIO_OPT_C_IO,
3ceb458f 2262 .group = FIO_OPT_G_RANDOM,
2b386d25 2263 },
8055e41d
JA		 2264 {
2265 .name = "random_generator",
cce2fdfe 2266 .lname = "Random Generator",
8055e41d 2267 .type = FIO_OPT_STR,
a609f12a 2268 .off1 = offsetof(struct thread_options, random_generator),
8055e41d
JA		 2269 .help = "Type of random number generator to use",
2270 .def = "tausworthe",
2271 .posval = {
2272 { .ival = "tausworthe",
2273 .oval = FIO_RAND_GEN_TAUSWORTHE,
2274 .help = "Strong Tausworthe generator",
2275 },
2276 { .ival = "lfsr",
2277 .oval = FIO_RAND_GEN_LFSR,
2278 .help = "Variable length LFSR",
2279 },
c3546b53
JA		 2280 {
2281 .ival = "tausworthe64",
2282 .oval = FIO_RAND_GEN_TAUSWORTHE64,
2283 .help = "64-bit Tausworthe variant",
2284 },
8055e41d 2285 },
48107598
JA		 2286 .category = FIO_OPT_C_IO,
2287 .group = FIO_OPT_G_RANDOM,
8055e41d 2288 },
e25839d4
JA		 2289 {
2290 .name = "random_distribution",
cce2fdfe 2291 .lname = "Random Distribution",
e25839d4 2292 .type = FIO_OPT_STR,
a609f12a 2293 .off1 = offsetof(struct thread_options, random_distribution),
e25839d4
JA		 2294 .cb = str_random_distribution_cb,
2295 .help = "Random offset distribution generator",
2296 .def = "random",
2297 .posval = {
2298 { .ival = "random",
2299 .oval = FIO_RAND_DIST_RANDOM,
2300 .help = "Completely random",
2301 },
2302 { .ival = "zipf",
2303 .oval = FIO_RAND_DIST_ZIPF,
2304 .help = "Zipf distribution",
2305 },
925fee33
JA		 2306 { .ival = "pareto",
2307 .oval = FIO_RAND_DIST_PARETO,
2308 .help = "Pareto distribution",
2309 },
56d9fa4b
JA		 2310 { .ival = "normal",
2311 .oval = FIO_RAND_DIST_GAUSS,
ba2b3b07 2312 .help = "Normal (Gaussian) distribution",
56d9fa4b 2313 },
e0a04ac1
JA		 2314 { .ival = "zoned",
2315 .oval = FIO_RAND_DIST_ZONED,
2316 .help = "Zoned random distribution",
2317 },
59466396
JA		 2318 { .ival = "zoned_abs",
2319 .oval = FIO_RAND_DIST_ZONED_ABS,
2320 .help = "Zoned absolute random distribution",
2321 },
e25839d4 2322 },
48107598
JA		 2323 .category = FIO_OPT_C_IO,
2324 .group = FIO_OPT_G_RANDOM,
e25839d4 2325 },
211c9b89
JA		 2326 {
2327 .name = "percentage_random",
2328 .lname = "Percentage Random",
2329 .type = FIO_OPT_INT,
a609f12a
JA		 2330 .off1 = offsetof(struct thread_options, perc_rand[DDIR_READ]),
2331 .off2 = offsetof(struct thread_options, perc_rand[DDIR_WRITE]),
2332 .off3 = offsetof(struct thread_options, perc_rand[DDIR_TRIM]),
211c9b89
JA		 2333 .maxval = 100,
2334 .help = "Percentage of seq/random mix that should be random",
d9472271 2335 .def = "100,100,100",
211c9b89
JA		 2336 .interval = 5,
2337 .inverse = "percentage_sequential",
2338 .category = FIO_OPT_C_IO,
2339 .group = FIO_OPT_G_RANDOM,
2340 },
2341 {
2342 .name = "percentage_sequential",
2343 .lname = "Percentage Sequential",
d9472271 2344 .type = FIO_OPT_DEPRECATED,
211c9b89
JA		 2345 .category = FIO_OPT_C_IO,
2346 .group = FIO_OPT_G_RANDOM,
2347 },
56e2a5fc
CE		 2348 {
2349 .name = "allrandrepeat",
cce2fdfe 2350 .lname = "All Random Repeat",
56e2a5fc 2351 .type = FIO_OPT_BOOL,
a609f12a 2352 .off1 = offsetof(struct thread_options, allrand_repeatable),
56e2a5fc
CE		 2353 .help = "Use repeatable random numbers for everything",
2354 .def = "0",
a869d9c6
JA		 2355 .category = FIO_OPT_C_IO,
2356 .group = FIO_OPT_G_RANDOM,
56e2a5fc 2357 },
214e1eca
JA		 2358 {
2359 .name = "nrfiles",
e8b0e958 2360 .lname = "Number of files",
d7c8be03 2361 .alias = "nr_files",
214e1eca 2362 .type = FIO_OPT_INT,
a609f12a 2363 .off1 = offsetof(struct thread_options, nr_files),
214e1eca
JA		 2364 .help = "Split job workload between this number of files",
2365 .def = "1",
20eb06bd 2366 .interval = 1,
e8b0e958
JA		 2367 .category = FIO_OPT_C_FILE,
2368 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2369 },
2370 {
2371 .name = "openfiles",
e8b0e958 2372 .lname = "Number of open files",
214e1eca 2373 .type = FIO_OPT_INT,
a609f12a 2374 .off1 = offsetof(struct thread_options, open_files),
214e1eca 2375 .help = "Number of files to keep open at the same time",
e8b0e958
JA		 2376 .category = FIO_OPT_C_FILE,
2377 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2378 },
2379 {
2380 .name = "file_service_type",
e8b0e958 2381 .lname = "File service type",
214e1eca
JA		 2382 .type = FIO_OPT_STR,
2383 .cb = str_fst_cb,
a609f12a 2384 .off1 = offsetof(struct thread_options, file_service_type),
214e1eca
JA		 2385 .help = "How to select which file to service next",
2386 .def = "roundrobin",
e8b0e958
JA		 2387 .category = FIO_OPT_C_FILE,
2388 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2389 .posval = {
2390 { .ival = "random",
2391 .oval = FIO_FSERVICE_RANDOM,
8c07860d
JA		 2392 .help = "Choose a file at random (uniform)",
2393 },
2394 { .ival = "zipf",
2395 .oval = FIO_FSERVICE_ZIPF,
2396 .help = "Zipf randomized",
2397 },
2398 { .ival = "pareto",
2399 .oval = FIO_FSERVICE_PARETO,
2400 .help = "Pareto randomized",
2401 },
dd3503d3
SW		 2402 { .ival = "normal",
2403 .oval = FIO_FSERVICE_GAUSS,
2404 .help = "Normal (Gaussian) randomized",
2405 },
8c07860d
JA		 2406 { .ival = "gauss",
2407 .oval = FIO_FSERVICE_GAUSS,
dd3503d3 2408 .help = "Alias for normal",
214e1eca
JA		 2409 },
2410 { .ival = "roundrobin",
2411 .oval = FIO_FSERVICE_RR,
2412 .help = "Round robin select files",
2413 },
a086c257
JA		 2414 { .ival = "sequential",
2415 .oval = FIO_FSERVICE_SEQ,
2416 .help = "Finish one file before moving to the next",
2417 },
214e1eca 2418 },
67a1000f 2419 .parent = "nrfiles",
d71c154c 2420 .hide = 1,
67a1000f 2421 },
cbbdf1c8 2422#ifdef FIO_HAVE_ANY_FALLOCATE
7bc8c2cf
JA		 2423 {
2424 .name = "fallocate",
e8b0e958 2425 .lname = "Fallocate",
a596f047 2426 .type = FIO_OPT_STR,
a609f12a 2427 .off1 = offsetof(struct thread_options, fallocate_mode),
a596f047 2428 .help = "Whether pre-allocation is performed when laying out files",
2c3e17be 2429 .def = "native",
e8b0e958
JA		 2430 .category = FIO_OPT_C_FILE,
2431 .group = FIO_OPT_G_INVALID,
a596f047
EG		 2432 .posval = {
2433 { .ival = "none",
2434 .oval = FIO_FALLOCATE_NONE,
2435 .help = "Do not pre-allocate space",
2436 },
2c3e17be
SW		 2437 { .ival = "native",
2438 .oval = FIO_FALLOCATE_NATIVE,
2439 .help = "Use native pre-allocation if possible",
2440 },
2441#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2442 { .ival = "posix",
2443 .oval = FIO_FALLOCATE_POSIX,
2444 .help = "Use posix_fallocate()",
2445 },
2c3e17be 2446#endif
97ac992c 2447#ifdef CONFIG_LINUX_FALLOCATE
a596f047
EG		 2448 { .ival = "keep",
2449 .oval = FIO_FALLOCATE_KEEP_SIZE,
2450 .help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)",
2451 },
7bc8c2cf 2452#endif
a596f047
EG		 2453 /* Compatibility with former boolean values */
2454 { .ival = "0",
2455 .oval = FIO_FALLOCATE_NONE,
2456 .help = "Alias for 'none'",
2457 },
2c3e17be 2458#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG		 2459 { .ival = "1",
2460 .oval = FIO_FALLOCATE_POSIX,
2461 .help = "Alias for 'posix'",
2462 },
2c3e17be 2463#endif
a596f047
EG		 2464 },
2465 },
cbbdf1c8 2466#else /* FIO_HAVE_ANY_FALLOCATE */
a275c37a
JA		 2467 {
2468 .name = "fallocate",
2469 .lname = "Fallocate",
2470 .type = FIO_OPT_UNSUPPORTED,
2471 .help = "Your platform does not support fallocate",
2472 },
cbbdf1c8 2473#endif /* FIO_HAVE_ANY_FALLOCATE */
67a1000f
JA		 2474 {
2475 .name = "fadvise_hint",
e8b0e958 2476 .lname = "Fadvise hint",
ecb2083d 2477 .type = FIO_OPT_STR,
a609f12a 2478 .off1 = offsetof(struct thread_options, fadvise_hint),
ecb2083d
JA		 2479 .posval = {
2480 { .ival = "0",
2481 .oval = F_ADV_NONE,
c712c97a 2482 .help = "Don't issue fadvise/madvise",
ecb2083d
JA		 2483 },
2484 { .ival = "1",
2485 .oval = F_ADV_TYPE,
2486 .help = "Advise using fio IO pattern",
2487 },
2488 { .ival = "random",
2489 .oval = F_ADV_RANDOM,
2490 .help = "Advise using FADV_RANDOM",
2491 },
2492 { .ival = "sequential",
2493 .oval = F_ADV_SEQUENTIAL,
2494 .help = "Advise using FADV_SEQUENTIAL",
2495 },
2496 },
67a1000f
JA		 2497 .help = "Use fadvise() to advise the kernel on IO pattern",
2498 .def = "1",
e8b0e958
JA		 2499 .category = FIO_OPT_C_FILE,
2500 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2501 },
2502 {
2503 .name = "fsync",
e8b0e958 2504 .lname = "Fsync",
214e1eca 2505 .type = FIO_OPT_INT,
a609f12a 2506 .off1 = offsetof(struct thread_options, fsync_blocks),
214e1eca
JA		 2507 .help = "Issue fsync for writes every given number of blocks",
2508 .def = "0",
20eb06bd 2509 .interval = 1,
e8b0e958
JA		 2510 .category = FIO_OPT_C_FILE,
2511 .group = FIO_OPT_G_INVALID,
214e1eca 2512 },
5f9099ea
JA		 2513 {
2514 .name = "fdatasync",
e8b0e958 2515 .lname = "Fdatasync",
5f9099ea 2516 .type = FIO_OPT_INT,
a609f12a 2517 .off1 = offsetof(struct thread_options, fdatasync_blocks),
5f9099ea
JA		 2518 .help = "Issue fdatasync for writes every given number of blocks",
2519 .def = "0",
20eb06bd 2520 .interval = 1,
e8b0e958
JA		 2521 .category = FIO_OPT_C_FILE,
2522 .group = FIO_OPT_G_INVALID,
5f9099ea 2523 },
1ef2b6be
JA		 2524 {
2525 .name = "write_barrier",
e8b0e958 2526 .lname = "Write barrier",
1ef2b6be 2527 .type = FIO_OPT_INT,
a609f12a 2528 .off1 = offsetof(struct thread_options, barrier_blocks),
1ef2b6be
JA		 2529 .help = "Make every Nth write a barrier write",
2530 .def = "0",
20eb06bd 2531 .interval = 1,
e8b0e958
JA		 2532 .category = FIO_OPT_C_IO,
2533 .group = FIO_OPT_G_INVALID,
1ef2b6be 2534 },
67bf9823 2535#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA		 2536 {
2537 .name = "sync_file_range",
e8b0e958 2538 .lname = "Sync file range",
44f29692
JA		 2539 .posval = {
2540 { .ival = "wait_before",
2541 .oval = SYNC_FILE_RANGE_WAIT_BEFORE,
2542 .help = "SYNC_FILE_RANGE_WAIT_BEFORE",
ebadc0ce 2543 .orval = 1,
44f29692
JA		 2544 },
2545 { .ival = "write",
2546 .oval = SYNC_FILE_RANGE_WRITE,
2547 .help = "SYNC_FILE_RANGE_WRITE",
ebadc0ce 2548 .orval = 1,
44f29692
JA		 2549 },
2550 {
2551 .ival = "wait_after",
2552 .oval = SYNC_FILE_RANGE_WAIT_AFTER,
2553 .help = "SYNC_FILE_RANGE_WAIT_AFTER",
ebadc0ce 2554 .orval = 1,
44f29692
JA		 2555 },
2556 },
3843deb3 2557 .type = FIO_OPT_STR_MULTI,
44f29692 2558 .cb = str_sfr_cb,
a609f12a 2559 .off1 = offsetof(struct thread_options, sync_file_range),
44f29692 2560 .help = "Use sync_file_range()",
e8b0e958
JA		 2561 .category = FIO_OPT_C_FILE,
2562 .group = FIO_OPT_G_INVALID,
44f29692 2563 },
a275c37a 2564#else
54d0a315 2565 {
a275c37a
JA		 2566 .name = "sync_file_range",
2567 .lname = "Sync file range",
2568 .type = FIO_OPT_UNSUPPORTED,
2569 .help = "Your platform does not support sync_file_range",
2570 },
44f29692 2571#endif
214e1eca
JA		 2572 {
2573 .name = "direct",
e8b0e958 2574 .lname = "Direct I/O",
214e1eca 2575 .type = FIO_OPT_BOOL,
a609f12a 2576 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2577 .help = "Use O_DIRECT IO (negates buffered)",
2578 .def = "0",
a01a1bc5 2579 .inverse = "buffered",
e8b0e958 2580 .category = FIO_OPT_C_IO,
3ceb458f 2581 .group = FIO_OPT_G_IO_TYPE,
214e1eca 2582 },
d01612f3
CM		 2583 {
2584 .name = "atomic",
2585 .lname = "Atomic I/O",
2586 .type = FIO_OPT_BOOL,
a609f12a 2587 .off1 = offsetof(struct thread_options, oatomic),
d01612f3
CM		 2588 .help = "Use Atomic IO with O_DIRECT (implies O_DIRECT)",
2589 .def = "0",
2590 .category = FIO_OPT_C_IO,
2591 .group = FIO_OPT_G_IO_TYPE,
2592 },
214e1eca
JA		 2593 {
2594 .name = "buffered",
e8b0e958 2595 .lname = "Buffered I/O",
214e1eca 2596 .type = FIO_OPT_BOOL,
a609f12a 2597 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA		 2598 .neg = 1,
2599 .help = "Use buffered IO (negates direct)",
2600 .def = "1",
a01a1bc5 2601 .inverse = "direct",
e8b0e958 2602 .category = FIO_OPT_C_IO,
3ceb458f 2603 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 2604 },
2605 {
2606 .name = "overwrite",
e8b0e958 2607 .lname = "Overwrite",
214e1eca 2608 .type = FIO_OPT_BOOL,
a609f12a 2609 .off1 = offsetof(struct thread_options, overwrite),
214e1eca
JA		 2610 .help = "When writing, set whether to overwrite current data",
2611 .def = "0",
e8b0e958
JA		 2612 .category = FIO_OPT_C_FILE,
2613 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2614 },
2615 {
2616 .name = "loops",
e8b0e958 2617 .lname = "Loops",
214e1eca 2618 .type = FIO_OPT_INT,
a609f12a 2619 .off1 = offsetof(struct thread_options, loops),
214e1eca
JA		 2620 .help = "Number of times to run the job",
2621 .def = "1",
20eb06bd 2622 .interval = 1,
e8b0e958 2623 .category = FIO_OPT_C_GENERAL,
a1f6afec 2624 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2625 },
2626 {
2627 .name = "numjobs",
e8b0e958 2628 .lname = "Number of jobs",
214e1eca 2629 .type = FIO_OPT_INT,
a609f12a 2630 .off1 = offsetof(struct thread_options, numjobs),
214e1eca
JA		 2631 .help = "Duplicate this job this many times",
2632 .def = "1",
20eb06bd 2633 .interval = 1,
e8b0e958 2634 .category = FIO_OPT_C_GENERAL,
a1f6afec 2635 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2636 },
2637 {
2638 .name = "startdelay",
e8b0e958 2639 .lname = "Start delay",
a5737c93 2640 .type = FIO_OPT_STR_VAL_TIME,
a609f12a
JA		 2641 .off1 = offsetof(struct thread_options, start_delay),
2642 .off2 = offsetof(struct thread_options, start_delay_high),
214e1eca
JA		 2643 .help = "Only start job when this period has passed",
2644 .def = "0",
0de5b26f 2645 .is_seconds = 1,
88038bc7 2646 .is_time = 1,
e8b0e958 2647 .category = FIO_OPT_C_GENERAL,
a1f6afec 2648 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA		 2649 },
2650 {
2651 .name = "runtime",
e8b0e958 2652 .lname = "Runtime",
214e1eca
JA		 2653 .alias = "timeout",
2654 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2655 .off1 = offsetof(struct thread_options, timeout),
214e1eca
JA		 2656 .help = "Stop workload when this amount of time has passed",
2657 .def = "0",
0de5b26f 2658 .is_seconds = 1,
88038bc7 2659 .is_time = 1,
e8b0e958 2660 .category = FIO_OPT_C_GENERAL,
a1f6afec 2661 .group = FIO_OPT_G_RUNTIME,
214e1eca 2662 },
cf4464ca
JA		 2663 {
2664 .name = "time_based",
e8b0e958 2665 .lname = "Time based",
cf4464ca 2666 .type = FIO_OPT_STR_SET,
a609f12a 2667 .off1 = offsetof(struct thread_options, time_based),
cf4464ca 2668 .help = "Keep running until runtime/timeout is met",
e8b0e958 2669 .category = FIO_OPT_C_GENERAL,
a1f6afec 2670 .group = FIO_OPT_G_RUNTIME,
cf4464ca 2671 },
62167762
JC		 2672 {
2673 .name = "verify_only",
2674 .lname = "Verify only",
2675 .type = FIO_OPT_STR_SET,
a609f12a 2676 .off1 = offsetof(struct thread_options, verify_only),
62167762
JC		 2677 .help = "Verifies previously written data is still valid",
2678 .category = FIO_OPT_C_GENERAL,
2679 .group = FIO_OPT_G_RUNTIME,
2680 },
721938ae
JA		 2681 {
2682 .name = "ramp_time",
e8b0e958 2683 .lname = "Ramp time",
721938ae 2684 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2685 .off1 = offsetof(struct thread_options, ramp_time),
721938ae 2686 .help = "Ramp up time before measuring performance",
0de5b26f 2687 .is_seconds = 1,
88038bc7 2688 .is_time = 1,
e8b0e958 2689 .category = FIO_OPT_C_GENERAL,
a1f6afec 2690 .group = FIO_OPT_G_RUNTIME,
721938ae 2691 },
c223da83
JA		 2692 {
2693 .name = "clocksource",
e8b0e958 2694 .lname = "Clock source",
c223da83
JA		 2695 .type = FIO_OPT_STR,
2696 .cb = fio_clock_source_cb,
a609f12a 2697 .off1 = offsetof(struct thread_options, clocksource),
c223da83 2698 .help = "What type of timing source to use",
e8b0e958 2699 .category = FIO_OPT_C_GENERAL,
10860056 2700 .group = FIO_OPT_G_CLOCK,
c223da83 2701 .posval = {
67bf9823 2702#ifdef CONFIG_GETTIMEOFDAY
c223da83
JA		 2703 { .ival = "gettimeofday",
2704 .oval = CS_GTOD,
2705 .help = "Use gettimeofday(2) for timing",
2706 },
67bf9823
JA		 2707#endif
2708#ifdef CONFIG_CLOCK_GETTIME
c223da83
JA		 2709 { .ival = "clock_gettime",
2710 .oval = CS_CGETTIME,
2711 .help = "Use clock_gettime(2) for timing",
2712 },
67bf9823 2713#endif
c223da83
JA		 2714#ifdef ARCH_HAVE_CPU_CLOCK
2715 { .ival = "cpu",
2716 .oval = CS_CPUCLOCK,
2717 .help = "Use CPU private clock",
2718 },
2719#endif
2720 },
2721 },
214e1eca
JA		 2722 {
2723 .name = "mem",
d3aad8f2 2724 .alias = "iomem",
e8b0e958 2725 .lname = "I/O Memory",
214e1eca
JA		 2726 .type = FIO_OPT_STR,
2727 .cb = str_mem_cb,
a609f12a 2728 .off1 = offsetof(struct thread_options, mem_type),
214e1eca
JA		 2729 .help = "Backing type for IO buffers",
2730 .def = "malloc",
e8b0e958
JA		 2731 .category = FIO_OPT_C_IO,
2732 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 2733 .posval = {
2734 { .ival = "malloc",
2735 .oval = MEM_MALLOC,
2736 .help = "Use malloc(3) for IO buffers",
2737 },
c8931876 2738#ifndef CONFIG_NO_SHM
37c8cdfe
JA		 2739 { .ival = "shm",
2740 .oval = MEM_SHM,
2741 .help = "Use shared memory segments for IO buffers",
2742 },
214e1eca
JA		 2743#ifdef FIO_HAVE_HUGETLB
2744 { .ival = "shmhuge",
2745 .oval = MEM_SHMHUGE,
2746 .help = "Like shm, but use huge pages",
2747 },
c8931876 2748#endif
b370e46a 2749#endif
37c8cdfe
JA		 2750 { .ival = "mmap",
2751 .oval = MEM_MMAP,
2752 .help = "Use mmap(2) (file or anon) for IO buffers",
2753 },
217b0f1d
LG		 2754 { .ival = "mmapshared",
2755 .oval = MEM_MMAPSHARED,
2756 .help = "Like mmap, but use the shared flag",
2757 },
214e1eca
JA		 2758#ifdef FIO_HAVE_HUGETLB
2759 { .ival = "mmaphuge",
2760 .oval = MEM_MMAPHUGE,
2761 .help = "Like mmap, but use huge pages",
2762 },
03553853
YR		 2763#endif
2764#ifdef CONFIG_CUDA
2765 { .ival = "cudamalloc",
2766 .oval = MEM_CUDA_MALLOC,
2767 .help = "Allocate GPU device memory for GPUDirect RDMA",
2768 },
214e1eca
JA		 2769#endif
2770 },
2771 },
d529ee19
JA		 2772 {
2773 .name = "iomem_align",
2774 .alias = "mem_align",
e8b0e958 2775 .lname = "I/O memory alignment",
d529ee19 2776 .type = FIO_OPT_INT,
a609f12a 2777 .off1 = offsetof(struct thread_options, mem_align),
d529ee19
JA		 2778 .minval = 0,
2779 .help = "IO memory buffer offset alignment",
2780 .def = "0",
2781 .parent = "iomem",
d71c154c 2782 .hide = 1,
e8b0e958
JA		 2783 .category = FIO_OPT_C_IO,
2784 .group = FIO_OPT_G_INVALID,
d529ee19 2785 },
214e1eca
JA		 2786 {
2787 .name = "verify",
e8b0e958 2788 .lname = "Verify",
214e1eca 2789 .type = FIO_OPT_STR,
a609f12a 2790 .off1 = offsetof(struct thread_options, verify),
214e1eca
JA		 2791 .help = "Verify data written",
2792 .def = "0",
e8b0e958 2793 .category = FIO_OPT_C_IO,
3ceb458f 2794 .group = FIO_OPT_G_VERIFY,
214e1eca
JA		 2795 .posval = {
2796 { .ival = "0",
2797 .oval = VERIFY_NONE,
2798 .help = "Don't do IO verification",
2799 },
fcca4b58
JA		 2800 { .ival = "md5",
2801 .oval = VERIFY_MD5,
2802 .help = "Use md5 checksums for verification",
2803 },
d77a7af3
JA		 2804 { .ival = "crc64",
2805 .oval = VERIFY_CRC64,
2806 .help = "Use crc64 checksums for verification",
2807 },
214e1eca
JA		 2808 { .ival = "crc32",
2809 .oval = VERIFY_CRC32,
2810 .help = "Use crc32 checksums for verification",
2811 },
af497e6a 2812 { .ival = "crc32c-intel",
e3aaafc4
JA		 2813 .oval = VERIFY_CRC32C,
2814 .help = "Use crc32c checksums for verification (hw assisted, if available)",
af497e6a 2815 },
bac39e0e
JA		 2816 { .ival = "crc32c",
2817 .oval = VERIFY_CRC32C,
e3aaafc4 2818 .help = "Use crc32c checksums for verification (hw assisted, if available)",
bac39e0e 2819 },
969f7ed3
JA		 2820 { .ival = "crc16",
2821 .oval = VERIFY_CRC16,
2822 .help = "Use crc16 checksums for verification",
2823 },
1e154bdb
JA		 2824 { .ival = "crc7",
2825 .oval = VERIFY_CRC7,
2826 .help = "Use crc7 checksums for verification",
2827 },
7c353ceb
JA		 2828 { .ival = "sha1",
2829 .oval = VERIFY_SHA1,
2830 .help = "Use sha1 checksums for verification",
2831 },
cd14cc10
JA		 2832 { .ival = "sha256",
2833 .oval = VERIFY_SHA256,
2834 .help = "Use sha256 checksums for verification",
2835 },
2836 { .ival = "sha512",
2837 .oval = VERIFY_SHA512,
2838 .help = "Use sha512 checksums for verification",
ae3a5acc
JA		 2839 },
2840 { .ival = "sha3-224",
2841 .oval = VERIFY_SHA3_224,
2842 .help = "Use sha3-224 checksums for verification",
2843 },
2844 { .ival = "sha3-256",
2845 .oval = VERIFY_SHA3_256,
2846 .help = "Use sha3-256 checksums for verification",
2847 },
2848 { .ival = "sha3-384",
2849 .oval = VERIFY_SHA3_384,
2850 .help = "Use sha3-384 checksums for verification",
2851 },
2852 { .ival = "sha3-512",
2853 .oval = VERIFY_SHA3_512,
2854 .help = "Use sha3-512 checksums for verification",
cd14cc10 2855 },
844ea602
JA		 2856 { .ival = "xxhash",
2857 .oval = VERIFY_XXHASH,
2858 .help = "Use xxhash checksums for verification",
2859 },
b638d82f
RP		 2860 /* Meta information was included into verify_header,
2861 * 'meta' verification is implied by default. */
7437ee87 2862 { .ival = "meta",
b638d82f
RP		 2863 .oval = VERIFY_HDR_ONLY,
2864 .help = "Use io information for verification. "
2865 "Now is implied by default, thus option is obsolete, "
2866 "don't use it",
7437ee87 2867 },
59245381
JA		 2868 { .ival = "pattern",
2869 .oval = VERIFY_PATTERN_NO_HDR,
2870 .help = "Verify strict pattern",
2871 },
36690c9b
JA		 2872 {
2873 .ival = "null",
2874 .oval = VERIFY_NULL,
2875 .help = "Pretend to verify",
2876 },
214e1eca
JA		 2877 },
2878 },
005c565a
JA		 2879 {
2880 .name = "do_verify",
e8b0e958 2881 .lname = "Perform verify step",
68e1f29a 2882 .type = FIO_OPT_BOOL,
a609f12a 2883 .off1 = offsetof(struct thread_options, do_verify),
005c565a
JA		 2884 .help = "Run verification stage after write",
2885 .def = "1",
2886 .parent = "verify",
d71c154c 2887 .hide = 1,
e8b0e958
JA		 2888 .category = FIO_OPT_C_IO,
2889 .group = FIO_OPT_G_VERIFY,
005c565a 2890 },
160b966d
JA		 2891 {
2892 .name = "verifysort",
e8b0e958 2893 .lname = "Verify sort",
f31feaa2 2894 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA		 2895 .category = FIO_OPT_C_IO,
2896 .group = FIO_OPT_G_VERIFY,
160b966d 2897 },
1ae83d45
JA		 2898 {
2899 .name = "verifysort_nr",
cce2fdfe 2900 .lname = "Verify Sort Nr",
f31feaa2 2901 .type = FIO_OPT_SOFT_DEPRECATED,
836fcc0f
JA		 2902 .category = FIO_OPT_C_IO,
2903 .group = FIO_OPT_G_VERIFY,
1ae83d45 2904 },
3f9f4e26 2905 {
a59e170d 2906 .name = "verify_interval",
e8b0e958 2907 .lname = "Verify interval",
e01b22b8 2908 .type = FIO_OPT_INT,
a609f12a 2909 .off1 = offsetof(struct thread_options, verify_interval),
819a9680 2910 .minval = 2 * sizeof(struct verify_header),
a59e170d 2911 .help = "Store verify buffer header every N bytes",
afdf9352 2912 .parent = "verify",
d71c154c 2913 .hide = 1,
20eb06bd 2914 .interval = 2 * sizeof(struct verify_header),
e8b0e958
JA		 2915 .category = FIO_OPT_C_IO,
2916 .group = FIO_OPT_G_VERIFY,
3f9f4e26 2917 },
546a9142 2918 {
a59e170d 2919 .name = "verify_offset",
e8b0e958 2920 .lname = "Verify offset",
e01b22b8 2921 .type = FIO_OPT_INT,
a59e170d 2922 .help = "Offset verify header location by N bytes",
a609f12a 2923 .off1 = offsetof(struct thread_options, verify_offset),
203160d5 2924 .minval = sizeof(struct verify_header),
afdf9352 2925 .parent = "verify",
d71c154c 2926 .hide = 1,
e8b0e958
JA		 2927 .category = FIO_OPT_C_IO,
2928 .group = FIO_OPT_G_VERIFY,
546a9142 2929 },
e28218f3
SL		 2930 {
2931 .name = "verify_pattern",
e8b0e958 2932 .lname = "Verify pattern",
0e92f873 2933 .type = FIO_OPT_STR,
e28218f3 2934 .cb = str_verify_pattern_cb,
a609f12a 2935 .off1 = offsetof(struct thread_options, verify_pattern),
e28218f3
SL		 2936 .help = "Fill pattern for IO buffers",
2937 .parent = "verify",
d71c154c 2938 .hide = 1,
e8b0e958
JA		 2939 .category = FIO_OPT_C_IO,
2940 .group = FIO_OPT_G_VERIFY,
e28218f3 2941 },
a12a3b4d
JA		 2942 {
2943 .name = "verify_fatal",
e8b0e958 2944 .lname = "Verify fatal",
68e1f29a 2945 .type = FIO_OPT_BOOL,
a609f12a 2946 .off1 = offsetof(struct thread_options, verify_fatal),
a12a3b4d
JA		 2947 .def = "0",
2948 .help = "Exit on a single verify failure, don't continue",
2949 .parent = "verify",
d71c154c 2950 .hide = 1,
e8b0e958
JA		 2951 .category = FIO_OPT_C_IO,
2952 .group = FIO_OPT_G_VERIFY,
a12a3b4d 2953 },
b463e936
JA		 2954 {
2955 .name = "verify_dump",
e8b0e958 2956 .lname = "Verify dump",
b463e936 2957 .type = FIO_OPT_BOOL,
a609f12a 2958 .off1 = offsetof(struct thread_options, verify_dump),
ef71e317 2959 .def = "0",
b463e936
JA		 2960 .help = "Dump contents of good and bad blocks on failure",
2961 .parent = "verify",
d71c154c 2962 .hide = 1,
e8b0e958
JA		 2963 .category = FIO_OPT_C_IO,
2964 .group = FIO_OPT_G_VERIFY,
b463e936 2965 },
e8462bd8
JA		 2966 {
2967 .name = "verify_async",
e8b0e958 2968 .lname = "Verify asynchronously",
e8462bd8 2969 .type = FIO_OPT_INT,
a609f12a 2970 .off1 = offsetof(struct thread_options, verify_async),
e8462bd8
JA		 2971 .def = "0",
2972 .help = "Number of async verifier threads to use",
2973 .parent = "verify",
d71c154c 2974 .hide = 1,
e8b0e958
JA		 2975 .category = FIO_OPT_C_IO,
2976 .group = FIO_OPT_G_VERIFY,
e8462bd8 2977 },
9e144189
JA		 2978 {
2979 .name = "verify_backlog",
e8b0e958 2980 .lname = "Verify backlog",
9e144189 2981 .type = FIO_OPT_STR_VAL,
a609f12a 2982 .off1 = offsetof(struct thread_options, verify_backlog),
9e144189
JA		 2983 .help = "Verify after this number of blocks are written",
2984 .parent = "verify",
d71c154c 2985 .hide = 1,
e8b0e958
JA		 2986 .category = FIO_OPT_C_IO,
2987 .group = FIO_OPT_G_VERIFY,
9e144189
JA		 2988 },
2989 {
2990 .name = "verify_backlog_batch",
e8b0e958 2991 .lname = "Verify backlog batch",
9e144189 2992 .type = FIO_OPT_INT,
a609f12a 2993 .off1 = offsetof(struct thread_options, verify_batch),
9e144189 2994 .help = "Verify this number of IO blocks",
0d29de83 2995 .parent = "verify",
d71c154c 2996 .hide = 1,
e8b0e958
JA		 2997 .category = FIO_OPT_C_IO,
2998 .group = FIO_OPT_G_VERIFY,
9e144189 2999 },
e8462bd8
JA		 3000#ifdef FIO_HAVE_CPU_AFFINITY
3001 {
3002 .name = "verify_async_cpus",
e8b0e958 3003 .lname = "Async verify CPUs",
e8462bd8
JA		 3004 .type = FIO_OPT_STR,
3005 .cb = str_verify_cpus_allowed_cb,
a609f12a 3006 .off1 = offsetof(struct thread_options, verify_cpumask),
e8462bd8
JA		 3007 .help = "Set CPUs allowed for async verify threads",
3008 .parent = "verify_async",
d71c154c 3009 .hide = 1,
e8b0e958
JA		 3010 .category = FIO_OPT_C_IO,
3011 .group = FIO_OPT_G_VERIFY,
e8462bd8 3012 },
a275c37a
JA		 3013#else
3014 {
3015 .name = "verify_async_cpus",
3016 .lname = "Async verify CPUs",
3017 .type = FIO_OPT_UNSUPPORTED,
54d0a315 3018 .help = "Your platform does not support CPU affinities",
a275c37a 3019 },
0d29de83 3020#endif
51aa2da8
JA		 3021 {
3022 .name = "experimental_verify",
cce2fdfe 3023 .lname = "Experimental Verify",
a609f12a 3024 .off1 = offsetof(struct thread_options, experimental_verify),
51aa2da8 3025 .type = FIO_OPT_BOOL,
b31eaac9 3026 .help = "Enable experimental verification",
ca09be4b
JA		 3027 .parent = "verify",
3028 .category = FIO_OPT_C_IO,
3029 .group = FIO_OPT_G_VERIFY,
3030 },
3031 {
3032 .name = "verify_state_load",
3033 .lname = "Load verify state",
a609f12a 3034 .off1 = offsetof(struct thread_options, verify_state),
ca09be4b
JA		 3035 .type = FIO_OPT_BOOL,
3036 .help = "Load verify termination state",
3037 .parent = "verify",
3038 .category = FIO_OPT_C_IO,
3039 .group = FIO_OPT_G_VERIFY,
3040 },
3041 {
3042 .name = "verify_state_save",
3043 .lname = "Save verify state",
a609f12a 3044 .off1 = offsetof(struct thread_options, verify_state_save),
ca09be4b
JA		 3045 .type = FIO_OPT_BOOL,
3046 .def = "1",
3047 .help = "Save verify state on termination",
3048 .parent = "verify",
836fcc0f
JA		 3049 .category = FIO_OPT_C_IO,
3050 .group = FIO_OPT_G_VERIFY,
51aa2da8 3051 },
0d29de83
JA		 3052#ifdef FIO_HAVE_TRIM
3053 {
3054 .name = "trim_percentage",
e8b0e958 3055 .lname = "Trim percentage",
0d29de83 3056 .type = FIO_OPT_INT,
a609f12a 3057 .off1 = offsetof(struct thread_options, trim_percentage),
20eb06bd 3058 .minval = 0,
0d29de83 3059 .maxval = 100,
169c098d 3060 .help = "Number of verify blocks to trim (i.e., discard)",
0d29de83
JA		 3061 .parent = "verify",
3062 .def = "0",
20eb06bd 3063 .interval = 1,
d71c154c 3064 .hide = 1,
e8b0e958
JA		 3065 .category = FIO_OPT_C_IO,
3066 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3067 },
3068 {
3069 .name = "trim_verify_zero",
e8b0e958 3070 .lname = "Verify trim zero",
20eb06bd 3071 .type = FIO_OPT_BOOL,
169c098d 3072 .help = "Verify that trimmed (i.e., discarded) blocks are returned as zeroes",
a609f12a 3073 .off1 = offsetof(struct thread_options, trim_zero),
0d29de83 3074 .parent = "trim_percentage",
d71c154c 3075 .hide = 1,
0d29de83 3076 .def = "1",
e8b0e958
JA		 3077 .category = FIO_OPT_C_IO,
3078 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3079 },
3080 {
3081 .name = "trim_backlog",
e8b0e958 3082 .lname = "Trim backlog",
0d29de83 3083 .type = FIO_OPT_STR_VAL,
a609f12a 3084 .off1 = offsetof(struct thread_options, trim_backlog),
0d29de83
JA		 3085 .help = "Trim after this number of blocks are written",
3086 .parent = "trim_percentage",
d71c154c 3087 .hide = 1,
20eb06bd 3088 .interval = 1,
e8b0e958
JA		 3089 .category = FIO_OPT_C_IO,
3090 .group = FIO_OPT_G_TRIM,
0d29de83
JA		 3091 },
3092 {
3093 .name = "trim_backlog_batch",
e8b0e958 3094 .lname = "Trim backlog batch",
0d29de83 3095 .type = FIO_OPT_INT,
a609f12a 3096 .off1 = offsetof(struct thread_options, trim_batch),
0d29de83
JA		 3097 .help = "Trim this number of IO blocks",
3098 .parent = "trim_percentage",
d71c154c 3099 .hide = 1,
20eb06bd 3100 .interval = 1,
e8b0e958
JA		 3101 .category = FIO_OPT_C_IO,
3102 .group = FIO_OPT_G_TRIM,
0d29de83 3103 },
a275c37a
JA		 3104#else
3105 {
3106 .name = "trim_percentage",
3107 .lname = "Trim percentage",
3108 .type = FIO_OPT_UNSUPPORTED,
3109 .help = "Fio does not support TRIM on your platform",
3110 },
3111 {
3112 .name = "trim_verify_zero",
3113 .lname = "Verify trim zero",
3114 .type = FIO_OPT_UNSUPPORTED,
3115 .help = "Fio does not support TRIM on your platform",
3116 },
3117 {
3118 .name = "trim_backlog",
3119 .lname = "Trim backlog",
3120 .type = FIO_OPT_UNSUPPORTED,
3121 .help = "Fio does not support TRIM on your platform",
3122 },
3123 {
3124 .name = "trim_backlog_batch",
3125 .lname = "Trim backlog batch",
3126 .type = FIO_OPT_UNSUPPORTED,
3127 .help = "Fio does not support TRIM on your platform",
3128 },
e8462bd8 3129#endif
214e1eca
JA		 3130 {
3131 .name = "write_iolog",
e8b0e958 3132 .lname = "Write I/O log",
214e1eca 3133 .type = FIO_OPT_STR_STORE,
a609f12a 3134 .off1 = offsetof(struct thread_options, write_iolog_file),
214e1eca 3135 .help = "Store IO pattern to file",
e8b0e958
JA		 3136 .category = FIO_OPT_C_IO,
3137 .group = FIO_OPT_G_IOLOG,
214e1eca
JA		 3138 },
3139 {
3140 .name = "read_iolog",
e8b0e958 3141 .lname = "Read I/O log",
214e1eca 3142 .type = FIO_OPT_STR_STORE,
a609f12a 3143 .off1 = offsetof(struct thread_options, read_iolog_file),
214e1eca 3144 .help = "Playback IO pattern from file",
e8b0e958
JA		 3145 .category = FIO_OPT_C_IO,
3146 .group = FIO_OPT_G_IOLOG,
214e1eca 3147 },
98e7161c
AK		 3148 {
3149 .name = "read_iolog_chunked",
3150 .lname = "Read I/O log in parts",
3151 .type = FIO_OPT_BOOL,
3152 .off1 = offsetof(struct thread_options, read_iolog_chunked),
3153 .def = "0",
3154 .parent = "read_iolog",
3155 .help = "Parse IO pattern in chunks",
3156 .category = FIO_OPT_C_IO,
3157 .group = FIO_OPT_G_IOLOG,
3158 },
64bbb865
DN		 3159 {
3160 .name = "replay_no_stall",
e8b0e958 3161 .lname = "Don't stall on replay",
20eb06bd 3162 .type = FIO_OPT_BOOL,
a609f12a 3163 .off1 = offsetof(struct thread_options, no_stall),
64bbb865 3164 .def = "0",
87e7a972 3165 .parent = "read_iolog",
d71c154c 3166 .hide = 1,
64bbb865 3167 .help = "Playback IO pattern file as fast as possible without stalls",
e8b0e958
JA		 3168 .category = FIO_OPT_C_IO,
3169 .group = FIO_OPT_G_IOLOG,
64bbb865 3170 },
d1c46c04
DN		 3171 {
3172 .name = "replay_redirect",
e8b0e958 3173 .lname = "Redirect device for replay",
d1c46c04 3174 .type = FIO_OPT_STR_STORE,
a609f12a 3175 .off1 = offsetof(struct thread_options, replay_redirect),
d1c46c04 3176 .parent = "read_iolog",
d71c154c 3177 .hide = 1,
d1c46c04 3178 .help = "Replay all I/O onto this device, regardless of trace device",
e8b0e958
JA		 3179 .category = FIO_OPT_C_IO,
3180 .group = FIO_OPT_G_IOLOG,
d1c46c04 3181 },
0c63576e
JA		 3182 {
3183 .name = "replay_scale",
3184 .lname = "Replace offset scale factor",
3185 .type = FIO_OPT_INT,
a609f12a 3186 .off1 = offsetof(struct thread_options, replay_scale),
0c63576e
JA		 3187 .parent = "read_iolog",
3188 .def = "1",
3189 .help = "Align offsets to this blocksize",
3190 .category = FIO_OPT_C_IO,
3191 .group = FIO_OPT_G_IOLOG,
3192 },
3193 {
3194 .name = "replay_align",
3195 .lname = "Replace alignment",
3196 .type = FIO_OPT_INT,
a609f12a 3197 .off1 = offsetof(struct thread_options, replay_align),
0c63576e
JA		 3198 .parent = "read_iolog",
3199 .help = "Scale offset down by this factor",
3200 .category = FIO_OPT_C_IO,
3201 .group = FIO_OPT_G_IOLOG,
3202 .pow2 = 1,
3203 },
6dd7fa77
JA		 3204 {
3205 .name = "replay_time_scale",
3206 .lname = "Replay Time Scale",
3207 .type = FIO_OPT_INT,
3208 .off1 = offsetof(struct thread_options, replay_time_scale),
3209 .def = "100",
3210 .minval = 1,
3211 .parent = "read_iolog",
3212 .hide = 1,
3213 .help = "Scale time for replay events",
3214 .category = FIO_OPT_C_IO,
3215 .group = FIO_OPT_G_IOLOG,
3216 },
d7235efb
JA		 3217 {
3218 .name = "replay_skip",
3219 .lname = "Replay Skip",
3220 .type = FIO_OPT_STR,
3221 .cb = str_replay_skip_cb,
3222 .off1 = offsetof(struct thread_options, replay_skip),
3223 .parent = "read_iolog",
3224 .help = "Skip certain IO types (read,write,trim,flush)",
3225 .category = FIO_OPT_C_IO,
3226 .group = FIO_OPT_G_IOLOG,
3227 },
214e1eca
JA		 3228 {
3229 .name = "exec_prerun",
e8b0e958 3230 .lname = "Pre-execute runnable",
214e1eca 3231 .type = FIO_OPT_STR_STORE,
a609f12a 3232 .off1 = offsetof(struct thread_options, exec_prerun),
214e1eca 3233 .help = "Execute this file prior to running job",
e8b0e958
JA		 3234 .category = FIO_OPT_C_GENERAL,
3235 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3236 },
3237 {
3238 .name = "exec_postrun",
e8b0e958 3239 .lname = "Post-execute runnable",
214e1eca 3240 .type = FIO_OPT_STR_STORE,
a609f12a 3241 .off1 = offsetof(struct thread_options, exec_postrun),
214e1eca 3242 .help = "Execute this file after running job",
e8b0e958
JA		 3243 .category = FIO_OPT_C_GENERAL,
3244 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3245 },
3246#ifdef FIO_HAVE_IOSCHED_SWITCH
3247 {
3248 .name = "ioscheduler",
e8b0e958 3249 .lname = "I/O scheduler",
214e1eca 3250 .type = FIO_OPT_STR_STORE,
a609f12a 3251 .off1 = offsetof(struct thread_options, ioscheduler),
214e1eca 3252 .help = "Use this IO scheduler on the backing device",
e8b0e958
JA		 3253 .category = FIO_OPT_C_FILE,
3254 .group = FIO_OPT_G_INVALID,
214e1eca 3255 },
a275c37a
JA		 3256#else
3257 {
3258 .name = "ioscheduler",
3259 .lname = "I/O scheduler",
3260 .type = FIO_OPT_UNSUPPORTED,
3261 .help = "Your platform does not support IO scheduler switching",
3262 },
214e1eca
JA		 3263#endif
3264 {
3265 .name = "zonesize",
e8b0e958 3266 .lname = "Zone size",
214e1eca 3267 .type = FIO_OPT_STR_VAL,
a609f12a 3268 .off1 = offsetof(struct thread_options, zone_size),
ed335855
SN		 3269 .help = "Amount of data to read per zone",
3270 .def = "0",
20eb06bd 3271 .interval = 1024 * 1024,
e8b0e958
JA		 3272 .category = FIO_OPT_C_IO,
3273 .group = FIO_OPT_G_ZONE,
ed335855
SN		 3274 },
3275 {
3276 .name = "zonerange",
e8b0e958 3277 .lname = "Zone range",
ed335855 3278 .type = FIO_OPT_STR_VAL,
a609f12a 3279 .off1 = offsetof(struct thread_options, zone_range),
214e1eca
JA		 3280 .help = "Give size of an IO zone",
3281 .def = "0",
20eb06bd 3282 .interval = 1024 * 1024,
e8b0e958
JA		 3283 .category = FIO_OPT_C_IO,
3284 .group = FIO_OPT_G_ZONE,
214e1eca
JA		 3285 },
3286 {
3287 .name = "zoneskip",
e8b0e958 3288 .lname = "Zone skip",
214e1eca 3289 .type = FIO_OPT_STR_VAL,
a609f12a 3290 .off1 = offsetof(struct thread_options, zone_skip),
214e1eca
JA		 3291 .help = "Space between IO zones",
3292 .def = "0",
20eb06bd 3293 .interval = 1024 * 1024,
e8b0e958
JA		 3294 .category = FIO_OPT_C_IO,
3295 .group = FIO_OPT_G_ZONE,
214e1eca
JA		 3296 },
3297 {
3298 .name = "lockmem",
e8b0e958 3299 .lname = "Lock memory",
214e1eca 3300 .type = FIO_OPT_STR_VAL,
a609f12a 3301 .off1 = offsetof(struct thread_options, lockmem),
81c6b6cd 3302 .help = "Lock down this amount of memory (per worker)",
214e1eca 3303 .def = "0",
20eb06bd 3304 .interval = 1024 * 1024,
e8b0e958
JA		 3305 .category = FIO_OPT_C_GENERAL,
3306 .group = FIO_OPT_G_INVALID,
214e1eca 3307 },
214e1eca
JA		 3308 {
3309 .name = "rwmixread",
e8b0e958 3310 .lname = "Read/write mix read",
214e1eca 3311 .type = FIO_OPT_INT,
cb499fc4 3312 .cb = str_rwmix_read_cb,
a609f12a 3313 .off1 = offsetof(struct thread_options, rwmix[DDIR_READ]),
214e1eca
JA		 3314 .maxval = 100,
3315 .help = "Percentage of mixed workload that is reads",
3316 .def = "50",
20eb06bd 3317 .interval = 5,
90265353 3318 .inverse = "rwmixwrite",
e8b0e958
JA		 3319 .category = FIO_OPT_C_IO,
3320 .group = FIO_OPT_G_RWMIX,
214e1eca
JA		 3321 },
3322 {
3323 .name = "rwmixwrite",
e8b0e958 3324 .lname = "Read/write mix write",
214e1eca 3325 .type = FIO_OPT_INT,
cb499fc4 3326 .cb = str_rwmix_write_cb,
a609f12a 3327 .off1 = offsetof(struct thread_options, rwmix[DDIR_WRITE]),
214e1eca
JA		 3328 .maxval = 100,
3329 .help = "Percentage of mixed workload that is writes",
3330 .def = "50",
20eb06bd 3331 .interval = 5,
90265353 3332 .inverse = "rwmixread",
e8b0e958
JA		 3333 .category = FIO_OPT_C_IO,
3334 .group = FIO_OPT_G_RWMIX,
214e1eca 3335 },
afdf9352
JA		 3336 {
3337 .name = "rwmixcycle",
e8b0e958 3338 .lname = "Read/write mix cycle",
15ca150e 3339 .type = FIO_OPT_DEPRECATED,
e8b0e958
JA		 3340 .category = FIO_OPT_C_IO,
3341 .group = FIO_OPT_G_RWMIX,
afdf9352 3342 },
214e1eca
JA		 3343 {
3344 .name = "nice",
e8b0e958 3345 .lname = "Nice",
214e1eca 3346 .type = FIO_OPT_INT,
a609f12a 3347 .off1 = offsetof(struct thread_options, nice),
214e1eca 3348 .help = "Set job CPU nice value",
11fd6aa8
RC		 3349 .minval = -20,
3350 .maxval = 19,
214e1eca 3351 .def = "0",
20eb06bd 3352 .interval = 1,
e8b0e958 3353 .category = FIO_OPT_C_GENERAL,
10860056 3354 .group = FIO_OPT_G_CRED,
214e1eca
JA		 3355 },
3356#ifdef FIO_HAVE_IOPRIO
3357 {
3358 .name = "prio",
e8b0e958 3359 .lname = "I/O nice priority",
214e1eca 3360 .type = FIO_OPT_INT,
a609f12a 3361 .off1 = offsetof(struct thread_options, ioprio),
214e1eca 3362 .help = "Set job IO priority value",
1767bd34
TK		 3363 .minval = IOPRIO_MIN_PRIO,
3364 .maxval = IOPRIO_MAX_PRIO,
20eb06bd 3365 .interval = 1,
e8b0e958 3366 .category = FIO_OPT_C_GENERAL,
10860056 3367 .group = FIO_OPT_G_CRED,
214e1eca 3368 },
32ef447a
TK		 3369#else
3370 {
3371 .name = "prio",
3372 .lname = "I/O nice priority",
3373 .type = FIO_OPT_UNSUPPORTED,
3374 .help = "Your platform does not support IO priorities",
3375 },
3376#endif
3377#ifdef FIO_HAVE_IOPRIO_CLASS
3378#ifndef FIO_HAVE_IOPRIO
3379#error "FIO_HAVE_IOPRIO_CLASS requires FIO_HAVE_IOPRIO"
3380#endif
214e1eca
JA		 3381 {
3382 .name = "prioclass",
e8b0e958 3383 .lname = "I/O nice priority class",
214e1eca 3384 .type = FIO_OPT_INT,
a609f12a 3385 .off1 = offsetof(struct thread_options, ioprio_class),
214e1eca 3386 .help = "Set job IO priority class",
1767bd34
TK		 3387 .minval = IOPRIO_MIN_PRIO_CLASS,
3388 .maxval = IOPRIO_MAX_PRIO_CLASS,
20eb06bd 3389 .interval = 1,
e8b0e958 3390 .category = FIO_OPT_C_GENERAL,
10860056 3391 .group = FIO_OPT_G_CRED,
214e1eca 3392 },
a275c37a 3393#else
a275c37a
JA		 3394 {
3395 .name = "prioclass",
3396 .lname = "I/O nice priority class",
3397 .type = FIO_OPT_UNSUPPORTED,
32ef447a 3398 .help = "Your platform does not support IO priority classes",
a275c37a 3399 },
214e1eca
JA		 3400#endif
3401 {
3402 .name = "thinktime",
e8b0e958 3403 .lname = "Thinktime",
214e1eca 3404 .type = FIO_OPT_INT,
a609f12a 3405 .off1 = offsetof(struct thread_options, thinktime),
214e1eca
JA		 3406 .help = "Idle time between IO buffers (usec)",
3407 .def = "0",
88038bc7 3408 .is_time = 1,
e8b0e958 3409 .category = FIO_OPT_C_IO,
3ceb458f 3410 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3411 },
3412 {
3413 .name = "thinktime_spin",
e8b0e958 3414 .lname = "Thinktime spin",
214e1eca 3415 .type = FIO_OPT_INT,
a609f12a 3416 .off1 = offsetof(struct thread_options, thinktime_spin),
214e1eca
JA		 3417 .help = "Start think time by spinning this amount (usec)",
3418 .def = "0",
88038bc7 3419 .is_time = 1,
afdf9352 3420 .parent = "thinktime",
d71c154c 3421 .hide = 1,
e8b0e958 3422 .category = FIO_OPT_C_IO,
3ceb458f 3423 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3424 },
3425 {
3426 .name = "thinktime_blocks",
e8b0e958 3427 .lname = "Thinktime blocks",
214e1eca 3428 .type = FIO_OPT_INT,
a609f12a 3429 .off1 = offsetof(struct thread_options, thinktime_blocks),
214e1eca
JA		 3430 .help = "IO buffer period between 'thinktime'",
3431 .def = "1",
afdf9352 3432 .parent = "thinktime",
d71c154c 3433 .hide = 1,
e8b0e958 3434 .category = FIO_OPT_C_IO,
3ceb458f 3435 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA		 3436 },
3437 {
3438 .name = "rate",
e8b0e958 3439 .lname = "I/O rate",
e01b22b8 3440 .type = FIO_OPT_INT,
a609f12a
JA		 3441 .off1 = offsetof(struct thread_options, rate[DDIR_READ]),
3442 .off2 = offsetof(struct thread_options, rate[DDIR_WRITE]),
3443 .off3 = offsetof(struct thread_options, rate[DDIR_TRIM]),
214e1eca 3444 .help = "Set bandwidth rate",
e8b0e958
JA		 3445 .category = FIO_OPT_C_IO,
3446 .group = FIO_OPT_G_RATE,
214e1eca
JA		 3447 },
3448 {
6d428bcd
JA		 3449 .name = "rate_min",
3450 .alias = "ratemin",
e8b0e958 3451 .lname = "I/O min rate",
e01b22b8 3452 .type = FIO_OPT_INT,
a609f12a
JA		 3453 .off1 = offsetof(struct thread_options, ratemin[DDIR_READ]),
3454 .off2 = offsetof(struct thread_options, ratemin[DDIR_WRITE]),
3455 .off3 = offsetof(struct thread_options, ratemin[DDIR_TRIM]),
4e991c23 3456 .help = "Job must meet this rate or it will be shutdown",
afdf9352 3457 .parent = "rate",
d71c154c 3458 .hide = 1,
e8b0e958
JA		 3459 .category = FIO_OPT_C_IO,
3460 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3461 },
3462 {
3463 .name = "rate_iops",
e8b0e958 3464 .lname = "I/O rate IOPS",
e01b22b8 3465 .type = FIO_OPT_INT,
a609f12a
JA		 3466 .off1 = offsetof(struct thread_options, rate_iops[DDIR_READ]),
3467 .off2 = offsetof(struct thread_options, rate_iops[DDIR_WRITE]),
3468 .off3 = offsetof(struct thread_options, rate_iops[DDIR_TRIM]),
4e991c23 3469 .help = "Limit IO used to this number of IO operations/sec",
d71c154c 3470 .hide = 1,
e8b0e958
JA		 3471 .category = FIO_OPT_C_IO,
3472 .group = FIO_OPT_G_RATE,
4e991c23
JA		 3473 },
3474 {
3475 .name = "rate_iops_min",
e8b0e958 3476 .lname = "I/O min rate IOPS",
e01b22b8 3477 .type = FIO_OPT_INT,
a609f12a
JA		 3478 .off1 = offsetof(struct thread_options, rate_iops_min[DDIR_READ]),
3479 .off2 = offsetof(struct thread_options, rate_iops_min[DDIR_WRITE]),
3480 .off3 = offsetof(struct thread_options, rate_iops_min[DDIR_TRIM]),
03e20d68 3481 .help = "Job must meet this rate or it will be shut down",
afdf9352 3482 .parent = "rate_iops",
d71c154c 3483 .hide = 1,
e8b0e958
JA		 3484 .category = FIO_OPT_C_IO,
3485 .group = FIO_OPT_G_RATE,
214e1eca 3486 },
ff6bb260 3487 {
6de65959
JA		 3488 .name = "rate_process",
3489 .lname = "Rate Process",
3490 .type = FIO_OPT_STR,
a609f12a 3491 .off1 = offsetof(struct thread_options, rate_process),
6de65959
JA		 3492 .help = "What process controls how rated IO is managed",
3493 .def = "linear",
ff6bb260
SL		 3494 .category = FIO_OPT_C_IO,
3495 .group = FIO_OPT_G_RATE,
6de65959
JA		 3496 .posval = {
3497 { .ival = "linear",
3498 .oval = RATE_PROCESS_LINEAR,
3499 .help = "Linear rate of IO",
3500 },
3501 {
3502 .ival = "poisson",
3503 .oval = RATE_PROCESS_POISSON,
3504 .help = "Rate follows Poisson process",
3505 },
3506 },
3507 .parent = "rate",
ff6bb260 3508 },
214e1eca 3509 {
6d428bcd
JA		 3510 .name = "rate_cycle",
3511 .alias = "ratecycle",
e8b0e958 3512 .lname = "I/O rate cycle",
214e1eca 3513 .type = FIO_OPT_INT,
a609f12a 3514 .off1 = offsetof(struct thread_options, ratecycle),
214e1eca
JA		 3515 .help = "Window average for rate limits (msec)",
3516 .def = "1000",
afdf9352 3517 .parent = "rate",
d71c154c 3518 .hide = 1,
e8b0e958
JA		 3519 .category = FIO_OPT_C_IO,
3520 .group = FIO_OPT_G_RATE,
214e1eca 3521 },
1a9bf814
JA		 3522 {
3523 .name = "rate_ignore_thinktime",
3524 .lname = "Rate ignore thinktime",
3525 .type = FIO_OPT_BOOL,
3526 .off1 = offsetof(struct thread_options, rate_ign_think),
3527 .help = "Rated IO ignores thinktime settings",
3528 .parent = "rate",
3529 .category = FIO_OPT_C_IO,
3530 .group = FIO_OPT_G_RATE,
3531 },
15501535
JA		 3532 {
3533 .name = "max_latency",
dd97d866 3534 .lname = "Max Latency (usec)",
6c3fb04c 3535 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3536 .off1 = offsetof(struct thread_options, max_latency),
15501535 3537 .help = "Maximum tolerated IO latency (usec)",
88038bc7 3538 .is_time = 1,
1e5324e7 3539 .category = FIO_OPT_C_IO,
3e260a46
JA		 3540 .group = FIO_OPT_G_LATPROF,
3541 },
3542 {
3543 .name = "latency_target",
3544 .lname = "Latency Target (usec)",
3545 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3546 .off1 = offsetof(struct thread_options, latency_target),
3e260a46 3547 .help = "Ramp to max queue depth supporting this latency",
88038bc7 3548 .is_time = 1,
3e260a46
JA		 3549 .category = FIO_OPT_C_IO,
3550 .group = FIO_OPT_G_LATPROF,
3551 },
3552 {
3553 .name = "latency_window",
3554 .lname = "Latency Window (usec)",
3555 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 3556 .off1 = offsetof(struct thread_options, latency_window),
3e260a46 3557 .help = "Time to sustain latency_target",
88038bc7 3558 .is_time = 1,
3e260a46
JA		 3559 .category = FIO_OPT_C_IO,
3560 .group = FIO_OPT_G_LATPROF,
3561 },
3562 {
3563 .name = "latency_percentile",
3564 .lname = "Latency Percentile",
3565 .type = FIO_OPT_FLOAT_LIST,
a609f12a 3566 .off1 = offsetof(struct thread_options, latency_percentile),
3e260a46
JA		 3567 .help = "Percentile of IOs must be below latency_target",
3568 .def = "100",
3569 .maxlen = 1,
3570 .minfp = 0.0,
3571 .maxfp = 100.0,
3572 .category = FIO_OPT_C_IO,
3573 .group = FIO_OPT_G_LATPROF,
15501535 3574 },
214e1eca
JA		 3575 {
3576 .name = "invalidate",
e8b0e958 3577 .lname = "Cache invalidate",
214e1eca 3578 .type = FIO_OPT_BOOL,
a609f12a 3579 .off1 = offsetof(struct thread_options, invalidate_cache),
214e1eca
JA		 3580 .help = "Invalidate buffer/page cache prior to running job",
3581 .def = "1",
e8b0e958 3582 .category = FIO_OPT_C_IO,
3ceb458f 3583 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA		 3584 },
3585 {
3586 .name = "sync",
e8b0e958 3587 .lname = "Synchronous I/O",
214e1eca 3588 .type = FIO_OPT_BOOL,
a609f12a 3589 .off1 = offsetof(struct thread_options, sync_io),
214e1eca
JA		 3590 .help = "Use O_SYNC for buffered writes",
3591 .def = "0",
67a1000f 3592 .parent = "buffered",
d71c154c 3593 .hide = 1,
e8b0e958 3594 .category = FIO_OPT_C_IO,
3ceb458f 3595 .group = FIO_OPT_G_IO_TYPE,
214e1eca 3596 },
ae8e559e
JA		 3597#ifdef FIO_HAVE_WRITE_HINT
3598 {
3599 .name = "write_hint",
3600 .lname = "Write hint",
3601 .type = FIO_OPT_STR,
3602 .off1 = offsetof(struct thread_options, write_hint),
3603 .help = "Set expected write life time",
3604 .category = FIO_OPT_C_ENGINE,
3605 .group = FIO_OPT_G_INVALID,
3606 .posval = {
3607 { .ival = "none",
3608 .oval = RWH_WRITE_LIFE_NONE,
3609 },
3610 { .ival = "short",
3611 .oval = RWH_WRITE_LIFE_SHORT,
3612 },
3613 { .ival = "medium",
3614 .oval = RWH_WRITE_LIFE_MEDIUM,
3615 },
3616 { .ival = "long",
3617 .oval = RWH_WRITE_LIFE_LONG,
3618 },
3619 { .ival = "extreme",
3620 .oval = RWH_WRITE_LIFE_EXTREME,
3621 },
3622 },
3623 },
3624#endif
214e1eca
JA		 3625 {
3626 .name = "create_serialize",
e8b0e958 3627 .lname = "Create serialize",
214e1eca 3628 .type = FIO_OPT_BOOL,
a609f12a 3629 .off1 = offsetof(struct thread_options, create_serialize),
c2b8035f 3630 .help = "Serialize creation of job files",
214e1eca 3631 .def = "1",
e8b0e958
JA		 3632 .category = FIO_OPT_C_FILE,
3633 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3634 },
3635 {
3636 .name = "create_fsync",
e8b0e958 3637 .lname = "Create fsync",
214e1eca 3638 .type = FIO_OPT_BOOL,
a609f12a 3639 .off1 = offsetof(struct thread_options, create_fsync),
03e20d68 3640 .help = "fsync file after creation",
214e1eca 3641 .def = "1",
e8b0e958
JA		 3642 .category = FIO_OPT_C_FILE,
3643 .group = FIO_OPT_G_INVALID,
214e1eca 3644 },
814452bd
JA		 3645 {
3646 .name = "create_on_open",
e8b0e958 3647 .lname = "Create on open",
814452bd 3648 .type = FIO_OPT_BOOL,
a609f12a 3649 .off1 = offsetof(struct thread_options, create_on_open),
814452bd
JA		 3650 .help = "Create files when they are opened for IO",
3651 .def = "0",
e8b0e958
JA		 3652 .category = FIO_OPT_C_FILE,
3653 .group = FIO_OPT_G_INVALID,
814452bd 3654 },
25460cf6
JA		 3655 {
3656 .name = "create_only",
cce2fdfe 3657 .lname = "Create Only",
25460cf6 3658 .type = FIO_OPT_BOOL,
a609f12a 3659 .off1 = offsetof(struct thread_options, create_only),
25460cf6 3660 .help = "Only perform file creation phase",
d17fda71 3661 .category = FIO_OPT_C_FILE,
25460cf6
JA		 3662 .def = "0",
3663 },
2378826d
JA		 3664 {
3665 .name = "allow_file_create",
e81ecca3 3666 .lname = "Allow file create",
2378826d 3667 .type = FIO_OPT_BOOL,
a609f12a 3668 .off1 = offsetof(struct thread_options, allow_create),
2378826d
JA		 3669 .help = "Permit fio to create files, if they don't exist",
3670 .def = "1",
3671 .category = FIO_OPT_C_FILE,
3672 .group = FIO_OPT_G_FILENAME,
3673 },
e81ecca3
JA		 3674 {
3675 .name = "allow_mounted_write",
3676 .lname = "Allow mounted write",
3677 .type = FIO_OPT_BOOL,
a609f12a 3678 .off1 = offsetof(struct thread_options, allow_mounted_write),
e81ecca3
JA		 3679 .help = "Allow writes to a mounted partition",
3680 .def = "0",
3681 .category = FIO_OPT_C_FILE,
3682 .group = FIO_OPT_G_FILENAME,
3683 },
0b9d69ec 3684 {
afad68f7 3685 .name = "pre_read",
e8b0e958 3686 .lname = "Pre-read files",
afad68f7 3687 .type = FIO_OPT_BOOL,
a609f12a 3688 .off1 = offsetof(struct thread_options, pre_read),
03e20d68 3689 .help = "Pre-read files before starting official testing",
afad68f7 3690 .def = "0",
e8b0e958
JA		 3691 .category = FIO_OPT_C_FILE,
3692 .group = FIO_OPT_G_INVALID,
afad68f7 3693 },
214e1eca
JA		 3694#ifdef FIO_HAVE_CPU_AFFINITY
3695 {
3696 .name = "cpumask",
e8b0e958 3697 .lname = "CPU mask",
214e1eca
JA		 3698 .type = FIO_OPT_INT,
3699 .cb = str_cpumask_cb,
a609f12a 3700 .off1 = offsetof(struct thread_options, cpumask),
214e1eca 3701 .help = "CPU affinity mask",
e8b0e958 3702 .category = FIO_OPT_C_GENERAL,
10860056 3703 .group = FIO_OPT_G_CRED,
214e1eca 3704 },
d2e268b0
JA		 3705 {
3706 .name = "cpus_allowed",
e8b0e958 3707 .lname = "CPUs allowed",
d2e268b0
JA		 3708 .type = FIO_OPT_STR,
3709 .cb = str_cpus_allowed_cb,
a609f12a 3710 .off1 = offsetof(struct thread_options, cpumask),
d2e268b0 3711 .help = "Set CPUs allowed",
e8b0e958 3712 .category = FIO_OPT_C_GENERAL,
10860056 3713 .group = FIO_OPT_G_CRED,
d2e268b0 3714 },
c2acfbac
JA		 3715 {
3716 .name = "cpus_allowed_policy",
3717 .lname = "CPUs allowed distribution policy",
3718 .type = FIO_OPT_STR,
a609f12a 3719 .off1 = offsetof(struct thread_options, cpus_allowed_policy),
c2acfbac
JA		 3720 .help = "Distribution policy for cpus_allowed",
3721 .parent = "cpus_allowed",
3722 .prio = 1,
3723 .posval = {
3724 { .ival = "shared",
3725 .oval = FIO_CPUS_SHARED,
3726 .help = "Mask shared between threads",
3727 },
3728 { .ival = "split",
3729 .oval = FIO_CPUS_SPLIT,
3730 .help = "Mask split between threads",
3731 },
3732 },
3733 .category = FIO_OPT_C_GENERAL,
3734 .group = FIO_OPT_G_CRED,
3735 },
a275c37a
JA		 3736#else
3737 {
3738 .name = "cpumask",
3739 .lname = "CPU mask",
3740 .type = FIO_OPT_UNSUPPORTED,
3741 .help = "Your platform does not support CPU affinities",
3742 },
3743 {
3744 .name = "cpus_allowed",
3745 .lname = "CPUs allowed",
3746 .type = FIO_OPT_UNSUPPORTED,
3747 .help = "Your platform does not support CPU affinities",
3748 },
3749 {
3750 .name = "cpus_allowed_policy",
3751 .lname = "CPUs allowed distribution policy",
3752 .type = FIO_OPT_UNSUPPORTED,
3753 .help = "Your platform does not support CPU affinities",
3754 },
d0b937ed 3755#endif
67bf9823 3756#ifdef CONFIG_LIBNUMA
d0b937ed
YR		 3757 {
3758 .name = "numa_cpu_nodes",
cce2fdfe 3759 .lname = "NUMA CPU Nodes",
d0b937ed
YR		 3760 .type = FIO_OPT_STR,
3761 .cb = str_numa_cpunodes_cb,
a609f12a 3762 .off1 = offsetof(struct thread_options, numa_cpunodes),
d0b937ed 3763 .help = "NUMA CPU nodes bind",
6be54b2d
JA		 3764 .category = FIO_OPT_C_GENERAL,
3765 .group = FIO_OPT_G_INVALID,
d0b937ed
YR		 3766 },
3767 {
3768 .name = "numa_mem_policy",
cce2fdfe 3769 .lname = "NUMA Memory Policy",
d0b937ed
YR		 3770 .type = FIO_OPT_STR,
3771 .cb = str_numa_mpol_cb,
a609f12a 3772 .off1 = offsetof(struct thread_options, numa_memnodes),
d0b937ed 3773 .help = "NUMA memory policy setup",
6be54b2d
JA		 3774 .category = FIO_OPT_C_GENERAL,
3775 .group = FIO_OPT_G_INVALID,
d0b937ed 3776 },
a275c37a
JA		 3777#else
3778 {
3779 .name = "numa_cpu_nodes",
3780 .lname = "NUMA CPU Nodes",
3781 .type = FIO_OPT_UNSUPPORTED,
3782 .help = "Build fio with libnuma-dev(el) to enable this option",
3783 },
3784 {
3785 .name = "numa_mem_policy",
3786 .lname = "NUMA Memory Policy",
3787 .type = FIO_OPT_UNSUPPORTED,
3788 .help = "Build fio with libnuma-dev(el) to enable this option",
3789 },
03553853
YR		 3790#endif
3791#ifdef CONFIG_CUDA
3792 {
3793 .name = "gpu_dev_id",
3794 .lname = "GPU device ID",
3795 .type = FIO_OPT_INT,
3796 .off1 = offsetof(struct thread_options, gpu_dev_id),
3797 .help = "Set GPU device ID for GPUDirect RDMA",
3798 .def = "0",
3799 .category = FIO_OPT_C_GENERAL,
3800 .group = FIO_OPT_G_INVALID,
3801 },
214e1eca
JA		 3802#endif
3803 {
3804 .name = "end_fsync",
e8b0e958 3805 .lname = "End fsync",
214e1eca 3806 .type = FIO_OPT_BOOL,
a609f12a 3807 .off1 = offsetof(struct thread_options, end_fsync),
214e1eca
JA		 3808 .help = "Include fsync at the end of job",
3809 .def = "0",
e8b0e958
JA		 3810 .category = FIO_OPT_C_FILE,
3811 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3812 },
3813 {
3814 .name = "fsync_on_close",
e8b0e958 3815 .lname = "Fsync on close",
214e1eca 3816 .type = FIO_OPT_BOOL,
a609f12a 3817 .off1 = offsetof(struct thread_options, fsync_on_close),
214e1eca
JA		 3818 .help = "fsync files on close",
3819 .def = "0",
e8b0e958
JA		 3820 .category = FIO_OPT_C_FILE,
3821 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3822 },
3823 {
3824 .name = "unlink",
e8b0e958 3825 .lname = "Unlink file",
214e1eca 3826 .type = FIO_OPT_BOOL,
a609f12a 3827 .off1 = offsetof(struct thread_options, unlink),
214e1eca
JA		 3828 .help = "Unlink created files after job has completed",
3829 .def = "0",
e8b0e958
JA		 3830 .category = FIO_OPT_C_FILE,
3831 .group = FIO_OPT_G_INVALID,
214e1eca 3832 },
39c1c323 3833 {
3834 .name = "unlink_each_loop",
3835 .lname = "Unlink file after each loop of a job",
3836 .type = FIO_OPT_BOOL,
a609f12a 3837 .off1 = offsetof(struct thread_options, unlink_each_loop),
39c1c323 3838 .help = "Unlink created files after each loop in a job has completed",
3839 .def = "0",
3840 .category = FIO_OPT_C_FILE,
3841 .group = FIO_OPT_G_INVALID,
3842 },
214e1eca
JA		 3843 {
3844 .name = "exitall",
e8b0e958 3845 .lname = "Exit-all on terminate",
214e1eca
JA		 3846 .type = FIO_OPT_STR_SET,
3847 .cb = str_exitall_cb,
3848 .help = "Terminate all jobs when one exits",
e8b0e958 3849 .category = FIO_OPT_C_GENERAL,
a1f6afec 3850 .group = FIO_OPT_G_PROCESS,
214e1eca 3851 },
f9cafb12
JA		 3852 {
3853 .name = "exitall_on_error",
3854 .lname = "Exit-all on terminate in error",
78abcf9b 3855 .type = FIO_OPT_STR_SET,
a609f12a 3856 .off1 = offsetof(struct thread_options, exitall_error),
f9cafb12
JA		 3857 .help = "Terminate all jobs when one exits in error",
3858 .category = FIO_OPT_C_GENERAL,
3859 .group = FIO_OPT_G_PROCESS,
3860 },
214e1eca
JA		 3861 {
3862 .name = "stonewall",
e8b0e958 3863 .lname = "Wait for previous",
d392365e 3864 .alias = "wait_for_previous",
214e1eca 3865 .type = FIO_OPT_STR_SET,
a609f12a 3866 .off1 = offsetof(struct thread_options, stonewall),
214e1eca 3867 .help = "Insert a hard barrier between this job and previous",
e8b0e958 3868 .category = FIO_OPT_C_GENERAL,
a1f6afec 3869 .group = FIO_OPT_G_PROCESS,
214e1eca 3870 },
b3d62a75
JA		 3871 {
3872 .name = "new_group",
e8b0e958 3873 .lname = "New group",
b3d62a75 3874 .type = FIO_OPT_STR_SET,
a609f12a 3875 .off1 = offsetof(struct thread_options, new_group),
b3d62a75 3876 .help = "Mark the start of a new group (for reporting)",
e8b0e958 3877 .category = FIO_OPT_C_GENERAL,
a1f6afec 3878 .group = FIO_OPT_G_PROCESS,
b3d62a75 3879 },
214e1eca
JA		 3880 {
3881 .name = "thread",
e8b0e958 3882 .lname = "Thread",
214e1eca 3883 .type = FIO_OPT_STR_SET,
a609f12a 3884 .off1 = offsetof(struct thread_options, use_thread),
20eb06bd 3885 .help = "Use threads instead of processes",
c8931876
JA		 3886#ifdef CONFIG_NO_SHM
3887 .def = "1",
3888 .no_warn_def = 1,
3889#endif
e8b0e958 3890 .category = FIO_OPT_C_GENERAL,
a1f6afec 3891 .group = FIO_OPT_G_PROCESS,
214e1eca 3892 },
3a5db920
JA		 3893 {
3894 .name = "per_job_logs",
cce2fdfe 3895 .lname = "Per Job Logs",
3a5db920 3896 .type = FIO_OPT_BOOL,
a609f12a 3897 .off1 = offsetof(struct thread_options, per_job_logs),
3a5db920
JA		 3898 .help = "Include job number in generated log files or not",
3899 .def = "1",
3900 .category = FIO_OPT_C_LOG,
3901 .group = FIO_OPT_G_INVALID,
3902 },
214e1eca
JA		 3903 {
3904 .name = "write_bw_log",
e8b0e958 3905 .lname = "Write bandwidth log",
dded427c 3906 .type = FIO_OPT_STR,
a609f12a 3907 .off1 = offsetof(struct thread_options, bw_log_file),
dded427c 3908 .cb = str_write_bw_log_cb,
214e1eca 3909 .help = "Write log of bandwidth during run",
e8b0e958
JA		 3910 .category = FIO_OPT_C_LOG,
3911 .group = FIO_OPT_G_INVALID,
214e1eca
JA		 3912 },
3913 {
3914 .name = "write_lat_log",
e8b0e958 3915 .lname = "Write latency log",
dded427c 3916 .type = FIO_OPT_STR,
a609f12a 3917 .off1 = offsetof(struct thread_options, lat_log_file),
dded427c 3918 .cb = str_write_lat_log_cb,
214e1eca 3919 .help = "Write log of latency during run",
e8b0e958
JA		 3920 .category = FIO_OPT_C_LOG,
3921 .group = FIO_OPT_G_INVALID,
214e1eca 3922 },
c8eeb9df
JA		 3923 {
3924 .name = "write_iops_log",
e8b0e958 3925 .lname = "Write IOPS log",
dded427c 3926 .type = FIO_OPT_STR,
a609f12a 3927 .off1 = offsetof(struct thread_options, iops_log_file),
dded427c 3928 .cb = str_write_iops_log_cb,
c8eeb9df 3929 .help = "Write log of IOPS during run",
e8b0e958
JA		 3930 .category = FIO_OPT_C_LOG,
3931 .group = FIO_OPT_G_INVALID,
c8eeb9df 3932 },
b8bc8cba
JA		 3933 {
3934 .name = "log_avg_msec",
e8b0e958 3935 .lname = "Log averaging (msec)",
b8bc8cba 3936 .type = FIO_OPT_INT,
a609f12a 3937 .off1 = offsetof(struct thread_options, log_avg_msec),
b8bc8cba
JA		 3938 .help = "Average bw/iops/lat logs over this period of time",
3939 .def = "0",
e8b0e958 3940 .category = FIO_OPT_C_LOG,
1e613c9c
KC		 3941 .group = FIO_OPT_G_INVALID,
3942 },
3943 {
3944 .name = "log_hist_msec",
3945 .lname = "Log histograms (msec)",
3946 .type = FIO_OPT_INT,
a609f12a 3947 .off1 = offsetof(struct thread_options, log_hist_msec),
1e613c9c
KC		 3948 .help = "Dump completion latency histograms at frequency of this time value",
3949 .def = "0",
3950 .category = FIO_OPT_C_LOG,
3951 .group = FIO_OPT_G_INVALID,
3952 },
3953 {
3954 .name = "log_hist_coarseness",
3955 .lname = "Histogram logs coarseness",
3956 .type = FIO_OPT_INT,
a609f12a 3957 .off1 = offsetof(struct thread_options, log_hist_coarseness),
1e613c9c
KC		 3958 .help = "Integer in range [0,6]. Higher coarseness outputs"
3959 " fewer histogram bins per sample. The number of bins for"
3960 " these are [1216, 608, 304, 152, 76, 38, 19] respectively.",
3961 .def = "0",
3962 .category = FIO_OPT_C_LOG,
3963 .group = FIO_OPT_G_INVALID,
3964 },
3965 {
3966 .name = "write_hist_log",
3967 .lname = "Write latency histogram logs",
dded427c 3968 .type = FIO_OPT_STR,
a609f12a 3969 .off1 = offsetof(struct thread_options, hist_log_file),
dded427c 3970 .cb = str_write_hist_log_cb,
1e613c9c
KC		 3971 .help = "Write log of latency histograms during run",
3972 .category = FIO_OPT_C_LOG,
e8b0e958 3973 .group = FIO_OPT_G_INVALID,
b8bc8cba 3974 },
e6989e10
JA		 3975 {
3976 .name = "log_max_value",
3977 .lname = "Log maximum instead of average",
3978 .type = FIO_OPT_BOOL,
a609f12a 3979 .off1 = offsetof(struct thread_options, log_max),
e6989e10
JA		 3980 .help = "Log max sample in a window instead of average",
3981 .def = "0",
3982 .category = FIO_OPT_C_LOG,
3983 .group = FIO_OPT_G_INVALID,
3984 },
ae588852
JA		 3985 {
3986 .name = "log_offset",
3987 .lname = "Log offset of IO",
3988 .type = FIO_OPT_BOOL,
a609f12a 3989 .off1 = offsetof(struct thread_options, log_offset),
ae588852
JA		 3990 .help = "Include offset of IO for each log entry",
3991 .def = "0",
3992 .category = FIO_OPT_C_LOG,
3993 .group = FIO_OPT_G_INVALID,
3994 },
aee2ab67
JA		 3995#ifdef CONFIG_ZLIB
3996 {
3997 .name = "log_compression",
3998 .lname = "Log compression",
3999 .type = FIO_OPT_INT,
a609f12a 4000 .off1 = offsetof(struct thread_options, log_gz),
aee2ab67 4001 .help = "Log in compressed chunks of this size",
9919b27b 4002 .minval = 1024ULL,
aee2ab67
JA		 4003 .maxval = 512 * 1024 * 1024ULL,
4004 .category = FIO_OPT_C_LOG,
4005 .group = FIO_OPT_G_INVALID,
4006 },
c08f9fe2
JA		 4007#ifdef FIO_HAVE_CPU_AFFINITY
4008 {
4009 .name = "log_compression_cpus",
4010 .lname = "Log Compression CPUs",
4011 .type = FIO_OPT_STR,
4012 .cb = str_log_cpus_allowed_cb,
a609f12a 4013 .off1 = offsetof(struct thread_options, log_gz_cpumask),
c08f9fe2
JA		 4014 .parent = "log_compression",
4015 .help = "Limit log compression to these CPUs",
4016 .category = FIO_OPT_C_LOG,
4017 .group = FIO_OPT_G_INVALID,
4018 },
a275c37a
JA		 4019#else
4020 {
4021 .name = "log_compression_cpus",
4022 .lname = "Log Compression CPUs",
4023 .type = FIO_OPT_UNSUPPORTED,
4024 .help = "Your platform does not support CPU affinities",
4025 },
c08f9fe2 4026#endif
b26317c9
JA		 4027 {
4028 .name = "log_store_compressed",
4029 .lname = "Log store compressed",
4030 .type = FIO_OPT_BOOL,
a609f12a 4031 .off1 = offsetof(struct thread_options, log_gz_store),
b26317c9
JA		 4032 .help = "Store logs in a compressed format",
4033 .category = FIO_OPT_C_LOG,
4034 .group = FIO_OPT_G_INVALID,
4035 },
a275c37a
JA		 4036#else
4037 {
4038 .name = "log_compression",
4039 .lname = "Log compression",
4040 .type = FIO_OPT_UNSUPPORTED,
4041 .help = "Install libz-dev(el) to get compression support",
4042 },
4043 {
4044 .name = "log_store_compressed",
4045 .lname = "Log store compressed",
4046 .type = FIO_OPT_UNSUPPORTED,
4047 .help = "Install libz-dev(el) to get compression support",
4048 },
aee2ab67 4049#endif
3aea75b1
KC		 4050 {
4051 .name = "log_unix_epoch",
4052 .lname = "Log epoch unix",
4053 .type = FIO_OPT_BOOL,
4054 .off1 = offsetof(struct thread_options, log_unix_epoch),
4055 .help = "Use Unix time in log files",
4056 .category = FIO_OPT_C_LOG,
4057 .group = FIO_OPT_G_INVALID,
4058 },
66347cfa
DE		 4059 {
4060 .name = "block_error_percentiles",
4061 .lname = "Block error percentiles",
4062 .type = FIO_OPT_BOOL,
a609f12a 4063 .off1 = offsetof(struct thread_options, block_error_hist),
66347cfa
DE		 4064 .help = "Record trim block errors and make a histogram",
4065 .def = "0",
4066 .category = FIO_OPT_C_LOG,
4067 .group = FIO_OPT_G_INVALID,
4068 },
c504ee55
JA		 4069 {
4070 .name = "bwavgtime",
4071 .lname = "Bandwidth average time",
4072 .type = FIO_OPT_INT,
a609f12a 4073 .off1 = offsetof(struct thread_options, bw_avg_time),
c504ee55
JA		 4074 .help = "Time window over which to calculate bandwidth"
4075 " (msec)",
4076 .def = "500",
4077 .parent = "write_bw_log",
4078 .hide = 1,
4079 .interval = 100,
4080 .category = FIO_OPT_C_LOG,
4081 .group = FIO_OPT_G_INVALID,
4082 },
4083 {
4084 .name = "iopsavgtime",
4085 .lname = "IOPS average time",
4086 .type = FIO_OPT_INT,
a609f12a 4087 .off1 = offsetof(struct thread_options, iops_avg_time),
c504ee55
JA		 4088 .help = "Time window over which to calculate IOPS (msec)",
4089 .def = "500",
4090 .parent = "write_iops_log",
4091 .hide = 1,
4092 .interval = 100,
4093 .category = FIO_OPT_C_LOG,
4094 .group = FIO_OPT_G_INVALID,
4095 },
214e1eca
JA		 4096 {
4097 .name = "group_reporting",
e8b0e958 4098 .lname = "Group reporting",
d2507043 4099 .type = FIO_OPT_STR_SET,
a609f12a 4100 .off1 = offsetof(struct thread_options, group_reporting),
214e1eca 4101 .help = "Do reporting on a per-group basis",
10860056 4102 .category = FIO_OPT_C_STAT,
e8b0e958 4103 .group = FIO_OPT_G_INVALID,
214e1eca 4104 },
8243be59
JA		 4105 {
4106 .name = "stats",
4107 .lname = "Stats",
4108 .type = FIO_OPT_BOOL,
4109 .off1 = offsetof(struct thread_options, stats),
4110 .help = "Enable collection of stats",
4111 .def = "1",
4112 .category = FIO_OPT_C_STAT,
4113 .group = FIO_OPT_G_INVALID,
4114 },
e9459e5a
JA		 4115 {
4116 .name = "zero_buffers",
e8b0e958 4117 .lname = "Zero I/O buffers",
e9459e5a 4118 .type = FIO_OPT_STR_SET,
a609f12a 4119 .off1 = offsetof(struct thread_options, zero_buffers),
e9459e5a 4120 .help = "Init IO buffers to all zeroes",
e8b0e958 4121 .category = FIO_OPT_C_IO,
3ceb458f 4122 .group = FIO_OPT_G_IO_BUF,
e9459e5a 4123 },
5973cafb
JA		 4124 {
4125 .name = "refill_buffers",
e8b0e958 4126 .lname = "Refill I/O buffers",
5973cafb 4127 .type = FIO_OPT_STR_SET,
a609f12a 4128 .off1 = offsetof(struct thread_options, refill_buffers),
5973cafb 4129 .help = "Refill IO buffers on every IO submit",
e8b0e958 4130 .category = FIO_OPT_C_IO,
3ceb458f 4131 .group = FIO_OPT_G_IO_BUF,
5973cafb 4132 },
fd68418e
JA		 4133 {
4134 .name = "scramble_buffers",
e8b0e958 4135 .lname = "Scramble I/O buffers",
fd68418e 4136 .type = FIO_OPT_BOOL,
a609f12a 4137 .off1 = offsetof(struct thread_options, scramble_buffers),
fd68418e
JA		 4138 .help = "Slightly scramble buffers on every IO submit",
4139 .def = "1",
e8b0e958 4140 .category = FIO_OPT_C_IO,
3ceb458f 4141 .group = FIO_OPT_G_IO_BUF,
fd68418e 4142 },
ce35b1ec
JA		 4143 {
4144 .name = "buffer_pattern",
4145 .lname = "Buffer pattern",
4146 .type = FIO_OPT_STR,
4147 .cb = str_buffer_pattern_cb,
a609f12a 4148 .off1 = offsetof(struct thread_options, buffer_pattern),
ce35b1ec
JA		 4149 .help = "Fill pattern for IO buffers",
4150 .category = FIO_OPT_C_IO,
4151 .group = FIO_OPT_G_IO_BUF,
4152 },
9c42684e
JA		 4153 {
4154 .name = "buffer_compress_percentage",
e8b0e958 4155 .lname = "Buffer compression percentage",
9c42684e 4156 .type = FIO_OPT_INT,
bedc9dc2 4157 .cb = str_buffer_compress_cb,
a609f12a 4158 .off1 = offsetof(struct thread_options, compress_percentage),
9c42684e 4159 .maxval = 100,
e7f5de90 4160 .minval = 0,
9c42684e 4161 .help = "How compressible the buffer is (approximately)",
20eb06bd 4162 .interval = 5,
e8b0e958 4163 .category = FIO_OPT_C_IO,
3ceb458f 4164 .group = FIO_OPT_G_IO_BUF,
9c42684e 4165 },
f97a43a1
JA		 4166 {
4167 .name = "buffer_compress_chunk",
e8b0e958 4168 .lname = "Buffer compression chunk size",
f97a43a1 4169 .type = FIO_OPT_INT,
a609f12a 4170 .off1 = offsetof(struct thread_options, compress_chunk),
207b18e4 4171 .parent = "buffer_compress_percentage",
d71c154c 4172 .hide = 1,
f97a43a1 4173 .help = "Size of compressible region in buffer",
1de80624 4174 .def = "512",
20eb06bd 4175 .interval = 256,
e8b0e958 4176 .category = FIO_OPT_C_IO,
3ceb458f 4177 .group = FIO_OPT_G_IO_BUF,
f97a43a1 4178 },
5c94b008
JA		 4179 {
4180 .name = "dedupe_percentage",
4181 .lname = "Dedupe percentage",
4182 .type = FIO_OPT_INT,
4183 .cb = str_dedupe_cb,
a609f12a 4184 .off1 = offsetof(struct thread_options, dedupe_percentage),
5c94b008
JA		 4185 .maxval = 100,
4186 .minval = 0,
4187 .help = "Percentage of buffers that are dedupable",
4188 .interval = 1,
4189 .category = FIO_OPT_C_IO,
4190 .group = FIO_OPT_G_IO_BUF,
4191 },
83349190
YH		 4192 {
4193 .name = "clat_percentiles",
e8b0e958 4194 .lname = "Completion latency percentiles",
83349190 4195 .type = FIO_OPT_BOOL,
a609f12a 4196 .off1 = offsetof(struct thread_options, clat_percentiles),
83349190 4197 .help = "Enable the reporting of completion latency percentiles",
467b35ed 4198 .def = "1",
b599759b
JA		 4199 .inverse = "lat_percentiles",
4200 .category = FIO_OPT_C_STAT,
4201 .group = FIO_OPT_G_INVALID,
4202 },
4203 {
4204 .name = "lat_percentiles",
4205 .lname = "IO latency percentiles",
4206 .type = FIO_OPT_BOOL,
4207 .off1 = offsetof(struct thread_options, lat_percentiles),
4208 .help = "Enable the reporting of IO latency percentiles",
4209 .def = "0",
4210 .inverse = "clat_percentiles",
e8b0e958
JA		 4211 .category = FIO_OPT_C_STAT,
4212 .group = FIO_OPT_G_INVALID,
83349190
YH		 4213 },
4214 {
4215 .name = "percentile_list",
66347cfa 4216 .lname = "Percentile list",
83349190 4217 .type = FIO_OPT_FLOAT_LIST,
a609f12a
JA		 4218 .off1 = offsetof(struct thread_options, percentile_list),
4219 .off2 = offsetof(struct thread_options, percentile_precision),
66347cfa
DE		 4220 .help = "Specify a custom list of percentiles to report for "
4221 "completion latency and block errors",
fd112d34 4222 .def = "1:5:10:20:30:40:50:60:70:80:90:95:99:99.5:99.9:99.95:99.99",
83349190
YH		 4223 .maxlen = FIO_IO_U_LIST_MAX_LEN,
4224 .minfp = 0.0,
4225 .maxfp = 100.0,
e8b0e958
JA		 4226 .category = FIO_OPT_C_STAT,
4227 .group = FIO_OPT_G_INVALID,
e883cb35
JF		 4228 },
4229 {
4230 .name = "significant_figures",
4231 .lname = "Significant figures",
4232 .type = FIO_OPT_INT,
4233 .off1 = offsetof(struct thread_options, sig_figs),
4234 .maxval = 10,
4235 .minval = 1,
4236 .help = "Significant figures for output-format set to normal",
4237 .def = "4",
4238 .interval = 1,
4239 .category = FIO_OPT_C_STAT,
4240 .group = FIO_OPT_G_INVALID,
83349190
YH		 4241 },
4242
0a839f30
JA		 4243#ifdef FIO_HAVE_DISK_UTIL
4244 {
4245 .name = "disk_util",
e8b0e958 4246 .lname = "Disk utilization",
0a839f30 4247 .type = FIO_OPT_BOOL,
a609f12a 4248 .off1 = offsetof(struct thread_options, do_disk_util),
f66ab3c8 4249 .help = "Log disk utilization statistics",
0a839f30 4250 .def = "1",
e8b0e958
JA		 4251 .category = FIO_OPT_C_STAT,
4252 .group = FIO_OPT_G_INVALID,
0a839f30 4253 },
a275c37a
JA		 4254#else
4255 {
4256 .name = "disk_util",
4257 .lname = "Disk utilization",
4258 .type = FIO_OPT_UNSUPPORTED,
4259 .help = "Your platform does not support disk utilization",
4260 },
0a839f30 4261#endif
993bf48b
JA		 4262 {
4263 .name = "gtod_reduce",
e8b0e958 4264 .lname = "Reduce gettimeofday() calls",
993bf48b
JA		 4265 .type = FIO_OPT_BOOL,
4266 .help = "Greatly reduce number of gettimeofday() calls",
4267 .cb = str_gtod_reduce_cb,
4268 .def = "0",
a4ed77fe 4269 .hide_on_set = 1,
e8b0e958
JA		 4270 .category = FIO_OPT_C_STAT,
4271 .group = FIO_OPT_G_INVALID,
993bf48b 4272 },
02af0988
JA		 4273 {
4274 .name = "disable_lat",
e8b0e958 4275 .lname = "Disable all latency stats",
02af0988 4276 .type = FIO_OPT_BOOL,
a609f12a 4277 .off1 = offsetof(struct thread_options, disable_lat),
02af0988
JA		 4278 .help = "Disable latency numbers",
4279 .parent = "gtod_reduce",
d71c154c 4280 .hide = 1,
02af0988 4281 .def = "0",
e8b0e958
JA		 4282 .category = FIO_OPT_C_STAT,
4283 .group = FIO_OPT_G_INVALID,
02af0988 4284 },
9520ebb9
JA		 4285 {
4286 .name = "disable_clat",
e8b0e958 4287 .lname = "Disable completion latency stats",
9520ebb9 4288 .type = FIO_OPT_BOOL,
a609f12a 4289 .off1 = offsetof(struct thread_options, disable_clat),
9520ebb9 4290 .help = "Disable completion latency numbers",
993bf48b 4291 .parent = "gtod_reduce",
d71c154c 4292 .hide = 1,
9520ebb9 4293 .def = "0",
e8b0e958
JA		 4294 .category = FIO_OPT_C_STAT,
4295 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4296 },
4297 {
4298 .name = "disable_slat",
e8b0e958 4299 .lname = "Disable submission latency stats",
9520ebb9 4300 .type = FIO_OPT_BOOL,
a609f12a 4301 .off1 = offsetof(struct thread_options, disable_slat),
03e20d68 4302 .help = "Disable submission latency numbers",
993bf48b 4303 .parent = "gtod_reduce",
d71c154c 4304 .hide = 1,
9520ebb9 4305 .def = "0",
e8b0e958
JA		 4306 .category = FIO_OPT_C_STAT,
4307 .group = FIO_OPT_G_INVALID,
9520ebb9
JA		 4308 },
4309 {
4310 .name = "disable_bw_measurement",
afd2ceff 4311 .alias = "disable_bw",
e8b0e958 4312 .lname = "Disable bandwidth stats",
9520ebb9 4313 .type = FIO_OPT_BOOL,
a609f12a 4314 .off1 = offsetof(struct thread_options, disable_bw),
9520ebb9 4315 .help = "Disable bandwidth logging",
993bf48b 4316 .parent = "gtod_reduce",
d71c154c 4317 .hide = 1,
9520ebb9 4318 .def = "0",
e8b0e958
JA		 4319 .category = FIO_OPT_C_STAT,
4320 .group = FIO_OPT_G_INVALID,
9520ebb9 4321 },
be4ecfdf
JA		 4322 {
4323 .name = "gtod_cpu",
e8b0e958 4324 .lname = "Dedicated gettimeofday() CPU",
be4ecfdf 4325 .type = FIO_OPT_INT,
a609f12a 4326 .off1 = offsetof(struct thread_options, gtod_cpu),
03e20d68 4327 .help = "Set up dedicated gettimeofday() thread on this CPU",
29d43ff9 4328 .verify = gtod_cpu_verify,
e8b0e958 4329 .category = FIO_OPT_C_GENERAL,
10860056 4330 .group = FIO_OPT_G_CLOCK,
be4ecfdf 4331 },
771e58be
JA		 4332 {
4333 .name = "unified_rw_reporting",
cce2fdfe 4334 .lname = "Unified RW Reporting",
771e58be 4335 .type = FIO_OPT_BOOL,
a609f12a 4336 .off1 = offsetof(struct thread_options, unified_rw_rep),
771e58be
JA		 4337 .help = "Unify reporting across data direction",
4338 .def = "0",
90b7a96d
JA		 4339 .category = FIO_OPT_C_GENERAL,
4340 .group = FIO_OPT_G_INVALID,
771e58be 4341 },
f2bba182
RR		 4342 {
4343 .name = "continue_on_error",
e8b0e958 4344 .lname = "Continue on error",
06842027 4345 .type = FIO_OPT_STR,
a609f12a 4346 .off1 = offsetof(struct thread_options, continue_on_error),
03e20d68 4347 .help = "Continue on non-fatal errors during IO",
06842027 4348 .def = "none",
e8b0e958 4349 .category = FIO_OPT_C_GENERAL,
bc3f552f 4350 .group = FIO_OPT_G_ERR,
06842027
SL		 4351 .posval = {
4352 { .ival = "none",
4353 .oval = ERROR_TYPE_NONE,
4354 .help = "Exit when an error is encountered",
4355 },
4356 { .ival = "read",
4357 .oval = ERROR_TYPE_READ,
4358 .help = "Continue on read errors only",
4359 },
4360 { .ival = "write",
4361 .oval = ERROR_TYPE_WRITE,
4362 .help = "Continue on write errors only",
4363 },
4364 { .ival = "io",
4365 .oval = ERROR_TYPE_READ | ERROR_TYPE_WRITE,
4366 .help = "Continue on any IO errors",
4367 },
4368 { .ival = "verify",
4369 .oval = ERROR_TYPE_VERIFY,
4370 .help = "Continue on verify errors only",
4371 },
4372 { .ival = "all",
4373 .oval = ERROR_TYPE_ANY,
4374 .help = "Continue on all io and verify errors",
4375 },
4376 { .ival = "0",
4377 .oval = ERROR_TYPE_NONE,
4378 .help = "Alias for 'none'",
4379 },
4380 { .ival = "1",
4381 .oval = ERROR_TYPE_ANY,
4382 .help = "Alias for 'all'",
4383 },
4384 },
f2bba182 4385 },
8b28bd41
DM		 4386 {
4387 .name = "ignore_error",
cce2fdfe 4388 .lname = "Ignore Error",
8b28bd41
DM		 4389 .type = FIO_OPT_STR,
4390 .cb = str_ignore_error_cb,
a609f12a 4391 .off1 = offsetof(struct thread_options, ignore_error_nr),
8b28bd41
DM		 4392 .help = "Set a specific list of errors to ignore",
4393 .parent = "rw",
a94eb99a 4394 .category = FIO_OPT_C_GENERAL,
bc3f552f 4395 .group = FIO_OPT_G_ERR,
8b28bd41
DM		 4396 },
4397 {
4398 .name = "error_dump",
cce2fdfe 4399 .lname = "Error Dump",
8b28bd41 4400 .type = FIO_OPT_BOOL,
a609f12a 4401 .off1 = offsetof(struct thread_options, error_dump),
8b28bd41
DM		 4402 .def = "0",
4403 .help = "Dump info on each error",
a94eb99a 4404 .category = FIO_OPT_C_GENERAL,
bc3f552f 4405 .group = FIO_OPT_G_ERR,
8b28bd41 4406 },
9ac8a797
JA		 4407 {
4408 .name = "profile",
e8b0e958 4409 .lname = "Profile",
79d16311 4410 .type = FIO_OPT_STR_STORE,
a609f12a 4411 .off1 = offsetof(struct thread_options, profile),
9ac8a797 4412 .help = "Select a specific builtin performance test",
13fca827 4413 .category = FIO_OPT_C_PROFILE,
e8b0e958 4414 .group = FIO_OPT_G_INVALID,
9ac8a797 4415 },
a696fa2a
JA		 4416 {
4417 .name = "cgroup",
e8b0e958 4418 .lname = "Cgroup",
a696fa2a 4419 .type = FIO_OPT_STR_STORE,
a609f12a 4420 .off1 = offsetof(struct thread_options, cgroup),
a696fa2a 4421 .help = "Add job to cgroup of this name",
e8b0e958 4422 .category = FIO_OPT_C_GENERAL,
a1f6afec
JA		 4423 .group = FIO_OPT_G_CGROUP,
4424 },
4425 {
4426 .name = "cgroup_nodelete",
4427 .lname = "Cgroup no-delete",
4428 .type = FIO_OPT_BOOL,
a609f12a 4429 .off1 = offsetof(struct thread_options, cgroup_nodelete),
a1f6afec
JA		 4430 .help = "Do not delete cgroups after job completion",
4431 .def = "0",
4432 .parent = "cgroup",
4433 .category = FIO_OPT_C_GENERAL,
4434 .group = FIO_OPT_G_CGROUP,
a696fa2a
JA		 4435 },
4436 {
4437 .name = "cgroup_weight",
e8b0e958 4438 .lname = "Cgroup weight",
a696fa2a 4439 .type = FIO_OPT_INT,
a609f12a 4440 .off1 = offsetof(struct thread_options, cgroup_weight),
a696fa2a
JA		 4441 .help = "Use given weight for cgroup",
4442 .minval = 100,
4443 .maxval = 1000,
a1f6afec 4444 .parent = "cgroup",
e8b0e958 4445 .category = FIO_OPT_C_GENERAL,
a1f6afec 4446 .group = FIO_OPT_G_CGROUP,
7de87099 4447 },
e0b0d892
JA		 4448 {
4449 .name = "uid",
e8b0e958 4450 .lname = "User ID",
e0b0d892 4451 .type = FIO_OPT_INT,
a609f12a 4452 .off1 = offsetof(struct thread_options, uid),
e0b0d892 4453 .help = "Run job with this user ID",
e8b0e958 4454 .category = FIO_OPT_C_GENERAL,
10860056 4455 .group = FIO_OPT_G_CRED,
e0b0d892
JA		 4456 },
4457 {
4458 .name = "gid",
e8b0e958 4459 .lname = "Group ID",
e0b0d892 4460 .type = FIO_OPT_INT,
a609f12a 4461 .off1 = offsetof(struct thread_options, gid),
e0b0d892 4462 .help = "Run job with this group ID",
e8b0e958 4463 .category = FIO_OPT_C_GENERAL,
10860056 4464 .group = FIO_OPT_G_CRED,
e0b0d892 4465 },
a1f6afec
JA		 4466 {
4467 .name = "kb_base",
4468 .lname = "KB Base",
4469 .type = FIO_OPT_INT,
a609f12a 4470 .off1 = offsetof(struct thread_options, kb_base),
a1f6afec
JA		 4471 .prio = 1,
4472 .def = "1024",
ba9c7219
JA		 4473 .posval = {
4474 { .ival = "1024",
4475 .oval = 1024,
d694a6a7 4476 .help = "Inputs invert IEC and SI prefixes (for compatibility); outputs prefer binary",
ba9c7219
JA		 4477 },
4478 { .ival = "1000",
4479 .oval = 1000,
d694a6a7 4480 .help = "Inputs use IEC and SI prefixes; outputs prefer SI",
ba9c7219
JA		 4481 },
4482 },
d694a6a7 4483 .help = "Unit prefix interpretation for quantities of data (IEC and SI)",
a1f6afec
JA		 4484 .category = FIO_OPT_C_GENERAL,
4485 .group = FIO_OPT_G_INVALID,
4486 },
cf3a0518
JA		 4487 {
4488 .name = "unit_base",
d694a6a7 4489 .lname = "Unit for quantities of data (Bits or Bytes)",
cf3a0518 4490 .type = FIO_OPT_INT,
a609f12a 4491 .off1 = offsetof(struct thread_options, unit_base),
cf3a0518 4492 .prio = 1,
71a08258
JA		 4493 .posval = {
4494 { .ival = "0",
41a87019 4495 .oval = N2S_NONE,
71a08258
JA		 4496 .help = "Auto-detect",
4497 },
4498 { .ival = "8",
41a87019 4499 .oval = N2S_BYTEPERSEC,
71a08258
JA		 4500 .help = "Normal (byte based)",
4501 },
4502 { .ival = "1",
41a87019 4503 .oval = N2S_BITPERSEC,
71a08258
JA		 4504 .help = "Bit based",
4505 },
4506 },
cf3a0518
JA		 4507 .help = "Bit multiple of result summary data (8 for byte, 1 for bit)",
4508 .category = FIO_OPT_C_GENERAL,
4509 .group = FIO_OPT_G_INVALID,
4510 },
3ceb458f
JA		 4511 {
4512 .name = "hugepage-size",
4513 .lname = "Hugepage size",
4514 .type = FIO_OPT_INT,
a609f12a 4515 .off1 = offsetof(struct thread_options, hugepage_size),
3ceb458f
JA		 4516 .help = "When using hugepages, specify size of each page",
4517 .def = __fio_stringify(FIO_HUGE_PAGE),
4518 .interval = 1024 * 1024,
4519 .category = FIO_OPT_C_GENERAL,
4520 .group = FIO_OPT_G_INVALID,
4521 },
9e684a49
DE		 4522 {
4523 .name = "flow_id",
e8b0e958 4524 .lname = "I/O flow ID",
9e684a49 4525 .type = FIO_OPT_INT,
a609f12a 4526 .off1 = offsetof(struct thread_options, flow_id),
9e684a49
DE		 4527 .help = "The flow index ID to use",
4528 .def = "0",
e8b0e958
JA		 4529 .category = FIO_OPT_C_IO,
4530 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4531 },
4532 {
4533 .name = "flow",
e8b0e958 4534 .lname = "I/O flow weight",
9e684a49 4535 .type = FIO_OPT_INT,
a609f12a 4536 .off1 = offsetof(struct thread_options, flow),
9e684a49
DE		 4537 .help = "Weight for flow control of this job",
4538 .parent = "flow_id",
d71c154c 4539 .hide = 1,
9e684a49 4540 .def = "0",
e8b0e958
JA		 4541 .category = FIO_OPT_C_IO,
4542 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4543 },
4544 {
4545 .name = "flow_watermark",
e8b0e958 4546 .lname = "I/O flow watermark",
9e684a49 4547 .type = FIO_OPT_INT,
a609f12a 4548 .off1 = offsetof(struct thread_options, flow_watermark),
9e684a49
DE		 4549 .help = "High watermark for flow control. This option"
4550 " should be set to the same value for all threads"
4551 " with non-zero flow.",
4552 .parent = "flow_id",
d71c154c 4553 .hide = 1,
9e684a49 4554 .def = "1024",
e8b0e958
JA		 4555 .category = FIO_OPT_C_IO,
4556 .group = FIO_OPT_G_IO_FLOW,
9e684a49
DE		 4557 },
4558 {
4559 .name = "flow_sleep",
e8b0e958 4560 .lname = "I/O flow sleep",
9e684a49 4561 .type = FIO_OPT_INT,
a609f12a 4562 .off1 = offsetof(struct thread_options, flow_sleep),
9e684a49
DE		 4563 .help = "How many microseconds to sleep after being held"
4564 " back by the flow control mechanism",
4565 .parent = "flow_id",
d71c154c 4566 .hide = 1,
9e684a49 4567 .def = "0",
e8b0e958
JA		 4568 .category = FIO_OPT_C_IO,
4569 .group = FIO_OPT_G_IO_FLOW,
9e684a49 4570 },
16e56d25
VF		 4571 {
4572 .name = "steadystate",
4573 .lname = "Steady state threshold",
4574 .alias = "ss",
4575 .type = FIO_OPT_STR,
2c5d94bc 4576 .off1 = offsetof(struct thread_options, ss_state),
16e56d25
VF		 4577 .cb = str_steadystate_cb,
4578 .help = "Define the criterion and limit to judge when a job has reached steady state",
4579 .def = "iops_slope:0.01%",
4580 .posval = {
4581 { .ival = "iops",
f0c50c66 4582 .oval = FIO_SS_IOPS,
16e56d25
VF		 4583 .help = "maximum mean deviation of IOPS measurements",
4584 },
4585 { .ival = "iops_slope",
f0c50c66 4586 .oval = FIO_SS_IOPS_SLOPE,
16e56d25
VF		 4587 .help = "slope calculated from IOPS measurements",
4588 },
4589 { .ival = "bw",
f0c50c66 4590 .oval = FIO_SS_BW,
16e56d25
VF		 4591 .help = "maximum mean deviation of bandwidth measurements",
4592 },
4593 {
4594 .ival = "bw_slope",
f0c50c66 4595 .oval = FIO_SS_BW_SLOPE,
16e56d25
VF		 4596 .help = "slope calculated from bandwidth measurements",
4597 },
4598 },
4599 .category = FIO_OPT_C_GENERAL,
4600 .group = FIO_OPT_G_RUNTIME,
4601 },
4602 {
4603 .name = "steadystate_duration",
4604 .lname = "Steady state duration",
4605 .alias = "ss_dur",
915ca980 4606 .parent = "steadystate",
16e56d25
VF		 4607 .type = FIO_OPT_STR_VAL_TIME,
4608 .off1 = offsetof(struct thread_options, ss_dur),
4609 .help = "Stop workload upon attaining steady state for specified duration",
4610 .def = "0",
4611 .is_seconds = 1,
4612 .is_time = 1,
4613 .category = FIO_OPT_C_GENERAL,
4614 .group = FIO_OPT_G_RUNTIME,
4615 },
4616 {
4617 .name = "steadystate_ramp_time",
4618 .lname = "Steady state ramp time",
4619 .alias = "ss_ramp",
915ca980 4620 .parent = "steadystate",
16e56d25
VF		 4621 .type = FIO_OPT_STR_VAL_TIME,
4622 .off1 = offsetof(struct thread_options, ss_ramp_time),
4623 .help = "Delay before initiation of data collection for steady state job termination testing",
4624 .def = "0",
4625 .is_seconds = 1,
4626 .is_time = 1,
4627 .category = FIO_OPT_C_GENERAL,
4628 .group = FIO_OPT_G_RUNTIME,
4629 },
214e1eca
JA		 4630 {
4631 .name = NULL,
4632 },
4633};
4634
17af15d4 4635static void add_to_lopt(struct option *lopt, struct fio_option *o,
de890a1e 4636 const char *name, int val)
9f81736c 4637{
17af15d4 4638 lopt->name = (char *) name;
de890a1e 4639 lopt->val = val;
9f81736c 4640 if (o->type == FIO_OPT_STR_SET)
ff52be3d 4641 lopt->has_arg = optional_argument;
9f81736c
JA		 4642 else
4643 lopt->has_arg = required_argument;
4644}
4645
de890a1e
SL		 4646static void options_to_lopts(struct fio_option *opts,
4647 struct option *long_options,
4648 int i, int option_type)
214e1eca 4649{
de890a1e 4650 struct fio_option *o = &opts[0];
214e1eca 4651 while (o->name) {
de890a1e 4652 add_to_lopt(&long_options[i], o, o->name, option_type);
17af15d4
JA		 4653 if (o->alias) {
4654 i++;
de890a1e 4655 add_to_lopt(&long_options[i], o, o->alias, option_type);
17af15d4 4656 }
214e1eca
JA		 4657
4658 i++;
4659 o++;
4660 assert(i < FIO_NR_OPTIONS);
4661 }
4662}
4663
de890a1e
SL		 4664void fio_options_set_ioengine_opts(struct option *long_options,
4665 struct thread_data *td)
4666{
4667 unsigned int i;
4668
4669 i = 0;
4670 while (long_options[i].name) {
4671 if (long_options[i].val == FIO_GETOPT_IOENGINE) {
4672 memset(&long_options[i], 0, sizeof(*long_options));
4673 break;
4674 }
4675 i++;
4676 }
4677
4678 /*
4679 * Just clear out the prior ioengine options.
4680 */
4681 if (!td || !td->eo)
4682 return;
4683
4684 options_to_lopts(td->io_ops->options, long_options, i,
4685 FIO_GETOPT_IOENGINE);
4686}
4687
4688void fio_options_dup_and_init(struct option *long_options)
4689{
4690 unsigned int i;
4691
9af4a244 4692 options_init(fio_options);
de890a1e
SL		 4693
4694 i = 0;
4695 while (long_options[i].name)
4696 i++;
4697
9af4a244 4698 options_to_lopts(fio_options, long_options, i, FIO_GETOPT_JOB);
de890a1e
SL		 4699}
4700
74929ac2
JA		 4701struct fio_keyword {
4702 const char *word;
4703 const char *desc;
4704 char *replace;
4705};
4706
4707static struct fio_keyword fio_keywords[] = {
4708 {
4709 .word = "$pagesize",
4710 .desc = "Page size in the system",
4711 },
4712 {
4713 .word = "$mb_memory",
4714 .desc = "Megabytes of memory online",
4715 },
4716 {
4717 .word = "$ncpus",
4718 .desc = "Number of CPUs online in the system",
4719 },
4720 {
4721 .word = NULL,
4722 },
4723};
4724
af1dc266
JA		 4725void fio_keywords_exit(void)
4726{
4727 struct fio_keyword *kw;
4728
4729 kw = &fio_keywords[0];
4730 while (kw->word) {
4731 free(kw->replace);
4732 kw->replace = NULL;
4733 kw++;
4734 }
4735}
4736
74929ac2
JA		 4737void fio_keywords_init(void)
4738{
3b2e1464 4739 unsigned long long mb_memory;
74929ac2
JA		 4740 char buf[128];
4741 long l;
4742
a4cfc477 4743 sprintf(buf, "%lu", (unsigned long) page_size);
74929ac2
JA		 4744 fio_keywords[0].replace = strdup(buf);
4745
8eb016d3 4746 mb_memory = os_phys_mem() / (1024 * 1024);
3b2e1464 4747 sprintf(buf, "%llu", mb_memory);
74929ac2
JA		 4748 fio_keywords[1].replace = strdup(buf);
4749
c00a2289 4750 l = cpus_online();
74929ac2
JA		 4751 sprintf(buf, "%lu", l);
4752 fio_keywords[2].replace = strdup(buf);
4753}
4754
892a6ffc
JA		 4755#define BC_APP "bc"
4756
4757static char *bc_calc(char *str)
4758{
d0c814ec 4759 char buf[128], *tmp;
892a6ffc
JA		 4760 FILE *f;
4761 int ret;
4762
4763 /*
4764 * No math, just return string
4765 */
d0c814ec
SL		 4766 if ((!strchr(str, '+') && !strchr(str, '-') && !strchr(str, '*') &&
4767 !strchr(str, '/')) || strchr(str, '\''))
892a6ffc
JA		 4768 return str;
4769
4770 /*
4771 * Split option from value, we only need to calculate the value
4772 */
4773 tmp = strchr(str, '=');
4774 if (!tmp)
4775 return str;
4776
4777 tmp++;
892a6ffc 4778
d0c814ec
SL		 4779 /*
4780 * Prevent buffer overflows; such a case isn't reasonable anyway
4781 */
4782 if (strlen(str) >= 128 || strlen(tmp) > 100)
4783 return str;
892a6ffc
JA		 4784
4785 sprintf(buf, "which %s > /dev/null", BC_APP);
4786 if (system(buf)) {
4787 log_err("fio: bc is needed for performing math\n");
892a6ffc
JA		 4788 return NULL;
4789 }
4790
d0c814ec 4791 sprintf(buf, "echo '%s' | %s", tmp, BC_APP);
892a6ffc 4792 f = popen(buf, "r");
3c3ed070 4793 if (!f)
892a6ffc 4794 return NULL;
892a6ffc 4795
d0c814ec 4796 ret = fread(&buf[tmp - str], 1, 128 - (tmp - str), f);
1d824f37
JA		 4797 if (ret <= 0) {
4798 pclose(f);
892a6ffc 4799 return NULL;
1d824f37 4800 }
892a6ffc 4801
892a6ffc 4802 pclose(f);
d0c814ec
SL		 4803 buf[(tmp - str) + ret - 1] = '\0';
4804 memcpy(buf, str, tmp - str);
892a6ffc 4805 free(str);
d0c814ec
SL		 4806 return strdup(buf);
4807}
4808
4809/*
4810 * Return a copy of the input string with substrings of the form ${VARNAME}
4811 * substituted with the value of the environment variable VARNAME. The
4812 * substitution always occurs, even if VARNAME is empty or the corresponding
4813 * environment variable undefined.
4814 */
b4f5e72f 4815char *fio_option_dup_subs(const char *opt)
d0c814ec
SL		 4816{
4817 char out[OPT_LEN_MAX+1];
4818 char in[OPT_LEN_MAX+1];
4819 char *outptr = out;
4820 char *inptr = in;
4821 char *ch1, *ch2, *env;
4822 ssize_t nchr = OPT_LEN_MAX;
4823 size_t envlen;
4824
4825 if (strlen(opt) + 1 > OPT_LEN_MAX) {
4826 log_err("OPT_LEN_MAX (%d) is too small\n", OPT_LEN_MAX);
4827 return NULL;
4828 }
4829
4830 in[OPT_LEN_MAX] = '\0';
4831 strncpy(in, opt, OPT_LEN_MAX);
4832
4833 while (*inptr && nchr > 0) {
4834 if (inptr[0] == '$' && inptr[1] == '{') {
4835 ch2 = strchr(inptr, '}');
4836 if (ch2 && inptr+1 < ch2) {
4837 ch1 = inptr+2;
4838 inptr = ch2+1;
4839 *ch2 = '\0';
4840
4841 env = getenv(ch1);
4842 if (env) {
4843 envlen = strlen(env);
4844 if (envlen <= nchr) {
4845 memcpy(outptr, env, envlen);
4846 outptr += envlen;
4847 nchr -= envlen;
4848 }
4849 }
4850
4851 continue;
4852 }
4853 }
4854
4855 *outptr++ = *inptr++;
4856 --nchr;
4857 }
4858
4859 *outptr = '\0';
4860 return strdup(out);
892a6ffc
JA		 4861}
4862
74929ac2
JA		 4863/*
4864 * Look for reserved variable names and replace them with real values
4865 */
4866static char *fio_keyword_replace(char *opt)
4867{
4868 char *s;
4869 int i;
d0c814ec 4870 int docalc = 0;
74929ac2
JA		 4871
4872 for (i = 0; fio_keywords[i].word != NULL; i++) {
4873 struct fio_keyword *kw = &fio_keywords[i];
4874
4875 while ((s = strstr(opt, kw->word)) != NULL) {
4876 char *new = malloc(strlen(opt) + 1);
4877 char *o_org = opt;
4878 int olen = s - opt;
4879 int len;
4880
4881 /*
4882 * Copy part of the string before the keyword and
4883 * sprintf() the replacement after it.
4884 */
4885 memcpy(new, opt, olen);
4886 len = sprintf(new + olen, "%s", kw->replace);
4887
4888 /*
4889 * If there's more in the original string, copy that
4890 * in too
4891 */
4892 opt += strlen(kw->word) + olen;
4893 if (strlen(opt))
4894 memcpy(new + olen + len, opt, opt - o_org - 1);
4895
4896 /*
4897 * replace opt and free the old opt
4898 */
4899 opt = new;
d0c814ec 4900 free(o_org);
7a958bd5 4901
d0c814ec 4902 docalc = 1;
74929ac2
JA		 4903 }
4904 }
4905
d0c814ec
SL		 4906 /*
4907 * Check for potential math and invoke bc, if possible
4908 */
4909 if (docalc)
4910 opt = bc_calc(opt);
4911
7a958bd5 4912 return opt;
74929ac2
JA		 4913}
4914
d0c814ec
SL		 4915static char **dup_and_sub_options(char **opts, int num_opts)
4916{
4917 int i;
4918 char **opts_copy = malloc(num_opts * sizeof(*opts));
4919 for (i = 0; i < num_opts; i++) {
b4f5e72f 4920 opts_copy[i] = fio_option_dup_subs(opts[i]);
d0c814ec
SL		 4921 if (!opts_copy[i])
4922 continue;
4923 opts_copy[i] = fio_keyword_replace(opts_copy[i]);
4924 }
4925 return opts_copy;
4926}
4927
e15b023b 4928static void show_closest_option(const char *opt)
a2d027b9
JA		 4929{
4930 int best_option, best_distance;
4931 int i, distance;
e15b023b
JA		 4932 char *name;
4933
4934 if (!strlen(opt))
4935 return;
4936
4937 name = strdup(opt);
4938 i = 0;
4939 while (name[i] != '\0' && name[i] != '=')
4940 i++;
4941 name[i] = '\0';
a2d027b9
JA		 4942
4943 best_option = -1;
4944 best_distance = INT_MAX;
4945 i = 0;
4946 while (fio_options[i].name) {
4947 distance = string_distance(name, fio_options[i].name);
4948 if (distance < best_distance) {
4949 best_distance = distance;
4950 best_option = i;
4951 }
4952 i++;
4953 }
4954
75e6bcba
JA		 4955 if (best_option != -1 && string_distance_ok(name, best_distance) &&
4956 fio_options[best_option].type != FIO_OPT_UNSUPPORTED)
a2d027b9 4957 log_err("Did you mean %s?\n", fio_options[best_option].name);
e15b023b
JA		 4958
4959 free(name);
a2d027b9
JA		 4960}
4961
c2292325 4962int fio_options_parse(struct thread_data *td, char **opts, int num_opts)
214e1eca 4963{
de890a1e 4964 int i, ret, unknown;
d0c814ec 4965 char **opts_copy;
3b8b7135 4966
9af4a244 4967 sort_options(opts, fio_options, num_opts);
d0c814ec 4968 opts_copy = dup_and_sub_options(opts, num_opts);
3b8b7135 4969
de890a1e 4970 for (ret = 0, i = 0, unknown = 0; i < num_opts; i++) {
9109883a 4971 const struct fio_option *o;
9af4a244 4972 int newret = parse_option(opts_copy[i], opts[i], fio_options,
a609f12a 4973 &o, &td->o, &td->opt_list);
d0c814ec 4974
a8523a6a
JA		 4975 if (!newret && o)
4976 fio_option_mark_set(&td->o, o);
4977
de890a1e
SL		 4978 if (opts_copy[i]) {
4979 if (newret && !o) {
4980 unknown++;
4981 continue;
4982 }
d0c814ec 4983 free(opts_copy[i]);
de890a1e
SL		 4984 opts_copy[i] = NULL;
4985 }
4986
4987 ret |= newret;
4988 }
4989
4990 if (unknown) {
4991 ret |= ioengine_load(td);
4992 if (td->eo) {
4993 sort_options(opts_copy, td->io_ops->options, num_opts);
4994 opts = opts_copy;
4995 }
4996 for (i = 0; i < num_opts; i++) {
9109883a 4997 const struct fio_option *o = NULL;
de890a1e 4998 int newret = 1;
a2d027b9 4999
de890a1e
SL		 5000 if (!opts_copy[i])
5001 continue;
5002
5003 if (td->eo)
5004 newret = parse_option(opts_copy[i], opts[i],
5005 td->io_ops->options, &o,
66e19a38 5006 td->eo, &td->opt_list);
de890a1e
SL		 5007
5008 ret |= newret;
a2d027b9 5009 if (!o) {
de890a1e 5010 log_err("Bad option <%s>\n", opts[i]);
a2d027b9
JA		 5011 show_closest_option(opts[i]);
5012 }
de890a1e
SL		 5013 free(opts_copy[i]);
5014 opts_copy[i] = NULL;
5015 }
74929ac2 5016 }
3b8b7135 5017
d0c814ec 5018 free(opts_copy);
3b8b7135 5019 return ret;
214e1eca
JA		 5020}
5021
5022int fio_cmd_option_parse(struct thread_data *td, const char *opt, char *val)
5023{
a8523a6a
JA		 5024 int ret;
5025
a609f12a 5026 ret = parse_cmd_option(opt, val, fio_options, &td->o, &td->opt_list);
a8523a6a 5027 if (!ret) {
9109883a 5028 const struct fio_option *o;
a8523a6a 5029
9109883a 5030 o = find_option_c(fio_options, opt);
a8523a6a
JA		 5031 if (o)
5032 fio_option_mark_set(&td->o, o);
5033 }
5034
5035 return ret;
214e1eca
JA		 5036}
5037
de890a1e
SL		 5038int fio_cmd_ioengine_option_parse(struct thread_data *td, const char *opt,
5039 char *val)
5040{
d8b4f395
JA		 5041 return parse_cmd_option(opt, val, td->io_ops->options, td->eo,
5042 &td->opt_list);
de890a1e
SL		 5043}
5044
214e1eca
JA		 5045void fio_fill_default_options(struct thread_data *td)
5046{
cb1402d6 5047 td->o.magic = OPT_MAGIC;
a609f12a 5048 fill_default_options(&td->o, fio_options);
214e1eca
JA		 5049}
5050
5051int fio_show_option_help(const char *opt)
5052{
9af4a244 5053 return show_cmd_help(fio_options, opt);
214e1eca 5054}
d23bb327 5055
de890a1e
SL		 5056/*
5057 * dupe FIO_OPT_STR_STORE options
5058 */
5059void fio_options_mem_dupe(struct thread_data *td)
5060{
53b5693d 5061 options_mem_dupe(fio_options, &td->o);
1647f592
JA		 5062
5063 if (td->eo && td->io_ops) {
de890a1e 5064 void *oldeo = td->eo;
1647f592 5065
de890a1e
SL		 5066 td->eo = malloc(td->io_ops->option_struct_size);
5067 memcpy(td->eo, oldeo, td->io_ops->option_struct_size);
53b5693d 5068 options_mem_dupe(td->io_ops->options, td->eo);
de890a1e
SL		 5069 }
5070}
5071
d6978a32
JA		 5072unsigned int fio_get_kb_base(void *data)
5073{
a609f12a
JA		 5074 struct thread_data *td = cb_data_to_td(data);
5075 struct thread_options *o = &td->o;
d6978a32
JA		 5076 unsigned int kb_base = 0;
5077
cb1402d6
JA		 5078 /*
5079 * This is a hack... For private options, *data is not holding
5080 * a pointer to the thread_options, but to private data. This means
5081 * we can't safely dereference it, but magic is first so mem wise
5082 * it is valid. But this also means that if the job first sets
5083 * kb_base and expects that to be honored by private options,
5084 * it will be disappointed. We will return the global default
5085 * for this.
5086 */
5087 if (o && o->magic == OPT_MAGIC)
83ea422a 5088 kb_base = o->kb_base;
d6978a32
JA		 5089 if (!kb_base)
5090 kb_base = 1024;
5091
5092 return kb_base;
5093}
9f988e2e 5094
9109883a 5095int add_option(const struct fio_option *o)
9f988e2e 5096{
07b3232d
JA		 5097 struct fio_option *__o;
5098 int opt_index = 0;
5099
9af4a244 5100 __o = fio_options;
07b3232d
JA		 5101 while (__o->name) {
5102 opt_index++;
5103 __o++;
5104 }
5105
7b504edd
JA		 5106 if (opt_index + 1 == FIO_MAX_OPTS) {
5107 log_err("fio: FIO_MAX_OPTS is too small\n");
5108 return 1;
5109 }
5110
9af4a244 5111 memcpy(&fio_options[opt_index], o, sizeof(*o));
7b504edd 5112 fio_options[opt_index + 1].name = NULL;
07b3232d 5113 return 0;
9f988e2e 5114}
e2de69da 5115
07b3232d 5116void invalidate_profile_options(const char *prof_name)
e2de69da 5117{
07b3232d 5118 struct fio_option *o;
e2de69da 5119
9af4a244 5120 o = fio_options;
07b3232d
JA		 5121 while (o->name) {
5122 if (o->prof_name && !strcmp(o->prof_name, prof_name)) {
5123 o->type = FIO_OPT_INVALID;
5124 o->prof_name = NULL;
5125 }
5126 o++;
e2de69da
JA		 5127 }
5128}
f5b6bb85
JA		 5129
5130void add_opt_posval(const char *optname, const char *ival, const char *help)
5131{
5132 struct fio_option *o;
5133 unsigned int i;
5134
9af4a244 5135 o = find_option(fio_options, optname);
f5b6bb85
JA		 5136 if (!o)
5137 return;
5138
5139 for (i = 0; i < PARSE_MAX_VP; i++) {
5140 if (o->posval[i].ival)
5141 continue;
5142
5143 o->posval[i].ival = ival;
5144 o->posval[i].help = help;
5145 break;
5146 }
5147}
5148
5149void del_opt_posval(const char *optname, const char *ival)
5150{
5151 struct fio_option *o;
5152 unsigned int i;
5153
9af4a244 5154 o = find_option(fio_options, optname);
f5b6bb85
JA		 5155 if (!o)
5156 return;
5157
5158 for (i = 0; i < PARSE_MAX_VP; i++) {
5159 if (!o->posval[i].ival)
5160 continue;
5161 if (strcmp(o->posval[i].ival, ival))
5162 continue;
5163
5164 o->posval[i].ival = NULL;
5165 o->posval[i].help = NULL;
5166 }
5167}
7e356b2d
JA		 5168
5169void fio_options_free(struct thread_data *td)
5170{
ca6336a8 5171 options_free(fio_options, &td->o);
de890a1e
SL		 5172 if (td->eo && td->io_ops && td->io_ops->options) {
5173 options_free(td->io_ops->options, td->eo);
5174 free(td->eo);
5175 td->eo = NULL;
5176 }
7e356b2d 5177}
c504ee55
JA		 5178
5179struct fio_option *fio_option_find(const char *name)
5180{
5181 return find_option(fio_options, name);
5182}
5183
517c9c72 5184static struct fio_option *find_next_opt(struct fio_option *from,
f0e7f45a 5185 unsigned int off1)
a8523a6a 5186{
f0e7f45a 5187 struct fio_option *opt;
a8523a6a 5188
f0e7f45a
JA		 5189 if (!from)
5190 from = &fio_options[0];
5191 else
5192 from++;
5193
5194 opt = NULL;
5195 do {
5196 if (off1 == from->off1) {
5197 opt = from;
a8523a6a
JA		 5198 break;
5199 }
f0e7f45a
JA		 5200 from++;
5201 } while (from->name);
a8523a6a 5202
f0e7f45a
JA		 5203 return opt;
5204}
5205
5206static int opt_is_set(struct thread_options *o, struct fio_option *opt)
5207{
5208 unsigned int opt_off, index, offset;
a8523a6a
JA		 5209
5210 opt_off = opt - &fio_options[0];
5211 index = opt_off / (8 * sizeof(uint64_t));
5212 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5213 return (o->set_options[index] & ((uint64_t)1 << offset)) != 0;
a8523a6a
JA		 5214}
5215
72f39748 5216bool __fio_option_is_set(struct thread_options *o, unsigned int off1)
f0e7f45a
JA		 5217{
5218 struct fio_option *opt, *next;
5219
5220 next = NULL;
517c9c72 5221 while ((opt = find_next_opt(next, off1)) != NULL) {
f0e7f45a 5222 if (opt_is_set(o, opt))
72f39748 5223 return true;
f0e7f45a
JA		 5224
5225 next = opt;
5226 }
5227
72f39748 5228 return false;
f0e7f45a
JA		 5229}
5230
9109883a 5231void fio_option_mark_set(struct thread_options *o, const struct fio_option *opt)
a8523a6a
JA		 5232{
5233 unsigned int opt_off, index, offset;
5234
5235 opt_off = opt - &fio_options[0];
5236 index = opt_off / (8 * sizeof(uint64_t));
5237 offset = opt_off & ((8 * sizeof(uint64_t)) - 1);
e9d686d6 5238 o->set_options[index] |= (uint64_t)1 << offset;
a8523a6a 5239}
fio - Flexible IO Tester