options: remove unused function parameters
[fio.git] / options.c
CommitLineData
214e1eca
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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
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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;
9d8fc5e4
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55 unsigned int val1[ZONESPLIT_MAX];
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
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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
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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
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102 return 1;
103 }
104
d2835319
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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
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112 }
113
d2835319
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114 split->nr = i;
115 return 0;
116}
117
59466396
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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;
122 unsigned int max_bs, min_bs;
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
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163 return 1;
164 }
d711cce5 165
564ca972
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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
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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
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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
JA
1048 if (parse_dryrun()) {
1049 int i;
1050
1051 for (i = 0; i < DDIR_RWDIR_CNT; i++) {
1052 free(td->o.zone_split[i]);
1053 td->o.zone_split[i] = NULL;
1054 td->o.zone_split_nr[i] = 0;
1055 }
1056
1057 return ret;
1058 }
1059
e0a04ac1
JA
1060 if (!ret)
1061 td_zone_gen_index(td);
dc4bffb8
JA
1062 else {
1063 for (i = 0; i < DDIR_RWDIR_CNT; i++)
1064 td->o.zone_split_nr[i] = 0;
1065 }
e0a04ac1
JA
1066
1067 return ret;
1068}
1069
e25839d4
JA
1070static int str_random_distribution_cb(void *data, const char *str)
1071{
a609f12a 1072 struct thread_data *td = cb_data_to_td(data);
e25839d4
JA
1073 double val;
1074 char *nr;
1075
925fee33 1076 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF)
c95f9404 1077 val = FIO_DEF_ZIPF;
925fee33 1078 else if (td->o.random_distribution == FIO_RAND_DIST_PARETO)
c95f9404 1079 val = FIO_DEF_PARETO;
56d9fa4b
JA
1080 else if (td->o.random_distribution == FIO_RAND_DIST_GAUSS)
1081 val = 0.0;
e0a04ac1 1082 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED)
59466396
JA
1083 return parse_zoned_distribution(td, str, false);
1084 else if (td->o.random_distribution == FIO_RAND_DIST_ZONED_ABS)
1085 return parse_zoned_distribution(td, str, true);
925fee33 1086 else
e25839d4
JA
1087 return 0;
1088
1089 nr = get_opt_postfix(str);
88038bc7 1090 if (nr && !str_to_float(nr, &val, 0)) {
e25839d4
JA
1091 log_err("fio: random postfix parsing failed\n");
1092 free(nr);
1093 return 1;
1094 }
1095
078189c1
JA
1096 free(nr);
1097
18ded917
JA
1098 if (td->o.random_distribution == FIO_RAND_DIST_ZIPF) {
1099 if (val == 1.00) {
1100 log_err("fio: zipf theta must different than 1.0\n");
1101 return 1;
1102 }
55baca06
JA
1103 if (parse_dryrun())
1104 return 0;
1e5324e7 1105 td->o.zipf_theta.u.f = val;
56d9fa4b 1106 } else if (td->o.random_distribution == FIO_RAND_DIST_PARETO) {
078189c1
JA
1107 if (val <= 0.00 || val >= 1.00) {
1108 log_err("fio: pareto input out of range (0 < input < 1.0)\n");
1109 return 1;
1110 }
55baca06
JA
1111 if (parse_dryrun())
1112 return 0;
1e5324e7 1113 td->o.pareto_h.u.f = val;
3cdb8cf3 1114 } else {
76527b19 1115 if (val < 0.00 || val >= 100.0) {
99c94a6b 1116 log_err("fio: normal deviation out of range (0 <= input < 100.0)\n");
3cdb8cf3
JA
1117 return 1;
1118 }
55baca06
JA
1119 if (parse_dryrun())
1120 return 0;
f88cd222 1121 td->o.gauss_dev.u.f = val;
3cdb8cf3 1122 }
921c766f
JA
1123
1124 return 0;
1125}
1126
16e56d25
VF
1127static int str_steadystate_cb(void *data, const char *str)
1128{
94f218f6 1129 struct thread_data *td = cb_data_to_td(data);
16e56d25
VF
1130 double val;
1131 char *nr;
1132 char *pct;
1133 long long ll;
1134
2c5d94bc
VF
1135 if (td->o.ss_state != FIO_SS_IOPS && td->o.ss_state != FIO_SS_IOPS_SLOPE &&
1136 td->o.ss_state != FIO_SS_BW && td->o.ss_state != FIO_SS_BW_SLOPE) {
16e56d25
VF
1137 /* should be impossible to get here */
1138 log_err("fio: unknown steady state criterion\n");
1139 return 1;
1140 }
1141
1142 nr = get_opt_postfix(str);
1143 if (!nr) {
1144 log_err("fio: steadystate threshold must be specified in addition to criterion\n");
1145 free(nr);
1146 return 1;
1147 }
1148
1149 /* ENHANCEMENT Allow fio to understand size=10.2% and use here */
1150 pct = strstr(nr, "%");
1151 if (pct) {
1152 *pct = '\0';
1153 strip_blank_end(nr);
1154 if (!str_to_float(nr, &val, 0)) {
1155 log_err("fio: could not parse steadystate threshold percentage\n");
1156 free(nr);
1157 return 1;
1158 }
1159
1160 dprint(FD_PARSE, "set steady state threshold to %f%%\n", val);
1161 free(nr);
1162 if (parse_dryrun())
1163 return 0;
1164
c8caba48 1165 td->o.ss_state |= FIO_SS_PCT;
16e56d25 1166 td->o.ss_limit.u.f = val;
c8caba48 1167 } else if (td->o.ss_state & FIO_SS_IOPS) {
16e56d25
VF
1168 if (!str_to_float(nr, &val, 0)) {
1169 log_err("fio: steadystate IOPS threshold postfix parsing failed\n");
1170 free(nr);
1171 return 1;
1172 }
1173
1174 dprint(FD_PARSE, "set steady state IOPS threshold to %f\n", val);
1175 free(nr);
1176 if (parse_dryrun())
1177 return 0;
1178
16e56d25 1179 td->o.ss_limit.u.f = val;
16e56d25
VF
1180 } else { /* bandwidth criterion */
1181 if (str_to_decimal(nr, &ll, 1, td, 0, 0)) {
1182 log_err("fio: steadystate BW threshold postfix parsing failed\n");
1183 free(nr);
1184 return 1;
1185 }
1186
1187 dprint(FD_PARSE, "set steady state BW threshold to %lld\n", ll);
1188 free(nr);
1189 if (parse_dryrun())
1190 return 0;
1191
16e56d25 1192 td->o.ss_limit.u.f = (double) ll;
16e56d25
VF
1193 }
1194
2c5d94bc 1195 td->ss.state = td->o.ss_state;
16e56d25
VF
1196 return 0;
1197}
1198
8e827d35 1199/*
bcbfeefa 1200 * Return next name in the string. Files are separated with ':'. If the ':'
8e827d35
JA
1201 * is escaped with a '\', then that ':' is part of the filename and does not
1202 * indicate a new file.
1203 */
bcbfeefa 1204static char *get_next_name(char **ptr)
8e827d35
JA
1205{
1206 char *str = *ptr;
1207 char *p, *start;
1208
1209 if (!str || !strlen(str))
1210 return NULL;
1211
1212 start = str;
1213 do {
1214 /*
1215 * No colon, we are done
1216 */
1217 p = strchr(str, ':');
1218 if (!p) {
1219 *ptr = NULL;
1220 break;
1221 }
1222
1223 /*
1224 * We got a colon, but it's the first character. Skip and
1225 * continue
1226 */
1227 if (p == start) {
1228 str = ++start;
1229 continue;
1230 }
1231
1232 if (*(p - 1) != '\\') {
1233 *p = '\0';
1234 *ptr = p + 1;
1235 break;
1236 }
1237
1238 memmove(p - 1, p, strlen(p) + 1);
1239 str = p;
1240 } while (1);
1241
1242 return start;
1243}
1244
bcbfeefa
CE
1245
1246static int get_max_name_idx(char *input)
1247{
1248 unsigned int cur_idx;
1249 char *str, *p;
1250
1251 p = str = strdup(input);
1252 for (cur_idx = 0; ; cur_idx++)
1253 if (get_next_name(&str) == NULL)
1254 break;
1255
1256 free(p);
1257 return cur_idx;
1258}
1259
1260/*
1261 * Returns the directory at the index, indexes > entires will be
1262 * assigned via modulo division of the index
1263 */
922a5be8
JA
1264int set_name_idx(char *target, size_t tlen, char *input, int index,
1265 bool unique_filename)
bcbfeefa
CE
1266{
1267 unsigned int cur_idx;
1268 int len;
1269 char *fname, *str, *p;
1270
1271 p = str = strdup(input);
1272
1273 index %= get_max_name_idx(input);
1274 for (cur_idx = 0; cur_idx <= index; cur_idx++)
1275 fname = get_next_name(&str);
1276
922a5be8 1277 if (client_sockaddr_str[0] && unique_filename) {
e13c3b50
JA
1278 len = snprintf(target, tlen, "%s/%s.", fname,
1279 client_sockaddr_str);
1280 } else
1281 len = snprintf(target, tlen, "%s/", fname);
72a703da 1282
e13c3b50 1283 target[tlen - 1] = '\0';
bcbfeefa
CE
1284 free(p);
1285
1286 return len;
1287}
1288
214e1eca
JA
1289static int str_filename_cb(void *data, const char *input)
1290{
a609f12a 1291 struct thread_data *td = cb_data_to_td(data);
214e1eca
JA
1292 char *fname, *str, *p;
1293
1294 p = str = strdup(input);
1295
1296 strip_blank_front(&str);
1297 strip_blank_end(str);
1298
79591fa9
TK
1299 /*
1300 * Ignore what we may already have from nrfiles option.
1301 */
214e1eca 1302 if (!td->files_index)
2dc1bbeb 1303 td->o.nr_files = 0;
214e1eca 1304
bcbfeefa 1305 while ((fname = get_next_name(&str)) != NULL) {
214e1eca
JA
1306 if (!strlen(fname))
1307 break;
5903e7b7 1308 add_file(td, fname, 0, 1);
214e1eca
JA
1309 }
1310
1311 free(p);
1312 return 0;
1313}
1314
bcbfeefa 1315static int str_directory_cb(void *data, const char fio_unused *unused)
214e1eca 1316{
a609f12a 1317 struct thread_data *td = cb_data_to_td(data);
214e1eca 1318 struct stat sb;
bcbfeefa
CE
1319 char *dirname, *str, *p;
1320 int ret = 0;
214e1eca 1321
f9633d72
JA
1322 if (parse_dryrun())
1323 return 0;
1324
bcbfeefa
CE
1325 p = str = strdup(td->o.directory);
1326 while ((dirname = get_next_name(&str)) != NULL) {
1327 if (lstat(dirname, &sb) < 0) {
1328 ret = errno;
921c766f 1329
bcbfeefa
CE
1330 log_err("fio: %s is not a directory\n", dirname);
1331 td_verror(td, ret, "lstat");
1332 goto out;
1333 }
1334 if (!S_ISDIR(sb.st_mode)) {
1335 log_err("fio: %s is not a directory\n", dirname);
1336 ret = 1;
1337 goto out;
1338 }
214e1eca
JA
1339 }
1340
bcbfeefa
CE
1341out:
1342 free(p);
1343 return ret;
214e1eca
JA
1344}
1345
1346static int str_opendir_cb(void *data, const char fio_unused *str)
1347{
a609f12a 1348 struct thread_data *td = cb_data_to_td(data);
214e1eca 1349
52c0cea3
JA
1350 if (parse_dryrun())
1351 return 0;
1352
214e1eca 1353 if (!td->files_index)
2dc1bbeb 1354 td->o.nr_files = 0;
214e1eca 1355
2dc1bbeb 1356 return add_dir_files(td, td->o.opendir);
214e1eca
JA
1357}
1358
ce35b1ec
JA
1359static int str_buffer_pattern_cb(void *data, const char *input)
1360{
a609f12a 1361 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA
1362 int ret;
1363
61b9861d
RP
1364 /* FIXME: for now buffer pattern does not support formats */
1365 ret = parse_and_fill_pattern(input, strlen(input), td->o.buffer_pattern,
1366 MAX_PATTERN_SIZE, NULL, 0, NULL, NULL);
1367 if (ret < 0)
1368 return 1;
ce35b1ec 1369
61b9861d
RP
1370 assert(ret != 0);
1371 td->o.buffer_pattern_bytes = ret;
c55fae03
JA
1372
1373 /*
1374 * If this job is doing any reading or has compression set,
1375 * ensure that we refill buffers for writes or we could be
1376 * invalidating the pattern through reads.
1377 */
1378 if (!td->o.compress_percentage && !td_read(td))
61b9861d 1379 td->o.refill_buffers = 0;
c55fae03
JA
1380 else
1381 td->o.refill_buffers = 1;
1382
61b9861d
RP
1383 td->o.scramble_buffers = 0;
1384 td->o.zero_buffers = 0;
efcd9dcc 1385
61b9861d 1386 return 0;
ce35b1ec
JA
1387}
1388
bedc9dc2
JA
1389static int str_buffer_compress_cb(void *data, unsigned long long *il)
1390{
a609f12a 1391 struct thread_data *td = cb_data_to_td(data);
bedc9dc2
JA
1392
1393 td->flags |= TD_F_COMPRESS;
1394 td->o.compress_percentage = *il;
1395 return 0;
1396}
1397
5c94b008
JA
1398static int str_dedupe_cb(void *data, unsigned long long *il)
1399{
a609f12a 1400 struct thread_data *td = cb_data_to_td(data);
5c94b008
JA
1401
1402 td->flags |= TD_F_COMPRESS;
1403 td->o.dedupe_percentage = *il;
1404 td->o.refill_buffers = 1;
1405 return 0;
1406}
1407
ce35b1ec
JA
1408static int str_verify_pattern_cb(void *data, const char *input)
1409{
a609f12a 1410 struct thread_data *td = cb_data_to_td(data);
ce35b1ec
JA
1411 int ret;
1412
61b9861d
RP
1413 td->o.verify_fmt_sz = ARRAY_SIZE(td->o.verify_fmt);
1414 ret = parse_and_fill_pattern(input, strlen(input), td->o.verify_pattern,
4205998f
JA
1415 MAX_PATTERN_SIZE, fmt_desc, sizeof(fmt_desc),
1416 td->o.verify_fmt, &td->o.verify_fmt_sz);
61b9861d
RP
1417 if (ret < 0)
1418 return 1;
efcd9dcc 1419
61b9861d
RP
1420 assert(ret != 0);
1421 td->o.verify_pattern_bytes = ret;
92bf48d5 1422 /*
b638d82f 1423 * VERIFY_* could already be set
92bf48d5 1424 */
61b9861d 1425 if (!fio_option_is_set(&td->o, verify))
92bf48d5 1426 td->o.verify = VERIFY_PATTERN;
efcd9dcc 1427
61b9861d 1428 return 0;
90059d65 1429}
214e1eca 1430
993bf48b
JA
1431static int str_gtod_reduce_cb(void *data, int *il)
1432{
a609f12a 1433 struct thread_data *td = cb_data_to_td(data);
993bf48b
JA
1434 int val = *il;
1435
02af0988 1436 td->o.disable_lat = !!val;
993bf48b
JA
1437 td->o.disable_clat = !!val;
1438 td->o.disable_slat = !!val;
1439 td->o.disable_bw = !!val;
0dc1bc03 1440 td->o.clat_percentiles = !val;
993bf48b 1441 if (val)
8b6a404c 1442 td->ts_cache_mask = 63;
993bf48b
JA
1443
1444 return 0;
1445}
1446
89978a6b
BW
1447static int str_offset_cb(void *data, unsigned long long *__val)
1448{
1449 struct thread_data *td = cb_data_to_td(data);
1450 unsigned long long v = *__val;
1451
1452 if (parse_is_percent(v)) {
1453 td->o.start_offset = 0;
1454 td->o.start_offset_percent = -1ULL - v;
872e0415
JA
1455 dprint(FD_PARSE, "SET start_offset_percent %d\n",
1456 td->o.start_offset_percent);
89978a6b
BW
1457 } else
1458 td->o.start_offset = v;
1459
1460 return 0;
1461}
1462
7bb59102
JA
1463static int str_size_cb(void *data, unsigned long long *__val)
1464{
a609f12a 1465 struct thread_data *td = cb_data_to_td(data);
7bb59102
JA
1466 unsigned long long v = *__val;
1467
1468 if (parse_is_percent(v)) {
1469 td->o.size = 0;
1470 td->o.size_percent = -1ULL - v;
24e4321c
TK
1471 dprint(FD_PARSE, "SET size_percent %d\n",
1472 td->o.size_percent);
7bb59102
JA
1473 } else
1474 td->o.size = v;
1475
1476 return 0;
1477}
1478
dded427c
OS
1479static int str_write_bw_log_cb(void *data, const char *str)
1480{
1481 struct thread_data *td = cb_data_to_td(data);
1482
1483 if (str)
1484 td->o.bw_log_file = strdup(str);
1485
1486 td->o.write_bw_log = 1;
1487 return 0;
1488}
1489
1490static int str_write_lat_log_cb(void *data, const char *str)
1491{
1492 struct thread_data *td = cb_data_to_td(data);
1493
1494 if (str)
1495 td->o.lat_log_file = strdup(str);
1496
1497 td->o.write_lat_log = 1;
1498 return 0;
1499}
1500
1501static int str_write_iops_log_cb(void *data, const char *str)
1502{
1503 struct thread_data *td = cb_data_to_td(data);
1504
1505 if (str)
1506 td->o.iops_log_file = strdup(str);
1507
1508 td->o.write_iops_log = 1;
1509 return 0;
1510}
1511
1512static int str_write_hist_log_cb(void *data, const char *str)
1513{
1514 struct thread_data *td = cb_data_to_td(data);
1515
1516 if (str)
1517 td->o.hist_log_file = strdup(str);
1518
1519 td->o.write_hist_log = 1;
1520 return 0;
1521}
1522
6730b40f
TK
1523/*
1524 * str is supposed to be a substring of the strdup'd original string,
1525 * and is valid only if it's a regular file path.
1526 * This function keeps the pointer to the path as needed later.
1527 *
1528 * "external:/path/to/so\0" <- original pointer updated with strdup'd
1529 * "external\0" <- above pointer after parsed, i.e. ->ioengine
1530 * "/path/to/so\0" <- str argument, i.e. ->ioengine_so_path
1531 */
1532static int str_ioengine_external_cb(void *data, const char *str)
1533{
1534 struct thread_data *td = cb_data_to_td(data);
1535 struct stat sb;
1536 char *p;
1537
1538 if (!str) {
1539 log_err("fio: null external ioengine path\n");
1540 return 1;
1541 }
1542
1543 p = (char *)str; /* str is mutable */
1544 strip_blank_front(&p);
1545 strip_blank_end(p);
1546
1547 if (stat(p, &sb) || !S_ISREG(sb.st_mode)) {
1548 log_err("fio: invalid external ioengine path \"%s\"\n", p);
1549 return 1;
1550 }
1551
1552 td->o.ioengine_so_path = p;
1553 return 0;
1554}
1555
9109883a 1556static int rw_verify(const struct fio_option *o, void *data)
896cac2a 1557{
a609f12a 1558 struct thread_data *td = cb_data_to_td(data);
896cac2a
JA
1559
1560 if (read_only && td_write(td)) {
1561 log_err("fio: job <%s> has write bit set, but fio is in"
1562 " read-only mode\n", td->o.name);
1563 return 1;
1564 }
1565
1566 return 0;
1567}
1568
9109883a 1569static int gtod_cpu_verify(const struct fio_option *o, void *data)
29d43ff9 1570{
276ca4f7 1571#ifndef FIO_HAVE_CPU_AFFINITY
a609f12a 1572 struct thread_data *td = cb_data_to_td(data);
29d43ff9 1573
29d43ff9
JA
1574 if (td->o.gtod_cpu) {
1575 log_err("fio: platform must support CPU affinity for"
1576 "gettimeofday() offloading\n");
1577 return 1;
1578 }
1579#endif
1580
1581 return 0;
1582}
1583
214e1eca
JA
1584/*
1585 * Map of job/command line options
1586 */
9af4a244 1587struct fio_option fio_options[FIO_MAX_OPTS] = {
214e1eca
JA
1588 {
1589 .name = "description",
e8b0e958 1590 .lname = "Description of job",
214e1eca 1591 .type = FIO_OPT_STR_STORE,
a609f12a 1592 .off1 = offsetof(struct thread_options, description),
214e1eca 1593 .help = "Text job description",
e8b0e958 1594 .category = FIO_OPT_C_GENERAL,
0626037e 1595 .group = FIO_OPT_G_DESC,
214e1eca
JA
1596 },
1597 {
1598 .name = "name",
e8b0e958 1599 .lname = "Job name",
214e1eca 1600 .type = FIO_OPT_STR_STORE,
a609f12a 1601 .off1 = offsetof(struct thread_options, name),
214e1eca 1602 .help = "Name of this job",
e8b0e958 1603 .category = FIO_OPT_C_GENERAL,
0626037e 1604 .group = FIO_OPT_G_DESC,
214e1eca 1605 },
9cc8cb91
AK
1606 {
1607 .name = "wait_for",
1608 .lname = "Waitee name",
1609 .type = FIO_OPT_STR_STORE,
a609f12a 1610 .off1 = offsetof(struct thread_options, wait_for),
9cc8cb91
AK
1611 .help = "Name of the job this one wants to wait for before starting",
1612 .category = FIO_OPT_C_GENERAL,
1613 .group = FIO_OPT_G_DESC,
1614 },
214e1eca
JA
1615 {
1616 .name = "filename",
e8b0e958 1617 .lname = "Filename(s)",
214e1eca 1618 .type = FIO_OPT_STR_STORE,
a609f12a 1619 .off1 = offsetof(struct thread_options, filename),
214e1eca 1620 .cb = str_filename_cb,
f0d524b0 1621 .prio = -1, /* must come after "directory" */
214e1eca 1622 .help = "File(s) to use for the workload",
e8b0e958 1623 .category = FIO_OPT_C_FILE,
0626037e 1624 .group = FIO_OPT_G_FILENAME,
214e1eca 1625 },
90fef2d1 1626 {
e8b0e958
JA
1627 .name = "directory",
1628 .lname = "Directory",
1629 .type = FIO_OPT_STR_STORE,
a609f12a 1630 .off1 = offsetof(struct thread_options, directory),
e8b0e958
JA
1631 .cb = str_directory_cb,
1632 .help = "Directory to store files in",
1633 .category = FIO_OPT_C_FILE,
0626037e 1634 .group = FIO_OPT_G_FILENAME,
90fef2d1 1635 },
de98bd30
JA
1636 {
1637 .name = "filename_format",
922a5be8 1638 .lname = "Filename Format",
de98bd30 1639 .type = FIO_OPT_STR_STORE,
a609f12a 1640 .off1 = offsetof(struct thread_options, filename_format),
de98bd30
JA
1641 .prio = -1, /* must come after "directory" */
1642 .help = "Override default $jobname.$jobnum.$filenum naming",
1643 .def = "$jobname.$jobnum.$filenum",
93bb626a
JA
1644 .category = FIO_OPT_C_FILE,
1645 .group = FIO_OPT_G_FILENAME,
ad705bcb 1646 },
922a5be8
JA
1647 {
1648 .name = "unique_filename",
1649 .lname = "Unique Filename",
1650 .type = FIO_OPT_BOOL,
a609f12a 1651 .off1 = offsetof(struct thread_options, unique_filename),
922a5be8
JA
1652 .help = "For network clients, prefix file with source IP",
1653 .def = "1",
1654 .category = FIO_OPT_C_FILE,
1655 .group = FIO_OPT_G_FILENAME,
1656 },
29c1349f
JA
1657 {
1658 .name = "lockfile",
e8b0e958 1659 .lname = "Lockfile",
4d4e80f2 1660 .type = FIO_OPT_STR,
a609f12a 1661 .off1 = offsetof(struct thread_options, file_lock_mode),
29c1349f 1662 .help = "Lock file when doing IO to it",
bc6a0a5d 1663 .prio = 1,
29c1349f 1664 .parent = "filename",
d71c154c 1665 .hide = 0,
4d4e80f2 1666 .def = "none",
e8b0e958 1667 .category = FIO_OPT_C_FILE,
0626037e 1668 .group = FIO_OPT_G_FILENAME,
4d4e80f2
JA
1669 .posval = {
1670 { .ival = "none",
1671 .oval = FILE_LOCK_NONE,
1672 .help = "No file locking",
1673 },
1674 { .ival = "exclusive",
1675 .oval = FILE_LOCK_EXCLUSIVE,
1676 .help = "Exclusive file lock",
1677 },
1678 {
1679 .ival = "readwrite",
1680 .oval = FILE_LOCK_READWRITE,
1681 .help = "Read vs write lock",
1682 },
1683 },
29c1349f 1684 },
214e1eca
JA
1685 {
1686 .name = "opendir",
e8b0e958 1687 .lname = "Open directory",
214e1eca 1688 .type = FIO_OPT_STR_STORE,
a609f12a 1689 .off1 = offsetof(struct thread_options, opendir),
214e1eca
JA
1690 .cb = str_opendir_cb,
1691 .help = "Recursively add files from this directory and down",
e8b0e958 1692 .category = FIO_OPT_C_FILE,
0626037e 1693 .group = FIO_OPT_G_FILENAME,
214e1eca
JA
1694 },
1695 {
1696 .name = "rw",
e8b0e958 1697 .lname = "Read/write",
d3aad8f2 1698 .alias = "readwrite",
214e1eca 1699 .type = FIO_OPT_STR,
211097b2 1700 .cb = str_rw_cb,
a609f12a 1701 .off1 = offsetof(struct thread_options, td_ddir),
214e1eca
JA
1702 .help = "IO direction",
1703 .def = "read",
896cac2a 1704 .verify = rw_verify,
e8b0e958 1705 .category = FIO_OPT_C_IO,
0626037e 1706 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA
1707 .posval = {
1708 { .ival = "read",
1709 .oval = TD_DDIR_READ,
1710 .help = "Sequential read",
1711 },
1712 { .ival = "write",
1713 .oval = TD_DDIR_WRITE,
1714 .help = "Sequential write",
1715 },
6eaf09d6
SL
1716 { .ival = "trim",
1717 .oval = TD_DDIR_TRIM,
1718 .help = "Sequential trim",
1719 },
214e1eca
JA
1720 { .ival = "randread",
1721 .oval = TD_DDIR_RANDREAD,
1722 .help = "Random read",
1723 },
1724 { .ival = "randwrite",
1725 .oval = TD_DDIR_RANDWRITE,
1726 .help = "Random write",
1727 },
6eaf09d6
SL
1728 { .ival = "randtrim",
1729 .oval = TD_DDIR_RANDTRIM,
1730 .help = "Random trim",
1731 },
214e1eca
JA
1732 { .ival = "rw",
1733 .oval = TD_DDIR_RW,
1734 .help = "Sequential read and write mix",
1735 },
10b023db
JA
1736 { .ival = "readwrite",
1737 .oval = TD_DDIR_RW,
1738 .help = "Sequential read and write mix",
1739 },
214e1eca
JA
1740 { .ival = "randrw",
1741 .oval = TD_DDIR_RANDRW,
1742 .help = "Random read and write mix"
1743 },
82a90686
JA
1744 { .ival = "trimwrite",
1745 .oval = TD_DDIR_TRIMWRITE,
1746 .help = "Trim and write mix, trims preceding writes"
0e4dd95c 1747 },
214e1eca
JA
1748 },
1749 },
38dad62d
JA
1750 {
1751 .name = "rw_sequencer",
e8b0e958 1752 .lname = "RW Sequencer",
38dad62d 1753 .type = FIO_OPT_STR,
a609f12a 1754 .off1 = offsetof(struct thread_options, rw_seq),
38dad62d
JA
1755 .help = "IO offset generator modifier",
1756 .def = "sequential",
e8b0e958 1757 .category = FIO_OPT_C_IO,
0626037e 1758 .group = FIO_OPT_G_IO_BASIC,
38dad62d
JA
1759 .posval = {
1760 { .ival = "sequential",
1761 .oval = RW_SEQ_SEQ,
1762 .help = "Generate sequential offsets",
1763 },
1764 { .ival = "identical",
1765 .oval = RW_SEQ_IDENT,
1766 .help = "Generate identical offsets",
1767 },
1768 },
1769 },
1770
214e1eca
JA
1771 {
1772 .name = "ioengine",
e8b0e958 1773 .lname = "IO Engine",
214e1eca 1774 .type = FIO_OPT_STR_STORE,
a609f12a 1775 .off1 = offsetof(struct thread_options, ioengine),
214e1eca 1776 .help = "IO engine to use",
58483fa4 1777 .def = FIO_PREFERRED_ENGINE,
e8b0e958 1778 .category = FIO_OPT_C_IO,
0626037e 1779 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA
1780 .posval = {
1781 { .ival = "sync",
1782 .help = "Use read/write",
1783 },
a31041ea 1784 { .ival = "psync",
1785 .help = "Use pread/pwrite",
1786 },
1d2af02a 1787 { .ival = "vsync",
03e20d68 1788 .help = "Use readv/writev",
1d2af02a 1789 },
07fc0acd
JA
1790#ifdef CONFIG_PWRITEV
1791 { .ival = "pvsync",
1792 .help = "Use preadv/pwritev",
1793 },
1794#endif
6562685f 1795#ifdef FIO_HAVE_PWRITEV2
2cafffbe
JA
1796 { .ival = "pvsync2",
1797 .help = "Use preadv2/pwritev2",
1798 },
1799#endif
67bf9823 1800#ifdef CONFIG_LIBAIO
214e1eca
JA
1801 { .ival = "libaio",
1802 .help = "Linux native asynchronous IO",
1803 },
1804#endif
67bf9823 1805#ifdef CONFIG_POSIXAIO
214e1eca
JA
1806 { .ival = "posixaio",
1807 .help = "POSIX asynchronous IO",
1808 },
417f0068 1809#endif
997843cb 1810#ifdef CONFIG_SOLARISAIO
417f0068
JA
1811 { .ival = "solarisaio",
1812 .help = "Solaris native asynchronous IO",
1813 },
214e1eca 1814#endif
4700b234 1815#ifdef CONFIG_WINDOWSAIO
03e20d68 1816 { .ival = "windowsaio",
3be80071 1817 .help = "Windows native asynchronous IO"
de890a1e 1818 },
fc5c0345
DG
1819#endif
1820#ifdef CONFIG_RBD
1821 { .ival = "rbd",
1822 .help = "Rados Block Device asynchronous IO"
1823 },
3be80071 1824#endif
214e1eca 1825 { .ival = "mmap",
03e20d68 1826 .help = "Memory mapped IO"
214e1eca 1827 },
67bf9823 1828#ifdef CONFIG_LINUX_SPLICE
214e1eca
JA
1829 { .ival = "splice",
1830 .help = "splice/vmsplice based IO",
1831 },
9cce02e8
JA
1832 { .ival = "netsplice",
1833 .help = "splice/vmsplice to/from the network",
1834 },
214e1eca
JA
1835#endif
1836#ifdef FIO_HAVE_SGIO
1837 { .ival = "sg",
1838 .help = "SCSI generic v3 IO",
1839 },
1840#endif
1841 { .ival = "null",
1842 .help = "Testing engine (no data transfer)",
1843 },
1844 { .ival = "net",
1845 .help = "Network IO",
1846 },
214e1eca 1847 { .ival = "cpuio",
03e20d68 1848 .help = "CPU cycle burner engine",
214e1eca 1849 },
67bf9823 1850#ifdef CONFIG_GUASI
b8c82a46
JA
1851 { .ival = "guasi",
1852 .help = "GUASI IO engine",
1853 },
79a43187 1854#endif
67bf9823 1855#ifdef CONFIG_RDMA
21b8aee8 1856 { .ival = "rdma",
1857 .help = "RDMA IO engine",
1858 },
8200b8c7 1859#endif
67bf9823 1860#ifdef CONFIG_FUSION_AW
8200b8c7
JA
1861 { .ival = "fusion-aw-sync",
1862 .help = "Fusion-io atomic write engine",
1863 },
1ecc95ca 1864#endif
997843cb 1865#ifdef CONFIG_LINUX_EXT4_MOVE_EXTENT
1ecc95ca
JA
1866 { .ival = "e4defrag",
1867 .help = "ext4 defrag engine",
1868 },
1869#endif
997843cb 1870#ifdef CONFIG_LINUX_FALLOCATE
1ecc95ca
JA
1871 { .ival = "falloc",
1872 .help = "fallocate() file based engine",
1873 },
b8c82a46 1874#endif
a7c386f4 1875#ifdef CONFIG_GFAPI
1876 { .ival = "gfapi",
cc47f094 1877 .help = "Glusterfs libgfapi(sync) based engine"
1878 },
1879 { .ival = "gfapi_async",
1880 .help = "Glusterfs libgfapi(async) based engine"
a7c386f4 1881 },
1882#endif
1b10477b 1883#ifdef CONFIG_LIBHDFS
b74e419e 1884 { .ival = "libhdfs",
1b10477b
MM
1885 .help = "Hadoop Distributed Filesystem (HDFS) engine"
1886 },
5c4ef02e
JA
1887#endif
1888#ifdef CONFIG_PMEMBLK
1889 { .ival = "pmemblk",
363a5f65 1890 .help = "PMDK libpmemblk based IO engine",
5c4ef02e
JA
1891 },
1892
104ee4de
DJ
1893#endif
1894#ifdef CONFIG_LINUX_DEVDAX
1895 { .ival = "dev-dax",
1896 .help = "DAX Device based IO engine",
1897 },
1b10477b 1898#endif
edc5fa12
JA
1899 {
1900 .ival = "filecreate",
1901 .help = "File creation engine",
1902 },
214e1eca
JA
1903 { .ival = "external",
1904 .help = "Load external engine (append name)",
6730b40f 1905 .cb = str_ioengine_external_cb,
214e1eca 1906 },
ae0db592
TI
1907#ifdef CONFIG_LIBPMEM
1908 { .ival = "libpmem",
363a5f65 1909 .help = "PMDK libpmem based IO engine",
ae0db592
TI
1910 },
1911#endif
214e1eca
JA
1912 },
1913 },
1914 {
1915 .name = "iodepth",
e8b0e958 1916 .lname = "IO Depth",
214e1eca 1917 .type = FIO_OPT_INT,
a609f12a 1918 .off1 = offsetof(struct thread_options, iodepth),
03e20d68 1919 .help = "Number of IO buffers to keep in flight",
757aff4f 1920 .minval = 1,
20eb06bd 1921 .interval = 1,
214e1eca 1922 .def = "1",
e8b0e958 1923 .category = FIO_OPT_C_IO,
0626037e 1924 .group = FIO_OPT_G_IO_BASIC,
214e1eca
JA
1925 },
1926 {
1927 .name = "iodepth_batch",
e8b0e958 1928 .lname = "IO Depth batch",
4950421a 1929 .alias = "iodepth_batch_submit",
214e1eca 1930 .type = FIO_OPT_INT,
a609f12a 1931 .off1 = offsetof(struct thread_options, iodepth_batch),
d65db441 1932 .help = "Number of IO buffers to submit in one go",
afdf9352 1933 .parent = "iodepth",
d71c154c 1934 .hide = 1,
20eb06bd 1935 .interval = 1,
a2e6f8ac 1936 .def = "1",
e8b0e958 1937 .category = FIO_OPT_C_IO,
0626037e 1938 .group = FIO_OPT_G_IO_BASIC,
4950421a
JA
1939 },
1940 {
82407585
RP
1941 .name = "iodepth_batch_complete_min",
1942 .lname = "Min IO depth batch complete",
1943 .alias = "iodepth_batch_complete",
4950421a 1944 .type = FIO_OPT_INT,
a609f12a 1945 .off1 = offsetof(struct thread_options, iodepth_batch_complete_min),
82407585 1946 .help = "Min number of IO buffers to retrieve in one go",
4950421a 1947 .parent = "iodepth",
d71c154c 1948 .hide = 1,
4950421a 1949 .minval = 0,
20eb06bd 1950 .interval = 1,
4950421a 1951 .def = "1",
e8b0e958 1952 .category = FIO_OPT_C_IO,
0626037e 1953 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1954 },
82407585
RP
1955 {
1956 .name = "iodepth_batch_complete_max",
1957 .lname = "Max IO depth batch complete",
1958 .type = FIO_OPT_INT,
a609f12a 1959 .off1 = offsetof(struct thread_options, iodepth_batch_complete_max),
82407585
RP
1960 .help = "Max number of IO buffers to retrieve in one go",
1961 .parent = "iodepth",
1962 .hide = 1,
1963 .minval = 0,
1964 .interval = 1,
1965 .category = FIO_OPT_C_IO,
1966 .group = FIO_OPT_G_IO_BASIC,
1967 },
214e1eca
JA
1968 {
1969 .name = "iodepth_low",
e8b0e958 1970 .lname = "IO Depth batch low",
214e1eca 1971 .type = FIO_OPT_INT,
a609f12a 1972 .off1 = offsetof(struct thread_options, iodepth_low),
214e1eca 1973 .help = "Low water mark for queuing depth",
afdf9352 1974 .parent = "iodepth",
d71c154c 1975 .hide = 1,
20eb06bd 1976 .interval = 1,
e8b0e958 1977 .category = FIO_OPT_C_IO,
0626037e 1978 .group = FIO_OPT_G_IO_BASIC,
214e1eca 1979 },
997b5680
SW
1980 {
1981 .name = "serialize_overlap",
1982 .lname = "Serialize overlap",
1983 .off1 = offsetof(struct thread_options, serialize_overlap),
1984 .type = FIO_OPT_BOOL,
1985 .help = "Wait for in-flight IOs that collide to complete",
1986 .parent = "iodepth",
1987 .def = "0",
1988 .category = FIO_OPT_C_IO,
1989 .group = FIO_OPT_G_IO_BASIC,
1990 },
a9da8ab2
JA
1991 {
1992 .name = "io_submit_mode",
1993 .lname = "IO submit mode",
1994 .type = FIO_OPT_STR,
a609f12a 1995 .off1 = offsetof(struct thread_options, io_submit_mode),
a9da8ab2
JA
1996 .help = "How IO submissions and completions are done",
1997 .def = "inline",
1998 .category = FIO_OPT_C_IO,
1999 .group = FIO_OPT_G_IO_BASIC,
2000 .posval = {
2001 { .ival = "inline",
2002 .oval = IO_MODE_INLINE,
2003 .help = "Submit and complete IO inline",
2004 },
2005 { .ival = "offload",
2006 .oval = IO_MODE_OFFLOAD,
2007 .help = "Offload submit and complete to threads",
2008 },
2009 },
2010 },
214e1eca
JA
2011 {
2012 .name = "size",
e8b0e958 2013 .lname = "Size",
214e1eca 2014 .type = FIO_OPT_STR_VAL,
7bb59102 2015 .cb = str_size_cb,
a609f12a 2016 .off1 = offsetof(struct thread_options, size),
214e1eca 2017 .help = "Total size of device or files",
20eb06bd 2018 .interval = 1024 * 1024,
e8b0e958
JA
2019 .category = FIO_OPT_C_IO,
2020 .group = FIO_OPT_G_INVALID,
214e1eca 2021 },
77731b29 2022 {
a4d3b4db
JA
2023 .name = "io_size",
2024 .alias = "io_limit",
2025 .lname = "IO Size",
77731b29 2026 .type = FIO_OPT_STR_VAL,
5be9bf09 2027 .off1 = offsetof(struct thread_options, io_size),
1684f7fd 2028 .help = "Total size of I/O to be performed",
77731b29
JA
2029 .interval = 1024 * 1024,
2030 .category = FIO_OPT_C_IO,
2031 .group = FIO_OPT_G_INVALID,
2032 },
aa31f1f1
SL
2033 {
2034 .name = "fill_device",
e8b0e958 2035 .lname = "Fill device",
74586c1e 2036 .alias = "fill_fs",
aa31f1f1 2037 .type = FIO_OPT_BOOL,
a609f12a 2038 .off1 = offsetof(struct thread_options, fill_device),
aa31f1f1
SL
2039 .help = "Write until an ENOSPC error occurs",
2040 .def = "0",
e8b0e958
JA
2041 .category = FIO_OPT_C_FILE,
2042 .group = FIO_OPT_G_INVALID,
aa31f1f1 2043 },
214e1eca
JA
2044 {
2045 .name = "filesize",
e8b0e958 2046 .lname = "File size",
214e1eca 2047 .type = FIO_OPT_STR_VAL,
a609f12a
JA
2048 .off1 = offsetof(struct thread_options, file_size_low),
2049 .off2 = offsetof(struct thread_options, file_size_high),
c3edbdba 2050 .minval = 1,
214e1eca 2051 .help = "Size of individual files",
20eb06bd 2052 .interval = 1024 * 1024,
e8b0e958
JA
2053 .category = FIO_OPT_C_FILE,
2054 .group = FIO_OPT_G_INVALID,
214e1eca 2055 },
bedc9dc2
JA
2056 {
2057 .name = "file_append",
2058 .lname = "File append",
2059 .type = FIO_OPT_BOOL,
a609f12a 2060 .off1 = offsetof(struct thread_options, file_append),
bedc9dc2
JA
2061 .help = "IO will start at the end of the file(s)",
2062 .def = "0",
2063 .category = FIO_OPT_C_FILE,
2064 .group = FIO_OPT_G_INVALID,
2065 },
67a1000f
JA
2066 {
2067 .name = "offset",
e8b0e958 2068 .lname = "IO offset",
67a1000f
JA
2069 .alias = "fileoffset",
2070 .type = FIO_OPT_STR_VAL,
89978a6b 2071 .cb = str_offset_cb,
a609f12a 2072 .off1 = offsetof(struct thread_options, start_offset),
67a1000f
JA
2073 .help = "Start IO from this offset",
2074 .def = "0",
20eb06bd 2075 .interval = 1024 * 1024,
e8b0e958
JA
2076 .category = FIO_OPT_C_IO,
2077 .group = FIO_OPT_G_INVALID,
67a1000f 2078 },
83c8b093
JF
2079 {
2080 .name = "offset_align",
2081 .lname = "IO offset alignment",
2082 .type = FIO_OPT_INT,
2083 .off1 = offsetof(struct thread_options, start_offset_align),
2084 .help = "Start IO from this offset alignment",
2085 .def = "0",
2086 .interval = 512,
2087 .category = FIO_OPT_C_IO,
2088 .group = FIO_OPT_G_INVALID,
2089 },
2d7cd868
JA
2090 {
2091 .name = "offset_increment",
e8b0e958 2092 .lname = "IO offset increment",
2d7cd868 2093 .type = FIO_OPT_STR_VAL,
a609f12a 2094 .off1 = offsetof(struct thread_options, offset_increment),
2d7cd868
JA
2095 .help = "What is the increment from one offset to the next",
2096 .parent = "offset",
d71c154c 2097 .hide = 1,
2d7cd868 2098 .def = "0",
20eb06bd 2099 .interval = 1024 * 1024,
e8b0e958
JA
2100 .category = FIO_OPT_C_IO,
2101 .group = FIO_OPT_G_INVALID,
2d7cd868 2102 },
ddf24e42
JA
2103 {
2104 .name = "number_ios",
2105 .lname = "Number of IOs to perform",
2106 .type = FIO_OPT_STR_VAL,
a609f12a 2107 .off1 = offsetof(struct thread_options, number_ios),
be3fec7d 2108 .help = "Force job completion after this number of IOs",
ddf24e42
JA
2109 .def = "0",
2110 .category = FIO_OPT_C_IO,
2111 .group = FIO_OPT_G_INVALID,
2112 },
214e1eca
JA
2113 {
2114 .name = "bs",
e8b0e958 2115 .lname = "Block size",
d3aad8f2 2116 .alias = "blocksize",
e01b22b8 2117 .type = FIO_OPT_INT,
a609f12a
JA
2118 .off1 = offsetof(struct thread_options, bs[DDIR_READ]),
2119 .off2 = offsetof(struct thread_options, bs[DDIR_WRITE]),
2120 .off3 = offsetof(struct thread_options, bs[DDIR_TRIM]),
c3edbdba 2121 .minval = 1,
214e1eca 2122 .help = "Block size unit",
2b9136a3 2123 .def = "4096",
67a1000f 2124 .parent = "rw",
d71c154c 2125 .hide = 1,
20eb06bd 2126 .interval = 512,
e8b0e958
JA
2127 .category = FIO_OPT_C_IO,
2128 .group = FIO_OPT_G_INVALID,
214e1eca 2129 },
2b7a01d0
JA
2130 {
2131 .name = "ba",
e8b0e958 2132 .lname = "Block size align",
2b7a01d0 2133 .alias = "blockalign",
e01b22b8 2134 .type = FIO_OPT_INT,
a609f12a
JA
2135 .off1 = offsetof(struct thread_options, ba[DDIR_READ]),
2136 .off2 = offsetof(struct thread_options, ba[DDIR_WRITE]),
2137 .off3 = offsetof(struct thread_options, ba[DDIR_TRIM]),
2b7a01d0
JA
2138 .minval = 1,
2139 .help = "IO block offset alignment",
2140 .parent = "rw",
d71c154c 2141 .hide = 1,
20eb06bd 2142 .interval = 512,
e8b0e958
JA
2143 .category = FIO_OPT_C_IO,
2144 .group = FIO_OPT_G_INVALID,
2b7a01d0 2145 },
214e1eca
JA
2146 {
2147 .name = "bsrange",
e8b0e958 2148 .lname = "Block size range",
d3aad8f2 2149 .alias = "blocksize_range",
214e1eca 2150 .type = FIO_OPT_RANGE,
a609f12a
JA
2151 .off1 = offsetof(struct thread_options, min_bs[DDIR_READ]),
2152 .off2 = offsetof(struct thread_options, max_bs[DDIR_READ]),
2153 .off3 = offsetof(struct thread_options, min_bs[DDIR_WRITE]),
2154 .off4 = offsetof(struct thread_options, max_bs[DDIR_WRITE]),
2155 .off5 = offsetof(struct thread_options, min_bs[DDIR_TRIM]),
2156 .off6 = offsetof(struct thread_options, max_bs[DDIR_TRIM]),
c3edbdba 2157 .minval = 1,
214e1eca 2158 .help = "Set block size range (in more detail than bs)",
67a1000f 2159 .parent = "rw",
d71c154c 2160 .hide = 1,
20eb06bd 2161 .interval = 4096,
e8b0e958
JA
2162 .category = FIO_OPT_C_IO,
2163 .group = FIO_OPT_G_INVALID,
214e1eca 2164 },
564ca972
JA
2165 {
2166 .name = "bssplit",
e8b0e958 2167 .lname = "Block size split",
564ca972
JA
2168 .type = FIO_OPT_STR,
2169 .cb = str_bssplit_cb,
a609f12a 2170 .off1 = offsetof(struct thread_options, bssplit),
564ca972
JA
2171 .help = "Set a specific mix of block sizes",
2172 .parent = "rw",
d71c154c 2173 .hide = 1,
e8b0e958
JA
2174 .category = FIO_OPT_C_IO,
2175 .group = FIO_OPT_G_INVALID,
564ca972 2176 },
214e1eca
JA
2177 {
2178 .name = "bs_unaligned",
e8b0e958 2179 .lname = "Block size unaligned",
d3aad8f2 2180 .alias = "blocksize_unaligned",
214e1eca 2181 .type = FIO_OPT_STR_SET,
a609f12a 2182 .off1 = offsetof(struct thread_options, bs_unaligned),
214e1eca 2183 .help = "Don't sector align IO buffer sizes",
67a1000f 2184 .parent = "rw",
d71c154c 2185 .hide = 1,
e8b0e958
JA
2186 .category = FIO_OPT_C_IO,
2187 .group = FIO_OPT_G_INVALID,
214e1eca 2188 },
6aca9b3d
JA
2189 {
2190 .name = "bs_is_seq_rand",
2191 .lname = "Block size division is seq/random (not read/write)",
2192 .type = FIO_OPT_BOOL,
a609f12a 2193 .off1 = offsetof(struct thread_options, bs_is_seq_rand),
86d59660 2194 .help = "Consider any blocksize setting to be sequential,random",
6aca9b3d
JA
2195 .def = "0",
2196 .parent = "blocksize",
2197 .category = FIO_OPT_C_IO,
2198 .group = FIO_OPT_G_INVALID,
2199 },
214e1eca
JA
2200 {
2201 .name = "randrepeat",
e8b0e958 2202 .lname = "Random repeatable",
214e1eca 2203 .type = FIO_OPT_BOOL,
a609f12a 2204 .off1 = offsetof(struct thread_options, rand_repeatable),
214e1eca
JA
2205 .help = "Use repeatable random IO pattern",
2206 .def = "1",
67a1000f 2207 .parent = "rw",
d71c154c 2208 .hide = 1,
e8b0e958 2209 .category = FIO_OPT_C_IO,
3ceb458f 2210 .group = FIO_OPT_G_RANDOM,
214e1eca 2211 },
04778baf
JA
2212 {
2213 .name = "randseed",
2214 .lname = "The random generator seed",
363cffa7 2215 .type = FIO_OPT_STR_VAL,
a609f12a 2216 .off1 = offsetof(struct thread_options, rand_seed),
04778baf 2217 .help = "Set the random generator seed value",
40fe5e7b 2218 .def = "0x89",
04778baf
JA
2219 .parent = "rw",
2220 .category = FIO_OPT_C_IO,
2221 .group = FIO_OPT_G_RANDOM,
2222 },
2615cc4b
JA
2223 {
2224 .name = "use_os_rand",
e8b0e958 2225 .lname = "Use OS random",
54a21917 2226 .type = FIO_OPT_DEPRECATED,
a609f12a 2227 .off1 = offsetof(struct thread_options, dep_use_os_rand),
e8b0e958 2228 .category = FIO_OPT_C_IO,
3ceb458f 2229 .group = FIO_OPT_G_RANDOM,
2615cc4b 2230 },
214e1eca
JA
2231 {
2232 .name = "norandommap",
e8b0e958 2233 .lname = "No randommap",
214e1eca 2234 .type = FIO_OPT_STR_SET,
a609f12a 2235 .off1 = offsetof(struct thread_options, norandommap),
214e1eca 2236 .help = "Accept potential duplicate random blocks",
67a1000f 2237 .parent = "rw",
d71c154c 2238 .hide = 1,
b2452a43 2239 .hide_on_set = 1,
e8b0e958 2240 .category = FIO_OPT_C_IO,
3ceb458f 2241 .group = FIO_OPT_G_RANDOM,
214e1eca 2242 },
2b386d25
JA
2243 {
2244 .name = "softrandommap",
e8b0e958 2245 .lname = "Soft randommap",
2b386d25 2246 .type = FIO_OPT_BOOL,
a609f12a 2247 .off1 = offsetof(struct thread_options, softrandommap),
f66ab3c8 2248 .help = "Set norandommap if randommap allocation fails",
2b386d25 2249 .parent = "norandommap",
d71c154c 2250 .hide = 1,
2b386d25 2251 .def = "0",
e8b0e958 2252 .category = FIO_OPT_C_IO,
3ceb458f 2253 .group = FIO_OPT_G_RANDOM,
2b386d25 2254 },
8055e41d
JA
2255 {
2256 .name = "random_generator",
cce2fdfe 2257 .lname = "Random Generator",
8055e41d 2258 .type = FIO_OPT_STR,
a609f12a 2259 .off1 = offsetof(struct thread_options, random_generator),
8055e41d
JA
2260 .help = "Type of random number generator to use",
2261 .def = "tausworthe",
2262 .posval = {
2263 { .ival = "tausworthe",
2264 .oval = FIO_RAND_GEN_TAUSWORTHE,
2265 .help = "Strong Tausworthe generator",
2266 },
2267 { .ival = "lfsr",
2268 .oval = FIO_RAND_GEN_LFSR,
2269 .help = "Variable length LFSR",
2270 },
c3546b53
JA
2271 {
2272 .ival = "tausworthe64",
2273 .oval = FIO_RAND_GEN_TAUSWORTHE64,
2274 .help = "64-bit Tausworthe variant",
2275 },
8055e41d 2276 },
48107598
JA
2277 .category = FIO_OPT_C_IO,
2278 .group = FIO_OPT_G_RANDOM,
8055e41d 2279 },
e25839d4
JA
2280 {
2281 .name = "random_distribution",
cce2fdfe 2282 .lname = "Random Distribution",
e25839d4 2283 .type = FIO_OPT_STR,
a609f12a 2284 .off1 = offsetof(struct thread_options, random_distribution),
e25839d4
JA
2285 .cb = str_random_distribution_cb,
2286 .help = "Random offset distribution generator",
2287 .def = "random",
2288 .posval = {
2289 { .ival = "random",
2290 .oval = FIO_RAND_DIST_RANDOM,
2291 .help = "Completely random",
2292 },
2293 { .ival = "zipf",
2294 .oval = FIO_RAND_DIST_ZIPF,
2295 .help = "Zipf distribution",
2296 },
925fee33
JA
2297 { .ival = "pareto",
2298 .oval = FIO_RAND_DIST_PARETO,
2299 .help = "Pareto distribution",
2300 },
56d9fa4b
JA
2301 { .ival = "normal",
2302 .oval = FIO_RAND_DIST_GAUSS,
ba2b3b07 2303 .help = "Normal (Gaussian) distribution",
56d9fa4b 2304 },
e0a04ac1
JA
2305 { .ival = "zoned",
2306 .oval = FIO_RAND_DIST_ZONED,
2307 .help = "Zoned random distribution",
2308 },
59466396
JA
2309 { .ival = "zoned_abs",
2310 .oval = FIO_RAND_DIST_ZONED_ABS,
2311 .help = "Zoned absolute random distribution",
2312 },
e25839d4 2313 },
48107598
JA
2314 .category = FIO_OPT_C_IO,
2315 .group = FIO_OPT_G_RANDOM,
e25839d4 2316 },
211c9b89
JA
2317 {
2318 .name = "percentage_random",
2319 .lname = "Percentage Random",
2320 .type = FIO_OPT_INT,
a609f12a
JA
2321 .off1 = offsetof(struct thread_options, perc_rand[DDIR_READ]),
2322 .off2 = offsetof(struct thread_options, perc_rand[DDIR_WRITE]),
2323 .off3 = offsetof(struct thread_options, perc_rand[DDIR_TRIM]),
211c9b89
JA
2324 .maxval = 100,
2325 .help = "Percentage of seq/random mix that should be random",
d9472271 2326 .def = "100,100,100",
211c9b89
JA
2327 .interval = 5,
2328 .inverse = "percentage_sequential",
2329 .category = FIO_OPT_C_IO,
2330 .group = FIO_OPT_G_RANDOM,
2331 },
2332 {
2333 .name = "percentage_sequential",
2334 .lname = "Percentage Sequential",
d9472271 2335 .type = FIO_OPT_DEPRECATED,
211c9b89
JA
2336 .category = FIO_OPT_C_IO,
2337 .group = FIO_OPT_G_RANDOM,
2338 },
56e2a5fc
CE
2339 {
2340 .name = "allrandrepeat",
cce2fdfe 2341 .lname = "All Random Repeat",
56e2a5fc 2342 .type = FIO_OPT_BOOL,
a609f12a 2343 .off1 = offsetof(struct thread_options, allrand_repeatable),
56e2a5fc
CE
2344 .help = "Use repeatable random numbers for everything",
2345 .def = "0",
a869d9c6
JA
2346 .category = FIO_OPT_C_IO,
2347 .group = FIO_OPT_G_RANDOM,
56e2a5fc 2348 },
214e1eca
JA
2349 {
2350 .name = "nrfiles",
e8b0e958 2351 .lname = "Number of files",
d7c8be03 2352 .alias = "nr_files",
214e1eca 2353 .type = FIO_OPT_INT,
a609f12a 2354 .off1 = offsetof(struct thread_options, nr_files),
214e1eca
JA
2355 .help = "Split job workload between this number of files",
2356 .def = "1",
20eb06bd 2357 .interval = 1,
e8b0e958
JA
2358 .category = FIO_OPT_C_FILE,
2359 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2360 },
2361 {
2362 .name = "openfiles",
e8b0e958 2363 .lname = "Number of open files",
214e1eca 2364 .type = FIO_OPT_INT,
a609f12a 2365 .off1 = offsetof(struct thread_options, open_files),
214e1eca 2366 .help = "Number of files to keep open at the same time",
e8b0e958
JA
2367 .category = FIO_OPT_C_FILE,
2368 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2369 },
2370 {
2371 .name = "file_service_type",
e8b0e958 2372 .lname = "File service type",
214e1eca
JA
2373 .type = FIO_OPT_STR,
2374 .cb = str_fst_cb,
a609f12a 2375 .off1 = offsetof(struct thread_options, file_service_type),
214e1eca
JA
2376 .help = "How to select which file to service next",
2377 .def = "roundrobin",
e8b0e958
JA
2378 .category = FIO_OPT_C_FILE,
2379 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2380 .posval = {
2381 { .ival = "random",
2382 .oval = FIO_FSERVICE_RANDOM,
8c07860d
JA
2383 .help = "Choose a file at random (uniform)",
2384 },
2385 { .ival = "zipf",
2386 .oval = FIO_FSERVICE_ZIPF,
2387 .help = "Zipf randomized",
2388 },
2389 { .ival = "pareto",
2390 .oval = FIO_FSERVICE_PARETO,
2391 .help = "Pareto randomized",
2392 },
dd3503d3
SW
2393 { .ival = "normal",
2394 .oval = FIO_FSERVICE_GAUSS,
2395 .help = "Normal (Gaussian) randomized",
2396 },
8c07860d
JA
2397 { .ival = "gauss",
2398 .oval = FIO_FSERVICE_GAUSS,
dd3503d3 2399 .help = "Alias for normal",
214e1eca
JA
2400 },
2401 { .ival = "roundrobin",
2402 .oval = FIO_FSERVICE_RR,
2403 .help = "Round robin select files",
2404 },
a086c257
JA
2405 { .ival = "sequential",
2406 .oval = FIO_FSERVICE_SEQ,
2407 .help = "Finish one file before moving to the next",
2408 },
214e1eca 2409 },
67a1000f 2410 .parent = "nrfiles",
d71c154c 2411 .hide = 1,
67a1000f 2412 },
cbbdf1c8 2413#ifdef FIO_HAVE_ANY_FALLOCATE
7bc8c2cf
JA
2414 {
2415 .name = "fallocate",
e8b0e958 2416 .lname = "Fallocate",
a596f047 2417 .type = FIO_OPT_STR,
a609f12a 2418 .off1 = offsetof(struct thread_options, fallocate_mode),
a596f047 2419 .help = "Whether pre-allocation is performed when laying out files",
2c3e17be 2420 .def = "native",
e8b0e958
JA
2421 .category = FIO_OPT_C_FILE,
2422 .group = FIO_OPT_G_INVALID,
a596f047
EG
2423 .posval = {
2424 { .ival = "none",
2425 .oval = FIO_FALLOCATE_NONE,
2426 .help = "Do not pre-allocate space",
2427 },
2c3e17be
SW
2428 { .ival = "native",
2429 .oval = FIO_FALLOCATE_NATIVE,
2430 .help = "Use native pre-allocation if possible",
2431 },
2432#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG
2433 { .ival = "posix",
2434 .oval = FIO_FALLOCATE_POSIX,
2435 .help = "Use posix_fallocate()",
2436 },
2c3e17be 2437#endif
97ac992c 2438#ifdef CONFIG_LINUX_FALLOCATE
a596f047
EG
2439 { .ival = "keep",
2440 .oval = FIO_FALLOCATE_KEEP_SIZE,
2441 .help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)",
2442 },
7bc8c2cf 2443#endif
a596f047
EG
2444 /* Compatibility with former boolean values */
2445 { .ival = "0",
2446 .oval = FIO_FALLOCATE_NONE,
2447 .help = "Alias for 'none'",
2448 },
2c3e17be 2449#ifdef CONFIG_POSIX_FALLOCATE
a596f047
EG
2450 { .ival = "1",
2451 .oval = FIO_FALLOCATE_POSIX,
2452 .help = "Alias for 'posix'",
2453 },
2c3e17be 2454#endif
a596f047
EG
2455 },
2456 },
cbbdf1c8 2457#else /* FIO_HAVE_ANY_FALLOCATE */
a275c37a
JA
2458 {
2459 .name = "fallocate",
2460 .lname = "Fallocate",
2461 .type = FIO_OPT_UNSUPPORTED,
2462 .help = "Your platform does not support fallocate",
2463 },
cbbdf1c8 2464#endif /* FIO_HAVE_ANY_FALLOCATE */
67a1000f
JA
2465 {
2466 .name = "fadvise_hint",
e8b0e958 2467 .lname = "Fadvise hint",
ecb2083d 2468 .type = FIO_OPT_STR,
a609f12a 2469 .off1 = offsetof(struct thread_options, fadvise_hint),
ecb2083d
JA
2470 .posval = {
2471 { .ival = "0",
2472 .oval = F_ADV_NONE,
c712c97a 2473 .help = "Don't issue fadvise/madvise",
ecb2083d
JA
2474 },
2475 { .ival = "1",
2476 .oval = F_ADV_TYPE,
2477 .help = "Advise using fio IO pattern",
2478 },
2479 { .ival = "random",
2480 .oval = F_ADV_RANDOM,
2481 .help = "Advise using FADV_RANDOM",
2482 },
2483 { .ival = "sequential",
2484 .oval = F_ADV_SEQUENTIAL,
2485 .help = "Advise using FADV_SEQUENTIAL",
2486 },
2487 },
67a1000f
JA
2488 .help = "Use fadvise() to advise the kernel on IO pattern",
2489 .def = "1",
e8b0e958
JA
2490 .category = FIO_OPT_C_FILE,
2491 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2492 },
2493 {
2494 .name = "fsync",
e8b0e958 2495 .lname = "Fsync",
214e1eca 2496 .type = FIO_OPT_INT,
a609f12a 2497 .off1 = offsetof(struct thread_options, fsync_blocks),
214e1eca
JA
2498 .help = "Issue fsync for writes every given number of blocks",
2499 .def = "0",
20eb06bd 2500 .interval = 1,
e8b0e958
JA
2501 .category = FIO_OPT_C_FILE,
2502 .group = FIO_OPT_G_INVALID,
214e1eca 2503 },
5f9099ea
JA
2504 {
2505 .name = "fdatasync",
e8b0e958 2506 .lname = "Fdatasync",
5f9099ea 2507 .type = FIO_OPT_INT,
a609f12a 2508 .off1 = offsetof(struct thread_options, fdatasync_blocks),
5f9099ea
JA
2509 .help = "Issue fdatasync for writes every given number of blocks",
2510 .def = "0",
20eb06bd 2511 .interval = 1,
e8b0e958
JA
2512 .category = FIO_OPT_C_FILE,
2513 .group = FIO_OPT_G_INVALID,
5f9099ea 2514 },
1ef2b6be
JA
2515 {
2516 .name = "write_barrier",
e8b0e958 2517 .lname = "Write barrier",
1ef2b6be 2518 .type = FIO_OPT_INT,
a609f12a 2519 .off1 = offsetof(struct thread_options, barrier_blocks),
1ef2b6be
JA
2520 .help = "Make every Nth write a barrier write",
2521 .def = "0",
20eb06bd 2522 .interval = 1,
e8b0e958
JA
2523 .category = FIO_OPT_C_IO,
2524 .group = FIO_OPT_G_INVALID,
1ef2b6be 2525 },
67bf9823 2526#ifdef CONFIG_SYNC_FILE_RANGE
44f29692
JA
2527 {
2528 .name = "sync_file_range",
e8b0e958 2529 .lname = "Sync file range",
44f29692
JA
2530 .posval = {
2531 { .ival = "wait_before",
2532 .oval = SYNC_FILE_RANGE_WAIT_BEFORE,
2533 .help = "SYNC_FILE_RANGE_WAIT_BEFORE",
ebadc0ce 2534 .orval = 1,
44f29692
JA
2535 },
2536 { .ival = "write",
2537 .oval = SYNC_FILE_RANGE_WRITE,
2538 .help = "SYNC_FILE_RANGE_WRITE",
ebadc0ce 2539 .orval = 1,
44f29692
JA
2540 },
2541 {
2542 .ival = "wait_after",
2543 .oval = SYNC_FILE_RANGE_WAIT_AFTER,
2544 .help = "SYNC_FILE_RANGE_WAIT_AFTER",
ebadc0ce 2545 .orval = 1,
44f29692
JA
2546 },
2547 },
3843deb3 2548 .type = FIO_OPT_STR_MULTI,
44f29692 2549 .cb = str_sfr_cb,
a609f12a 2550 .off1 = offsetof(struct thread_options, sync_file_range),
44f29692 2551 .help = "Use sync_file_range()",
e8b0e958
JA
2552 .category = FIO_OPT_C_FILE,
2553 .group = FIO_OPT_G_INVALID,
44f29692 2554 },
a275c37a 2555#else
54d0a315 2556 {
a275c37a
JA
2557 .name = "sync_file_range",
2558 .lname = "Sync file range",
2559 .type = FIO_OPT_UNSUPPORTED,
2560 .help = "Your platform does not support sync_file_range",
2561 },
44f29692 2562#endif
214e1eca
JA
2563 {
2564 .name = "direct",
e8b0e958 2565 .lname = "Direct I/O",
214e1eca 2566 .type = FIO_OPT_BOOL,
a609f12a 2567 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA
2568 .help = "Use O_DIRECT IO (negates buffered)",
2569 .def = "0",
a01a1bc5 2570 .inverse = "buffered",
e8b0e958 2571 .category = FIO_OPT_C_IO,
3ceb458f 2572 .group = FIO_OPT_G_IO_TYPE,
214e1eca 2573 },
d01612f3
CM
2574 {
2575 .name = "atomic",
2576 .lname = "Atomic I/O",
2577 .type = FIO_OPT_BOOL,
a609f12a 2578 .off1 = offsetof(struct thread_options, oatomic),
d01612f3
CM
2579 .help = "Use Atomic IO with O_DIRECT (implies O_DIRECT)",
2580 .def = "0",
2581 .category = FIO_OPT_C_IO,
2582 .group = FIO_OPT_G_IO_TYPE,
2583 },
214e1eca
JA
2584 {
2585 .name = "buffered",
e8b0e958 2586 .lname = "Buffered I/O",
214e1eca 2587 .type = FIO_OPT_BOOL,
a609f12a 2588 .off1 = offsetof(struct thread_options, odirect),
214e1eca
JA
2589 .neg = 1,
2590 .help = "Use buffered IO (negates direct)",
2591 .def = "1",
a01a1bc5 2592 .inverse = "direct",
e8b0e958 2593 .category = FIO_OPT_C_IO,
3ceb458f 2594 .group = FIO_OPT_G_IO_TYPE,
214e1eca
JA
2595 },
2596 {
2597 .name = "overwrite",
e8b0e958 2598 .lname = "Overwrite",
214e1eca 2599 .type = FIO_OPT_BOOL,
a609f12a 2600 .off1 = offsetof(struct thread_options, overwrite),
214e1eca
JA
2601 .help = "When writing, set whether to overwrite current data",
2602 .def = "0",
e8b0e958
JA
2603 .category = FIO_OPT_C_FILE,
2604 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2605 },
2606 {
2607 .name = "loops",
e8b0e958 2608 .lname = "Loops",
214e1eca 2609 .type = FIO_OPT_INT,
a609f12a 2610 .off1 = offsetof(struct thread_options, loops),
214e1eca
JA
2611 .help = "Number of times to run the job",
2612 .def = "1",
20eb06bd 2613 .interval = 1,
e8b0e958 2614 .category = FIO_OPT_C_GENERAL,
a1f6afec 2615 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA
2616 },
2617 {
2618 .name = "numjobs",
e8b0e958 2619 .lname = "Number of jobs",
214e1eca 2620 .type = FIO_OPT_INT,
a609f12a 2621 .off1 = offsetof(struct thread_options, numjobs),
214e1eca
JA
2622 .help = "Duplicate this job this many times",
2623 .def = "1",
20eb06bd 2624 .interval = 1,
e8b0e958 2625 .category = FIO_OPT_C_GENERAL,
a1f6afec 2626 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA
2627 },
2628 {
2629 .name = "startdelay",
e8b0e958 2630 .lname = "Start delay",
a5737c93 2631 .type = FIO_OPT_STR_VAL_TIME,
a609f12a
JA
2632 .off1 = offsetof(struct thread_options, start_delay),
2633 .off2 = offsetof(struct thread_options, start_delay_high),
214e1eca
JA
2634 .help = "Only start job when this period has passed",
2635 .def = "0",
0de5b26f 2636 .is_seconds = 1,
88038bc7 2637 .is_time = 1,
e8b0e958 2638 .category = FIO_OPT_C_GENERAL,
a1f6afec 2639 .group = FIO_OPT_G_RUNTIME,
214e1eca
JA
2640 },
2641 {
2642 .name = "runtime",
e8b0e958 2643 .lname = "Runtime",
214e1eca
JA
2644 .alias = "timeout",
2645 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2646 .off1 = offsetof(struct thread_options, timeout),
214e1eca
JA
2647 .help = "Stop workload when this amount of time has passed",
2648 .def = "0",
0de5b26f 2649 .is_seconds = 1,
88038bc7 2650 .is_time = 1,
e8b0e958 2651 .category = FIO_OPT_C_GENERAL,
a1f6afec 2652 .group = FIO_OPT_G_RUNTIME,
214e1eca 2653 },
cf4464ca
JA
2654 {
2655 .name = "time_based",
e8b0e958 2656 .lname = "Time based",
cf4464ca 2657 .type = FIO_OPT_STR_SET,
a609f12a 2658 .off1 = offsetof(struct thread_options, time_based),
cf4464ca 2659 .help = "Keep running until runtime/timeout is met",
e8b0e958 2660 .category = FIO_OPT_C_GENERAL,
a1f6afec 2661 .group = FIO_OPT_G_RUNTIME,
cf4464ca 2662 },
62167762
JC
2663 {
2664 .name = "verify_only",
2665 .lname = "Verify only",
2666 .type = FIO_OPT_STR_SET,
a609f12a 2667 .off1 = offsetof(struct thread_options, verify_only),
62167762
JC
2668 .help = "Verifies previously written data is still valid",
2669 .category = FIO_OPT_C_GENERAL,
2670 .group = FIO_OPT_G_RUNTIME,
2671 },
721938ae
JA
2672 {
2673 .name = "ramp_time",
e8b0e958 2674 .lname = "Ramp time",
721938ae 2675 .type = FIO_OPT_STR_VAL_TIME,
a609f12a 2676 .off1 = offsetof(struct thread_options, ramp_time),
721938ae 2677 .help = "Ramp up time before measuring performance",
0de5b26f 2678 .is_seconds = 1,
88038bc7 2679 .is_time = 1,
e8b0e958 2680 .category = FIO_OPT_C_GENERAL,
a1f6afec 2681 .group = FIO_OPT_G_RUNTIME,
721938ae 2682 },
c223da83
JA
2683 {
2684 .name = "clocksource",
e8b0e958 2685 .lname = "Clock source",
c223da83
JA
2686 .type = FIO_OPT_STR,
2687 .cb = fio_clock_source_cb,
a609f12a 2688 .off1 = offsetof(struct thread_options, clocksource),
c223da83 2689 .help = "What type of timing source to use",
e8b0e958 2690 .category = FIO_OPT_C_GENERAL,
10860056 2691 .group = FIO_OPT_G_CLOCK,
c223da83 2692 .posval = {
67bf9823 2693#ifdef CONFIG_GETTIMEOFDAY
c223da83
JA
2694 { .ival = "gettimeofday",
2695 .oval = CS_GTOD,
2696 .help = "Use gettimeofday(2) for timing",
2697 },
67bf9823
JA
2698#endif
2699#ifdef CONFIG_CLOCK_GETTIME
c223da83
JA
2700 { .ival = "clock_gettime",
2701 .oval = CS_CGETTIME,
2702 .help = "Use clock_gettime(2) for timing",
2703 },
67bf9823 2704#endif
c223da83
JA
2705#ifdef ARCH_HAVE_CPU_CLOCK
2706 { .ival = "cpu",
2707 .oval = CS_CPUCLOCK,
2708 .help = "Use CPU private clock",
2709 },
2710#endif
2711 },
2712 },
214e1eca
JA
2713 {
2714 .name = "mem",
d3aad8f2 2715 .alias = "iomem",
e8b0e958 2716 .lname = "I/O Memory",
214e1eca
JA
2717 .type = FIO_OPT_STR,
2718 .cb = str_mem_cb,
a609f12a 2719 .off1 = offsetof(struct thread_options, mem_type),
214e1eca
JA
2720 .help = "Backing type for IO buffers",
2721 .def = "malloc",
e8b0e958
JA
2722 .category = FIO_OPT_C_IO,
2723 .group = FIO_OPT_G_INVALID,
214e1eca
JA
2724 .posval = {
2725 { .ival = "malloc",
2726 .oval = MEM_MALLOC,
2727 .help = "Use malloc(3) for IO buffers",
2728 },
c8931876 2729#ifndef CONFIG_NO_SHM
37c8cdfe
JA
2730 { .ival = "shm",
2731 .oval = MEM_SHM,
2732 .help = "Use shared memory segments for IO buffers",
2733 },
214e1eca
JA
2734#ifdef FIO_HAVE_HUGETLB
2735 { .ival = "shmhuge",
2736 .oval = MEM_SHMHUGE,
2737 .help = "Like shm, but use huge pages",
2738 },
c8931876 2739#endif
b370e46a 2740#endif
37c8cdfe
JA
2741 { .ival = "mmap",
2742 .oval = MEM_MMAP,
2743 .help = "Use mmap(2) (file or anon) for IO buffers",
2744 },
217b0f1d
LG
2745 { .ival = "mmapshared",
2746 .oval = MEM_MMAPSHARED,
2747 .help = "Like mmap, but use the shared flag",
2748 },
214e1eca
JA
2749#ifdef FIO_HAVE_HUGETLB
2750 { .ival = "mmaphuge",
2751 .oval = MEM_MMAPHUGE,
2752 .help = "Like mmap, but use huge pages",
2753 },
03553853
YR
2754#endif
2755#ifdef CONFIG_CUDA
2756 { .ival = "cudamalloc",
2757 .oval = MEM_CUDA_MALLOC,
2758 .help = "Allocate GPU device memory for GPUDirect RDMA",
2759 },
214e1eca
JA
2760#endif
2761 },
2762 },
d529ee19
JA
2763 {
2764 .name = "iomem_align",
2765 .alias = "mem_align",
e8b0e958 2766 .lname = "I/O memory alignment",
d529ee19 2767 .type = FIO_OPT_INT,
a609f12a 2768 .off1 = offsetof(struct thread_options, mem_align),
d529ee19
JA
2769 .minval = 0,
2770 .help = "IO memory buffer offset alignment",
2771 .def = "0",
2772 .parent = "iomem",
d71c154c 2773 .hide = 1,
e8b0e958
JA
2774 .category = FIO_OPT_C_IO,
2775 .group = FIO_OPT_G_INVALID,
d529ee19 2776 },
214e1eca
JA
2777 {
2778 .name = "verify",
e8b0e958 2779 .lname = "Verify",
214e1eca 2780 .type = FIO_OPT_STR,
a609f12a 2781 .off1 = offsetof(struct thread_options, verify),
214e1eca
JA
2782 .help = "Verify data written",
2783 .def = "0",
e8b0e958 2784 .category = FIO_OPT_C_IO,
3ceb458f 2785 .group = FIO_OPT_G_VERIFY,
214e1eca
JA
2786 .posval = {
2787 { .ival = "0",
2788 .oval = VERIFY_NONE,
2789 .help = "Don't do IO verification",
2790 },
fcca4b58
JA
2791 { .ival = "md5",
2792 .oval = VERIFY_MD5,
2793 .help = "Use md5 checksums for verification",
2794 },
d77a7af3
JA
2795 { .ival = "crc64",
2796 .oval = VERIFY_CRC64,
2797 .help = "Use crc64 checksums for verification",
2798 },
214e1eca
JA
2799 { .ival = "crc32",
2800 .oval = VERIFY_CRC32,
2801 .help = "Use crc32 checksums for verification",
2802 },
af497e6a 2803 { .ival = "crc32c-intel",
e3aaafc4
JA
2804 .oval = VERIFY_CRC32C,
2805 .help = "Use crc32c checksums for verification (hw assisted, if available)",
af497e6a 2806 },
bac39e0e
JA
2807 { .ival = "crc32c",
2808 .oval = VERIFY_CRC32C,
e3aaafc4 2809 .help = "Use crc32c checksums for verification (hw assisted, if available)",
bac39e0e 2810 },
969f7ed3
JA
2811 { .ival = "crc16",
2812 .oval = VERIFY_CRC16,
2813 .help = "Use crc16 checksums for verification",
2814 },
1e154bdb
JA
2815 { .ival = "crc7",
2816 .oval = VERIFY_CRC7,
2817 .help = "Use crc7 checksums for verification",
2818 },
7c353ceb
JA
2819 { .ival = "sha1",
2820 .oval = VERIFY_SHA1,
2821 .help = "Use sha1 checksums for verification",
2822 },
cd14cc10
JA
2823 { .ival = "sha256",
2824 .oval = VERIFY_SHA256,
2825 .help = "Use sha256 checksums for verification",
2826 },
2827 { .ival = "sha512",
2828 .oval = VERIFY_SHA512,
2829 .help = "Use sha512 checksums for verification",
ae3a5acc
JA
2830 },
2831 { .ival = "sha3-224",
2832 .oval = VERIFY_SHA3_224,
2833 .help = "Use sha3-224 checksums for verification",
2834 },
2835 { .ival = "sha3-256",
2836 .oval = VERIFY_SHA3_256,
2837 .help = "Use sha3-256 checksums for verification",
2838 },
2839 { .ival = "sha3-384",
2840 .oval = VERIFY_SHA3_384,
2841 .help = "Use sha3-384 checksums for verification",
2842 },
2843 { .ival = "sha3-512",
2844 .oval = VERIFY_SHA3_512,
2845 .help = "Use sha3-512 checksums for verification",
cd14cc10 2846 },
844ea602
JA
2847 { .ival = "xxhash",
2848 .oval = VERIFY_XXHASH,
2849 .help = "Use xxhash checksums for verification",
2850 },
b638d82f
RP
2851 /* Meta information was included into verify_header,
2852 * 'meta' verification is implied by default. */
7437ee87 2853 { .ival = "meta",
b638d82f
RP
2854 .oval = VERIFY_HDR_ONLY,
2855 .help = "Use io information for verification. "
2856 "Now is implied by default, thus option is obsolete, "
2857 "don't use it",
7437ee87 2858 },
59245381
JA
2859 { .ival = "pattern",
2860 .oval = VERIFY_PATTERN_NO_HDR,
2861 .help = "Verify strict pattern",
2862 },
36690c9b
JA
2863 {
2864 .ival = "null",
2865 .oval = VERIFY_NULL,
2866 .help = "Pretend to verify",
2867 },
214e1eca
JA
2868 },
2869 },
005c565a
JA
2870 {
2871 .name = "do_verify",
e8b0e958 2872 .lname = "Perform verify step",
68e1f29a 2873 .type = FIO_OPT_BOOL,
a609f12a 2874 .off1 = offsetof(struct thread_options, do_verify),
005c565a
JA
2875 .help = "Run verification stage after write",
2876 .def = "1",
2877 .parent = "verify",
d71c154c 2878 .hide = 1,
e8b0e958
JA
2879 .category = FIO_OPT_C_IO,
2880 .group = FIO_OPT_G_VERIFY,
005c565a 2881 },
160b966d
JA
2882 {
2883 .name = "verifysort",
e8b0e958 2884 .lname = "Verify sort",
f31feaa2 2885 .type = FIO_OPT_SOFT_DEPRECATED,
e8b0e958
JA
2886 .category = FIO_OPT_C_IO,
2887 .group = FIO_OPT_G_VERIFY,
160b966d 2888 },
1ae83d45
JA
2889 {
2890 .name = "verifysort_nr",
cce2fdfe 2891 .lname = "Verify Sort Nr",
f31feaa2 2892 .type = FIO_OPT_SOFT_DEPRECATED,
836fcc0f
JA
2893 .category = FIO_OPT_C_IO,
2894 .group = FIO_OPT_G_VERIFY,
1ae83d45 2895 },
3f9f4e26 2896 {
a59e170d 2897 .name = "verify_interval",
e8b0e958 2898 .lname = "Verify interval",
e01b22b8 2899 .type = FIO_OPT_INT,
a609f12a 2900 .off1 = offsetof(struct thread_options, verify_interval),
819a9680 2901 .minval = 2 * sizeof(struct verify_header),
a59e170d 2902 .help = "Store verify buffer header every N bytes",
afdf9352 2903 .parent = "verify",
d71c154c 2904 .hide = 1,
20eb06bd 2905 .interval = 2 * sizeof(struct verify_header),
e8b0e958
JA
2906 .category = FIO_OPT_C_IO,
2907 .group = FIO_OPT_G_VERIFY,
3f9f4e26 2908 },
546a9142 2909 {
a59e170d 2910 .name = "verify_offset",
e8b0e958 2911 .lname = "Verify offset",
e01b22b8 2912 .type = FIO_OPT_INT,
a59e170d 2913 .help = "Offset verify header location by N bytes",
a609f12a 2914 .off1 = offsetof(struct thread_options, verify_offset),
203160d5 2915 .minval = sizeof(struct verify_header),
afdf9352 2916 .parent = "verify",
d71c154c 2917 .hide = 1,
e8b0e958
JA
2918 .category = FIO_OPT_C_IO,
2919 .group = FIO_OPT_G_VERIFY,
546a9142 2920 },
e28218f3
SL
2921 {
2922 .name = "verify_pattern",
e8b0e958 2923 .lname = "Verify pattern",
0e92f873 2924 .type = FIO_OPT_STR,
e28218f3 2925 .cb = str_verify_pattern_cb,
a609f12a 2926 .off1 = offsetof(struct thread_options, verify_pattern),
e28218f3
SL
2927 .help = "Fill pattern for IO buffers",
2928 .parent = "verify",
d71c154c 2929 .hide = 1,
e8b0e958
JA
2930 .category = FIO_OPT_C_IO,
2931 .group = FIO_OPT_G_VERIFY,
e28218f3 2932 },
a12a3b4d
JA
2933 {
2934 .name = "verify_fatal",
e8b0e958 2935 .lname = "Verify fatal",
68e1f29a 2936 .type = FIO_OPT_BOOL,
a609f12a 2937 .off1 = offsetof(struct thread_options, verify_fatal),
a12a3b4d
JA
2938 .def = "0",
2939 .help = "Exit on a single verify failure, don't continue",
2940 .parent = "verify",
d71c154c 2941 .hide = 1,
e8b0e958
JA
2942 .category = FIO_OPT_C_IO,
2943 .group = FIO_OPT_G_VERIFY,
a12a3b4d 2944 },
b463e936
JA
2945 {
2946 .name = "verify_dump",
e8b0e958 2947 .lname = "Verify dump",
b463e936 2948 .type = FIO_OPT_BOOL,
a609f12a 2949 .off1 = offsetof(struct thread_options, verify_dump),
ef71e317 2950 .def = "0",
b463e936
JA
2951 .help = "Dump contents of good and bad blocks on failure",
2952 .parent = "verify",
d71c154c 2953 .hide = 1,
e8b0e958
JA
2954 .category = FIO_OPT_C_IO,
2955 .group = FIO_OPT_G_VERIFY,
b463e936 2956 },
e8462bd8
JA
2957 {
2958 .name = "verify_async",
e8b0e958 2959 .lname = "Verify asynchronously",
e8462bd8 2960 .type = FIO_OPT_INT,
a609f12a 2961 .off1 = offsetof(struct thread_options, verify_async),
e8462bd8
JA
2962 .def = "0",
2963 .help = "Number of async verifier threads to use",
2964 .parent = "verify",
d71c154c 2965 .hide = 1,
e8b0e958
JA
2966 .category = FIO_OPT_C_IO,
2967 .group = FIO_OPT_G_VERIFY,
e8462bd8 2968 },
9e144189
JA
2969 {
2970 .name = "verify_backlog",
e8b0e958 2971 .lname = "Verify backlog",
9e144189 2972 .type = FIO_OPT_STR_VAL,
a609f12a 2973 .off1 = offsetof(struct thread_options, verify_backlog),
9e144189
JA
2974 .help = "Verify after this number of blocks are written",
2975 .parent = "verify",
d71c154c 2976 .hide = 1,
e8b0e958
JA
2977 .category = FIO_OPT_C_IO,
2978 .group = FIO_OPT_G_VERIFY,
9e144189
JA
2979 },
2980 {
2981 .name = "verify_backlog_batch",
e8b0e958 2982 .lname = "Verify backlog batch",
9e144189 2983 .type = FIO_OPT_INT,
a609f12a 2984 .off1 = offsetof(struct thread_options, verify_batch),
9e144189 2985 .help = "Verify this number of IO blocks",
0d29de83 2986 .parent = "verify",
d71c154c 2987 .hide = 1,
e8b0e958
JA
2988 .category = FIO_OPT_C_IO,
2989 .group = FIO_OPT_G_VERIFY,
9e144189 2990 },
e8462bd8
JA
2991#ifdef FIO_HAVE_CPU_AFFINITY
2992 {
2993 .name = "verify_async_cpus",
e8b0e958 2994 .lname = "Async verify CPUs",
e8462bd8
JA
2995 .type = FIO_OPT_STR,
2996 .cb = str_verify_cpus_allowed_cb,
a609f12a 2997 .off1 = offsetof(struct thread_options, verify_cpumask),
e8462bd8
JA
2998 .help = "Set CPUs allowed for async verify threads",
2999 .parent = "verify_async",
d71c154c 3000 .hide = 1,
e8b0e958
JA
3001 .category = FIO_OPT_C_IO,
3002 .group = FIO_OPT_G_VERIFY,
e8462bd8 3003 },
a275c37a
JA
3004#else
3005 {
3006 .name = "verify_async_cpus",
3007 .lname = "Async verify CPUs",
3008 .type = FIO_OPT_UNSUPPORTED,
54d0a315 3009 .help = "Your platform does not support CPU affinities",
a275c37a 3010 },
0d29de83 3011#endif
51aa2da8
JA
3012 {
3013 .name = "experimental_verify",
cce2fdfe 3014 .lname = "Experimental Verify",
a609f12a 3015 .off1 = offsetof(struct thread_options, experimental_verify),
51aa2da8 3016 .type = FIO_OPT_BOOL,
b31eaac9 3017 .help = "Enable experimental verification",
ca09be4b
JA
3018 .parent = "verify",
3019 .category = FIO_OPT_C_IO,
3020 .group = FIO_OPT_G_VERIFY,
3021 },
3022 {
3023 .name = "verify_state_load",
3024 .lname = "Load verify state",
a609f12a 3025 .off1 = offsetof(struct thread_options, verify_state),
ca09be4b
JA
3026 .type = FIO_OPT_BOOL,
3027 .help = "Load verify termination state",
3028 .parent = "verify",
3029 .category = FIO_OPT_C_IO,
3030 .group = FIO_OPT_G_VERIFY,
3031 },
3032 {
3033 .name = "verify_state_save",
3034 .lname = "Save verify state",
a609f12a 3035 .off1 = offsetof(struct thread_options, verify_state_save),
ca09be4b
JA
3036 .type = FIO_OPT_BOOL,
3037 .def = "1",
3038 .help = "Save verify state on termination",
3039 .parent = "verify",
836fcc0f
JA
3040 .category = FIO_OPT_C_IO,
3041 .group = FIO_OPT_G_VERIFY,
51aa2da8 3042 },
0d29de83
JA
3043#ifdef FIO_HAVE_TRIM
3044 {
3045 .name = "trim_percentage",
e8b0e958 3046 .lname = "Trim percentage",
0d29de83 3047 .type = FIO_OPT_INT,
a609f12a 3048 .off1 = offsetof(struct thread_options, trim_percentage),
20eb06bd 3049 .minval = 0,
0d29de83 3050 .maxval = 100,
169c098d 3051 .help = "Number of verify blocks to trim (i.e., discard)",
0d29de83
JA
3052 .parent = "verify",
3053 .def = "0",
20eb06bd 3054 .interval = 1,
d71c154c 3055 .hide = 1,
e8b0e958
JA
3056 .category = FIO_OPT_C_IO,
3057 .group = FIO_OPT_G_TRIM,
0d29de83
JA
3058 },
3059 {
3060 .name = "trim_verify_zero",
e8b0e958 3061 .lname = "Verify trim zero",
20eb06bd 3062 .type = FIO_OPT_BOOL,
169c098d 3063 .help = "Verify that trimmed (i.e., discarded) blocks are returned as zeroes",
a609f12a 3064 .off1 = offsetof(struct thread_options, trim_zero),
0d29de83 3065 .parent = "trim_percentage",
d71c154c 3066 .hide = 1,
0d29de83 3067 .def = "1",
e8b0e958
JA
3068 .category = FIO_OPT_C_IO,
3069 .group = FIO_OPT_G_TRIM,
0d29de83
JA
3070 },
3071 {
3072 .name = "trim_backlog",
e8b0e958 3073 .lname = "Trim backlog",
0d29de83 3074 .type = FIO_OPT_STR_VAL,
a609f12a 3075 .off1 = offsetof(struct thread_options, trim_backlog),
0d29de83
JA
3076 .help = "Trim after this number of blocks are written",
3077 .parent = "trim_percentage",
d71c154c 3078 .hide = 1,
20eb06bd 3079 .interval = 1,
e8b0e958
JA
3080 .category = FIO_OPT_C_IO,
3081 .group = FIO_OPT_G_TRIM,
0d29de83
JA
3082 },
3083 {
3084 .name = "trim_backlog_batch",
e8b0e958 3085 .lname = "Trim backlog batch",
0d29de83 3086 .type = FIO_OPT_INT,
a609f12a 3087 .off1 = offsetof(struct thread_options, trim_batch),
0d29de83
JA
3088 .help = "Trim this number of IO blocks",
3089 .parent = "trim_percentage",
d71c154c 3090 .hide = 1,
20eb06bd 3091 .interval = 1,
e8b0e958
JA
3092 .category = FIO_OPT_C_IO,
3093 .group = FIO_OPT_G_TRIM,
0d29de83 3094 },
a275c37a
JA
3095#else
3096 {
3097 .name = "trim_percentage",
3098 .lname = "Trim percentage",
3099 .type = FIO_OPT_UNSUPPORTED,
3100 .help = "Fio does not support TRIM on your platform",
3101 },
3102 {
3103 .name = "trim_verify_zero",
3104 .lname = "Verify trim zero",
3105 .type = FIO_OPT_UNSUPPORTED,
3106 .help = "Fio does not support TRIM on your platform",
3107 },
3108 {
3109 .name = "trim_backlog",
3110 .lname = "Trim backlog",
3111 .type = FIO_OPT_UNSUPPORTED,
3112 .help = "Fio does not support TRIM on your platform",
3113 },
3114 {
3115 .name = "trim_backlog_batch",
3116 .lname = "Trim backlog batch",
3117 .type = FIO_OPT_UNSUPPORTED,
3118 .help = "Fio does not support TRIM on your platform",
3119 },
e8462bd8 3120#endif
214e1eca
JA
3121 {
3122 .name = "write_iolog",
e8b0e958 3123 .lname = "Write I/O log",
214e1eca 3124 .type = FIO_OPT_STR_STORE,
a609f12a 3125 .off1 = offsetof(struct thread_options, write_iolog_file),
214e1eca 3126 .help = "Store IO pattern to file",
e8b0e958
JA
3127 .category = FIO_OPT_C_IO,
3128 .group = FIO_OPT_G_IOLOG,
214e1eca
JA
3129 },
3130 {
3131 .name = "read_iolog",
e8b0e958 3132 .lname = "Read I/O log",
214e1eca 3133 .type = FIO_OPT_STR_STORE,
a609f12a 3134 .off1 = offsetof(struct thread_options, read_iolog_file),
214e1eca 3135 .help = "Playback IO pattern from file",
e8b0e958
JA
3136 .category = FIO_OPT_C_IO,
3137 .group = FIO_OPT_G_IOLOG,
214e1eca 3138 },
64bbb865
DN
3139 {
3140 .name = "replay_no_stall",
e8b0e958 3141 .lname = "Don't stall on replay",
20eb06bd 3142 .type = FIO_OPT_BOOL,
a609f12a 3143 .off1 = offsetof(struct thread_options, no_stall),
64bbb865 3144 .def = "0",
87e7a972 3145 .parent = "read_iolog",
d71c154c 3146 .hide = 1,
64bbb865 3147 .help = "Playback IO pattern file as fast as possible without stalls",
e8b0e958
JA
3148 .category = FIO_OPT_C_IO,
3149 .group = FIO_OPT_G_IOLOG,
64bbb865 3150 },
d1c46c04
DN
3151 {
3152 .name = "replay_redirect",
e8b0e958 3153 .lname = "Redirect device for replay",
d1c46c04 3154 .type = FIO_OPT_STR_STORE,
a609f12a 3155 .off1 = offsetof(struct thread_options, replay_redirect),
d1c46c04 3156 .parent = "read_iolog",
d71c154c 3157 .hide = 1,
d1c46c04 3158 .help = "Replay all I/O onto this device, regardless of trace device",
e8b0e958
JA
3159 .category = FIO_OPT_C_IO,
3160 .group = FIO_OPT_G_IOLOG,
d1c46c04 3161 },
0c63576e
JA
3162 {
3163 .name = "replay_scale",
3164 .lname = "Replace offset scale factor",
3165 .type = FIO_OPT_INT,
a609f12a 3166 .off1 = offsetof(struct thread_options, replay_scale),
0c63576e
JA
3167 .parent = "read_iolog",
3168 .def = "1",
3169 .help = "Align offsets to this blocksize",
3170 .category = FIO_OPT_C_IO,
3171 .group = FIO_OPT_G_IOLOG,
3172 },
3173 {
3174 .name = "replay_align",
3175 .lname = "Replace alignment",
3176 .type = FIO_OPT_INT,
a609f12a 3177 .off1 = offsetof(struct thread_options, replay_align),
0c63576e
JA
3178 .parent = "read_iolog",
3179 .help = "Scale offset down by this factor",
3180 .category = FIO_OPT_C_IO,
3181 .group = FIO_OPT_G_IOLOG,
3182 .pow2 = 1,
3183 },
6dd7fa77
JA
3184 {
3185 .name = "replay_time_scale",
3186 .lname = "Replay Time Scale",
3187 .type = FIO_OPT_INT,
3188 .off1 = offsetof(struct thread_options, replay_time_scale),
3189 .def = "100",
3190 .minval = 1,
3191 .parent = "read_iolog",
3192 .hide = 1,
3193 .help = "Scale time for replay events",
3194 .category = FIO_OPT_C_IO,
3195 .group = FIO_OPT_G_IOLOG,
3196 },
d7235efb
JA
3197 {
3198 .name = "replay_skip",
3199 .lname = "Replay Skip",
3200 .type = FIO_OPT_STR,
3201 .cb = str_replay_skip_cb,
3202 .off1 = offsetof(struct thread_options, replay_skip),
3203 .parent = "read_iolog",
3204 .help = "Skip certain IO types (read,write,trim,flush)",
3205 .category = FIO_OPT_C_IO,
3206 .group = FIO_OPT_G_IOLOG,
3207 },
214e1eca
JA
3208 {
3209 .name = "exec_prerun",
e8b0e958 3210 .lname = "Pre-execute runnable",
214e1eca 3211 .type = FIO_OPT_STR_STORE,
a609f12a 3212 .off1 = offsetof(struct thread_options, exec_prerun),
214e1eca 3213 .help = "Execute this file prior to running job",
e8b0e958
JA
3214 .category = FIO_OPT_C_GENERAL,
3215 .group = FIO_OPT_G_INVALID,
214e1eca
JA
3216 },
3217 {
3218 .name = "exec_postrun",
e8b0e958 3219 .lname = "Post-execute runnable",
214e1eca 3220 .type = FIO_OPT_STR_STORE,
a609f12a 3221 .off1 = offsetof(struct thread_options, exec_postrun),
214e1eca 3222 .help = "Execute this file after running job",
e8b0e958
JA
3223 .category = FIO_OPT_C_GENERAL,
3224 .group = FIO_OPT_G_INVALID,
214e1eca
JA
3225 },
3226#ifdef FIO_HAVE_IOSCHED_SWITCH
3227 {
3228 .name = "ioscheduler",
e8b0e958 3229 .lname = "I/O scheduler",
214e1eca 3230 .type = FIO_OPT_STR_STORE,
a609f12a 3231 .off1 = offsetof(struct thread_options, ioscheduler),
214e1eca 3232 .help = "Use this IO scheduler on the backing device",
e8b0e958
JA
3233 .category = FIO_OPT_C_FILE,
3234 .group = FIO_OPT_G_INVALID,
214e1eca 3235 },
a275c37a
JA
3236#else
3237 {
3238 .name = "ioscheduler",
3239 .lname = "I/O scheduler",
3240 .type = FIO_OPT_UNSUPPORTED,
3241 .help = "Your platform does not support IO scheduler switching",
3242 },
214e1eca
JA
3243#endif
3244 {
3245 .name = "zonesize",
e8b0e958 3246 .lname = "Zone size",
214e1eca 3247 .type = FIO_OPT_STR_VAL,
a609f12a 3248 .off1 = offsetof(struct thread_options, zone_size),
ed335855
SN
3249 .help = "Amount of data to read per zone",
3250 .def = "0",
20eb06bd 3251 .interval = 1024 * 1024,
e8b0e958
JA
3252 .category = FIO_OPT_C_IO,
3253 .group = FIO_OPT_G_ZONE,
ed335855
SN
3254 },
3255 {
3256 .name = "zonerange",
e8b0e958 3257 .lname = "Zone range",
ed335855 3258 .type = FIO_OPT_STR_VAL,
a609f12a 3259 .off1 = offsetof(struct thread_options, zone_range),
214e1eca
JA
3260 .help = "Give size of an IO zone",
3261 .def = "0",
20eb06bd 3262 .interval = 1024 * 1024,
e8b0e958
JA
3263 .category = FIO_OPT_C_IO,
3264 .group = FIO_OPT_G_ZONE,
214e1eca
JA
3265 },
3266 {
3267 .name = "zoneskip",
e8b0e958 3268 .lname = "Zone skip",
214e1eca 3269 .type = FIO_OPT_STR_VAL,
a609f12a 3270 .off1 = offsetof(struct thread_options, zone_skip),
214e1eca
JA
3271 .help = "Space between IO zones",
3272 .def = "0",
20eb06bd 3273 .interval = 1024 * 1024,
e8b0e958
JA
3274 .category = FIO_OPT_C_IO,
3275 .group = FIO_OPT_G_ZONE,
214e1eca
JA
3276 },
3277 {
3278 .name = "lockmem",
e8b0e958 3279 .lname = "Lock memory",
214e1eca 3280 .type = FIO_OPT_STR_VAL,
a609f12a 3281 .off1 = offsetof(struct thread_options, lockmem),
81c6b6cd 3282 .help = "Lock down this amount of memory (per worker)",
214e1eca 3283 .def = "0",
20eb06bd 3284 .interval = 1024 * 1024,
e8b0e958
JA
3285 .category = FIO_OPT_C_GENERAL,
3286 .group = FIO_OPT_G_INVALID,
214e1eca 3287 },
214e1eca
JA
3288 {
3289 .name = "rwmixread",
e8b0e958 3290 .lname = "Read/write mix read",
214e1eca 3291 .type = FIO_OPT_INT,
cb499fc4 3292 .cb = str_rwmix_read_cb,
a609f12a 3293 .off1 = offsetof(struct thread_options, rwmix[DDIR_READ]),
214e1eca
JA
3294 .maxval = 100,
3295 .help = "Percentage of mixed workload that is reads",
3296 .def = "50",
20eb06bd 3297 .interval = 5,
90265353 3298 .inverse = "rwmixwrite",
e8b0e958
JA
3299 .category = FIO_OPT_C_IO,
3300 .group = FIO_OPT_G_RWMIX,
214e1eca
JA
3301 },
3302 {
3303 .name = "rwmixwrite",
e8b0e958 3304 .lname = "Read/write mix write",
214e1eca 3305 .type = FIO_OPT_INT,
cb499fc4 3306 .cb = str_rwmix_write_cb,
a609f12a 3307 .off1 = offsetof(struct thread_options, rwmix[DDIR_WRITE]),
214e1eca
JA
3308 .maxval = 100,
3309 .help = "Percentage of mixed workload that is writes",
3310 .def = "50",
20eb06bd 3311 .interval = 5,
90265353 3312 .inverse = "rwmixread",
e8b0e958
JA
3313 .category = FIO_OPT_C_IO,
3314 .group = FIO_OPT_G_RWMIX,
214e1eca 3315 },
afdf9352
JA
3316 {
3317 .name = "rwmixcycle",
e8b0e958 3318 .lname = "Read/write mix cycle",
15ca150e 3319 .type = FIO_OPT_DEPRECATED,
e8b0e958
JA
3320 .category = FIO_OPT_C_IO,
3321 .group = FIO_OPT_G_RWMIX,
afdf9352 3322 },
214e1eca
JA
3323 {
3324 .name = "nice",
e8b0e958 3325 .lname = "Nice",
214e1eca 3326 .type = FIO_OPT_INT,
a609f12a 3327 .off1 = offsetof(struct thread_options, nice),
214e1eca 3328 .help = "Set job CPU nice value",
11fd6aa8
RC
3329 .minval = -20,
3330 .maxval = 19,
214e1eca 3331 .def = "0",
20eb06bd 3332 .interval = 1,
e8b0e958 3333 .category = FIO_OPT_C_GENERAL,
10860056 3334 .group = FIO_OPT_G_CRED,
214e1eca
JA
3335 },
3336#ifdef FIO_HAVE_IOPRIO
3337 {
3338 .name = "prio",
e8b0e958 3339 .lname = "I/O nice priority",
214e1eca 3340 .type = FIO_OPT_INT,
a609f12a 3341 .off1 = offsetof(struct thread_options, ioprio),
214e1eca 3342 .help = "Set job IO priority value",
1767bd34
TK
3343 .minval = IOPRIO_MIN_PRIO,
3344 .maxval = IOPRIO_MAX_PRIO,
20eb06bd 3345 .interval = 1,
e8b0e958 3346 .category = FIO_OPT_C_GENERAL,
10860056 3347 .group = FIO_OPT_G_CRED,
214e1eca 3348 },
32ef447a
TK
3349#else
3350 {
3351 .name = "prio",
3352 .lname = "I/O nice priority",
3353 .type = FIO_OPT_UNSUPPORTED,
3354 .help = "Your platform does not support IO priorities",
3355 },
3356#endif
3357#ifdef FIO_HAVE_IOPRIO_CLASS
3358#ifndef FIO_HAVE_IOPRIO
3359#error "FIO_HAVE_IOPRIO_CLASS requires FIO_HAVE_IOPRIO"
3360#endif
214e1eca
JA
3361 {
3362 .name = "prioclass",
e8b0e958 3363 .lname = "I/O nice priority class",
214e1eca 3364 .type = FIO_OPT_INT,
a609f12a 3365 .off1 = offsetof(struct thread_options, ioprio_class),
214e1eca 3366 .help = "Set job IO priority class",
1767bd34
TK
3367 .minval = IOPRIO_MIN_PRIO_CLASS,
3368 .maxval = IOPRIO_MAX_PRIO_CLASS,
20eb06bd 3369 .interval = 1,
e8b0e958 3370 .category = FIO_OPT_C_GENERAL,
10860056 3371 .group = FIO_OPT_G_CRED,
214e1eca 3372 },
a275c37a 3373#else
a275c37a
JA
3374 {
3375 .name = "prioclass",
3376 .lname = "I/O nice priority class",
3377 .type = FIO_OPT_UNSUPPORTED,
32ef447a 3378 .help = "Your platform does not support IO priority classes",
a275c37a 3379 },
214e1eca
JA
3380#endif
3381 {
3382 .name = "thinktime",
e8b0e958 3383 .lname = "Thinktime",
214e1eca 3384 .type = FIO_OPT_INT,
a609f12a 3385 .off1 = offsetof(struct thread_options, thinktime),
214e1eca
JA
3386 .help = "Idle time between IO buffers (usec)",
3387 .def = "0",
88038bc7 3388 .is_time = 1,
e8b0e958 3389 .category = FIO_OPT_C_IO,
3ceb458f 3390 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA
3391 },
3392 {
3393 .name = "thinktime_spin",
e8b0e958 3394 .lname = "Thinktime spin",
214e1eca 3395 .type = FIO_OPT_INT,
a609f12a 3396 .off1 = offsetof(struct thread_options, thinktime_spin),
214e1eca
JA
3397 .help = "Start think time by spinning this amount (usec)",
3398 .def = "0",
88038bc7 3399 .is_time = 1,
afdf9352 3400 .parent = "thinktime",
d71c154c 3401 .hide = 1,
e8b0e958 3402 .category = FIO_OPT_C_IO,
3ceb458f 3403 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA
3404 },
3405 {
3406 .name = "thinktime_blocks",
e8b0e958 3407 .lname = "Thinktime blocks",
214e1eca 3408 .type = FIO_OPT_INT,
a609f12a 3409 .off1 = offsetof(struct thread_options, thinktime_blocks),
214e1eca
JA
3410 .help = "IO buffer period between 'thinktime'",
3411 .def = "1",
afdf9352 3412 .parent = "thinktime",
d71c154c 3413 .hide = 1,
e8b0e958 3414 .category = FIO_OPT_C_IO,
3ceb458f 3415 .group = FIO_OPT_G_THINKTIME,
214e1eca
JA
3416 },
3417 {
3418 .name = "rate",
e8b0e958 3419 .lname = "I/O rate",
e01b22b8 3420 .type = FIO_OPT_INT,
a609f12a
JA
3421 .off1 = offsetof(struct thread_options, rate[DDIR_READ]),
3422 .off2 = offsetof(struct thread_options, rate[DDIR_WRITE]),
3423 .off3 = offsetof(struct thread_options, rate[DDIR_TRIM]),
214e1eca 3424 .help = "Set bandwidth rate",
e8b0e958
JA
3425 .category = FIO_OPT_C_IO,
3426 .group = FIO_OPT_G_RATE,
214e1eca
JA
3427 },
3428 {
6d428bcd
JA
3429 .name = "rate_min",
3430 .alias = "ratemin",
e8b0e958 3431 .lname = "I/O min rate",
e01b22b8 3432 .type = FIO_OPT_INT,
a609f12a
JA
3433 .off1 = offsetof(struct thread_options, ratemin[DDIR_READ]),
3434 .off2 = offsetof(struct thread_options, ratemin[DDIR_WRITE]),
3435 .off3 = offsetof(struct thread_options, ratemin[DDIR_TRIM]),
4e991c23 3436 .help = "Job must meet this rate or it will be shutdown",
afdf9352 3437 .parent = "rate",
d71c154c 3438 .hide = 1,
e8b0e958
JA
3439 .category = FIO_OPT_C_IO,
3440 .group = FIO_OPT_G_RATE,
4e991c23
JA
3441 },
3442 {
3443 .name = "rate_iops",
e8b0e958 3444 .lname = "I/O rate IOPS",
e01b22b8 3445 .type = FIO_OPT_INT,
a609f12a
JA
3446 .off1 = offsetof(struct thread_options, rate_iops[DDIR_READ]),
3447 .off2 = offsetof(struct thread_options, rate_iops[DDIR_WRITE]),
3448 .off3 = offsetof(struct thread_options, rate_iops[DDIR_TRIM]),
4e991c23 3449 .help = "Limit IO used to this number of IO operations/sec",
d71c154c 3450 .hide = 1,
e8b0e958
JA
3451 .category = FIO_OPT_C_IO,
3452 .group = FIO_OPT_G_RATE,
4e991c23
JA
3453 },
3454 {
3455 .name = "rate_iops_min",
e8b0e958 3456 .lname = "I/O min rate IOPS",
e01b22b8 3457 .type = FIO_OPT_INT,
a609f12a
JA
3458 .off1 = offsetof(struct thread_options, rate_iops_min[DDIR_READ]),
3459 .off2 = offsetof(struct thread_options, rate_iops_min[DDIR_WRITE]),
3460 .off3 = offsetof(struct thread_options, rate_iops_min[DDIR_TRIM]),
03e20d68 3461 .help = "Job must meet this rate or it will be shut down",
afdf9352 3462 .parent = "rate_iops",
d71c154c 3463 .hide = 1,
e8b0e958
JA
3464 .category = FIO_OPT_C_IO,
3465 .group = FIO_OPT_G_RATE,
214e1eca 3466 },
ff6bb260 3467 {
6de65959
JA